Esempio n. 1
0
server_job_t *				/* O - Job or NULL */
serverFindJob(
    server_client_t *client,		/* I - Client */
    int             job_id)		/* I - Job ID to find or 0 to lookup */
{
  ipp_attribute_t	*attr;		/* job-id or job-uri attribute */
  server_job_t		key,		/* Job search key */
			*job;		/* Matching job, if any */


  if (job_id > 0)
  {
    key.id = job_id;
  }
  else if ((attr = ippFindAttribute(client->request, "job-uri", IPP_TAG_URI)) != NULL)
  {
    const char	*uri = ippGetString(attr, 0, NULL);
					/* job-uri value */
    char	scheme[32],		/* URI scheme */
		userpass[256],		/* username:password */
		host[256],		/* Hostname/IP */
		resource[1024];		/* Resource path */
    int		port;			/* Port number */

    if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), userpass, sizeof(userpass), host, sizeof(host), &port, resource, sizeof(resource)) >= HTTP_URI_STATUS_OK &&
        !strncmp(resource, client->printer->resource, client->printer->resourcelen) &&
        resource[client->printer->resourcelen] == '/')
      key.id = atoi(resource + client->printer->resourcelen + 1);
    else
      return (NULL);
  }
  else if ((attr = ippFindAttribute(client->request, "job-id", IPP_TAG_INTEGER)) != NULL)
  {
    key.id = ippGetInteger(attr, 0);
  }

  _cupsRWLockRead(&(client->printer->rwlock));
  job = (server_job_t *)cupsArrayFind(client->printer->jobs, &key);
  _cupsRWUnlock(&(client->printer->rwlock));

  return (job);
}
Esempio n. 2
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments (6 or 7) */
     char *argv[])			/* I - Command-line arguments */
{
  const char	*device_uri;		/* Device URI */
  char		scheme[255],		/* Scheme in URI */
		hostname[1024],		/* Hostname */
		username[255],		/* Username info (not used) */
		resource[1024],		/* Resource info (not used) */
		*options,		/* Pointer to options */
		*name,			/* Name of option */
		*value,			/* Value of option */
		sep;			/* Option separator */
  int		print_fd;		/* Print file */
  int		copies;			/* Number of copies to print */
  time_t	start_time;		/* Time of first connect */
#ifdef __APPLE__
  time_t	current_time,		/* Current time */
		wait_time;		/* Time to wait before shutting down socket */
#endif /* __APPLE__ */
  int		contimeout;		/* Connection timeout */
  int		waiteof;		/* Wait for end-of-file? */
  int		port;			/* Port number */
  char		portname[255];		/* Port name */
  int		delay;			/* Delay for retries... */
  int		device_fd;		/* AppSocket */
  int		error;			/* Error code (if any) */
  http_addrlist_t *addrlist,		/* Address list */
		*addr;			/* Connected address */
  char		addrname[256];		/* Address name */
  int		snmp_fd,		/* SNMP socket */
		start_count,		/* Page count via SNMP at start */
		page_count,		/* Page count via SNMP */
		have_supplies;		/* Printer supports supply levels? */
  ssize_t	bytes = 0,		/* Initial bytes read */
		tbytes;			/* Total number of bytes written */
  char		buffer[1024];		/* Initial print buffer */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
  struct sigaction action;		/* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */


 /*
  * Make sure status messages are not buffered...
  */

  setbuf(stderr, NULL);

 /*
  * Ignore SIGPIPE signals...
  */

#ifdef HAVE_SIGSET
  sigset(SIGPIPE, SIG_IGN);
#elif defined(HAVE_SIGACTION)
  memset(&action, 0, sizeof(action));
  action.sa_handler = SIG_IGN;
  sigaction(SIGPIPE, &action, NULL);
#else
  signal(SIGPIPE, SIG_IGN);
#endif /* HAVE_SIGSET */

 /*
  * Check command-line...
  */

  if (argc == 1)
  {
    printf("network socket \"Unknown\" \"%s\"\n",
           _cupsLangString(cupsLangDefault(), _("AppSocket/HP JetDirect")));
    return (CUPS_BACKEND_OK);
  }
  else if (argc < 6 || argc > 7)
  {
    _cupsLangPrintf(stderr,
                    _("Usage: %s job-id user title copies options [file]"),
                    argv[0]);
    return (CUPS_BACKEND_FAILED);
  }

 /*
  * If we have 7 arguments, print the file named on the command-line.
  * Otherwise, send stdin instead...
  */

  if (argc == 6)
  {
    print_fd = 0;
    copies   = 1;
  }
  else
  {
   /*
    * Try to open the print file...
    */

    if ((print_fd = open(argv[6], O_RDONLY)) < 0)
    {
      _cupsLangPrintError("ERROR", _("Unable to open print file"));
      return (CUPS_BACKEND_FAILED);
    }

    copies = atoi(argv[4]);
  }

 /*
  * Extract the hostname and port number from the URI...
  */

  while ((device_uri = cupsBackendDeviceURI(argv)) == NULL)
  {
    _cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
    sleep(10);

    if (getenv("CLASS") != NULL)
      return (CUPS_BACKEND_FAILED);
  }

  httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme),
                  username, sizeof(username), hostname, sizeof(hostname), &port,
		  resource, sizeof(resource));

  if (port == 0)
    port = 9100;	/* Default to HP JetDirect/Tektronix PhaserShare */

 /*
  * Get options, if any...
  */

  waiteof    = 1;
  contimeout = 7 * 24 * 60 * 60;

  if ((options = strchr(resource, '?')) != NULL)
  {
   /*
    * Yup, terminate the device name string and move to the first
    * character of the options...
    */

    *options++ = '\0';

   /*
    * Parse options...
    */

    while (*options)
    {
     /*
      * Get the name...
      */

      name = options;

      while (*options && *options != '=' && *options != '+' && *options != '&')
        options ++;

      if ((sep = *options) != '\0')
        *options++ = '\0';

      if (sep == '=')
      {
       /*
        * Get the value...
	*/

        value = options;

	while (*options && *options != '+' && *options != '&')
	  options ++;

        if (*options)
	  *options++ = '\0';
      }
      else
        value = (char *)"";

     /*
      * Process the option...
      */

      if (!_cups_strcasecmp(name, "waiteof"))
      {
       /*
        * Set the wait-for-eof value...
	*/

        waiteof = !value[0] || !_cups_strcasecmp(value, "on") ||
		  !_cups_strcasecmp(value, "yes") || !_cups_strcasecmp(value, "true");
      }
      else if (!_cups_strcasecmp(name, "contimeout"))
      {
       /*
        * Set the connection timeout...
	*/

	if (atoi(value) > 0)
	  contimeout = atoi(value);
      }
    }
  }

 /*
  * Then try finding the remote host...
  */

  start_time = time(NULL);

  sprintf(portname, "%d", port);

  fputs("STATE: +connecting-to-device\n", stderr);
  fprintf(stderr, "DEBUG: Looking up \"%s\"...\n", hostname);

  while ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
  {
    _cupsLangPrintFilter(stderr, "INFO",
                         _("Unable to locate printer \"%s\"."), hostname);
    sleep(10);

    if (getenv("CLASS") != NULL)
    {
      fputs("STATE: -connecting-to-device\n", stderr);
      return (CUPS_BACKEND_STOP);
    }
  }

 /*
  * See if the printer supports SNMP...
  */

  if ((snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family)) >= 0)
  {
    have_supplies = !backendSNMPSupplies(snmp_fd, &(addrlist->addr),
                                         &start_count, NULL);
  }
  else
    have_supplies = start_count = 0;

 /*
  * Wait for data from the filter...
  */

  if (print_fd == 0)
  {
    if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 1, backendNetworkSideCB))
      return (CUPS_BACKEND_OK);
    else if ((bytes = read(0, buffer, sizeof(buffer))) <= 0)
      return (CUPS_BACKEND_OK);
  }

 /*
  * Connect to the printer...
  */

  fprintf(stderr, "DEBUG: Connecting to %s:%d\n", hostname, port);
  _cupsLangPrintFilter(stderr, "INFO", _("Connecting to printer."));

  for (delay = 5;;)
  {
    if ((addr = httpAddrConnect(addrlist, &device_fd)) == NULL)
    {
      error     = errno;
      device_fd = -1;

      if (getenv("CLASS") != NULL)
      {
       /*
        * If the CLASS environment variable is set, the job was submitted
	* to a class and not to a specific queue.  In this case, we want
	* to abort immediately so that the job can be requeued on the next
	* available printer in the class.
	*/

        _cupsLangPrintFilter(stderr, "INFO",
			     _("Unable to contact printer, queuing on next "
			       "printer in class."));

       /*
        * Sleep 5 seconds to keep the job from requeuing too rapidly...
	*/

	sleep(5);

        return (CUPS_BACKEND_FAILED);
      }

      fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(error));

      if (error == ECONNREFUSED || error == EHOSTDOWN ||
          error == EHOSTUNREACH)
      {
        if (contimeout && (time(NULL) - start_time) > contimeout)
	{
	  _cupsLangPrintFilter(stderr, "ERROR",
	                       _("The printer is not responding."));
	  return (CUPS_BACKEND_FAILED);
	}

	switch (error)
	{
	  case EHOSTDOWN :
	      _cupsLangPrintFilter(stderr, "WARNING",
				   _("The printer may not exist or "
				     "is unavailable at this time."));
	      break;

	  case EHOSTUNREACH :
	      _cupsLangPrintFilter(stderr, "WARNING",
				   _("The printer is unreachable at this "
				     "time."));
	      break;

	  case ECONNREFUSED :
	  default :
	      _cupsLangPrintFilter(stderr, "WARNING",
	                           _("The printer is in use."));
	      break;
        }

	sleep(delay);

	if (delay < 30)
	  delay += 5;
      }
      else
      {
	_cupsLangPrintFilter(stderr, "ERROR",
	                     _("The printer is not responding."));
	sleep(30);
      }
    }
    else
      break;
  }

  fputs("STATE: -connecting-to-device\n", stderr);
  _cupsLangPrintFilter(stderr, "INFO", _("Connected to printer."));

  fprintf(stderr, "DEBUG: Connected to %s:%d...\n",
	  httpAddrString(&(addr->addr), addrname, sizeof(addrname)),
	  _httpAddrPort(&(addr->addr)));

 /*
  * Print everything...
  */

  tbytes = 0;

  if (bytes > 0)
    tbytes += write(device_fd, buffer, bytes);

  while (copies > 0 && tbytes >= 0)
  {
    copies --;

    if (print_fd != 0)
    {
      fputs("PAGE: 1 1\n", stderr);
      lseek(print_fd, 0, SEEK_SET);
    }

    tbytes = backendRunLoop(print_fd, device_fd, snmp_fd, &(addrlist->addr), 1,
                            0, backendNetworkSideCB);

    if (print_fd != 0 && tbytes >= 0)
      _cupsLangPrintFilter(stderr, "INFO", _("Print file sent."));
  }

#ifdef __APPLE__
 /*
  * Wait up to 5 seconds to get any pending back-channel data...
  */

  wait_time = time(NULL) + 5;
  while (wait_time >= time(&current_time))
    if (wait_bc(device_fd, wait_time - current_time) <= 0)
      break;
#endif /* __APPLE__ */

  if (waiteof)
  {
   /*
    * Shutdown the socket and wait for the other end to finish...
    */

    _cupsLangPrintFilter(stderr, "INFO", _("Waiting for printer to finish."));

    shutdown(device_fd, 1);

    while (wait_bc(device_fd, 90) > 0);
  }

 /*
  * Collect the final page count as needed...
  */

  if (have_supplies &&
      !backendSNMPSupplies(snmp_fd, &(addrlist->addr), &page_count, NULL) &&
      page_count > start_count)
    fprintf(stderr, "PAGE: total %d\n", page_count - start_count);

 /*
  * Close the socket connection...
  */

  close(device_fd);

  httpAddrFreeList(addrlist);

 /*
  * Close the input file and return...
  */

  if (print_fd != 0)
    close(print_fd);

  return (CUPS_BACKEND_OK);
}
Esempio n. 3
0
static void
read_snmp_response(int fd)		/* I - SNMP socket file descriptor */
{
  char		addrname[256];		/* Source address name */
  cups_snmp_t	packet;			/* Decoded packet */
  snmp_cache_t	key,			/* Search key */
		*device;		/* Matching device */


 /*
  * Read the response data...
  */

  if (!_cupsSNMPRead(fd, &packet, -1.0))
  {
    fprintf(stderr, "ERROR: Unable to read data from socket: %s\n",
            strerror(errno));
    return;
  }

  if (HostNameLookups)
    httpAddrLookup(&(packet.address), addrname, sizeof(addrname));
  else
    httpAddrString(&(packet.address), addrname, sizeof(addrname));

  debug_printf("DEBUG: %.3f Received data from %s...\n", run_time(), addrname);

