| /* |
| * IPP backend for CUPS. |
| * |
| * Copyright © 2007-2019 by Apple Inc. |
| * Copyright © 1997-2007 by Easy Software Products, all rights reserved. |
| * |
| * Licensed under Apache License v2.0. See the file "LICENSE" for more |
| * information. |
| */ |
| |
| /* |
| * Include necessary headers. |
| */ |
| |
| #include "backend-private.h" |
| #include <cups/ppd-private.h> |
| #include <cups/array-private.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <sys/wait.h> |
| #if defined(HAVE_GSSAPI) && defined(HAVE_XPC) |
| # include <xpc/xpc.h> |
| # define kPMPrintUIToolAgent "com.apple.printuitool.agent" |
| # define kPMStartJob 100 |
| # define kPMWaitForJob 101 |
| extern void xpc_connection_set_target_uid(xpc_connection_t connection, |
| uid_t uid); |
| #endif /* HAVE_GSSAPI && HAVE_XPC */ |
| |
| |
| /* |
| * Bits for job-state-reasons we care about... |
| */ |
| |
| #define _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED 0x01 |
| #define _CUPS_JSR_ACCOUNT_CLOSED 0x02 |
| #define _CUPS_JSR_ACCOUNT_INFO_NEEDED 0x04 |
| #define _CUPS_JSR_ACCOUNT_LIMIT_REACHED 0x08 |
| #define _CUPS_JSR_JOB_PASSWORD_WAIT 0x10 |
| #define _CUPS_JSR_JOB_RELEASE_WAIT 0x20 |
| #define _CUPS_JSR_DOCUMENT_FORMAT_ERROR 0x40 |
| #define _CUPS_JSR_DOCUMENT_UNPRINTABLE 0x80 |
| |
| |
| /* |
| * Types... |
| */ |
| |
| typedef struct _cups_monitor_s /**** Monitoring data ****/ |
| { |
| const char *uri, /* Printer URI */ |
| *hostname, /* Hostname */ |
| *user, /* Username */ |
| *resource; /* Resource path */ |
| int port, /* Port number */ |
| version, /* IPP version */ |
| job_id, /* Job ID for submitted job */ |
| job_reasons, /* Job state reasons bits */ |
| create_job, /* Support Create-Job? */ |
| get_job_attrs; /* Support Get-Job-Attributes? */ |
| const char *job_name; /* Job name for submitted job */ |
| http_encryption_t encryption; /* Use encryption? */ |
| ipp_jstate_t job_state; /* Current job state */ |
| ipp_pstate_t printer_state; /* Current printer state */ |
| int retryable; /* Is this a job that should be retried? */ |
| } _cups_monitor_t; |
| |
| |
| /* |
| * Globals... |
| */ |
| |
| static const char *auth_info_required; |
| /* New auth-info-required value */ |
| #if defined(HAVE_GSSAPI) && defined(HAVE_XPC) |
| static pid_t child_pid = 0; /* Child process ID */ |
| #endif /* HAVE_GSSAPI && HAVE_XPC */ |
| static const char * const jattrs[] = /* Job attributes we want */ |
| { |
| "job-id", |
| "job-impressions-completed", |
| "job-media-sheets-completed", |
| "job-name", |
| "job-originating-user-name", |
| "job-state", |
| "job-state-reasons" |
| }; |
| static int job_canceled = 0, |
| /* Job cancelled? */ |
| uri_credentials = 0; |
| /* Credentials supplied in URI? */ |
| static char username[256] = "", |
| /* Username for device URI */ |
| *password = NULL; |
| /* Password for device URI */ |
| static const char * const pattrs[] = /* Printer attributes we want */ |
| { |
| #ifdef HAVE_LIBZ |
| "compression-supported", |
| #endif /* HAVE_LIBZ */ |
| "copies-supported", |
| "cups-version", |
| "document-format-supported", |
| "job-password-encryption-supported", |
| "marker-colors", |
| "marker-high-levels", |
| "marker-levels", |
| "marker-low-levels", |
| "marker-message", |
| "marker-names", |
| "marker-types", |
| "media-col-supported", |
| "multiple-document-handling-supported", |
| "operations-supported", |
| "print-color-mode-supported", |
| "printer-alert", |
| "printer-alert-description", |
| "printer-is-accepting-jobs", |
| "printer-mandatory-job-attributes", |
| "printer-state", |
| "printer-state-message", |
| "printer-state-reasons" |
| }; |
| static const char * const remote_job_states[] = |
| { /* Remote job state keywords */ |
| "+cups-remote-pending", |
| "+cups-remote-pending-held", |
| "+cups-remote-processing", |
| "+cups-remote-stopped", |
| "+cups-remote-canceled", |
| "+cups-remote-aborted", |
| "+cups-remote-completed" |
| }; |
| static _cups_mutex_t report_mutex = _CUPS_MUTEX_INITIALIZER; |
| /* Mutex to control access */ |
| static int num_attr_cache = 0; |
| /* Number of cached attributes */ |
| static cups_option_t *attr_cache = NULL; |
| /* Cached attributes */ |
| static cups_array_t *state_reasons; /* Array of printe-state-reasons keywords */ |
| static char tmpfilename[1024] = ""; |
| /* Temporary spool file name */ |
| static char mandatory_attrs[1024] = ""; |
| /* cupsMandatory value */ |
| |
| |
| /* |
| * Local functions... |
| */ |
| |
| static void cancel_job(http_t *http, const char *uri, int id, |
| const char *resource, const char *user, |
| int version); |
| static ipp_pstate_t check_printer_state(http_t *http, const char *uri, |
| const char *resource, |
| const char *user, int version); |
| static void debug_attributes(ipp_t *ipp); |
| static void *monitor_printer(_cups_monitor_t *monitor); |
