| /* |
| * PPD utilities for CUPS. |
| * |
| * Copyright 2007-2015 by Apple Inc. |
| * Copyright 1997-2006 by Easy Software Products. |
| * |
| * These coded instructions, statements, and computer programs are the |
| * property of Apple Inc. and are protected by Federal copyright |
| * law. Distribution and use rights are outlined in the file "LICENSE.txt" |
| * which should have been included with this file. If this file is |
| * missing or damaged, see the license at "http://www.cups.org/". |
| * |
| * This file is subject to the Apple OS-Developed Software exception. |
| */ |
| |
| /* |
| * Include necessary headers... |
| */ |
| |
| #include "cups-private.h" |
| #include "ppd-private.h" |
| #include <fcntl.h> |
| #include <sys/stat.h> |
| #if defined(WIN32) || defined(__EMX__) |
| # include <io.h> |
| #else |
| # include <unistd.h> |
| #endif /* WIN32 || __EMX__ */ |
| |
| |
| /* |
| * Local functions... |
| */ |
| |
| static int cups_get_printer_uri(http_t *http, const char *name, |
| char *host, int hostsize, int *port, |
| char *resource, int resourcesize, |
| int depth); |
| |
| |
| /* |
| * 'cupsGetPPD()' - Get the PPD file for a printer on the default server. |
| * |
| * For classes, @code cupsGetPPD@ returns the PPD file for the first printer |
| * in the class. |
| * |
| * The returned filename is stored in a static buffer and is overwritten with |
| * each call to @code cupsGetPPD@ or @link cupsGetPPD2@. The caller "owns" the |
| * file that is created and must @code unlink@ the returned filename. |
| */ |
| |
| const char * /* O - Filename for PPD file */ |
| cupsGetPPD(const char *name) /* I - Destination name */ |
| { |
| _ppd_globals_t *pg = _ppdGlobals(); /* Pointer to library globals */ |
| time_t modtime = 0; /* Modification time */ |
| |
| |
| /* |
| * Return the PPD file... |
| */ |
| |
| pg->ppd_filename[0] = '\0'; |
| |
| if (cupsGetPPD3(CUPS_HTTP_DEFAULT, name, &modtime, pg->ppd_filename, |
| sizeof(pg->ppd_filename)) == HTTP_STATUS_OK) |
| return (pg->ppd_filename); |
| else |
| return (NULL); |
| } |
| |
| |
| /* |
| * 'cupsGetPPD2()' - Get the PPD file for a printer from the specified server. |
| * |
| * For classes, @code cupsGetPPD2@ returns the PPD file for the first printer |
| * in the class. |
| * |
| * The returned filename is stored in a static buffer and is overwritten with |
| * each call to @link cupsGetPPD@ or @code cupsGetPPD2@. The caller "owns" the |
| * file that is created and must @code unlink@ the returned filename. |
| * |
| * @since CUPS 1.1.21/macOS 10.4@ |
| */ |
| |
| const char * /* O - Filename for PPD file */ |
| cupsGetPPD2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
| const char *name) /* I - Destination name */ |
| { |
| _ppd_globals_t *pg = _ppdGlobals(); /* Pointer to library globals */ |
| time_t modtime = 0; /* Modification time */ |
| |
| |
| pg->ppd_filename[0] = '\0'; |
| |
| if (cupsGetPPD3(http, name, &modtime, pg->ppd_filename, |
| sizeof(pg->ppd_filename)) == HTTP_STATUS_OK) |
| return (pg->ppd_filename); |
| else |
| return (NULL); |
| } |
| |
| |
| /* |
| * 'cupsGetPPD3()' - Get the PPD file for a printer on the specified |
| * server if it has changed. |
| * |
| * The "modtime" parameter contains the modification time of any |
| * locally-cached content and is updated with the time from the PPD file on |
| * the server. |
| * |
| * The "buffer" parameter contains the local PPD filename. If it contains |
| * the empty string, a new temporary file is created, otherwise the existing |
| * file will be overwritten as needed. The caller "owns" the file that is |
