26a3a48d65
like Malloc, Realloc and especially Free conflict with already existing names on some operating systems or other packages. That is reason enough to change the names of the OpenSSL memory allocation macros to something that has a better chance of being unique, like prepending them with OPENSSL_. This change includes all the name changes needed throughout all C files.
416 lines
9.8 KiB
C
416 lines
9.8 KiB
C
/* apps/apps.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#define NON_MAIN
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#include "apps.h"
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#undef NON_MAIN
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#ifdef WINDOWS
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# include "bss_file.c"
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#endif
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int app_init(long mesgwin);
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#ifdef undef /* never finished - probably never will be :-) */
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int args_from_file(char *file, int *argc, char **argv[])
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{
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FILE *fp;
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int num,i;
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unsigned int len;
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static char *buf=NULL;
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static char **arg=NULL;
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char *p;
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struct stat stbuf;
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if (stat(file,&stbuf) < 0) return(0);
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fp=fopen(file,"r");
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if (fp == NULL)
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return(0);
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*argc=0;
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*argv=NULL;
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len=(unsigned int)stbuf.st_size;
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if (buf != NULL) OPENSSL_free(buf);
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buf=(char *)OPENSSL_malloc(len+1);
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if (buf == NULL) return(0);
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len=fread(buf,1,len,fp);
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if (len <= 1) return(0);
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buf[len]='\0';
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i=0;
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for (p=buf; *p; p++)
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if (*p == '\n') i++;
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if (arg != NULL) OPENSSL_free(arg);
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arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
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*argv=arg;
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num=0;
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p=buf;
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for (;;)
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{
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if (!*p) break;
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if (*p == '#') /* comment line */
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{
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while (*p && (*p != '\n')) p++;
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continue;
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}
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/* else we have a line */
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*(arg++)=p;
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num++;
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while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
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p++;
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if (!*p) break;
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if (*p == '\n')
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{
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*(p++)='\0';
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continue;
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}
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/* else it is a tab or space */
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p++;
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while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
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p++;
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if (!*p) break;
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if (*p == '\n')
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{
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p++;
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continue;
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}
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*(arg++)=p++;
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num++;
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while (*p && (*p != '\n')) p++;
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if (!*p) break;
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/* else *p == '\n' */
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*(p++)='\0';
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}
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*argc=num;
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return(1);
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}
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#endif
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int str2fmt(char *s)
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{
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if ((*s == 'D') || (*s == 'd'))
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return(FORMAT_ASN1);
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else if ((*s == 'T') || (*s == 't'))
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return(FORMAT_TEXT);
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else if ((*s == 'P') || (*s == 'p'))
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return(FORMAT_PEM);
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else if ((*s == 'N') || (*s == 'n'))
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return(FORMAT_NETSCAPE);
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else
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return(FORMAT_UNDEF);
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}
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#if defined(MSDOS) || defined(WIN32) || defined(WIN16)
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void program_name(char *in, char *out, int size)
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{
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int i,n;
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char *p=NULL;
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n=strlen(in);
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/* find the last '/', '\' or ':' */
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for (i=n-1; i>0; i--)
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{
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if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
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{
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p= &(in[i+1]);
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break;
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}
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}
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if (p == NULL)
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p=in;
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n=strlen(p);
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/* strip off trailing .exe if present. */
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if ((n > 4) && (p[n-4] == '.') &&
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((p[n-3] == 'e') || (p[n-3] == 'E')) &&
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((p[n-2] == 'x') || (p[n-2] == 'X')) &&
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((p[n-1] == 'e') || (p[n-1] == 'E')))
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n-=4;
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if (n > size-1)
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n=size-1;
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for (i=0; i<n; i++)
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{
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if ((p[i] >= 'A') && (p[i] <= 'Z'))
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out[i]=p[i]-'A'+'a';
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else
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out[i]=p[i];
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}
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out[n]='\0';
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}
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#else
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#ifdef VMS
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void program_name(char *in, char *out, int size)
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{
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char *p=in, *q;
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char *chars=":]>";
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while(*chars != '\0')
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{
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q=strrchr(p,*chars);
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if (q > p)
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p = q + 1;
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chars++;
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}
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q=strrchr(p,'.');
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if (q == NULL)
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q = in+size;
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strncpy(out,p,q-p);
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out[q-p]='\0';
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}
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#else
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void program_name(char *in, char *out, int size)
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{
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char *p;
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p=strrchr(in,'/');
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if (p != NULL)
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p++;
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else
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p=in;
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strncpy(out,p,size-1);
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out[size-1]='\0';
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}
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#endif
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#endif
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#ifdef WIN32
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int WIN32_rename(char *from, char *to)
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{
