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

 /* apps/openssl.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.]
  */

 #ifndef DEBUG
 #undef DEBUG
 #endif

 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
 #include <openssl/bio.h>
 #include <openssl/crypto.h>
 #include <openssl/lhash.h>
 #include <openssl/conf.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
 #include <openssl/ssl.h>
 #define SSLEAY	/* turn off a few special case MONOLITH macros */
 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
 #define SSLEAY_SRC
 #include "apps.h"
 #include "s_apps.h"
 #include <openssl/err.h>

 /*
 #ifdef WINDOWS
 #include "bss_file.c"
 #endif
 */

 static unsigned long MS_CALLBACK hash(FUNCTION *a);
 static int MS_CALLBACK cmp(FUNCTION *a,FUNCTION *b);
 static LHASH *prog_init(void );
 static int do_cmd(LHASH *prog,int argc,char *argv[]);
 LHASH *config=NULL;
 char *default_config_file=NULL;

 #ifdef DEBUG
 static void sig_stop(int i)
 	{
 	char *a=NULL;

 	*a='\0';
 	}
 #endif

 /* Make sure there is only one when MONOLITH is defined */
 #ifdef MONOLITH
 BIO *bio_err=NULL;
 #endif

 int main(int Argc, char *Argv[])
 	{
 	ARGS arg;
 #define PROG_NAME_SIZE	16
 	char pname[PROG_NAME_SIZE];
 	FUNCTION f,*fp;
 	MS_STATIC char *prompt,buf[1024],config_name[256];
 	int n,i,ret=0;
 	int argc;
 	char **argv,*p;
 	LHASH *prog=NULL;
 	long errline;

 	arg.data=NULL;
 	arg.count=0;

 	/* SSLeay_add_ssl_algorithms(); is called in apps_startup() */
 	apps_startup();

 #if defined(DEBUG) && !defined(WINDOWS) && !defined(MSDOS)
 #ifdef SIGBUS
 	signal(SIGBUS,sig_stop);
 #endif
 #ifdef SIGSEGV
 	signal(SIGSEGV,sig_stop);
 #endif
 #endif

 	if (bio_err == NULL)
 		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
 			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);

 	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

 	ERR_load_crypto_strings();

 	/* Lets load up our environment a little */
 	p=getenv("OPENSSL_CONF");
 	if (p == NULL)
 		p=getenv("SSLEAY_CONF");
 	if (p == NULL)
 		{
 		strcpy(config_name,X509_get_default_cert_area());
 #ifndef VMS
 		strcat(config_name,"/");
 #endif
 		strcat(config_name,OPENSSL_CONF);
 		p=config_name;
 		}

 	default_config_file=p;

 	config=CONF_load(config,p,&errline);
 	if (config == NULL) ERR_clear_error();

 	prog=prog_init();

 	/* first check the program name */
 	program_name(Argv[0],pname,PROG_NAME_SIZE);

 	f.name=pname;
 	fp=(FUNCTION *)lh_retrieve(prog,(char *)&f);
 	if (fp != NULL)
 		{
 		Argv[0]=pname;
 		ret=fp->func(Argc,Argv);
 		goto end;
 		}

 	/* ok, now check that there are not arguments, if there are,
 	 * run with them, shifting the ssleay off the front */
 	if (Argc != 1)
 		{
 		Argc--;
 		Argv++;
 		ret=do_cmd(prog,Argc,Argv);
 		if (ret < 0) ret=0;
 		goto end;
 		}

 	/* ok, lets enter the old 'OpenSSL>' mode */

 	for (;;)
 		{
 		ret=0;
 		p=buf;
 		n=1024;
 		i=0;
 		for (;;)
 			{
 			p[0]='\0';
 			if (i++)
 				prompt=">";
 			else	prompt="OpenSSL> ";
 			fputs(prompt,stdout);
 			fflush(stdout);
 			fgets(p,n,stdin);
 			if (p[0] == '\0') goto end;
 			i=strlen(p);
 			if (i <= 1) break;
 			if (p[i-2] != '\\') break;
 			i-=2;
 			p+=i;
 			n-=i;
 			}
 		if (!chopup_args(&arg,buf,&argc,&argv)) break;

 		ret=do_cmd(prog,argc,argv);
 		if (ret < 0)
 			{
 			ret=0;
 			goto end;
 			}
 		if (ret != 0)
 			BIO_printf(bio_err,"error in %s\n",argv[0]);
 		(void)BIO_flush(bio_err);
 		}
 	BIO_printf(bio_err,"bad exit\n");
 	ret=1;
 end:
 	if (config != NULL)
 		{
 		CONF_free(config);
 		config=NULL;
 		}
 	if (prog != NULL) lh_free(prog);
 	if (arg.data != NULL) Free(arg.data);
 	ERR_remove_state(0);

