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Sourcecode: xulrunner-1.9 version File versions

strsclnt.c

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Netscape security libraries.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1994-2000
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <string.h>

#include "secutil.h"

#if defined(XP_UNIX)
#include <unistd.h>
#endif
#include <stdlib.h>
#if !defined(_WIN32_WCE)
#include <errno.h>
#include <fcntl.h>
#endif
#include <stdarg.h>

#include "plgetopt.h"

#include "nspr.h"
#include "prio.h"
#include "prnetdb.h"
#include "prerror.h"

#include "pk11func.h"
#include "secitem.h"
#include "sslproto.h"
#include "nss.h"
#include "ssl.h"

#ifndef PORT_Sprintf
#define PORT_Sprintf sprintf
#endif

#ifndef PORT_Strstr
#define PORT_Strstr strstr
#endif

#ifndef PORT_Malloc
#define PORT_Malloc PR_Malloc
#endif

#define RD_BUF_SIZE (60 * 1024)

/* Include these cipher suite arrays to re-use tstclnt's 
 * cipher selection code.
 */

int ssl2CipherSuites[] = {
    SSL_EN_RC4_128_WITH_MD5,                    /* A */
    SSL_EN_RC4_128_EXPORT40_WITH_MD5,           /* B */
    SSL_EN_RC2_128_CBC_WITH_MD5,                /* C */
    SSL_EN_RC2_128_CBC_EXPORT40_WITH_MD5,       /* D */
    SSL_EN_DES_64_CBC_WITH_MD5,                 /* E */
    SSL_EN_DES_192_EDE3_CBC_WITH_MD5,           /* F */
    0
};

int ssl3CipherSuites[] = {
    -1, /* SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA* a */
    -1, /* SSL_FORTEZZA_DMS_WITH_RC4_128_SHA     * b */
    SSL_RSA_WITH_RC4_128_MD5,                   /* c */
    SSL_RSA_WITH_3DES_EDE_CBC_SHA,              /* d */
    SSL_RSA_WITH_DES_CBC_SHA,                   /* e */
    SSL_RSA_EXPORT_WITH_RC4_40_MD5,             /* f */
    SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5,         /* g */
    -1, /* SSL_FORTEZZA_DMS_WITH_NULL_SHA        * h */
    SSL_RSA_WITH_NULL_MD5,                      /* i */
    SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA,         /* j */
    SSL_RSA_FIPS_WITH_DES_CBC_SHA,              /* k */
    TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA,  /* l */
    TLS_RSA_EXPORT1024_WITH_RC4_56_SHA,         /* m */
    SSL_RSA_WITH_RC4_128_SHA,                   /* n */
    TLS_DHE_DSS_WITH_RC4_128_SHA,         /* o */
    SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA,          /* p */
    SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA,          /* q */
    SSL_DHE_RSA_WITH_DES_CBC_SHA,         /* r */
    SSL_DHE_DSS_WITH_DES_CBC_SHA,         /* s */
    TLS_DHE_DSS_WITH_AES_128_CBC_SHA,           /* t */
    TLS_DHE_RSA_WITH_AES_128_CBC_SHA,           /* u */
    TLS_RSA_WITH_AES_128_CBC_SHA,               /* v */
    TLS_DHE_DSS_WITH_AES_256_CBC_SHA,           /* w */
    TLS_DHE_RSA_WITH_AES_256_CBC_SHA,           /* x */
    TLS_RSA_WITH_AES_256_CBC_SHA,               /* y */
    SSL_RSA_WITH_NULL_SHA,                /* z */
    0
};

#define NO_FULLHS_PERCENTAGE -1

/* This global string is so that client main can see 
 * which ciphers to use. 
 */

static const char *cipherString;

static PRInt32 certsTested;
static int MakeCertOK;
static int NoReuse;
static int fullhs = NO_FULLHS_PERCENTAGE; /* percentage of full handshakes to
                                          ** perform */
static PRInt32 globalconid = 0; /* atomically set */
static int total_connections;  /* total number of connections to perform */
static int total_connections_rounded_down_to_hundreds;
static int total_connections_modulo_100;

static PRBool NoDelay;
static PRBool QuitOnTimeout = PR_FALSE;
static PRBool ThrottleUp = PR_FALSE;

static PRLock    * threadLock; /* protects the global variables below */
static PRTime lastConnectFailure;
static PRTime lastConnectSuccess;
static PRTime lastThrottleUp;
static PRInt32 remaining_connections;  /* number of connections left */
static int active_threads = 8; /* number of threads currently trying to
                               ** connect */
static PRInt32 numUsed;
/* end of variables protected by threadLock */

static SSL3Statistics * ssl3stats;

static int failed_already = 0;
static PRBool disableSSL2     = PR_FALSE;
static PRBool disableSSL3     = PR_FALSE;
static PRBool disableTLS      = PR_FALSE;
static PRBool bypassPKCS11    = PR_FALSE;
static PRBool disableLocking  = PR_FALSE;
static PRBool ignoreErrors    = PR_FALSE;
static PRBool enableSessionTickets = PR_FALSE;

PRIntervalTime maxInterval    = PR_INTERVAL_NO_TIMEOUT;

char * progName;

char * ownPasswd( PK11SlotInfo *slot, PRBool retry, void *arg)
{
        char *passwd = NULL;

        if ( (!retry) && arg ) {
                passwd = PL_strdup((char *)arg);
        }

        return passwd;
}

int   stopping;
int   verbose;
SECItem     bigBuf;