| * created and must @code unlink@ the returned filename. |
| * |
| * On success, @code HTTP_STATUS_OK@ is returned for a new PPD file and |
| * @code HTTP_STATUS_NOT_MODIFIED@ if the existing PPD file is up-to-date. Any other |
| * status is an error. |
| * |
| * For classes, @code cupsGetPPD3@ returns the PPD file for the first printer |
| * in the class. |
| * |
| * @since CUPS 1.4/macOS 10.6@ |
| */ |
| |
| http_status_t /* O - HTTP status */ |
| cupsGetPPD3(http_t *http, /* I - HTTP connection or @code CUPS_HTTP_DEFAULT@ */ |
| const char *name, /* I - Destination name */ |
| time_t *modtime, /* IO - Modification time */ |
| char *buffer, /* I - Filename buffer */ |
| size_t bufsize) /* I - Size of filename buffer */ |
| { |
| int http_port; /* Port number */ |
| char http_hostname[HTTP_MAX_HOST]; |
| /* Hostname associated with connection */ |
| http_t *http2; /* Alternate HTTP connection */ |
| int fd; /* PPD file */ |
| char localhost[HTTP_MAX_URI],/* Local hostname */ |
| hostname[HTTP_MAX_URI], /* Hostname */ |
| resource[HTTP_MAX_URI]; /* Resource name */ |
| int port; /* Port number */ |
| http_status_t status; /* HTTP status from server */ |
| char tempfile[1024] = ""; /* Temporary filename */ |
| _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
| |
| |
| /* |
| * Range check input... |
| */ |
| |
| DEBUG_printf(("cupsGetPPD3(http=%p, name=\"%s\", modtime=%p(%d), buffer=%p, " |
| "bufsize=%d)", http, name, modtime, |
| modtime ? (int)*modtime : 0, buffer, (int)bufsize)); |
| |
| if (!name) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer name"), 1); |
| return (HTTP_STATUS_NOT_ACCEPTABLE); |
| } |
| |
| if (!modtime) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No modification time"), 1); |
| return (HTTP_STATUS_NOT_ACCEPTABLE); |
| } |
| |
| if (!buffer || bufsize <= 1) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad filename buffer"), 1); |
| return (HTTP_STATUS_NOT_ACCEPTABLE); |
| } |
| |
| #ifndef WIN32 |
| /* |
| * See if the PPD file is available locally... |
| */ |
| |
| if (http) |
| httpGetHostname(http, hostname, sizeof(hostname)); |
| else |
| { |
| strlcpy(hostname, cupsServer(), sizeof(hostname)); |
| if (hostname[0] == '/') |
| strlcpy(hostname, "localhost", sizeof(hostname)); |
| } |
| |
| if (!_cups_strcasecmp(hostname, "localhost")) |
| { |
| char ppdname[1024]; /* PPD filename */ |
| struct stat ppdinfo; /* PPD file information */ |
| |
| |
| snprintf(ppdname, sizeof(ppdname), "%s/ppd/%s.ppd", cg->cups_serverroot, |
| name); |
| if (!stat(ppdname, &ppdinfo) && !access(ppdname, R_OK)) |
| { |
| /* |
| * OK, the file exists and is readable, use it! |
| */ |
| |
| if (buffer[0]) |
| { |
| unlink(buffer); |
| |
| if (symlink(ppdname, buffer) && errno != EEXIST) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); |
| |
| return (HTTP_STATUS_SERVER_ERROR); |
| } |
| } |
| else |
| { |
| int tries; /* Number of tries */ |
| const char *tmpdir; /* TMPDIR environment variable */ |
| struct timeval curtime; /* Current time */ |
| |
| /* |
| * Previously we put root temporary files in the default CUPS temporary |
| * directory under /var/spool/cups. However, since the scheduler cleans |
| * out temporary files there and runs independently of the user apps, we |
| * don't want to use it unless specifically told to by cupsd. |
| */ |
| |
| if ((tmpdir = getenv("TMPDIR")) == NULL) |
| # ifdef __APPLE__ |
| tmpdir = "/private/tmp"; /* /tmp is a symlink to /private/tmp */ |
| # else |
| tmpdir = "/tmp"; |
| # endif /* __APPLE__ */ |
| |
| /* |
