apps/apps.c - third_party/openssl - Git at Google

 /* 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

 #ifndef NOPROTO
 int app_init(long mesgwin);
 #else
 int app_init();
 #endif

 #ifdef undef /* never finished - probably never will be :-) */
 int args_from_file(file,argc,argv)
 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(s)
 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(in,out,size)
 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(in,out,size)
 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(from,to)
 char *from;
 char *to;
 	{
 	int ret;

 	ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
 	return(ret?0:-1);
 	}
 #endif

 int chopup_args(arg,buf,argc,argv)
 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(mesgwin)
 long mesgwin;
 	{
 	return(1);
 	}
 #endif
	/* 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

	#ifndef NOPROTO
	int app_init(long mesgwin);
	#else
	int app_init();
	#endif

	#ifdef undef /* never finished - probably never will be :-) */
	int args_from_file(file,argc,argv)
	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 )(i2));

	*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(s)
	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(in,out,size)
	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(in,out,size)
	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(from,to)
	char *from;
	char *to;
	{
	int ret;

	ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING\|MOVEFILE_COPY_ALLOWED);
	return(ret?0:-1);
	}
	#endif

	int chopup_args(arg,buf,argc,argv)
	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(mesgwin)
	long mesgwin;
	{
	return(1);
	}
	#endif