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authorJung-uk Kim <jkim@FreeBSD.org>2012-07-11 23:31:36 +0000
committerJung-uk Kim <jkim@FreeBSD.org>2012-07-11 23:31:36 +0000
commit0758ab5ea778e4ba36d2150af1bba602a48d6467 (patch)
tree0c30591ac90cb5e07a0763793709fd1056b67f57 /crypto/cmac
parent2b8b5455829304396e38200c205612c4dc57c052 (diff)
downloadsrc-0758ab5ea778e4ba36d2150af1bba602a48d6467.tar.gz
src-0758ab5ea778e4ba36d2150af1bba602a48d6467.zip
Import OpenSSL 1.0.1c.vendor/openssl/1.0.1c
Approved by: benl (maintainer)
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=238384 svn path=/vendor-crypto/openssl/1.0.1c/; revision=238385; tag=vendor/openssl/1.0.1c
Diffstat (limited to 'crypto/cmac')
-rw-r--r--crypto/cmac/Makefile111
-rw-r--r--crypto/cmac/cm_ameth.c97
-rw-r--r--crypto/cmac/cm_pmeth.c224
-rw-r--r--crypto/cmac/cmac.c308
-rw-r--r--crypto/cmac/cmac.h82
5 files changed, 822 insertions, 0 deletions
diff --git a/crypto/cmac/Makefile b/crypto/cmac/Makefile
new file mode 100644
index 000000000000..54e7cc39d52b
--- /dev/null
+++ b/crypto/cmac/Makefile
@@ -0,0 +1,111 @@
+#
+# OpenSSL/crypto/cmac/Makefile
+#
+
+DIR= cmac
+TOP= ../..
+CC= cc
+INCLUDES=
+CFLAG=-g
+MAKEFILE= Makefile
+AR= ar r
+
+CFLAGS= $(INCLUDES) $(CFLAG)
+
+GENERAL=Makefile
+TEST=
+APPS=
+
+LIB=$(TOP)/libcrypto.a
+LIBSRC=cmac.c cm_ameth.c cm_pmeth.c
+LIBOBJ=cmac.o cm_ameth.o cm_pmeth.o
+
+SRC= $(LIBSRC)
+
+EXHEADER= cmac.h
+HEADER= $(EXHEADER)
+
+ALL= $(GENERAL) $(SRC) $(HEADER)
+
+top:
+ (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
+
+all: lib
+
+lib: $(LIBOBJ)
+ $(AR) $(LIB) $(LIBOBJ)
+ $(RANLIB) $(LIB) || echo Never mind.
+ @touch lib
+
+files:
+ $(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
+
+links:
+ @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
+ @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
+ @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
+
+install:
+ @[ -n "$(INSTALLTOP)" ] # should be set by top Makefile...
+ @headerlist="$(EXHEADER)"; for i in $$headerlist ; \
+ do \
+ (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
+ chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
+ done;
+
+tags:
+ ctags $(SRC)
+
+tests:
+
+lint:
+ lint -DLINT $(INCLUDES) $(SRC)>fluff
+
+depend:
+ @[ -n "$(MAKEDEPEND)" ] # should be set by upper Makefile...
+ $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC)
+
+dclean:
+ $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
+ mv -f Makefile.new $(MAKEFILE)
+
+clean:
+ rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+cm_ameth.o: ../../e_os.h ../../include/openssl/asn1.h
+cm_ameth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
+cm_ameth.o: ../../include/openssl/cmac.h ../../include/openssl/crypto.h
+cm_ameth.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
+cm_ameth.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h
+cm_ameth.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
+cm_ameth.o: ../../include/openssl/opensslconf.h
+cm_ameth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+cm_ameth.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+cm_ameth.o: ../../include/openssl/symhacks.h ../asn1/asn1_locl.h ../cryptlib.h
+cm_ameth.o: cm_ameth.c
+cm_pmeth.o: ../../e_os.h ../../include/openssl/asn1.h
+cm_pmeth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h
+cm_pmeth.o: ../../include/openssl/cmac.h ../../include/openssl/conf.h
+cm_pmeth.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+cm_pmeth.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h
+cm_pmeth.o: ../../include/openssl/ecdsa.h ../../include/openssl/err.h
+cm_pmeth.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h
+cm_pmeth.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h
+cm_pmeth.o: ../../include/openssl/opensslconf.h
+cm_pmeth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+cm_pmeth.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h
+cm_pmeth.o: ../../include/openssl/sha.h ../../include/openssl/stack.h
+cm_pmeth.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h
+cm_pmeth.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h
+cm_pmeth.o: ../cryptlib.h ../evp/evp_locl.h cm_pmeth.c
+cmac.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h
+cmac.o: ../../include/openssl/buffer.h ../../include/openssl/cmac.h
+cmac.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+cmac.o: ../../include/openssl/err.h ../../include/openssl/evp.h
+cmac.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+cmac.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
+cmac.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+cmac.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+cmac.o: ../../include/openssl/symhacks.h ../cryptlib.h cmac.c
diff --git a/crypto/cmac/cm_ameth.c b/crypto/cmac/cm_ameth.c
new file mode 100644
index 000000000000..0b8e5670b0ec
--- /dev/null
+++ b/crypto/cmac/cm_ameth.c
@@ -0,0 +1,97 @@
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project 2010.