 /*
  * Look for the response status code in the SNMP message header...
  */

  if (packet.error)
  {
    fprintf(stderr, "ERROR: Bad SNMP packet from %s: %s\n", addrname,
            packet.error);

    return;
  }

  debug_printf("DEBUG: community=\"%s\"\n", packet.community);
  debug_printf("DEBUG: request-id=%d\n", packet.request_id);
  debug_printf("DEBUG: error-status=%d\n", packet.error_status);

  if (packet.error_status && packet.request_id != DEVICE_TYPE)
    return;

 /*
  * Find a matching device in the cache...
  */

  key.addrname = addrname;
  device       = (snmp_cache_t *)cupsArrayFind(Devices, &key);

 /*
  * Process the message...
  */

  switch (packet.request_id)
  {
    case DEVICE_TYPE :
       /*
	* Got the device type response...
	*/

	if (device)
	{
	  debug_printf("DEBUG: Discarding duplicate device type for \"%s\"...\n",
		       addrname);
	  return;
	}

       /*
	* Add the device and request the device data...
	*/

	add_cache(&(packet.address), addrname, NULL, NULL, NULL);

	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_DESCRIPTION, DescriptionOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_ID, DeviceIdOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_URI, UriOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_LOCATION, LocationOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_PRODUCT, LexmarkProductOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_PRODUCT, LexmarkProductOID2);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_ID, LexmarkDeviceIdOID);
	_cupsSNMPWrite(fd, &(packet.address), CUPS_SNMP_VERSION_1,
	               packet.community, CUPS_ASN1_GET_REQUEST,
		       DEVICE_PRODUCT, XeroxProductOID);
        break;

    case DEVICE_DESCRIPTION :
	if (device && packet.object_type == CUPS_ASN1_OCTET_STRING)
	{
	 /*
	  * Update an existing cache entry...
	  */

	  char	make_model[256];	/* Make and model */


	  if (strchr((char *)packet.object_value.string.bytes, ':') &&
	      strchr((char *)packet.object_value.string.bytes, ';'))
	  {
	   /*
	    * Description is the IEEE-1284 device ID...
	    */

            char *ptr;			/* Pointer into device ID */

            for (ptr = (char *)packet.object_value.string.bytes; *ptr; ptr ++)
              if (*ptr == '\n')
                *ptr = ';';		/* A lot of bad printers put a newline */
	    if (!device->id)
	      device->id = strdup((char *)packet.object_value.string.bytes);

	    backendGetMakeModel((char *)packet.object_value.string.bytes,
				make_model, sizeof(make_model));

            if (device->info)
	      free(device->info);

	    device->info = strdup(make_model);
	  }
	  else
	  {
	   /*
	    * Description is plain text...
	    */

	    fix_make_model(make_model, (char *)packet.object_value.string.bytes,
			   sizeof(make_model));

            if (device->info)
	      free(device->info);

	    device->info = strdup((char *)packet.object_value.string.bytes);
	  }

	  if (!device->make_and_model)
	    device->make_and_model = strdup(make_model);
        }
	break;

    case DEVICE_ID :
	if (device && packet.object_type == CUPS_ASN1_OCTET_STRING &&
	    (!device->id ||
	     strlen(device->id) < packet.object_value.string.num_bytes))
	{
	 /*
	  * Update an existing cache entry...
	  */

	  char	make_model[256];	/* Make and model */
          char *ptr;			/* Pointer into device ID */

          for (ptr = (char *)packet.object_value.string.bytes; *ptr; ptr ++)
            if (*ptr == '\n')
              *ptr = ';';		/* A lot of bad printers put a newline */
	  if (device->id)
	    free(device->id);

	  device->id = strdup((char *)packet.object_value.string.bytes);

	 /*
	  * Convert the ID to a make and model string...
	  */

	  backendGetMakeModel((char *)packet.object_value.string.bytes,
	                      make_model, sizeof(make_model));
	  if (device->make_and_model)
	    free(device->make_and_model);

	  device->make_and_model = strdup(make_model);
	}
	break;

    case DEVICE_LOCATION :
	if (device && packet.object_type == CUPS_ASN1_OCTET_STRING &&
	    !device->location)
	  device->location = strdup((char *)packet.object_value.string.bytes);
	break;

    case DEVICE_PRODUCT :
	if (device && packet.object_type == CUPS_ASN1_OCTET_STRING &&
	    !device->id)
	{
	 /*
	  * Update an existing cache entry...
	  */

          if (!device->info)
	    device->info = strdup((char *)packet.object_value.string.bytes);

          if (device->make_and_model)
	    free(device->make_and_model);

	  device->make_and_model = strdup((char *)packet.object_value.string.bytes);
	}
	break;

    case DEVICE_URI :
	if (device && packet.object_type == CUPS_ASN1_OCTET_STRING &&
	    !device->uri && packet.object_value.string.num_bytes > 3)
	{
	 /*
	  * Update an existing cache entry...
	  */

          char	scheme[32],		/* URI scheme */
		userpass[256],		/* Username:password in URI */
		hostname[256],		/* Hostname in URI */
		resource[1024];		/* Resource path in URI */
	  int	port;			/* Port number in URI */

	  if (!strncmp((char *)packet.object_value.string.bytes, "lpr:", 4))
	  {
	   /*
	    * We want "lpd://..." for the URI...
	    */

	    packet.object_value.string.bytes[2] = 'd';
	  }

          if (httpSeparateURI(HTTP_URI_CODING_ALL,
                              (char *)packet.object_value.string.bytes,
                              scheme, sizeof(scheme),
                              userpass, sizeof(userpass),
                              hostname, sizeof(hostname), &port,
                              resource, sizeof(resource)) >= HTTP_URI_OK)
	    device->uri = strdup((char *)packet.object_value.string.bytes);
	}
	break;
  }
}
Esempio n. 4
0
int			/* O - Exit status */
main(int  argc,		/* I - Number of command-line arguments (6 or 7) */
     char *argv[])	/* I - Command-line arguments */
{
  char		method[255],	/* Method in URI */
		hostname[1024],	/* Hostname */
		username[255],	/* Username info (not used) */
		resource[1024],	/* Resource info (device and options) */
		*options;	/* Pointer to options */
  int		port;		/* Port number (not used) */
  int		fp;		/* Print file */
  int		copies;		/* Number of copies to print */
  int		status;		/* Exit status */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
  struct sigaction action;	/* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */


 /*
  * Make sure status messages are not buffered...
  */

  setbuf(stderr, NULL);

 /*
  * Ignore SIGPIPE signals...
  */

#ifdef HAVE_SIGSET
  sigset(SIGPIPE, SIG_IGN);
#elif defined(HAVE_SIGACTION)
  memset(&action, 0, sizeof(action));
  action.sa_handler = SIG_IGN;
  sigaction(SIGPIPE, &action, NULL);
#else
  signal(SIGPIPE, SIG_IGN);
#endif /* HAVE_SIGSET */

 /*
  * Check command-line...
  */

  if (argc == 1)
  {
    list_devices();
    return (CUPS_BACKEND_OK);
  }
  else if (argc < 6 || argc > 7)
  {
    _cupsLangPrintf(stderr,
                    _("Usage: %s job-id user title copies options [file]\n"),
		    argv[0]);
    return (CUPS_BACKEND_FAILED);
  }

 /*
  * If we have 7 arguments, print the file named on the command-line.
  * Otherwise, send stdin instead...
  */

  if (argc == 6)
  {
    fp     = 0;
    copies = 1;
  }
  else
  {
   /*
    * Try to open the print file...
    */

    if ((fp = open(argv[6], O_RDONLY)) < 0)
    {
      perror("ERROR: unable to open print file");
      return (CUPS_BACKEND_FAILED);
    }

    copies = atoi(argv[4]);
  }

 /*
  * Extract the device name and options from the URI...
  */

  httpSeparateURI(HTTP_URI_CODING_ALL, cupsBackendDeviceURI(argv),
                  method, sizeof(method), username, sizeof(username),
		  hostname, sizeof(hostname), &port,
		  resource, sizeof(resource));

 /*
  * See if there are any options...
  */

  if ((options = strchr(resource, '?')) != NULL)
  {
   /*
    * Yup, terminate the device name string and move to the first
    * character of the options...
    */

    *options++ = '\0';
  }

 /*
  * Finally, send the print file...
  */

  status = print_device(resource, fp, copies);

 /*
  * Close input file and return...
  */

  if (fp != 0)
    close(fp);

  return (status);
}
Esempio n. 5
0
static int				/* O - 1 on success, 0 on failure */
cups_get_printer_uri(
    http_t     *http,			/* I - HTTP connection */
    const char *name,			/* I - Name of printer or class */
    char       *host,			/* I - Hostname buffer */
    int        hostsize,		/* I - Size of hostname buffer */
    int        *port,			/* O - Port number */
    char       *resource,		/* I - Resource buffer */
    int        resourcesize,		/* I - Size of resource buffer */
    int        depth)			/* I - Depth of query */
{
    int		i;			/* Looping var */
    int		http_port;		/* Port number */
    http_t	*http2;			/* Alternate HTTP connection */
    ipp_t		*request,		/* IPP request */
                *response;		/* IPP response */
    ipp_attribute_t *attr;		/* Current attribute */
    char		uri[HTTP_MAX_URI],	/* printer-uri attribute */
                scheme[HTTP_MAX_URI],	/* Scheme name */
                username[HTTP_MAX_URI],	/* Username:password */
                classname[255],		/* Temporary class name */
                http_hostname[HTTP_MAX_HOST];
    /* Hostname associated with connection */
    static const char * const requested_attrs[] =
    {   /* Requested attributes */
        "printer-uri-supported",
        "printer-type",
        "member-uris"
    };


    DEBUG_printf(("cups_get_printer_uri(http=%p, name=\"%s\", host=%p, "
                  "hostsize=%d, resource=%p, resourcesize=%d, depth=%d)\n",
                  http, name ? name : "(null)", host, hostsize,
                  resource, resourcesize, depth));

    /*
     * Setup the printer URI...
     */

    if (httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
                         "localhost", 0, "/printers/%s", name) != HTTP_URI_OK)
    {
        _cupsSetError(IPP_INTERNAL_ERROR, "Unable to create printer-uri!");

        *host     = '\0';
        *resource = '\0';

        return (0);
    }

    DEBUG_printf(("cups_get_printer_uri: printer-uri=\"%s\"\n", uri));

    /*
     * Get the hostname and port number we are connected to...
     */

    httpGetHostname(http, http_hostname, sizeof(http_hostname));

#ifdef AF_INET6
    if (http->hostaddr->addr.sa_family == AF_INET6)
        http_port = ntohs(http->hostaddr->ipv6.sin6_port);
    else
#endif /* AF_INET6 */
        if (http->hostaddr->addr.sa_family == AF_INET)
            http_port = ntohs(http->hostaddr->ipv4.sin_port);
        else
            http_port = ippPort();

    /*
     * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following
     * attributes:
     *
     *    attributes-charset
     *    attributes-natural-language
     *    printer-uri
     *    requested-attributes
     */

    request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);

    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
                 NULL, uri);

    ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
                  "requested-attributes",
                  sizeof(requested_attrs) / sizeof(requested_attrs[0]),
                  NULL, requested_attrs);

    /*
     * Do the request and get back a response...
     */

    if ((response = cupsDoRequest(http, request, "/")) != NULL)
    {
        if ((attr = ippFindAttribute(response, "member-uris", IPP_TAG_URI)) != NULL)
        {
            /*
             * Get the first actual printer name in the class...
             */

            for (i = 0; i < attr->num_values; i ++)
            {
                httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[i].string.text,
                                scheme, sizeof(scheme), username, sizeof(username),
                                host, hostsize, port, resource, resourcesize);
                if (!strncmp(resource, "/printers/", 10))
                {
                    /*
                     * Found a printer!
                     */

                    ippDelete(response);

                    return (1);
                }
            }

            /*
             * No printers in this class - try recursively looking for a printer,
             * but not more than 3 levels deep...
             */

            if (depth < 3)
            {
                for (i = 0; i < attr->num_values; i ++)
                {
                    httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[i].string.text,
                                    scheme, sizeof(scheme), username, sizeof(username),
                                    host, hostsize, port, resource, resourcesize);
                    if (!strncmp(resource, "/classes/", 9))
                    {
                        /*
                         * Found a class!  Connect to the right server...
                         */

                        if (!strcasecmp(http_hostname, host) && *port == http_port)
                            http2 = http;
                        else if ((http2 = httpConnectEncrypt(host, *port,
                                                             cupsEncryption())) == NULL)
                        {
                            DEBUG_puts("Unable to connect to server!");

                            continue;
                        }

                        /*
                        * Look up printers on that server...
                        */

                        strlcpy(classname, resource + 9, sizeof(classname));

                        cups_get_printer_uri(http2, classname, host, hostsize, port,
                                             resource, resourcesize, depth + 1);

                        /*
                        * Close the connection as needed...
                        */

                        if (http2 != http)
                            httpClose(http2);

                        if (*host)
                            return (1);
                    }
                }
            }
        }
        else if ((attr = ippFindAttribute(response, "printer-uri-supported",
                                          IPP_TAG_URI)) != NULL)
        {
            httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[0].string.text,
                            scheme, sizeof(scheme), username, sizeof(username),
                            host, hostsize, port, resource, resourcesize);
            ippDelete(response);

            if (!strncmp(resource, "/classes/", 9))
            {
                _cupsSetError(IPP_INTERNAL_ERROR, _("No printer-uri found for class!"));