| static ipp_t *new_request(ipp_op_t op, int version, const char *uri, |
| const char *user, const char *title, |
| int num_options, cups_option_t *options, |
| const char *compression, int copies, |
| const char *format, _ppd_cache_t *pc, |
| ppd_file_t *ppd, |
| ipp_attribute_t *media_col_sup, |
| ipp_attribute_t *doc_handling_sup, |
| ipp_attribute_t *print_color_mode_sup); |
| static const char *password_cb(const char *prompt, http_t *http, |
| const char *method, const char *resource, |
| int *user_data); |
| static const char *quote_string(const char *s, char *q, size_t qsize); |
| static void report_attr(ipp_attribute_t *attr); |
| static void report_printer_state(ipp_t *ipp); |
| #if defined(HAVE_GSSAPI) && defined(HAVE_XPC) |
| static int run_as_user(char *argv[], uid_t uid, |
| const char *device_uri, int fd); |
| #endif /* HAVE_GSSAPI && HAVE_XPC */ |
| static void sigterm_handler(int sig); |
| static int timeout_cb(http_t *http, void *user_data); |
| static void update_reasons(ipp_attribute_t *attr, const char *s); |
| |
| |
| /* |
| * 'main()' - Send a file to the printer or server. |
| * |
| * Usage: |
| * |
| * printer-uri job-id user title copies options [file] |
| */ |
| |
| int /* O - Exit status */ |
| main(int argc, /* I - Number of command-line args */ |
| char *argv[]) /* I - Command-line arguments */ |
| { |
| int i; /* Looping var */ |
| int send_options; /* Send job options? */ |
| int num_options; /* Number of printer options */ |
| cups_option_t *options; /* Printer options */ |
| const char *device_uri; /* Device URI */ |
| char scheme[255], /* Scheme in URI */ |
| hostname[1024], /* Hostname */ |
| resource[1024], /* Resource info (printer name) */ |
| addrname[256], /* Address name */ |
| *optptr, /* Pointer to URI options */ |
| *name, /* Name of option */ |
| *value, /* Value of option */ |
| sep; /* Separator character */ |
| int password_tries = 0; /* Password tries */ |
| http_addrlist_t *addrlist; /* Address of printer */ |
| int snmp_enabled = 1; /* Is SNMP enabled? */ |
| 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? */ |
| int num_files; /* Number of files to print */ |
| char **files, /* Files to print */ |
| *compatfile = NULL; /* Compatibility filename */ |
| off_t compatsize = 0; /* Size of compatibility file */ |
| int port; /* Port number (not used) */ |
| char uri[HTTP_MAX_URI]; /* Updated URI without user/pass */ |
| char print_job_name[1024]; /* Update job-name for Print-Job */ |
| http_status_t http_status; /* Status of HTTP request */ |
| ipp_status_t ipp_status; /* Status of IPP request */ |
| http_t *http; /* HTTP connection */ |
| ipp_t *request, /* IPP request */ |
| *response, /* IPP response */ |
| *supported; /* get-printer-attributes response */ |
| time_t start_time; /* Time of first connect */ |
| int contimeout; /* Connection timeout */ |
| int delay, /* Delay for retries */ |
| prev_delay; /* Previous delay */ |
| const char *compression; /* Compression mode */ |
| int waitjob, /* Wait for job complete? */ |
| waitjob_tries = 0, /* Number of times we've waited */ |
| waitprinter; /* Wait for printer ready? */ |
| _cups_monitor_t monitor; /* Monitoring data */ |
| ipp_attribute_t *job_id_attr; /* job-id attribute */ |
| int job_id; /* job-id value */ |
| ipp_attribute_t *job_sheets; /* job-media-sheets-completed */ |
| ipp_attribute_t *job_state; /* job-state */ |
| #ifdef HAVE_LIBZ |
| ipp_attribute_t *compression_sup; /* compression-supported */ |
| #endif /* HAVE_LIBZ */ |
| ipp_attribute_t *copies_sup; /* copies-supported */ |
| ipp_attribute_t *cups_version; /* cups-version */ |
| ipp_attribute_t *encryption_sup; /* job-password-encryption-supported */ |
| ipp_attribute_t *format_sup; /* document-format-supported */ |
| ipp_attribute_t *job_auth; /* job-authorization-uri */ |
| ipp_attribute_t *media_col_sup; /* media-col-supported */ |
| ipp_attribute_t *operations_sup; /* operations-supported */ |
| ipp_attribute_t *doc_handling_sup; /* multiple-document-handling-supported */ |
| ipp_attribute_t *printer_state; /* printer-state attribute */ |
| ipp_attribute_t *printer_accepting; /* printer-is-accepting-jobs */ |
| ipp_attribute_t *print_color_mode_sup;/* Does printer support print-color-mode? */ |
| int create_job = 0, /* Does printer support Create-Job? */ |
| get_job_attrs = 0, /* Does printer support Get-Job-Attributes? */ |
| send_document = 0, /* Does printer support Send-Document? */ |
| validate_job = 0, /* Does printer support Validate-Job? */ |
| copies, /* Number of copies for job */ |
| copies_remaining; /* Number of copies remaining */ |
| const char *content_type, /* CONTENT_TYPE environment variable */ |
| *final_content_type, /* FINAL_CONTENT_TYPE environment var */ |
| *document_format; /* document-format value */ |
| int fd; /* File descriptor */ |
| off_t bytes = 0; /* Bytes copied */ |
| char buffer[16384]; /* Copy buffer */ |
