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authorPeter Wemm <peter@FreeBSD.org>2008-07-12 05:00:28 +0000
committerPeter Wemm <peter@FreeBSD.org>2008-07-12 05:00:28 +0000
commita988131922df6e2093bf4391d6b1b021c07d6b3c (patch)
treeceac31a567976fd5866cb5791b059781f6e045de /lib/isccfg
parent3104e2690b183ef5948f77893efb9ddc3f9edce2 (diff)
downloadsrc-a988131922df6e2093bf4391d6b1b021c07d6b3c.tar.gz
src-a988131922df6e2093bf4391d6b1b021c07d6b3c.zip
Flatten bind9 vendor work area
Notes
Notes: svn path=/vendor/bind9/dist/; revision=180456
Diffstat (limited to 'lib/isccfg')
-rw-r--r--lib/isccfg/Makefile.in83
-rw-r--r--lib/isccfg/aclconf.c256
-rw-r--r--lib/isccfg/api3
-rw-r--r--lib/isccfg/include/Makefile.in25
-rw-r--r--lib/isccfg/include/isccfg/Makefile.in42
-rw-r--r--lib/isccfg/include/isccfg/aclconf.h73
-rw-r--r--lib/isccfg/include/isccfg/cfg.h417
-rw-r--r--lib/isccfg/include/isccfg/grammar.h452
-rw-r--r--lib/isccfg/include/isccfg/log.h55
-rw-r--r--lib/isccfg/include/isccfg/namedconf.h45
-rw-r--r--lib/isccfg/include/isccfg/version.h28
-rw-r--r--lib/isccfg/log.c52
-rw-r--r--lib/isccfg/namedconf.c2049
-rw-r--r--lib/isccfg/parser.c2382
-rw-r--r--lib/isccfg/version.c29
15 files changed, 5991 insertions, 0 deletions
diff --git a/lib/isccfg/Makefile.in b/lib/isccfg/Makefile.in
new file mode 100644
index 000000000000..7d19123abb11
--- /dev/null
+++ b/lib/isccfg/Makefile.in
@@ -0,0 +1,83 @@
+# Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2001-2003 Internet Software Consortium.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+# $Id: Makefile.in,v 1.12.18.4 2005/09/05 00:18:30 marka Exp $
+
+srcdir = @srcdir@
+VPATH = @srcdir@
+top_srcdir = @top_srcdir@
+
+@BIND9_VERSION@
+
+@LIBISCCFG_API@
+
+@BIND9_MAKE_INCLUDES@
+
+CINCLUDES = -I. ${DNS_INCLUDES} ${ISC_INCLUDES} ${ISCCFG_INCLUDES}
+
+CDEFINES = @USE_DLZ@
+CWARNINGS =
+
+ISCLIBS = ../../lib/isc/libisc.@A@
+ISCCCLIBS = ../../lib/isccc/libisccc.@A@
+DNSLIBS = ../../lib/dns/libdns.@A@
+ISCCFGLIBS = ../../lib/cfg/libisccfg.@A@
+
+ISCDEPLIBS = ../../lib/isc/libisc.@A@
+ISCCFGDEPLIBS = libisccfg.@A@
+
+LIBS = @LIBS@
+
+SUBDIRS = include
+
+# Alphabetically
+OBJS = aclconf.@O@ log.@O@ namedconf.@O@ parser.@O@ version.@O@
+
+# Alphabetically
+SRCS = aclconf.c log.c namedconf.c parser.c version.c
+
+TARGETS = timestamp
+
+@BIND9_MAKE_RULES@
+
+version.@O@: version.c
+ ${LIBTOOL_MODE_COMPILE} ${CC} ${ALL_CFLAGS} \
+ -DVERSION=\"${VERSION}\" \
+ -DLIBINTERFACE=${LIBINTERFACE} \
+ -DLIBREVISION=${LIBREVISION} \
+ -DLIBAGE=${LIBAGE} \
+ -c ${srcdir}/version.c
+
+libisccfg.@SA@: ${OBJS}
+ ${AR} ${ARFLAGS} $@ ${OBJS}
+ ${RANLIB} $@
+
+libisccfg.la: ${OBJS}
+ ${LIBTOOL_MODE_LINK} \
+ ${CC} ${ALL_CFLAGS} ${LDFLAGS} -o libisccfg.la -rpath ${libdir} \
+ -version-info ${LIBINTERFACE}:${LIBREVISION}:${LIBAGE} \
+ ${OBJS} ${LIBS} ${DNSLIBS} ${ISCCCLIBS} ${ISCLIBS}
+
+timestamp: libisccfg.@A@
+ touch timestamp
+
+installdirs:
+ $(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${libdir}
+
+install:: timestamp installdirs
+ ${LIBTOOL_MODE_INSTALL} ${INSTALL_DATA} libisccfg.@A@ ${DESTDIR}${libdir}
+
+clean distclean::
+ rm -f libisccfg.@A@ timestamp
diff --git a/lib/isccfg/aclconf.c b/lib/isccfg/aclconf.c
new file mode 100644
index 000000000000..d7b41ce7e3c1
--- /dev/null
+++ b/lib/isccfg/aclconf.c
@@ -0,0 +1,256 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 1999-2002 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: aclconf.c,v 1.2.2.6 2006/03/02 00:37:22 marka Exp $ */
+
+#include <config.h>
+
+#include <isc/mem.h>
+#include <isc/string.h> /* Required for HP/UX (and others?) */
+#include <isc/util.h>
+
+#include <isccfg/namedconf.h>
+#include <isccfg/aclconf.h>
+
+#include <dns/acl.h>
+#include <dns/fixedname.h>
+#include <dns/log.h>
+
+#define LOOP_MAGIC ISC_MAGIC('L','O','O','P')
+
+void
+cfg_aclconfctx_init(cfg_aclconfctx_t *ctx) {
+ ISC_LIST_INIT(ctx->named_acl_cache);
+}
+
+void
+cfg_aclconfctx_destroy(cfg_aclconfctx_t *ctx) {
+ dns_acl_t *dacl, *next;
+ for (dacl = ISC_LIST_HEAD(ctx->named_acl_cache);
+ dacl != NULL;
+ dacl = next)
+ {
+ next = ISC_LIST_NEXT(dacl, nextincache);
+ dns_acl_detach(&dacl);
+ }
+}
+
+/*
+ * Find the definition of the named acl whose name is "name".
+ */
+static isc_result_t
+get_acl_def(const cfg_obj_t *cctx, const char *name, const cfg_obj_t **ret) {
+ isc_result_t result;
+ const cfg_obj_t *acls = NULL;
+ const cfg_listelt_t *elt;
+
+ result = cfg_map_get(cctx, "acl", &acls);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+ for (elt = cfg_list_first(acls);
+ elt != NULL;
+ elt = cfg_list_next(elt)) {
+ const cfg_obj_t *acl = cfg_listelt_value(elt);
+ const char *aclname = cfg_obj_asstring(cfg_tuple_get(acl, "name"));
+ if (strcasecmp(aclname, name) == 0) {
+ *ret = cfg_tuple_get(acl, "value");
+ return (ISC_R_SUCCESS);
+ }
+ }
+ return (ISC_R_NOTFOUND);
+}
+
+static isc_result_t
+convert_named_acl(const cfg_obj_t *nameobj, const cfg_obj_t *cctx,
+ isc_log_t *lctx, cfg_aclconfctx_t *ctx,
+ isc_mem_t *mctx, dns_acl_t **target)
+{
+ isc_result_t result;
+ const cfg_obj_t *cacl = NULL;
+ dns_acl_t *dacl;
+ dns_acl_t loop;
+ const char *aclname = cfg_obj_asstring(nameobj);
+
+ /* Look for an already-converted version. */
+ for (dacl = ISC_LIST_HEAD(ctx->named_acl_cache);
+ dacl != NULL;
+ dacl = ISC_LIST_NEXT(dacl, nextincache))
+ {
+ if (strcasecmp(aclname, dacl->name) == 0) {
+ if (ISC_MAGIC_VALID(dacl, LOOP_MAGIC)) {
+ cfg_obj_log(nameobj, lctx, ISC_LOG_ERROR,
+ "acl loop detected: %s", aclname);
+ return (ISC_R_FAILURE);
+ }
+ dns_acl_attach(dacl, target);
+ return (ISC_R_SUCCESS);
+ }
+ }
+ /* Not yet converted. Convert now. */
+ result = get_acl_def(cctx, aclname, &cacl);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(nameobj, lctx, ISC_LOG_WARNING,
+ "undefined ACL '%s'", aclname);
+ return (result);
+ }
+ /*
+ * Add a loop detection element.
+ */
+ memset(&loop, 0, sizeof(loop));
+ ISC_LINK_INIT(&loop, nextincache);
+ DE_CONST(aclname, loop.name);
+ loop.magic = LOOP_MAGIC;
+ ISC_LIST_APPEND(ctx->named_acl_cache, &loop, nextincache);
+ result = cfg_acl_fromconfig(cacl, cctx, lctx, ctx, mctx, &dacl);
+ ISC_LIST_UNLINK(ctx->named_acl_cache, &loop, nextincache);
+ loop.magic = 0;
+ loop.name = NULL;
+ if (result != ISC_R_SUCCESS)
+ return (result);
+ dacl->name = isc_mem_strdup(dacl->mctx, aclname);
+ if (dacl->name == NULL)
+ return (ISC_R_NOMEMORY);
+ ISC_LIST_APPEND(ctx->named_acl_cache, dacl, nextincache);
+ dns_acl_attach(dacl, target);
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+convert_keyname(const cfg_obj_t *keyobj, isc_log_t *lctx, isc_mem_t *mctx,
+ dns_name_t *dnsname)
+{
+ isc_result_t result;
+ isc_buffer_t buf;
+ dns_fixedname_t fixname;
+ unsigned int keylen;
+ const char *txtname = cfg_obj_asstring(keyobj);
+
+ keylen = strlen(txtname);
+ isc_buffer_init(&buf, txtname, keylen);
+ isc_buffer_add(&buf, keylen);
+ dns_fixedname_init(&fixname);
+ result = dns_name_fromtext(dns_fixedname_name(&fixname), &buf,
+ dns_rootname, ISC_FALSE, NULL);
+ if (result != ISC_R_SUCCESS) {
+ cfg_obj_log(keyobj, lctx, ISC_LOG_WARNING,
+ "key name '%s' is not a valid domain name",
+ txtname);
+ return (result);
+ }
+ return (dns_name_dup(dns_fixedname_name(&fixname), mctx, dnsname));
+}
+
+isc_result_t
+cfg_acl_fromconfig(const cfg_obj_t *caml,
+ const cfg_obj_t *cctx,
+ isc_log_t *lctx,
+ cfg_aclconfctx_t *ctx,
+ isc_mem_t *mctx,
+ dns_acl_t **target)
+{
+ isc_result_t result;
+ unsigned int count;
+ dns_acl_t *dacl = NULL;
+ dns_aclelement_t *de;
+ const cfg_listelt_t *elt;
+
+ REQUIRE(target != NULL && *target == NULL);
+
+ count = 0;
+ for (elt = cfg_list_first(caml);
+ elt != NULL;
+ elt = cfg_list_next(elt))
+ count++;
+
+ result = dns_acl_create(mctx, count, &dacl);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+
+ de = dacl->elements;
+ for (elt = cfg_list_first(caml);
+ elt != NULL;
+ elt = cfg_list_next(elt))
+ {
+ const cfg_obj_t *ce = cfg_listelt_value(elt);
+ if (cfg_obj_istuple(ce)) {
+ /* This must be a negated element. */
+ ce = cfg_tuple_get(ce, "value");
+ de->negative = ISC_TRUE;
+ } else {
+ de->negative = ISC_FALSE;
+ }
+
+ if (cfg_obj_isnetprefix(ce)) {
+ /* Network prefix */
+ de->type = dns_aclelementtype_ipprefix;
+
+ cfg_obj_asnetprefix(ce,
+ &de->u.ip_prefix.address,
+ &de->u.ip_prefix.prefixlen);
+ } else if (cfg_obj_istype(ce, &cfg_type_keyref)) {
+ /* Key name */
+ de->type = dns_aclelementtype_keyname;
+ dns_name_init(&de->u.keyname, NULL);
+ result = convert_keyname(ce, lctx, mctx,
+ &de->u.keyname);
+ if (result != ISC_R_SUCCESS)
+ goto cleanup;
+ } else if (cfg_obj_islist(ce)) {
+ /* Nested ACL */
+ de->type = dns_aclelementtype_nestedacl;
+ result = cfg_acl_fromconfig(ce, cctx, lctx, ctx,
+ mctx, &de->u.nestedacl);
+ if (result != ISC_R_SUCCESS)
+ goto cleanup;
+ } else if (cfg_obj_isstring(ce)) {
+ /* ACL name */
+ const char *name = cfg_obj_asstring(ce);
+ if (strcasecmp(name, "localhost") == 0) {
+ de->type = dns_aclelementtype_localhost;
+ } else if (strcasecmp(name, "localnets") == 0) {
+ de->type = dns_aclelementtype_localnets;
+ } else if (strcasecmp(name, "any") == 0) {
+ de->type = dns_aclelementtype_any;
+ } else if (strcasecmp(name, "none") == 0) {
+ de->type = dns_aclelementtype_any;
+ de->negative = ISC_TF(! de->negative);
+ } else {
+ de->type = dns_aclelementtype_nestedacl;
+ result = convert_named_acl(ce, cctx, lctx,
+ ctx, mctx,
+ &de->u.nestedacl);
+ if (result != ISC_R_SUCCESS)
+ goto cleanup;
+ }
+ } else {
+ cfg_obj_log(ce, lctx, ISC_LOG_WARNING,
+ "address match list contains "
+ "unsupported element type");
+ result = ISC_R_FAILURE;
+ goto cleanup;
+ }
+ de++;
+ dacl->length++;
+ }
+
+ *target = dacl;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ dns_acl_detach(&dacl);
+ return (result);
+}
diff --git a/lib/isccfg/api b/lib/isccfg/api
new file mode 100644
index 000000000000..aba393a7ba90
--- /dev/null
+++ b/lib/isccfg/api
@@ -0,0 +1,3 @@
+LIBINTERFACE = 30
+LIBREVISION = 3
+LIBAGE = 0
diff --git a/lib/isccfg/include/Makefile.in b/lib/isccfg/include/Makefile.in
new file mode 100644
index 000000000000..4eddd928e070
--- /dev/null
+++ b/lib/isccfg/include/Makefile.in
@@ -0,0 +1,25 @@
+# Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2001 Internet Software Consortium.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+# $Id: Makefile.in,v 1.5 2004/03/05 05:12:24 marka Exp $
+
+srcdir = @srcdir@
+VPATH = @srcdir@
+top_srcdir = @top_srcdir@
+
+SUBDIRS = isccfg
+TARGETS =
+
+@BIND9_MAKE_RULES@
diff --git a/lib/isccfg/include/isccfg/Makefile.in b/lib/isccfg/include/isccfg/Makefile.in
new file mode 100644
index 000000000000..d71d2c2bf7ed
--- /dev/null
+++ b/lib/isccfg/include/isccfg/Makefile.in
@@ -0,0 +1,42 @@
+# Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2001, 2002 Internet Software Consortium.
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+# $Id: Makefile.in,v 1.8.18.2 2005/01/12 01:54:57 marka Exp $
+
+srcdir = @srcdir@
+VPATH = @srcdir@
+top_srcdir = @top_srcdir@
+
+@BIND9_VERSION@
+
+#
+# Only list headers that are to be installed and are not
+# machine generated. The latter are handled specially in the
+# install target below.
+#
+HEADERS = aclconf.h cfg.h grammar.h log.h namedconf.h version.h
+
+SUBDIRS =
+TARGETS =
+
+@BIND9_MAKE_RULES@
+
+installdirs:
+ $(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${includedir}/isccfg
+
+install:: installdirs
+ for i in ${HEADERS}; do \
+ ${INSTALL_DATA} ${srcdir}/$$i ${DESTDIR}${includedir}/isccfg ; \
+ done
diff --git a/lib/isccfg/include/isccfg/aclconf.h b/lib/isccfg/include/isccfg/aclconf.h
new file mode 100644
index 000000000000..a13740cd5ae0
--- /dev/null
+++ b/lib/isccfg/include/isccfg/aclconf.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 1999-2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: aclconf.h,v 1.2.2.5 2006/03/02 00:37:22 marka Exp $ */
+
+#ifndef ISCCFG_ACLCONF_H
+#define ISCCFG_ACLCONF_H 1
+
+#include <isc/lang.h>
+
+#include <isccfg/cfg.h>
+
+#include <dns/types.h>
+
+typedef struct cfg_aclconfctx {
+ ISC_LIST(dns_acl_t) named_acl_cache;
+} cfg_aclconfctx_t;
+
+/***
+ *** Functions
+ ***/
+
+ISC_LANG_BEGINDECLS
+
+void
+cfg_aclconfctx_init(cfg_aclconfctx_t *ctx);
+/*
+ * Initialize an ACL configuration context.
+ */
+
+void
+cfg_aclconfctx_destroy(cfg_aclconfctx_t *ctx);
+/*
+ * Destroy an ACL configuration context.
+ */
+
+isc_result_t
+cfg_acl_fromconfig(const cfg_obj_t *caml,
+ const cfg_obj_t *cctx,
+ isc_log_t *lctx,
+ cfg_aclconfctx_t *ctx,
+ isc_mem_t *mctx,
+ dns_acl_t **target);
+/*
+ * Construct a new dns_acl_t from configuration data in 'caml' and
+ * 'cctx'. Memory is allocated through 'mctx'.
+ *
+ * Any named ACLs referred to within 'caml' will be be converted
+ * into nested dns_acl_t objects. Multiple references to the same
+ * named ACLs will be converted into shared references to a single
+ * nested dns_acl_t object when the referring objects were created
+ * passing the same ACL configuration context 'ctx'.
+ *
+ * On success, attach '*target' to the new dns_acl_t object.
+ */
+
+ISC_LANG_ENDDECLS
+
+#endif /* ISCCFG_ACLCONF_H */
diff --git a/lib/isccfg/include/isccfg/cfg.h b/lib/isccfg/include/isccfg/cfg.h
new file mode 100644
index 000000000000..6a30a1cd6784
--- /dev/null
+++ b/lib/isccfg/include/isccfg/cfg.h
@@ -0,0 +1,417 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2000-2002 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: cfg.h,v 1.34.18.5 2006/03/02 00:37:22 marka Exp $ */
+
+#ifndef ISCCFG_CFG_H
+#define ISCCFG_CFG_H 1
+
+/*****
+ ***** Module Info
+ *****/
+
+/*! \file
+ * \brief
+ * This is the new, table-driven, YACC-free configuration file parser.
+ */
+
+/***
+ *** Imports
+ ***/
+
+#include <isc/formatcheck.h>
+#include <isc/lang.h>
+#include <isc/types.h>
+#include <isc/list.h>
+
+
+/***
+ *** Types
+ ***/
+
+/*%
+ * A configuration parser.
+ */
+typedef struct cfg_parser cfg_parser_t;
+
+/*%
+ * A configuration type definition object. There is a single
+ * static cfg_type_t object for each data type supported by
+ * the configuration parser.
+ */
+typedef struct cfg_type cfg_type_t;
+
+/*%
+ * A configuration object. This is the basic building block of the
+ * configuration parse tree. It contains a value (which may be
+ * of one of several types) and information identifying the file
+ * and line number the value came from, for printing error
+ * messages.
+ */
+typedef struct cfg_obj cfg_obj_t;
+
+/*%
+ * A configuration object list element.
+ */
+typedef struct cfg_listelt cfg_listelt_t;
+
+/*%
+ * A callback function to be called when parsing an option
+ * that needs to be interpreted at parsing time, like
+ * "directory".
+ */
+typedef isc_result_t
+(*cfg_parsecallback_t)(const char *clausename, const cfg_obj_t *obj, void *arg);
+
+/***
+ *** Functions
+ ***/
+
+ISC_LANG_BEGINDECLS
+
+isc_result_t
+cfg_parser_create(isc_mem_t *mctx, isc_log_t *lctx, cfg_parser_t **ret);
+/*%<
+ * Create a configuration file parser. Any warning and error
+ * messages will be logged to 'lctx'.
+ *
+ * The parser object returned can be used for a single call
+ * to cfg_parse_file() or cfg_parse_buffer(). It must not
+ * be reused for parsing multiple files or buffers.
+ */
+
+void
+cfg_parser_setcallback(cfg_parser_t *pctx,
+ cfg_parsecallback_t callback,
+ void *arg);
+/*%<
+ * Make the parser call 'callback' whenever it encounters
+ * a configuration clause with the callback attribute,
+ * passing it the clause name, the clause value,
+ * and 'arg' as arguments.
+ *
+ * To restore the default of not invoking callbacks, pass
+ * callback==NULL and arg==NULL.
+ */
+
+isc_result_t
+cfg_parse_file(cfg_parser_t *pctx, const char *filename,
+ const cfg_type_t *type, cfg_obj_t **ret);
+isc_result_t
+cfg_parse_buffer(cfg_parser_t *pctx, isc_buffer_t *buffer,
+ const cfg_type_t *type, cfg_obj_t **ret);
+/*%<
+ * Read a configuration containing data of type 'type'
+ * and make '*ret' point to its parse tree.
+ *
+ * The configuration is read from the file 'filename'
+ * (isc_parse_file()) or the buffer 'buffer'
+ * (isc_parse_buffer()).
+ *
+ * Returns an error if the file does not parse correctly.
+ *
+ * Requires:
+ *\li "filename" is valid.
+ *\li "mem" is valid.
+ *\li "type" is valid.
+ *\li "cfg" is non-NULL and "*cfg" is NULL.
+ *
+ * Returns:
+ * \li #ISC_R_SUCCESS - success
+ *\li #ISC_R_NOMEMORY - no memory available
+ *\li #ISC_R_INVALIDFILE - file doesn't exist or is unreadable
+ *\li others - file contains errors
+ */
+
+void
+cfg_parser_destroy(cfg_parser_t **pctxp);
+/*%<
+ * Destroy a configuration parser.
+ */
+
+isc_boolean_t
+cfg_obj_isvoid(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of void type (e.g., an optional
+ * value not specified).
+ */
+
+isc_boolean_t
+cfg_obj_ismap(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of a map type.
+ */
+
+isc_result_t
+cfg_map_get(const cfg_obj_t *mapobj, const char* name, const cfg_obj_t **obj);
+/*%<
+ * Extract an element from a configuration object, which
+ * must be of a map type.
+ *
+ * Requires:
+ * \li 'mapobj' points to a valid configuration object of a map type.
+ * \li 'name' points to a null-terminated string.
+ * \li 'obj' is non-NULL and '*obj' is NULL.
+ *
+ * Returns:
+ * \li #ISC_R_SUCCESS - success
+ * \li #ISC_R_NOTFOUND - name not found in map
+ */
+
+const cfg_obj_t *
+cfg_map_getname(const cfg_obj_t *mapobj);
+/*%<
+ * Get the name of a named map object, like a server "key" clause.
+ *
+ * Requires:
+ * \li 'mapobj' points to a valid configuration object of a map type.
+ *
+ * Returns:
+ * \li A pointer to a configuration object naming the map object,
+ * or NULL if the map object does not have a name.
+ */
+
+isc_boolean_t
+cfg_obj_istuple(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of a map type.
+ */
+
+const cfg_obj_t *
+cfg_tuple_get(const cfg_obj_t *tupleobj, const char *name);
+/*%<
+ * Extract an element from a configuration object, which
+ * must be of a tuple type.
+ *
+ * Requires:
+ * \li 'tupleobj' points to a valid configuration object of a tuple type.