#define PRINTF  if (verbose)  printf
#define FPRINTF if (verbose) fprintf

static void
Usage(const char *progName)
{
    fprintf(stderr, 
      "Usage: %s [-n nickname] [-p port] [-d dbdir] [-c connections]\n"
      "          [-23BDNTovqs] [-f filename] [-N | -P percentage]\n"
      "          [-w dbpasswd] [-C cipher(s)] [-t threads] hostname\n"
      " where -v means verbose\n"
        "       -o flag is interpreted as follows:\n"
        "          1 -o   means override the result of server certificate validation.\n"
        "          2 -o's mean skip server certificate validation altogether.\n"
      "       -D means no TCP delays\n"
      "       -q means quit when server gone (timeout rather than retry forever)\n"
      "       -s means disable SSL socket locking\n"
      "       -N means no session reuse\n"
      "       -P means do a specified percentage of full handshakes (0-100)\n"
        "       -2 means disable SSL2\n"
        "       -3 means disable SSL3\n"
        "       -T means disable TLS\n"
        "       -U means enable throttling up threads\n"
      "       -B bypasses the PKCS11 layer for SSL encryption and MACing\n"
      "       -u enable TLS Session Ticket extension\n",
      progName);
    exit(1);
}


static void
errWarn(char * funcString)
{
    PRErrorCode  perr      = PR_GetError();
    const char * errString = SECU_Strerror(perr);

    fprintf(stderr, "strsclnt: %s returned error %d:\n%s\n",
            funcString, perr, errString);
}

static void
errExit(char * funcString)
{
    errWarn(funcString);
    exit(1);
}

/**************************************************************************
** 
** Routines for disabling SSL ciphers.
**
**************************************************************************/

void
disableAllSSLCiphers(void)
{
    const PRUint16 *cipherSuites = SSL_ImplementedCiphers;
    int             i            = SSL_NumImplementedCiphers;
    SECStatus       rv;

    /* disable all the SSL3 cipher suites */
    while (--i >= 0) {
      PRUint16 suite = cipherSuites[i];
        rv = SSL_CipherPrefSetDefault(suite, PR_FALSE);
      if (rv != SECSuccess) {
          printf("SSL_CipherPrefSetDefault didn't like value 0x%04x (i = %d)\n",
               suite, i);
          errWarn("SSL_CipherPrefSetDefault");
          exit(2);
      }
    }
}

/* This invokes the "default" AuthCert handler in libssl.
** The only reason to use this one is that it prints out info as it goes. 
*/
static SECStatus
mySSLAuthCertificate(void *arg, PRFileDesc *fd, PRBool checkSig,
                 PRBool isServer)
{
    SECStatus rv;
    CERTCertificate *    peerCert;

    if (MakeCertOK>=2) {
        return SECSuccess;
    }
    peerCert = SSL_PeerCertificate(fd);

    PRINTF("strsclnt: Subject: %s\nstrsclnt: Issuer : %s\n", 
           peerCert->subjectName, peerCert->issuerName); 
    /* invoke the "default" AuthCert handler. */
    rv = SSL_AuthCertificate(arg, fd, checkSig, isServer);

    PR_AtomicIncrement(&certsTested);
    if (rv == SECSuccess) {
      fputs("strsclnt: -- SSL: Server Certificate Validated.\n", stderr);
    }
    CERT_DestroyCertificate(peerCert);
    /* error, if any, will be displayed by the Bad Cert Handler. */
    return rv;  
}

static SECStatus
myBadCertHandler( void *arg, PRFileDesc *fd)
{
    int err = PR_GetError();
    if (!MakeCertOK)
      fprintf(stderr, 
          "strsclnt: -- SSL: Server Certificate Invalid, err %d.\n%s\n", 
            err, SECU_Strerror(err));
    return (MakeCertOK ? SECSuccess : SECFailure);
}

void 
printSecurityInfo(PRFileDesc *fd)
{
    CERTCertificate * cert = NULL;
    SSL3Statistics * ssl3stats = SSL_GetStatistics();
    SECStatus result;
    SSLChannelInfo    channel;
    SSLCipherSuiteInfo suite;

    static int only_once;

    if (only_once && verbose < 2)
      return;
    only_once = 1;

    result = SSL_GetChannelInfo(fd, &channel, sizeof channel);
    if (result == SECSuccess && 
        channel.length == sizeof channel && 
      channel.cipherSuite) {
      result = SSL_GetCipherSuiteInfo(channel.cipherSuite, 
                              &suite, sizeof suite);
      if (result == SECSuccess) {
          FPRINTF(stderr, 
          "strsclnt: SSL version %d.%d using %d-bit %s with %d-bit %s MAC\n",
             channel.protocolVersion >> 8, channel.protocolVersion & 0xff,
             suite.effectiveKeyBits, suite.symCipherName, 
             suite.macBits, suite.macAlgorithmName);
          FPRINTF(stderr, 
          "strsclnt: Server Auth: %d-bit %s, Key Exchange: %d-bit %s\n",
             channel.authKeyBits, suite.authAlgorithmName,
             channel.keaKeyBits,  suite.keaTypeName);
      }
    }

    cert = SSL_LocalCertificate(fd);
    if (!cert)
      cert = SSL_PeerCertificate(fd);

    if (verbose && cert) {
      char * ip = CERT_NameToAscii(&cert->issuer);
      char * sp = CERT_NameToAscii(&cert->subject);
        if (sp) {
          fprintf(stderr, "strsclnt: subject DN: %s\n", sp);
          PORT_Free(sp);
      }
        if (ip) {
          fprintf(stderr, "strsclnt: issuer  DN: %s\n", ip);
          PORT_Free(ip);
      }
    }
    if (cert) {
      CERT_DestroyCertificate(cert);
      cert = NULL;
    }
    fprintf(stderr,
      "strsclnt: %ld cache hits; %ld cache misses, %ld cache not reusable\n"
      "          %ld stateless resumes\n",
      ssl3stats->hsh_sid_cache_hits, 
      ssl3stats->hsh_sid_cache_misses,
      ssl3stats->hsh_sid_cache_not_ok,
      ssl3stats->hsh_sid_stateless_resumes);

}

/**************************************************************************
** Begin thread management routines and data.
**************************************************************************/

#define MAX_THREADS 128

typedef int startFn(void *a, void *b, int c);


static PRInt32     numConnected;
static int         max_threads;    /* peak threads allowed */

typedef struct perThreadStr {
    void *  a;
    void *  b;
    int         tid;
    int         rv;
    startFn  *  startFunc;
    PRThread *  prThread;
    PRBool  inUse;
} perThread;

perThread threads[MAX_THREADS];

void
thread_wrapper(void * arg)
{
    perThread * slot = (perThread *)arg;
    PRBool done = PR_FALSE;

    do {
        PRBool doop = PR_FALSE;
        PRBool dosleep = PR_FALSE;
        PRTime now = PR_Now();

