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-rw-r--r--Cryptlib/OpenSSL/crypto/bio/bss_file.c251
1 files changed, 154 insertions, 97 deletions
diff --git a/Cryptlib/OpenSSL/crypto/bio/bss_file.c b/Cryptlib/OpenSSL/crypto/bio/bss_file.c
index 6af2d9cb..a6e3b3ac 100644
--- a/Cryptlib/OpenSSL/crypto/bio/bss_file.c
+++ b/Cryptlib/OpenSSL/crypto/bio/bss_file.c
@@ -1,10 +1,59 @@
-/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+/* crypto/bio/bss_file.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
*
- * 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
+ * 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 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 acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
*/
/*-
@@ -36,19 +85,24 @@
# include <stdio.h>
# include <errno.h>
+# include "cryptlib.h"
# include "bio_lcl.h"
# include <openssl/err.h>
+# if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
+# include <nwfileio.h>
+# endif
+
# if !defined(OPENSSL_NO_STDIO)
-static int file_write(BIO *h, const char *buf, int num);
-static int file_read(BIO *h, char *buf, int size);
-static int file_puts(BIO *h, const char *str);
-static int file_gets(BIO *h, char *str, int size);
-static long file_ctrl(BIO *h, int cmd, long arg1, void *arg2);
-static int file_new(BIO *h);
-static int file_free(BIO *data);
-static const BIO_METHOD methods_filep = {
+static int MS_CALLBACK file_write(BIO *h, const char *buf, int num);
+static int MS_CALLBACK file_read(BIO *h, char *buf, int size);
+static int MS_CALLBACK file_puts(BIO *h, const char *str);
+static int MS_CALLBACK file_gets(BIO *h, char *str, int size);
+static long MS_CALLBACK file_ctrl(BIO *h, int cmd, long arg1, void *arg2);
+static int MS_CALLBACK file_new(BIO *h);
+static int MS_CALLBACK file_free(BIO *data);
+static BIO_METHOD methods_filep = {
BIO_TYPE_FILE,
"FILE pointer",
file_write,
@@ -61,14 +115,61 @@ static const BIO_METHOD methods_filep = {
NULL,
};
+static FILE *file_fopen(const char *filename, const char *mode)
+{
+ FILE *file = NULL;
+
+# if defined(_WIN32) && defined(CP_UTF8)
+ int sz, len_0 = (int)strlen(filename) + 1;
+ DWORD flags;
+
+ /*
+ * Basically there are three cases to cover: a) filename is
+ * pure ASCII string; b) actual UTF-8 encoded string and
+ * c) locale-ized string, i.e. one containing 8-bit
+ * characters that are meaningful in current system locale.
+ * If filename is pure ASCII or real UTF-8 encoded string,
+ * MultiByteToWideChar succeeds and _wfopen works. If
+ * filename is locale-ized string, chances are that
+ * MultiByteToWideChar fails reporting
+ * ERROR_NO_UNICODE_TRANSLATION, in which case we fall
+ * back to fopen...
+ */
+ if ((sz = MultiByteToWideChar(CP_UTF8, (flags = MB_ERR_INVALID_CHARS),
+ filename, len_0, NULL, 0)) > 0 ||
+ (GetLastError() == ERROR_INVALID_FLAGS &&
+ (sz = MultiByteToWideChar(CP_UTF8, (flags = 0),
+ filename, len_0, NULL, 0)) > 0)
+ ) {
+ WCHAR wmode[8];
+ WCHAR *wfilename = _alloca(sz * sizeof(WCHAR));
+
+ if (MultiByteToWideChar(CP_UTF8, flags,
+ filename, len_0, wfilename, sz) &&
+ MultiByteToWideChar(CP_UTF8, 0, mode, strlen(mode) + 1,
+ wmode, sizeof(wmode) / sizeof(wmode[0])) &&
+ (file = _wfopen(wfilename, wmode)) == NULL &&
+ (errno == ENOENT || errno == EBADF)
+ ) {
+ /*
+ * UTF-8 decode succeeded, but no file, filename
+ * could still have been locale-ized...