| * Make the temporary name using the specified directory... |
| */ |
| |
| tries = 0; |
| |
| do |
| { |
| /* |
| * Get the current time of day... |
| */ |
| |
| gettimeofday(&curtime, NULL); |
| |
| /* |
| * Format a string using the hex time values... |
| */ |
| |
| snprintf(buffer, bufsize, "%s/%08lx%05lx", tmpdir, |
| (unsigned long)curtime.tv_sec, |
| (unsigned long)curtime.tv_usec); |
| |
| /* |
| * Try to make a symlink... |
| */ |
| |
| if (!symlink(ppdname, buffer)) |
| break; |
| |
| tries ++; |
| } |
| while (tries < 1000); |
| |
| if (tries >= 1000) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); |
| |
| return (HTTP_STATUS_SERVER_ERROR); |
| } |
| } |
| |
| if (*modtime >= ppdinfo.st_mtime) |
| return (HTTP_STATUS_NOT_MODIFIED); |
| else |
| { |
| *modtime = ppdinfo.st_mtime; |
| return (HTTP_STATUS_OK); |
| } |
| } |
| } |
| #endif /* !WIN32 */ |
| |
| /* |
| * Try finding a printer URI for this printer... |
| */ |
| |
| if (!http) |
| if ((http = _cupsConnect()) == NULL) |
| return (HTTP_STATUS_SERVICE_UNAVAILABLE); |
| |
| if (!cups_get_printer_uri(http, name, hostname, sizeof(hostname), &port, |
| resource, sizeof(resource), 0)) |
| return (HTTP_STATUS_NOT_FOUND); |
| |
| DEBUG_printf(("2cupsGetPPD3: Printer hostname=\"%s\", port=%d", hostname, |
| port)); |
| |
| if (cupsServer()[0] == '/' && !_cups_strcasecmp(hostname, "localhost") && port == ippPort()) |
| { |
| /* |
| * Redirect localhost to domain socket... |
| */ |
| |
| strlcpy(hostname, cupsServer(), sizeof(hostname)); |
| port = 0; |
| |
| DEBUG_printf(("2cupsGetPPD3: Redirecting to \"%s\".", hostname)); |
| } |
| |
| /* |
| * Remap local hostname to localhost... |
| */ |
| |
| httpGetHostname(NULL, localhost, sizeof(localhost)); |
| |
| DEBUG_printf(("2cupsGetPPD3: Local hostname=\"%s\"", localhost)); |
| |
| if (!_cups_strcasecmp(localhost, hostname)) |
| strlcpy(hostname, "localhost", sizeof(hostname)); |
| |
| /* |
| * Get the hostname and port number we are connected to... |
| */ |
| |
| httpGetHostname(http, http_hostname, sizeof(http_hostname)); |
| http_port = httpAddrPort(http->hostaddr); |
| |
| DEBUG_printf(("2cupsGetPPD3: Connection hostname=\"%s\", port=%d", |
| http_hostname, http_port)); |
| |
| /* |
| * Reconnect to the correct server as needed... |
| */ |
| |
| if (!_cups_strcasecmp(http_hostname, hostname) && port == http_port) |
| http2 = http; |
| else if ((http2 = httpConnect2(hostname, port, NULL, AF_UNSPEC, |
| cupsEncryption(), 1, 30000, NULL)) == NULL) |
| { |
| DEBUG_puts("1cupsGetPPD3: Unable to connect to server"); |
| |
| return (HTTP_STATUS_SERVICE_UNAVAILABLE); |
| } |
| |
| /* |
| * Get a temp file... |
| */ |
| |
| if (buffer[0]) |
| fd = open(buffer, O_CREAT | O_TRUNC | O_WRONLY, 0600); |
| else |
| fd = cupsTempFd(tempfile, sizeof(tempfile)); |
| |
| if (fd < 0) |
| { |
| /* |
| * Can't open file; close the server connection and return NULL... |
| */ |
| |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); |
| |
| if (http2 != http) |
| httpClose(http2); |
| |
| return (HTTP_STATUS_SERVER_ERROR); |
| } |
| |
| /* |
| * And send a request to the HTTP server... |
| */ |
| |
| strlcat(resource, ".ppd", sizeof(resource)); |
| |
| if (*modtime > 0) |
| httpSetField(http2, HTTP_FIELD_IF_MODIFIED_SINCE, |
| httpGetDateString(*modtime)); |
| |
| status = cupsGetFd(http2, resource, fd); |
| |
| close(fd); |
| |
| /* |
| * See if we actually got the file or an error... |
| */ |
| |
| if (status == HTTP_STATUS_OK) |
| { |
| *modtime = httpGetDateTime(httpGetField(http2, HTTP_FIELD_DATE)); |
| |
| if (tempfile[0]) |