| #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) |
| struct sigaction action; /* Actions for POSIX signals */ |
| #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ |
| int version; /* IPP version */ |
| ppd_file_t *ppd = NULL; /* PPD file */ |
| _ppd_cache_t *pc = NULL; /* PPD cache and mapping data */ |
| fd_set input; /* Input set for select() */ |
| |
| |
| /* |
| * 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) |
| { |
| char *s; |
| |
| if ((s = strrchr(argv[0], '/')) != NULL) |
| s ++; |
| else |
| s = argv[0]; |
| |
| printf("network %s \"Unknown\" \"%s (%s)\"\n", |
| s, _cupsLangString(cupsLangDefault(), |
| _("Internet Printing Protocol")), s); |
| return (CUPS_BACKEND_OK); |
| } |
| else if (argc < 6) |
| { |
| _cupsLangPrintf(stderr, |
| _("Usage: %s job-id user title copies options [file]"), |
| argv[0]); |
| return (CUPS_BACKEND_STOP); |
| } |
| |
| /* |
| * Get the device URI... |
| */ |
| |
| while ((device_uri = cupsBackendDeviceURI(argv)) == NULL) |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer.")); |
| sleep(10); |
| |
| if (getenv("CLASS") != NULL) |
| return (CUPS_BACKEND_FAILED); |
| } |
| |
| if ((auth_info_required = getenv("AUTH_INFO_REQUIRED")) == NULL) |
| auth_info_required = "none"; |
| |
| state_reasons = _cupsArrayNewStrings(getenv("PRINTER_STATE_REASONS"), ','); |
| |
| #ifdef HAVE_GSSAPI |
| /* |
| * For Kerberos, become the printing user (if we can) to get the credentials |
| * that way. |
| */ |
| |
| if (!getuid() && (value = getenv("AUTH_UID")) != NULL) |
| { |
| uid_t uid = (uid_t)atoi(value); |
| /* User ID */ |
| |
| # ifdef HAVE_XPC |
| if (uid > 0) |
| { |
| if (argc == 6) |
| return (run_as_user(argv, uid, device_uri, 0)); |
| else |
| { |
| int status = 0; /* Exit status */ |
| |
| for (i = 6; i < argc && !status && !job_canceled; i ++) |
| { |
| if ((fd = open(argv[i], O_RDONLY)) >= 0) |
| { |
| status = run_as_user(argv, uid, device_uri, fd); |
| close(fd); |
| } |
| else |
| { |
| _cupsLangPrintError("ERROR", _("Unable to open print file")); |
| status = CUPS_BACKEND_FAILED; |
| } |
| } |
| |
| return (status); |
| } |
| } |
| |
| # else /* No XPC, just try to run as the user ID */ |
| if (uid > 0) |
| setuid(uid); |
| # endif /* HAVE_XPC */ |
| } |
| #endif /* HAVE_GSSAPI */ |
| |
| /* |
| * Get the (final) content type... |
| */ |
| |
| if ((content_type = getenv("CONTENT_TYPE")) == NULL) |
| content_type = "application/octet-stream"; |
| |
| if ((final_content_type = getenv("FINAL_CONTENT_TYPE")) == NULL) |
| { |
| final_content_type = content_type; |
| |
| if (!strncmp(final_content_type, "printer/", 8)) |
| final_content_type = "application/vnd.cups-raw"; |
| } |
| |
| /* |
| * Extract the hostname and printer name from the URI... |
| */ |
| |
| httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme), |
| username, sizeof(username), hostname, sizeof(hostname), &port, |
| resource, sizeof(resource)); |
| |
| if (!port) |
| port = IPP_PORT; /* Default to port 631 */ |
| |
| if (!strcmp(scheme, "https") || !strcmp(scheme, "ipps")) |
| cupsSetEncryption(HTTP_ENCRYPTION_ALWAYS); |
| else |
| cupsSetEncryption(HTTP_ENCRYPTION_IF_REQUESTED); |
| |
| /* |
| * See if there are any options... |
| */ |
| |
| compression = NULL; |
| version = 20; |
| waitjob = 1; |
| waitprinter = 1; |
| contimeout = 7 * 24 * 60 * 60; |
| |
| if ((optptr = strchr(resource, '?')) != NULL) |
| { |
| /* |
| * Yup, terminate the device name string and move to the first |
| * character of the optptr... |
| */ |
| |
| *optptr++ = '\0'; |
| |
| /* |
| * Then parse the optptr... |
| */ |
| |
| while (*optptr) |
| { |
| /* |
| * Get the name... |
| */ |
| |
| name = optptr; |
| |
| while (*optptr && *optptr != '=' && *optptr != '+' && *optptr != '&') |
| optptr ++; |
| |
| if ((sep = *optptr) != '\0') |
| *optptr++ = '\0'; |
| |
| if (sep == '=') |
| { |
| /* |
| * Get the value... |
| */ |
| |
| value = optptr; |
| |
| while (*optptr && *optptr != '+' && *optptr != '&') |
| optptr ++; |
| |
| if (*optptr) |
| *optptr++ = '\0'; |
| } |
| else |
| value = (char *)""; |
| |
| /* |
| * Process the option... |
| */ |
| |
| if (!_cups_strcasecmp(name, "waitjob")) |
| { |
| /* |
| * Wait for job completion? |
| */ |
| |
| waitjob = !_cups_strcasecmp(value, "on") || |
| !_cups_strcasecmp(value, "yes") || |
| !_cups_strcasecmp(value, "true"); |
| } |
| else if (!_cups_strcasecmp(name, "waitprinter")) |
| { |
| /* |
| * Wait for printer idle? |
| */ |
| |
| waitprinter = !_cups_strcasecmp(value, "on") || |
| !_cups_strcasecmp(value, "yes") || |
| !_cups_strcasecmp(value, "true"); |
| } |
| else if (!_cups_strcasecmp(name, "encryption")) |
| { |
| /* |
| * Enable/disable encryption? |
| */ |
| |
| if (!_cups_strcasecmp(value, "always")) |
| cupsSetEncryption(HTTP_ENCRYPTION_ALWAYS); |
| else if (!_cups_strcasecmp(value, "required")) |