+ */
+ file = fopen(filename, mode);
+ }
+ } else if (GetLastError() == ERROR_NO_UNICODE_TRANSLATION) {
+ file = fopen(filename, mode);
+ }
+# else
+ file = fopen(filename, mode);
+# endif
+ return (file);
+}
+
BIO *BIO_new_file(const char *filename, const char *mode)
{
BIO *ret;
- FILE *file = openssl_fopen(filename, mode);
- int fp_flags = BIO_CLOSE;
-
- if (strchr(mode, 'b') == NULL)
- fp_flags |= BIO_FP_TEXT;
+ FILE *file = file_fopen(filename, mode);
if (file == NULL) {
SYSerr(SYS_F_FOPEN, get_last_sys_error());
@@ -90,7 +191,7 @@ BIO *BIO_new_file(const char *filename, const char *mode)
BIO_clear_flags(ret, BIO_FLAGS_UPLINK); /* we did fopen -> we disengage
* UPLINK */
- BIO_set_fp(ret, file, fp_flags);
+ BIO_set_fp(ret, file, BIO_CLOSE);
return (ret);
}
@@ -101,18 +202,18 @@ BIO *BIO_new_fp(FILE *stream, int close_flag)
if ((ret = BIO_new(BIO_s_file())) == NULL)
return (NULL);
- /* redundant flag, left for documentation purposes */
- BIO_set_flags(ret, BIO_FLAGS_UPLINK);
+ BIO_set_flags(ret, BIO_FLAGS_UPLINK); /* redundant, left for
+ * documentation puposes */
BIO_set_fp(ret, stream, close_flag);
return (ret);
}
-const BIO_METHOD *BIO_s_file(void)
+BIO_METHOD *BIO_s_file(void)
{
return (&methods_filep);
}
-static int file_new(BIO *bi)
+static int MS_CALLBACK file_new(BIO *bi)
{
bi->init = 0;
bi->num = 0;
@@ -121,7 +222,7 @@ static int file_new(BIO *bi)
return (1);
}
-static int file_free(BIO *a)
+static int MS_CALLBACK file_free(BIO *a)
{
if (a == NULL)
return (0);
@@ -139,7 +240,7 @@ static int file_free(BIO *a)
return (1);
}
-static int file_read(BIO *b, char *out, int outl)
+static int MS_CALLBACK file_read(BIO *b, char *out, int outl)
{
int ret = 0;
@@ -150,7 +251,7 @@ static int file_read(BIO *b, char *out, int outl)
ret = fread(out, 1, (int)outl, (FILE *)b->ptr);
if (ret == 0
&& (b->flags & BIO_FLAGS_UPLINK) ? UP_ferror((FILE *)b->ptr) :
- ferror((FILE *)b->ptr)) {
+ ferror((FILE *)b->ptr)) {
SYSerr(SYS_F_FREAD, get_last_sys_error());
BIOerr(BIO_F_FILE_READ, ERR_R_SYS_LIB);
ret = -1;
@@ -159,7 +260,7 @@ static int file_read(BIO *b, char *out, int outl)
return (ret);
}
-static int file_write(BIO *b, const char *in, int inl)
+static int MS_CALLBACK file_write(BIO *b, const char *in, int inl)
{
int ret = 0;
@@ -180,7 +281,7 @@ static int file_write(BIO *b, const char *in, int inl)
return (ret);
}
-static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
+static long MS_CALLBACK file_ctrl(BIO *b, int cmd, long num, void *ptr)
{
long ret = 1;
FILE *fp = (FILE *)b->ptr;
@@ -217,11 +318,8 @@ static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
# if defined(__MINGW32__) && defined(__MSVCRT__) && !defined(_IOB_ENTRIES)
# define _IOB_ENTRIES 20
# endif
+# if defined(_IOB_ENTRIES)
/* Safety net to catch purely internal BIO_set_fp calls */
-# if defined(_MSC_VER) && _MSC_VER>=1900
- if (ptr == stdin || ptr == stdout || ptr == stderr)
- BIO_clear_flags(b, BIO_FLAGS_UPLINK);
-# elif defined(_IOB_ENTRIES)
if ((size_t)ptr >= (size_t)stdin &&
(size_t)ptr < (size_t)(stdin + _IOB_ENTRIES))
BIO_clear_flags(b, BIO_FLAGS_UPLINK);
@@ -239,6 +337,13 @@ static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
_setmode(fd, _O_TEXT);
else
_setmode(fd, _O_BINARY);