 	EVP_cleanup();
 	ERR_free_strings();

 	CRYPTO_mem_leaks(bio_err);
 	if (bio_err != NULL)
 		{
 		BIO_free(bio_err);
 		bio_err=NULL;
 		}
 	EXIT(ret);
 	}

 #define LIST_STANDARD_COMMANDS "list-standard-commands"
 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
 #define LIST_CIPHER_COMMANDS "list-cipher-commands"

 static int do_cmd(LHASH *prog, int argc, char *argv[])
 	{
 	FUNCTION f,*fp;
 	int i,ret=1,tp,nl;

 	if ((argc <= 0) || (argv[0] == NULL))
 		{ ret=0; goto end; }
 	f.name=argv[0];
 	fp=(FUNCTION *)lh_retrieve(prog,(char *)&f);
 	if (fp != NULL)
 		{
 		ret=fp->func(argc,argv);
 		}
 	else if ((strcmp(argv[0],"quit") == 0) ||
 		(strcmp(argv[0],"q") == 0) ||
 		(strcmp(argv[0],"exit") == 0) ||
 		(strcmp(argv[0],"bye") == 0))
 		{
 		ret= -1;
 		goto end;
 		}
 	else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) ||
 		(strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
 		(strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0))
 		{
 		int list_type;
 		BIO *bio_stdout;

 		if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0)
 			list_type = FUNC_TYPE_GENERAL;
 		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0)
 			list_type = FUNC_TYPE_MD;
 		else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
 			list_type = FUNC_TYPE_CIPHER;
 		bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);

 		for (fp=functions; fp->name != NULL; fp++)
 			if (fp->type == list_type)
 				BIO_printf(bio_stdout, "%s\n", fp->name);
 		BIO_free(bio_stdout);
 		ret=0;
 		goto end;
 		}
 	else
 		{
 		BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n",
 			argv[0]);
 		BIO_printf(bio_err, "\nStandard commands");
 		i=0;
 		tp=0;
 		for (fp=functions; fp->name != NULL; fp++)
 			{
 			nl=0;
 			if (((i++) % 5) == 0)
 				{
 				BIO_printf(bio_err,"\n");
 				nl=1;
 				}
 			if (fp->type != tp)
 				{
 				tp=fp->type;
 				if (!nl) BIO_printf(bio_err,"\n");
 				if (tp == FUNC_TYPE_MD)
 					{
 					i=1;
 					BIO_printf(bio_err,
 						"\nMessage Digest commands (see the `dgst' command for more details)\n");
 					}
 				else if (tp == FUNC_TYPE_CIPHER)
 					{
 					i=1;
 					BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n");
 					}
 				}
 			BIO_printf(bio_err,"%-15s",fp->name);
 			}
 		BIO_printf(bio_err,"\n\n");
 		ret=0;
 		}
 end:
 	return(ret);
 	}

 static int SortFnByName(const void *_f1,const void *_f2)
     {
     const FUNCTION *f1=_f1;
     const FUNCTION *f2=_f2;

     if(f1->type != f2->type)
 	return f1->type-f2->type;
     return strcmp(f1->name,f2->name);
     }

 static LHASH *prog_init(void)
 	{
 	LHASH *ret;
 	FUNCTION *f;
 	int i;

 	/* Purely so it looks nice when the user hits ? */
 	for(i=0,f=functions ; f->name != NULL ; ++f,++i)
 	    ;
 	qsort(functions,i,sizeof *functions,SortFnByName);

 	if ((ret=lh_new(hash,cmp)) == NULL) return(NULL);

 	for (f=functions; f->name != NULL; f++)
 		lh_insert(ret,(char *)f);
 	return(ret);
 	}

 static int MS_CALLBACK cmp(FUNCTION *a, FUNCTION *b)
 	{
 	return(strncmp(a->name,b->name,8));
 	}

 static unsigned long MS_CALLBACK hash(FUNCTION *a)
 	{
 	return(lh_strhash(a->name));
 	}