        PR_Lock(threadLock);
        if (! (slot->tid < active_threads)) {
            /* this thread isn't supposed to be running */
            if (!ThrottleUp) {
                /* we'll never need this thread again, so abort it */
                done = PR_TRUE;
            } else if (remaining_connections > 0) {
                /* we may still need this thread, so just sleep for 1s */
                dosleep = PR_TRUE;
                /* the conditions to trigger a throttle up are :
                ** 1. last PR_Connect failure must have happened more than
                **    10s ago
                ** 2. last throttling up must have happened more than 0.5s ago
                ** 3. there must be a more recent PR_Connect success than
                **    failure
                */
                if ( (now - lastConnectFailure > 10 * PR_USEC_PER_SEC) &&
                    ( (!lastThrottleUp) || ( (now - lastThrottleUp) >=
                                             (PR_USEC_PER_SEC/2)) ) &&
                    (lastConnectSuccess > lastConnectFailure) ) {
                    /* try throttling up by one thread */
                    active_threads = PR_MIN(max_threads, active_threads+1);
                    fprintf(stderr,"active_threads set up to %d\n",
                            active_threads);
                    lastThrottleUp = PR_MAX(now, lastThrottleUp);
                }
            } else {
                /* no more connections left, we are done */
                done = PR_TRUE;
            }
        } else {
            /* this thread should run */
            if (--remaining_connections >= 0) { /* protected by threadLock */
                doop = PR_TRUE;
            } else {
                done = PR_TRUE;
            }
        }
        PR_Unlock(threadLock);
        if (doop) {
            slot->rv = (* slot->startFunc)(slot->a, slot->b, slot->tid);
            PRINTF("strsclnt: Thread in slot %d returned %d\n", 
                   slot->tid, slot->rv);
        }
        if (dosleep) {
            PR_Sleep(PR_SecondsToInterval(1));
        }
    } while (!done && (!failed_already || ignoreErrors));
}

SECStatus
launch_thread(
    startFn *     startFunc,
    void *  a,
    void *  b,
    int         tid)
{
    PRUint32 i;
    perThread * slot;

    PR_Lock(threadLock);

    PORT_Assert(numUsed < MAX_THREADS);
    if (! (numUsed < MAX_THREADS)) {
        PR_Unlock(threadLock);
        return SECFailure;
    }

    i = numUsed++;
    slot = &threads[i];
    slot->a = a;
    slot->b = b;
    slot->tid = tid;

    slot->startFunc = startFunc;

    slot->prThread      = PR_CreateThread(PR_USER_THREAD,
                                      thread_wrapper, slot,
                              PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD,
                              PR_JOINABLE_THREAD, 0);
    if (slot->prThread == NULL) {
      PR_Unlock(threadLock);
      printf("strsclnt: Failed to launch thread!\n");
      return SECFailure;
    } 

    slot->inUse   = 1;
    PR_Unlock(threadLock);
    PRINTF("strsclnt: Launched thread in slot %d \n", i);

    return SECSuccess;
}

/* join all the threads */
int 
reap_threads(void)
{
    int         i;

    for (i = 0; i < MAX_THREADS; ++i) {
        if (threads[i].prThread) {
            PR_JoinThread(threads[i].prThread);
            threads[i].prThread = NULL;
        }
    }
    return 0;
}

void
destroy_thread_data(void)
{
    PORT_Memset(threads, 0, sizeof threads);

    if (threadLock) {
      PR_DestroyLock(threadLock);
      threadLock = NULL;
    }
}

void
init_thread_data(void)
{
    threadLock = PR_NewLock();
}

/**************************************************************************
** End   thread management routines.
**************************************************************************/

PRBool useModelSocket = PR_TRUE;

static const char stopCmd[] = { "GET /stop " };
static const char outHeader[] = {
    "HTTP/1.0 200 OK\r\n"
    "Server: Netscape-Enterprise/2.0a\r\n"
    "Date: Tue, 26 Aug 1997 22:10:05 GMT\r\n"
    "Content-type: text/plain\r\n"
    "\r\n"
};

struct lockedVarsStr {
    PRLock *      lock;
    int           count;
    int           waiters;
    PRCondVar *   condVar;
};

typedef struct lockedVarsStr lockedVars;

void 
lockedVars_Init( lockedVars * lv)
{
    lv->count   = 0;
    lv->waiters = 0;
    lv->lock    = PR_NewLock();
    lv->condVar = PR_NewCondVar(lv->lock);
}

void
lockedVars_Destroy( lockedVars * lv)
{
    PR_DestroyCondVar(lv->condVar);
    lv->condVar = NULL;

    PR_DestroyLock(lv->lock);
    lv->lock = NULL;
}

void
lockedVars_WaitForDone(lockedVars * lv)
{
    PR_Lock(lv->lock);
    while (lv->count > 0) {
      PR_WaitCondVar(lv->condVar, PR_INTERVAL_NO_TIMEOUT);
    }
    PR_Unlock(lv->lock);
}

int   /* returns count */
lockedVars_AddToCount(lockedVars * lv, int addend)
{
    int rv;

    PR_Lock(lv->lock);
    rv = lv->count += addend;
    if (rv <= 0) {
      PR_NotifyCondVar(lv->condVar);
    }
    PR_Unlock(lv->lock);
    return rv;
}

int
do_writes(
    void *       a,
    void *       b,
    int          c)
{
    PRFileDesc *  ssl_sock    = (PRFileDesc *)a;
    lockedVars *  lv          = (lockedVars *)b;
    int                 sent              = 0;
    int           count       = 0;

    while (sent < bigBuf.len) {

      count = PR_Send(ssl_sock, bigBuf.data + sent, bigBuf.len - sent, 
                      0, maxInterval);
      if (count < 0) {
          errWarn("PR_Send bigBuf");
          break;
      }
      FPRINTF(stderr, "strsclnt: PR_Send wrote %d bytes from bigBuf\n", 
            count );
      sent += count;
    }
    if (count >= 0) {   /* last write didn't fail. */
      PR_Shutdown(ssl_sock, PR_SHUTDOWN_SEND);
    }