| cupsSetEncryption(HTTP_ENCRYPTION_REQUIRED); |
| else if (!_cups_strcasecmp(value, "never")) |
| cupsSetEncryption(HTTP_ENCRYPTION_NEVER); |
| else if (!_cups_strcasecmp(value, "ifrequested")) |
| cupsSetEncryption(HTTP_ENCRYPTION_IF_REQUESTED); |
| else |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unknown encryption option value: \"%s\"."), |
| value); |
| } |
| } |
| 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, "version")) |
| { |
| if (!strcmp(value, "1.0")) |
| version = 10; |
| else if (!strcmp(value, "1.1")) |
| version = 11; |
| else if (!strcmp(value, "2.0")) |
| version = 20; |
| else if (!strcmp(value, "2.1")) |
| version = 21; |
| else if (!strcmp(value, "2.2")) |
| version = 22; |
| else |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unknown version option value: \"%s\"."), |
| value); |
| } |
| } |
| #ifdef HAVE_LIBZ |
| else if (!_cups_strcasecmp(name, "compression")) |
| { |
| if (!_cups_strcasecmp(value, "true") || !_cups_strcasecmp(value, "yes") || |
| !_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "gzip")) |
| compression = "gzip"; |
| else if (!_cups_strcasecmp(value, "deflate")) |
| compression = "deflate"; |
| else if (!_cups_strcasecmp(value, "false") || |
| !_cups_strcasecmp(value, "no") || |
| !_cups_strcasecmp(value, "off") || |
| !_cups_strcasecmp(value, "none")) |
| compression = "none"; |
| } |
| #endif /* HAVE_LIBZ */ |
| else if (!_cups_strcasecmp(name, "contimeout")) |
| { |
| /* |
| * Set the connection timeout... |
| */ |
| |
| if (atoi(value) > 0) |
| contimeout = atoi(value); |
| } |
| else |
| { |
| /* |
| * Unknown option... |
| */ |
| |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unknown option \"%s\" with value \"%s\"."), |
| name, value); |
| } |
| } |
| } |
| |
| /* |
| * 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) |
| { |
| num_files = 0; |
| files = NULL; |
| send_options = !_cups_strcasecmp(final_content_type, "application/pdf") || |
| !_cups_strcasecmp(final_content_type, "application/vnd.cups-pdf") || |
| !_cups_strncasecmp(final_content_type, "image/", 6); |
| |
| fputs("DEBUG: Sending stdin for job...\n", stderr); |
| } |
| else |
| { |
| /* |
| * Point to the files on the command-line... |
| */ |
| |
| num_files = argc - 6; |
| files = argv + 6; |
| send_options = 1; |
| |
| fprintf(stderr, "DEBUG: %d files to send in job...\n", num_files); |
| } |
| |
| /* |
| * Set the authentication info, if any... |
| */ |
| |
| cupsSetPasswordCB2((cups_password_cb2_t)password_cb, &password_tries); |
| |
| if (username[0]) |
| { |
| /* |
| * Use authentication information in the device URI... |
| */ |
| |
| if ((password = strchr(username, ':')) != NULL) |
| *password++ = '\0'; |
| |
| cupsSetUser(username); |
| uri_credentials = 1; |
| } |
| else |
| { |
| /* |
| * Try loading authentication information from the environment. |
| */ |
| |
| const char *ptr = getenv("AUTH_USERNAME"); |
| |
| if (ptr) |
| { |
| strlcpy(username, ptr, sizeof(username)); |
| cupsSetUser(ptr); |
| } |
| |
| password = getenv("AUTH_PASSWORD"); |
| } |
| |
| /* |
| * Try finding the remote server... |
| */ |
| |
| start_time = time(NULL); |
| |
| addrlist = backendLookup(hostname, port, &job_canceled); |
| |
| http = httpConnect2(hostname, port, addrlist, AF_UNSPEC, cupsEncryption(), 1, |
| 0, NULL); |
| httpSetTimeout(http, 30.0, timeout_cb, NULL); |
| |
| /* |
| * See if the printer supports SNMP... |
| */ |
| |
| if (snmp_enabled) |
| snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family); |
| else |
| snmp_fd = -1; |
| |
| if (snmp_fd >= 0) |
| have_supplies = !backendSNMPSupplies(snmp_fd, &(addrlist->addr), |
| &start_count, NULL); |
| else |
| have_supplies = start_count = 0; |
| |
| /* |
| * Wait for data from the filter... |
| */ |
| |
| if (num_files == 0) |
| { |
| if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 0, backendNetworkSideCB)) |
| return (CUPS_BACKEND_OK); |
| else if ((bytes = read(0, buffer, sizeof(buffer))) <= 0) |
| return (CUPS_BACKEND_OK); |
| } |
| |
| /* |
| * Try connecting to the remote server... |
| */ |
| |
| delay = _cupsNextDelay(0, &prev_delay); |
| |
| do |
| { |
| fprintf(stderr, "DEBUG: Connecting to %s:%d\n", hostname, port); |
| _cupsLangPrintFilter(stderr, "INFO", _("Connecting to printer.")); |
| |
| if (httpReconnect2(http, 30000, NULL)) |
| { |
| int error = errno; /* Connection error */ |
| |
| if (http->status == HTTP_STATUS_CUPS_PKI_ERROR) |
| update_reasons(NULL, "+cups-certificate-error"); |
| |
| if (job_canceled) |
| break; |
| |
| 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); |
| |
| update_reasons(NULL, "-connecting-to-device"); |
| |
| return (CUPS_BACKEND_FAILED); |
| } |
| |
| fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(errno)); |
| |
| if (errno == ECONNREFUSED || errno == EHOSTDOWN || errno == EHOSTUNREACH || errno == ETIMEDOUT || errno == ENOTCONN) |