 #undef SSLEAY
	/* apps/openssl.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.]
	*/

	#ifndef DEBUG
	#undef DEBUG
	#endif

	#include <stdio.h>
	#include <string.h>
	#include <stdlib.h>
	#include <openssl/bio.h>
	#include <openssl/crypto.h>
	#include <openssl/lhash.h>
	#include <openssl/conf.h>
	#include <openssl/x509.h>
	#include <openssl/pem.h>
	#include <openssl/ssl.h>
	#define SSLEAY /* turn off a few special case MONOLITH macros */
	#define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
	#define SSLEAY_SRC
	#include "apps.h"
	#include "s_apps.h"
	#include <openssl/err.h>

	/*
	#ifdef WINDOWS
	#include "bss_file.c"
	#endif
	*/

	static unsigned long MS_CALLBACK hash(FUNCTION *a);
	static int MS_CALLBACK cmp(FUNCTION a,FUNCTION b);
	static LHASH *prog_init(void );
	static int do_cmd(LHASH prog,int argc,char argv[]);
	LHASH *config=NULL;
	char *default_config_file=NULL;

	#ifdef DEBUG
	static void sig_stop(int i)
	{
	char *a=NULL;

	*a='\0';
	}
	#endif

	/* Make sure there is only one when MONOLITH is defined */
	#ifdef MONOLITH
	BIO *bio_err=NULL;
	#endif

	int main(int Argc, char *Argv[])
	{
	ARGS arg;
	#define PROG_NAME_SIZE 16
	char pname[PROG_NAME_SIZE];
	FUNCTION f,*fp;
	MS_STATIC char *prompt,buf[1024],config_name[256];
	int n,i,ret=0;
	int argc;
	char *argv,p;
	LHASH *prog=NULL;
	long errline;

	arg.data=NULL;
	arg.count=0;

	/* SSLeay_add_ssl_algorithms(); is called in apps_startup() */
	apps_startup();

	#if defined(DEBUG) && !defined(WINDOWS) && !defined(MSDOS)
	#ifdef SIGBUS
	signal(SIGBUS,sig_stop);
	#endif
	#ifdef SIGSEGV
	signal(SIGSEGV,sig_stop);
	#endif
	#endif

	if (bio_err == NULL)
	if ((bio_err=BIO_new(BIO_s_file())) != NULL)
	BIO_set_fp(bio_err,stderr,BIO_NOCLOSE\|BIO_FP_TEXT);

	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

	ERR_load_crypto_strings();

	/* Lets load up our environment a little */
	p=getenv("OPENSSL_CONF");
	if (p == NULL)
	p=getenv("SSLEAY_CONF");
	if (p == NULL)
	{
	strcpy(config_name,X509_get_default_cert_area());
	#ifndef VMS
	strcat(config_name,"/");
	#endif
	strcat(config_name,OPENSSL_CONF);
	p=config_name;
	}

	default_config_file=p;

	config=CONF_load(config,p,&errline);
	if (config == NULL) ERR_clear_error();

	prog=prog_init();

	/* first check the program name */
	program_name(Argv[0],pname,PROG_NAME_SIZE);

	f.name=pname;
	fp=(FUNCTION )lh_retrieve(prog,(char )&f);
	if (fp != NULL)
	{
	Argv[0]=pname;
	ret=fp->func(Argc,Argv);
	goto end;
	}

	/* ok, now check that there are not arguments, if there are,
	* run with them, shifting the ssleay off the front */
	if (Argc != 1)
	{
	Argc--;
	Argv++;
	ret=do_cmd(prog,Argc,Argv);
	if (ret < 0) ret=0;
	goto end;
	}

	/* ok, lets enter the old 'OpenSSL>' mode */

	for (;;)
	{
	ret=0;
	p=buf;
	n=1024;
	i=0;
	for (;;)
	{
	p[0]='\0';
	if (i++)
	prompt=">";
	else prompt="OpenSSL> ";
	fputs(prompt,stdout);
	fflush(stdout);
	fgets(p,n,stdin);
	if (p[0] == '\0') goto end;
	i=strlen(p);
	if (i <= 1) break;
	if (p[i-2] != '\\') break;
	i-=2;
	p+=i;
	n-=i;
	}
	if (!chopup_args(&arg,buf,&argc,&argv)) break;

	ret=do_cmd(prog,argc,argv);
	if (ret < 0)
	{
	ret=0;
	goto end;
	}
	if (ret != 0)
	BIO_printf(bio_err,"error in %s\n",argv[0]);
	(void)BIO_flush(bio_err);
	}
	BIO_printf(bio_err,"bad exit\n");
	ret=1;
	end:
	if (config != NULL)
	{
	CONF_free(config);
	config=NULL;
	}
	if (prog != NULL) lh_free(prog);
	if (arg.data != NULL) Free(arg.data);
	ERR_remove_state(0);