| strlcpy(buffer, tempfile, bufsize); |
| } |
| else if (status != HTTP_STATUS_NOT_MODIFIED) |
| { |
| _cupsSetHTTPError(status); |
| |
| if (buffer[0]) |
| unlink(buffer); |
| else if (tempfile[0]) |
| unlink(tempfile); |
| } |
| else if (tempfile[0]) |
| unlink(tempfile); |
| |
| if (http2 != http) |
| httpClose(http2); |
| |
| /* |
| * Return the PPD file... |
| */ |
| |
| DEBUG_printf(("1cupsGetPPD3: Returning status %d", status)); |
| |
| return (status); |
| } |
| |
| |
| /* |
| * 'cupsGetServerPPD()' - Get an available PPD file from the server. |
| * |
| * This function returns the named PPD file from the server. The |
| * list of available PPDs is provided by the IPP @code CUPS_GET_PPDS@ |
| * operation. |
| * |
| * You must remove (unlink) the PPD file when you are finished with |
| * it. The PPD filename is stored in a static location that will be |
| * overwritten on the next call to @link cupsGetPPD@, @link cupsGetPPD2@, |
| * or @link cupsGetServerPPD@. |
| * |
| * @since CUPS 1.3/macOS 10.5@ |
| */ |
| |
| char * /* O - Name of PPD file or @code NULL@ on error */ |
| cupsGetServerPPD(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ |
| const char *name) /* I - Name of PPD file ("ppd-name") */ |
| { |
| int fd; /* PPD file descriptor */ |
| ipp_t *request; /* IPP request */ |
| _ppd_globals_t *pg = _ppdGlobals(); |
| /* Pointer to library globals */ |
| |
| |
| /* |
| * Range check input... |
| */ |
| |
| if (!name) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No PPD name"), 1); |
| |
| return (NULL); |
| } |
| |
| if (!http) |
| if ((http = _cupsConnect()) == NULL) |
| return (NULL); |
| |
| /* |
| * Get a temp file... |
| */ |
| |
| if ((fd = cupsTempFd(pg->ppd_filename, sizeof(pg->ppd_filename))) < 0) |
| { |
| /* |
| * Can't open file; close the server connection and return NULL... |
| */ |
| |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, NULL, 0); |
| |
| return (NULL); |
| } |
| |
| /* |
| * Get the PPD file... |
| */ |
| |
| request = ippNewRequest(IPP_OP_CUPS_GET_PPD); |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "ppd-name", NULL, |
| name); |
| |
| ippDelete(cupsDoIORequest(http, request, "/", -1, fd)); |
| |
| close(fd); |
| |
| if (cupsLastError() != IPP_STATUS_OK) |
| { |
| unlink(pg->ppd_filename); |
| return (NULL); |
| } |
| else |
| return (pg->ppd_filename); |
| } |
| |
| |
| /* |
| * 'cups_get_printer_uri()' - Get the printer-uri-supported attribute for the |
| * first printer in a class. |
| */ |
| |
| static int /* O - 1 on success, 0 on failure */ |
| cups_get_printer_uri( |
| http_t *http, /* I - Connection to server */ |
| 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 */ |
| "device-uri", |
| "member-uris", |
| "printer-uri-supported", |
| "printer-type" |
| }; |
| |
| |
| DEBUG_printf(("4cups_get_printer_uri(http=%p, name=\"%s\", host=%p, hostsize=%d, resource=%p, resourcesize=%d, depth=%d)", http, name, 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_STATUS_OK) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unable to create printer-uri"), 1); |
| |
| *host = '\0'; |
| *resource = '\0'; |
| |
| return (0); |
| } |
| |
| DEBUG_printf(("5cups_get_printer_uri: printer-uri=\"%s\"", uri)); |
| |
| /* |
| * Get the hostname and port number we are connected to... |
| */ |
| |
| httpGetHostname(http, http_hostname, sizeof(http_hostname)); |
| http_port = httpAddrPort(http->hostaddr); |
| |
| DEBUG_printf(("5cups_get_printer_uri: http_hostname=\"%s\"", http_hostname)); |
| |
| /* |
| * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following |