+ */
+/* ====================================================================
+ * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/evp.h>
+#include <openssl/cmac.h>
+#include "asn1_locl.h"
+
+/* CMAC "ASN1" method. This is just here to indicate the
+ * maximum CMAC output length and to free up a CMAC
+ * key.
+ */
+
+static int cmac_size(const EVP_PKEY *pkey)
+ {
+ return EVP_MAX_BLOCK_LENGTH;
+ }
+
+static void cmac_key_free(EVP_PKEY *pkey)
+ {
+ CMAC_CTX *cmctx = (CMAC_CTX *)pkey->pkey.ptr;
+ if (cmctx)
+ CMAC_CTX_free(cmctx);
+ }
+
+const EVP_PKEY_ASN1_METHOD cmac_asn1_meth =
+ {
+ EVP_PKEY_CMAC,
+ EVP_PKEY_CMAC,
+ 0,
+
+ "CMAC",
+ "OpenSSL CMAC method",
+
+ 0,0,0,0,
+
+ 0,0,0,
+
+ cmac_size,
+ 0,
+ 0,0,0,0,0,0,0,
+
+ cmac_key_free,
+ 0,
+ 0,0
+ };
+
diff --git a/crypto/cmac/cm_pmeth.c b/crypto/cmac/cm_pmeth.c
new file mode 100644
index 000000000000..072228ec7fa4
--- /dev/null
+++ b/crypto/cmac/cm_pmeth.c
@@ -0,0 +1,224 @@
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project 2010.
+ */
+/* ====================================================================
+ * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+#include <openssl/evp.h>
+#include <openssl/cmac.h>
+#include "evp_locl.h"
+
+/* The context structure and "key" is simply a CMAC_CTX */
+
+static int pkey_cmac_init(EVP_PKEY_CTX *ctx)
+ {
+ ctx->data = CMAC_CTX_new();
+ if (!ctx->data)
+ return 0;
+ ctx->keygen_info_count = 0;
+ return 1;
+ }
+
+static int pkey_cmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
+ {
+ if (!pkey_cmac_init(dst))
+ return 0;
+ if (!CMAC_CTX_copy(dst->data, src->data))
+ return 0;
+ return 1;
+ }
+
+static void pkey_cmac_cleanup(EVP_PKEY_CTX *ctx)
+ {
+ CMAC_CTX_free(ctx->data);
+ }
+
+static int pkey_cmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
+ {
+ CMAC_CTX *cmkey = CMAC_CTX_new();
+ CMAC_CTX *cmctx = ctx->data;
+ if (!cmkey)
+ return 0;
+ if (!CMAC_CTX_copy(cmkey, cmctx))
+ {
+ CMAC_CTX_free(cmkey);
+ return 0;
+ }
+ EVP_PKEY_assign(pkey, EVP_PKEY_CMAC, cmkey);
+
+ return 1;
+ }
+
+static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count)
+ {
+ if (!CMAC_Update(ctx->pctx->data, data, count))
+ return 0;
+ return 1;
+ }
+
+static int cmac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)
+ {
+ EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
+ mctx->update = int_update;
+ return 1;
+ }
+
+static int cmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
+ EVP_MD_CTX *mctx)
+ {
+ return CMAC_Final(ctx->data, sig, siglen);
+ }
+
+static int pkey_cmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
+ {
+ CMAC_CTX *cmctx = ctx->data;
+ switch (type)
+ {
+
+ case EVP_PKEY_CTRL_SET_MAC_KEY:
+ if (!p2 || p1 < 0)
+ return 0;
+ if (!CMAC_Init(cmctx, p2, p1, NULL, NULL))
+ return 0;
+ break;
+
+ case EVP_PKEY_CTRL_CIPHER:
+ if (!CMAC_Init(cmctx, NULL, 0, p2, ctx->engine))
+ return 0;
+ break;
+
+ case EVP_PKEY_CTRL_MD:
+ if (ctx->pkey && !CMAC_CTX_copy(ctx->data,
