s_time.c

mediastreamer2是开源的网络传输媒体流的库

/* apps/s_time.c */
/* Copyright (C) 1995-1998 Eric Young ([e-mail])
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young ([e-mail]).
 * 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 ([e-mail]).
 * 
 * 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 ([e-mail])"
 *    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 ([e-mail])"
 * 
 * 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.]
 */

#define NO_SHUTDOWN

/*-----------------------------------------
   s_time - SSL client connection timer program
   Written and donated by Larry Streepy <[e-mail]>
  -----------------------------------------*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define USE_SOCKETS
#include "apps.h"
#ifdef OPENSSL_NO_STDIO
#define APPS_WIN16
#endif
#include <openssl/x509.h>
#include <openssl/ssl.h>
#include <openssl/pem.h>
#include "s_apps.h"
#include <openssl/err.h>
#ifdef WIN32_STUFF
#include "winmain.h"
#include "wintext.h"
#endif
#if !defined(OPENSSL_SYS_MSDOS)
#include OPENSSL_UNISTD
#endif

#if !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VXWORKS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC))
#define TIMES
#endif

#ifndef _IRIX
#include <time.h>
#endif
#ifdef TIMES
#include <sys/types.h>
#include <sys/times.h>
#endif

/* Depending on the VMS version, the tms structure is perhaps defined.
   The __TMS macro will show if it was.  If it wasn't defined, we should
   undefine TIMES, since that tells the rest of the program how things
   should be handled.				-- Richard Levitte */
#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
#undef TIMES
#endif

#if !defined(TIMES) && !defined(OPENSSL_SYS_VXWORKS) && !defined(OPENSSL_SYS_NETWARE)
#include <sys/timeb.h>
#endif

#if defined(sun) || defined(__ultrix)
#define _POSIX_SOURCE
#include <limits.h>
#include <sys/param.h>
#endif

/* The following if from times(3) man page.  It may need to be changed
*/
#ifndef HZ
# ifdef _SC_CLK_TCK
#  define HZ ((double)sysconf(_SC_CLK_TCK))
# else
#  ifndef CLK_TCK
#   ifndef _BSD_CLK_TCK_ /* FreeBSD hack */
#    define HZ	100.0
#   else /* _BSD_CLK_TCK_ */
#    define HZ ((double)_BSD_CLK_TCK_)
#   endif
#  else /* CLK_TCK */
#   define HZ ((double)CLK_TCK)
#  endif
# endif
#endif

#undef PROG
#define PROG s_time_main

#undef ioctl
#define ioctl ioctlsocket

#define SSL_CONNECT_NAME	"localhost:4433"

/*#define TEST_CERT "client.pem" */ /* no default cert. */

#undef BUFSIZZ
#define BUFSIZZ 1024*10

#define MYBUFSIZ 1024*8

#undef min
#undef max
#define min(a,b) (((a) < (b)) ? (a) : (b))
#define max(a,b) (((a) > (b)) ? (a) : (b))

#undef SECONDS
#define SECONDS	30
extern int verify_depth;
extern int verify_error;

static void s_time_usage(void);
static int parseArgs( int argc, char **argv );
static SSL *doConnection( SSL *scon );
static void s_time_init(void);

/***********************************************************************
 * Static data declarations
 */

/* static char *port=PORT_STR;*/
static char *host=SSL_CONNECT_NAME;
static char *t_cert_file=NULL;
static char *t_key_file=NULL;
static char *CApath=NULL;
static char *CAfile=NULL;
static char *tm_cipher=NULL;
static int tm_verify = SSL_VERIFY_NONE;
static int maxTime = SECONDS;
static SSL_CTX *tm_ctx=NULL;
static SSL_METHOD *s_time_meth=NULL;
static char *s_www_path=NULL;
static long bytes_read=0; 
static int st_bugs=0;
static int perform=0;
#ifdef FIONBIO
static int t_nbio=0;
#endif
#ifdef OPENSSL_SYS_WIN32
static int exitNow = 0;		/* Set when it's time to exit main */
#endif

static void s_time_init(void)
	{
	host=SSL_CONNECT_NAME;
	t_cert_file=NULL;
	t_key_file=NULL;
	CApath=NULL;
	CAfile=NULL;
	tm_cipher=NULL;
	tm_verify = SSL_VERIFY_NONE;
	maxTime = SECONDS;
	tm_ctx=NULL;
	s_time_meth=NULL;
	s_www_path=NULL;
	bytes_read=0; 
	st_bugs=0;
	perform=0;

#ifdef FIONBIO
	t_nbio=0;
#endif
#ifdef OPENSSL_SYS_WIN32
	exitNow = 0;		/* Set when it's time to exit main */
#endif
	}