| { |
| if (contimeout && (time(NULL) - start_time) > contimeout) |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("The printer is not responding.")); |
| update_reasons(NULL, "-connecting-to-device"); |
| 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 : |
| default : |
| _cupsLangPrintFilter(stderr, "WARNING", |
| _("The printer is unreachable at this " |
| "time.")); |
| break; |
| |
| case ECONNREFUSED : |
| _cupsLangPrintFilter(stderr, "WARNING", |
| _("The printer is in use.")); |
| break; |
| } |
| |
| sleep((unsigned)delay); |
| |
| delay = _cupsNextDelay(delay, &prev_delay); |
| } |
| else |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("The printer is not responding.")); |
| sleep(30); |
| } |
| |
| if (job_canceled) |
| break; |
| } |
| else |
| update_reasons(NULL, "-cups-certificate-error"); |
| } |
| while (http->fd < 0); |
| |
| if (job_canceled) |
| return (CUPS_BACKEND_OK); |
| else if (!http) |
| return (CUPS_BACKEND_FAILED); |
| |
| if (httpIsEncrypted(http)) |
| { |
| /* |
| * Validate TLS credentials... |
| */ |
| |
| cups_array_t *creds; /* TLS credentials */ |
| cups_array_t *lcreds = NULL; /* Loaded credentials */ |
| http_trust_t trust; /* Trust level */ |
| char credinfo[1024], /* Information on credentials */ |
| lcredinfo[1024];/* Information on saved credentials */ |
| static const char * const trusts[] = { NULL, "+cups-pki-invalid", "+cups-pki-changed", "+cups-pki-expired", NULL, "+cups-pki-unknown" }; |
| /* Trust keywords */ |
| static const char * const trust_msgs[] = |
| { |
| "Credentials are OK/trusted", |
| "Credentials are invalid", |
| "Credentials have changed", |
| "Credentials are expired", |
| "Credentials have been renewed", |
| "Credentials are unknown/new" |
| }; |
| |
| fputs("DEBUG: Connection is encrypted.\n", stderr); |
| |
| if (!httpCopyCredentials(http, &creds)) |
| { |
| trust = httpCredentialsGetTrust(creds, hostname); |
| httpCredentialsString(creds, credinfo, sizeof(credinfo)); |
| |
| fprintf(stderr, "DEBUG: %s (%s)\n", trust_msgs[trust], cupsLastErrorString()); |
| fprintf(stderr, "DEBUG: Printer credentials: %s\n", credinfo); |
| |
| if (!httpLoadCredentials(NULL, &lcreds, hostname)) |
| { |
| httpCredentialsString(lcreds, lcredinfo, sizeof(lcredinfo)); |
| fprintf(stderr, "DEBUG: Stored credentials: %s\n", lcredinfo); |
| } |
| else |
| fputs("DEBUG: No stored credentials.\n", stderr); |
| |
| update_reasons(NULL, "-cups-pki-invalid,cups-pki-changed,cups-pki-expired,cups-pki-unknown"); |
| if (trusts[trust]) |
| { |
| update_reasons(NULL, trusts[trust]); |
| return (CUPS_BACKEND_STOP); |
| } |
| |
| if (!lcreds) |
| { |
| /* |
| * Could not load the credentials, let's save the ones we have so we |
| * can detect changes... |
| */ |
| |
| httpSaveCredentials(NULL, creds, hostname); |
| } |
| |
| httpFreeCredentials(lcreds); |
| httpFreeCredentials(creds); |
| } |
| else |
| { |
| fputs("DEBUG: No printer credentials.\n", stderr); |
| |
| update_reasons(NULL, "cups-pki-unknown"); |
| return (CUPS_BACKEND_STOP); |
| } |
| } |
| |
| update_reasons(NULL, "-connecting-to-device"); |
| _cupsLangPrintFilter(stderr, "INFO", _("Connected to printer.")); |
| |
| fprintf(stderr, "DEBUG: Connected to %s:%d...\n", |
| httpAddrString(http->hostaddr, addrname, sizeof(addrname)), |
| httpAddrPort(http->hostaddr)); |
| |
| /* |
| * Build a URI for the printer and fill the standard IPP attributes for |
| * an IPP_PRINT_FILE request. We can't use the URI in argv[0] because it |
| * might contain username:password information... |
| */ |
| |
| httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri), scheme, NULL, hostname, |
| port, resource); |
| |
| /* |
| * First validate the destination and see if the device supports multiple |
| * copies... |
| */ |
| |
| #ifdef HAVE_LIBZ |
| compression_sup = NULL; |
| #endif /* HAVE_LIBZ */ |
| copies_sup = NULL; |
| cups_version = NULL; |
| encryption_sup = NULL; |
| format_sup = NULL; |
| media_col_sup = NULL; |
| supported = NULL; |
| operations_sup = NULL; |
| doc_handling_sup = NULL; |
| print_color_mode_sup = NULL; |
| |
| do |
| { |
| /* |
| * Check for side-channel requests... |
| */ |
| |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| |
| /* |
| * Build the IPP request... |
| */ |
| |
| request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES); |
| ippSetVersion(request, version / 10, version % 10); |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, uri); |
| |
| ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
| "requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]), |
| NULL, pattrs); |
| |
| /* |
| * Do the request... |
| */ |
| |
| fputs("DEBUG: Getting supported attributes...\n", stderr); |
| |
| if (http->version < HTTP_VERSION_1_1) |
| { |
| fprintf(stderr, "DEBUG: Printer responded with HTTP version %d.%d.\n", |