+ * \li 'name' points to a null-terminated string naming one of the
+ *\li fields of said tuple type.
+ */
+
+isc_boolean_t
+cfg_obj_isuint32(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of integer type.
+ */
+
+isc_uint32_t
+cfg_obj_asuint32(const cfg_obj_t *obj);
+/*%<
+ * Returns the value of a configuration object of 32-bit integer type.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of 32-bit integer type.
+ *
+ * Returns:
+ * \li A 32-bit unsigned integer.
+ */
+
+isc_boolean_t
+cfg_obj_isuint64(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of integer type.
+ */
+
+isc_uint64_t
+cfg_obj_asuint64(const cfg_obj_t *obj);
+/*%<
+ * Returns the value of a configuration object of 64-bit integer type.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of 64-bit integer type.
+ *
+ * Returns:
+ * \li A 64-bit unsigned integer.
+ */
+
+isc_boolean_t
+cfg_obj_isstring(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of string type.
+ */
+
+const char *
+cfg_obj_asstring(const cfg_obj_t *obj);
+/*%<
+ * Returns the value of a configuration object of a string type
+ * as a null-terminated string.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of a string type.
+ *
+ * Returns:
+ * \li A pointer to a null terminated string.
+ */
+
+isc_boolean_t
+cfg_obj_isboolean(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of a boolean type.
+ */
+
+isc_boolean_t
+cfg_obj_asboolean(const cfg_obj_t *obj);
+/*%<
+ * Returns the value of a configuration object of a boolean type.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of a boolean type.
+ *
+ * Returns:
+ * \li A boolean value.
+ */
+
+isc_boolean_t
+cfg_obj_issockaddr(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is a socket address.
+ */
+
+const isc_sockaddr_t *
+cfg_obj_assockaddr(const cfg_obj_t *obj);
+/*%<
+ * Returns the value of a configuration object representing a socket address.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of a socket address type.
+ *
+ * Returns:
+ * \li A pointer to a sockaddr. The sockaddr must be copied by the caller
+ * if necessary.
+ */
+
+isc_boolean_t
+cfg_obj_isnetprefix(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is a network prefix.
+ */
+
+void
+cfg_obj_asnetprefix(const cfg_obj_t *obj, isc_netaddr_t *netaddr,
+ unsigned int *prefixlen);
+/*%<
+ * Gets the value of a configuration object representing a network
+ * prefix. The network address is returned through 'netaddr' and the
+ * prefix length in bits through 'prefixlen'.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of network prefix type.
+ *\li 'netaddr' and 'prefixlen' are non-NULL.
+ */
+
+isc_boolean_t
+cfg_obj_islist(const cfg_obj_t *obj);
+/*%<
+ * Return true iff 'obj' is of list type.
+ */
+
+const cfg_listelt_t *
+cfg_list_first(const cfg_obj_t *obj);
+/*%<
+ * Returns the first list element in a configuration object of a list type.
+ *
+ * Requires:
+ * \li 'obj' points to a valid configuration object of a list type or NULL.
+ *
+ * Returns:
+ * \li A pointer to a cfg_listelt_t representing the first list element,
+ * or NULL if the list is empty or nonexistent.
+ */
+
+const cfg_listelt_t *
+cfg_list_next(const cfg_listelt_t *elt);
+/*%<
+ * Returns the next element of a list of configuration objects.
+ *
+ * Requires:
+ * \li 'elt' points to cfg_listelt_t obtained from cfg_list_first() or
+ * a previous call to cfg_list_next().
+ *
+ * Returns:
+ * \li A pointer to a cfg_listelt_t representing the next element,
+ * or NULL if there are no more elements.
+ */
+
+const cfg_obj_t *
+cfg_listelt_value(const cfg_listelt_t *elt);
+/*%<
+ * Returns the configuration object associated with cfg_listelt_t.
+ *
+ * Requires:
+ * \li 'elt' points to cfg_listelt_t obtained from cfg_list_first() or
+ * cfg_list_next().
+ *
+ * Returns:
+ * \li A non-NULL pointer to a configuration object.
+ */
+
+void
+cfg_print(const cfg_obj_t *obj,
+ void (*f)(void *closure, const char *text, int textlen),
+ void *closure);
+/*%<
+ * Print the configuration object 'obj' by repeatedly calling the
+ * function 'f', passing 'closure' and a region of text starting
+ * at 'text' and comprising 'textlen' characters.
+ */
+
+void
+cfg_print_grammar(const cfg_type_t *type,
+ void (*f)(void *closure, const char *text, int textlen),
+ void *closure);
+/*%<
+ * Print a summary of the grammar of the configuration type 'type'.
+ */
+
+isc_boolean_t
+cfg_obj_istype(const cfg_obj_t *obj, const cfg_type_t *type);
+/*%<
+ * Return true iff 'obj' is of type 'type'.
+ */
+
+void cfg_obj_destroy(cfg_parser_t *pctx, cfg_obj_t **obj);
+/*%<
+ * Destroy a configuration object.
+ */
+
+void
+cfg_obj_log(const cfg_obj_t *obj, isc_log_t *lctx, int level,
+ const char *fmt, ...)
+ ISC_FORMAT_PRINTF(4, 5);
+/*%<
+ * Log a message concerning configuration object 'obj' to the logging
+ * channel of 'pctx', at log level 'level'. The message will be prefixed
+ * with the file name(s) and line number where 'obj' was defined.
+ */
+
+const char *
+cfg_obj_file(const cfg_obj_t *obj);
+/*%<
+ * Return the file that defined this object.
+ */
+
+unsigned int
+cfg_obj_line(const cfg_obj_t *obj);
+/*%<
+ * Return the line in file where this object was defined.
+ */
+
+
+ISC_LANG_ENDDECLS
+
+#endif /* ISCCFG_CFG_H */
diff --git a/lib/isccfg/include/isccfg/grammar.h b/lib/isccfg/include/isccfg/grammar.h
new file mode 100644
index 000000000000..fa6614698fec
--- /dev/null
+++ b/lib/isccfg/include/isccfg/grammar.h
@@ -0,0 +1,452 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2002, 2003 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: grammar.h,v 1.4.18.8 2006/02/28 03:10:49 marka Exp $ */
+
+#ifndef ISCCFG_GRAMMAR_H
+#define ISCCFG_GRAMMAR_H 1
+
+/*! \file */
+
+#include <isc/lex.h>
+#include <isc/netaddr.h>
+#include <isc/sockaddr.h>
+#include <isc/region.h>
+#include <isc/types.h>
+
+#include <isccfg/cfg.h>
+
+/*
+ * Definitions shared between the configuration parser
+ * and the grammars; not visible to users of the parser.
+ */
+
+/*% Clause may occur multiple times (e.g., "zone") */
+#define CFG_CLAUSEFLAG_MULTI 0x00000001
+/*% Clause is obsolete */
+#define CFG_CLAUSEFLAG_OBSOLETE 0x00000002
+/*% Clause is not implemented, and may never be */
+#define CFG_CLAUSEFLAG_NOTIMP 0x00000004
+/*% Clause is not implemented yet */
+#define CFG_CLAUSEFLAG_NYI 0x00000008
+/*% Default value has changed since earlier release */
+#define CFG_CLAUSEFLAG_NEWDEFAULT 0x00000010
+/*%
+ * Clause needs to be interpreted during parsing
+ * by calling a callback function, like the
+ * "directory" option.
+ */
+#define CFG_CLAUSEFLAG_CALLBACK 0x00000020
+
+typedef struct cfg_clausedef cfg_clausedef_t;
+typedef struct cfg_tuplefielddef cfg_tuplefielddef_t;
+typedef struct cfg_printer cfg_printer_t;
+typedef ISC_LIST(cfg_listelt_t) cfg_list_t;
+typedef struct cfg_map cfg_map_t;
+typedef struct cfg_rep cfg_rep_t;
+
+/*
+ * Function types for configuration object methods
+ */
+
+typedef isc_result_t (*cfg_parsefunc_t)(cfg_parser_t *, const cfg_type_t *type,
+ cfg_obj_t **);
+typedef void (*cfg_printfunc_t)(cfg_printer_t *, const cfg_obj_t *);
+typedef void (*cfg_docfunc_t)(cfg_printer_t *, const cfg_type_t *);
+typedef void (*cfg_freefunc_t)(cfg_parser_t *, cfg_obj_t *);
+
+/*
+ * Structure definitions
+ */
+
+/*%
+ * A configuration printer object. This is an abstract
+ * interface to a destination to which text can be printed
+ * by calling the function 'f'.
+ */
+struct cfg_printer {
+ void (*f)(void *closure, const char *text, int textlen);
+ void *closure;
+ int indent;
+};
+
+/*% A clause definition. */
+struct cfg_clausedef {
+ const char *name;
+ cfg_type_t *type;
+ unsigned int flags;
+};
+
+/*% A tuple field definition. */
+struct cfg_tuplefielddef {
+ const char *name;
+ cfg_type_t *type;
+ unsigned int flags;
+};
+
+/*% A configuration object type definition. */
+struct cfg_type {
+ const char *name; /*%< For debugging purposes only */
+ cfg_parsefunc_t parse;
+ cfg_printfunc_t print;
+ cfg_docfunc_t doc; /*%< Print grammar description */
+ cfg_rep_t * rep; /*%< Data representation */
+ const void * of; /*%< Additional data for meta-types */
+};
+
+/*% A keyword-type definition, for things like "port <integer>". */
+typedef struct {
+ const char *name;
+ const cfg_type_t *type;
+} keyword_type_t;
+
+struct cfg_map {
+ cfg_obj_t *id; /*%< Used for 'named maps' like keys, zones, &c */
+ const cfg_clausedef_t * const *clausesets; /*%< The clauses that
+ can occur in this map;
+ used for printing */
+ isc_symtab_t *symtab;
+};
+
+typedef struct cfg_netprefix cfg_netprefix_t;
+
+struct cfg_netprefix {
+ isc_netaddr_t address; /* IP4/IP6 */
+ unsigned int prefixlen;
+};
+
+/*%
+ * A configuration data representation.
+ */
+struct cfg_rep {
+ const char * name; /*%< For debugging only */
+ cfg_freefunc_t free; /*%< How to free this kind of data. */
+};
+
+/*%
+ * A configuration object. This is the main building block
+ * of the configuration parse tree.
+ */
+
+struct cfg_obj {
+ const cfg_type_t *type;
+ union {
+ isc_uint32_t uint32;
+ isc_uint64_t uint64;
+ isc_textregion_t string; /*%< null terminated, too */
+ isc_boolean_t boolean;
+ cfg_map_t map;
+ cfg_list_t list;
+ cfg_obj_t ** tuple;
+ isc_sockaddr_t sockaddr;
+ cfg_netprefix_t netprefix;
+ } value;
+ const char * file;
+ unsigned int line;
+};
+
+
+/*% A list element. */
+struct cfg_listelt {
+ cfg_obj_t *obj;
+ ISC_LINK(cfg_listelt_t) link;
+};
+
+/*% The parser object. */
+struct cfg_parser {
+ isc_mem_t * mctx;
+ isc_log_t * lctx;
+ isc_lex_t * lexer;
+ unsigned int errors;
+ unsigned int warnings;
+ isc_token_t token;
+
+ /*% We are at the end of all input. */
+ isc_boolean_t seen_eof;
+
+ /*% The current token has been pushed back. */
+ isc_boolean_t ungotten;
+
+ /*%
+ * The stack of currently active files, represented
+ * as a configuration list of configuration strings.
+ * The head is the top-level file, subsequent elements
+ * (if any) are the nested include files, and the
+ * last element is the file currently being parsed.
+ */
+ cfg_obj_t * open_files;
+
+ /*%
+ * Names of files that we have parsed and closed
+ * and were previously on the open_file list.
+ * We keep these objects around after closing
+ * the files because the file names may still be
+ * referenced from other configuration objects
+ * for use in reporting semantic errors after
+ * parsing is complete.
+ */
+ cfg_obj_t * closed_files;
+
+ /*%
+ * Current line number. We maintain our own
+ * copy of this so that it is available even
+ * when a file has just been closed.
+ */
+ unsigned int line;
+
+ cfg_parsecallback_t callback;
+ void *callbackarg;
+};
+
+
+/*@{*/
+/*%
+ * Flags defining whether to accept certain types of network addresses.
+ */
+#define CFG_ADDR_V4OK 0x00000001
+#define CFG_ADDR_V4PREFIXOK 0x00000002
+#define CFG_ADDR_V6OK 0x00000004
+#define CFG_ADDR_WILDOK 0x00000008
+#define CFG_ADDR_MASK (CFG_ADDR_V6OK|CFG_ADDR_V4OK)
+/*@}*/
+
+/*@{*/
+/*%
+ * Predefined data representation types.
+ */
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_uint32;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_uint64;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_string;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_boolean;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_map;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_list;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_tuple;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_sockaddr;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_netprefix;
+LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_void;
+/*@}*/
+
+/*@{*/
+/*%
+ * Predefined configuration object types.
+ */
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_boolean;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_uint32;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_uint64;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_qstring;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_astring;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_ustring;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_sockaddr;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr4;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr4wild;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr6;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr6wild;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netprefix;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_void;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_token;
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_unsupported;
+/*@}*/
+
+isc_result_t
+cfg_gettoken(cfg_parser_t *pctx, int options);
+
+isc_result_t
+cfg_peektoken(cfg_parser_t *pctx, int options);
+
+void
+cfg_ungettoken(cfg_parser_t *pctx);
+
+#define CFG_LEXOPT_QSTRING (ISC_LEXOPT_QSTRING | ISC_LEXOPT_QSTRINGMULTILINE)
+
+isc_result_t
+cfg_create_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp);
+
+void
+cfg_print_rawuint(cfg_printer_t *pctx, unsigned int u);
+
+isc_result_t
+cfg_parse_uint32(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_uint32(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_print_uint64(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+isc_result_t
+cfg_parse_qstring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_ustring(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+isc_result_t
+cfg_parse_astring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+isc_result_t
+cfg_parse_rawaddr(cfg_parser_t *pctx, unsigned int flags, isc_netaddr_t *na);
+
+void
+cfg_print_rawaddr(cfg_printer_t *pctx, const isc_netaddr_t *na);
+
+isc_boolean_t
+cfg_lookingat_netaddr(cfg_parser_t *pctx, unsigned int flags);
+
+isc_result_t
+cfg_parse_rawport(cfg_parser_t *pctx, unsigned int flags, in_port_t *port);
+
+isc_result_t
+cfg_parse_sockaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_sockaddr(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_sockaddr(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_parse_netprefix(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+isc_result_t
+cfg_parse_special(cfg_parser_t *pctx, int special);
+/*%< Parse a required special character 'special'. */
+
+isc_result_t
+cfg_create_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp);
+
+isc_result_t
+cfg_parse_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_tuple(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_tuple(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_create_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp);
+
+isc_result_t
+cfg_parse_listelt(cfg_parser_t *pctx, const cfg_type_t *elttype,
+ cfg_listelt_t **ret);
+
+isc_result_t
+cfg_parse_bracketed_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_bracketed_list(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_bracketed_list(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_parse_spacelist(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_spacelist(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+isc_result_t
+cfg_parse_enum(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_doc_enum(cfg_printer_t *pctx, const cfg_type_t *type);
+
+void
+cfg_print_chars(cfg_printer_t *pctx, const char *text, int len);
+/*%< Print 'len' characters at 'text' */
+
+void
+cfg_print_cstr(cfg_printer_t *pctx, const char *s);
+/*%< Print the null-terminated string 's' */
+
+isc_result_t
+cfg_parse_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+isc_result_t
+cfg_parse_named_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+isc_result_t
+cfg_parse_addressed_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+isc_result_t
+cfg_parse_netprefix_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **
+ret);
+
+void
+cfg_print_map(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_map(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_parse_mapbody(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_mapbody(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_mapbody(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_parse_void(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_void(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_void(cfg_printer_t *pctx, const cfg_type_t *type);
+
+isc_result_t
+cfg_parse_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+void
+cfg_print_obj(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+void
+cfg_doc_obj(cfg_printer_t *pctx, const cfg_type_t *type);
+/*%<
+ * Print a description of the grammar of an arbitrary configuration
+ * type 'type'
+ */
+
+void
+cfg_doc_terminal(cfg_printer_t *pctx, const cfg_type_t *type);
+/*%<
+ * Document the type 'type' as a terminal by printing its
+ * name in angle brackets, e.g., &lt;uint32>.
+ */
+
+void
+cfg_parser_error(cfg_parser_t *pctx, unsigned int flags,
+ const char *fmt, ...) ISC_FORMAT_PRINTF(3, 4);
+/*!
+ * Pass one of these flags to cfg_parser_error() to include the
+ * token text in log message.
+ */
+#define CFG_LOG_NEAR 0x00000001 /*%< Say "near <token>" */
+#define CFG_LOG_BEFORE 0x00000002 /*%< Say "before <token>" */
+#define CFG_LOG_NOPREP 0x00000004 /*%< Say just "<token>" */
+
+void
+cfg_parser_warning(cfg_parser_t *pctx, unsigned int flags,
+ const char *fmt, ...) ISC_FORMAT_PRINTF(3, 4);
+
+isc_boolean_t
+cfg_is_enum(const char *s, const char *const *enums);
+/*%< Return true iff the string 's' is one of the strings in 'enums' */
+
+#endif /* ISCCFG_GRAMMAR_H */
diff --git a/lib/isccfg/include/isccfg/log.h b/lib/isccfg/include/isccfg/log.h
new file mode 100644
index 000000000000..f66c37ff7d05
--- /dev/null
+++ b/lib/isccfg/include/isccfg/log.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: log.h,v 1.6.18.2 2005/04/29 00:17:16 marka Exp $ */
+
+#ifndef ISCCFG_LOG_H
+#define ISCCFG_LOG_H 1
+
+/*! \file */
+
+#include <isc/lang.h>
+#include <isc/log.h>
+
+LIBISCCFG_EXTERNAL_DATA extern isc_logcategory_t cfg_categories[];
+LIBISCCFG_EXTERNAL_DATA extern isc_logmodule_t cfg_modules[];
+
+#define CFG_LOGCATEGORY_CONFIG (&cfg_categories[0])
+
+#define CFG_LOGMODULE_PARSER (&cfg_modules[0])
+
+ISC_LANG_BEGINDECLS
+
+void
+cfg_log_init(isc_log_t *lctx);
+/*%<
+ * Make the libisccfg categories and modules available for use with the
+ * ISC logging library.
+ *
+ * Requires:
+ *\li lctx is a valid logging context.
+ *
+ *\li cfg_log_init() is called only once.
+ *
+ * Ensures:
+ * \li The catgories and modules defined above are available for
+ * use by isc_log_usechannnel() and isc_log_write().
+ */
+
+ISC_LANG_ENDDECLS
+
+#endif /* ISCCFG_LOG_H */
diff --git a/lib/isccfg/include/isccfg/namedconf.h b/lib/isccfg/include/isccfg/namedconf.h
new file mode 100644
index 000000000000..6125b26d54c2
--- /dev/null
+++ b/lib/isccfg/include/isccfg/namedconf.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2002 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: namedconf.h,v 1.3.18.2 2005/04/29 00:17:16 marka Exp $ */
+
+#ifndef ISCCFG_NAMEDCONF_H
+#define ISCCFG_NAMEDCONF_H 1
+
+/*! \file
+ * \brief
+ * This module defines the named.conf, rndc.conf, and rndc.key grammars.
+ */
+
+#include <isccfg/cfg.h>
+
+/*
+ * Configuration object types.
+ */
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_namedconf;
+/*%< A complete named.conf file. */
+
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_rndcconf;
+/*%< A complete rndc.conf file. */
+
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_rndckey;
+/*%< A complete rndc.key file. */
+
+LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_keyref;
+/*%< A key reference, used as an ACL element */
+
+#endif /* ISCCFG_CFG_H */
diff --git a/lib/isccfg/include/isccfg/version.h b/lib/isccfg/include/isccfg/version.h
new file mode 100644
index 000000000000..38bb14b91f51
--- /dev/null
+++ b/lib/isccfg/include/isccfg/version.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: version.h,v 1.3.18.2 2005/04/29 00:17:16 marka Exp $ */
+
+/*! \file */
+
+#include <isc/platform.h>
+
+LIBISCCFG_EXTERNAL_DATA extern const char cfg_version[];
+
+LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_libinterface;
+LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_librevision;
+LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_libage;
diff --git a/lib/isccfg/log.c b/lib/isccfg/log.c
new file mode 100644
index 000000000000..5d5ccb5a402f
--- /dev/null
+++ b/lib/isccfg/log.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: log.c,v 1.5.18.2 2005/04/29 00:17:15 marka Exp $ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <isc/util.h>
+
+#include <isccfg/log.h>
+
+/*%
+ * When adding a new category, be sure to add the appropriate
+ * #define to <isccfg/log.h>.
+ */
+LIBISCCFG_EXTERNAL_DATA isc_logcategory_t cfg_categories[] = {
+ { "config", 0 },
+ { NULL, 0 }
+};
+
+/*%
+ * When adding a new module, be sure to add the appropriate
+ * #define to <isccfg/log.h>.
+ */
+LIBISCCFG_EXTERNAL_DATA isc_logmodule_t cfg_modules[] = {
+ { "isccfg/parser", 0 },
+ { NULL, 0 }
+};
+
+void
+cfg_log_init(isc_log_t *lctx) {
+ REQUIRE(lctx != NULL);
+
+ isc_log_registercategories(lctx, cfg_categories);
+ isc_log_registermodules(lctx, cfg_modules);
+}
diff --git a/lib/isccfg/namedconf.c b/lib/isccfg/namedconf.c
new file mode 100644
index 000000000000..65e30a2f3732
--- /dev/null
+++ b/lib/isccfg/namedconf.c
@@ -0,0 +1,2049 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2002, 2003 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: namedconf.c,v 1.30.18.38 2006/05/03 01:46:40 marka Exp $ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <string.h>
+
+#include <isc/lex.h>
+#include <isc/result.h>
+#include <isc/string.h>
+#include <isc/util.h>
+
+#include <isccfg/cfg.h>
+#include <isccfg/grammar.h>
+#include <isccfg/log.h>
+
+#define TOKEN_STRING(pctx) (pctx->token.value.as_textregion.base)
+
+/*% Check a return value. */
+#define CHECK(op) \
+ do { result = (op); \
+ if (result != ISC_R_SUCCESS) goto cleanup; \
+ } while (0)
+
+/*% Clean up a configuration object if non-NULL. */
+#define CLEANUP_OBJ(obj) \
+ do { if ((obj) != NULL) cfg_obj_destroy(pctx, &(obj)); } while (0)
+
+
+/*%
+ * Forward declarations of static functions.