/***********************************************************************
 * usage - display usage message
 */
static void s_time_usage(void)
{
	static char umsg[] = "\
-time arg     - max number of seconds to collect data, default %d\n\
-verify arg   - turn on peer certificate verification, arg == depth\n\
-cert arg     - certificate file to use, PEM format assumed\n\
-key arg      - RSA file to use, PEM format assumed, key is in cert file\n\
                file if not specified by this option\n\
-CApath arg   - PEM format directory of CA's\n\
-CAfile arg   - PEM format file of CA's\n\
-cipher       - preferred cipher to use, play with 'openssl ciphers'\n\n";

	printf( "usage: s_time <args>\n\n" );

	printf("-connect host:port - host:port to connect to (default is %s)\n",SSL_CONNECT_NAME);
#ifdef FIONBIO
	printf("-nbio         - Run with non-blocking IO\n");
	printf("-ssl2         - Just use SSLv2\n");
	printf("-ssl3         - Just use SSLv3\n");
	printf("-bugs         - Turn on SSL bug compatibility\n");
	printf("-new          - Just time new connections\n");
	printf("-reuse        - Just time connection reuse\n");
	printf("-www page     - Retrieve 'page' from the site\n");
#endif
	printf( umsg,SECONDS );
}

/***********************************************************************
 * parseArgs - Parse command line arguments and initialize data
 *
 * Returns 0 if ok, -1 on bad args
 */
static int parseArgs(int argc, char **argv)
{
    int badop = 0;

    verify_depth=0;
    verify_error=X509_V_OK;

    argc--;
    argv++;

    while (argc >= 1) {
	if (strcmp(*argv,"-connect") == 0)
		{
		if (--argc < 1) goto bad;
		host= *(++argv);
		}
#if 0
	else if( strcmp(*argv,"-host") == 0)
		{
		if (--argc < 1) goto bad;
		host= *(++argv);
		}
	else if( strcmp(*argv,"-port") == 0)
		{
		if (--argc < 1) goto bad;
		port= *(++argv);
		}
#endif
	else if (strcmp(*argv,"-reuse") == 0)
		perform=2;
	else if (strcmp(*argv,"-new") == 0)
		perform=1;
	else if( strcmp(*argv,"-verify") == 0) {

	    tm_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
	    if (--argc < 1) goto bad;
	    verify_depth=atoi(*(++argv));
	    BIO_printf(bio_err,"verify depth is %d\n",verify_depth);

	} else if( strcmp(*argv,"-cert") == 0) {

	    if (--argc < 1) goto bad;
	    t_cert_file= *(++argv);

	} else if( strcmp(*argv,"-key") == 0) {

	    if (--argc < 1) goto bad;
	    t_key_file= *(++argv);

	} else if( strcmp(*argv,"-CApath") == 0) {

	    if (--argc < 1) goto bad;
	    CApath= *(++argv);

	} else if( strcmp(*argv,"-CAfile") == 0) {

	    if (--argc < 1) goto bad;
	    CAfile= *(++argv);

	} else if( strcmp(*argv,"-cipher") == 0) {

	    if (--argc < 1) goto bad;
	    tm_cipher= *(++argv);
	}
#ifdef FIONBIO
	else if(strcmp(*argv,"-nbio") == 0) {
	    t_nbio=1;
	}
#endif
	else if(strcmp(*argv,"-www") == 0)
		{
		if (--argc < 1) goto bad;
		s_www_path= *(++argv);
		if(strlen(s_www_path) > MYBUFSIZ-100)
			{
			BIO_printf(bio_err,"-www option too long\n");
			badop=1;
			}
		}
	else if(strcmp(*argv,"-bugs") == 0)
	    st_bugs=1;
#ifndef OPENSSL_NO_SSL2
	else if(strcmp(*argv,"-ssl2") == 0)
	    s_time_meth=SSLv2_client_method();
#endif
#ifndef OPENSSL_NO_SSL3
	else if(strcmp(*argv,"-ssl3") == 0)
	    s_time_meth=SSLv3_client_method();
#endif
	else if( strcmp(*argv,"-time") == 0) {

	    if (--argc < 1) goto bad;
	    maxTime= atoi(*(++argv));
	}
	else {
	    BIO_printf(bio_err,"unknown option %s\n",*argv);
	    badop=1;
	    break;
	}

	argc--;
	argv++;
    }

    if (perform == 0) perform=3;

    if(badop) {
bad:
		s_time_usage();
		return -1;
    }

	return 0;			/* Valid args */
}

/***********************************************************************
 * TIME - time functions