                *host     = '\0';
                *resource = '\0';

                return (0);
            }

            return (1);
        }

        ippDelete(response);
    }

    if (cupsLastError() != IPP_NOT_FOUND)
        _cupsSetError(IPP_INTERNAL_ERROR, _("No printer-uri found!"));

    *host     = '\0';
    *resource = '\0';

    return (0);
}
Esempio n. 6
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments (6 or 7) */
     char *argv[])			/* I - Command-line arguments */
{
  const char	*device_uri;		/* Device URI */
  char		scheme[255],		/* Scheme in URI */
		hostname[1024],		/* Hostname */
		username[255],		/* Username info */
		resource[1024],		/* Resource info (printer name) */
		*options,		/* Pointer to options */
		*name,			/* Name of option */
		*value,			/* Value of option */
		sep,			/* Separator character */
		*filename,		/* File to print */
		title[256];		/* Title string */
  int		port;			/* Port number */
  char		portname[256];		/* Port name (string) */
  http_addrlist_t *addrlist;		/* List of addresses for printer */
  int		snmp_enabled = 1;	/* Is SNMP enabled? */
  int		snmp_fd;		/* SNMP socket */
  int		fd;			/* Print file */
  int		status;			/* Status of LPD job */
  int		mode;			/* Print mode */
  int		banner;			/* Print banner page? */
  int		format;			/* Print format */
  int		order;			/* Order of control/data files */
  int		reserve;		/* Reserve priviledged port? */
  int		sanitize_title;		/* Sanitize title string? */
  int		manual_copies,		/* Do manual copies? */
		timeout,		/* Timeout */
		contimeout,		/* Connection timeout */
		copies;			/* Number of copies */
  ssize_t	bytes = 0;		/* Initial bytes read */
  char		buffer[16384];		/* Initial print buffer */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
  struct sigaction action;		/* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
  int		num_jobopts;		/* Number of job options */
  cups_option_t	*jobopts = NULL;	/* Job options */


 /*
  * Make sure status messages are not buffered...
  */

  setbuf(stderr, NULL);

 /*
  * Ignore SIGPIPE and catch SIGTERM signals...
  */

#ifdef HAVE_SIGSET
  sigset(SIGPIPE, SIG_IGN);
  sigset(SIGTERM, sigterm_handler);
#elif defined(HAVE_SIGACTION)
  memset(&action, 0, sizeof(action));
  action.sa_handler = SIG_IGN;
  sigaction(SIGPIPE, &action, NULL);

  sigemptyset(&action.sa_mask);
  sigaddset(&action.sa_mask, SIGTERM);
  action.sa_handler = sigterm_handler;
  sigaction(SIGTERM, &action, NULL);
#else
  signal(SIGPIPE, SIG_IGN);
  signal(SIGTERM, sigterm_handler);
#endif /* HAVE_SIGSET */

 /*
  * Check command-line...
  */

  if (argc == 1)
  {
    printf("network lpd \"Unknown\" \"%s\"\n",
           _cupsLangString(cupsLangDefault(), _("LPD/LPR Host or Printer")));
    return (CUPS_BACKEND_OK);
  }
  else if (argc < 6 || argc > 7)
  {
    _cupsLangPrintf(stderr,
                    _("Usage: %s job-id user title copies options [file]"),
                    argv[0]);
    return (CUPS_BACKEND_FAILED);
  }

  num_jobopts = cupsParseOptions(argv[5], 0, &jobopts);

 /*
  * Extract the hostname and printer name from the URI...
  */

  while ((device_uri = cupsBackendDeviceURI(argv)) == NULL)
  {
    _cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
    sleep(10);

    if (getenv("CLASS") != NULL)
      return (CUPS_BACKEND_FAILED);
  }

  httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme),
                  username, sizeof(username), hostname, sizeof(hostname), &port,
		  resource, sizeof(resource));

  if (!port)
    port = 515;				/* Default to port 515 */

  if (!username[0])
  {
   /*
    * If no username is in the device URI, then use the print job user...
    */

    strlcpy(username, argv[2], sizeof(username));
  }

 /*
  * See if there are any options...
  */

  mode          = MODE_STANDARD;
  banner        = 0;
  format        = 'l';
  order         = ORDER_CONTROL_DATA;
  reserve       = RESERVE_ANY;
  manual_copies = 1;
  timeout       = 300;
  contimeout    = 7 * 24 * 60 * 60;

#ifdef __APPLE__
 /*
  * We want to pass UTF-8 characters by default, not re-map them (3071945)
  */

  sanitize_title = 0;
#else
 /*
  * Otherwise we want to re-map UTF-8 to "safe" characters by default...
  */

  sanitize_title = 1;
#endif /* __APPLE__ */

  if ((options = strchr(resource, '?')) != NULL)
  {
   /*
    * Yup, terminate the device name string and move to the first
    * character of the options...
    */

    *options++ = '\0';

   /*
    * Parse options...
    */

    while (*options)
    {
     /*
      * Get the name...
      */

      name = options;

      while (*options && *options != '=' && *options != '+' && *options != '&')
        options ++;

      if ((sep = *options) != '\0')
        *options++ = '\0';

      if (sep == '=')
      {
       /*
        * Get the value...
	*/

        value = options;

	while (*options && *options != '+' && *options != '&')
	  options ++;

        if (*options)
	  *options++ = '\0';
      }
      else
        value = (char *)"";

     /*
      * Process the option...
      */

      if (!_cups_strcasecmp(name, "banner"))
      {
       /*
        * Set the banner...
	*/

        banner = !value[0] || !_cups_strcasecmp(value, "on") ||
		 !_cups_strcasecmp(value, "yes") || !_cups_strcasecmp(value, "true");
      }
      else if (!_cups_strcasecmp(name, "format") && value[0])
      {
       /*
        * Set output format...
	*/

        if (strchr("cdfglnoprtv", value[0]))
	  format = value[0];
	else
	  _cupsLangPrintFilter(stderr, "ERROR",
	                       _("Unknown format character: \"%c\"."),
			       value[0]);
      }
      else if (!_cups_strcasecmp(name, "mode") && value[0])
      {
       /*
        * Set control/data order...
	*/

        if (!_cups_strcasecmp(value, "standard"))
	  mode = MODE_STANDARD;
	else if (!_cups_strcasecmp(value, "stream"))
	  mode = MODE_STREAM;
	else
	  _cupsLangPrintFilter(stderr, "ERROR",
	                       _("Unknown print mode: \"%s\"."), value);
      }
      else if (!_cups_strcasecmp(name, "order") && value[0])
      {
       /*
        * Set control/data order...
	*/

        if (!_cups_strcasecmp(value, "control,data"))
	  order = ORDER_CONTROL_DATA;
	else if (!_cups_strcasecmp(value, "data,control"))
	  order = ORDER_DATA_CONTROL;
	else
	  _cupsLangPrintFilter(stderr, "ERROR",
	                       _("Unknown file order: \"%s\"."), value);
      }
      else if (!_cups_strcasecmp(name, "reserve"))
      {
       /*
        * Set port reservation mode...
	*/

        if (!value[0] || !_cups_strcasecmp(value, "on") ||
	    !_cups_strcasecmp(value, "yes") ||
	    !_cups_strcasecmp(value, "true") ||
	    !_cups_strcasecmp(value, "rfc1179"))
	  reserve = RESERVE_RFC1179;
	else if (!_cups_strcasecmp(value, "any"))
	  reserve = RESERVE_ANY;
	else
	  reserve = RESERVE_NONE;
      }
      else if (!_cups_strcasecmp(name, "manual_copies"))
      {
       /*
        * Set manual copies...
	*/

        manual_copies = !value[0] || !_cups_strcasecmp(value, "on") ||
	 		!_cups_strcasecmp(value, "yes") ||
	 		!_cups_strcasecmp(value, "true");
      }
      else if (!_cups_strcasecmp(name, "sanitize_title"))
      {
       /*
        * Set sanitize title...
	*/

        sanitize_title = !value[0] || !_cups_strcasecmp(value, "on") ||
	 		 !_cups_strcasecmp(value, "yes") ||
	 		 !_cups_strcasecmp(value, "true");
      }
      else if (!_cups_strcasecmp(name, "snmp"))
      {
        /*
         * Enable/disable SNMP stuff...
         */

         snmp_enabled = !value[0] || !_cups_strcasecmp(value, "on") ||
                        _cups_strcasecmp(value, "yes") ||
                        _cups_strcasecmp(value, "true");
      }
      else if (!_cups_strcasecmp(name, "timeout"))
      {
       /*
        * Set the timeout...
	*/

	if (atoi(value) > 0)
	  timeout = atoi(value);
      }
      else if (!_cups_strcasecmp(name, "contimeout"))
      {
       /*
        * Set the connection timeout...
	*/

	if (atoi(value) > 0)
	  contimeout = atoi(value);
      }
    }
  }

  if (mode == MODE_STREAM)
    order = ORDER_CONTROL_DATA;

 /*
  * Find the printer...
  */

  snprintf(portname, sizeof(portname), "%d", port);

  fputs("STATE: +connecting-to-device\n", stderr);
  fprintf(stderr, "DEBUG: Looking up \"%s\"...\n", hostname);

  while ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
  {
    _cupsLangPrintFilter(stderr, "INFO",
			 _("Unable to locate printer \"%s\"."), hostname);
    sleep(10);

    if (getenv("CLASS") != NULL)
    {
      fputs("STATE: -connecting-to-device\n", stderr);
      exit(CUPS_BACKEND_FAILED);
    }
  }

  if (snmp_enabled)
    snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family);
  else
    snmp_fd = -1;

 /*
  * Wait for data from the filter...
  */

  if (argc == 6)
  {
    if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 0, backendNetworkSideCB))
      return (CUPS_BACKEND_OK);
    else if (mode == MODE_STANDARD &&
             (bytes = read(0, buffer, sizeof(buffer))) <= 0)
      return (CUPS_BACKEND_OK);
  }

 /*
  * If we have 7 arguments, print the file named on the command-line.
  * Otherwise, copy stdin to a temporary file and print the temporary
  * file.
  */

  if (argc == 6 && mode == MODE_STANDARD)
  {
   /*
    * Copy stdin to a temporary file...
    */

    if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
    {
      perror("DEBUG: Unable to create temporary file");
      return (CUPS_BACKEND_FAILED);
    }

    _cupsLangPrintFilter(stderr, "INFO", _("Copying print data."));

    if (bytes > 0)
      write(fd, buffer, bytes);

    backendRunLoop(-1, fd, snmp_fd, &(addrlist->addr), 0, 0,
		   backendNetworkSideCB);
  }
  else if (argc == 6)
  {
   /*
    * Stream from stdin...
    */

    filename = NULL;
    fd       = 0;
  }
  else
  {
    filename = argv[6];
    fd       = open(filename, O_RDONLY);

    if (fd == -1)
    {
      _cupsLangPrintError("ERROR", _("Unable to open print file"));
      return (CUPS_BACKEND_FAILED);
    }
  }

 /*
  * Sanitize the document title...
  */

  strlcpy(title, argv[3], sizeof(title));

  if (sanitize_title)
  {
   /*
    * Sanitize the title string so that we don't cause problems on
    * the remote end...
    */

    char *ptr;

    for (ptr = title; *ptr; ptr ++)
      if (!isalnum(*ptr & 255) && !isspace(*ptr & 255))
	*ptr = '_';
  }

 /*
  * Queue the job...
  */

  if (argc > 6)
  {
    if (manual_copies)
    {
      manual_copies = atoi(argv[4]);
      copies        = 1;
    }
    else
    {
      manual_copies = 1;
      copies        = atoi(argv[4]);
    }

    status = lpd_queue(hostname, addrlist, resource + 1, fd, snmp_fd, mode,
                       username, title, copies, banner, format, order, reserve,
		       manual_copies, timeout, contimeout,
		       cupsGetOption("job-originating-host-name", num_jobopts,
		                     jobopts));

    if (!status)
      fprintf(stderr, "PAGE: 1 %d\n", atoi(argv[4]));
  }
  else
    status = lpd_queue(hostname, addrlist, resource + 1, fd, snmp_fd, mode,
                       username, title, 1, banner, format, order, reserve, 1,
		       timeout, contimeout,
		       cupsGetOption("job-originating-host-name", num_jobopts,
		                     jobopts));

 /*
  * Remove the temporary file if necessary...
  */

  if (tmpfilename[0])
    unlink(tmpfilename);

  if (fd)
    close(fd);

  if (snmp_fd >= 0)
    _cupsSNMPClose(snmp_fd);

 /*
  * Return the queue status...
  */

  return (status);
}
Esempio n. 7
0
static void
cups_create_localizations(
    http_t       *http,			/* I - Connection to destination */
    cups_dinfo_t *dinfo)		/* I - Destination informations */
{
  http_t		*http2;		/* Connection for strings file */
  http_status_t		status;		/* Request status */
  ipp_attribute_t	*attr;		/* "printer-strings-uri" attribute */
  char			scheme[32],	/* URI scheme */
  			userpass[256],	/* Username/password info */
  			hostname[256],	/* Hostname */
  			resource[1024],	/* Resource */
  			http_hostname[256],
  					/* Hostname of connection */
			tempfile[1024];	/* Temporary filename */
  int			port;		/* Port number */
  http_encryption_t	encryption;	/* Encryption to use */
  cups_file_t		*temp;		/* Temporary file */