+ */
+
+static isc_result_t
+parse_enum_or_other(cfg_parser_t *pctx, const cfg_type_t *enumtype,
+ const cfg_type_t *othertype, cfg_obj_t **ret);
+
+static isc_result_t
+parse_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+static isc_result_t
+parse_optional_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+static void
+print_keyvalue(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+static void
+doc_keyvalue(cfg_printer_t *pctx, const cfg_type_t *type);
+
+static void
+doc_optional_keyvalue(cfg_printer_t *pctx, const cfg_type_t *type);
+
+static cfg_type_t cfg_type_acl;
+static cfg_type_t cfg_type_addrmatchelt;
+static cfg_type_t cfg_type_bracketed_aml;
+static cfg_type_t cfg_type_bracketed_namesockaddrkeylist;
+static cfg_type_t cfg_type_bracketed_sockaddrlist;
+static cfg_type_t cfg_type_bracketed_sockaddrnameportlist;
+static cfg_type_t cfg_type_controls;
+static cfg_type_t cfg_type_controls_sockaddr;
+static cfg_type_t cfg_type_destinationlist;
+static cfg_type_t cfg_type_dialuptype;
+static cfg_type_t cfg_type_ixfrdifftype;
+static cfg_type_t cfg_type_key;
+static cfg_type_t cfg_type_logfile;
+static cfg_type_t cfg_type_logging;
+static cfg_type_t cfg_type_logseverity;
+static cfg_type_t cfg_type_lwres;
+static cfg_type_t cfg_type_masterselement;
+static cfg_type_t cfg_type_nameportiplist;
+static cfg_type_t cfg_type_negated;
+static cfg_type_t cfg_type_notifytype;
+static cfg_type_t cfg_type_optional_class;
+static cfg_type_t cfg_type_optional_facility;
+static cfg_type_t cfg_type_optional_facility;
+static cfg_type_t cfg_type_optional_keyref;
+static cfg_type_t cfg_type_optional_port;
+static cfg_type_t cfg_type_options;
+static cfg_type_t cfg_type_portiplist;
+static cfg_type_t cfg_type_querysource4;
+static cfg_type_t cfg_type_querysource6;
+static cfg_type_t cfg_type_querysource;
+static cfg_type_t cfg_type_server;
+static cfg_type_t cfg_type_server_key_kludge;
+static cfg_type_t cfg_type_size;
+static cfg_type_t cfg_type_sizenodefault;
+static cfg_type_t cfg_type_sockaddr4wild;
+static cfg_type_t cfg_type_sockaddr6wild;
+static cfg_type_t cfg_type_view;
+static cfg_type_t cfg_type_viewopts;
+static cfg_type_t cfg_type_zone;
+static cfg_type_t cfg_type_zoneopts;
+static cfg_type_t cfg_type_dynamically_loadable_zones;
+static cfg_type_t cfg_type_dynamically_loadable_zones_opts;
+
+/*
+ * Clauses that can be found in a 'dynamically loadable zones' statement
+ */
+static cfg_clausedef_t
+dynamically_loadable_zones_clauses[] = {
+ { "database", &cfg_type_astring, 0 },
+ { NULL, NULL, 0 }
+};
+
+/*
+ * A dynamically loadable zones statement.
+ */
+static cfg_tuplefielddef_t dynamically_loadable_zones_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "options", &cfg_type_dynamically_loadable_zones_opts, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_dynamically_loadable_zones = {
+ "dlz", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple,
+ dynamically_loadable_zones_fields
+ };
+
+
+/*% tkey-dhkey */
+
+static cfg_tuplefielddef_t tkey_dhkey_fields[] = {
+ { "name", &cfg_type_qstring, 0 },
+ { "keyid", &cfg_type_uint32, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_tkey_dhkey = {
+ "tkey-dhkey", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ tkey_dhkey_fields
+};
+
+/*% listen-on */
+
+static cfg_tuplefielddef_t listenon_fields[] = {
+ { "port", &cfg_type_optional_port, 0 },
+ { "acl", &cfg_type_bracketed_aml, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_listenon = {
+ "listenon", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, listenon_fields };
+
+/*% acl */
+
+static cfg_tuplefielddef_t acl_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "value", &cfg_type_bracketed_aml, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_acl = {
+ "acl", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, acl_fields };
+
+/*% masters */
+static cfg_tuplefielddef_t masters_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "port", &cfg_type_optional_port, 0 },
+ { "addresses", &cfg_type_bracketed_namesockaddrkeylist, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_masters = {
+ "masters", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, masters_fields };
+
+/*%
+ * "sockaddrkeylist", a list of socket addresses with optional keys
+ * and an optional default port, as used in the masters option.
+ * E.g.,
+ * "port 1234 { mymasters; 10.0.0.1 key foo; 1::2 port 69; }"
+ */
+
+static cfg_tuplefielddef_t namesockaddrkey_fields[] = {
+ { "masterselement", &cfg_type_masterselement, 0 },
+ { "key", &cfg_type_optional_keyref, 0 },
+ { NULL, NULL, 0 },
+};
+
+static cfg_type_t cfg_type_namesockaddrkey = {
+ "namesockaddrkey", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ namesockaddrkey_fields
+};
+
+static cfg_type_t cfg_type_bracketed_namesockaddrkeylist = {
+ "bracketed_namesockaddrkeylist", cfg_parse_bracketed_list,
+ cfg_print_bracketed_list, cfg_doc_bracketed_list, &cfg_rep_list, &cfg_type_namesockaddrkey
+};
+
+static cfg_tuplefielddef_t namesockaddrkeylist_fields[] = {
+ { "port", &cfg_type_optional_port, 0 },
+ { "addresses", &cfg_type_bracketed_namesockaddrkeylist, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_namesockaddrkeylist = {
+ "sockaddrkeylist", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ namesockaddrkeylist_fields
+};
+
+/*%
+ * A list of socket addresses with an optional default port,
+ * as used in the also-notify option. E.g.,
+ * "port 1234 { 10.0.0.1; 1::2 port 69; }"
+ */
+static cfg_tuplefielddef_t portiplist_fields[] = {
+ { "port", &cfg_type_optional_port, 0 },
+ { "addresses", &cfg_type_bracketed_sockaddrlist, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_portiplist = {
+ "portiplist", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ portiplist_fields
+};
+
+/*%
+ * A public key, as in the "pubkey" statement.
+ */
+static cfg_tuplefielddef_t pubkey_fields[] = {
+ { "flags", &cfg_type_uint32, 0 },
+ { "protocol", &cfg_type_uint32, 0 },
+ { "algorithm", &cfg_type_uint32, 0 },
+ { "key", &cfg_type_qstring, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_pubkey = {
+ "pubkey", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, pubkey_fields };
+
+/*%
+ * A list of RR types, used in grant statements.
+ * Note that the old parser allows quotes around the RR type names.
+ */
+static cfg_type_t cfg_type_rrtypelist = {
+ "rrtypelist", cfg_parse_spacelist, cfg_print_spacelist, cfg_doc_terminal,
+ &cfg_rep_list, &cfg_type_astring
+};
+
+static const char *mode_enums[] = { "grant", "deny", NULL };
+static cfg_type_t cfg_type_mode = {
+ "mode", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum, &cfg_rep_string,
+ &mode_enums
+};
+
+static const char *matchtype_enums[] = {
+ "name", "subdomain", "wildcard", "self", "selfsub", "selfwild", NULL };
+static cfg_type_t cfg_type_matchtype = {
+ "matchtype", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum, &cfg_rep_string,
+ &matchtype_enums
+};
+
+/*%
+ * A grant statement, used in the update policy.
+ */
+static cfg_tuplefielddef_t grant_fields[] = {
+ { "mode", &cfg_type_mode, 0 },
+ { "identity", &cfg_type_astring, 0 }, /* domain name */
+ { "matchtype", &cfg_type_matchtype, 0 },
+ { "name", &cfg_type_astring, 0 }, /* domain name */
+ { "types", &cfg_type_rrtypelist, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_grant = {
+ "grant", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, grant_fields };
+
+static cfg_type_t cfg_type_updatepolicy = {
+ "update_policy", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_grant
+};
+
+/*%
+ * A view statement.
+ */
+static cfg_tuplefielddef_t view_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "class", &cfg_type_optional_class, 0 },
+ { "options", &cfg_type_viewopts, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_view = {
+ "view", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, view_fields };
+
+/*%
+ * A zone statement.
+ */
+static cfg_tuplefielddef_t zone_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "class", &cfg_type_optional_class, 0 },
+ { "options", &cfg_type_zoneopts, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_zone = {
+ "zone", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, zone_fields };
+
+/*%
+ * A "category" clause in the "logging" statement.
+ */
+static cfg_tuplefielddef_t category_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "destinations", &cfg_type_destinationlist,0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_category = {
+ "category", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple, category_fields };
+
+
+/*%
+ * A trusted key, as used in the "trusted-keys" statement.
+ */
+static cfg_tuplefielddef_t trustedkey_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "flags", &cfg_type_uint32, 0 },
+ { "protocol", &cfg_type_uint32, 0 },
+ { "algorithm", &cfg_type_uint32, 0 },
+ { "key", &cfg_type_qstring, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_trustedkey = {
+ "trustedkey", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ trustedkey_fields
+};
+
+static keyword_type_t wild_class_kw = { "class", &cfg_type_ustring };
+
+static cfg_type_t cfg_type_optional_wild_class = {
+ "optional_wild_class", parse_optional_keyvalue, print_keyvalue,
+ doc_optional_keyvalue, &cfg_rep_string, &wild_class_kw
+};
+
+static keyword_type_t wild_type_kw = { "type", &cfg_type_ustring };
+
+static cfg_type_t cfg_type_optional_wild_type = {
+ "optional_wild_type", parse_optional_keyvalue,
+ print_keyvalue, doc_optional_keyvalue, &cfg_rep_string, &wild_type_kw
+};
+
+static keyword_type_t wild_name_kw = { "name", &cfg_type_qstring };
+
+static cfg_type_t cfg_type_optional_wild_name = {
+ "optional_wild_name", parse_optional_keyvalue,
+ print_keyvalue, doc_optional_keyvalue, &cfg_rep_string, &wild_name_kw
+};
+
+/*%
+ * An rrset ordering element.
+ */
+static cfg_tuplefielddef_t rrsetorderingelement_fields[] = {
+ { "class", &cfg_type_optional_wild_class, 0 },
+ { "type", &cfg_type_optional_wild_type, 0 },
+ { "name", &cfg_type_optional_wild_name, 0 },
+ { "order", &cfg_type_ustring, 0 }, /* must be literal "order" */
+ { "ordering", &cfg_type_ustring, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_rrsetorderingelement = {
+ "rrsetorderingelement", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ rrsetorderingelement_fields
+};
+
+/*%
+ * A global or view "check-names" option. Note that the zone
+ * "check-names" option has a different syntax.
+ */
+
+static const char *checktype_enums[] = { "master", "slave", "response", NULL };
+static cfg_type_t cfg_type_checktype = {
+ "checktype", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum,
+ &cfg_rep_string, &checktype_enums
+};
+
+static const char *checkmode_enums[] = { "fail", "warn", "ignore", NULL };
+static cfg_type_t cfg_type_checkmode = {
+ "checkmode", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum,
+ &cfg_rep_string, &checkmode_enums
+};
+
+static cfg_tuplefielddef_t checknames_fields[] = {
+ { "type", &cfg_type_checktype, 0 },
+ { "mode", &cfg_type_checkmode, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_checknames = {
+ "checknames", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ checknames_fields
+};
+
+static cfg_type_t cfg_type_bracketed_sockaddrlist = {
+ "bracketed_sockaddrlist", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_sockaddr
+};
+
+static cfg_type_t cfg_type_rrsetorder = {
+ "rrsetorder", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_rrsetorderingelement
+};
+
+static keyword_type_t port_kw = { "port", &cfg_type_uint32 };
+
+static cfg_type_t cfg_type_optional_port = {
+ "optional_port", parse_optional_keyvalue, print_keyvalue,
+ doc_optional_keyvalue, &cfg_rep_uint32, &port_kw
+};
+
+/*% A list of keys, as in the "key" clause of the controls statement. */
+static cfg_type_t cfg_type_keylist = {
+ "keylist", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list, &cfg_rep_list,
+ &cfg_type_astring
+};
+
+static cfg_type_t cfg_type_trustedkeys = {
+ "trusted-keys", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list, &cfg_rep_list,
+ &cfg_type_trustedkey
+};
+
+static const char *forwardtype_enums[] = { "first", "only", NULL };
+static cfg_type_t cfg_type_forwardtype = {
+ "forwardtype", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum, &cfg_rep_string,
+ &forwardtype_enums
+};
+
+static const char *zonetype_enums[] = {
+ "master", "slave", "stub", "hint", "forward", "delegation-only", NULL };
+static cfg_type_t cfg_type_zonetype = {
+ "zonetype", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum,
+ &cfg_rep_string, &zonetype_enums
+};
+
+static const char *loglevel_enums[] = {
+ "critical", "error", "warning", "notice", "info", "dynamic", NULL };
+static cfg_type_t cfg_type_loglevel = {
+ "loglevel", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum, &cfg_rep_string,
+ &loglevel_enums
+};
+
+static const char *transferformat_enums[] = {
+ "many-answers", "one-answer", NULL };
+static cfg_type_t cfg_type_transferformat = {
+ "transferformat", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum, &cfg_rep_string,
+ &transferformat_enums
+};
+
+/*%
+ * The special keyword "none", as used in the pid-file option.
+ */
+
+static void
+print_none(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ UNUSED(obj);
+ cfg_print_chars(pctx, "none", 4);
+}
+
+static cfg_type_t cfg_type_none = {
+ "none", NULL, print_none, NULL, &cfg_rep_void, NULL
+};
+
+/*%
+ * A quoted string or the special keyword "none". Used in the pid-file option.
+ */
+static isc_result_t
+parse_qstringornone(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), "none") == 0)
+ return (cfg_create_obj(pctx, &cfg_type_none, ret));
+ cfg_ungettoken(pctx);
+ return (cfg_parse_qstring(pctx, type, ret));
+ cleanup:
+ return (result);
+}
+
+static void
+doc_qstringornone(cfg_printer_t *pctx, const cfg_type_t *type) {
+ UNUSED(type);
+ cfg_print_chars(pctx, "( <quoted_string> | none )", 26);
+}
+
+static cfg_type_t cfg_type_qstringornone = {
+ "qstringornone", parse_qstringornone, NULL, doc_qstringornone, NULL, NULL };
+
+/*%
+ * keyword hostname
+ */
+
+static void
+print_hostname(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ UNUSED(obj);
+ cfg_print_chars(pctx, "hostname", 4);
+}
+
+static cfg_type_t cfg_type_hostname = {
+ "hostname", NULL, print_hostname, NULL, &cfg_rep_boolean, NULL
+};
+
+/*%
+ * "server-id" argument.
+ */
+
+static isc_result_t
+parse_serverid(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), "none") == 0)
+ return (cfg_create_obj(pctx, &cfg_type_none, ret));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), "hostname") == 0) {
+ return (cfg_create_obj(pctx, &cfg_type_hostname, ret));
+ }
+ cfg_ungettoken(pctx);
+ return (cfg_parse_qstring(pctx, type, ret));
+ cleanup:
+ return (result);
+}
+
+static void
+doc_serverid(cfg_printer_t *pctx, const cfg_type_t *type) {
+ UNUSED(type);
+ cfg_print_chars(pctx, "( <quoted_string> | none | hostname )", 26);
+}
+
+static cfg_type_t cfg_type_serverid = {
+ "serverid", parse_serverid, NULL, doc_serverid, NULL, NULL };
+
+/*%
+ * Port list.
+ */
+static isc_result_t
+parse_port(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+
+ UNUSED(type);
+
+ CHECK(cfg_parse_uint32(pctx, NULL, ret));
+ if ((*ret)->value.uint32 > 0xffff) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "invalid port");
+ cfg_obj_destroy(pctx, ret);
+ result = ISC_R_RANGE;
+ }
+ cleanup:
+ return (result);
+}
+
+static cfg_type_t cfg_type_port = {
+ "port", parse_port, NULL, cfg_doc_terminal,
+ NULL, NULL
+};
+
+static cfg_type_t cfg_type_bracketed_portlist = {
+ "bracketed_sockaddrlist", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_port
+};
+
+/*%
+ * Clauses that can be found within the top level of the named.conf
+ * file only.
+ */
+static cfg_clausedef_t
+namedconf_clauses[] = {
+ { "options", &cfg_type_options, 0 },
+ { "controls", &cfg_type_controls, CFG_CLAUSEFLAG_MULTI },
+ { "acl", &cfg_type_acl, CFG_CLAUSEFLAG_MULTI },
+ { "masters", &cfg_type_masters, CFG_CLAUSEFLAG_MULTI },
+ { "logging", &cfg_type_logging, 0 },
+ { "view", &cfg_type_view, CFG_CLAUSEFLAG_MULTI },
+ { "lwres", &cfg_type_lwres, CFG_CLAUSEFLAG_MULTI },
+ { NULL, NULL, 0 }
+};
+
+/*%
+ * Clauses that can occur at the top level or in the view
+ * statement, but not in the options block.
+ */
+static cfg_clausedef_t
+namedconf_or_view_clauses[] = {
+ { "key", &cfg_type_key, CFG_CLAUSEFLAG_MULTI },
+ { "zone", &cfg_type_zone, CFG_CLAUSEFLAG_MULTI },
+ /* only 1 DLZ per view allowed */
+ { "dlz", &cfg_type_dynamically_loadable_zones, 0 },
+ { "server", &cfg_type_server, CFG_CLAUSEFLAG_MULTI },
+ { "trusted-keys", &cfg_type_trustedkeys, CFG_CLAUSEFLAG_MULTI },
+ { NULL, NULL, 0 }
+};
+
+/*%
+ * Clauses that can be found within the 'options' statement.
+ */
+static cfg_clausedef_t
+options_clauses[] = {
+ { "avoid-v4-udp-ports", &cfg_type_bracketed_portlist, 0 },
+ { "avoid-v6-udp-ports", &cfg_type_bracketed_portlist, 0 },
+ { "blackhole", &cfg_type_bracketed_aml, 0 },
+ { "coresize", &cfg_type_size, 0 },
+ { "datasize", &cfg_type_size, 0 },
+ { "deallocate-on-exit", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "directory", &cfg_type_qstring, CFG_CLAUSEFLAG_CALLBACK },
+ { "dump-file", &cfg_type_qstring, 0 },
+ { "fake-iquery", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "files", &cfg_type_size, 0 },
+ { "has-old-clients", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "heartbeat-interval", &cfg_type_uint32, 0 },
+ { "host-statistics", &cfg_type_boolean, CFG_CLAUSEFLAG_NOTIMP },
+ { "host-statistics-max", &cfg_type_uint32, CFG_CLAUSEFLAG_NOTIMP },
+ { "hostname", &cfg_type_qstringornone, 0 },
+ { "interface-interval", &cfg_type_uint32, 0 },
+ { "listen-on", &cfg_type_listenon, CFG_CLAUSEFLAG_MULTI },
+ { "listen-on-v6", &cfg_type_listenon, CFG_CLAUSEFLAG_MULTI },
+ { "match-mapped-addresses", &cfg_type_boolean, 0 },
+ { "memstatistics-file", &cfg_type_qstring, 0 },
+ { "multiple-cnames", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "named-xfer", &cfg_type_qstring, CFG_CLAUSEFLAG_OBSOLETE },
+ { "pid-file", &cfg_type_qstringornone, 0 },
+ { "port", &cfg_type_uint32, 0 },
+ { "querylog", &cfg_type_boolean, 0 },
+ { "recursing-file", &cfg_type_qstring, 0 },
+ { "random-device", &cfg_type_qstring, 0 },
+ { "recursive-clients", &cfg_type_uint32, 0 },
+ { "serial-queries", &cfg_type_uint32, CFG_CLAUSEFLAG_OBSOLETE },
+ { "serial-query-rate", &cfg_type_uint32, 0 },
+ { "server-id", &cfg_type_serverid, 0 },
+ { "stacksize", &cfg_type_size, 0 },
+ { "statistics-file", &cfg_type_qstring, 0 },
+ { "statistics-interval", &cfg_type_uint32, CFG_CLAUSEFLAG_NYI },
+ { "tcp-clients", &cfg_type_uint32, 0 },
+ { "tcp-listen-queue", &cfg_type_uint32, 0 },
+ { "tkey-dhkey", &cfg_type_tkey_dhkey, 0 },
+ { "tkey-gssapi-credential", &cfg_type_qstring, 0 },
+ { "tkey-domain", &cfg_type_qstring, 0 },
+ { "transfers-per-ns", &cfg_type_uint32, 0 },
+ { "transfers-in", &cfg_type_uint32, 0 },
+ { "transfers-out", &cfg_type_uint32, 0 },
+ { "treat-cr-as-space", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "use-id-pool", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "use-ixfr", &cfg_type_boolean, 0 },
+ { "version", &cfg_type_qstringornone, 0 },
+ { "flush-zones-on-shutdown", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+
+static cfg_type_t cfg_type_namelist = {
+ "namelist", cfg_parse_bracketed_list, cfg_print_bracketed_list,
+ cfg_doc_bracketed_list, &cfg_rep_list, &cfg_type_qstring };
+
+static keyword_type_t exclude_kw = { "exclude", &cfg_type_namelist };
+
+static cfg_type_t cfg_type_optional_exclude = {
+ "optional_exclude", parse_optional_keyvalue, print_keyvalue,
+ doc_optional_keyvalue, &cfg_rep_list, &exclude_kw };
+
+static cfg_type_t cfg_type_algorithmlist = {
+ "algorithmlist", cfg_parse_bracketed_list, cfg_print_bracketed_list,
+ cfg_doc_bracketed_list, &cfg_rep_list, &cfg_type_astring };
+
+static cfg_tuplefielddef_t disablealgorithm_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "algorithms", &cfg_type_algorithmlist, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_disablealgorithm = {
+ "disablealgorithm", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple, disablealgorithm_fields
+};
+
+static cfg_tuplefielddef_t mustbesecure_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "value", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_mustbesecure = {
+ "mustbesecure", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple, mustbesecure_fields
+};
+
+static const char *masterformat_enums[] = { "text", "raw", NULL };
+static cfg_type_t cfg_type_masterformat = {
+ "masterformat", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum,
+ &cfg_rep_string, &masterformat_enums
+};
+
+/*%
+ * dnssec-lookaside
+ */
+
+static keyword_type_t trustanchor_kw = { "trust-anchor", &cfg_type_astring };
+
+static cfg_type_t cfg_type_trustanchor = {
+ "trust-anchor", parse_keyvalue, print_keyvalue, doc_keyvalue,
+ &cfg_rep_string, &trustanchor_kw
+};
+
+static cfg_tuplefielddef_t lookaside_fields[] = {
+ { "domain", &cfg_type_astring, 0 },
+ { "trust-anchor", &cfg_type_trustanchor, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_lookaside = {
+ "lookaside", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple, lookaside_fields
+};
+
+/*%
+ * Clauses that can be found within the 'view' statement,
+ * with defaults in the 'options' statement.
+ */
+
+static cfg_clausedef_t
+view_clauses[] = {
+ { "allow-query-cache", &cfg_type_bracketed_aml, 0 },
+ { "allow-recursion", &cfg_type_bracketed_aml, 0 },
+ { "allow-v6-synthesis", &cfg_type_bracketed_aml,
+ CFG_CLAUSEFLAG_OBSOLETE },
+ { "sortlist", &cfg_type_bracketed_aml, 0 },
+ { "topology", &cfg_type_bracketed_aml, CFG_CLAUSEFLAG_NOTIMP },
+ { "auth-nxdomain", &cfg_type_boolean, CFG_CLAUSEFLAG_NEWDEFAULT },
+ { "minimal-responses", &cfg_type_boolean, 0 },
+ { "recursion", &cfg_type_boolean, 0 },
+ { "rrset-order", &cfg_type_rrsetorder, 0 },
+ { "provide-ixfr", &cfg_type_boolean, 0 },
+ { "request-ixfr", &cfg_type_boolean, 0 },
+ { "fetch-glue", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "rfc2308-type1", &cfg_type_boolean, CFG_CLAUSEFLAG_NYI },
+ { "additional-from-auth", &cfg_type_boolean, 0 },
+ { "additional-from-cache", &cfg_type_boolean, 0 },
+ /*
+ * Note that the query-source option syntax is different
+ * from the other -source options.