| http->version / 100, http->version % 100); |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-wrong-http-version"); |
| } |
| |
| supported = cupsDoRequest(http, request, resource); |
| ipp_status = cupsLastError(); |
| |
| fprintf(stderr, "DEBUG: Get-Printer-Attributes: %s (%s)\n", |
| ippErrorString(ipp_status), cupsLastErrorString()); |
| |
| if (ipp_status <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| else |
| { |
| fprintf(stderr, "DEBUG: Get-Printer-Attributes returned %s.\n", |
| ippErrorString(ipp_status)); |
| |
| if (ipp_status == IPP_STATUS_ERROR_BUSY || |
| ipp_status == IPP_STATUS_ERROR_SERVICE_UNAVAILABLE) |
| { |
| if (contimeout && (time(NULL) - start_time) > contimeout) |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("The printer is not responding.")); |
| return (CUPS_BACKEND_FAILED); |
| } |
| |
| _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use.")); |
| |
| report_printer_state(supported); |
| |
| sleep((unsigned)delay); |
| |
| delay = _cupsNextDelay(delay, &prev_delay); |
| } |
| else if ((ipp_status == IPP_STATUS_ERROR_BAD_REQUEST || |
| ipp_status == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED) && version > 10) |
| { |
| /* |
| * Switch to IPP/1.1 or IPP/1.0... |
| */ |
| |
| if (version >= 20) |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("Preparing to print.")); |
| fprintf(stderr, |
| "DEBUG: The printer does not support IPP/%d.%d, trying " |
| "IPP/1.1.\n", version / 10, version % 10); |
| version = 11; |
| } |
| else |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("Preparing to print.")); |
| fprintf(stderr, |
| "DEBUG: The printer does not support IPP/%d.%d, trying " |
| "IPP/1.0.\n", version / 10, version % 10); |
| version = 10; |
| } |
| |
| httpReconnect2(http, 30000, NULL); |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_NOT_FOUND) |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("The printer configuration is incorrect or the " |
| "printer no longer exists.")); |
| |
| ippDelete(supported); |
| |
| return (CUPS_BACKEND_STOP); |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_FORBIDDEN || |
| ipp_status == IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED) |
| { |
| const char *www_auth = httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE); |
| /* WWW-Authenticate field value */ |
| |
| if (!strncmp(www_auth, "Negotiate", 9)) |
| auth_info_required = "negotiate"; |
| else if (www_auth[0]) |
| auth_info_required = "username,password"; |
| |
| fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required); |
| return (CUPS_BACKEND_AUTH_REQUIRED); |
| } |
| else if (ipp_status != IPP_STATUS_ERROR_NOT_AUTHORIZED) |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unable to get printer status.")); |
| sleep(10); |
| |
| httpReconnect2(http, 30000, NULL); |
| } |
| |
| ippDelete(supported); |
| supported = NULL; |
| continue; |
| } |
| |
| if (!getenv("CLASS")) |
| { |
| /* |
| * Check printer-is-accepting-jobs = false and printer-state-reasons for the |
| * "spool-area-full" keyword... |
| */ |
| |
| int busy = 0; |
| |
| if ((printer_accepting = ippFindAttribute(supported, |
| "printer-is-accepting-jobs", |
| IPP_TAG_BOOLEAN)) != NULL && |
| !printer_accepting->values[0].boolean) |
| busy = 1; |
| else if (!printer_accepting) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-printer-is-accepting-jobs"); |
| |
| if ((printer_state = ippFindAttribute(supported, |
| "printer-state-reasons", |
| IPP_TAG_KEYWORD)) == NULL) |
| { |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-printer-state-reasons"); |
| } |
| else if (!busy) |
| { |
| for (i = 0; i < printer_state->num_values; i ++) |
| { |
| if (!strcmp(printer_state->values[0].string.text, |
| "spool-area-full") || |
| !strncmp(printer_state->values[0].string.text, "spool-area-full-", |
| 16)) |
| { |
| busy = 1; |
| break; |
| } |
| } |
| } |
| |
| if (busy) |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use.")); |
| |
| report_printer_state(supported); |
| |
| sleep((unsigned)delay); |
| |
| delay = _cupsNextDelay(delay, &prev_delay); |
| |
| ippDelete(supported); |
| supported = NULL; |
| ipp_status = IPP_STATUS_ERROR_BUSY; |
| continue; |
| } |
| } |
| |
| /* |
| * Check for supported attributes... |
| */ |
| |
| #ifdef HAVE_LIBZ |
| if ((compression_sup = ippFindAttribute(supported, "compression-supported", |
| IPP_TAG_KEYWORD)) != NULL) |
| { |
| /* |
| * Check whether the requested compression is supported and/or default to |
| * compression if supported... |
| */ |
| |
| if (compression && !ippContainsString(compression_sup, compression)) |
| { |
| fprintf(stderr, "DEBUG: Printer does not support the requested " |
| "compression value \"%s\".\n", compression); |
| compression = NULL; |
| } |
| else if (!compression && (!strcmp(final_content_type, "image/pwg-raster") || !strcmp(final_content_type, "image/urf"))) |