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#ifdef WINNT
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int ret;
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/* Note: MoveFileEx() doesn't work under Win95, Win98 */
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ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
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return(ret?0:-1);
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#else
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unlink(to);
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return MoveFile(from, to);
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#endif
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}
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#endif
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int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
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{
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int num,len,i;
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char *p;
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*argc=0;
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*argv=NULL;
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len=strlen(buf);
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i=0;
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if (arg->count == 0)
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{
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arg->count=20;
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arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
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}
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for (i=0; i<arg->count; i++)
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arg->data[i]=NULL;
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num=0;
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p=buf;
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for (;;)
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{
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/* first scan over white space */
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if (!*p) break;
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while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
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p++;
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if (!*p) break;
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/* The start of something good :-) */
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if (num >= arg->count)
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{
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arg->count+=20;
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arg->data=(char **)OPENSSL_realloc(arg->data,
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sizeof(char *)*arg->count);
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if (argc == 0) return(0);
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}
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arg->data[num++]=p;
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/* now look for the end of this */
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if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
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{
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i= *(p++);
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arg->data[num-1]++; /* jump over quote */
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while (*p && (*p != i))
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p++;
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*p='\0';
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}
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else
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{
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while (*p && ((*p != ' ') &&
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(*p != '\t') && (*p != '\n')))
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p++;
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if (*p == '\0')
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p--;
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else
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*p='\0';
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}
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p++;
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}
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*argc=num;
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*argv=arg->data;
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return(1);
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}
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#ifndef APP_INIT
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int app_init(long mesgwin)
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{
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return(1);
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}
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#endif
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int dump_cert_text (BIO *out, X509 *x)
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{
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char buf[256];
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X509_NAME_oneline(X509_get_subject_name(x),buf,256);
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BIO_puts(out,"subject=");
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BIO_puts(out,buf);
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X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
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BIO_puts(out,"\nissuer= ");
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BIO_puts(out,buf);
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BIO_puts(out,"\n");
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return 0;
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}
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static char *app_get_pass(BIO *err, char *arg, int keepbio);
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int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
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{
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int same;
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if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
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else same = 1;
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if(arg1) {
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*pass1 = app_get_pass(err, arg1, same);
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if(!*pass1) return 0;
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} else if(pass1) *pass1 = NULL;
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if(arg2) {
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*pass2 = app_get_pass(err, arg2, same ? 2 : 0);
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if(!*pass2) return 0;
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} else if(pass2) *pass2 = NULL;
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return 1;
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}
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static char *app_get_pass(BIO *err, char *arg, int keepbio)
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{
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char *tmp, tpass[APP_PASS_LEN];
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static BIO *pwdbio = NULL;
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int i;
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if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
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if(!strncmp(arg, "env:", 4)) {
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tmp = getenv(arg + 4);
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if(!tmp) {
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BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
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return NULL;
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}
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return BUF_strdup(tmp);
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}
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if(!keepbio || !pwdbio) {
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if(!strncmp(arg, "file:", 5)) {
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pwdbio = BIO_new_file(arg + 5, "r");
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if(!pwdbio) {
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BIO_printf(err, "Can't open file %s\n", arg + 5);
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return NULL;
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}
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} else if(!strncmp(arg, "fd:", 3)) {
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BIO *btmp;
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i = atoi(arg + 3);
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if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
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if((i < 0) || !pwdbio) {
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BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
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return NULL;
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}
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/* Can't do BIO_gets on an fd BIO so add a buffering BIO */
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btmp = BIO_new(BIO_f_buffer());
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pwdbio = BIO_push(btmp, pwdbio);
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} else if(!strcmp(arg, "stdin")) {
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pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
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if(!pwdbio) {
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BIO_printf(err, "Can't open BIO for stdin\n");
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return NULL;
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}
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} else {
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BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
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return NULL;
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}
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}
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i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
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if(keepbio != 1) {
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BIO_free_all(pwdbio);
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pwdbio = NULL;
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}
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if(i <= 0) {
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BIO_printf(err, "Error reading password from BIO\n");
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return NULL;
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}
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tmp = strchr(tpass, '\n');
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if(tmp) *tmp = 0;
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return BUF_strdup(tpass);
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}
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