Fossil

  if( g.urlIsSsh ){
    /* Only SSH requires a global initialization.  For SSH we need to create
    ** and run an SSH command to talk to the remote machine.
    */
    const char *zSsh;  /* The base SSH command */
    Blob zCmd;         /* The SSH command */
    char *zHost;       /* The host name to contact */
    int n;             /* Size of prefix string */

    zSsh = db_get("ssh-command", zDefaultSshCmd);
    blob_init(&zCmd, zSsh, -1);
    if( g.urlPort!=g.urlDfltPort ){
#ifdef __MINGW32__
      blob_appendf(&zCmd, " -P %d", g.urlPort);
#else

        blob_reset(&pw);
        fossil_print(" -pw ********");  /* Do not show the password text */
      }
#endif
    }else{
      zHost = mprintf("%s", g.urlName);
    }
    n = blob_size(&zCmd);
    blob_append(&zCmd, " ", 1);
    shell_escape(&zCmd, zHost);
    if( g.urlShell ) blob_appendf(&zCmd, " %s", g.urlShell);
    fossil_print("%s\n", blob_str(&zCmd)+n);  /* Show tail of SSH command */
    free(zHost);
    popen2(blob_str(&zCmd), &sshIn, &sshOut, &sshPid);
    if( sshPid==0 ){
      fossil_fatal("cannot start ssh tunnel using [%b]", &zCmd);
    }
    blob_reset(&zCmd);
    transport_ssh_startup();

  if( transport.isOpen==0 ){
    if( g.urlIsSsh ){
      Blob cmd;
      blob_zero(&cmd);
      shell_escape(&cmd, g.urlFossil);
      blob_append(&cmd, " test-http ", -1);
      shell_escape(&cmd, g.urlPath);

      fprintf(sshOut, "%s || true\n", blob_str(&cmd));
      fflush(sshOut);
      if( g.fSshTrace ) printf("Sent: [%s]\n", blob_str(&cmd));
      blob_reset(&cmd);
    }else if( g.urlIsHttps ){
      #ifdef FOSSIL_ENABLE_SSL
      rc = ssl_open();
      if( rc==0 ) transport.isOpen = 1;
      #else
      socket_set_errmsg("HTTPS: Fossil has been compiled without SSL support");

*/
static int transport_fetch(char *zBuf, int N){
  int got;
  if( sshIn ){
    int x;
    int wanted = N;
    got = 0;

    while( wanted>0 ){
      x = read(sshIn, &zBuf[got], wanted);
      if( x<=0 ) break;
      got += x;
      wanted -= x;
    }
  }else if( g.urlIsHttps ){

** Return the number of bytes actually received.
*/
int transport_receive(char *zBuf, int N){
  int onHand;       /* Bytes current held in the transport buffer */
  int nByte = 0;    /* Bytes of content received */

  onHand = transport.nUsed - transport.iCursor;
  if( g.fSshTrace){
    printf("Reading %d bytes with %d on hand...  ", N, onHand);
    fflush(stdout);
  }
  if( onHand>0 ){
    int toMove = onHand;
    if( toMove>N ) toMove = N;
    /* printf("bytes on hand: %d of %d\n", toMove, N); fflush(stdout); */
    memcpy(zBuf, &transport.pBuf[transport.iCursor], toMove);
    transport.iCursor += toMove;
    if( transport.iCursor>=transport.nUsed ){

  if( N>0 ){
    int got = transport_fetch(zBuf, N);
    if( got>0 ){
      nByte += got;
      transport.nRcvd += got;
    }
  }
  if( g.fSshTrace ) printf("Got %d bytes\n", nByte);
  return nByte;
}

/*
** Load up to N new bytes of content into the transport.pBuf buffer.
** The buffer itself might be moved.  And the transport.iCursor value
** might be reset to 0.

        transport.pBuf[i] = 0;
        i--;
      }
      break;
    }
    i++;
  }
  if( g.fSshTrace ) printf("Got line: [%s]\n", &transport.pBuf[iStart]);
  return &transport.pBuf[iStart];
}

void transport_global_shutdown(void){
  if( g.urlIsSsh && sshPid ){
    /*printf("Closing SSH tunnel: ");*/
    fflush(stdout);