+ (CMAC_CTX *)ctx->pkey->pkey.ptr))
+ return 0;
+ if (!CMAC_Init(cmctx, NULL, 0, NULL, NULL))
+ return 0;
+ break;
+
+ default:
+ return -2;
+
+ }
+ return 1;
+ }
+
+static int pkey_cmac_ctrl_str(EVP_PKEY_CTX *ctx,
+ const char *type, const char *value)
+ {
+ if (!value)
+ {
+ return 0;
+ }
+ if (!strcmp(type, "key"))
+ {
+ void *p = (void *)value;
+ return pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY,
+ strlen(p), p);
+ }
+ if (!strcmp(type, "cipher"))
+ {
+ const EVP_CIPHER *c;
+ c = EVP_get_cipherbyname(value);
+ if (!c)
+ return 0;
+ return pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_CIPHER, -1, (void *)c);
+ }
+ if (!strcmp(type, "hexkey"))
+ {
+ unsigned char *key;
+ int r;
+ long keylen;
+ key = string_to_hex(value, &keylen);
+ if (!key)
+ return 0;
+ r = pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
+ OPENSSL_free(key);
+ return r;
+ }
+ return -2;
+ }
+
+const EVP_PKEY_METHOD cmac_pkey_meth =
+ {
+ EVP_PKEY_CMAC,
+ EVP_PKEY_FLAG_SIGCTX_CUSTOM,
+ pkey_cmac_init,
+ pkey_cmac_copy,
+ pkey_cmac_cleanup,
+
+ 0, 0,
+
+ 0,
+ pkey_cmac_keygen,
+
+ 0, 0,
+
+ 0, 0,
+
+ 0,0,
+
+ cmac_signctx_init,
+ cmac_signctx,
+
+ 0,0,
+
+ 0,0,
+
+ 0,0,
+
+ 0,0,
+
+ pkey_cmac_ctrl,
+ pkey_cmac_ctrl_str
+
+ };
diff --git a/crypto/cmac/cmac.c b/crypto/cmac/cmac.c
new file mode 100644
index 000000000000..8b72b096813c
--- /dev/null
+++ b/crypto/cmac/cmac.c
@@ -0,0 +1,308 @@
+/* crypto/cmac/cmac.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "cryptlib.h"
+#include <openssl/cmac.h>
+
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
+
+struct CMAC_CTX_st
+ {
+ /* Cipher context to use */
+ EVP_CIPHER_CTX cctx;
+ /* Keys k1 and k2 */
+ unsigned char k1[EVP_MAX_BLOCK_LENGTH];
+ unsigned char k2[EVP_MAX_BLOCK_LENGTH];
+ /* Temporary block */
+ unsigned char tbl[EVP_MAX_BLOCK_LENGTH];
+ /* Last (possibly partial) block */
+ unsigned char last_block[EVP_MAX_BLOCK_LENGTH];
+ /* Number of bytes in last block: -1 means context not initialised */
+ int nlast_block;
+ };
+
+
+/* Make temporary keys K1 and K2 */
+
+static void make_kn(unsigned char *k1, unsigned char *l, int bl)
+ {
+ int i;
+ /* Shift block to left, including carry */
+ for (i = 0; i < bl; i++)
+ {
+ k1[i] = l[i] << 1;
+ if (i < bl - 1 && l[i + 1] & 0x80)
+ k1[i] |= 1;
+ }
+ /* If MSB set fixup with R */
+ if (l[0] & 0x80)
+ k1[bl - 1] ^= bl == 16 ? 0x87 : 0x1b;
+ }
+
+CMAC_CTX *CMAC_CTX_new(void)
+ {
+ CMAC_CTX *ctx;
+ ctx = OPENSSL_malloc(sizeof(CMAC_CTX));
+ if (!ctx)
+ return NULL;
+ EVP_CIPHER_CTX_init(&ctx->cctx);
+ ctx->nlast_block = -1;
+ return ctx;
+ }
+
+void CMAC_CTX_cleanup(CMAC_CTX *ctx)
+ {
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->cctx.engine)
+ {
+ FIPS_cmac_ctx_cleanup(ctx);
+ return;
+ }
+#endif
+ EVP_CIPHER_CTX_cleanup(&ctx->cctx);
+ OPENSSL_cleanse(ctx->tbl, EVP_MAX_BLOCK_LENGTH);
+ OPENSSL_cleanse(ctx->k1, EVP_MAX_BLOCK_LENGTH);
+ OPENSSL_cleanse(ctx->k2, EVP_MAX_BLOCK_LENGTH);