 /*
  * Create an empty message catalog...
  */

  dinfo->localizations = _cupsMessageNew(NULL);

 /*
  * See if there are any localizations...
  */

  if ((attr = ippFindAttribute(dinfo->attrs, "printer-strings-uri",
                               IPP_TAG_URI)) == NULL)
  {
   /*
    * Nope...
    */

    DEBUG_puts("4cups_create_localizations: No printer-strings-uri (uri) "
               "value.");
    return;				/* Nope */
  }

 /*
  * Pull apart the URI and determine whether we need to try a different
  * server...
  */

  if (httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[0].string.text,
                      scheme, sizeof(scheme), userpass, sizeof(userpass),
                      hostname, sizeof(hostname), &port, resource,
                      sizeof(resource)) < HTTP_URI_OK)
  {
    DEBUG_printf(("4cups_create_localizations: Bad printer-strings-uri value "
                  "\"%s\".", attr->values[0].string.text));
    return;
  }

  httpGetHostname(http, http_hostname, sizeof(http_hostname));

  if (!_cups_strcasecmp(http_hostname, hostname) &&
      port == _httpAddrPort(http->hostaddr))
  {
   /*
    * Use the same connection...
    */

    http2 = http;
  }
  else
  {
   /*
    * Connect to the alternate host...
    */

    if (!strcmp(scheme, "https"))
      encryption = HTTP_ENCRYPT_ALWAYS;
    else
      encryption = HTTP_ENCRYPT_IF_REQUESTED;

    if ((http2 = httpConnectEncrypt(hostname, port, encryption)) == NULL)
    {
      DEBUG_printf(("4cups_create_localizations: Unable to connect to "
                    "%s:%d: %s", hostname, port, cupsLastErrorString()));
      return;
    }
  }

 /*
  * Get a temporary file...
  */

  if ((temp = cupsTempFile2(tempfile, sizeof(tempfile))) == NULL)
  {
    DEBUG_printf(("4cups_create_localizations: Unable to create temporary "
                  "file: %s", cupsLastErrorString()));
    if (http2 != http)
      httpClose(http2);
    return;
  }

  status = cupsGetFd(http2, resource, cupsFileNumber(temp));

  DEBUG_printf(("4cups_create_localizations: GET %s = %s", resource,
                httpStatus(status)));

  if (status == HTTP_OK)
  {
   /*
    * Got the file, read it...
    */

    char		buffer[8192],	/* Message buffer */
    			*id,		/* ID string */
    			*str;		/* Translated message */
    _cups_message_t	*m;		/* Current message */

    lseek(cupsFileNumber(temp), 0, SEEK_SET);

    while (cups_read_strings(temp, buffer, sizeof(buffer), &id, &str))
    {
      if ((m = malloc(sizeof(_cups_message_t))) == NULL)
        break;

      m->id  = strdup(id);
      m->str = strdup(str);

      if (m->id && m->str)
        cupsArrayAdd(dinfo->localizations, m);
      else
      {
        if (m->id)
          free(m->id);

        if (m->str)
          free(m->str);

        free(m);
        break;
      }
    }
  }

  DEBUG_printf(("4cups_create_localizations: %d messages loaded.",
                cupsArrayCount(dinfo->localizations)));

 /*
  * Cleanup...
  */

  unlink(tempfile);
  cupsFileClose(temp);

  if (http2 != http)
    httpClose(http2);
}
Esempio n. 8
0
static mxml_node_t *			/* O - XML file or NULL */
load_xml(const char *reg_file)		/* I - Filename or URL */
{
  mxml_node_t		*xml;		/* XML file */
  char			scheme[256],	/* Scheme */
			userpass[256],	/* Username and password */
			hostname[256],	/* Hostname */
			resource[1024],	/* Resource path */
			filename[1024];	/* Temporary file */
  int			port,		/* Port number */
			fd;		/* File descriptor */


  if (httpSeparateURI(HTTP_URI_CODING_ALL, reg_file, scheme, sizeof(scheme),
                      userpass, sizeof(userpass), hostname, sizeof(hostname),
                      &port, resource, sizeof(resource)) < HTTP_URI_OK)
  {
    fprintf(stderr, "xmltotest: Bad URI or filename \"%s\".\n", reg_file);
    return (NULL);
  }

  if (!strcmp(scheme, "file"))
  {
   /*
    * Local file...
    */

    if ((fd = open(resource, O_RDONLY)) < 0)
    {
      fprintf(stderr, "xmltotest: Unable to open \"%s\": %s\n", resource,
              strerror(errno));
      return (NULL);
    }

    filename[0] = '\0';
  }
  else if (strcmp(scheme, "http") && strcmp(scheme, "https"))
  {
    fprintf(stderr, "xmltotest: Unsupported URI scheme \"%s\".\n", scheme);
    return (NULL);
  }
  else
  {
    http_t		*http;		/* HTTP connection */
    http_encryption_t	encryption;	/* Encryption to use */
    http_status_t	status;		/* Status of HTTP GET */

    if (!strcmp(scheme, "https") || port == 443)
      encryption = HTTP_ENCRYPT_ALWAYS;
    else
      encryption = HTTP_ENCRYPT_IF_REQUESTED;

    if ((http = httpConnectEncrypt(hostname, port, encryption)) == NULL)
    {
      fprintf(stderr, "xmltotest: Unable to connect to \"%s\": %s\n", hostname,
              cupsLastErrorString());
      return (NULL);
    }

    if ((fd = cupsTempFd(filename, sizeof(filename))) < 0)
    {
      fprintf(stderr, "xmltotest: Unable to create temporary file: %s\n",
              strerror(errno));
      httpClose(http);
      return (NULL);
    }

    status = cupsGetFd(http, resource, fd);
    httpClose(http);

    if (status != HTTP_OK)
    {
      fprintf(stderr, "mxmltotest: Unable to get \"%s\": %d\n", reg_file,
              status);
      close(fd);
      unlink(filename);
      return (NULL);
    }

    lseek(fd, 0, SEEK_SET);
  }

 /*
  * Load the XML file...
  */

  xml = mxmlLoadFd(NULL, fd, MXML_OPAQUE_CALLBACK);

  close(fd);

  if (filename[0])
    unlink(filename);

  return (xml);
}
Esempio n. 9
0
char *					/* O - New URL */
cgiRewriteURL(const char *uri,		/* I - Current URI */
              char       *url,		/* O - New URL */
	      int        urlsize,	/* I - Size of URL buffer */
	      const char *newresource)	/* I - Replacement resource */
{
  char			method[HTTP_MAX_URI],
			userpass[HTTP_MAX_URI],
			hostname[HTTP_MAX_URI],
			rawresource[HTTP_MAX_URI],
			resource[HTTP_MAX_URI],
					/* URI components... */
			*rawptr,	/* Pointer into rawresource */
			*resptr;	/* Pointer into resource */
  int			port;		/* Port number */
  static int		ishttps = -1;	/* Using encryption? */
  static const char	*server;	/* Name of server */
  static char		servername[1024];
					/* Local server name */
  static const char	hexchars[] = "0123456789ABCDEF";
					/* Hexadecimal conversion characters */


 /*
  * Check if we have been called before...
  */

  if (ishttps < 0)
  {
   /*
    * No, initialize static vars for the conversion...
    *
    * First get the server name associated with the client interface as
    * well as the locally configured hostname.  We'll check *both* of
    * these to see if the printer URL is local...
    */

    if ((server = getenv("SERVER_NAME")) == NULL)
      server = "";

    httpGetHostname(NULL, servername, sizeof(servername));

   /*
    * Then flag whether we are using SSL on this connection...
    */

    ishttps = getenv("HTTPS") != NULL;
  }

 /*
  * Convert the URI to a URL...
  */

  httpSeparateURI(HTTP_URI_CODING_ALL, uri, method, sizeof(method), userpass,
                  sizeof(userpass), hostname, sizeof(hostname), &port,
		  rawresource, sizeof(rawresource));

  if (!strcmp(method, "ipp") ||
      !strcmp(method, "http") ||
      !strcmp(method, "https"))
  {
    if (newresource)
    {
     /*
      * Force the specified resource name instead of the one in the URL...
      */

      strlcpy(resource, newresource, sizeof(resource));
    }
    else
    {
     /*
      * Rewrite the resource string so it doesn't contain any
      * illegal chars...
      */

      for (rawptr = rawresource, resptr = resource; *rawptr; rawptr ++)
	if ((*rawptr & 128) || *rawptr == '%' || *rawptr == ' ' ||
	    *rawptr == '#' || *rawptr == '?' ||
	    *rawptr == '.') /* For MSIE */
	{
	  if (resptr < (resource + sizeof(resource) - 3))
	  {
	    *resptr++ = '%';
	    *resptr++ = hexchars[(*rawptr >> 4) & 15];
	    *resptr++ = hexchars[*rawptr & 15];
	  }
	}
	else if (resptr < (resource + sizeof(resource) - 1))
	  *resptr++ = *rawptr;

      *resptr = '\0';
    }
Esempio n. 10
0
static int				/* O - Exit status */
cat_ppd(const char *uri)		/* I - PPD URI */
{
  int		i;			/* Looping var */
  char		scheme[255],		/* URI scheme */
		userpass[255],		/* Username/password (unused) */
		hostname[255],		/* Hostname (unused) */
		resource[1024];		/* Resource name */
  int		port;			/* Port (unused) */
  const char	*name;			/* Pointer to name in URI */


  if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme),
                      userpass, sizeof(userpass), hostname, sizeof(hostname),
		      &port, resource, sizeof(resource)) < HTTP_URI_OK)
  {
    fprintf(stderr, "ERROR: Bad URI \"%s\"!\n", uri);
    return (1);
  }

  name = resource + 1;

  for (i = 0 ; i < (int)(sizeof(models) / sizeof(models[0])); i ++)
    if (!strcmp(name, models[i][0]))
    {
     /*
      * Actually display the PPD file...
      */
      puts("*PPD-Adobe: \"4.3\"");

      puts("*LanguageEncoding: ISOLatin1");
      puts("*LanguageVersion: English");
      puts("*Manufacturer: \"Test\"");
      puts("*FileVersion: \"1.0\"");
      puts("*FormatVersion: \"4.3\"");
      puts("*PSVersion: \"(3010) 1\"");
      printf("*PCFileName: \"%s\"\n", models[i][0]);

      printf("*Product: \"(%s)\"\n", models[i][1]);
      printf("*ModelName: \"Test %s\"\n", models[i][1]);
      printf("*NickName: \"Test %s\"\n", models[i][1]);
      printf("*ShortNickName: \"Test %s\"\n", models[i][1]);

      puts("*OpenUI PageSize: PickOne"); 
      puts("*OrderDependency: 10 AnySetup *PageSetup");
      puts("*DefaultPageSize: Letter");
      puts("*PageSize Letter: \"<</PageSize[612 792]>>setpagedevice\"");
      puts("*PageSize A4: \"<</PageSize[585 842]>>setpagedevice\"");
      puts("*CloseUI: *PageSize");

      puts("*OpenUI PageRegion: PickOne"); 
      puts("*OrderDependency: 10 AnySetup *PageRegion");
      puts("*DefaultPageRegion: Letter");
      puts("*PageRegion Letter: \"<</PageRegion[612 792]>>setpagedevice\"");
      puts("*PageRegion A4: \"<</PageRegion[585 842]>>setpagedevice\"");
      puts("*CloseUI: *PageRegion");

      puts("*DefaultImageableArea: Letter");
      puts("*ImageableArea Letter: \"0 0 612 792\"");
      puts("*ImageableArea A4: \"0 0 595 842\"");

      puts("*DefaultPaperDimension: Letter");
      puts("*PaperDimension Letter: \"612 792\"");
      puts("*PaperDimension A4: \"595 842\"");

      return (0);
    }

  fprintf(stderr, "ERROR: Unknown URI \"%s\"!\n", uri);
  return (1);
}
Esempio n. 11
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments */
     char *argv[])			/* I - Command-line arguments */
{
  int		i;			/* Looping var */
  http_t	*http;			/* HTTP connection */
  const char	*server = NULL;		/* Hostname from command-line */
  int		port = 0;		/* Port number */
  const char	*cipherName = "UNKNOWN";/* Cipher suite name */
  int		dhBits = 0;		/* Diffie-Hellman bits */
  int		tlsVersion = 0;		/* TLS version number */
  char		uri[1024],		/* Printer URI */
		scheme[32],		/* URI scheme */
		host[256],		/* Hostname */
		userpass[256],		/* Username/password */
		resource[256];		/* Resource path */
  int		af = AF_UNSPEC,		/* Address family */
		tls_options = _HTTP_TLS_NONE,
					/* TLS options */
		tls_min_version = _HTTP_TLS_1_0,
		tls_max_version = _HTTP_TLS_MAX,
		verbose = 0;		/* Verbosity */
  ipp_t		*request,		/* IPP Get-Printer-Attributes request */
		*response;		/* IPP Get-Printer-Attributes response */
  ipp_attribute_t *attr;		/* Current attribute */
  const char	*name;			/* Attribute name */
  char		value[1024];		/* Attribute (string) value */
  static const char * const pattrs[] =	/* Requested attributes */
  {
    "color-supported",
    "compression-supported",
    "document-format-supported",
    "pages-per-minute",
    "printer-location",
    "printer-make-and-model",
    "printer-state",
    "printer-state-reasons",
    "sides-supported",
    "uri-authentication-supported",
    "uri-security-supported"
  };