+ */
+ { "query-source", &cfg_type_querysource4, 0 },
+ { "query-source-v6", &cfg_type_querysource6, 0 },
+ { "cleaning-interval", &cfg_type_uint32, 0 },
+ { "min-roots", &cfg_type_uint32, CFG_CLAUSEFLAG_NOTIMP },
+ { "lame-ttl", &cfg_type_uint32, 0 },
+ { "max-ncache-ttl", &cfg_type_uint32, 0 },
+ { "max-cache-ttl", &cfg_type_uint32, 0 },
+ { "transfer-format", &cfg_type_transferformat, 0 },
+ { "max-cache-size", &cfg_type_sizenodefault, 0 },
+ { "check-names", &cfg_type_checknames, CFG_CLAUSEFLAG_MULTI },
+ { "cache-file", &cfg_type_qstring, 0 },
+ { "suppress-initial-notify", &cfg_type_boolean, CFG_CLAUSEFLAG_NYI },
+ { "preferred-glue", &cfg_type_astring, 0 },
+ { "dual-stack-servers", &cfg_type_nameportiplist, 0 },
+ { "edns-udp-size", &cfg_type_uint32, 0 },
+ { "max-udp-size", &cfg_type_uint32, 0 },
+ { "root-delegation-only", &cfg_type_optional_exclude, 0 },
+ { "disable-algorithms", &cfg_type_disablealgorithm,
+ CFG_CLAUSEFLAG_MULTI },
+ { "dnssec-enable", &cfg_type_boolean, 0 },
+ { "dnssec-validation", &cfg_type_boolean, 0 },
+ { "dnssec-lookaside", &cfg_type_lookaside, CFG_CLAUSEFLAG_MULTI },
+ { "dnssec-must-be-secure", &cfg_type_mustbesecure,
+ CFG_CLAUSEFLAG_MULTI },
+ { "dnssec-accept-expired", &cfg_type_boolean, 0 },
+ { "ixfr-from-differences", &cfg_type_ixfrdifftype, 0 },
+ { "acache-enable", &cfg_type_boolean, 0 },
+ { "acache-cleaning-interval", &cfg_type_uint32, 0 },
+ { "max-acache-size", &cfg_type_sizenodefault, 0 },
+ { "clients-per-query", &cfg_type_uint32, 0 },
+ { "max-clients-per-query", &cfg_type_uint32, 0 },
+ { "empty-server", &cfg_type_astring, 0 },
+ { "empty-contact", &cfg_type_astring, 0 },
+ { "empty-zones-enable", &cfg_type_boolean, 0 },
+ { "disable-empty-zone", &cfg_type_astring, CFG_CLAUSEFLAG_MULTI },
+ { "zero-no-soa-ttl-cache", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+/*%
+ * Clauses that can be found within the 'view' statement only.
+ */
+static cfg_clausedef_t
+view_only_clauses[] = {
+ { "match-clients", &cfg_type_bracketed_aml, 0 },
+ { "match-destinations", &cfg_type_bracketed_aml, 0 },
+ { "match-recursive-only", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+/*%
+ * Clauses that can be found in a 'zone' statement,
+ * with defaults in the 'view' or 'options' statement.
+ */
+static cfg_clausedef_t
+zone_clauses[] = {
+ { "allow-query", &cfg_type_bracketed_aml, 0 },
+ { "allow-transfer", &cfg_type_bracketed_aml, 0 },
+ { "allow-update", &cfg_type_bracketed_aml, 0 },
+ { "allow-update-forwarding", &cfg_type_bracketed_aml, 0 },
+ { "allow-notify", &cfg_type_bracketed_aml, 0 },
+ { "masterfile-format", &cfg_type_masterformat, 0 },
+ { "notify", &cfg_type_notifytype, 0 },
+ { "notify-source", &cfg_type_sockaddr4wild, 0 },
+ { "notify-source-v6", &cfg_type_sockaddr6wild, 0 },
+ { "also-notify", &cfg_type_portiplist, 0 },
+ { "notify-delay", &cfg_type_uint32, 0 },
+ { "dialup", &cfg_type_dialuptype, 0 },
+ { "forward", &cfg_type_forwardtype, 0 },
+ { "forwarders", &cfg_type_portiplist, 0 },
+ { "maintain-ixfr-base", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "max-ixfr-log-size", &cfg_type_size, CFG_CLAUSEFLAG_OBSOLETE },
+ { "max-journal-size", &cfg_type_sizenodefault, 0 },
+ { "max-transfer-time-in", &cfg_type_uint32, 0 },
+ { "max-transfer-time-out", &cfg_type_uint32, 0 },
+ { "max-transfer-idle-in", &cfg_type_uint32, 0 },
+ { "max-transfer-idle-out", &cfg_type_uint32, 0 },
+ { "max-retry-time", &cfg_type_uint32, 0 },
+ { "min-retry-time", &cfg_type_uint32, 0 },
+ { "max-refresh-time", &cfg_type_uint32, 0 },
+ { "min-refresh-time", &cfg_type_uint32, 0 },
+ { "multi-master", &cfg_type_boolean, 0 },
+ { "sig-validity-interval", &cfg_type_uint32, 0 },
+ { "transfer-source", &cfg_type_sockaddr4wild, 0 },
+ { "transfer-source-v6", &cfg_type_sockaddr6wild, 0 },
+ { "alt-transfer-source", &cfg_type_sockaddr4wild, 0 },
+ { "alt-transfer-source-v6", &cfg_type_sockaddr6wild, 0 },
+ { "use-alt-transfer-source", &cfg_type_boolean, 0 },
+ { "zone-statistics", &cfg_type_boolean, 0 },
+ { "key-directory", &cfg_type_qstring, 0 },
+ { "check-wildcard", &cfg_type_boolean, 0 },
+ { "check-integrity", &cfg_type_boolean, 0 },
+ { "check-mx", &cfg_type_checkmode, 0 },
+ { "check-mx-cname", &cfg_type_checkmode, 0 },
+ { "check-srv-cname", &cfg_type_checkmode, 0 },
+ { "check-sibling", &cfg_type_boolean, 0 },
+ { "zero-no-soa-ttl", &cfg_type_boolean, 0 },
+ { "update-check-ksk", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+/*%
+ * Clauses that can be found in a 'zone' statement
+ * only.
+ */
+static cfg_clausedef_t
+zone_only_clauses[] = {
+ { "type", &cfg_type_zonetype, 0 },
+ { "file", &cfg_type_qstring, 0 },
+ { "journal", &cfg_type_qstring, 0 },
+ { "ixfr-base", &cfg_type_qstring, CFG_CLAUSEFLAG_OBSOLETE },
+ { "ixfr-tmp-file", &cfg_type_qstring, CFG_CLAUSEFLAG_OBSOLETE },
+ { "masters", &cfg_type_namesockaddrkeylist, 0 },
+ { "pubkey", &cfg_type_pubkey,
+ CFG_CLAUSEFLAG_MULTI | CFG_CLAUSEFLAG_OBSOLETE },
+ { "update-policy", &cfg_type_updatepolicy, 0 },
+ { "database", &cfg_type_astring, 0 },
+ { "delegation-only", &cfg_type_boolean, 0 },
+ /*
+ * Note that the format of the check-names option is different between
+ * the zone options and the global/view options. Ugh.
+ */
+ { "check-names", &cfg_type_checkmode, 0 },
+ { "ixfr-from-differences", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+
+
+/*% The top-level named.conf syntax. */
+
+static cfg_clausedef_t *
+namedconf_clausesets[] = {
+ namedconf_clauses,
+ namedconf_or_view_clauses,
+ NULL
+};
+
+LIBISCCFG_EXTERNAL_DATA cfg_type_t cfg_type_namedconf = {
+ "namedconf", cfg_parse_mapbody, cfg_print_mapbody, cfg_doc_mapbody,
+ &cfg_rep_map, namedconf_clausesets
+};
+
+/*% The "options" statement syntax. */
+
+static cfg_clausedef_t *
+options_clausesets[] = {
+ options_clauses,
+ view_clauses,
+ zone_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_options = {
+ "options", cfg_parse_map, cfg_print_map, cfg_doc_map, &cfg_rep_map, options_clausesets };
+
+/*% The "view" statement syntax. */
+
+static cfg_clausedef_t *
+view_clausesets[] = {
+ view_only_clauses,
+ namedconf_or_view_clauses,
+ view_clauses,
+ zone_clauses,
+ dynamically_loadable_zones_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_viewopts = {
+ "view", cfg_parse_map, cfg_print_map, cfg_doc_map, &cfg_rep_map, view_clausesets };
+
+/*% The "zone" statement syntax. */
+
+static cfg_clausedef_t *
+zone_clausesets[] = {
+ zone_only_clauses,
+ zone_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_zoneopts = {
+ "zoneopts", cfg_parse_map, cfg_print_map,
+ cfg_doc_map, &cfg_rep_map, zone_clausesets };
+
+/*% The "dynamically loadable zones" statement syntax. */
+
+static cfg_clausedef_t *
+dynamically_loadable_zones_clausesets[] = {
+ dynamically_loadable_zones_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_dynamically_loadable_zones_opts = {
+ "dynamically_loadable_zones_opts", cfg_parse_map,
+ cfg_print_map, cfg_doc_map, &cfg_rep_map,
+ dynamically_loadable_zones_clausesets
+};
+
+/*%
+ * Clauses that can be found within the 'key' statement.
+ */
+static cfg_clausedef_t
+key_clauses[] = {
+ { "algorithm", &cfg_type_astring, 0 },
+ { "secret", &cfg_type_astring, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+key_clausesets[] = {
+ key_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_key = {
+ "key", cfg_parse_named_map, cfg_print_map,
+ cfg_doc_map, &cfg_rep_map, key_clausesets
+};
+
+
+/*%
+ * Clauses that can be found in a 'server' statement.
+ */
+static cfg_clausedef_t
+server_clauses[] = {
+ { "bogus", &cfg_type_boolean, 0 },
+ { "provide-ixfr", &cfg_type_boolean, 0 },
+ { "request-ixfr", &cfg_type_boolean, 0 },
+ { "support-ixfr", &cfg_type_boolean, CFG_CLAUSEFLAG_OBSOLETE },
+ { "transfers", &cfg_type_uint32, 0 },
+ { "transfer-format", &cfg_type_transferformat, 0 },
+ { "keys", &cfg_type_server_key_kludge, 0 },
+ { "edns", &cfg_type_boolean, 0 },
+ { "edns-udp-size", &cfg_type_uint32, 0 },
+ { "max-udp-size", &cfg_type_uint32, 0 },
+ { "notify-source", &cfg_type_sockaddr4wild, 0 },
+ { "notify-source-v6", &cfg_type_sockaddr6wild, 0 },
+ { "query-source", &cfg_type_querysource4, 0 },
+ { "query-source-v6", &cfg_type_querysource6, 0 },
+ { "transfer-source", &cfg_type_sockaddr4wild, 0 },
+ { "transfer-source-v6", &cfg_type_sockaddr6wild, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_clausedef_t *
+server_clausesets[] = {
+ server_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_server = {
+ "server", cfg_parse_netprefix_map, cfg_print_map, cfg_doc_map, &cfg_rep_map,
+ server_clausesets
+};
+
+
+/*%
+ * Clauses that can be found in a 'channel' clause in the
+ * 'logging' statement.
+ *
+ * These have some additional constraints that need to be
+ * checked after parsing:
+ * - There must exactly one of file/syslog/null/stderr
+ *
+ */
+static cfg_clausedef_t
+channel_clauses[] = {
+ /* Destinations. We no longer require these to be first. */
+ { "file", &cfg_type_logfile, 0 },
+ { "syslog", &cfg_type_optional_facility, 0 },
+ { "null", &cfg_type_void, 0 },
+ { "stderr", &cfg_type_void, 0 },
+ /* Options. We now accept these for the null channel, too. */
+ { "severity", &cfg_type_logseverity, 0 },
+ { "print-time", &cfg_type_boolean, 0 },
+ { "print-severity", &cfg_type_boolean, 0 },
+ { "print-category", &cfg_type_boolean, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_clausedef_t *
+channel_clausesets[] = {
+ channel_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_channel = {
+ "channel", cfg_parse_named_map, cfg_print_map, cfg_doc_map,
+ &cfg_rep_map, channel_clausesets
+};
+
+/*% A list of log destination, used in the "category" clause. */
+static cfg_type_t cfg_type_destinationlist = {
+ "destinationlist", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_astring };
+
+/*%
+ * Clauses that can be found in a 'logging' statement.
+ */
+static cfg_clausedef_t
+logging_clauses[] = {
+ { "channel", &cfg_type_channel, CFG_CLAUSEFLAG_MULTI },
+ { "category", &cfg_type_category, CFG_CLAUSEFLAG_MULTI },
+ { NULL, NULL, 0 }
+};
+static cfg_clausedef_t *
+logging_clausesets[] = {
+ logging_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_logging = {
+ "logging", cfg_parse_map, cfg_print_map, cfg_doc_map, &cfg_rep_map, logging_clausesets };
+
+
+static isc_result_t
+parse_unitstring(char *str, isc_resourcevalue_t *valuep) {
+ char *endp;
+ unsigned int len;
+ isc_uint64_t value;
+ isc_uint64_t unit;
+
+ value = isc_string_touint64(str, &endp, 10);
+ if (*endp == 0) {
+ *valuep = value;
+ return (ISC_R_SUCCESS);
+ }
+
+ len = strlen(str);
+ if (len < 2 || endp[1] != '\0')
+ return (ISC_R_FAILURE);
+
+ switch (str[len - 1]) {
+ case 'k':
+ case 'K':
+ unit = 1024;
+ break;
+ case 'm':
+ case 'M':
+ unit = 1024 * 1024;
+ break;
+ case 'g':
+ case 'G':
+ unit = 1024 * 1024 * 1024;
+ break;
+ default:
+ return (ISC_R_FAILURE);
+ }
+ if (value > ISC_UINT64_MAX / unit)
+ return (ISC_R_FAILURE);
+ *valuep = value * unit;
+ return (ISC_R_SUCCESS);
+}
+
+static isc_result_t
+parse_sizeval(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ isc_uint64_t val;
+
+ UNUSED(type);
+
+ CHECK(cfg_gettoken(pctx, 0));
+ if (pctx->token.type != isc_tokentype_string) {
+ result = ISC_R_UNEXPECTEDTOKEN;
+ goto cleanup;
+ }
+ CHECK(parse_unitstring(TOKEN_STRING(pctx), &val));
+
+ CHECK(cfg_create_obj(pctx, &cfg_type_uint64, &obj));
+ obj->value.uint64 = val;
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected integer and optional unit");
+ return (result);
+}
+
+/*%
+ * A size value (number + optional unit).
+ */
+static cfg_type_t cfg_type_sizeval = {
+ "sizeval", parse_sizeval, cfg_print_uint64, cfg_doc_terminal,
+ &cfg_rep_uint64, NULL };
+
+/*%
+ * A size, "unlimited", or "default".
+ */
+
+static isc_result_t
+parse_size(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_enum_or_other(pctx, type, &cfg_type_sizeval, ret));
+}
+
+static const char *size_enums[] = { "unlimited", "default", NULL };
+static cfg_type_t cfg_type_size = {
+ "size", parse_size, cfg_print_ustring, cfg_doc_terminal,
+ &cfg_rep_string, size_enums
+};
+
+/*%
+ * A size or "unlimited", but not "default".
+ */
+static const char *sizenodefault_enums[] = { "unlimited", NULL };
+static cfg_type_t cfg_type_sizenodefault = {
+ "size_no_default", parse_size, cfg_print_ustring, cfg_doc_terminal,
+ &cfg_rep_string, sizenodefault_enums
+};
+
+/*%
+ * optional_keyvalue
+ */
+static isc_result_t
+parse_maybe_optional_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type,
+ isc_boolean_t optional, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ const keyword_type_t *kw = type->of;
+
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), kw->name) == 0) {
+ CHECK(cfg_gettoken(pctx, 0));
+ CHECK(kw->type->parse(pctx, kw->type, &obj));
+ obj->type = type; /* XXX kludge */
+ } else {
+ if (optional) {
+ CHECK(cfg_parse_void(pctx, NULL, &obj));
+ } else {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected '%s'",
+ kw->name);
+ result = ISC_R_UNEXPECTEDTOKEN;
+ goto cleanup;
+ }
+ }
+ *ret = obj;
+ cleanup:
+ return (result);
+}
+
+static isc_result_t
+parse_enum_or_other(cfg_parser_t *pctx, const cfg_type_t *enumtype,
+ const cfg_type_t *othertype, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string &&
+ cfg_is_enum(TOKEN_STRING(pctx), enumtype->of)) {
+ CHECK(cfg_parse_enum(pctx, enumtype, ret));
+ } else {
+ CHECK(cfg_parse_obj(pctx, othertype, ret));
+ }
+ cleanup:
+ return (result);
+}
+
+static void
+doc_enum_or_other(cfg_printer_t *pctx, const cfg_type_t *type) {
+ cfg_doc_terminal(pctx, type);
+#if 0 /* XXX */
+ cfg_print_chars(pctx, "( ", 2);...
+#endif
+
+}
+
+static isc_result_t
+parse_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_maybe_optional_keyvalue(pctx, type, ISC_FALSE, ret));
+}
+
+static isc_result_t
+parse_optional_keyvalue(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_maybe_optional_keyvalue(pctx, type, ISC_TRUE, ret));
+}
+
+static void
+print_keyvalue(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ const keyword_type_t *kw = obj->type->of;
+ cfg_print_cstr(pctx, kw->name);
+ cfg_print_chars(pctx, " ", 1);
+ kw->type->print(pctx, obj);
+}
+
+static void
+doc_keyvalue(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const keyword_type_t *kw = type->of;
+ cfg_print_cstr(pctx, kw->name);
+ cfg_print_chars(pctx, " ", 1);
+ cfg_doc_obj(pctx, kw->type);
+}
+
+static void
+doc_optional_keyvalue(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const keyword_type_t *kw = type->of;
+ cfg_print_chars(pctx, "[ ", 2);
+ cfg_print_cstr(pctx, kw->name);
+ cfg_print_chars(pctx, " ", 1);
+ cfg_doc_obj(pctx, kw->type);
+ cfg_print_chars(pctx, " ]", 2);
+}
+
+static const char *dialup_enums[] = {
+ "notify", "notify-passive", "refresh", "passive", NULL };
+static isc_result_t
+parse_dialup_type(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_enum_or_other(pctx, type, &cfg_type_boolean, ret));
+}
+static cfg_type_t cfg_type_dialuptype = {
+ "dialuptype", parse_dialup_type, cfg_print_ustring, doc_enum_or_other,
+ &cfg_rep_string, dialup_enums
+};
+
+static const char *notify_enums[] = { "explicit", "master-only", NULL };
+static isc_result_t
+parse_notify_type(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_enum_or_other(pctx, type, &cfg_type_boolean, ret));
+}
+static cfg_type_t cfg_type_notifytype = {
+ "notifytype", parse_notify_type, cfg_print_ustring, doc_enum_or_other,
+ &cfg_rep_string, notify_enums,
+};
+
+static const char *ixfrdiff_enums[] = { "master", "slave", NULL };
+static isc_result_t
+parse_ixfrdiff_type(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_enum_or_other(pctx, type, &cfg_type_boolean, ret));
+}
+static cfg_type_t cfg_type_ixfrdifftype = {
+ "ixfrdiff", parse_ixfrdiff_type, cfg_print_ustring, doc_enum_or_other,
+ &cfg_rep_string, ixfrdiff_enums,
+};
+
+static keyword_type_t key_kw = { "key", &cfg_type_astring };
+
+LIBISCCFG_EXTERNAL_DATA cfg_type_t cfg_type_keyref = {
+ "keyref", parse_keyvalue, print_keyvalue, doc_keyvalue,
+ &cfg_rep_string, &key_kw
+};
+
+static cfg_type_t cfg_type_optional_keyref = {
+ "optional_keyref", parse_optional_keyvalue, print_keyvalue,
+ doc_optional_keyvalue, &cfg_rep_string, &key_kw
+};
+
+/*%
+ * A "controls" statement is represented as a map with the multivalued
+ * "inet" and "unix" clauses.
+ */
+
+static keyword_type_t controls_allow_kw = {
+ "allow", &cfg_type_bracketed_aml };
+
+static cfg_type_t cfg_type_controls_allow = {
+ "controls_allow", parse_keyvalue,
+ print_keyvalue, doc_keyvalue,
+ &cfg_rep_list, &controls_allow_kw
+};
+
+static keyword_type_t controls_keys_kw = {
+ "keys", &cfg_type_keylist };
+
+static cfg_type_t cfg_type_controls_keys = {
+ "controls_keys", parse_optional_keyvalue,
+ print_keyvalue, doc_optional_keyvalue,
+ &cfg_rep_list, &controls_keys_kw
+};
+
+static cfg_tuplefielddef_t inetcontrol_fields[] = {
+ { "address", &cfg_type_controls_sockaddr, 0 },
+ { "allow", &cfg_type_controls_allow, 0 },
+ { "keys", &cfg_type_controls_keys, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_inetcontrol = {
+ "inetcontrol", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ inetcontrol_fields
+};
+
+static keyword_type_t controls_perm_kw = {
+ "perm", &cfg_type_uint32 };
+
+static cfg_type_t cfg_type_controls_perm = {
+ "controls_perm", parse_keyvalue,
+ print_keyvalue, doc_keyvalue,
+ &cfg_rep_uint32, &controls_perm_kw
+};
+
+static keyword_type_t controls_owner_kw = {
+ "owner", &cfg_type_uint32 };
+
+static cfg_type_t cfg_type_controls_owner = {
+ "controls_owner", parse_keyvalue,
+ print_keyvalue, doc_keyvalue,
+ &cfg_rep_uint32, &controls_owner_kw
+};
+
+static keyword_type_t controls_group_kw = {
+ "group", &cfg_type_uint32 };
+
+static cfg_type_t cfg_type_controls_group = {
+ "controls_allow", parse_keyvalue,
+ print_keyvalue, doc_keyvalue,
+ &cfg_rep_uint32, &controls_group_kw
+};
+
+static cfg_tuplefielddef_t unixcontrol_fields[] = {
+ { "path", &cfg_type_qstring, 0 },
+ { "perm", &cfg_type_controls_perm, 0 },
+ { "owner", &cfg_type_controls_owner, 0 },
+ { "group", &cfg_type_controls_group, 0 },
+ { "keys", &cfg_type_controls_keys, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_unixcontrol = {
+ "unixcontrol", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ unixcontrol_fields
+};
+
+static cfg_clausedef_t
+controls_clauses[] = {
+ { "inet", &cfg_type_inetcontrol, CFG_CLAUSEFLAG_MULTI },
+ { "unix", &cfg_type_unixcontrol, CFG_CLAUSEFLAG_MULTI },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+controls_clausesets[] = {
+ controls_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_controls = {
+ "controls", cfg_parse_map, cfg_print_map, cfg_doc_map, &cfg_rep_map, &controls_clausesets
+};
+
+/*%
+ * An optional class, as used in view and zone statements.
