bss_file.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* 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.
*
* 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
* 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.]
*/
/*
* with binary data (e.g. asn1parse -inform DER < xxx) under
* Windows
*/
#ifndef HEADER_BSS_FILE_C
#define HEADER_BSS_FILE_C
#include <stdio.h>
#include <errno.h>
#include "cryptlib.h"
#if !defined(OPENSSL_NO_STDIO)
static BIO_METHOD methods_filep=
{
"FILE pointer",
NULL,
};
{
{
else
return(NULL);
}
return(NULL);
return(ret);
}
{
return(NULL);
return(ret);
}
BIO_METHOD *BIO_s_file(void)
{
return(&methods_filep);
}
{
return(1);
}
{
if (a == NULL) return(0);
if (a->shutdown)
{
{
}
a->init=0;
}
return(1);
}
{
int ret=0;
{
{
ret=-1;
}
}
return(ret);
}
{
int ret=0;
{
/* ret=fwrite(in,1,(int)inl,(FILE *)b->ptr); */
/* according to Tim Hudson <tjh@cryptsoft.com>, the commented
* out version above can cause 'inl' write calls under
* some stupid stdio implementations (VMS) */
}
return(ret);
}
{
long ret=1;
char p[4];
switch (cmd)
{
case BIO_C_FILE_SEEK:
case BIO_CTRL_RESET:
break;
case BIO_CTRL_EOF:
break;
case BIO_C_FILE_TELL:
case BIO_CTRL_INFO:
break;
case BIO_C_SET_FILE_PTR:
file_free(b);
b->init=1;
#if defined(OPENSSL_SYS_WINDOWS)
if (num & BIO_FP_TEXT)
else
#elif defined(OPENSSL_SYS_MSDOS)
{
if (num & BIO_FP_TEXT)
else
{
{
}
else
}
}
#elif defined(OPENSSL_SYS_OS2)
if (num & BIO_FP_TEXT)
else
#endif
break;
case BIO_C_SET_FILENAME:
file_free(b);
if (num & BIO_FP_APPEND)
{
if (num & BIO_FP_READ)
BUF_strlcpy(p,"a+",sizeof p);
else BUF_strlcpy(p,"a",sizeof p);
}
BUF_strlcpy(p,"r+",sizeof p);
else if (num & BIO_FP_WRITE)
BUF_strlcpy(p,"w",sizeof p);
else if (num & BIO_FP_READ)
BUF_strlcpy(p,"r",sizeof p);
else
{
ret=0;
break;
}
if (!(num & BIO_FP_TEXT))
strcat(p,"b");
else
strcat(p,"t");
#endif
{
ret=0;
break;
}
b->init=1;
break;
case BIO_C_GET_FILE_PTR:
/* the ptr parameter is actually a FILE ** in this case. */
{
}
break;
case BIO_CTRL_GET_CLOSE:
break;
case BIO_CTRL_SET_CLOSE:
break;
case BIO_CTRL_FLUSH:
break;
case BIO_CTRL_DUP:
ret=1;
break;
case BIO_CTRL_WPENDING:
case BIO_CTRL_PENDING:
case BIO_CTRL_PUSH:
case BIO_CTRL_POP:
default:
ret=0;
break;
}
return(ret);
}
{
int ret=0;
buf[0]='\0';
if (buf[0] != '\0')
return(ret);
}
{
int n,ret;
return(ret);
}
#endif /* OPENSSL_NO_STDIO */
#endif /* HEADER_BSS_FILE_C */