aboutsummaryrefslogtreecommitdiffstats
path: root/crypto/bio/bio_lcl.h
diff options
context:
space:
mode:
Diffstat (limited to 'crypto/bio/bio_lcl.h')
-rw-r--r--crypto/bio/bio_lcl.h156
1 files changed, 155 insertions, 1 deletions
diff --git a/crypto/bio/bio_lcl.h b/crypto/bio/bio_lcl.h
index 741884da84fa..e2c05a20de6c 100644
--- a/crypto/bio/bio_lcl.h
+++ b/crypto/bio/bio_lcl.h
@@ -1,4 +1,156 @@
-#include <openssl/bio.h>
+/*
+ * Copyright 2005-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include "e_os.h"
+#include "internal/sockets.h"
+#include "internal/refcount.h"
+
+/* BEGIN BIO_ADDRINFO/BIO_ADDR stuff. */
+
+#ifndef OPENSSL_NO_SOCK
+/*
+ * Throughout this file and b_addr.c, the existence of the macro
+ * AI_PASSIVE is used to detect the availability of struct addrinfo,
+ * getnameinfo() and getaddrinfo(). If that macro doesn't exist,
+ * we use our own implementation instead.
+ */
+
+/*
+ * It's imperative that these macros get defined before openssl/bio.h gets
+ * included. Otherwise, the AI_PASSIVE hack will not work properly.
+ * For clarity, we check for internal/cryptlib.h since it's a common header
+ * that also includes bio.h.
+ */
+# ifdef HEADER_CRYPTLIB_H
+# error internal/cryptlib.h included before bio_lcl.h
+# endif
+# ifdef HEADER_BIO_H
+# error openssl/bio.h included before bio_lcl.h
+# endif
+
+/*
+ * Undefine AF_UNIX on systems that define it but don't support it.
+ */
+# if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_VMS)
+# undef AF_UNIX
+# endif
+
+# ifdef AI_PASSIVE
+
+/*
+ * There's a bug in VMS C header file netdb.h, where struct addrinfo
+ * always is the P32 variant, but the functions that handle that structure,
+ * such as getaddrinfo() and freeaddrinfo() adapt to the initial pointer
+ * size. The easiest workaround is to force struct addrinfo to be the
+ * 64-bit variant when compiling in P64 mode.
+ */
+# if defined(OPENSSL_SYS_VMS) && __INITIAL_POINTER_SIZE == 64
+# define addrinfo __addrinfo64
+# endif
+
+# define bio_addrinfo_st addrinfo
+# define bai_family ai_family
+# define bai_socktype ai_socktype
+# define bai_protocol ai_protocol
+# define bai_addrlen ai_addrlen
+# define bai_addr ai_addr
+# define bai_next ai_next
+# else
+struct bio_addrinfo_st {
+ int bai_family;
+ int bai_socktype;
+ int bai_protocol;
+ size_t bai_addrlen;
+ struct sockaddr *bai_addr;
+ struct bio_addrinfo_st *bai_next;
+};
+# endif
+
+union bio_addr_st {
+ struct sockaddr sa;
+# ifdef AF_INET6
+ struct sockaddr_in6 s_in6;
+# endif
+ struct sockaddr_in s_in;
+# ifdef AF_UNIX
+ struct sockaddr_un s_un;
+# endif
+};
+#endif
+
+/* END BIO_ADDRINFO/BIO_ADDR stuff. */
+
+#include "internal/cryptlib.h"
+#include "internal/bio.h"
+
+typedef struct bio_f_buffer_ctx_struct {
+ /*-
+ * Buffers are setup like this:
+ *
+ * <---------------------- size ----------------------->
+ * +---------------------------------------------------+
+ * | consumed | remaining | free space |
+ * +---------------------------------------------------+
+ * <-- off --><------- len ------->
+ */
+ /*- BIO *bio; *//*
+ * this is now in the BIO struct
+ */
+ int ibuf_size; /* how big is the input buffer */
+ int obuf_size; /* how big is the output buffer */
+ char *ibuf; /* the char array */
+ int ibuf_len; /* how many bytes are in it */
+ int ibuf_off; /* write/read offset */
+ char *obuf; /* the char array */
+ int obuf_len; /* how many bytes are in it */
+ int obuf_off; /* write/read offset */
+} BIO_F_BUFFER_CTX;
+
+struct bio_st {
+ const BIO_METHOD *method;
+ /* bio, mode, argp, argi, argl, ret */
+ BIO_callback_fn callback;
+ BIO_callback_fn_ex callback_ex;
+ char *cb_arg; /* first argument for the callback */
+ int init;
+ int shutdown;
+ int flags; /* extra storage */
+ int retry_reason;
+ int num;
+ void *ptr;
+ struct bio_st *next_bio; /* used by filter BIOs */
+ struct bio_st *prev_bio; /* used by filter BIOs */
+ CRYPTO_REF_COUNT references;
+ uint64_t num_read;
+ uint64_t num_write;
+ CRYPTO_EX_DATA ex_data;
+ CRYPTO_RWLOCK *lock;
+};
+
+#ifndef OPENSSL_NO_SOCK
+# ifdef OPENSSL_SYS_VMS
+typedef unsigned int socklen_t;
+# endif
+
+extern CRYPTO_RWLOCK *bio_lookup_lock;
+
+int BIO_ADDR_make(BIO_ADDR *ap, const struct sockaddr *sa);
+const struct sockaddr *BIO_ADDR_sockaddr(const BIO_ADDR *ap);
+struct sockaddr *BIO_ADDR_sockaddr_noconst(BIO_ADDR *ap);
+socklen_t BIO_ADDR_sockaddr_size(const BIO_ADDR *ap);
+socklen_t BIO_ADDRINFO_sockaddr_size(const BIO_ADDRINFO *bai);
+const struct sockaddr *BIO_ADDRINFO_sockaddr(const BIO_ADDRINFO *bai);
+#endif
+
+extern CRYPTO_RWLOCK *bio_type_lock;
+
+void bio_sock_cleanup_int(void);
#if BIO_FLAGS_UPLINK==0
/* Shortcut UPLINK calls on most platforms... */
@@ -33,4 +185,6 @@
# define UP_lseek lseek
# define UP_close close
# endif
+
#endif
+