+ */
+static isc_result_t
+parse_optional_class(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ UNUSED(type);
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string)
+ CHECK(cfg_parse_obj(pctx, &cfg_type_ustring, ret));
+ else
+ CHECK(cfg_parse_obj(pctx, &cfg_type_void, ret));
+ cleanup:
+ return (result);
+}
+
+static cfg_type_t cfg_type_optional_class = {
+ "optional_class", parse_optional_class, NULL, cfg_doc_terminal,
+ NULL, NULL
+};
+
+static isc_result_t
+parse_querysource(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ isc_netaddr_t netaddr;
+ in_port_t port;
+ unsigned int have_address = 0;
+ unsigned int have_port = 0;
+ const unsigned int *flagp = type->of;
+
+ if ((*flagp & CFG_ADDR_V4OK) != 0)
+ isc_netaddr_any(&netaddr);
+ else if ((*flagp & CFG_ADDR_V6OK) != 0)
+ isc_netaddr_any6(&netaddr);
+ else
+ INSIST(0);
+
+ port = 0;
+
+ for (;;) {
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string) {
+ if (strcasecmp(TOKEN_STRING(pctx),
+ "address") == 0)
+ {
+ /* read "address" */
+ CHECK(cfg_gettoken(pctx, 0));
+ CHECK(cfg_parse_rawaddr(pctx, *flagp,
+ &netaddr));
+ have_address++;
+ } else if (strcasecmp(TOKEN_STRING(pctx), "port") == 0)
+ {
+ /* read "port" */
+ CHECK(cfg_gettoken(pctx, 0));
+ CHECK(cfg_parse_rawport(pctx,
+ CFG_ADDR_WILDOK,
+ &port));
+ have_port++;
+ } else if (have_port == 0 && have_address == 0) {
+ return (cfg_parse_sockaddr(pctx, type, ret));
+ } else {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected 'address' or 'port'");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ } else
+ break;
+ }
+ if (have_address > 1 || have_port > 1 ||
+ have_address + have_port == 0) {
+ cfg_parser_error(pctx, 0, "expected one address and/or port");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+
+ CHECK(cfg_create_obj(pctx, &cfg_type_querysource, &obj));
+ isc_sockaddr_fromnetaddr(&obj->value.sockaddr, &netaddr, port);
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "invalid query source");
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static void
+print_querysource(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ isc_netaddr_t na;
+ isc_netaddr_fromsockaddr(&na, &obj->value.sockaddr);
+ cfg_print_chars(pctx, "address ", 8);
+ cfg_print_rawaddr(pctx, &na);
+ cfg_print_chars(pctx, " port ", 6);
+ cfg_print_rawuint(pctx, isc_sockaddr_getport(&obj->value.sockaddr));
+}
+
+static unsigned int sockaddr4wild_flags = CFG_ADDR_WILDOK | CFG_ADDR_V4OK;
+static unsigned int sockaddr6wild_flags = CFG_ADDR_WILDOK | CFG_ADDR_V6OK;
+static cfg_type_t cfg_type_querysource4 = {
+ "querysource4", parse_querysource, NULL, cfg_doc_terminal,
+ NULL, &sockaddr4wild_flags
+};
+
+static cfg_type_t cfg_type_querysource6 = {
+ "querysource6", parse_querysource, NULL, cfg_doc_terminal,
+ NULL, &sockaddr6wild_flags
+};
+
+static cfg_type_t cfg_type_querysource = {
+ "querysource", NULL, print_querysource, NULL, &cfg_rep_sockaddr, NULL
+};
+
+/*% addrmatchelt */
+
+static isc_result_t
+parse_addrmatchelt(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_peektoken(pctx, CFG_LEXOPT_QSTRING));
+
+ if (pctx->token.type == isc_tokentype_string ||
+ pctx->token.type == isc_tokentype_qstring) {
+ if (pctx->token.type == isc_tokentype_string &&
+ (strcasecmp(TOKEN_STRING(pctx), "key") == 0)) {
+ CHECK(cfg_parse_obj(pctx, &cfg_type_keyref, ret));
+ } else {
+ if (cfg_lookingat_netaddr(pctx, CFG_ADDR_V4OK |
+ CFG_ADDR_V4PREFIXOK |
+ CFG_ADDR_V6OK))
+ {
+ CHECK(cfg_parse_netprefix(pctx, NULL, ret));
+ } else {
+ CHECK(cfg_parse_astring(pctx, NULL, ret));
+ }
+ }
+ } else if (pctx->token.type == isc_tokentype_special) {
+ if (pctx->token.value.as_char == '{') {
+ /* Nested match list. */
+ CHECK(cfg_parse_obj(pctx, &cfg_type_bracketed_aml, ret));
+ } else if (pctx->token.value.as_char == '!') {
+ CHECK(cfg_gettoken(pctx, 0)); /* read "!" */
+ CHECK(cfg_parse_obj(pctx, &cfg_type_negated, ret));
+ } else {
+ goto bad;
+ }
+ } else {
+ bad:
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IP match list element");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ cleanup:
+ return (result);
+}
+
+/*%
+ * A negated address match list element (like "! 10.0.0.1").
+ * Somewhat sneakily, the caller is expected to parse the
+ * "!", but not to print it.
+ */
+
+static cfg_tuplefielddef_t negated_fields[] = {
+ { "value", &cfg_type_addrmatchelt, 0 },
+ { NULL, NULL, 0 }
+};
+
+static void
+print_negated(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ cfg_print_chars(pctx, "!", 1);
+ cfg_print_tuple(pctx, obj);
+}
+
+static cfg_type_t cfg_type_negated = {
+ "negated", cfg_parse_tuple, print_negated, NULL, &cfg_rep_tuple,
+ &negated_fields
+};
+
+/*% An address match list element */
+
+static cfg_type_t cfg_type_addrmatchelt = {
+ "address_match_element", parse_addrmatchelt, NULL, cfg_doc_terminal,
+ NULL, NULL
+};
+
+/*% A bracketed address match list */
+
+static cfg_type_t cfg_type_bracketed_aml = {
+ "bracketed_aml", cfg_parse_bracketed_list, cfg_print_bracketed_list,
+ cfg_doc_bracketed_list, &cfg_rep_list, &cfg_type_addrmatchelt
+};
+
+/*%
+ * The socket address syntax in the "controls" statement is silly.
+ * It allows both socket address families, but also allows "*",
+ * whis is gratuitously interpreted as the IPv4 wildcard address.
+ */
+static unsigned int controls_sockaddr_flags =
+ CFG_ADDR_V4OK | CFG_ADDR_V6OK | CFG_ADDR_WILDOK;
+static cfg_type_t cfg_type_controls_sockaddr = {
+ "controls_sockaddr", cfg_parse_sockaddr, cfg_print_sockaddr,
+ cfg_doc_sockaddr, &cfg_rep_sockaddr, &controls_sockaddr_flags
+};
+
+/*%
+ * Handle the special kludge syntax of the "keys" clause in the "server"
+ * statement, which takes a single key with or without braces and semicolon.
+ */
+static isc_result_t
+parse_server_key_kludge(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ isc_boolean_t braces = ISC_FALSE;
+ UNUSED(type);
+
+ /* Allow opening brace. */
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == '{') {
+ result = cfg_gettoken(pctx, 0);
+ braces = ISC_TRUE;
+ }
+
+ CHECK(cfg_parse_obj(pctx, &cfg_type_astring, ret));
+
+ if (braces) {
+ /* Skip semicolon if present. */
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == ';')
+ CHECK(cfg_gettoken(pctx, 0));
+
+ CHECK(cfg_parse_special(pctx, '}'));
+ }
+ cleanup:
+ return (result);
+}
+static cfg_type_t cfg_type_server_key_kludge = {
+ "server_key", parse_server_key_kludge, NULL, cfg_doc_terminal,
+ NULL, NULL
+};
+
+
+/*%
+ * An optional logging facility.
+ */
+
+static isc_result_t
+parse_optional_facility(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_peektoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_string ||
+ pctx->token.type == isc_tokentype_qstring) {
+ CHECK(cfg_parse_obj(pctx, &cfg_type_astring, ret));
+ } else {
+ CHECK(cfg_parse_obj(pctx, &cfg_type_void, ret));
+ }
+ cleanup:
+ return (result);
+}
+
+static cfg_type_t cfg_type_optional_facility = {
+ "optional_facility", parse_optional_facility, NULL, cfg_doc_terminal,
+ NULL, NULL };
+
+
+/*%
+ * A log severity. Return as a string, except "debug N",
+ * which is returned as a keyword object.
+ */
+
+static keyword_type_t debug_kw = { "debug", &cfg_type_uint32 };
+static cfg_type_t cfg_type_debuglevel = {
+ "debuglevel", parse_keyvalue,
+ print_keyvalue, doc_keyvalue,
+ &cfg_rep_uint32, &debug_kw
+};
+
+static isc_result_t
+parse_logseverity(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), "debug") == 0) {
+ CHECK(cfg_gettoken(pctx, 0)); /* read "debug" */
+ CHECK(cfg_peektoken(pctx, ISC_LEXOPT_NUMBER));
+ if (pctx->token.type == isc_tokentype_number) {
+ CHECK(cfg_parse_uint32(pctx, NULL, ret));
+ } else {
+ /*
+ * The debug level is optional and defaults to 1.
+ * This makes little sense, but we support it for
+ * compatibility with BIND 8.
+ */
+ CHECK(cfg_create_obj(pctx, &cfg_type_uint32, ret));
+ (*ret)->value.uint32 = 1;
+ }
+ (*ret)->type = &cfg_type_debuglevel; /* XXX kludge */
+ } else {
+ CHECK(cfg_parse_obj(pctx, &cfg_type_loglevel, ret));
+ }
+ cleanup:
+ return (result);
+}
+
+static cfg_type_t cfg_type_logseverity = {
+ "log_severity", parse_logseverity, NULL, cfg_doc_terminal,
+ NULL, NULL };
+
+/*%
+ * The "file" clause of the "channel" statement.
+ * This is yet another special case.
+ */
+
+static const char *logversions_enums[] = { "unlimited", NULL };
+static isc_result_t
+parse_logversions(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_enum_or_other(pctx, type, &cfg_type_uint32, ret));
+}
+static cfg_type_t cfg_type_logversions = {
+ "logversions", parse_logversions, cfg_print_ustring, cfg_doc_terminal,
+ &cfg_rep_string, logversions_enums
+};
+
+static cfg_tuplefielddef_t logfile_fields[] = {
+ { "file", &cfg_type_qstring, 0 },
+ { "versions", &cfg_type_logversions, 0 },
+ { "size", &cfg_type_size, 0 },
+ { NULL, NULL, 0 }
+};
+
+static isc_result_t
+parse_logfile(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ const cfg_tuplefielddef_t *fields = type->of;
+
+ CHECK(cfg_create_tuple(pctx, type, &obj));
+
+ /* Parse the mandatory "file" field */
+ CHECK(cfg_parse_obj(pctx, fields[0].type, &obj->value.tuple[0]));
+
+ /* Parse "versions" and "size" fields in any order. */
+ for (;;) {
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string) {
+ CHECK(cfg_gettoken(pctx, 0));
+ if (strcasecmp(TOKEN_STRING(pctx),
+ "versions") == 0 &&
+ obj->value.tuple[1] == NULL) {
+ CHECK(cfg_parse_obj(pctx, fields[1].type,
+ &obj->value.tuple[1]));
+ } else if (strcasecmp(TOKEN_STRING(pctx),
+ "size") == 0 &&
+ obj->value.tuple[2] == NULL) {
+ CHECK(cfg_parse_obj(pctx, fields[2].type,
+ &obj->value.tuple[2]));
+ } else {
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+
+ /* Create void objects for missing optional values. */
+ if (obj->value.tuple[1] == NULL)
+ CHECK(cfg_parse_void(pctx, NULL, &obj->value.tuple[1]));
+ if (obj->value.tuple[2] == NULL)
+ CHECK(cfg_parse_void(pctx, NULL, &obj->value.tuple[2]));
+
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static void
+print_logfile(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ cfg_print_obj(pctx, obj->value.tuple[0]); /* file */
+ if (obj->value.tuple[1]->type->print != cfg_print_void) {
+ cfg_print_chars(pctx, " versions ", 10);
+ cfg_print_obj(pctx, obj->value.tuple[1]);
+ }
+ if (obj->value.tuple[2]->type->print != cfg_print_void) {
+ cfg_print_chars(pctx, " size ", 6);
+ cfg_print_obj(pctx, obj->value.tuple[2]);
+ }
+}
+
+static cfg_type_t cfg_type_logfile = {
+ "log_file", parse_logfile, print_logfile, cfg_doc_terminal,
+ &cfg_rep_tuple, logfile_fields
+};
+
+/*% An IPv4 address with optional port, "*" accepted as wildcard. */
+static cfg_type_t cfg_type_sockaddr4wild = {
+ "sockaddr4wild", cfg_parse_sockaddr, cfg_print_sockaddr,
+ cfg_doc_sockaddr, &cfg_rep_sockaddr, &sockaddr4wild_flags
+};
+
+/*% An IPv6 address with optional port, "*" accepted as wildcard. */
+static cfg_type_t cfg_type_sockaddr6wild = {
+ "v6addrportwild", cfg_parse_sockaddr, cfg_print_sockaddr,
+ cfg_doc_sockaddr, &cfg_rep_sockaddr, &sockaddr6wild_flags
+};
+
+/*%
+ * lwres
+ */
+
+static cfg_tuplefielddef_t lwres_view_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "class", &cfg_type_optional_class, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_lwres_view = {
+ "lwres_view", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple, &cfg_rep_tuple,
+ lwres_view_fields
+};
+
+static cfg_type_t cfg_type_lwres_searchlist = {
+ "lwres_searchlist", cfg_parse_bracketed_list, cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_astring };
+
+static cfg_clausedef_t
+lwres_clauses[] = {
+ { "listen-on", &cfg_type_portiplist, 0 },
+ { "view", &cfg_type_lwres_view, 0 },
+ { "search", &cfg_type_lwres_searchlist, 0 },
+ { "ndots", &cfg_type_uint32, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+lwres_clausesets[] = {
+ lwres_clauses,
+ NULL
+};
+static cfg_type_t cfg_type_lwres = {
+ "lwres", cfg_parse_map, cfg_print_map, cfg_doc_map, &cfg_rep_map,
+ lwres_clausesets
+};
+
+/*%
+ * rndc
+ */
+
+static cfg_clausedef_t
+rndcconf_options_clauses[] = {
+ { "default-key", &cfg_type_astring, 0 },
+ { "default-port", &cfg_type_uint32, 0 },
+ { "default-server", &cfg_type_astring, 0 },
+ { "default-source-address", &cfg_type_netaddr4wild, 0 },
+ { "default-source-address-v6", &cfg_type_netaddr6wild, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+rndcconf_options_clausesets[] = {
+ rndcconf_options_clauses,
+ NULL
+};
+
+static cfg_type_t cfg_type_rndcconf_options = {
+ "rndcconf_options", cfg_parse_map, cfg_print_map, cfg_doc_map,
+ &cfg_rep_map, rndcconf_options_clausesets
+};
+
+static cfg_clausedef_t
+rndcconf_server_clauses[] = {
+ { "key", &cfg_type_astring, 0 },
+ { "port", &cfg_type_uint32, 0 },
+ { "source-address", &cfg_type_netaddr4wild, 0 },
+ { "source-address-v6", &cfg_type_netaddr6wild, 0 },
+ { "addresses", &cfg_type_bracketed_sockaddrnameportlist, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+rndcconf_server_clausesets[] = {
+ rndcconf_server_clauses,
+ NULL
+};
+
+static cfg_type_t cfg_type_rndcconf_server = {
+ "rndcconf_server", cfg_parse_named_map, cfg_print_map, cfg_doc_map,
+ &cfg_rep_map, rndcconf_server_clausesets
+};
+
+static cfg_clausedef_t
+rndcconf_clauses[] = {
+ { "key", &cfg_type_key, CFG_CLAUSEFLAG_MULTI },
+ { "server", &cfg_type_rndcconf_server, CFG_CLAUSEFLAG_MULTI },
+ { "options", &cfg_type_rndcconf_options, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+rndcconf_clausesets[] = {
+ rndcconf_clauses,
+ NULL
+};
+
+LIBISCCFG_EXTERNAL_DATA cfg_type_t cfg_type_rndcconf = {
+ "rndcconf", cfg_parse_mapbody, cfg_print_mapbody, cfg_doc_mapbody,
+ &cfg_rep_map, rndcconf_clausesets
+};
+
+static cfg_clausedef_t
+rndckey_clauses[] = {
+ { "key", &cfg_type_key, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_clausedef_t *
+rndckey_clausesets[] = {
+ rndckey_clauses,
+ NULL
+};
+
+LIBISCCFG_EXTERNAL_DATA cfg_type_t cfg_type_rndckey = {
+ "rndckey", cfg_parse_mapbody, cfg_print_mapbody, cfg_doc_mapbody,
+ &cfg_rep_map, rndckey_clausesets
+};
+
+static cfg_tuplefielddef_t nameport_fields[] = {
+ { "name", &cfg_type_astring, 0 },
+ { "port", &cfg_type_optional_port, 0 },
+ { NULL, NULL, 0 }
+};
+static cfg_type_t cfg_type_nameport = {
+ "nameport", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple, nameport_fields
+};
+
+static void
+doc_sockaddrnameport(cfg_printer_t *pctx, const cfg_type_t *type) {
+ UNUSED(type);
+ cfg_print_chars(pctx, "( ", 2);
+ cfg_print_cstr(pctx, "<quoted_string>");
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_cstr(pctx, "[port <integer>]");
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv4_address>");
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_cstr(pctx, "[port <integer>]");
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv6_address>");
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_cstr(pctx, "[port <integer>]");
+ cfg_print_chars(pctx, " )", 2);
+}
+
+static isc_result_t
+parse_sockaddrnameport(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ UNUSED(type);
+
+ CHECK(cfg_peektoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_string ||
+ pctx->token.type == isc_tokentype_qstring) {
+ if (cfg_lookingat_netaddr(pctx, CFG_ADDR_V4OK | CFG_ADDR_V6OK))
+ CHECK(cfg_parse_sockaddr(pctx, &cfg_type_sockaddr, ret));
+ else {
+ const cfg_tuplefielddef_t *fields =
+ cfg_type_nameport.of;
+ CHECK(cfg_create_tuple(pctx, &cfg_type_nameport,
+ &obj));
+ CHECK(cfg_parse_obj(pctx, fields[0].type,
+ &obj->value.tuple[0]));
+ CHECK(cfg_parse_obj(pctx, fields[1].type,
+ &obj->value.tuple[1]));
+ *ret = obj;
+ obj = NULL;
+ }
+ } else {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IP address or hostname");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static cfg_type_t cfg_type_sockaddrnameport = {
+ "sockaddrnameport_element", parse_sockaddrnameport, NULL,
+ doc_sockaddrnameport, NULL, NULL
+};
+
+static cfg_type_t cfg_type_bracketed_sockaddrnameportlist = {
+ "bracketed_sockaddrnameportlist", cfg_parse_bracketed_list,
+ cfg_print_bracketed_list, cfg_doc_bracketed_list,
+ &cfg_rep_list, &cfg_type_sockaddrnameport
+};
+
+/*%
+ * A list of socket addresses or name with an optional default port,
+ * as used in the dual-stack-servers option. E.g.,
+ * "port 1234 { dual-stack-servers.net; 10.0.0.1; 1::2 port 69; }"
+ */
+static cfg_tuplefielddef_t nameportiplist_fields[] = {
+ { "port", &cfg_type_optional_port, 0 },
+ { "addresses", &cfg_type_bracketed_sockaddrnameportlist, 0 },
+ { NULL, NULL, 0 }
+};
+
+static cfg_type_t cfg_type_nameportiplist = {
+ "nameportiplist", cfg_parse_tuple, cfg_print_tuple, cfg_doc_tuple,
+ &cfg_rep_tuple, nameportiplist_fields
+};
+
+/*%
+ * masters element.
+ */
+
+static void
+doc_masterselement(cfg_printer_t *pctx, const cfg_type_t *type) {
+ UNUSED(type);
+ cfg_print_chars(pctx, "( ", 2);
+ cfg_print_cstr(pctx, "<masters>");
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv4_address>");
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_cstr(pctx, "[port <integer>]");
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv6_address>");
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_cstr(pctx, "[port <integer>]");
+ cfg_print_chars(pctx, " )", 2);
+}
+
+static isc_result_t
+parse_masterselement(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ UNUSED(type);
+
+ CHECK(cfg_peektoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_string ||
+ pctx->token.type == isc_tokentype_qstring) {
+ if (cfg_lookingat_netaddr(pctx, CFG_ADDR_V4OK | CFG_ADDR_V6OK))
+ CHECK(cfg_parse_sockaddr(pctx, &cfg_type_sockaddr, ret));
+ else
+ CHECK(cfg_parse_astring(pctx, &cfg_type_astring, ret));
+ } else {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IP address or masters name");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static cfg_type_t cfg_type_masterselement = {
+ "masters_element", parse_masterselement, NULL,
+ doc_masterselement, NULL, NULL
+};
diff --git a/lib/isccfg/parser.c b/lib/isccfg/parser.c
new file mode 100644
index 000000000000..19a51a68c030
--- /dev/null
+++ b/lib/isccfg/parser.c
@@ -0,0 +1,2382 @@
+/*
+ * Copyright (C) 2004-2006 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2000-2003 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: parser.c,v 1.112.18.11 2006/02/28 03:10:49 marka Exp $ */
+
+/*! \file */
+
+#include <config.h>
+
+#include <isc/buffer.h>
+#include <isc/dir.h>
+#include <isc/formatcheck.h>
+#include <isc/lex.h>
+#include <isc/log.h>
+#include <isc/mem.h>
+#include <isc/net.h>
+#include <isc/netaddr.h>
+#include <isc/print.h>
+#include <isc/string.h>
+#include <isc/sockaddr.h>
+#include <isc/netscope.h>
+#include <isc/util.h>
+#include <isc/symtab.h>
+
+#include <isccfg/cfg.h>
+#include <isccfg/grammar.h>
+#include <isccfg/log.h>
+
+/* Shorthand */
+#define CAT CFG_LOGCATEGORY_CONFIG
+#define MOD CFG_LOGMODULE_PARSER
+
+#define MAP_SYM 1 /* Unique type for isc_symtab */
+
+#define TOKEN_STRING(pctx) (pctx->token.value.as_textregion.base)
+
+/* Check a return value. */
+#define CHECK(op) \
+ do { result = (op); \
+ if (result != ISC_R_SUCCESS) goto cleanup; \
+ } while (0)
+
+/* Clean up a configuration object if non-NULL. */
+#define CLEANUP_OBJ(obj) \
+ do { if ((obj) != NULL) cfg_obj_destroy(pctx, &(obj)); } while (0)
+
+
+/*
+ * Forward declarations of static functions.
+ */
+
+static void
+free_tuple(cfg_parser_t *pctx, cfg_obj_t *obj);
+
+static isc_result_t
+parse_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret);
+
+static void
+print_list(cfg_printer_t *pctx, const cfg_obj_t *obj);
+
+static void
+free_list(cfg_parser_t *pctx, cfg_obj_t *obj);
+
+static isc_result_t
+create_listelt(cfg_parser_t *pctx, cfg_listelt_t **eltp);
+
+static isc_result_t
+create_string(cfg_parser_t *pctx, const char *contents, const cfg_type_t *type,
+ cfg_obj_t **ret);
+
+static void
+free_string(cfg_parser_t *pctx, cfg_obj_t *obj);
+
+static isc_result_t
+create_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp);
+
+static void
+free_map(cfg_parser_t *pctx, cfg_obj_t *obj);
+
+static isc_result_t
+parse_symtab_elt(cfg_parser_t *pctx, const char *name,
+ cfg_type_t *elttype, isc_symtab_t *symtab,
+ isc_boolean_t callback);
+
+static void
+free_noop(cfg_parser_t *pctx, cfg_obj_t *obj);
+
+static isc_result_t
+cfg_getstringtoken(cfg_parser_t *pctx);
+
+static void
+parser_complain(cfg_parser_t *pctx, isc_boolean_t is_warning,
+ unsigned int flags, const char *format, va_list args);
+
+/*
+ * Data representations. These correspond to members of the
+ * "value" union in struct cfg_obj (except "void", which does
+ * not need a union member).