  for (i = 1; i < argc; i ++)
  {
    if (!strcmp(argv[i], "--dh"))
    {
      tls_options |= _HTTP_TLS_ALLOW_DH;
    }
    else if (!strcmp(argv[i], "--no-cbc"))
    {
      tls_options |= _HTTP_TLS_DENY_CBC;
    }
    else if (!strcmp(argv[i], "--no-tls10"))
    {
      tls_min_version = _HTTP_TLS_1_1;
    }
    else if (!strcmp(argv[i], "--tls10"))
    {
      tls_min_version = _HTTP_TLS_1_0;
      tls_max_version = _HTTP_TLS_1_0;
    }
    else if (!strcmp(argv[i], "--rc4"))
    {
      tls_options |= _HTTP_TLS_ALLOW_RC4;
    }
    else if (!strcmp(argv[i], "--verbose") || !strcmp(argv[i], "-v"))
    {
      verbose = 1;
    }
    else if (!strcmp(argv[i], "-4"))
    {
      af = AF_INET;
    }
    else if (!strcmp(argv[i], "-6"))
    {
      af = AF_INET6;
    }
    else if (argv[i][0] == '-')
    {
      printf("tlscheck: Unknown option '%s'.\n", argv[i]);
      usage();
    }
    else if (!server)
    {
      if (!strncmp(argv[i], "ipps://", 7))
      {
        httpSeparateURI(HTTP_URI_CODING_ALL, argv[i], scheme, sizeof(scheme), userpass, sizeof(userpass), host, sizeof(host), &port, resource, sizeof(resource));
        server = host;
      }
      else
      {
        server = argv[i];
        strlcpy(resource, "/ipp/print", sizeof(resource));
      }
    }
    else if (!port && (argv[i][0] == '=' || isdigit(argv[i][0] & 255)))
    {
      if (argv[i][0] == '=')
	port = atoi(argv[i] + 1);
      else
	port = atoi(argv[i]);
    }
    else
    {
      printf("tlscheck: Unexpected argument '%s'.\n", argv[i]);
      usage();
    }
  }

  if (!server)
    usage();

  if (!port)
    port = 631;

  _httpTLSSetOptions(tls_options, tls_min_version, tls_max_version);

  http = httpConnect2(server, port, NULL, af, HTTP_ENCRYPTION_ALWAYS, 1, 30000, NULL);
  if (!http)
  {
    printf("%s: ERROR (%s)\n", server, cupsLastErrorString());
    return (1);
  }

#ifdef __APPLE__
  SSLProtocol protocol;
  SSLCipherSuite cipher;
  char unknownCipherName[256];
  int paramsNeeded = 0;
  const void *params;
  size_t paramsLen;
  OSStatus err;

  if ((err = SSLGetNegotiatedProtocolVersion(http->tls, &protocol)) != noErr)
  {
    printf("%s: ERROR (No protocol version - %d)\n", server, (int)err);
    httpClose(http);
    return (1);
  }

  switch (protocol)
  {
    default :
        tlsVersion = 0;
        break;
    case kSSLProtocol3 :
        tlsVersion = 30;
        break;
    case kTLSProtocol1 :
        tlsVersion = 10;
        break;
    case kTLSProtocol11 :
        tlsVersion = 11;
        break;
    case kTLSProtocol12 :
        tlsVersion = 12;
        break;
  }

  if ((err = SSLGetNegotiatedCipher(http->tls, &cipher)) != noErr)
  {
    printf("%s: ERROR (No cipher suite - %d)\n", server, (int)err);
    httpClose(http);
    return (1);
  }

  switch (cipher)
  {
    case TLS_NULL_WITH_NULL_NULL:
	cipherName = "TLS_NULL_WITH_NULL_NULL";
	break;
    case TLS_RSA_WITH_NULL_MD5:
	cipherName = "TLS_RSA_WITH_NULL_MD5";
	break;
    case TLS_RSA_WITH_NULL_SHA:
	cipherName = "TLS_RSA_WITH_NULL_SHA";
	break;
    case TLS_RSA_WITH_RC4_128_MD5:
	cipherName = "TLS_RSA_WITH_RC4_128_MD5";
	break;
    case TLS_RSA_WITH_RC4_128_SHA:
	cipherName = "TLS_RSA_WITH_RC4_128_SHA";
	break;
    case TLS_RSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_RSA_WITH_3DES_EDE_CBC_SHA";
	break;
    case TLS_RSA_WITH_NULL_SHA256:
	cipherName = "TLS_RSA_WITH_NULL_SHA256";
	break;
    case TLS_RSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_RSA_WITH_AES_128_CBC_SHA256";
	break;
    case TLS_RSA_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_RSA_WITH_AES_256_CBC_SHA256";
	break;
    case TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_DSS_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DH_DSS_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DH_RSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_DSS_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_DH_DSS_WITH_AES_256_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_DH_RSA_WITH_AES_256_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_RC4_128_MD5:
	cipherName = "TLS_DH_anon_WITH_RC4_128_MD5";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DH_anon_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_256_CBC_SHA256:
	cipherName = "TLS_DH_anon_WITH_AES_256_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_PSK_WITH_RC4_128_SHA:
	cipherName = "TLS_PSK_WITH_RC4_128_SHA";
	break;
    case TLS_PSK_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_PSK_WITH_3DES_EDE_CBC_SHA";
	break;
    case TLS_PSK_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_PSK_WITH_AES_128_CBC_SHA";
	break;
    case TLS_PSK_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_PSK_WITH_AES_256_CBC_SHA";
	break;
    case TLS_DHE_PSK_WITH_RC4_128_SHA:
	cipherName = "TLS_DHE_PSK_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DHE_PSK_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DHE_PSK_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_RSA_PSK_WITH_RC4_128_SHA:
	cipherName = "TLS_RSA_PSK_WITH_RC4_128_SHA";
	break;
    case TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA";
	break;
    case TLS_RSA_PSK_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_RSA_PSK_WITH_AES_128_CBC_SHA";
	break;
    case TLS_RSA_PSK_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_RSA_PSK_WITH_AES_256_CBC_SHA";
	break;
    case TLS_PSK_WITH_NULL_SHA:
	cipherName = "TLS_PSK_WITH_NULL_SHA";
	break;
    case TLS_DHE_PSK_WITH_NULL_SHA:
	cipherName = "TLS_DHE_PSK_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_RSA_PSK_WITH_NULL_SHA:
	cipherName = "TLS_RSA_PSK_WITH_NULL_SHA";
	break;
    case TLS_RSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_RSA_WITH_AES_128_GCM_SHA256";
	break;
    case TLS_RSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_RSA_WITH_AES_256_GCM_SHA384";
	break;
    case TLS_DHE_RSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DH_RSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DH_RSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_DH_DSS_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DH_DSS_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_DSS_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DH_DSS_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DH_anon_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DH_anon_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_PSK_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_PSK_WITH_AES_128_GCM_SHA256";
	break;
    case TLS_PSK_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_PSK_WITH_AES_256_GCM_SHA384";
	break;
    case TLS_DHE_PSK_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_RSA_PSK_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256";
	break;
    case TLS_RSA_PSK_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384";
	break;
    case TLS_PSK_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_PSK_WITH_AES_128_CBC_SHA256";
	break;
    case TLS_PSK_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_PSK_WITH_AES_256_CBC_SHA384";
	break;
    case TLS_PSK_WITH_NULL_SHA256:
	cipherName = "TLS_PSK_WITH_NULL_SHA256";
	break;
    case TLS_PSK_WITH_NULL_SHA384:
	cipherName = "TLS_PSK_WITH_NULL_SHA384";
	break;
    case TLS_DHE_PSK_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_NULL_SHA256:
	cipherName = "TLS_DHE_PSK_WITH_NULL_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_DHE_PSK_WITH_NULL_SHA384:
	cipherName = "TLS_DHE_PSK_WITH_NULL_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_RSA_PSK_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256";
	break;
    case TLS_RSA_PSK_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384";
	break;
    case TLS_RSA_PSK_WITH_NULL_SHA256:
	cipherName = "TLS_RSA_PSK_WITH_NULL_SHA256";
	break;
    case TLS_RSA_PSK_WITH_NULL_SHA384:
	cipherName = "TLS_RSA_PSK_WITH_NULL_SHA384";
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256:
	cipherName = "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384:
	cipherName = "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256:
	cipherName = "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384:
	cipherName = "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384";
	paramsNeeded = 1;
	break;
    case TLS_RSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_RSA_WITH_AES_128_CBC_SHA";
	break;
    case TLS_DH_DSS_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DH_DSS_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DH_RSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DHE_DSS_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DHE_RSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_DH_anon_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_RSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_RSA_WITH_AES_256_CBC_SHA";
	break;
    case TLS_DH_DSS_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DH_DSS_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_RSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DH_RSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_DSS_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DHE_DSS_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DHE_RSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DHE_RSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_DH_anon_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_DH_anon_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_NULL_SHA:
	cipherName = "TLS_ECDH_ECDSA_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_RC4_128_SHA:
	cipherName = "TLS_ECDH_ECDSA_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_NULL_SHA:
	cipherName = "TLS_ECDHE_ECDSA_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_RC4_128_SHA:
	cipherName = "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_NULL_SHA:
	cipherName = "TLS_ECDH_RSA_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_RC4_128_SHA:
	cipherName = "TLS_ECDH_RSA_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_RSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_NULL_SHA:
	cipherName = "TLS_ECDHE_RSA_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_RC4_128_SHA:
	cipherName = "TLS_ECDHE_RSA_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_anon_WITH_NULL_SHA:
	cipherName = "TLS_ECDH_anon_WITH_NULL_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_anon_WITH_RC4_128_SHA:
	cipherName = "TLS_ECDH_anon_WITH_RC4_128_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA:
	cipherName = "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_anon_WITH_AES_128_CBC_SHA:
	cipherName = "TLS_ECDH_anon_WITH_AES_128_CBC_SHA";
	paramsNeeded = 1;
	break;
    case TLS_ECDH_anon_WITH_AES_256_CBC_SHA:
	cipherName = "TLS_ECDH_anon_WITH_AES_256_CBC_SHA";
	paramsNeeded = 1;
	break;
    default :
        snprintf(unknownCipherName, sizeof(unknownCipherName), "UNKNOWN_%04X", cipher);
        cipherName = unknownCipherName;
        break;
  }

  if (cipher == TLS_RSA_WITH_RC4_128_MD5 ||
      cipher == TLS_RSA_WITH_RC4_128_SHA)
  {
    printf("%s: ERROR (Printers MUST NOT negotiate RC4 cipher suites.)\n", server);
    httpClose(http);
    return (1);
  }

  if ((err = SSLGetDiffieHellmanParams(http->tls, &params, &paramsLen)) != noErr && paramsNeeded)
  {
    printf("%s: ERROR (Unable to get Diffie-Hellman parameters - %d)\n", server, (int)err);
    httpClose(http);
    return (1);
  }

  if (paramsLen < 128 && paramsLen != 0)
  {
    printf("%s: ERROR (Diffie-Hellman parameters MUST be at least 2048 bits, but Printer uses only %d bits/%d bytes)\n", server, (int)paramsLen * 8, (int)paramsLen);
    httpClose(http);
    return (1);
  }

  dhBits = (int)paramsLen * 8;
#endif /* __APPLE__ */

  if (dhBits > 0)
    printf("%s: OK (TLS: %d.%d, %s, %d DH bits)\n", server, tlsVersion / 10, tlsVersion % 10, cipherName, dhBits);
  else
    printf("%s: OK (TLS: %d.%d, %s)\n", server, tlsVersion / 10, tlsVersion % 10, cipherName);

  if (verbose)
  {
    httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipps", NULL, host, port, resource);
    request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, cupsUser());
    ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes", (int)(sizeof(pattrs) / sizeof(pattrs[0])), NULL, pattrs);

    response = cupsDoRequest(http, request, resource);

    for (attr = ippFirstAttribute(response); attr; attr = ippNextAttribute(response))
    {
      if (ippGetGroupTag(attr) != IPP_TAG_PRINTER)
        continue;

      if ((name = ippGetName(attr)) == NULL)
        continue;

      ippAttributeString(attr, value, sizeof(value));
      printf("    %s=%s\n", name, value);
    }

    ippDelete(response);
  }

  httpClose(http);