| { |
| if (ippContainsString(compression_sup, "gzip")) |
| compression = "gzip"; |
| else if (ippContainsString(compression_sup, "deflate")) |
| compression = "deflate"; |
| |
| if (compression) |
| fprintf(stderr, "DEBUG: Automatically using \"%s\" compression.\n", |
| compression); |
| } |
| } |
| #endif /* HAVE_LIBZ */ |
| |
| if ((copies_sup = ippFindAttribute(supported, "copies-supported", |
| IPP_TAG_RANGE)) != NULL) |
| { |
| /* |
| * Has the "copies-supported" attribute - does it have an upper |
| * bound > 1? |
| */ |
| |
| fprintf(stderr, "DEBUG: copies-supported=%d-%d\n", |
| copies_sup->values[0].range.lower, |
| copies_sup->values[0].range.upper); |
| |
| if (copies_sup->values[0].range.upper <= 1) |
| copies_sup = NULL; /* No */ |
| } |
| |
| if ((cups_version = ippFindAttribute(supported, "cups-version", IPP_TAG_TEXT)) != NULL) |
| { |
| const char *val = ippGetString(cups_version, 0, NULL); |
| |
| fprintf(stderr, "DEBUG: cups-version = \"%s\"\n", val); |
| if (!strcmp(val, "cups-version")) |
| cups_version = NULL; /* Bogus cups-version value returned by buggy printers! */ |
| } |
| |
| encryption_sup = ippFindAttribute(supported, "job-password-encryption-supported", IPP_TAG_KEYWORD); |
| |
| if ((format_sup = ippFindAttribute(supported, "document-format-supported", |
| IPP_TAG_MIMETYPE)) != NULL) |
| { |
| fprintf(stderr, "DEBUG: document-format-supported (%d values)\n", |
| format_sup->num_values); |
| for (i = 0; i < format_sup->num_values; i ++) |
| fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i, |
| format_sup->values[i].string.text); |
| } |
| |
| if ((media_col_sup = ippFindAttribute(supported, "media-col-supported", |
| IPP_TAG_KEYWORD)) != NULL) |
| { |
| fprintf(stderr, "DEBUG: media-col-supported (%d values)\n", |
| media_col_sup->num_values); |
| for (i = 0; i < media_col_sup->num_values; i ++) |
| fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i, |
| media_col_sup->values[i].string.text); |
| } |
| |
| print_color_mode_sup = ippFindAttribute(supported, "print-color-mode-supported", IPP_TAG_KEYWORD); |
| |
| if ((operations_sup = ippFindAttribute(supported, "operations-supported", |
| IPP_TAG_ENUM)) != NULL) |
| { |
| fprintf(stderr, "DEBUG: operations-supported (%d values)\n", |
| operations_sup->num_values); |
| for (i = 0; i < operations_sup->num_values; i ++) |
| fprintf(stderr, "DEBUG: [%d] = %s\n", i, |
| ippOpString(operations_sup->values[i].integer)); |
| |
| for (i = 0; i < operations_sup->num_values; i ++) |
| if (operations_sup->values[i].integer == IPP_OP_PRINT_JOB) |
| break; |
| |
| if (i >= operations_sup->num_values) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-print-job"); |
| |
| for (i = 0; i < operations_sup->num_values; i ++) |
| if (operations_sup->values[i].integer == IPP_OP_CANCEL_JOB) |
| break; |
| |
| if (i >= operations_sup->num_values) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-cancel-job"); |
| |
| for (i = 0; i < operations_sup->num_values; i ++) |
| if (operations_sup->values[i].integer == IPP_OP_GET_JOB_ATTRIBUTES) |
| break; |
| |
| if (i >= operations_sup->num_values) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-get-job-attributes"); |
| |
| for (i = 0; i < operations_sup->num_values; i ++) |
| if (operations_sup->values[i].integer == IPP_OP_GET_PRINTER_ATTRIBUTES) |
| break; |
| |
| if (i >= operations_sup->num_values) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-get-printer-attributes"); |
| |
| for (i = 0; i < operations_sup->num_values; i ++) |
| { |
| if (operations_sup->values[i].integer == IPP_OP_VALIDATE_JOB) |
| validate_job = 1; |
| else if (operations_sup->values[i].integer == IPP_OP_CREATE_JOB) |
| create_job = 1; |
| else if (operations_sup->values[i].integer == IPP_OP_SEND_DOCUMENT) |
| send_document = 1; |
| else if (operations_sup->values[i].integer == IPP_OP_GET_JOB_ATTRIBUTES) |
| get_job_attrs = 1; |
| } |
| |
| if (create_job && !send_document) |
| { |
| fputs("DEBUG: Printer supports Create-Job but not Send-Document.\n", |
| stderr); |
| create_job = 0; |
| |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-send-document"); |
| } |
| |
| if (!validate_job) |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-validate-job"); |
| } |
| else |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-operations-supported"); |
| |
| doc_handling_sup = ippFindAttribute(supported, |
| "multiple-document-handling-supported", |
| IPP_TAG_KEYWORD); |
| |
| report_printer_state(supported); |
| } |
| while (!job_canceled && ipp_status > IPP_STATUS_OK_CONFLICTING); |
| |
| if (job_canceled) |
| return (CUPS_BACKEND_OK); |
| |
| /* |
| * See if the printer is accepting jobs and is not stopped; if either |
| * condition is true and we are printing to a class, requeue the job... |
| */ |
| |