+# elif defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
+ int fd = fileno((FILE *)ptr);
+ /* Under CLib there are differences in file modes */
+ if (num & BIO_FP_TEXT)
+ setmode(fd, O_TEXT);
+ else
+ setmode(fd, O_BINARY);
# elif defined(OPENSSL_SYS_MSDOS)
int fd = fileno((FILE *)ptr);
/* Set correct text/binary mode */
@@ -252,7 +357,7 @@ static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
} else
_setmode(fd, _O_BINARY);
}
-# elif defined(OPENSSL_SYS_WIN32_CYGWIN)
+# elif defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
int fd = fileno((FILE *)ptr);
if (num & BIO_FP_TEXT)
setmode(fd, O_TEXT);
@@ -266,27 +371,33 @@ static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
b->shutdown = (int)num & BIO_CLOSE;
if (num & BIO_FP_APPEND) {
if (num & BIO_FP_READ)
- OPENSSL_strlcpy(p, "a+", sizeof p);
+ BUF_strlcpy(p, "a+", sizeof p);
else
- OPENSSL_strlcpy(p, "a", sizeof p);
+ BUF_strlcpy(p, "a", sizeof p);
} else if ((num & BIO_FP_READ) && (num & BIO_FP_WRITE))
- OPENSSL_strlcpy(p, "r+", sizeof p);
+ BUF_strlcpy(p, "r+", sizeof p);
else if (num & BIO_FP_WRITE)
- OPENSSL_strlcpy(p, "w", sizeof p);
+ BUF_strlcpy(p, "w", sizeof p);
else if (num & BIO_FP_READ)
- OPENSSL_strlcpy(p, "r", sizeof p);
+ BUF_strlcpy(p, "r", sizeof p);
else {
BIOerr(BIO_F_FILE_CTRL, BIO_R_BAD_FOPEN_MODE);
ret = 0;
break;
}
-# if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32_CYGWIN)
+# if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
if (!(num & BIO_FP_TEXT))
strcat(p, "b");
else
strcat(p, "t");
# endif
- fp = openssl_fopen(ptr, p);
+# if defined(OPENSSL_SYS_NETWARE)
+ if (!(num & BIO_FP_TEXT))
+ strcat(p, "b");
+ else
+ strcat(p, "t");
+# endif
+ fp = file_fopen(ptr, p);
if (fp == NULL) {
SYSerr(SYS_F_FOPEN, get_last_sys_error());
ERR_add_error_data(5, "fopen('", ptr, "','", p, "')");
@@ -333,7 +444,7 @@ static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
return (ret);
}
-static int file_gets(BIO *bp, char *buf, int size)
+static int MS_CALLBACK file_gets(BIO *bp, char *buf, int size)
{
int ret = 0;
@@ -351,7 +462,7 @@ static int file_gets(BIO *bp, char *buf, int size)
return (ret);
}
-static int file_puts(BIO *bp, const char *str)
+static int MS_CALLBACK file_puts(BIO *bp, const char *str)
{
int n, ret;
@@ -360,60 +471,6 @@ static int file_puts(BIO *bp, const char *str)
return (ret);
}
-#else
-
-static int file_write(BIO *b, const char *in, int inl)
-{
- return -1;
-}
-static int file_read(BIO *b, char *out, int outl)
-{
- return -1;
-}
-static int file_puts(BIO *bp, const char *str)
-{
- return -1;
-}
-static int file_gets(BIO *bp, char *buf, int size)
-{
- return 0;
-}
-static long file_ctrl(BIO *b, int cmd, long num, void *ptr)
-{
- return 0;
-}
-static int file_new(BIO *bi)
-{
- return 0;
-}
-static int file_free(BIO *a)
-{
- return 0;
-}
-
-static const BIO_METHOD methods_filep = {
- BIO_TYPE_FILE,
- "FILE pointer",
- file_write,
- file_read,
- file_puts,
- file_gets,
- file_ctrl,
- file_new,
- file_free,
- NULL,
-};
-
-const BIO_METHOD *BIO_s_file(void)
-{
- return (&methods_filep);
-}
-
-BIO *BIO_new_file(const char *filename, const char *mode)
-{
- return NULL;
-}
-
# endif /* OPENSSL_NO_STDIO */
#endif /* HEADER_BSS_FILE_C */
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