+ OPENSSL_cleanse(ctx->last_block, EVP_MAX_BLOCK_LENGTH);
+ ctx->nlast_block = -1;
+ }
+
+EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx)
+ {
+ return &ctx->cctx;
+ }
+
+void CMAC_CTX_free(CMAC_CTX *ctx)
+ {
+ CMAC_CTX_cleanup(ctx);
+ OPENSSL_free(ctx);
+ }
+
+int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in)
+ {
+ int bl;
+ if (in->nlast_block == -1)
+ return 0;
+ if (!EVP_CIPHER_CTX_copy(&out->cctx, &in->cctx))
+ return 0;
+ bl = EVP_CIPHER_CTX_block_size(&in->cctx);
+ memcpy(out->k1, in->k1, bl);
+ memcpy(out->k2, in->k2, bl);
+ memcpy(out->tbl, in->tbl, bl);
+ memcpy(out->last_block, in->last_block, bl);
+ out->nlast_block = in->nlast_block;
+ return 1;
+ }
+
+int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen,
+ const EVP_CIPHER *cipher, ENGINE *impl)
+ {
+ static unsigned char zero_iv[EVP_MAX_BLOCK_LENGTH];
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode())
+ {
+ /* If we have an ENGINE need to allow non FIPS */
+ if ((impl || ctx->cctx.engine)
+ && !(ctx->cctx.flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW))
+
+ {
+ EVPerr(EVP_F_CMAC_INIT, EVP_R_DISABLED_FOR_FIPS);
+ return 0;
+ }
+ /* Other algorithm blocking will be done in FIPS_cmac_init,
+ * via FIPS_cipherinit().
+ */
+ if (!impl && !ctx->cctx.engine)
+ return FIPS_cmac_init(ctx, key, keylen, cipher, NULL);
+ }
+#endif
+ /* All zeros means restart */
+ if (!key && !cipher && !impl && keylen == 0)
+ {
+ /* Not initialised */
+ if (ctx->nlast_block == -1)
+ return 0;
+ if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, zero_iv))
+ return 0;
+ memset(ctx->tbl, 0, EVP_CIPHER_CTX_block_size(&ctx->cctx));
+ ctx->nlast_block = 0;
+ return 1;
+ }
+ /* Initialiase context */
+ if (cipher && !EVP_EncryptInit_ex(&ctx->cctx, cipher, impl, NULL, NULL))
+ return 0;
+ /* Non-NULL key means initialisation complete */
+ if (key)
+ {
+ int bl;
+ if (!EVP_CIPHER_CTX_cipher(&ctx->cctx))
+ return 0;
+ if (!EVP_CIPHER_CTX_set_key_length(&ctx->cctx, keylen))
+ return 0;
+ if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, key, zero_iv))
+ return 0;
+ bl = EVP_CIPHER_CTX_block_size(&ctx->cctx);
+ if (!EVP_Cipher(&ctx->cctx, ctx->tbl, zero_iv, bl))
+ return 0;
+ make_kn(ctx->k1, ctx->tbl, bl);
+ make_kn(ctx->k2, ctx->k1, bl);
+ OPENSSL_cleanse(ctx->tbl, bl);
+ /* Reset context again ready for first data block */
+ if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, zero_iv))
+ return 0;
+ /* Zero tbl so resume works */
+ memset(ctx->tbl, 0, bl);
+ ctx->nlast_block = 0;
+ }
+ return 1;
+ }
+
+int CMAC_Update(CMAC_CTX *ctx, const void *in, size_t dlen)
+ {
+ const unsigned char *data = in;
+ size_t bl;
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->cctx.engine)
+ return FIPS_cmac_update(ctx, in, dlen);
+#endif
+ if (ctx->nlast_block == -1)
+ return 0;
+ if (dlen == 0)
+ return 1;
+ bl = EVP_CIPHER_CTX_block_size(&ctx->cctx);
+ /* Copy into partial block if we need to */