+ */
+
+cfg_rep_t cfg_rep_uint32 = { "uint32", free_noop };
+cfg_rep_t cfg_rep_uint64 = { "uint64", free_noop };
+cfg_rep_t cfg_rep_string = { "string", free_string };
+cfg_rep_t cfg_rep_boolean = { "boolean", free_noop };
+cfg_rep_t cfg_rep_map = { "map", free_map };
+cfg_rep_t cfg_rep_list = { "list", free_list };
+cfg_rep_t cfg_rep_tuple = { "tuple", free_tuple };
+cfg_rep_t cfg_rep_sockaddr = { "sockaddr", free_noop };
+cfg_rep_t cfg_rep_netprefix = { "netprefix", free_noop };
+cfg_rep_t cfg_rep_void = { "void", free_noop };
+
+/*
+ * Configuration type definitions.
+ */
+
+/*%
+ * An implicit list. These are formed by clauses that occur multiple times.
+ */
+static cfg_type_t cfg_type_implicitlist = {
+ "implicitlist", NULL, print_list, NULL, &cfg_rep_list, NULL };
+
+/* Functions. */
+
+void
+cfg_print_obj(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ obj->type->print(pctx, obj);
+}
+
+void
+cfg_print_chars(cfg_printer_t *pctx, const char *text, int len) {
+ pctx->f(pctx->closure, text, len);
+}
+
+static void
+print_open(cfg_printer_t *pctx) {
+ cfg_print_chars(pctx, "{\n", 2);
+ pctx->indent++;
+}
+
+static void
+print_indent(cfg_printer_t *pctx) {
+ int indent = pctx->indent;
+ while (indent > 0) {
+ cfg_print_chars(pctx, "\t", 1);
+ indent--;
+ }
+}
+
+static void
+print_close(cfg_printer_t *pctx) {
+ pctx->indent--;
+ print_indent(pctx);
+ cfg_print_chars(pctx, "}", 1);
+}
+
+isc_result_t
+cfg_parse_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ INSIST(ret != NULL && *ret == NULL);
+ result = type->parse(pctx, type, ret);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+ INSIST(*ret != NULL);
+ return (ISC_R_SUCCESS);
+}
+
+void
+cfg_print(const cfg_obj_t *obj,
+ void (*f)(void *closure, const char *text, int textlen),
+ void *closure)
+{
+ cfg_printer_t pctx;
+ pctx.f = f;
+ pctx.closure = closure;
+ pctx.indent = 0;
+ obj->type->print(&pctx, obj);
+}
+
+
+/* Tuples. */
+
+isc_result_t
+cfg_create_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ const cfg_tuplefielddef_t *fields = type->of;
+ const cfg_tuplefielddef_t *f;
+ cfg_obj_t *obj = NULL;
+ unsigned int nfields = 0;
+ int i;
+
+ for (f = fields; f->name != NULL; f++)
+ nfields++;
+
+ CHECK(cfg_create_obj(pctx, type, &obj));
+ obj->value.tuple = isc_mem_get(pctx->mctx,
+ nfields * sizeof(cfg_obj_t *));
+ if (obj->value.tuple == NULL) {
+ result = ISC_R_NOMEMORY;
+ goto cleanup;
+ }
+ for (f = fields, i = 0; f->name != NULL; f++, i++)
+ obj->value.tuple[i] = NULL;
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ if (obj != NULL)
+ isc_mem_put(pctx->mctx, obj, sizeof(*obj));
+ return (result);
+}
+
+isc_result_t
+cfg_parse_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ const cfg_tuplefielddef_t *fields = type->of;
+ const cfg_tuplefielddef_t *f;
+ cfg_obj_t *obj = NULL;
+ unsigned int i;
+
+ CHECK(cfg_create_tuple(pctx, type, &obj));
+ for (f = fields, i = 0; f->name != NULL; f++, i++)
+ CHECK(cfg_parse_obj(pctx, f->type, &obj->value.tuple[i]));
+
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+void
+cfg_print_tuple(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ unsigned int i;
+ const cfg_tuplefielddef_t *fields = obj->type->of;
+ const cfg_tuplefielddef_t *f;
+ isc_boolean_t need_space = ISC_FALSE;
+
+ for (f = fields, i = 0; f->name != NULL; f++, i++) {
+ const cfg_obj_t *fieldobj = obj->value.tuple[i];
+ if (need_space)
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_obj(pctx, fieldobj);
+ need_space = ISC_TF(fieldobj->type->print != cfg_print_void);
+ }
+}
+
+void
+cfg_doc_tuple(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const cfg_tuplefielddef_t *fields = type->of;
+ const cfg_tuplefielddef_t *f;
+ isc_boolean_t need_space = ISC_FALSE;
+
+ for (f = fields; f->name != NULL; f++) {
+ if (need_space)
+ cfg_print_chars(pctx, " ", 1);
+ cfg_doc_obj(pctx, f->type);
+ need_space = ISC_TF(f->type->print != cfg_print_void);
+ }
+}
+
+static void
+free_tuple(cfg_parser_t *pctx, cfg_obj_t *obj) {
+ unsigned int i;
+ const cfg_tuplefielddef_t *fields = obj->type->of;
+ const cfg_tuplefielddef_t *f;
+ unsigned int nfields = 0;
+
+ if (obj->value.tuple == NULL)
+ return;
+
+ for (f = fields, i = 0; f->name != NULL; f++, i++) {
+ CLEANUP_OBJ(obj->value.tuple[i]);
+ nfields++;
+ }
+ isc_mem_put(pctx->mctx, obj->value.tuple,
+ nfields * sizeof(cfg_obj_t *));
+}
+
+isc_boolean_t
+cfg_obj_istuple(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_tuple));
+}
+
+const cfg_obj_t *
+cfg_tuple_get(const cfg_obj_t *tupleobj, const char* name) {
+ unsigned int i;
+ const cfg_tuplefielddef_t *fields;
+ const cfg_tuplefielddef_t *f;
+
+ REQUIRE(tupleobj != NULL && tupleobj->type->rep == &cfg_rep_tuple);
+
+ fields = tupleobj->type->of;
+ for (f = fields, i = 0; f->name != NULL; f++, i++) {
+ if (strcmp(f->name, name) == 0)
+ return (tupleobj->value.tuple[i]);
+ }
+ INSIST(0);
+ return (NULL);
+}
+
+isc_result_t
+cfg_parse_special(cfg_parser_t *pctx, int special) {
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == special)
+ return (ISC_R_SUCCESS);
+
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "'%c' expected", special);
+ return (ISC_R_UNEXPECTEDTOKEN);
+ cleanup:
+ return (result);
+}
+
+/*
+ * Parse a required semicolon. If it is not there, log
+ * an error and increment the error count but continue
+ * parsing. Since the next token is pushed back,
+ * care must be taken to make sure it is eventually
+ * consumed or an infinite loop may result.
+ */
+static isc_result_t
+parse_semicolon(cfg_parser_t *pctx) {
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == ';')
+ return (ISC_R_SUCCESS);
+
+ cfg_parser_error(pctx, CFG_LOG_BEFORE, "missing ';'");
+ cfg_ungettoken(pctx);
+ cleanup:
+ return (result);
+}
+
+/*
+ * Parse EOF, logging and returning an error if not there.
+ */
+static isc_result_t
+parse_eof(cfg_parser_t *pctx) {
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, 0));
+
+ if (pctx->token.type == isc_tokentype_eof)
+ return (ISC_R_SUCCESS);
+
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "syntax error");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ cleanup:
+ return (result);
+}
+
+/* A list of files, used internally for pctx->files. */
+
+static cfg_type_t cfg_type_filelist = {
+ "filelist", NULL, print_list, NULL, &cfg_rep_list,
+ &cfg_type_qstring
+};
+
+isc_result_t
+cfg_parser_create(isc_mem_t *mctx, isc_log_t *lctx, cfg_parser_t **ret) {
+ isc_result_t result;
+ cfg_parser_t *pctx;
+ isc_lexspecials_t specials;
+
+ REQUIRE(mctx != NULL);
+ REQUIRE(ret != NULL && *ret == NULL);
+
+ pctx = isc_mem_get(mctx, sizeof(*pctx));
+ if (pctx == NULL)
+ return (ISC_R_NOMEMORY);
+
+ pctx->mctx = mctx;
+ pctx->lctx = lctx;
+ pctx->lexer = NULL;
+ pctx->seen_eof = ISC_FALSE;
+ pctx->ungotten = ISC_FALSE;
+ pctx->errors = 0;
+ pctx->warnings = 0;
+ pctx->open_files = NULL;
+ pctx->closed_files = NULL;
+ pctx->line = 0;
+ pctx->callback = NULL;
+ pctx->callbackarg = NULL;
+ pctx->token.type = isc_tokentype_unknown;
+
+ memset(specials, 0, sizeof(specials));
+ specials['{'] = 1;
+ specials['}'] = 1;
+ specials[';'] = 1;
+ specials['/'] = 1;
+ specials['"'] = 1;
+ specials['!'] = 1;
+
+ CHECK(isc_lex_create(pctx->mctx, 1024, &pctx->lexer));
+
+ isc_lex_setspecials(pctx->lexer, specials);
+ isc_lex_setcomments(pctx->lexer, (ISC_LEXCOMMENT_C |
+ ISC_LEXCOMMENT_CPLUSPLUS |
+ ISC_LEXCOMMENT_SHELL));
+
+ CHECK(cfg_create_list(pctx, &cfg_type_filelist, &pctx->open_files));
+ CHECK(cfg_create_list(pctx, &cfg_type_filelist, &pctx->closed_files));
+
+ *ret = pctx;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ if (pctx->lexer != NULL)
+ isc_lex_destroy(&pctx->lexer);
+ CLEANUP_OBJ(pctx->open_files);
+ CLEANUP_OBJ(pctx->closed_files);
+ isc_mem_put(mctx, pctx, sizeof(*pctx));
+ return (result);
+}
+
+static isc_result_t
+parser_openfile(cfg_parser_t *pctx, const char *filename) {
+ isc_result_t result;
+ cfg_listelt_t *elt = NULL;
+ cfg_obj_t *stringobj = NULL;
+
+ result = isc_lex_openfile(pctx->lexer, filename);
+ if (result != ISC_R_SUCCESS) {
+ cfg_parser_error(pctx, 0, "open: %s: %s",
+ filename, isc_result_totext(result));
+ goto cleanup;
+ }
+
+ CHECK(create_string(pctx, filename, &cfg_type_qstring, &stringobj));
+ CHECK(create_listelt(pctx, &elt));
+ elt->obj = stringobj;
+ ISC_LIST_APPEND(pctx->open_files->value.list, elt, link);
+
+ return (ISC_R_SUCCESS);
+ cleanup:
+ CLEANUP_OBJ(stringobj);
+ return (result);
+}
+
+void
+cfg_parser_setcallback(cfg_parser_t *pctx,
+ cfg_parsecallback_t callback,
+ void *arg)
+{
+ pctx->callback = callback;
+ pctx->callbackarg = arg;
+}
+
+/*
+ * Parse a configuration using a pctx where a lexer has already
+ * been set up with a source.
+ */
+static isc_result_t
+parse2(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+
+ result = cfg_parse_obj(pctx, type, &obj);
+
+ if (pctx->errors != 0) {
+ /* Errors have been logged. */
+ if (result == ISC_R_SUCCESS)
+ result = ISC_R_FAILURE;
+ goto cleanup;
+ }
+
+ if (result != ISC_R_SUCCESS) {
+ /* Parsing failed but no errors have been logged. */
+ cfg_parser_error(pctx, 0, "parsing failed");
+ goto cleanup;
+ }
+
+ CHECK(parse_eof(pctx));
+
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+isc_result_t
+cfg_parse_file(cfg_parser_t *pctx, const char *filename,
+ const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+
+ REQUIRE(filename != NULL);
+
+ CHECK(parser_openfile(pctx, filename));
+ CHECK(parse2(pctx, type, ret));
+ cleanup:
+ return (result);
+}
+
+
+isc_result_t
+cfg_parse_buffer(cfg_parser_t *pctx, isc_buffer_t *buffer,
+ const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ REQUIRE(buffer != NULL);
+ CHECK(isc_lex_openbuffer(pctx->lexer, buffer));
+ CHECK(parse2(pctx, type, ret));
+ cleanup:
+ return (result);
+}
+
+void
+cfg_parser_destroy(cfg_parser_t **pctxp) {
+ cfg_parser_t *pctx = *pctxp;
+ isc_lex_destroy(&pctx->lexer);
+ /*
+ * Cleaning up open_files does not
+ * close the files; that was already done
+ * by closing the lexer.
+ */
+ CLEANUP_OBJ(pctx->open_files);
+ CLEANUP_OBJ(pctx->closed_files);
+ isc_mem_put(pctx->mctx, pctx, sizeof(*pctx));
+ *pctxp = NULL;
+}
+
+/*
+ * void
+ */
+isc_result_t
+cfg_parse_void(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ UNUSED(type);
+ return (cfg_create_obj(pctx, &cfg_type_void, ret));
+}
+
+void
+cfg_print_void(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ UNUSED(pctx);
+ UNUSED(obj);
+}
+
+void
+cfg_doc_void(cfg_printer_t *pctx, const cfg_type_t *type) {
+ UNUSED(pctx);
+ UNUSED(type);
+}
+
+isc_boolean_t
+cfg_obj_isvoid(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_void));
+}
+
+cfg_type_t cfg_type_void = {
+ "void", cfg_parse_void, cfg_print_void, cfg_doc_void, &cfg_rep_void,
+ NULL };
+
+
+/*
+ * uint32
+ */
+isc_result_t
+cfg_parse_uint32(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ UNUSED(type);
+
+ CHECK(cfg_gettoken(pctx, ISC_LEXOPT_NUMBER | ISC_LEXOPT_CNUMBER));
+ if (pctx->token.type != isc_tokentype_number) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected number");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+
+ CHECK(cfg_create_obj(pctx, &cfg_type_uint32, &obj));
+
+ obj->value.uint32 = pctx->token.value.as_ulong;
+ *ret = obj;
+ cleanup:
+ return (result);
+}
+
+void
+cfg_print_cstr(cfg_printer_t *pctx, const char *s) {
+ cfg_print_chars(pctx, s, strlen(s));
+}
+
+void
+cfg_print_rawuint(cfg_printer_t *pctx, unsigned int u) {
+ char buf[32];
+ snprintf(buf, sizeof(buf), "%u", u);
+ cfg_print_cstr(pctx, buf);
+}
+
+void
+cfg_print_uint32(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ cfg_print_rawuint(pctx, obj->value.uint32);
+}
+
+isc_boolean_t
+cfg_obj_isuint32(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_uint32));
+}
+
+isc_uint32_t
+cfg_obj_asuint32(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_uint32);
+ return (obj->value.uint32);
+}
+
+cfg_type_t cfg_type_uint32 = {
+ "integer", cfg_parse_uint32, cfg_print_uint32, cfg_doc_terminal,
+ &cfg_rep_uint32, NULL
+};
+
+
+/*
+ * uint64
+ */
+isc_boolean_t
+cfg_obj_isuint64(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_uint64));
+}
+
+isc_uint64_t
+cfg_obj_asuint64(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_uint64);
+ return (obj->value.uint64);
+}
+
+void
+cfg_print_uint64(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ char buf[32];
+ snprintf(buf, sizeof(buf), "%" ISC_PRINT_QUADFORMAT "u",
+ obj->value.uint64);
+ cfg_print_cstr(pctx, buf);
+}
+
+cfg_type_t cfg_type_uint64 = {
+ "64_bit_integer", NULL, cfg_print_uint64, cfg_doc_terminal,
+ &cfg_rep_uint64, NULL
+};
+
+/*
+ * qstring (quoted string), ustring (unquoted string), astring
+ * (any string)
+ */
+
+/* Create a string object from a null-terminated C string. */
+static isc_result_t
+create_string(cfg_parser_t *pctx, const char *contents, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ int len;
+
+ CHECK(cfg_create_obj(pctx, type, &obj));
+ len = strlen(contents);
+ obj->value.string.length = len;
+ obj->value.string.base = isc_mem_get(pctx->mctx, len + 1);
+ if (obj->value.string.base == 0) {
+ isc_mem_put(pctx->mctx, obj, sizeof(*obj));
+ return (ISC_R_NOMEMORY);
+ }
+ memcpy(obj->value.string.base, contents, len);
+ obj->value.string.base[len] = '\0';
+
+ *ret = obj;
+ cleanup:
+ return (result);
+}
+
+isc_result_t
+cfg_parse_qstring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_gettoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type != isc_tokentype_qstring) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected quoted string");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ return (create_string(pctx,
+ TOKEN_STRING(pctx),
+ &cfg_type_qstring,
+ ret));
+ cleanup:
+ return (result);
+}
+
+static isc_result_t
+parse_ustring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_gettoken(pctx, 0));
+ if (pctx->token.type != isc_tokentype_string) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected unquoted string");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ return (create_string(pctx,
+ TOKEN_STRING(pctx),
+ &cfg_type_ustring,
+ ret));
+ cleanup:
+ return (result);
+}
+
+isc_result_t
+cfg_parse_astring(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ UNUSED(type);
+
+ CHECK(cfg_getstringtoken(pctx));
+ return (create_string(pctx,
+ TOKEN_STRING(pctx),
+ &cfg_type_qstring,
+ ret));
+ cleanup:
+ return (result);
+}
+
+isc_boolean_t
+cfg_is_enum(const char *s, const char *const *enums) {
+ const char * const *p;
+ for (p = enums; *p != NULL; p++) {
+ if (strcasecmp(*p, s) == 0)
+ return (ISC_TRUE);
+ }
+ return (ISC_FALSE);
+}
+
+static isc_result_t
+check_enum(cfg_parser_t *pctx, cfg_obj_t *obj, const char *const *enums) {
+ const char *s = obj->value.string.base;
+ if (cfg_is_enum(s, enums))
+ return (ISC_R_SUCCESS);
+ cfg_parser_error(pctx, 0, "'%s' unexpected", s);
+ return (ISC_R_UNEXPECTEDTOKEN);
+}
+
+isc_result_t
+cfg_parse_enum(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ CHECK(parse_ustring(pctx, NULL, &obj));
+ CHECK(check_enum(pctx, obj, type->of));
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+void
+cfg_doc_enum(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const char * const *p;
+ cfg_print_chars(pctx, "( ", 2);
+ for (p = type->of; *p != NULL; p++) {
+ cfg_print_cstr(pctx, *p);
+ if (p[1] != NULL)
+ cfg_print_chars(pctx, " | ", 3);
+ }
+ cfg_print_chars(pctx, " )", 2);
+}
+
+void
+cfg_print_ustring(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ cfg_print_chars(pctx, obj->value.string.base, obj->value.string.length);
+}
+
+static void
+print_qstring(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ cfg_print_chars(pctx, "\"", 1);
+ cfg_print_ustring(pctx, obj);
+ cfg_print_chars(pctx, "\"", 1);
+}
+
+static void
+free_string(cfg_parser_t *pctx, cfg_obj_t *obj) {
+ isc_mem_put(pctx->mctx, obj->value.string.base,
+ obj->value.string.length + 1);
+}
+
+isc_boolean_t
+cfg_obj_isstring(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_string));
+}
+
+const char *
+cfg_obj_asstring(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_string);
+ return (obj->value.string.base);
+}
+
+/* Quoted string only */
+cfg_type_t cfg_type_qstring = {
+ "quoted_string", cfg_parse_qstring, print_qstring, cfg_doc_terminal,
+ &cfg_rep_string, NULL
+};
+
+/* Unquoted string only */
+cfg_type_t cfg_type_ustring = {
+ "string", parse_ustring, cfg_print_ustring, cfg_doc_terminal,
+ &cfg_rep_string, NULL
+};
+
+/* Any string (quoted or unquoted); printed with quotes */
+cfg_type_t cfg_type_astring = {
+ "string", cfg_parse_astring, print_qstring, cfg_doc_terminal,
+ &cfg_rep_string, NULL
+};
+
+/*
+ * Booleans
+ */
+
+isc_boolean_t
+cfg_obj_isboolean(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_boolean));
+}
+
+isc_boolean_t
+cfg_obj_asboolean(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_boolean);
+ return (obj->value.boolean);
+}
+
+static isc_result_t
+parse_boolean(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ isc_boolean_t value;
+ cfg_obj_t *obj = NULL;
+ UNUSED(type);
+
+ result = cfg_gettoken(pctx, 0);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+
+ if (pctx->token.type != isc_tokentype_string)
+ goto bad_boolean;
+
+ if ((strcasecmp(TOKEN_STRING(pctx), "true") == 0) ||
+ (strcasecmp(TOKEN_STRING(pctx), "yes") == 0) ||
+ (strcmp(TOKEN_STRING(pctx), "1") == 0)) {
+ value = ISC_TRUE;
+ } else if ((strcasecmp(TOKEN_STRING(pctx), "false") == 0) ||
+ (strcasecmp(TOKEN_STRING(pctx), "no") == 0) ||
+ (strcmp(TOKEN_STRING(pctx), "0") == 0)) {
+ value = ISC_FALSE;
+ } else {
+ goto bad_boolean;
+ }
+
+ CHECK(cfg_create_obj(pctx, &cfg_type_boolean, &obj));
+ obj->value.boolean = value;
+ *ret = obj;
+ return (result);
+
+ bad_boolean:
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "boolean expected");
+ return (ISC_R_UNEXPECTEDTOKEN);
+
+ cleanup:
+ return (result);
+}
+
+static void
+print_boolean(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ if (obj->value.boolean)
+ cfg_print_chars(pctx, "yes", 3);
+ else
+ cfg_print_chars(pctx, "no", 2);
+}
+
+cfg_type_t cfg_type_boolean = {
+ "boolean", parse_boolean, print_boolean, cfg_doc_terminal,
+ &cfg_rep_boolean, NULL
+};
+
+/*
+ * Lists.
+ */
+
+isc_result_t
+cfg_create_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **obj) {
+ isc_result_t result;
+ CHECK(cfg_create_obj(pctx, type, obj));
+ ISC_LIST_INIT((*obj)->value.list);
+ cleanup:
+ return (result);
+}
+
+static isc_result_t
+create_listelt(cfg_parser_t *pctx, cfg_listelt_t **eltp) {
+ cfg_listelt_t *elt;
+ elt = isc_mem_get(pctx->mctx, sizeof(*elt));
+ if (elt == NULL)
+ return (ISC_R_NOMEMORY);
+ elt->obj = NULL;
+ ISC_LINK_INIT(elt, link);
+ *eltp = elt;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+free_list_elt(cfg_parser_t *pctx, cfg_listelt_t *elt) {
+ cfg_obj_destroy(pctx, &elt->obj);
+ isc_mem_put(pctx->mctx, elt, sizeof(*elt));
+}
+
+static void
+free_list(cfg_parser_t *pctx, cfg_obj_t *obj) {
+ cfg_listelt_t *elt, *next;
+ for (elt = ISC_LIST_HEAD(obj->value.list);
+ elt != NULL;
+ elt = next)
+ {
+ next = ISC_LIST_NEXT(elt, link);
+ free_list_elt(pctx, elt);
+ }
+}
+
+isc_result_t
+cfg_parse_listelt(cfg_parser_t *pctx, const cfg_type_t *elttype,
+ cfg_listelt_t **ret)
+{
+ isc_result_t result;
+ cfg_listelt_t *elt = NULL;
+ cfg_obj_t *value = NULL;
+
+ CHECK(create_listelt(pctx, &elt));
+
+ result = cfg_parse_obj(pctx, elttype, &value);
+ if (result != ISC_R_SUCCESS)
+ goto cleanup;
+
+ elt->obj = value;
+
+ *ret = elt;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ isc_mem_put(pctx->mctx, elt, sizeof(*elt));
+ return (result);
+}
+
+/*
+ * Parse a homogeneous list whose elements are of type 'elttype'
+ * and where each element is terminated by a semicolon.