    /* notify the reader that we're done. */
    lockedVars_AddToCount(lv, -1);
    return (sent < bigBuf.len) ? SECFailure : SECSuccess;
}

int 
handle_fdx_connection( PRFileDesc * ssl_sock, int connection)
{
    SECStatus          result;
    int                firstTime = 1;
    int                countRead = 0;
    lockedVars         lv;
    char               *buf;


    lockedVars_Init(&lv);
    lockedVars_AddToCount(&lv, 1);

    /* Attempt to launch the writer thread. */
    result = launch_thread(do_writes, ssl_sock, &lv, connection);

    if (result != SECSuccess) 
      goto cleanup;

    buf = PR_Malloc(RD_BUF_SIZE);

    if (buf) {
      do {
          /* do reads here. */
          PRInt32 count;

          count = PR_Recv(ssl_sock, buf, RD_BUF_SIZE, 0, maxInterval);
          if (count < 0) {
            errWarn("PR_Recv");
            break;
          }
          countRead += count;
          FPRINTF(stderr, 
                "strsclnt: connection %d read %d bytes (%d total).\n", 
                connection, count, countRead );
          if (firstTime) {
            firstTime = 0;
            printSecurityInfo(ssl_sock);
          }
      } while (lockedVars_AddToCount(&lv, 0) > 0);
      PR_Free(buf);
      buf = 0;
    }

    /* Wait for writer to finish */
    lockedVars_WaitForDone(&lv);
    lockedVars_Destroy(&lv);

    FPRINTF(stderr, 
    "strsclnt: connection %d read %d bytes total. -----------------------\n", 
          connection, countRead);

cleanup:
    /* Caller closes the socket. */

    return SECSuccess;
}

const char request[] = {"GET /abc HTTP/1.0\r\n\r\n" };

SECStatus
handle_connection( PRFileDesc *ssl_sock, int tid)
{
    int         countRead = 0;
    PRInt32 rv;
    char    *buf;

    buf = PR_Malloc(RD_BUF_SIZE);
    if (!buf)
      return SECFailure;

    /* compose the http request here. */

    rv = PR_Send(ssl_sock, request, strlen(request), 0, maxInterval);
    if (rv <= 0) {
      errWarn("PR_Send");
      PR_Free(buf);
      buf = 0;
        failed_already = 1;
      return SECFailure;
    }
    printSecurityInfo(ssl_sock);

    /* read until EOF */
    while (1) {
      rv = PR_Recv(ssl_sock, buf, RD_BUF_SIZE, 0, maxInterval);
      if (rv == 0) {
          break;  /* EOF */
      }
      if (rv < 0) {
          errWarn("PR_Recv");
          failed_already = 1;
          break;
      }

      countRead += rv;
      FPRINTF(stderr,
                "strsclnt: connection on thread %d read %d bytes (%d total).\n",
            tid, rv, countRead );
    }
    PR_Free(buf);
    buf = 0;

    /* Caller closes the socket. */

    FPRINTF(stderr, 
    "strsclnt: connection on thread %d read %d bytes total. ---------\n", 
          tid, countRead);

    return SECSuccess;  /* success */
}

#define USE_SOCK_PEER_ID 1

#ifdef USE_SOCK_PEER_ID

PRInt32 lastFullHandshakePeerID;

void
myHandshakeCallback(PRFileDesc *socket, void *arg) 
{
    PR_AtomicSet(&lastFullHandshakePeerID, (PRInt32) arg);
}

#endif

/* one copy of this function is launched in a separate thread for each
** connection to be made.
*/
int
do_connects(
    void *  a,
    void *  b,
    int         tid)
{
    PRNetAddr  *        addr        = (PRNetAddr *)  a;
    PRFileDesc *        model_sock  = (PRFileDesc *) b;
    PRFileDesc *        ssl_sock    = 0;
    PRFileDesc *        tcp_sock    = 0;
    PRStatus              prStatus;
    PRUint32            sleepInterval     = 50; /* milliseconds */
    SECStatus     result;
    int                 rv          = SECSuccess;
    PRSocketOptionData  opt;

retry:

    tcp_sock = PR_OpenTCPSocket(addr->raw.family);
    if (tcp_sock == NULL) {
      errExit("PR_OpenTCPSocket");
    }

    opt.option             = PR_SockOpt_Nonblocking;
    opt.value.non_blocking = PR_FALSE;
    prStatus = PR_SetSocketOption(tcp_sock, &opt);
    if (prStatus != PR_SUCCESS) {
      errWarn("PR_SetSocketOption(PR_SockOpt_Nonblocking, PR_FALSE)");
      PR_Close(tcp_sock);
      return SECSuccess;
    } 

    if (NoDelay) {
      opt.option         = PR_SockOpt_NoDelay;
      opt.value.no_delay = PR_TRUE;
      prStatus = PR_SetSocketOption(tcp_sock, &opt);
      if (prStatus != PR_SUCCESS) {
          errWarn("PR_SetSocketOption(PR_SockOpt_NoDelay, PR_TRUE)");
          PR_Close(tcp_sock);
          return SECSuccess;
      } 
    }

    prStatus = PR_Connect(tcp_sock, addr, PR_INTERVAL_NO_TIMEOUT);
    if (prStatus != PR_SUCCESS) {
        PRErrorCode err = PR_GetError(); /* save error code */
        if (ThrottleUp) {
            PRTime now = PR_Now();
            PR_Lock(threadLock);
            lastConnectFailure = PR_MAX(now, lastConnectFailure);
            PR_Unlock(threadLock);
        }
        if ((err == PR_CONNECT_REFUSED_ERROR) || 
          (err == PR_CONNECT_RESET_ERROR)      ) {
          int connections = numConnected;

