openssl/apps/apps.c

298 lines
7.2 KiB
C

/* apps/apps.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
* 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.]
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#define NON_MAIN
#include "apps.h"
#undef NON_MAIN
#ifdef WINDOWS
# include "bss_file.c"
#endif
int app_init(long mesgwin);
#ifdef undef /* never finished - probably never will be :-) */
int args_from_file(char *file, int *argc, char **argv[])
{
FILE *fp;
int num,i;
unsigned int len;
static char *buf=NULL;
static char **arg=NULL;
char *p;
struct stat stbuf;
if (stat(file,&stbuf) < 0) return(0);
fp=fopen(file,"r");
if (fp == NULL)
return(0);
*argc=0;
*argv=NULL;
len=(unsigned int)stbuf.st_size;
if (buf != NULL) Free(buf);
buf=(char *)Malloc(len+1);
if (buf == NULL) return(0);
len=fread(buf,1,len,fp);
if (len <= 1) return(0);
buf[len]='\0';
i=0;
for (p=buf; *p; p++)
if (*p == '\n') i++;
if (arg != NULL) Free(arg);
arg=(char **)Malloc(sizeof(char *)*(i*2));
*argv=arg;
num=0;
p=buf;
for (;;)
{
if (!*p) break;
if (*p == '#') /* comment line */
{
while (*p && (*p != '\n')) p++;
continue;
}
/* else we have a line */
*(arg++)=p;
num++;
while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
p++;
if (!*p) break;
if (*p == '\n')
{
*(p++)='\0';
continue;
}
/* else it is a tab or space */
p++;
while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
p++;
if (!*p) break;
if (*p == '\n')
{
p++;
continue;
}
*(arg++)=p++;
num++;
while (*p && (*p != '\n')) p++;
if (!*p) break;
/* else *p == '\n' */
*(p++)='\0';
}
*argc=num;
return(1);
}
#endif
int str2fmt(char *s)
{
if ((*s == 'D') || (*s == 'd'))
return(FORMAT_ASN1);
else if ((*s == 'T') || (*s == 't'))
return(FORMAT_TEXT);
else if ((*s == 'P') || (*s == 'p'))
return(FORMAT_PEM);
else if ((*s == 'N') || (*s == 'n'))
return(FORMAT_NETSCAPE);
else
return(FORMAT_UNDEF);
}
#if defined(MSDOS) || defined(WIN32) || defined(WIN16)
void program_name(char *in, char *out, int size)
{
int i,n;
char *p=NULL;
n=strlen(in);
/* find the last '/', '\' or ':' */
for (i=n-1; i>0; i--)
{
if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
{
p= &(in[i+1]);
break;
}
}
if (p == NULL)
p=in;
n=strlen(p);
/* strip off trailing .exe if present. */
if ((n > 4) && (p[n-4] == '.') &&
((p[n-3] == 'e') || (p[n-3] == 'E')) &&
((p[n-2] == 'x') || (p[n-2] == 'X')) &&
((p[n-1] == 'e') || (p[n-1] == 'E')))
n-=4;
if (n > size-1)
n=size-1;
for (i=0; i<n; i++)
{
if ((p[i] >= 'A') && (p[i] <= 'Z'))
out[i]=p[i]-'A'+'a';
else
out[i]=p[i];
}
out[n]='\0';
}
#else
void program_name(char *in, char *out, int size)
{
char *p;
p=strrchr(in,'/');
if (p != NULL)
p++;
else
p=in;
strncpy(out,p,size-1);
out[size-1]='\0';
}
#endif
#ifdef WIN32
int WIN32_rename(char *from, char *to)
{
int ret;
ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
return(ret?0:-1);
}
#endif
int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
{
int num,len,i;
char *p;
*argc=0;
*argv=NULL;
len=strlen(buf);
i=0;
if (arg->count == 0)
{
arg->count=20;
arg->data=(char **)Malloc(sizeof(char *)*arg->count);
}
for (i=0; i<arg->count; i++)
arg->data[i]=NULL;
num=0;
p=buf;
for (;;)
{
/* first scan over white space */
if (!*p) break;
while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
p++;
if (!*p) break;
/* The start of something good :-) */
if (num >= arg->count)
{
arg->count+=20;
arg->data=(char **)Realloc(arg->data,
sizeof(char *)*arg->count);
if (argc == 0) return(0);
}
arg->data[num++]=p;
/* now look for the end of this */
if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
{
i= *(p++);
arg->data[num-1]++; /* jump over quote */
while (*p && (*p != i))
p++;
*p='\0';
}
else
{
while (*p && ((*p != ' ') &&
(*p != '\t') && (*p != '\n')))
p++;
if (*p == '\0')
p--;
else
*p='\0';
}
p++;
}
*argc=num;
*argv=arg->data;
return(1);
}
#ifndef APP_INIT
int app_init(long mesgwin)
{
return(1);
}
#endif