+ */
+static isc_result_t
+parse_list(cfg_parser_t *pctx, const cfg_type_t *listtype, cfg_obj_t **ret)
+{
+ cfg_obj_t *listobj = NULL;
+ const cfg_type_t *listof = listtype->of;
+ isc_result_t result;
+ cfg_listelt_t *elt = NULL;
+
+ CHECK(cfg_create_list(pctx, listtype, &listobj));
+
+ for (;;) {
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == /*{*/ '}')
+ break;
+ CHECK(cfg_parse_listelt(pctx, listof, &elt));
+ CHECK(parse_semicolon(pctx));
+ ISC_LIST_APPEND(listobj->value.list, elt, link);
+ elt = NULL;
+ }
+ *ret = listobj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ if (elt != NULL)
+ free_list_elt(pctx, elt);
+ CLEANUP_OBJ(listobj);
+ return (result);
+}
+
+static void
+print_list(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ const cfg_list_t *list = &obj->value.list;
+ const cfg_listelt_t *elt;
+
+ for (elt = ISC_LIST_HEAD(*list);
+ elt != NULL;
+ elt = ISC_LIST_NEXT(elt, link)) {
+ print_indent(pctx);
+ cfg_print_obj(pctx, elt->obj);
+ cfg_print_chars(pctx, ";\n", 2);
+ }
+}
+
+isc_result_t
+cfg_parse_bracketed_list(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ CHECK(cfg_parse_special(pctx, '{'));
+ CHECK(parse_list(pctx, type, ret));
+ CHECK(cfg_parse_special(pctx, '}'));
+ cleanup:
+ return (result);
+}
+
+void
+cfg_print_bracketed_list(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ print_open(pctx);
+ print_list(pctx, obj);
+ print_close(pctx);
+}
+
+void
+cfg_doc_bracketed_list(cfg_printer_t *pctx, const cfg_type_t *type) {
+ cfg_print_chars(pctx, "{ ", 2);
+ cfg_doc_obj(pctx, type->of);
+ cfg_print_chars(pctx, "; ... }", 7);
+}
+
+/*
+ * Parse a homogeneous list whose elements are of type 'elttype'
+ * and where elements are separated by space. The list ends
+ * before the first semicolon.
+ */
+isc_result_t
+cfg_parse_spacelist(cfg_parser_t *pctx, const cfg_type_t *listtype,
+ cfg_obj_t **ret)
+{
+ cfg_obj_t *listobj = NULL;
+ const cfg_type_t *listof = listtype->of;
+ isc_result_t result;
+
+ CHECK(cfg_create_list(pctx, listtype, &listobj));
+
+ for (;;) {
+ cfg_listelt_t *elt = NULL;
+
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == ';')
+ break;
+ CHECK(cfg_parse_listelt(pctx, listof, &elt));
+ ISC_LIST_APPEND(listobj->value.list, elt, link);
+ }
+ *ret = listobj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(listobj);
+ return (result);
+}
+
+void
+cfg_print_spacelist(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ const cfg_list_t *list = &obj->value.list;
+ const cfg_listelt_t *elt;
+
+ for (elt = ISC_LIST_HEAD(*list);
+ elt != NULL;
+ elt = ISC_LIST_NEXT(elt, link)) {
+ cfg_print_obj(pctx, elt->obj);
+ if (ISC_LIST_NEXT(elt, link) != NULL)
+ cfg_print_chars(pctx, " ", 1);
+ }
+}
+
+isc_boolean_t
+cfg_obj_islist(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_list));
+}
+
+const cfg_listelt_t *
+cfg_list_first(const cfg_obj_t *obj) {
+ REQUIRE(obj == NULL || obj->type->rep == &cfg_rep_list);
+ if (obj == NULL)
+ return (NULL);
+ return (ISC_LIST_HEAD(obj->value.list));
+}
+
+const cfg_listelt_t *
+cfg_list_next(const cfg_listelt_t *elt) {
+ REQUIRE(elt != NULL);
+ return (ISC_LIST_NEXT(elt, link));
+}
+
+const cfg_obj_t *
+cfg_listelt_value(const cfg_listelt_t *elt) {
+ REQUIRE(elt != NULL);
+ return (elt->obj);
+}
+
+/*
+ * Maps.
+ */
+
+/*
+ * Parse a map body. That's something like
+ *
+ * "foo 1; bar { glub; }; zap true; zap false;"
+ *
+ * i.e., a sequence of option names followed by values and
+ * terminated by semicolons. Used for the top level of
+ * the named.conf syntax, as well as for the body of the
+ * options, view, zone, and other statements.
+ */
+isc_result_t
+cfg_parse_mapbody(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret)
+{
+ const cfg_clausedef_t * const *clausesets = type->of;
+ isc_result_t result;
+ const cfg_clausedef_t * const *clauseset;
+ const cfg_clausedef_t *clause;
+ cfg_obj_t *value = NULL;
+ cfg_obj_t *obj = NULL;
+ cfg_obj_t *eltobj = NULL;
+ cfg_obj_t *includename = NULL;
+ isc_symvalue_t symval;
+ cfg_list_t *list = NULL;
+
+ CHECK(create_map(pctx, type, &obj));
+
+ obj->value.map.clausesets = clausesets;
+
+ for (;;) {
+ cfg_listelt_t *elt;
+
+ redo:
+ /*
+ * Parse the option name and see if it is known.
+ */
+ CHECK(cfg_gettoken(pctx, 0));
+
+ if (pctx->token.type != isc_tokentype_string) {
+ cfg_ungettoken(pctx);
+ break;
+ }
+
+ /*
+ * We accept "include" statements wherever a map body
+ * clause can occur.
+ */
+ if (strcasecmp(TOKEN_STRING(pctx), "include") == 0) {
+ /*
+ * Turn the file name into a temporary configuration
+ * object just so that it is not overwritten by the
+ * semicolon token.
+ */
+ CHECK(cfg_parse_obj(pctx, &cfg_type_qstring, &includename));
+ CHECK(parse_semicolon(pctx));
+ CHECK(parser_openfile(pctx, includename->
+ value.string.base));
+ cfg_obj_destroy(pctx, &includename);
+ goto redo;
+ }
+
+ clause = NULL;
+ for (clauseset = clausesets; *clauseset != NULL; clauseset++) {
+ for (clause = *clauseset;
+ clause->name != NULL;
+ clause++) {
+ if (strcasecmp(TOKEN_STRING(pctx),
+ clause->name) == 0)
+ goto done;
+ }
+ }
+ done:
+ if (clause == NULL || clause->name == NULL) {
+ cfg_parser_error(pctx, CFG_LOG_NOPREP, "unknown option");
+ /*
+ * Try to recover by parsing this option as an unknown
+ * option and discarding it.
+ */
+ CHECK(cfg_parse_obj(pctx, &cfg_type_unsupported, &eltobj));
+ cfg_obj_destroy(pctx, &eltobj);
+ CHECK(parse_semicolon(pctx));
+ continue;
+ }
+
+ /* Clause is known. */
+
+ /* Issue warnings if appropriate */
+ if ((clause->flags & CFG_CLAUSEFLAG_OBSOLETE) != 0)
+ cfg_parser_warning(pctx, 0, "option '%s' is obsolete",
+ clause->name);
+ if ((clause->flags & CFG_CLAUSEFLAG_NOTIMP) != 0)
+ cfg_parser_warning(pctx, 0, "option '%s' is "
+ "not implemented", clause->name);
+ if ((clause->flags & CFG_CLAUSEFLAG_NYI) != 0)
+ cfg_parser_warning(pctx, 0, "option '%s' is "
+ "not implemented", clause->name);
+ /*
+ * Don't log options with CFG_CLAUSEFLAG_NEWDEFAULT
+ * set here - we need to log the *lack* of such an option,
+ * not its presence.
+ */
+
+ /* See if the clause already has a value; if not create one. */
+ result = isc_symtab_lookup(obj->value.map.symtab,
+ clause->name, 0, &symval);
+
+ if ((clause->flags & CFG_CLAUSEFLAG_MULTI) != 0) {
+ /* Multivalued clause */
+ cfg_obj_t *listobj = NULL;
+ if (result == ISC_R_NOTFOUND) {
+ CHECK(cfg_create_list(pctx,
+ &cfg_type_implicitlist,
+ &listobj));
+ symval.as_pointer = listobj;
+ result = isc_symtab_define(obj->value.
+ map.symtab,
+ clause->name,
+ 1, symval,
+ isc_symexists_reject);
+ if (result != ISC_R_SUCCESS) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "isc_symtab_define(%s) "
+ "failed", clause->name);
+ isc_mem_put(pctx->mctx, list,
+ sizeof(cfg_list_t));
+ goto cleanup;
+ }
+ } else {
+ INSIST(result == ISC_R_SUCCESS);
+ listobj = symval.as_pointer;
+ }
+
+ elt = NULL;
+ CHECK(cfg_parse_listelt(pctx, clause->type, &elt));
+ CHECK(parse_semicolon(pctx));
+
+ ISC_LIST_APPEND(listobj->value.list, elt, link);
+ } else {
+ /* Single-valued clause */
+ if (result == ISC_R_NOTFOUND) {
+ isc_boolean_t callback =
+ ISC_TF((clause->flags &
+ CFG_CLAUSEFLAG_CALLBACK) != 0);
+ CHECK(parse_symtab_elt(pctx, clause->name,
+ clause->type,
+ obj->value.map.symtab,
+ callback));
+ CHECK(parse_semicolon(pctx));
+ } else if (result == ISC_R_SUCCESS) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "'%s' redefined",
+ clause->name);
+ result = ISC_R_EXISTS;
+ goto cleanup;
+ } else {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "isc_symtab_define() failed");
+ goto cleanup;
+ }
+ }
+ }
+
+
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(value);
+ CLEANUP_OBJ(obj);
+ CLEANUP_OBJ(eltobj);
+ CLEANUP_OBJ(includename);
+ return (result);
+}
+
+static isc_result_t
+parse_symtab_elt(cfg_parser_t *pctx, const char *name,
+ cfg_type_t *elttype, isc_symtab_t *symtab,
+ isc_boolean_t callback)
+{
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ isc_symvalue_t symval;
+
+ CHECK(cfg_parse_obj(pctx, elttype, &obj));
+
+ if (callback && pctx->callback != NULL)
+ CHECK(pctx->callback(name, obj, pctx->callbackarg));
+
+ symval.as_pointer = obj;
+ CHECK(isc_symtab_define(symtab, name,
+ 1, symval,
+ isc_symexists_reject));
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+/*
+ * Parse a map; e.g., "{ foo 1; bar { glub; }; zap true; zap false; }"
+ */
+isc_result_t
+cfg_parse_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ CHECK(cfg_parse_special(pctx, '{'));
+ CHECK(cfg_parse_mapbody(pctx, type, ret));
+ CHECK(cfg_parse_special(pctx, '}'));
+ cleanup:
+ return (result);
+}
+
+/*
+ * Subroutine for cfg_parse_named_map() and cfg_parse_addressed_map().
+ */
+static isc_result_t
+parse_any_named_map(cfg_parser_t *pctx, cfg_type_t *nametype, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ isc_result_t result;
+ cfg_obj_t *idobj = NULL;
+ cfg_obj_t *mapobj = NULL;
+
+ CHECK(cfg_parse_obj(pctx, nametype, &idobj));
+ CHECK(cfg_parse_map(pctx, type, &mapobj));
+ mapobj->value.map.id = idobj;
+ idobj = NULL;
+ *ret = mapobj;
+ cleanup:
+ CLEANUP_OBJ(idobj);
+ return (result);
+}
+
+/*
+ * Parse a map identified by a string name. E.g., "name { foo 1; }".
+ * Used for the "key" and "channel" statements.
+ */
+isc_result_t
+cfg_parse_named_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_any_named_map(pctx, &cfg_type_astring, type, ret));
+}
+
+/*
+ * Parse a map identified by a network address.
+ * Used to be used for the "server" statement.
+ */
+isc_result_t
+cfg_parse_addressed_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_any_named_map(pctx, &cfg_type_netaddr, type, ret));
+}
+
+/*
+ * Parse a map identified by a network prefix.
+ * Used for the "server" statement.
+ */
+isc_result_t
+cfg_parse_netprefix_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ return (parse_any_named_map(pctx, &cfg_type_netprefix, type, ret));
+}
+
+void
+cfg_print_mapbody(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ isc_result_t result = ISC_R_SUCCESS;
+
+ const cfg_clausedef_t * const *clauseset;
+
+ for (clauseset = obj->value.map.clausesets;
+ *clauseset != NULL;
+ clauseset++)
+ {
+ isc_symvalue_t symval;
+ const cfg_clausedef_t *clause;
+
+ for (clause = *clauseset;
+ clause->name != NULL;
+ clause++) {
+ result = isc_symtab_lookup(obj->value.map.symtab,
+ clause->name, 0, &symval);
+ if (result == ISC_R_SUCCESS) {
+ cfg_obj_t *obj = symval.as_pointer;
+ if (obj->type == &cfg_type_implicitlist) {
+ /* Multivalued. */
+ cfg_list_t *list = &obj->value.list;
+ cfg_listelt_t *elt;
+ for (elt = ISC_LIST_HEAD(*list);
+ elt != NULL;
+ elt = ISC_LIST_NEXT(elt, link)) {
+ print_indent(pctx);
+ cfg_print_cstr(pctx, clause->name);
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_obj(pctx, elt->obj);
+ cfg_print_chars(pctx, ";\n", 2);
+ }
+ } else {
+ /* Single-valued. */
+ print_indent(pctx);
+ cfg_print_cstr(pctx, clause->name);
+ cfg_print_chars(pctx, " ", 1);
+ cfg_print_obj(pctx, obj);
+ cfg_print_chars(pctx, ";\n", 2);
+ }
+ } else if (result == ISC_R_NOTFOUND) {
+ ; /* do nothing */
+ } else {
+ INSIST(0);
+ }
+ }
+ }
+}
+
+void
+cfg_doc_mapbody(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const cfg_clausedef_t * const *clauseset;
+ const cfg_clausedef_t *clause;
+
+ for (clauseset = type->of; *clauseset != NULL; clauseset++) {
+ for (clause = *clauseset;
+ clause->name != NULL;
+ clause++) {
+ cfg_print_cstr(pctx, clause->name);
+ cfg_print_chars(pctx, " ", 1);
+ cfg_doc_obj(pctx, clause->type);
+ cfg_print_chars(pctx, ";", 1);
+ /* XXX print flags here? */
+ cfg_print_chars(pctx, "\n\n", 2);
+ }
+ }
+}
+
+static struct flagtext {
+ unsigned int flag;
+ const char *text;
+} flagtexts[] = {
+ { CFG_CLAUSEFLAG_NOTIMP, "not implemented" },
+ { CFG_CLAUSEFLAG_NYI, "not yet implemented" },
+ { CFG_CLAUSEFLAG_OBSOLETE, "obsolete" },
+ { CFG_CLAUSEFLAG_NEWDEFAULT, "default changed" },
+ { 0, NULL }
+};
+
+void
+cfg_print_map(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ if (obj->value.map.id != NULL) {
+ cfg_print_obj(pctx, obj->value.map.id);
+ cfg_print_chars(pctx, " ", 1);
+ }
+ print_open(pctx);
+ cfg_print_mapbody(pctx, obj);
+ print_close(pctx);
+}
+
+static void
+print_clause_flags(cfg_printer_t *pctx, unsigned int flags) {
+ struct flagtext *p;
+ isc_boolean_t first = ISC_TRUE;
+ for (p = flagtexts; p->flag != 0; p++) {
+ if ((flags & p->flag) != 0) {
+ if (first)
+ cfg_print_chars(pctx, " // ", 4);
+ else
+ cfg_print_chars(pctx, ", ", 2);
+ cfg_print_cstr(pctx, p->text);
+ first = ISC_FALSE;
+ }
+ }
+}
+
+void
+cfg_doc_map(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const cfg_clausedef_t * const *clauseset;
+ const cfg_clausedef_t *clause;
+
+ if (type->parse == cfg_parse_named_map) {
+ cfg_doc_obj(pctx, &cfg_type_astring);
+ cfg_print_chars(pctx, " ", 1);
+ } else if (type->parse == cfg_parse_addressed_map) {
+ cfg_doc_obj(pctx, &cfg_type_netaddr);
+ cfg_print_chars(pctx, " ", 1);
+ } else if (type->parse == cfg_parse_netprefix_map) {
+ cfg_doc_obj(pctx, &cfg_type_netprefix);
+ cfg_print_chars(pctx, " ", 1);
+ }
+
+ print_open(pctx);
+
+ for (clauseset = type->of; *clauseset != NULL; clauseset++) {
+ for (clause = *clauseset;
+ clause->name != NULL;
+ clause++) {
+ print_indent(pctx);
+ cfg_print_cstr(pctx, clause->name);
+ if (clause->type->print != cfg_print_void)
+ cfg_print_chars(pctx, " ", 1);
+ cfg_doc_obj(pctx, clause->type);
+ cfg_print_chars(pctx, ";", 1);
+ print_clause_flags(pctx, clause->flags);
+ cfg_print_chars(pctx, "\n", 1);
+ }
+ }
+ print_close(pctx);
+}
+
+isc_boolean_t
+cfg_obj_ismap(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_map));
+}
+
+isc_result_t
+cfg_map_get(const cfg_obj_t *mapobj, const char* name, const cfg_obj_t **obj) {
+ isc_result_t result;
+ isc_symvalue_t val;
+ const cfg_map_t *map;
+
+ REQUIRE(mapobj != NULL && mapobj->type->rep == &cfg_rep_map);
+ REQUIRE(name != NULL);
+ REQUIRE(obj != NULL && *obj == NULL);
+
+ map = &mapobj->value.map;
+
+ result = isc_symtab_lookup(map->symtab, name, MAP_SYM, &val);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+ *obj = val.as_pointer;
+ return (ISC_R_SUCCESS);
+}
+
+const cfg_obj_t *
+cfg_map_getname(const cfg_obj_t *mapobj) {
+ REQUIRE(mapobj != NULL && mapobj->type->rep == &cfg_rep_map);
+ return (mapobj->value.map.id);
+}
+
+
+/* Parse an arbitrary token, storing its raw text representation. */
+static isc_result_t
+parse_token(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ cfg_obj_t *obj = NULL;
+ isc_result_t result;
+ isc_region_t r;
+
+ UNUSED(type);
+
+ CHECK(cfg_create_obj(pctx, &cfg_type_token, &obj));
+ CHECK(cfg_gettoken(pctx, CFG_LEXOPT_QSTRING));
+ if (pctx->token.type == isc_tokentype_eof) {
+ cfg_ungettoken(pctx);
+ result = ISC_R_EOF;
+ goto cleanup;
+ }
+
+ isc_lex_getlasttokentext(pctx->lexer, &pctx->token, &r);
+
+ obj->value.string.base = isc_mem_get(pctx->mctx, r.length + 1);
+ if (obj->value.string.base == NULL) {
+ result = ISC_R_NOMEMORY;
+ goto cleanup;
+ }
+ obj->value.string.length = r.length;
+ memcpy(obj->value.string.base, r.base, r.length);
+ obj->value.string.base[r.length] = '\0';
+ *ret = obj;
+ return (result);
+
+ cleanup:
+ if (obj != NULL)
+ isc_mem_put(pctx->mctx, obj, sizeof(*obj));
+ return (result);
+}
+
+cfg_type_t cfg_type_token = {
+ "token", parse_token, cfg_print_ustring, cfg_doc_terminal,
+ &cfg_rep_string, NULL
+};
+
+/*
+ * An unsupported option. This is just a list of tokens with balanced braces
+ * ending in a semicolon.
+ */
+
+static isc_result_t
+parse_unsupported(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ cfg_obj_t *listobj = NULL;
+ isc_result_t result;
+ int braces = 0;
+
+ CHECK(cfg_create_list(pctx, type, &listobj));
+
+ for (;;) {
+ cfg_listelt_t *elt = NULL;
+
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special) {
+ if (pctx->token.value.as_char == '{')
+ braces++;
+ else if (pctx->token.value.as_char == '}')
+ braces--;
+ else if (pctx->token.value.as_char == ';')
+ if (braces == 0)
+ break;
+ }
+ if (pctx->token.type == isc_tokentype_eof || braces < 0) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "unexpected token");
+ result = ISC_R_UNEXPECTEDTOKEN;
+ goto cleanup;
+ }
+
+ CHECK(cfg_parse_listelt(pctx, &cfg_type_token, &elt));
+ ISC_LIST_APPEND(listobj->value.list, elt, link);
+ }
+ INSIST(braces == 0);
+ *ret = listobj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(listobj);
+ return (result);
+}
+
+cfg_type_t cfg_type_unsupported = {
+ "unsupported", parse_unsupported, cfg_print_spacelist, cfg_doc_terminal,
+ &cfg_rep_list, NULL
+};
+
+/*
+ * Try interpreting the current token as a network address.
+ *
+ * If CFG_ADDR_WILDOK is set in flags, "*" can be used as a wildcard
+ * and at least one of CFG_ADDR_V4OK and CFG_ADDR_V6OK must also be set. The
+ * "*" is interpreted as the IPv4 wildcard address if CFG_ADDR_V4OK is
+ * set (including the case where CFG_ADDR_V4OK and CFG_ADDR_V6OK are both set),
+ * and the IPv6 wildcard address otherwise.