| * attributes: |
| * |
| * attributes-charset |
| * attributes-natural-language |
| * printer-uri |
| * requested-attributes |
| */ |
| |
| request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri); |
| |
| ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes", sizeof(requested_attrs) / sizeof(requested_attrs[0]), NULL, requested_attrs); |
| |
| /* |
| * Do the request and get back a response... |
| */ |
| |
| snprintf(resource, (size_t)resourcesize, "/printers/%s", name); |
| |
| if ((response = cupsDoRequest(http, request, resource)) != NULL) |
| { |
| const char *device_uri = NULL; /* device-uri value */ |
| |
| if ((attr = ippFindAttribute(response, "device-uri", IPP_TAG_URI)) != NULL) |
| { |
| device_uri = attr->values[0].string.text; |
| DEBUG_printf(("5cups_get_printer_uri: device-uri=\"%s\"", device_uri)); |
| } |
| |
| if (device_uri && |
| (((!strncmp(device_uri, "ipp://", 6) || !strncmp(device_uri, "ipps://", 7)) && |
| (strstr(device_uri, "/printers/") != NULL || strstr(device_uri, "/classes/") != NULL)) || |
| ((strstr(device_uri, "._ipp.") != NULL || strstr(device_uri, "._ipps.") != NULL) && |
| !strcmp(device_uri + strlen(device_uri) - 5, "/cups")))) |
| { |
| /* |
| * Statically-configured shared printer. |
| */ |
| |
| httpSeparateURI(HTTP_URI_CODING_ALL, _httpResolveURI(device_uri, uri, sizeof(uri), _HTTP_RESOLVE_DEFAULT, NULL, NULL), scheme, sizeof(scheme), username, sizeof(username), host, hostsize, port, resource, resourcesize); |
| ippDelete(response); |
| |
| DEBUG_printf(("5cups_get_printer_uri: Resolved to host=\"%s\", port=%d, resource=\"%s\"", host, *port, resource)); |
| return (1); |
| } |
| else if ((attr = ippFindAttribute(response, "member-uris", IPP_TAG_URI)) != NULL) |
| { |
| /* |
| * Get the first actual printer name in the class... |
| */ |
| |
| DEBUG_printf(("5cups_get_printer_uri: Got member-uris with %d values.", ippGetCount(attr))); |
| |
| for (i = 0; i < attr->num_values; i ++) |
| { |
| DEBUG_printf(("5cups_get_printer_uri: member-uris[%d]=\"%s\"", i, ippGetString(attr, i, NULL))); |
| |
| 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); |
| |
| DEBUG_printf(("5cups_get_printer_uri: Found printer member with host=\"%s\", port=%d, resource=\"%s\"", host, *port, resource)); |
| 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 (!_cups_strcasecmp(http_hostname, host) && *port == http_port) |
| http2 = http; |
| else if ((http2 = httpConnect2(host, *port, NULL, AF_UNSPEC, cupsEncryption(), 1, 30000, NULL)) == NULL) |
| { |
| DEBUG_puts("8cups_get_printer_uri: 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, _httpResolveURI(attr->values[0].string.text, uri, sizeof(uri), _HTTP_RESOLVE_DEFAULT, NULL, NULL), scheme, sizeof(scheme), username, sizeof(username), host, hostsize, port, resource, resourcesize); |
| ippDelete(response); |
| |
| DEBUG_printf(("5cups_get_printer_uri: Resolved to host=\"%s\", port=%d, resource=\"%s\"", host, *port, resource)); |
| |
| if (!strncmp(resource, "/classes/", 9)) |
| { |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer-uri found for class"), 1); |
| |
| *host = '\0'; |
| *resource = '\0'; |
| |
| DEBUG_puts("5cups_get_printer_uri: Not returning class."); |
| return (0); |
| } |
| |
| return (1); |
| } |
| |
| ippDelete(response); |
| } |
| |
| if (cupsLastError() != IPP_STATUS_ERROR_NOT_FOUND) |
| _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No printer-uri found"), 1); |
| |
| *host = '\0'; |
| *resource = '\0'; |
| |
| DEBUG_puts("5cups_get_printer_uri: Printer URI not found."); |
| return (0); |
| } |