          PR_Close(tcp_sock);
            PR_Lock(threadLock);
            if (connections > 2 && active_threads >= connections) {
                active_threads = connections - 1;
                fprintf(stderr,"active_threads set down to %d\n",
                        active_threads);
            }
            PR_Unlock(threadLock);

            if (QuitOnTimeout && sleepInterval > 40000) {
                fprintf(stderr,
                  "strsclnt: Client timed out waiting for connection to server.\n");
                exit(1);
            }
          PR_Sleep(PR_MillisecondsToInterval(sleepInterval));
          sleepInterval <<= 1;
          goto retry;
      }
      errWarn("PR_Connect");
      rv = SECFailure;
      goto done;
    } else {
        if (ThrottleUp) {
            PRTime now = PR_Now();
            PR_Lock(threadLock);
            lastConnectSuccess = PR_MAX(now, lastConnectSuccess);
            PR_Unlock(threadLock);
        }
    }

    ssl_sock = SSL_ImportFD(model_sock, tcp_sock);
    /* XXX if this import fails, close tcp_sock and return. */
    if (!ssl_sock) {
      PR_Close(tcp_sock);
      return SECSuccess;
    }
    if (fullhs != NO_FULLHS_PERCENTAGE) {
#ifdef USE_SOCK_PEER_ID
        char sockPeerIDString[512];
        static PRInt32 sockPeerID = 0; /* atomically incremented */
        PRInt32 thisPeerID;
#endif
        PRInt32 savid = PR_AtomicIncrement(&globalconid);
        PRInt32 conid = 1 + (savid - 1) % 100;
        /* don't change peer ID on the very first handshake, which is always
           a full, so the session gets stored into the client cache */
        if ( (savid != 1) &&
            ( ( (savid <= total_connections_rounded_down_to_hundreds) &&
                (conid <= fullhs) ) ||
              (conid*100 <= total_connections_modulo_100*fullhs ) ) ) 
#ifdef USE_SOCK_PEER_ID
        {
            /* force a full handshake by changing the socket peer ID */
            thisPeerID = PR_AtomicIncrement(&sockPeerID);
        } else {
            /* reuse previous sockPeerID for restart handhsake */
            thisPeerID = lastFullHandshakePeerID;
        }
        PR_snprintf(sockPeerIDString, sizeof(sockPeerIDString), "ID%d",
                    thisPeerID);
        SSL_SetSockPeerID(ssl_sock, sockPeerIDString);
        SSL_HandshakeCallback(ssl_sock, myHandshakeCallback, (void*)thisPeerID);
#else
            /* force a full handshake by setting the no cache option */
            SSL_OptionSet(ssl_sock, SSL_NO_CACHE, 1);
#endif
    }
    rv = SSL_ResetHandshake(ssl_sock, /* asServer */ 0);
    if (rv != SECSuccess) {
      errWarn("SSL_ResetHandshake");
      goto done;
    }

    PR_AtomicIncrement(&numConnected);

    if (bigBuf.data != NULL) {
      result = handle_fdx_connection( ssl_sock, tid);
    } else {
      result = handle_connection( ssl_sock, tid);
    }

    PR_AtomicDecrement(&numConnected);

done:
    if (ssl_sock) {
      PR_Close(ssl_sock);
    } else if (tcp_sock) {
      PR_Close(tcp_sock);
    }
    return SECSuccess;
}


typedef struct {
    PRLock* lock;
    char* nickname;
    CERTCertificate* cert;
    SECKEYPrivateKey* key;
    char* password;
} cert_and_key;

PRBool FindCertAndKey(cert_and_key* Cert_And_Key)
{
    if ( (NULL == Cert_And_Key->nickname) || (0 == strcmp(Cert_And_Key->nickname,"none"))) {
        return PR_TRUE;
    }
    Cert_And_Key->cert = CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
                            Cert_And_Key->nickname, certUsageSSLClient,
                            PR_FALSE, Cert_And_Key->password);
    if (Cert_And_Key->cert) {
        Cert_And_Key->key = PK11_FindKeyByAnyCert(Cert_And_Key->cert, Cert_And_Key->password);
    }
    if (Cert_And_Key->cert && Cert_And_Key->key) {
        return PR_TRUE;
    } else {
        return PR_FALSE;
    }
}

PRBool LoggedIn(CERTCertificate* cert, SECKEYPrivateKey* key)
{
    if ( (cert->slot) && (key->pkcs11Slot) &&
         (PR_TRUE == PK11_IsLoggedIn(cert->slot, NULL)) &&
         (PR_TRUE == PK11_IsLoggedIn(key->pkcs11Slot, NULL)) ) {
        return PR_TRUE;
    }
 
    return PR_FALSE;
}

SECStatus 
StressClient_GetClientAuthData(void * arg,
                      PRFileDesc * socket,
                  struct CERTDistNamesStr * caNames,
                  struct CERTCertificateStr ** pRetCert,
                  struct SECKEYPrivateKeyStr **pRetKey)
{
    cert_and_key* Cert_And_Key = (cert_and_key*) arg;

    if (!pRetCert || !pRetKey) {
        /* bad pointers, can't return a cert or key */
        return SECFailure;
    }

    *pRetCert = NULL;
    *pRetKey = NULL;

    if (Cert_And_Key && Cert_And_Key->nickname) {
        while (PR_TRUE) {
            if (Cert_And_Key && Cert_And_Key->lock) {
                int timeout = 0;
                PR_Lock(Cert_And_Key->lock);

                if (Cert_And_Key->cert) {
                    *pRetCert = CERT_DupCertificate(Cert_And_Key->cert);
                }

                if (Cert_And_Key->key) {
                    *pRetKey = SECKEY_CopyPrivateKey(Cert_And_Key->key);
                }
                PR_Unlock(Cert_And_Key->lock);
                if (!*pRetCert || !*pRetKey) {
                    /* one or both of them failed to copy. Either the source was NULL, or there was
                    ** an out of memory condition. Free any allocated copy and fail */
                    if (*pRetCert) {
                        CERT_DestroyCertificate(*pRetCert);
                        *pRetCert = NULL;
                    }
                    if (*pRetKey) {
                        SECKEY_DestroyPrivateKey(*pRetKey);
                        *pRetKey = NULL;
                    }
                    break;
                }
                /* now check if those objects are valid */
                if ( PR_FALSE == LoggedIn(*pRetCert, *pRetKey) ) {
                    /* token is no longer logged in, it was removed */

                    /* first, delete and clear our invalid local objects */
                    CERT_DestroyCertificate(*pRetCert);
                    SECKEY_DestroyPrivateKey(*pRetKey);
                    *pRetCert = NULL;
                    *pRetKey = NULL;