+ */
+static isc_result_t
+token_addr(cfg_parser_t *pctx, unsigned int flags, isc_netaddr_t *na) {
+ char *s;
+ struct in_addr in4a;
+ struct in6_addr in6a;
+
+ if (pctx->token.type != isc_tokentype_string)
+ return (ISC_R_UNEXPECTEDTOKEN);
+
+ s = TOKEN_STRING(pctx);
+ if ((flags & CFG_ADDR_WILDOK) != 0 && strcmp(s, "*") == 0) {
+ if ((flags & CFG_ADDR_V4OK) != 0) {
+ isc_netaddr_any(na);
+ return (ISC_R_SUCCESS);
+ } else if ((flags & CFG_ADDR_V6OK) != 0) {
+ isc_netaddr_any6(na);
+ return (ISC_R_SUCCESS);
+ } else {
+ INSIST(0);
+ }
+ } else {
+ if ((flags & (CFG_ADDR_V4OK | CFG_ADDR_V4PREFIXOK)) != 0) {
+ if (inet_pton(AF_INET, s, &in4a) == 1) {
+ isc_netaddr_fromin(na, &in4a);
+ return (ISC_R_SUCCESS);
+ }
+ }
+ if ((flags & CFG_ADDR_V4PREFIXOK) != 0 &&
+ strlen(s) <= 15U) {
+ char buf[64];
+ int i;
+
+ strcpy(buf, s);
+ for (i = 0; i < 3; i++) {
+ strcat(buf, ".0");
+ if (inet_pton(AF_INET, buf, &in4a) == 1) {
+ isc_netaddr_fromin(na, &in4a);
+ return (ISC_R_SUCCESS);
+ }
+ }
+ }
+ if ((flags & CFG_ADDR_V6OK) != 0 &&
+ strlen(s) <= 127U) {
+ char buf[128]; /* see lib/bind9/getaddresses.c */
+ char *d; /* zone delimiter */
+ isc_uint32_t zone = 0; /* scope zone ID */
+
+ strcpy(buf, s);
+ d = strchr(buf, '%');
+ if (d != NULL)
+ *d = '\0';
+
+ if (inet_pton(AF_INET6, buf, &in6a) == 1) {
+ if (d != NULL) {
+#ifdef ISC_PLATFORM_HAVESCOPEID
+ isc_result_t result;
+
+ result = isc_netscope_pton(AF_INET6,
+ d + 1,
+ &in6a,
+ &zone);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+#else
+ return (ISC_R_BADADDRESSFORM);
+#endif
+ }
+
+ isc_netaddr_fromin6(na, &in6a);
+ isc_netaddr_setzone(na, zone);
+ return (ISC_R_SUCCESS);
+ }
+ }
+ }
+ return (ISC_R_UNEXPECTEDTOKEN);
+}
+
+isc_result_t
+cfg_parse_rawaddr(cfg_parser_t *pctx, unsigned int flags, isc_netaddr_t *na) {
+ isc_result_t result;
+ const char *wild = "";
+ const char *prefix = "";
+
+ CHECK(cfg_gettoken(pctx, 0));
+ result = token_addr(pctx, flags, na);
+ if (result == ISC_R_UNEXPECTEDTOKEN) {
+ if ((flags & CFG_ADDR_WILDOK) != 0)
+ wild = " or '*'";
+ if ((flags & CFG_ADDR_V4PREFIXOK) != 0)
+ wild = " or IPv4 prefix";
+ if ((flags & CFG_ADDR_MASK) == CFG_ADDR_V4OK)
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IPv4 address%s%s",
+ prefix, wild);
+ else if ((flags & CFG_ADDR_MASK) == CFG_ADDR_V6OK)
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IPv6 address%s%s",
+ prefix, wild);
+ else
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected IP address%s%s",
+ prefix, wild);
+ }
+ cleanup:
+ return (result);
+}
+
+isc_boolean_t
+cfg_lookingat_netaddr(cfg_parser_t *pctx, unsigned int flags) {
+ isc_result_t result;
+ isc_netaddr_t na_dummy;
+ result = token_addr(pctx, flags, &na_dummy);
+ return (ISC_TF(result == ISC_R_SUCCESS));
+}
+
+isc_result_t
+cfg_parse_rawport(cfg_parser_t *pctx, unsigned int flags, in_port_t *port) {
+ isc_result_t result;
+
+ CHECK(cfg_gettoken(pctx, ISC_LEXOPT_NUMBER));
+
+ if ((flags & CFG_ADDR_WILDOK) != 0 &&
+ pctx->token.type == isc_tokentype_string &&
+ strcmp(TOKEN_STRING(pctx), "*") == 0) {
+ *port = 0;
+ return (ISC_R_SUCCESS);
+ }
+ if (pctx->token.type != isc_tokentype_number) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected port number or '*'");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ if (pctx->token.value.as_ulong >= 65536U) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "port number out of range");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ *port = (in_port_t)(pctx->token.value.as_ulong);
+ return (ISC_R_SUCCESS);
+ cleanup:
+ return (result);
+}
+
+void
+cfg_print_rawaddr(cfg_printer_t *pctx, const isc_netaddr_t *na) {
+ isc_result_t result;
+ char text[128];
+ isc_buffer_t buf;
+
+ isc_buffer_init(&buf, text, sizeof(text));
+ result = isc_netaddr_totext(na, &buf);
+ RUNTIME_CHECK(result == ISC_R_SUCCESS);
+ cfg_print_chars(pctx, isc_buffer_base(&buf), isc_buffer_usedlength(&buf));
+}
+
+/* netaddr */
+
+static unsigned int netaddr_flags = CFG_ADDR_V4OK | CFG_ADDR_V6OK;
+static unsigned int netaddr4_flags = CFG_ADDR_V4OK;
+static unsigned int netaddr4wild_flags = CFG_ADDR_V4OK | CFG_ADDR_WILDOK;
+static unsigned int netaddr6_flags = CFG_ADDR_V6OK;
+static unsigned int netaddr6wild_flags = CFG_ADDR_V6OK | CFG_ADDR_WILDOK;
+
+static isc_result_t
+parse_netaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ cfg_obj_t *obj = NULL;
+ isc_netaddr_t netaddr;
+ unsigned int flags = *(const unsigned int *)type->of;
+
+ CHECK(cfg_create_obj(pctx, type, &obj));
+ CHECK(cfg_parse_rawaddr(pctx, flags, &netaddr));
+ isc_sockaddr_fromnetaddr(&obj->value.sockaddr, &netaddr, 0);
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static void
+cfg_doc_netaddr(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const unsigned int *flagp = type->of;
+ int n = 0;
+ if (*flagp != CFG_ADDR_V4OK && *flagp != CFG_ADDR_V6OK)
+ cfg_print_chars(pctx, "( ", 2);
+ if (*flagp & CFG_ADDR_V4OK) {
+ cfg_print_cstr(pctx, "<ipv4_address>");
+ n++;
+ }
+ if (*flagp & CFG_ADDR_V6OK) {
+ if (n != 0)
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv6_address>");
+ n++;
+ }
+ if (*flagp & CFG_ADDR_WILDOK) {
+ if (n != 0)
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_chars(pctx, "*", 1);
+ n++;
+ }
+ if (*flagp != CFG_ADDR_V4OK && *flagp != CFG_ADDR_V6OK)
+ cfg_print_chars(pctx, " )", 2);
+}
+
+cfg_type_t cfg_type_netaddr = {
+ "netaddr", parse_netaddr, cfg_print_sockaddr, cfg_doc_netaddr,
+ &cfg_rep_sockaddr, &netaddr_flags
+};
+
+cfg_type_t cfg_type_netaddr4 = {
+ "netaddr4", parse_netaddr, cfg_print_sockaddr, cfg_doc_netaddr,
+ &cfg_rep_sockaddr, &netaddr4_flags
+};
+
+cfg_type_t cfg_type_netaddr4wild = {
+ "netaddr4wild", parse_netaddr, cfg_print_sockaddr, cfg_doc_netaddr,
+ &cfg_rep_sockaddr, &netaddr4wild_flags
+};
+
+cfg_type_t cfg_type_netaddr6 = {
+ "netaddr6", parse_netaddr, cfg_print_sockaddr, cfg_doc_netaddr,
+ &cfg_rep_sockaddr, &netaddr6_flags
+};
+
+cfg_type_t cfg_type_netaddr6wild = {
+ "netaddr6wild", parse_netaddr, cfg_print_sockaddr, cfg_doc_netaddr,
+ &cfg_rep_sockaddr, &netaddr6wild_flags
+};
+
+/* netprefix */
+
+isc_result_t
+cfg_parse_netprefix(cfg_parser_t *pctx, const cfg_type_t *type,
+ cfg_obj_t **ret)
+{
+ cfg_obj_t *obj = NULL;
+ isc_result_t result;
+ isc_netaddr_t netaddr;
+ unsigned int addrlen, prefixlen;
+ UNUSED(type);
+
+ CHECK(cfg_parse_rawaddr(pctx, CFG_ADDR_V4OK | CFG_ADDR_V4PREFIXOK |
+ CFG_ADDR_V6OK, &netaddr));
+ switch (netaddr.family) {
+ case AF_INET:
+ addrlen = 32;
+ break;
+ case AF_INET6:
+ addrlen = 128;
+ break;
+ default:
+ addrlen = 0;
+ INSIST(0);
+ break;
+ }
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_special &&
+ pctx->token.value.as_char == '/') {
+ CHECK(cfg_gettoken(pctx, 0)); /* read "/" */
+ CHECK(cfg_gettoken(pctx, ISC_LEXOPT_NUMBER));
+ if (pctx->token.type != isc_tokentype_number) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR,
+ "expected prefix length");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ prefixlen = pctx->token.value.as_ulong;
+ if (prefixlen > addrlen) {
+ cfg_parser_error(pctx, CFG_LOG_NOPREP,
+ "invalid prefix length");
+ return (ISC_R_RANGE);
+ }
+ } else {
+ prefixlen = addrlen;
+ }
+ CHECK(cfg_create_obj(pctx, &cfg_type_netprefix, &obj));
+ obj->value.netprefix.address = netaddr;
+ obj->value.netprefix.prefixlen = prefixlen;
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+ cleanup:
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected network prefix");
+ return (result);
+}
+
+static void
+print_netprefix(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ const cfg_netprefix_t *p = &obj->value.netprefix;
+
+ cfg_print_rawaddr(pctx, &p->address);
+ cfg_print_chars(pctx, "/", 1);
+ cfg_print_rawuint(pctx, p->prefixlen);
+}
+
+isc_boolean_t
+cfg_obj_isnetprefix(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_netprefix));
+}
+
+void
+cfg_obj_asnetprefix(const cfg_obj_t *obj, isc_netaddr_t *netaddr,
+ unsigned int *prefixlen) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_netprefix);
+ *netaddr = obj->value.netprefix.address;
+ *prefixlen = obj->value.netprefix.prefixlen;
+}
+
+cfg_type_t cfg_type_netprefix = {
+ "netprefix", cfg_parse_netprefix, print_netprefix, cfg_doc_terminal,
+ &cfg_rep_netprefix, NULL
+};
+
+static isc_result_t
+parse_sockaddrsub(cfg_parser_t *pctx, const cfg_type_t *type,
+ int flags, cfg_obj_t **ret)
+{
+ isc_result_t result;
+ isc_netaddr_t netaddr;
+ in_port_t port = 0;
+ cfg_obj_t *obj = NULL;
+
+ CHECK(cfg_create_obj(pctx, type, &obj));
+ CHECK(cfg_parse_rawaddr(pctx, flags, &netaddr));
+ CHECK(cfg_peektoken(pctx, 0));
+ if (pctx->token.type == isc_tokentype_string &&
+ strcasecmp(TOKEN_STRING(pctx), "port") == 0) {
+ CHECK(cfg_gettoken(pctx, 0)); /* read "port" */
+ CHECK(cfg_parse_rawport(pctx, flags, &port));
+ }
+ isc_sockaddr_fromnetaddr(&obj->value.sockaddr, &netaddr, port);
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ CLEANUP_OBJ(obj);
+ return (result);
+}
+
+static unsigned int sockaddr_flags = CFG_ADDR_V4OK | CFG_ADDR_V6OK;
+cfg_type_t cfg_type_sockaddr = {
+ "sockaddr", cfg_parse_sockaddr, cfg_print_sockaddr, cfg_doc_sockaddr,
+ &cfg_rep_sockaddr, &sockaddr_flags
+};
+
+isc_result_t
+cfg_parse_sockaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ const unsigned int *flagp = type->of;
+ return (parse_sockaddrsub(pctx, &cfg_type_sockaddr, *flagp, ret));
+}
+
+void
+cfg_print_sockaddr(cfg_printer_t *pctx, const cfg_obj_t *obj) {
+ isc_netaddr_t netaddr;
+ in_port_t port;
+ char buf[ISC_NETADDR_FORMATSIZE];
+
+ isc_netaddr_fromsockaddr(&netaddr, &obj->value.sockaddr);
+ isc_netaddr_format(&netaddr, buf, sizeof(buf));
+ cfg_print_cstr(pctx, buf);
+ port = isc_sockaddr_getport(&obj->value.sockaddr);
+ if (port != 0) {
+ cfg_print_chars(pctx, " port ", 6);
+ cfg_print_rawuint(pctx, port);
+ }
+}
+
+void
+cfg_doc_sockaddr(cfg_printer_t *pctx, const cfg_type_t *type) {
+ const unsigned int *flagp = type->of;
+ int n = 0;
+ cfg_print_chars(pctx, "( ", 2);
+ if (*flagp & CFG_ADDR_V4OK) {
+ cfg_print_cstr(pctx, "<ipv4_address>");
+ n++;
+ }
+ if (*flagp & CFG_ADDR_V6OK) {
+ if (n != 0)
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_cstr(pctx, "<ipv6_address>");
+ n++;
+ }
+ if (*flagp & CFG_ADDR_WILDOK) {
+ if (n != 0)
+ cfg_print_chars(pctx, " | ", 3);
+ cfg_print_chars(pctx, "*", 1);
+ n++;
+ }
+ cfg_print_chars(pctx, " ) ", 3);
+ if (*flagp & CFG_ADDR_WILDOK) {
+ cfg_print_cstr(pctx, "[ port ( <integer> | * ) ]");
+ } else {
+ cfg_print_cstr(pctx, "[ port <integer> ]");
+ }
+}
+
+isc_boolean_t
+cfg_obj_issockaddr(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL);
+ return (ISC_TF(obj->type->rep == &cfg_rep_sockaddr));
+}
+
+const isc_sockaddr_t *
+cfg_obj_assockaddr(const cfg_obj_t *obj) {
+ REQUIRE(obj != NULL && obj->type->rep == &cfg_rep_sockaddr);
+ return (&obj->value.sockaddr);
+}
+
+isc_result_t
+cfg_gettoken(cfg_parser_t *pctx, int options) {
+ isc_result_t result;
+
+ if (pctx->seen_eof)
+ return (ISC_R_SUCCESS);
+
+ options |= (ISC_LEXOPT_EOF | ISC_LEXOPT_NOMORE);
+
+ redo:
+ pctx->token.type = isc_tokentype_unknown;
+ result = isc_lex_gettoken(pctx->lexer, options, &pctx->token);
+ pctx->ungotten = ISC_FALSE;
+ pctx->line = isc_lex_getsourceline(pctx->lexer);
+
+ switch (result) {
+ case ISC_R_SUCCESS:
+ if (pctx->token.type == isc_tokentype_eof) {
+ result = isc_lex_close(pctx->lexer);
+ INSIST(result == ISC_R_NOMORE ||
+ result == ISC_R_SUCCESS);
+
+ if (isc_lex_getsourcename(pctx->lexer) != NULL) {
+ /*
+ * Closed an included file, not the main file.
+ */
+ cfg_listelt_t *elt;
+ elt = ISC_LIST_TAIL(pctx->open_files->
+ value.list);
+ INSIST(elt != NULL);
+ ISC_LIST_UNLINK(pctx->open_files->
+ value.list, elt, link);
+ ISC_LIST_APPEND(pctx->closed_files->
+ value.list, elt, link);
+ goto redo;
+ }
+ pctx->seen_eof = ISC_TRUE;
+ }
+ break;
+
+ case ISC_R_NOSPACE:
+ /* More understandable than "ran out of space". */
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "token too big");
+ break;
+
+ case ISC_R_IOERROR:
+ cfg_parser_error(pctx, 0, "%s",
+ isc_result_totext(result));
+ break;
+
+ default:
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "%s",
+ isc_result_totext(result));
+ break;
+ }
+ return (result);
+}
+
+void
+cfg_ungettoken(cfg_parser_t *pctx) {
+ if (pctx->seen_eof)
+ return;
+ isc_lex_ungettoken(pctx->lexer, &pctx->token);
+ pctx->ungotten = ISC_TRUE;
+}
+
+isc_result_t
+cfg_peektoken(cfg_parser_t *pctx, int options) {
+ isc_result_t result;
+ CHECK(cfg_gettoken(pctx, options));
+ cfg_ungettoken(pctx);
+ cleanup:
+ return (result);
+}
+
+/*
+ * Get a string token, accepting both the quoted and the unquoted form.
+ * Log an error if the next token is not a string.
+ */
+static isc_result_t
+cfg_getstringtoken(cfg_parser_t *pctx) {
+ isc_result_t result;
+
+ result = cfg_gettoken(pctx, CFG_LEXOPT_QSTRING);
+ if (result != ISC_R_SUCCESS)
+ return (result);
+
+ if (pctx->token.type != isc_tokentype_string &&
+ pctx->token.type != isc_tokentype_qstring) {
+ cfg_parser_error(pctx, CFG_LOG_NEAR, "expected string");
+ return (ISC_R_UNEXPECTEDTOKEN);
+ }
+ return (ISC_R_SUCCESS);
+}
+
+void
+cfg_parser_error(cfg_parser_t *pctx, unsigned int flags, const char *fmt, ...) {
+ va_list args;
+ va_start(args, fmt);
+ parser_complain(pctx, ISC_FALSE, flags, fmt, args);
+ va_end(args);
+ pctx->errors++;
+}
+
+void
+cfg_parser_warning(cfg_parser_t *pctx, unsigned int flags, const char *fmt, ...) {
+ va_list args;
+ va_start(args, fmt);
+ parser_complain(pctx, ISC_TRUE, flags, fmt, args);
+ va_end(args);
+ pctx->warnings++;
+}
+
+#define MAX_LOG_TOKEN 30 /* How much of a token to quote in log messages. */
+
+static char *
+current_file(cfg_parser_t *pctx) {
+ static char none[] = "none";
+ cfg_listelt_t *elt;
+ cfg_obj_t *fileobj;
+
+ if (pctx->open_files == NULL)
+ return (none);
+ elt = ISC_LIST_TAIL(pctx->open_files->value.list);
+ if (elt == NULL)
+ return (none);
+
+ fileobj = elt->obj;
+ INSIST(fileobj->type == &cfg_type_qstring);
+ return (fileobj->value.string.base);
+}
+
+static void
+parser_complain(cfg_parser_t *pctx, isc_boolean_t is_warning,
+ unsigned int flags, const char *format,
+ va_list args)
+{
+ char tokenbuf[MAX_LOG_TOKEN + 10];
+ static char where[ISC_DIR_PATHMAX + 100];
+ static char message[2048];
+ int level = ISC_LOG_ERROR;
+ const char *prep = "";
+ size_t len;
+
+ if (is_warning)
+ level = ISC_LOG_WARNING;
+
+ snprintf(where, sizeof(where), "%s:%u: ",
+ current_file(pctx), pctx->line);
+
+ len = vsnprintf(message, sizeof(message), format, args);
+ if (len >= sizeof(message))
+ FATAL_ERROR(__FILE__, __LINE__,
+ "error message would overflow");
+
+ if ((flags & (CFG_LOG_NEAR|CFG_LOG_BEFORE|CFG_LOG_NOPREP)) != 0) {
+ isc_region_t r;
+
+ if (pctx->ungotten)
+ (void)cfg_gettoken(pctx, 0);
+
+ if (pctx->token.type == isc_tokentype_eof) {
+ snprintf(tokenbuf, sizeof(tokenbuf), "end of file");
+ } else if (pctx->token.type == isc_tokentype_unknown) {
+ flags = 0;
+ tokenbuf[0] = '\0';
+ } else {
+ isc_lex_getlasttokentext(pctx->lexer,
+ &pctx->token, &r);
+ if (r.length > MAX_LOG_TOKEN)
+ snprintf(tokenbuf, sizeof(tokenbuf),
+ "'%.*s...'", MAX_LOG_TOKEN, r.base);
+ else
+ snprintf(tokenbuf, sizeof(tokenbuf),
+ "'%.*s'", (int)r.length, r.base);
+ }
+
+ /* Choose a preposition. */
+ if (flags & CFG_LOG_NEAR)
+ prep = " near ";
+ else if (flags & CFG_LOG_BEFORE)
+ prep = " before ";
+ else
+ prep = " ";
+ } else {
+ tokenbuf[0] = '\0';
+ }
+ isc_log_write(pctx->lctx, CAT, MOD, level,
+ "%s%s%s%s", where, message, prep, tokenbuf);
+}
+
+void
+cfg_obj_log(const cfg_obj_t *obj, isc_log_t *lctx, int level,
+ const char *fmt, ...) {
+ va_list ap;
+ char msgbuf[2048];
+
+ if (! isc_log_wouldlog(lctx, level))
+ return;
+
+ va_start(ap, fmt);
+
+ vsnprintf(msgbuf, sizeof(msgbuf), fmt, ap);
+ isc_log_write(lctx, CAT, MOD, level,
+ "%s:%u: %s",
+ obj->file == NULL ? "<unknown file>" : obj->file,
+ obj->line, msgbuf);
+ va_end(ap);
+}
+
+const char *
+cfg_obj_file(const cfg_obj_t *obj) {
+ return (obj->file);
+}
+
+unsigned int
+cfg_obj_line(const cfg_obj_t *obj) {
+ return (obj->line);
+}
+
+isc_result_t
+cfg_create_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ cfg_obj_t *obj;
+
+ obj = isc_mem_get(pctx->mctx, sizeof(cfg_obj_t));
+ if (obj == NULL)
+ return (ISC_R_NOMEMORY);
+ obj->type = type;
+ obj->file = current_file(pctx);
+ obj->line = pctx->line;
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+map_symtabitem_destroy(char *key, unsigned int type,
+ isc_symvalue_t symval, void *userarg)
+{
+ cfg_obj_t *obj = symval.as_pointer;
+ cfg_parser_t *pctx = (cfg_parser_t *)userarg;
+
+ UNUSED(key);
+ UNUSED(type);
+
+ cfg_obj_destroy(pctx, &obj);
+}
+
+
+static isc_result_t
+create_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret) {
+ isc_result_t result;
+ isc_symtab_t *symtab = NULL;
+ cfg_obj_t *obj = NULL;
+
+ CHECK(cfg_create_obj(pctx, type, &obj));
+ CHECK(isc_symtab_create(pctx->mctx, 5, /* XXX */
+ map_symtabitem_destroy,
+ pctx, ISC_FALSE, &symtab));
+ obj->value.map.symtab = symtab;
+ obj->value.map.id = NULL;
+
+ *ret = obj;
+ return (ISC_R_SUCCESS);
+
+ cleanup:
+ if (obj != NULL)
+ isc_mem_put(pctx->mctx, obj, sizeof(*obj));
+ return (result);
+}
+
+static void
+free_map(cfg_parser_t *pctx, cfg_obj_t *obj) {
+ CLEANUP_OBJ(obj->value.map.id);
+ isc_symtab_destroy(&obj->value.map.symtab);
+}
+
+isc_boolean_t
+cfg_obj_istype(const cfg_obj_t *obj, const cfg_type_t *type) {
+ return (ISC_TF(obj->type == type));
+}
+
+/*
+ * Destroy 'obj', a configuration object created in 'pctx'.
+ */
+void
+cfg_obj_destroy(cfg_parser_t *pctx, cfg_obj_t **objp) {
+ cfg_obj_t *obj = *objp;
+ obj->type->rep->free(pctx, obj);
+ isc_mem_put(pctx->mctx, obj, sizeof(cfg_obj_t));
+ *objp = NULL;
+}
+
+static void
+free_noop(cfg_parser_t *pctx, cfg_obj_t *obj) {
+ UNUSED(pctx);
+ UNUSED(obj);
+}
+
+void
+cfg_doc_obj(cfg_printer_t *pctx, const cfg_type_t *type) {
+ type->doc(pctx, type);
+}
+
+void
+cfg_doc_terminal(cfg_printer_t *pctx, const cfg_type_t *type) {
+ cfg_print_chars(pctx, "<", 1);
+ cfg_print_cstr(pctx, type->name);
+ cfg_print_chars(pctx, ">", 1);
+}
+
+void
+cfg_print_grammar(const cfg_type_t *type,
+ void (*f)(void *closure, const char *text, int textlen),
+ void *closure)
+{
+ cfg_printer_t pctx;
+ pctx.f = f;
+ pctx.closure = closure;
+ pctx.indent = 0;
+ cfg_doc_obj(&pctx, type);
+}
diff --git a/lib/isccfg/version.c b/lib/isccfg/version.c
new file mode 100644
index 000000000000..0b7287bac449
--- /dev/null
+++ b/lib/isccfg/version.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 1998-2001 Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+ * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+ * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: version.c,v 1.3.18.2 2005/04/29 00:17:15 marka Exp $ */
+
+/*! \file */
+
+#include <isccfg/version.h>
+
+const char cfg_version[] = VERSION;
+
+const unsigned int cfg_libinterface = LIBINTERFACE;
+const unsigned int cfg_librevision = LIBREVISION;
+const unsigned int cfg_libage = LIBAGE;
+