  return (0);
}
Esempio n. 12
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments */
     char *argv[])			/* I - Command-line arguments */
{
  int		i, j, k;		/* Looping vars */
  http_t	*http;			/* HTTP connection */
  http_encryption_t encryption;		/* Encryption type */
  http_status_t	status;			/* Status of GET command */
  int		failures;		/* Number of test failures */
  char		buffer[8192];		/* Input buffer */
  long		bytes;			/* Number of bytes read */
  FILE		*out;			/* Output file */
  char		encode[256],		/* Base64-encoded string */
		decode[256];		/* Base64-decoded string */
  int		decodelen;		/* Length of decoded string */
  char		scheme[HTTP_MAX_URI],	/* Scheme from URI */
		hostname[HTTP_MAX_URI],	/* Hostname from URI */
		username[HTTP_MAX_URI],	/* Username:password from URI */
		resource[HTTP_MAX_URI];	/* Resource from URI */
  int		port;			/* Port number from URI */
  http_uri_status_t uri_status;		/* Status of URI separation */
  http_addrlist_t *addrlist,		/* Address list */
		*addr;			/* Current address */
  off_t		length, total;		/* Length and total bytes */
  time_t	start, current;		/* Start and end time */
  const char	*encoding;		/* Negotiated Content-Encoding */
  static const char * const uri_status_strings[] =
		{
		  "HTTP_URI_STATUS_OVERFLOW",
		  "HTTP_URI_STATUS_BAD_ARGUMENTS",
		  "HTTP_URI_STATUS_BAD_RESOURCE",
		  "HTTP_URI_STATUS_BAD_PORT",
		  "HTTP_URI_STATUS_BAD_HOSTNAME",
		  "HTTP_URI_STATUS_BAD_USERNAME",
		  "HTTP_URI_STATUS_BAD_SCHEME",
		  "HTTP_URI_STATUS_BAD_URI",
		  "HTTP_URI_STATUS_OK",
		  "HTTP_URI_STATUS_MISSING_SCHEME",
		  "HTTP_URI_STATUS_UNKNOWN_SCHEME",
		  "HTTP_URI_STATUS_MISSING_RESOURCE"
		};


 /*
  * Do API tests if we don't have a URL on the command-line...
  */

  if (argc == 1)
  {
    failures = 0;

   /*
    * httpGetDateString()/httpGetDateTime()
    */

    fputs("httpGetDateString()/httpGetDateTime(): ", stdout);

    start = time(NULL);
    strlcpy(buffer, httpGetDateString(start), sizeof(buffer));
    current = httpGetDateTime(buffer);

    i = (int)(current - start);
    if (i < 0)
      i = -i;

    if (!i)
      puts("PASS");
    else
    {
      failures ++;
      puts("FAIL");
      printf("    Difference is %d seconds, %02d:%02d:%02d...\n", i, i / 3600,
             (i / 60) % 60, i % 60);
      printf("    httpGetDateString(%d) returned \"%s\"\n", (int)start, buffer);
      printf("    httpGetDateTime(\"%s\") returned %d\n", buffer, (int)current);
      printf("    httpGetDateString(%d) returned \"%s\"\n", (int)current,
             httpGetDateString(current));
    }

   /*
    * httpDecode64_2()/httpEncode64_2()
    */

    fputs("httpDecode64_2()/httpEncode64_2(): ", stdout);

    for (i = 0, j = 0; i < (int)(sizeof(base64_tests) / sizeof(base64_tests[0])); i ++)
    {
      httpEncode64_2(encode, sizeof(encode), base64_tests[i][0],
                     (int)strlen(base64_tests[i][0]));
      decodelen = (int)sizeof(decode);
      httpDecode64_2(decode, &decodelen, base64_tests[i][1]);

      if (strcmp(decode, base64_tests[i][0]))
      {
        failures ++;

        if (j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    httpDecode64_2() returned \"%s\", expected \"%s\"...\n",
	       decode, base64_tests[i][0]);
      }

      if (strcmp(encode, base64_tests[i][1]))
      {
        failures ++;

        if (j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    httpEncode64_2() returned \"%s\", expected \"%s\"...\n",
	       encode, base64_tests[i][1]);
      }
    }

    if (!j)
      puts("PASS");

   /*
    * httpGetHostname()
    */

    fputs("httpGetHostname(): ", stdout);

    if (httpGetHostname(NULL, hostname, sizeof(hostname)))
      printf("PASS (%s)\n", hostname);
    else
    {
      failures ++;
      puts("FAIL");
    }

   /*
    * httpAddrGetList()
    */

    printf("httpAddrGetList(%s): ", hostname);

    addrlist = httpAddrGetList(hostname, AF_UNSPEC, NULL);
    if (addrlist)
    {
      for (i = 0, addr = addrlist; addr; i ++, addr = addr->next)
      {
        char	numeric[1024];		/* Numeric IP address */


	httpAddrString(&(addr->addr), numeric, sizeof(numeric));
	if (!strcmp(numeric, "UNKNOWN"))
	  break;
      }

      if (addr)
        printf("FAIL (bad address for %s)\n", hostname);
      else
        printf("PASS (%d address(es) for %s)\n", i, hostname);

      httpAddrFreeList(addrlist);
    }
    else if (isdigit(hostname[0] & 255))
    {
      puts("FAIL (ignored because hostname is numeric)");
    }
    else
    {
      failures ++;
      puts("FAIL");
    }

   /*
    * Test httpSeparateURI()...
    */

    fputs("httpSeparateURI(): ", stdout);
    for (i = 0, j = 0; i < (int)(sizeof(uri_tests) / sizeof(uri_tests[0])); i ++)
    {
      uri_status = httpSeparateURI(HTTP_URI_CODING_MOST,
				   uri_tests[i].uri, scheme, sizeof(scheme),
                                   username, sizeof(username),
				   hostname, sizeof(hostname), &port,
				   resource, sizeof(resource));
      if (uri_status != uri_tests[i].result ||
          strcmp(scheme, uri_tests[i].scheme) ||
	  strcmp(username, uri_tests[i].username) ||
	  strcmp(hostname, uri_tests[i].hostname) ||
	  port != uri_tests[i].port ||
	  strcmp(resource, uri_tests[i].resource))
      {
        failures ++;

	if (!j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    \"%s\":\n", uri_tests[i].uri);

	if (uri_status != uri_tests[i].result)
	  printf("        Returned %s instead of %s\n",
	         uri_status_strings[uri_status + 8],
		 uri_status_strings[uri_tests[i].result + 8]);

        if (strcmp(scheme, uri_tests[i].scheme))
	  printf("        Scheme \"%s\" instead of \"%s\"\n",
	         scheme, uri_tests[i].scheme);

	if (strcmp(username, uri_tests[i].username))
	  printf("        Username \"%s\" instead of \"%s\"\n",
	         username, uri_tests[i].username);

	if (strcmp(hostname, uri_tests[i].hostname))
	  printf("        Hostname \"%s\" instead of \"%s\"\n",
	         hostname, uri_tests[i].hostname);

	if (port != uri_tests[i].port)
	  printf("        Port %d instead of %d\n",
	         port, uri_tests[i].port);

	if (strcmp(resource, uri_tests[i].resource))
	  printf("        Resource \"%s\" instead of \"%s\"\n",
	         resource, uri_tests[i].resource);
      }
    }

    if (!j)
      printf("PASS (%d URIs tested)\n",
             (int)(sizeof(uri_tests) / sizeof(uri_tests[0])));

   /*
    * Test httpAssembleURI()...
    */

    fputs("httpAssembleURI(): ", stdout);
    for (i = 0, j = 0, k = 0;
         i < (int)(sizeof(uri_tests) / sizeof(uri_tests[0]));
	 i ++)
      if (uri_tests[i].result == HTTP_URI_STATUS_OK &&
          !strstr(uri_tests[i].uri, "%64") &&
          strstr(uri_tests[i].uri, "//"))
      {
        k ++;
	uri_status = httpAssembleURI(uri_tests[i].assemble_coding,
				     buffer, sizeof(buffer),
	                             uri_tests[i].scheme,
				     uri_tests[i].username,
	                             uri_tests[i].hostname,
				     uri_tests[i].assemble_port,
				     uri_tests[i].resource);

        if (uri_status != HTTP_URI_STATUS_OK)
	{
          failures ++;

	  if (!j)
	  {
	    puts("FAIL");
	    j = 1;
	  }

          printf("    \"%s\": %s\n", uri_tests[i].uri,
	         uri_status_strings[uri_status + 8]);
        }
	else if (strcmp(buffer, uri_tests[i].uri))
	{
          failures ++;

	  if (!j)
	  {
	    puts("FAIL");
	    j = 1;
	  }

          printf("    \"%s\": assembled = \"%s\"\n", uri_tests[i].uri,
	         buffer);
	}
      }

    if (!j)
      printf("PASS (%d URIs tested)\n", k);

   /*
    * httpAssembleUUID
    */

    fputs("httpAssembleUUID: ", stdout);
    httpAssembleUUID("hostname.example.com", 631, "printer", 12345, buffer,
                     sizeof(buffer));
    if (strncmp(buffer, "urn:uuid:", 9))
    {
      printf("FAIL (%s)\n", buffer);
      failures ++;
    }
    else
      printf("PASS (%s)\n", buffer);

   /*
    * Show a summary and return...
    */

    if (failures)
      printf("\n%d TESTS FAILED!\n", failures);
    else
      puts("\nALL TESTS PASSED!");

    return (failures);
  }
  else if (strstr(argv[1], "._tcp"))
  {
   /*
    * Test resolving an mDNS name.
    */

    char	resolved[1024];		/* Resolved URI */


    printf("_httpResolveURI(%s, _HTTP_RESOLVE_DEFAULT): ", argv[1]);
    fflush(stdout);

    if (!_httpResolveURI(argv[1], resolved, sizeof(resolved),
                         _HTTP_RESOLVE_DEFAULT, NULL, NULL))
    {
      puts("FAIL");
      return (1);
    }
    else
      printf("PASS (%s)\n", resolved);

    printf("_httpResolveURI(%s, _HTTP_RESOLVE_FQDN): ", argv[1]);
    fflush(stdout);

    if (!_httpResolveURI(argv[1], resolved, sizeof(resolved),
                         _HTTP_RESOLVE_FQDN, NULL, NULL))
    {
      puts("FAIL");
      return (1);
    }
    else if (strstr(resolved, ".local:"))
    {
      printf("FAIL (%s)\n", resolved);
      return (1);
    }
    else
    {
      printf("PASS (%s)\n", resolved);
      return (0);
    }
  }
  else if (!strcmp(argv[1], "-u") && argc == 3)
  {
   /*
    * Test URI separation...
    */

    uri_status = httpSeparateURI(HTTP_URI_CODING_ALL, argv[2], scheme,
                                 sizeof(scheme), username, sizeof(username),
				 hostname, sizeof(hostname), &port,
				 resource, sizeof(resource));
    printf("uri_status = %s\n", uri_status_strings[uri_status + 8]);
    printf("scheme     = \"%s\"\n", scheme);
    printf("username   = \"%s\"\n", username);
    printf("hostname   = \"%s\"\n", hostname);
    printf("port       = %d\n", port);
    printf("resource   = \"%s\"\n", resource);

    return (0);
  }

 /*
  * Test HTTP GET requests...
  */

  http = NULL;
  out = stdout;

  for (i = 1; i < argc; i ++)
  {
    if (!strcmp(argv[i], "-o"))
    {
      i ++;
      if (i >= argc)
        break;

      out = fopen(argv[i], "wb");
      continue;
    }

    httpSeparateURI(HTTP_URI_CODING_MOST, argv[i], scheme, sizeof(scheme),
                    username, sizeof(username),
                    hostname, sizeof(hostname), &port,
		    resource, sizeof(resource));

    if (!_cups_strcasecmp(scheme, "https") || !_cups_strcasecmp(scheme, "ipps") ||
        port == 443)
      encryption = HTTP_ENCRYPTION_ALWAYS;
    else
      encryption = HTTP_ENCRYPTION_IF_REQUESTED;

    http = httpConnect2(hostname, port, NULL, AF_UNSPEC, encryption, 1, 30000,
                        NULL);
    if (http == NULL)
    {
      perror(hostname);
      continue;
    }
    printf("Checking file \"%s\"...\n", resource);

    do
    {
      if (!_cups_strcasecmp(httpGetField(http, HTTP_FIELD_CONNECTION), "close"))
      {
	httpClearFields(http);
	if (httpReconnect2(http, 30000, NULL))
	{
          status = HTTP_STATUS_ERROR;
          break;
	}
      }

      httpClearFields(http);
      httpSetField(http, HTTP_FIELD_AUTHORIZATION, httpGetAuthString(http));
      httpSetField(http, HTTP_FIELD_ACCEPT_LANGUAGE, "en");
      if (httpHead(http, resource))
      {
        if (httpReconnect2(http, 30000, NULL))
        {
          status = HTTP_STATUS_ERROR;
          break;
        }
        else
        {
          status = HTTP_STATUS_UNAUTHORIZED;
          continue;
        }
      }

      while ((status = httpUpdate(http)) == HTTP_STATUS_CONTINUE);

      if (status == HTTP_STATUS_UNAUTHORIZED)
      {
       /*
	* Flush any error message...
	*/

	httpFlush(http);