+ if (ctx->nlast_block > 0)
+ {
+ size_t nleft;
+ nleft = bl - ctx->nlast_block;
+ if (dlen < nleft)
+ nleft = dlen;
+ memcpy(ctx->last_block + ctx->nlast_block, data, nleft);
+ dlen -= nleft;
+ ctx->nlast_block += nleft;
+ /* If no more to process return */
+ if (dlen == 0)
+ return 1;
+ data += nleft;
+ /* Else not final block so encrypt it */
+ if (!EVP_Cipher(&ctx->cctx, ctx->tbl, ctx->last_block,bl))
+ return 0;
+ }
+ /* Encrypt all but one of the complete blocks left */
+ while(dlen > bl)
+ {
+ if (!EVP_Cipher(&ctx->cctx, ctx->tbl, data, bl))
+ return 0;
+ dlen -= bl;
+ data += bl;
+ }
+ /* Copy any data left to last block buffer */
+ memcpy(ctx->last_block, data, dlen);
+ ctx->nlast_block = dlen;
+ return 1;
+
+ }
+
+int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen)
+ {
+ int i, bl, lb;
+#ifdef OPENSSL_FIPS
+ if (FIPS_mode() && !ctx->cctx.engine)
+ return FIPS_cmac_final(ctx, out, poutlen);
+#endif
+ if (ctx->nlast_block == -1)
+ return 0;
+ bl = EVP_CIPHER_CTX_block_size(&ctx->cctx);
+ *poutlen = (size_t)bl;
+ if (!out)
+ return 1;
+ lb = ctx->nlast_block;
+ /* Is last block complete? */
+ if (lb == bl)
+ {
+ for (i = 0; i < bl; i++)
+ out[i] = ctx->last_block[i] ^ ctx->k1[i];
+ }
+ else
+ {
+ ctx->last_block[lb] = 0x80;
+ if (bl - lb > 1)
+ memset(ctx->last_block + lb + 1, 0, bl - lb - 1);
+ for (i = 0; i < bl; i++)
+ out[i] = ctx->last_block[i] ^ ctx->k2[i];
+ }
+ if (!EVP_Cipher(&ctx->cctx, out, out, bl))
+ {
+ OPENSSL_cleanse(out, bl);
+ return 0;
+ }
+ return 1;
+ }
+
+int CMAC_resume(CMAC_CTX *ctx)
+ {
+ if (ctx->nlast_block == -1)
+ return 0;
+ /* The buffer "tbl" containes the last fully encrypted block
+ * which is the last IV (or all zeroes if no last encrypted block).
+ * The last block has not been modified since CMAC_final().
+ * So reinitliasing using the last decrypted block will allow
+ * CMAC to continue after calling CMAC_Final().
+ */
+ return EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, ctx->tbl);
+ }
diff --git a/crypto/cmac/cmac.h b/crypto/cmac/cmac.h
new file mode 100644
index 000000000000..712e92dced2c
--- /dev/null
+++ b/crypto/cmac/cmac.h
@@ -0,0 +1,82 @@
+/* crypto/cmac/cmac.h */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+
+#ifndef HEADER_CMAC_H
+#define HEADER_CMAC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <openssl/evp.h>
+
+/* Opaque */
+typedef struct CMAC_CTX_st CMAC_CTX;
+
+CMAC_CTX *CMAC_CTX_new(void);
+void CMAC_CTX_cleanup(CMAC_CTX *ctx);
+void CMAC_CTX_free(CMAC_CTX *ctx);
+EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx);
+int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in);
+
+int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen,
+ const EVP_CIPHER *cipher, ENGINE *impl);
+int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen);
+int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen);
+int CMAC_resume(CMAC_CTX *ctx);
+
+#ifdef __cplusplus
+}
+#endif
+#endif