                    PR_Lock(Cert_And_Key->lock);
                    /* check if another thread already logged back in */
                    if (PR_TRUE == LoggedIn(Cert_And_Key->cert, Cert_And_Key->key)) {
                        /* yes : try again */
                        PR_Unlock(Cert_And_Key->lock);
                        continue;
                    }
                    /* this is the thread to retry */
                    CERT_DestroyCertificate(Cert_And_Key->cert);
                    SECKEY_DestroyPrivateKey(Cert_And_Key->key);
                    Cert_And_Key->cert = NULL;
                    Cert_And_Key->key = NULL;


                    /* now look up the cert and key again */
                    while (PR_FALSE == FindCertAndKey(Cert_And_Key) ) {
                        PR_Sleep(PR_SecondsToInterval(1));
                        timeout++;
                        if (timeout>=60) {
                            printf("\nToken pulled and not reinserted early enough : aborting.\n");
                            exit(1);
                        }
                    }
                    PR_Unlock(Cert_And_Key->lock);
                    continue;
                    /* try again to reduce code size */
                }
                return SECSuccess;
            }
        }
        *pRetCert = NULL;
        *pRetKey = NULL;
        return SECFailure;
    } else {
        /* no cert configured, automatically find the right cert. */
        CERTCertificate *  cert = NULL;
        SECKEYPrivateKey * privkey = NULL;
        CERTCertNicknames * names;
        int                 i;
        void *             proto_win = NULL;
        SECStatus          rv         = SECFailure;

        if (Cert_And_Key) {
            proto_win = Cert_And_Key->password;
        }

        names = CERT_GetCertNicknames(CERT_GetDefaultCertDB(),
                                      SEC_CERT_NICKNAMES_USER, proto_win);
        if (names != NULL) {
            for (i = 0; i < names->numnicknames; i++) {
                cert = CERT_FindUserCertByUsage(CERT_GetDefaultCertDB(),
                            names->nicknames[i], certUsageSSLClient,
                            PR_FALSE, proto_win);     
                if ( !cert )
                    continue;
                /* Only check unexpired certs */
                if (CERT_CheckCertValidTimes(cert, PR_Now(), PR_TRUE) != 
                                             secCertTimeValid ) {
                    CERT_DestroyCertificate(cert);
                    continue;
                }
                rv = NSS_CmpCertChainWCANames(cert, caNames);
                if ( rv == SECSuccess ) {
                    privkey = PK11_FindKeyByAnyCert(cert, proto_win);
                    if ( privkey )
                        break;
                }
                rv = SECFailure;
                CERT_DestroyCertificate(cert);
            }
            CERT_FreeNicknames(names);
        }
        if (rv == SECSuccess) {
            *pRetCert = cert;
            *pRetKey  = privkey;
        }
        return rv;
    }
}

int 
hexchar_to_int(int c) 
{
    if (((c) >= '0') && ((c) <= '9'))
      return (c) - '0'; 
    if (((c) >= 'a') && ((c) <= 'f'))
      return (c) - 'a' + 10;
    if (((c) >= 'A') && ((c) <= 'F'))
      return (c) - 'A' + 10; 
    failed_already = 1;
    return -1;
}

void
client_main(
    unsigned short      port, 
    int                 connections,
    cert_and_key* Cert_And_Key,
    const char *  hostName)
{
    PRFileDesc *model_sock    = NULL;
    int         i;
    int         rv;
    PRStatus    status;
    PRNetAddr   addr;

    status = PR_StringToNetAddr(hostName, &addr);
    if (status == PR_SUCCESS) {
      addr.inet.port = PR_htons(port);
    } else {
      /* Lookup host */
      PRAddrInfo *addrInfo;
      void       *enumPtr   = NULL;

      addrInfo = PR_GetAddrInfoByName(hostName, PR_AF_UNSPEC, 
                                      PR_AI_ADDRCONFIG | PR_AI_NOCANONNAME);
      if (!addrInfo) {
          SECU_PrintError(progName, "error looking up host");
          return;
      }
      do {
          enumPtr = PR_EnumerateAddrInfo(enumPtr, addrInfo, port, &addr);
      } while (enumPtr != NULL &&
             addr.raw.family != PR_AF_INET &&
             addr.raw.family != PR_AF_INET6);
      PR_FreeAddrInfo(addrInfo);
      if (enumPtr == NULL) {
          SECU_PrintError(progName, "error looking up host address");
          return;
      }
    }

    /* all suites except RSA_NULL_MD5 are enabled by Domestic Policy */
    NSS_SetDomesticPolicy();

    /* all the SSL2 and SSL3 cipher suites are enabled by default. */
    if (cipherString) {
        int ndx;

        /* disable all the ciphers, then enable the ones we want. */
        disableAllSSLCiphers();

        while (0 != (ndx = *cipherString)) {
          const char * startCipher = cipherString++;
            int  cipher = 0;
          SECStatus rv;

          if (ndx == ':') {
            cipher  = hexchar_to_int(*cipherString++);
            cipher <<= 4;
            cipher |= hexchar_to_int(*cipherString++);
            cipher <<= 4;
            cipher |= hexchar_to_int(*cipherString++);
            cipher <<= 4;
            cipher |= hexchar_to_int(*cipherString++);
            if (cipher <= 0) {
                fprintf(stderr, "strsclnt: Invalid cipher value: %-5.5s\n",
                                startCipher);
                failed_already = 1;
                return;
            }
          } else {
            if (isalpha(ndx)) {
                const int *cptr;

                cptr = islower(ndx) ? ssl3CipherSuites : ssl2CipherSuites;
                for (ndx &= 0x1f; (cipher = *cptr++) != 0 && --ndx > 0; ) 
                  /* do nothing */;
            }
            if (cipher <= 0) {
                fprintf(stderr, "strsclnt: Invalid cipher letter: %c\n", 
                                *startCipher);
                failed_already = 1;
                return;
            }
          }
          rv = SSL_CipherPrefSetDefault(cipher, PR_TRUE);
          if (rv != SECSuccess) {
            fprintf(stderr, 
                  "strsclnt: SSL_CipherPrefSetDefault(0x%04x) failed\n",
                  cipher);
            failed_already = 1;
            return;
          }
        }
    }