	EVP_cleanup();
	ERR_free_strings();

	CRYPTO_mem_leaks(bio_err);
	if (bio_err != NULL)
	{
	BIO_free(bio_err);
	bio_err=NULL;
	}
	EXIT(ret);
	}

	#define LIST_STANDARD_COMMANDS "list-standard-commands"
	#define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
	#define LIST_CIPHER_COMMANDS "list-cipher-commands"

	static int do_cmd(LHASH prog, int argc, char argv[])
	{
	FUNCTION f,*fp;
	int i,ret=1,tp,nl;

	if ((argc <= 0) \|\| (argv[0] == NULL))
	{ ret=0; goto end; }
	f.name=argv[0];
	fp=(FUNCTION )lh_retrieve(prog,(char )&f);
	if (fp != NULL)
	{
	ret=fp->func(argc,argv);
	}
	else if ((strcmp(argv[0],"quit") == 0) \|\|
	(strcmp(argv[0],"q") == 0) \|\|
	(strcmp(argv[0],"exit") == 0) \|\|
	(strcmp(argv[0],"bye") == 0))
	{
	ret= -1;
	goto end;
	}
	else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) \|\|
	(strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) \|\|
	(strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0))
	{
	int list_type;
	BIO *bio_stdout;

	if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0)
	list_type = FUNC_TYPE_GENERAL;
	else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0)
	list_type = FUNC_TYPE_MD;
	else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
	list_type = FUNC_TYPE_CIPHER;
	bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);

	for (fp=functions; fp->name != NULL; fp++)
	if (fp->type == list_type)
	BIO_printf(bio_stdout, "%s\n", fp->name);
	BIO_free(bio_stdout);
	ret=0;
	goto end;
	}
	else
	{
	BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n",
	argv[0]);
	BIO_printf(bio_err, "\nStandard commands");
	i=0;
	tp=0;
	for (fp=functions; fp->name != NULL; fp++)
	{
	nl=0;
	if (((i++) % 5) == 0)
	{
	BIO_printf(bio_err,"\n");
	nl=1;
	}
	if (fp->type != tp)
	{
	tp=fp->type;
	if (!nl) BIO_printf(bio_err,"\n");
	if (tp == FUNC_TYPE_MD)
	{
	i=1;
	BIO_printf(bio_err,
	"\nMessage Digest commands (see the `dgst' command for more details)\n");
	}
	else if (tp == FUNC_TYPE_CIPHER)
	{
	i=1;
	BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n");
	}
	}
	BIO_printf(bio_err,"%-15s",fp->name);
	}
	BIO_printf(bio_err,"\n\n");
	ret=0;
	}
	end:
	return(ret);
	}

	static int SortFnByName(const void _f1,const void _f2)
	{
	const FUNCTION *f1=_f1;
	const FUNCTION *f2=_f2;

	if(f1->type != f2->type)
	return f1->type-f2->type;
	return strcmp(f1->name,f2->name);
	}

	static LHASH *prog_init(void)
	{
	LHASH *ret;
	FUNCTION *f;
	int i;

	/* Purely so it looks nice when the user hits ? */
	for(i=0,f=functions ; f->name != NULL ; ++f,++i)
	;
	qsort(functions,i,sizeof *functions,SortFnByName);

	if ((ret=lh_new(hash,cmp)) == NULL) return(NULL);

	for (f=functions; f->name != NULL; f++)
	lh_insert(ret,(char *)f);
	return(ret);
	}

	static int MS_CALLBACK cmp(FUNCTION a, FUNCTION b)
	{
	return(strncmp(a->name,b->name,8));
	}

	static unsigned long MS_CALLBACK hash(FUNCTION *a)
	{
	return(lh_strhash(a->name));
	}

	#undef SSLEAY