       /*
	* See if we can do authentication...
	*/

	if (cupsDoAuthentication(http, "GET", resource))
	{
	  status = HTTP_STATUS_CUPS_AUTHORIZATION_CANCELED;
	  break;
	}

	if (httpReconnect2(http, 30000, NULL))
	{
	  status = HTTP_STATUS_ERROR;
	  break;
	}

	continue;
      }
#ifdef HAVE_SSL
      else if (status == HTTP_STATUS_UPGRADE_REQUIRED)
      {
	/* Flush any error message... */
	httpFlush(http);

	/* Reconnect... */
	if (httpReconnect2(http, 30000, NULL))
	{
	  status = HTTP_STATUS_ERROR;
	  break;
	}

	/* Upgrade with encryption... */
	httpEncryption(http, HTTP_ENCRYPTION_REQUIRED);

	/* Try again, this time with encryption enabled... */
	continue;
      }
#endif /* HAVE_SSL */
    }
    while (status == HTTP_STATUS_UNAUTHORIZED ||
           status == HTTP_STATUS_UPGRADE_REQUIRED);

    if (status == HTTP_STATUS_OK)
      puts("HEAD OK:");
    else
      printf("HEAD failed with status %d...\n", status);

    encoding = httpGetContentEncoding(http);

    printf("Requesting file \"%s\" (Accept-Encoding: %s)...\n", resource,
           encoding ? encoding : "identity");

    do
    {
      if (!_cups_strcasecmp(httpGetField(http, HTTP_FIELD_CONNECTION), "close"))
      {
	httpClearFields(http);
	if (httpReconnect2(http, 30000, NULL))
	{
          status = HTTP_STATUS_ERROR;
          break;
	}
      }

      httpClearFields(http);
      httpSetField(http, HTTP_FIELD_AUTHORIZATION, httpGetAuthString(http));
      httpSetField(http, HTTP_FIELD_ACCEPT_LANGUAGE, "en");
      httpSetField(http, HTTP_FIELD_ACCEPT_ENCODING, encoding);

      if (httpGet(http, resource))
      {
        if (httpReconnect2(http, 30000, NULL))
        {
          status = HTTP_STATUS_ERROR;
          break;
        }
        else
        {
          status = HTTP_STATUS_UNAUTHORIZED;
          continue;
        }
      }

      while ((status = httpUpdate(http)) == HTTP_STATUS_CONTINUE);

      if (status == HTTP_STATUS_UNAUTHORIZED)
      {
       /*
	* Flush any error message...
	*/

	httpFlush(http);

       /*
	* See if we can do authentication...
	*/

	if (cupsDoAuthentication(http, "GET", resource))
	{
	  status = HTTP_STATUS_CUPS_AUTHORIZATION_CANCELED;
	  break;
	}

	if (httpReconnect2(http, 30000, NULL))
	{
	  status = HTTP_STATUS_ERROR;
	  break;
	}

	continue;
      }
#ifdef HAVE_SSL
      else if (status == HTTP_STATUS_UPGRADE_REQUIRED)
      {
	/* Flush any error message... */
	httpFlush(http);

	/* Reconnect... */
	if (httpReconnect2(http, 30000, NULL))
	{
	  status = HTTP_STATUS_ERROR;
	  break;
	}

	/* Upgrade with encryption... */
	httpEncryption(http, HTTP_ENCRYPTION_REQUIRED);

	/* Try again, this time with encryption enabled... */
	continue;
      }
#endif /* HAVE_SSL */
    }
    while (status == HTTP_STATUS_UNAUTHORIZED || status == HTTP_STATUS_UPGRADE_REQUIRED);

    if (status == HTTP_STATUS_OK)
      puts("GET OK:");
    else
      printf("GET failed with status %d...\n", status);

    start  = time(NULL);
    length = httpGetLength2(http);
    total  = 0;

    while ((bytes = httpRead2(http, buffer, sizeof(buffer))) > 0)
    {
      total += bytes;
      fwrite(buffer, bytes, 1, out);
      if (out != stdout)
      {
        current = time(NULL);
        if (current == start) current ++;
        printf("\r" CUPS_LLFMT "/" CUPS_LLFMT " bytes ("
	       CUPS_LLFMT " bytes/sec)      ", CUPS_LLCAST total,
	       CUPS_LLCAST length, CUPS_LLCAST (total / (current - start)));
        fflush(stdout);
      }
    }
  }

  puts("Closing connection to server...");
  httpClose(http);

  if (out != stdout)
    fclose(out);

  return (0);
}
Esempio n. 13
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments */
     char *argv[])			/* I - Command-line arguments */
{
  int		i, j, k;		/* Looping vars */
  http_t	*http;			/* HTTP connection */
  http_status_t	status;			/* Status of GET command */
  int		failures;		/* Number of test failures */
  char		buffer[8192];		/* Input buffer */
  long		bytes;			/* Number of bytes read */
  FILE		*out;			/* Output file */
  char		encode[256],		/* Base64-encoded string */
		decode[256];		/* Base64-decoded string */
  int		decodelen;		/* Length of decoded string */
  char		scheme[HTTP_MAX_URI],	/* Scheme from URI */
		hostname[HTTP_MAX_URI],	/* Hostname from URI */
		username[HTTP_MAX_URI],	/* Username:password from URI */
		resource[HTTP_MAX_URI];	/* Resource from URI */
  int		port;			/* Port number from URI */
  http_uri_status_t uri_status;		/* Status of URI separation */
  http_addrlist_t *addrlist,		/* Address list */
		*addr;			/* Current address */
  off_t		length, total;		/* Length and total bytes */
  time_t	start, current;		/* Start and end time */
  static const char * const uri_status_strings[] =
		{
		  "HTTP_URI_OVERFLOW",
		  "HTTP_URI_BAD_ARGUMENTS",
		  "HTTP_URI_BAD_RESOURCE",
		  "HTTP_URI_BAD_PORT",
		  "HTTP_URI_BAD_HOSTNAME",
		  "HTTP_URI_BAD_USERNAME",
		  "HTTP_URI_BAD_SCHEME",
		  "HTTP_URI_BAD_URI",
		  "HTTP_URI_OK",
		  "HTTP_URI_MISSING_SCHEME",
		  "HTTP_URI_UNKNOWN_SCHEME",
		  "HTTP_URI_MISSING_RESOURCE"
		};


 /*
  * Do API tests if we don't have a URL on the command-line...
  */

  if (argc == 1)
  {
    failures = 0;

   /*
    * httpGetDateString()/httpGetDateTime()
    */

    fputs("httpGetDateString()/httpGetDateTime(): ", stdout);

    start = time(NULL);
    strcpy(buffer, httpGetDateString(start));
    current = httpGetDateTime(buffer);

    i = (int)(current - start);
    if (i < 0)
      i = -i;

    if (!i)
      puts("PASS");
    else
    {
      failures ++;
      puts("FAIL");
      printf("    Difference is %d seconds, %02d:%02d:%02d...\n", i, i / 3600,
             (i / 60) % 60, i % 60);
      printf("    httpGetDateString(%d) returned \"%s\"\n", (int)start, buffer);
      printf("    httpGetDateTime(\"%s\") returned %d\n", buffer, (int)current);
      printf("    httpGetDateString(%d) returned \"%s\"\n", (int)current,
             httpGetDateString(current));
    }

   /*
    * httpDecode64_2()/httpEncode64_2()
    */

    fputs("httpDecode64_2()/httpEncode64_2(): ", stdout);

    for (i = 0, j = 0; i < (int)(sizeof(base64_tests) / sizeof(base64_tests[0])); i ++)
    {
      httpEncode64_2(encode, sizeof(encode), base64_tests[i][0],
                     strlen(base64_tests[i][0]));
      decodelen = (int)sizeof(decode);
      httpDecode64_2(decode, &decodelen, base64_tests[i][1]);

      if (strcmp(decode, base64_tests[i][0]))
      {
        failures ++;

        if (j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    httpDecode64_2() returned \"%s\", expected \"%s\"...\n",
	       decode, base64_tests[i][0]);
      }

      if (strcmp(encode, base64_tests[i][1]))
      {
        failures ++;

        if (j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    httpEncode64_2() returned \"%s\", expected \"%s\"...\n",
	       encode, base64_tests[i][1]);
      }
    }

    if (!j)
      puts("PASS");

   /*
    * httpGetHostname()
    */

    fputs("httpGetHostname(): ", stdout);

    if (httpGetHostname(NULL, hostname, sizeof(hostname)))
      printf("PASS (%s)\n", hostname);
    else
    {
      failures ++;
      puts("FAIL");
    }

   /*
    * httpAddrGetList()
    */

    printf("httpAddrGetList(%s): ", hostname);

    addrlist = httpAddrGetList(hostname, AF_UNSPEC, NULL);
    if (addrlist)
    {
      for (i = 0, addr = addrlist; addr; i ++, addr = addr->next)
      {
        char	numeric[1024];		/* Numeric IP address */


	httpAddrString(&(addr->addr), numeric, sizeof(numeric));
	if (!strcmp(numeric, "UNKNOWN"))
	  break;
      }

      if (addr)
        printf("FAIL (bad address for %s)\n", hostname);
      else
        printf("PASS (%d address(es) for %s)\n", i, hostname);

      httpAddrFreeList(addrlist);
    }
    else
    {
      failures ++;
      puts("FAIL");
    }

   /*
    * Test httpSeparateURI()...
    */

    fputs("httpSeparateURI(): ", stdout);
    for (i = 0, j = 0; i < (int)(sizeof(uri_tests) / sizeof(uri_tests[0])); i ++)
    {
      uri_status = httpSeparateURI(HTTP_URI_CODING_MOST,
				   uri_tests[i].uri, scheme, sizeof(scheme),
                                   username, sizeof(username),
				   hostname, sizeof(hostname), &port,
				   resource, sizeof(resource));
      if (uri_status != uri_tests[i].result ||
          strcmp(scheme, uri_tests[i].scheme) ||
	  strcmp(username, uri_tests[i].username) ||
	  strcmp(hostname, uri_tests[i].hostname) ||
	  port != uri_tests[i].port ||
	  strcmp(resource, uri_tests[i].resource))
      {
        failures ++;

	if (!j)
	{
	  puts("FAIL");
	  j = 1;
	}

        printf("    \"%s\":\n", uri_tests[i].uri);

	if (uri_status != uri_tests[i].result)
	  printf("        Returned %s instead of %s\n",
	         uri_status_strings[uri_status + 8],
		 uri_status_strings[uri_tests[i].result + 8]);

        if (strcmp(scheme, uri_tests[i].scheme))
	  printf("        Scheme \"%s\" instead of \"%s\"\n",
	         scheme, uri_tests[i].scheme);

	if (strcmp(username, uri_tests[i].username))
	  printf("        Username \"%s\" instead of \"%s\"\n",
	         username, uri_tests[i].username);

	if (strcmp(hostname, uri_tests[i].hostname))
	  printf("        Hostname \"%s\" instead of \"%s\"\n",
	         hostname, uri_tests[i].hostname);

	if (port != uri_tests[i].port)
	  printf("        Port %d instead of %d\n",
	         port, uri_tests[i].port);

	if (strcmp(resource, uri_tests[i].resource))
	  printf("        Resource \"%s\" instead of \"%s\"\n",
	         resource, uri_tests[i].resource);
      }
    }

    if (!j)
      printf("PASS (%d URIs tested)\n",
             (int)(sizeof(uri_tests) / sizeof(uri_tests[0])));

   /*
    * Test httpAssembleURI()...
    */

    fputs("httpAssembleURI(): ", stdout);
    for (i = 0, j = 0, k = 0;
         i < (int)(sizeof(uri_tests) / sizeof(uri_tests[0]));
	 i ++)
      if (uri_tests[i].result == HTTP_URI_OK &&
          !strstr(uri_tests[i].uri, "%64") &&
          strstr(uri_tests[i].uri, "//"))
      {
        k ++;
	uri_status = httpAssembleURI(HTTP_URI_CODING_MOST,
				     buffer, sizeof(buffer),
	                             uri_tests[i].scheme,
				     uri_tests[i].username,
	                             uri_tests[i].hostname,
				     uri_tests[i].assemble_port,
				     uri_tests[i].resource);

        if (uri_status != HTTP_URI_OK)
	{
          failures ++;

	  if (!j)
	  {
	    puts("FAIL");
	    j = 1;
	  }

          printf("    \"%s\": %s\n", uri_tests[i].uri,
	         uri_status_strings[uri_status + 8]);
        }
	else if (strcmp(buffer, uri_tests[i].uri))
	{
          failures ++;

	  if (!j)
	  {
	    puts("FAIL");
	    j = 1;
	  }

          printf("    \"%s\": assembled = \"%s\"\n", uri_tests[i].uri,
	         buffer);
	}
      }

    if (!j)
      printf("PASS (%d URIs tested)\n", k);