    /* configure model SSL socket. */

    model_sock = PR_OpenTCPSocket(addr.raw.family);
    if (model_sock == NULL) {
      errExit("PR_OpenTCPSocket for model socket");
    }

    model_sock = SSL_ImportFD(NULL, model_sock);
    if (model_sock == NULL) {
      errExit("SSL_ImportFD");
    }

    /* do SSL configuration. */

    rv = SSL_OptionSet(model_sock, SSL_SECURITY,
        !(disableSSL2 && disableSSL3 && disableTLS));
    if (rv < 0) {
      errExit("SSL_OptionSet SSL_SECURITY");
    }

    /* disabling SSL2 compatible hellos also disables SSL2 */
    rv = SSL_OptionSet(model_sock, SSL_V2_COMPATIBLE_HELLO, !disableSSL2);
    if (rv != SECSuccess) {
      errExit("error enabling SSLv2 compatible hellos ");
    }

    rv = SSL_OptionSet(model_sock, SSL_ENABLE_SSL3, !disableSSL3);
    if (rv != SECSuccess) {
      errExit("error enabling SSLv3 ");
    }

    rv = SSL_OptionSet(model_sock, SSL_ENABLE_TLS, !disableTLS);
    if (rv != SECSuccess) {
      errExit("error enabling TLS ");
    }

    if (bigBuf.data) { /* doing FDX */
      rv = SSL_OptionSet(model_sock, SSL_ENABLE_FDX, 1);
      if (rv < 0) {
          errExit("SSL_OptionSet SSL_ENABLE_FDX");
      }
    }

    if (NoReuse) {
      rv = SSL_OptionSet(model_sock, SSL_NO_CACHE, 1);
      if (rv < 0) {
          errExit("SSL_OptionSet SSL_NO_CACHE");
      }
    }

    if (bypassPKCS11) {
      rv = SSL_OptionSet(model_sock, SSL_BYPASS_PKCS11, 1);
      if (rv < 0) {
          errExit("SSL_OptionSet SSL_BYPASS_PKCS11");
      }
    }

    if (disableLocking) {
        rv = SSL_OptionSet(model_sock, SSL_NO_LOCKS, 1);
      if (rv < 0) {
          errExit("SSL_OptionSet SSL_NO_LOCKS");
      }
    }

    if (enableSessionTickets) {
      rv = SSL_OptionSet(model_sock, SSL_ENABLE_SESSION_TICKETS, PR_TRUE);
      if (rv != SECSuccess)
          errExit("SSL_OptionSet SSL_ENABLE_SESSION_TICKETS");
    }

    SSL_SetURL(model_sock, hostName);

    SSL_AuthCertificateHook(model_sock, mySSLAuthCertificate, 
                  (void *)CERT_GetDefaultCertDB());
    SSL_BadCertHook(model_sock, myBadCertHandler, NULL);

    SSL_GetClientAuthDataHook(model_sock, StressClient_GetClientAuthData, (void*)Cert_And_Key);

    /* I'm not going to set the HandshakeCallback function. */

    /* end of ssl configuration. */

    init_thread_data();

    remaining_connections = total_connections = connections;
    total_connections_modulo_100 = total_connections % 100;
    total_connections_rounded_down_to_hundreds =
        total_connections - total_connections_modulo_100;

    if (!NoReuse) {
        remaining_connections = 1;
      rv = launch_thread(do_connects, &addr, model_sock, 0);
      /* wait for the first connection to terminate, then launch the rest. */
      reap_threads();
        remaining_connections = total_connections - 1 ;
    }
    if (remaining_connections > 0) {
        active_threads  = PR_MIN(active_threads, remaining_connections);
      /* Start up the threads */
      for (i=0;i<active_threads;i++) {
          rv = launch_thread(do_connects, &addr, model_sock, i);
      }
      reap_threads();
    }
    destroy_thread_data();

    PR_Close(model_sock);
}

SECStatus
readBigFile(const char * fileName)
{
    PRFileInfo  info;
    PRStatus      status;
    SECStatus     rv    = SECFailure;
    int           count;
    int           hdrLen;
    PRFileDesc *local_file_fd = NULL;

    status = PR_GetFileInfo(fileName, &info);

    if (status == PR_SUCCESS &&
      info.type == PR_FILE_FILE &&
      info.size > 0 &&
      NULL != (local_file_fd = PR_Open(fileName, PR_RDONLY, 0))) {

      hdrLen      = PORT_Strlen(outHeader);
      bigBuf.len  = hdrLen + info.size;
      bigBuf.data = PORT_Malloc(bigBuf.len + 4095);
      if (!bigBuf.data) {
          errWarn("PORT_Malloc");
          goto done;
      }

      PORT_Memcpy(bigBuf.data, outHeader, hdrLen);

      count = PR_Read(local_file_fd, bigBuf.data + hdrLen, info.size);
      if (count != info.size) {
          errWarn("PR_Read local file");
          goto done;
      }
      rv = SECSuccess;
done:
      PR_Close(local_file_fd);
    }
    return rv;
}

int
main(int argc, char **argv)
{
    const char *         dir         = ".";
    const char *         fileName    = NULL;
    char *               hostName    = NULL;
    char *               nickName    = NULL;
    char *               tmp         = NULL;
    char *         passwd      = NULL;
    int                  connections = 1;
    int                  exitVal;
    int                  tmpInt;
    unsigned short       port        = 443;
    SECStatus            rv;
    PLOptState *         optstate;
    PLOptStatus          status;
    cert_and_key Cert_And_Key;

    /* Call the NSPR initialization routines */
    PR_Init( PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);

    tmp      = strrchr(argv[0], '/');
    tmp      = tmp ? tmp + 1 : argv[0];
    progName = strrchr(tmp, '\\');
    progName = progName ? progName + 1 : tmp;
 

    optstate = PL_CreateOptState(argc, argv, "23BC:DNP:TUc:d:f:in:op:qst:uvw:");
    while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
      switch(optstate->option) {

      case '2': disableSSL2 = PR_TRUE; break;

      case '3': disableSSL3 = PR_TRUE; break;

      case 'B': bypassPKCS11 = PR_TRUE; break;

      case 'C': cipherString = optstate->value; break;

      case 'D': NoDelay = PR_TRUE; break;

      case 'N': NoReuse = 1; break;
        
      case 'P': fullhs = PORT_Atoi(optstate->value); break;

      case 'T': disableTLS = PR_TRUE; break;
            
      case 'U': ThrottleUp = PR_TRUE; break;

      case 'c': connections = PORT_Atoi(optstate->value); break;

      case 'd': dir = optstate->value; break;

      case 'f': fileName = optstate->value; break;

      case 'i': ignoreErrors = PR_TRUE; break;

        case 'n': nickName = PL_strdup(optstate->value); break;

      case 'o': MakeCertOK++; break;

      case 'p': port = PORT_Atoi(optstate->value); break;

      case 'q': QuitOnTimeout = PR_TRUE; break;

      case 's': disableLocking = PR_TRUE; break;

      case 't':
          tmpInt = PORT_Atoi(optstate->value);
          if (tmpInt > 0 && tmpInt < MAX_THREADS) 
              max_threads = active_threads = tmpInt;
          break;

      case 'u': enableSessionTickets = PR_TRUE; break;

      case 'v': verbose++; break;

      case 'w': passwd = PL_strdup(optstate->value); break;

      case 0:   /* positional parameter */
          if (hostName) {
            Usage(progName);
          }
          hostName = PL_strdup(optstate->value);
          break;

      default:
      case '?':
          Usage(progName);
          break;

      }
    }
    PL_DestroyOptState(optstate);

    if (!hostName || status == PL_OPT_BAD)
      Usage(progName);

    if (fullhs!= NO_FULLHS_PERCENTAGE && (fullhs < 0 || fullhs>100 || NoReuse) )
        Usage(progName);

    if (port == 0)
      Usage(progName);

    if (fileName)
      readBigFile(fileName);

    /* set our password function */
    if ( passwd ) {
      PK11_SetPasswordFunc(ownPasswd);
    } else {
      PK11_SetPasswordFunc(SECU_GetModulePassword);
    }

    tmp = PR_GetEnv("NSS_DEBUG_TIMEOUT");
    if (tmp && tmp[0]) {
        int sec = PORT_Atoi(tmp);
      if (sec > 0) {
          maxInterval = PR_SecondsToInterval(sec);
      }
    }

    /* Call the libsec initialization routines */
    rv = NSS_Initialize(dir, "", "", SECMOD_DB, NSS_INIT_READONLY);
    if (rv != SECSuccess) {
      fputs("NSS_Init failed.\n", stderr);
      exit(1);
    }
    ssl3stats = SSL_GetStatistics();
    Cert_And_Key.lock = PR_NewLock();
    Cert_And_Key.nickname = nickName;
    Cert_And_Key.password = passwd;
    Cert_And_Key.cert = NULL;
    Cert_And_Key.key = NULL;

    if (PR_FALSE == FindCertAndKey(&Cert_And_Key)) {

      if (Cert_And_Key.cert == NULL) {
          fprintf(stderr, "strsclnt: Can't find certificate %s\n", Cert_And_Key.nickname);
          exit(1);
      }

      if (Cert_And_Key.key == NULL) {
          fprintf(stderr, "strsclnt: Can't find Private Key for cert %s\n", 
                Cert_And_Key.nickname);
          exit(1);
      }

    }

    client_main(port, connections, &Cert_And_Key, hostName);

    /* clean up */
    if (Cert_And_Key.cert) {
      CERT_DestroyCertificate(Cert_And_Key.cert);
    }
    if (Cert_And_Key.key) {
      SECKEY_DestroyPrivateKey(Cert_And_Key.key);
    }

    PR_DestroyLock(Cert_And_Key.lock);

    if (Cert_And_Key.password) {
        PL_strfree(Cert_And_Key.password);
    }
    if (Cert_And_Key.nickname) {
        PL_strfree(Cert_And_Key.nickname);
    }

    PL_strfree(hostName);

    /* some final stats. */
    if (ssl3stats->hsh_sid_cache_hits +
      ssl3stats->hsh_sid_cache_misses +
      ssl3stats->hsh_sid_cache_not_ok +
      ssl3stats->hsh_sid_stateless_resumes == 0) {
      /* presumably we were testing SSL2. */
      printf("strsclnt: SSL2 - %d server certificates tested.\n",
               certsTested);
    } else {
      printf(
      "strsclnt: %ld cache hits; %ld cache misses, %ld cache not reusable\n"
      "          %ld stateless resumes\n",
          ssl3stats->hsh_sid_cache_hits, 
          ssl3stats->hsh_sid_cache_misses,
          ssl3stats->hsh_sid_cache_not_ok,
          ssl3stats->hsh_sid_stateless_resumes);
    }

    if (!NoReuse) {
      if (enableSessionTickets)
          exitVal = (ssl3stats->hsh_sid_stateless_resumes == 0);
      else
          exitVal = (ssl3stats->hsh_sid_cache_misses > 1) ||
                  (ssl3stats->hsh_sid_stateless_resumes != 0);
      if (!exitVal)
          exitVal = (ssl3stats->hsh_sid_cache_not_ok != 0) ||
                  (certsTested > 1);
    } else {
      printf("strsclnt: NoReuse - %d server certificates tested.\n",
               certsTested);
        if (ssl3stats->hsh_sid_cache_hits +
            ssl3stats->hsh_sid_cache_misses +
            ssl3stats->hsh_sid_cache_not_ok +
            ssl3stats->hsh_sid_stateless_resumes > 0) {
            exitVal = (ssl3stats->hsh_sid_cache_misses != connections) ||
                (ssl3stats->hsh_sid_stateless_resumes != 0) ||
                (certsTested != connections);
        } else {                /* ssl2 connections */
            exitVal = (certsTested != connections);
        }
    }

    exitVal = ( exitVal || failed_already );
    SSL_ClearSessionCache();
    if (NSS_Shutdown() != SECSuccess) {
        printf("strsclnt: NSS_Shutdown() failed.\n");
        exit(1);
    }

    PR_Cleanup();
    return exitVal;
}


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