   /*
    * Show a summary and return...
    */

    if (failures)
      printf("\n%d TESTS FAILED!\n", failures);
    else
      puts("\nALL TESTS PASSED!");

    return (failures);
  }

 /*
  * Test HTTP GET requests...
  */

  http = NULL;
  out = stdout;

  for (i = 1; i < argc; i ++)
  {
    if (!strcmp(argv[i], "-o"))
    {
      i ++;
      if (i >= argc)
        break;

      out = fopen(argv[i], "wb");
      continue;
    }

    httpSeparateURI(HTTP_URI_CODING_MOST, argv[i], scheme, sizeof(scheme),
                    username, sizeof(username),
                    hostname, sizeof(hostname), &port,
		    resource, sizeof(resource));

    http = httpConnectEncrypt(hostname, port, HTTP_ENCRYPT_IF_REQUESTED);
    if (http == NULL)
    {
      perror(hostname);
      continue;
    }
    printf("Requesting file \"%s\"...\n", resource);
    httpClearFields(http);
    httpSetField(http, HTTP_FIELD_ACCEPT_LANGUAGE, "en");
    httpGet(http, resource);
    while ((status = httpUpdate(http)) == HTTP_CONTINUE);

    if (status == HTTP_OK)
      puts("GET OK:");
    else
      printf("GET failed with status %d...\n", status);


    start  = time(NULL);
    length = httpGetLength2(http);
    total  = 0;

    while ((bytes = httpRead2(http, buffer, sizeof(buffer))) > 0)
    {
      total += bytes;
      fwrite(buffer, bytes, 1, out);
      if (out != stdout)
      {
        current = time(NULL);
        if (current == start) current ++;
        printf("\r" CUPS_LLFMT "/" CUPS_LLFMT " bytes ("
	       CUPS_LLFMT " bytes/sec)      ", CUPS_LLCAST total,
	       CUPS_LLCAST length, CUPS_LLCAST (total / (current - start)));
        fflush(stdout);
      }
    }
  }

  puts("Closing connection to server...");
  httpClose(http);

  if (out != stdout)
    fclose(out);

  return (0);
}
Esempio n. 14
0
int					/* O - Exit status */
main(int  argc,				/* I - Number of command-line arguments */
     char *argv[])			/* I - Command-line arguments */
{
  int		i;			/* Looping var */
  ipp_t		*event;			/* Event from scheduler */
  ipp_state_t	state;			/* IPP event state */
  char		scheme[32],		/* URI scheme ("rss") */
		username[256],		/* Username for remote RSS */
		host[1024],		/* Hostname for remote RSS */
		resource[1024],		/* RSS file */
		*options;		/* Options */
  int		port,			/* Port number for remote RSS */
		max_events;		/* Maximum number of events */
  http_t	*http;			/* Connection to remote server */
  http_status_t	status;			/* HTTP GET/PUT status code */
  char		filename[1024],		/* Local filename */
		newname[1024];		/* filename.N */
  cups_lang_t	*language;		/* Language information */
  ipp_attribute_t *printer_up_time,	/* Timestamp on event */
		*notify_sequence_number,/* Sequence number */
		*notify_printer_uri;	/* Printer URI */
  char		*subject,		/* Subject for notification message */
		*text,			/* Text for notification message */
		link_url[1024],		/* Link to printer */
		link_scheme[32],	/* Scheme for link */
		link_username[256],	/* Username for link */
		link_host[1024],	/* Host for link */
		link_resource[1024];	/* Resource for link */
  int		link_port;		/* Link port */
  cups_array_t	*rss;			/* RSS message array */
  _cups_rss_t	*msg;			/* RSS message */
  char		baseurl[1024];		/* Base URL */
  fd_set	input;			/* Input set for select() */
  struct timeval timeout;		/* Timeout for select() */
  int		changed;		/* Has the RSS data changed? */
  int		exit_status;		/* Exit status */


  fprintf(stderr, "DEBUG: argc=%d\n", argc);
  for (i = 0; i < argc; i ++)
    fprintf(stderr, "DEBUG: argv[%d]=\"%s\"\n", i, argv[i]);

 /*
  * See whether we are publishing this RSS feed locally or remotely...
  */

  if (httpSeparateURI(HTTP_URI_CODING_ALL, argv[1], scheme, sizeof(scheme),
                      username, sizeof(username), host, sizeof(host), &port,
		      resource, sizeof(resource)) < HTTP_URI_OK)
  {
    fprintf(stderr, "ERROR: Bad RSS URI \"%s\"!\n", argv[1]);
    return (1);
  }

  max_events = 20;

  if ((options = strchr(resource, '?')) != NULL)
  {
    *options++ = '\0';

    if (!strncmp(options, "max_events=", 11))
    {
      max_events = atoi(options + 11);

      if (max_events <= 0)
        max_events = 20;
    }
  }

  rss = cupsArrayNew((cups_array_func_t)compare_rss, NULL);

  if (host[0])
  {
   /*
    * Remote feed, see if we can get the current file...
    */

    int	fd;				/* Temporary file */


    if ((rss_password = strchr(username, ':')) != NULL)
      *rss_password++ = '\0';

    cupsSetPasswordCB(password_cb);
    cupsSetUser(username);

    if ((fd = cupsTempFd(filename, sizeof(filename))) < 0)
    {
      fprintf(stderr, "ERROR: Unable to create temporary file: %s\n",
              strerror(errno));

      return (1);
    }

    if ((http = httpConnect(host, port)) == NULL)
    {
      fprintf(stderr, "ERROR: Unable to connect to %s on port %d: %s\n",
              host, port, strerror(errno));

      close(fd);
      unlink(filename);

      return (1);
    }

    status = cupsGetFd(http, resource, fd);

    close(fd);

    if (status != HTTP_OK && status != HTTP_NOT_FOUND)
    {
      fprintf(stderr, "ERROR: Unable to GET %s from %s on port %d: %d %s\n",
	      resource, host, port, status, httpStatus(status));

      httpClose(http);
      unlink(filename);

      return (1);
    }

    strlcpy(newname, filename, sizeof(newname));

    httpAssembleURI(HTTP_URI_CODING_ALL, baseurl, sizeof(baseurl), "http",
                    NULL, host, port, resource);
  }
  else
  {
    const char	*cachedir,		/* CUPS_CACHEDIR */
		*server_name,		/* SERVER_NAME */
		*server_port;		/* SERVER_PORT */


    http = NULL;

    if ((cachedir = getenv("CUPS_CACHEDIR")) == NULL)
      cachedir = CUPS_CACHEDIR;

    if ((server_name = getenv("SERVER_NAME")) == NULL)
      server_name = "localhost";

    if ((server_port = getenv("SERVER_PORT")) == NULL)
      server_port = "631";

    snprintf(filename, sizeof(filename), "%s/rss%s", cachedir, resource);
    snprintf(newname, sizeof(newname), "%s.N", filename);

    httpAssembleURIf(HTTP_URI_CODING_ALL, baseurl, sizeof(baseurl), "http",
                     NULL, server_name, atoi(server_port), "/rss%s", resource);
  }

 /*
  * Load the previous RSS file, if any...
  */

  load_rss(rss, filename);

  changed = cupsArrayCount(rss) == 0;

 /*
  * Localize for the user's chosen language...
  */

  language = cupsLangDefault();

 /*
  * Read events and update the RSS file until we are out of events.
  */

  for (exit_status = 0, event = NULL;;)
  {
    if (changed)
    {
     /*
      * Save the messages to the file again, uploading as needed...
      */

      if (save_rss(rss, newname, baseurl))
      {
	if (http)
	{
	 /*
          * Upload the RSS file...
	  */

          if ((status = cupsPutFile(http, resource, filename)) != HTTP_CREATED)
            fprintf(stderr, "ERROR: Unable to PUT %s from %s on port %d: %d %s\n",
	            resource, host, port, status, httpStatus(status));
	}
	else
	{
	 /*
          * Move the new RSS file over top the old one...
	  */

          if (rename(newname, filename))
            fprintf(stderr, "ERROR: Unable to rename %s to %s: %s\n",
	            newname, filename, strerror(errno));
	}

	changed = 0;
      }
    }

   /*
    * Wait up to 30 seconds for an event...
    */

    timeout.tv_sec  = 30;
    timeout.tv_usec = 0;

    FD_ZERO(&input);
    FD_SET(0, &input);

    if (select(1, &input, NULL, NULL, &timeout) < 0)
      continue;
    else if (!FD_ISSET(0, &input))
    {
      fprintf(stderr, "DEBUG: %s is bored, exiting...\n", argv[1]);
      break;
    }

   /*
    * Read the next event...
    */

    event = ippNew();
    while ((state = ippReadFile(0, event)) != IPP_DATA)
    {
      if (state <= IPP_IDLE)
        break;
    }

    if (state == IPP_ERROR)
      fputs("DEBUG: ippReadFile() returned IPP_ERROR!\n", stderr);

    if (state <= IPP_IDLE)
      break;

   /*
    * Collect the info from the event...
    */

    printer_up_time        = ippFindAttribute(event, "printer-up-time",
                                              IPP_TAG_INTEGER);
    notify_sequence_number = ippFindAttribute(event, "notify-sequence-number",
                                	      IPP_TAG_INTEGER);
    notify_printer_uri     = ippFindAttribute(event, "notify-printer-uri",
                                	      IPP_TAG_URI);
    subject                = cupsNotifySubject(language, event);
    text                   = cupsNotifyText(language, event);

    if (printer_up_time && notify_sequence_number && subject && text)
    {
     /*
      * Create a new RSS message...
      */

      if (notify_printer_uri)
      {
        httpSeparateURI(HTTP_URI_CODING_ALL,
	                notify_printer_uri->values[0].string.text,
			link_scheme, sizeof(link_scheme),
                        link_username, sizeof(link_username),
			link_host, sizeof(link_host), &link_port,
		        link_resource, sizeof(link_resource));
        httpAssembleURI(HTTP_URI_CODING_ALL, link_url, sizeof(link_url),
	                "http", link_username, link_host, link_port,
			link_resource);
      }

      msg = new_message(notify_sequence_number->values[0].integer,
                        xml_escape(subject), xml_escape(text),
			notify_printer_uri ? xml_escape(link_url) : NULL,
			printer_up_time->values[0].integer);

      if (!msg)
      {
        fprintf(stderr, "ERROR: Unable to create message: %s\n",
	        strerror(errno));
        exit_status = 1;
	break;
      }

     /*
      * Add it to the array...
      */

      cupsArrayAdd(rss, msg);

      changed = 1;

     /*
      * Trim the array as needed...
      */

      while (cupsArrayCount(rss) > max_events)
      {
        msg = cupsArrayFirst(rss);

	cupsArrayRemove(rss, msg);

	delete_message(msg);
      }
    }

    if (subject)
      free(subject);

    if (text)
      free(text);

    ippDelete(event);
    event = NULL;
  }

 /*
  * We only get here when idle or error...
  */

  ippDelete(event);

  if (http)
  {
    unlink(filename);
    httpClose(http);
  }

  return (exit_status);
}
Esempio n. 15
0
static char *				/* O - Filename or NULL */
get_printer_ppd(const char *uri,	/* I - Printer URI */
                char       *buffer,	/* I - Filename buffer */
		size_t     bufsize)	/* I - Size of filename buffer */
{
  http_t	*http;			/* Connection to printer */
  ipp_t		*request,		/* Get-Printer-Attributes request */
		*response;		/* Get-Printer-Attributes response */
  char		resolved[1024],		/* Resolved URI */
		scheme[32],		/* URI scheme */
		userpass[256],		/* Username:password */
		host[256],		/* Hostname */
		resource[256];		/* Resource path */
  int		port;			/* Port number */


 /*
  * Connect to the printer...
  */

  if (strstr(uri, "._tcp"))
  {
   /*
    * Resolve URI...
    */

    if (!_httpResolveURI(uri, resolved, sizeof(resolved), _HTTP_RESOLVE_DEFAULT, NULL, NULL))
    {
      _cupsLangPrintf(stderr, _("%s: Unable to resolve \"%s\"."), "lpadmin", uri);
      return (NULL);
    }

    uri = resolved;
  }

  if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), userpass, sizeof(userpass), host, sizeof(host), &port, resource, sizeof(resource)) < HTTP_URI_STATUS_OK)
  {
    _cupsLangPrintf(stderr, _("%s: Bad printer URI \"%s\"."), "lpadmin", uri);
    return (NULL);
  }

  http = httpConnect2(host, port, NULL, AF_UNSPEC, !strcmp(scheme, "ipps") ? HTTP_ENCRYPTION_ALWAYS : HTTP_ENCRYPTION_IF_REQUESTED, 1, 30000, NULL);
  if (!http)
  {
    _cupsLangPrintf(stderr, _("%s: Unable to connect to \"%s:%d\": %s"), "lpadmin", host, port, cupsLastErrorString());
    return (NULL);
  }

 /*
  * Send a Get-Printer-Attributes request...
  */

  request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
  ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
  response = cupsDoRequest(http, request, resource);

  if (!_ppdCreateFromIPP(buffer, bufsize, response))
    _cupsLangPrintf(stderr, _("%s: Unable to create PPD file: %s"), "lpadmin", strerror(errno));

  ippDelete(response);
  httpClose(http);

  if (buffer[0])
    return (buffer);
  else
    return (NULL);
}