| if (getenv("CLASS") != NULL) |
| { |
| printer_state = ippFindAttribute(supported, "printer-state", |
| IPP_TAG_ENUM); |
| printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs", |
| IPP_TAG_BOOLEAN); |
| |
| if (printer_state == NULL || |
| (printer_state->values[0].integer > IPP_PSTATE_PROCESSING && |
| waitprinter) || |
| printer_accepting == NULL || |
| !printer_accepting->values[0].boolean) |
| { |
| /* |
| * 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.")); |
| |
| ippDelete(supported); |
| httpClose(http); |
| |
| /* |
| * Sleep 5 seconds to keep the job from requeuing too rapidly... |
| */ |
| |
| sleep(5); |
| |
| return (CUPS_BACKEND_FAILED); |
| } |
| } |
| |
| /* |
| * See if the printer supports multiple copies... |
| */ |
| |
| copies = atoi(argv[4]); |
| |
| if (copies_sup || argc < 7) |
| copies_remaining = 1; |
| else |
| copies_remaining = copies; |
| |
| /* |
| * Prepare remaining printing options... |
| */ |
| |
| options = NULL; |
| |
| if (send_options) |
| { |
| num_options = cupsParseOptions(argv[5], 0, &options); |
| |
| if (!cups_version && media_col_sup) |
| { |
| /* |
| * Load the PPD file and generate PWG attribute mapping information... |
| */ |
| |
| ppd_attr_t *mandatory; /* cupsMandatory value */ |
| |
| ppd = ppdOpenFile(getenv("PPD")); |
| pc = _ppdCacheCreateWithPPD(ppd); |
| |
| ppdMarkDefaults(ppd); |
| cupsMarkOptions(ppd, num_options, options); |
| |
| if ((mandatory = ppdFindAttr(ppd, "cupsMandatory", NULL)) != NULL) |
| strlcpy(mandatory_attrs, mandatory->value, sizeof(mandatory_attrs)); |
| } |
| |
| /* |
| * Validate job-password/-encryption... |
| */ |
| |
| if (cupsGetOption("job-password", num_options, options)) |
| { |
| const char *keyword; /* job-password-encryption value */ |
| static const char * const hashes[] = |
| { /* List of supported hash algorithms, in order of preference */ |
| "sha-512", |
| "sha-384", |
| "sha-512_256", |
| "sha-512-224", |
| "sha-256", |
| "sha-224", |
| "sha", |
| "none" |
| }; |
| |
| if ((keyword = cupsGetOption("job-password-encryption", num_options, options)) == NULL || !ippContainsString(encryption_sup, keyword)) |
| { |
| /* |
| * Either no job-password-encryption or the value isn't supported by |
| * the printer... |
| */ |
| |
| for (i = 0; i < (int)(sizeof(hashes) / sizeof(hashes[0])); i ++) |
| if (ippContainsString(encryption_sup, hashes[i])) |
| break; |
| |
| if (i < (int)(sizeof(hashes) / sizeof(hashes[0]))) |
| num_options = cupsAddOption("job-password-encryption", hashes[i], num_options, &options); |
| } |
| } |
| } |
| else |
| num_options = 0; |
| |
| document_format = NULL; |
| |
| if (format_sup != NULL) |
| { |
| if (ippContainsString(format_sup, final_content_type)) |
| document_format = final_content_type; |
| else if (ippContainsString(format_sup, "application/octet-stream")) |
| document_format = "application/octet-stream"; |
| } |
| |
| fprintf(stderr, "DEBUG: final_content_type=\"%s\", document_format=\"%s\"\n", |
| final_content_type, document_format ? document_format : "(null)"); |
| |
| /* |
| * If the printer does not support HTTP/1.1 (which IPP requires), copy stdin |
| * to a temporary file so that we can do a HTTP/1.0 submission... |
| * |
| * (I hate compatibility hacks!) |
| */ |
| |
| if (http->version < HTTP_VERSION_1_1 && num_files == 0) |
| { |
| 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 ((compatsize = write(fd, buffer, (size_t)bytes)) < 0) |
| { |
| perror("DEBUG: Unable to write temporary file"); |
| return (CUPS_BACKEND_FAILED); |
| } |
| |
| if ((bytes = backendRunLoop(-1, fd, snmp_fd, &(addrlist->addr), 0, 0, |
| backendNetworkSideCB)) < 0) |
| return (CUPS_BACKEND_FAILED); |
| |
| compatsize += bytes; |
| |
| close(fd); |
| |
| compatfile = tmpfilename; |
| files = &compatfile; |
| num_files = 1; |
| } |
| else if (http->version < HTTP_VERSION_1_1 && num_files == 1) |
| { |
| struct stat fileinfo; /* File information */ |
| |
| if (!stat(files[0], &fileinfo)) |
| compatsize = fileinfo.st_size; |
| } |
| |
| /* |
| * If the printer only claims to support IPP/1.0, or if the user specifically |
| * included version=1.0 in the URI, then do not try to use Create-Job or |
| * Send-Document. This is another dreaded compatibility hack, but |
| * unfortunately there are enough broken printers out there that we need |
| * this for now... |
| */ |
| |
| if (version == 10) |
| create_job = send_document = 0; |
| |
| /* |
| * Start monitoring the printer in the background... |
| */ |
| |
| monitor.uri = uri; |
| monitor.hostname = hostname; |
| monitor.user = argv[2]; |
| monitor.resource = resource; |
| monitor.port = port; |
| monitor.version = version; |
| monitor.job_id = 0; |
| monitor.create_job = create_job; |
| monitor.get_job_attrs = get_job_attrs; |
| monitor.encryption = cupsEncryption(); |
| monitor.job_state = IPP_JSTATE_PENDING; |
| monitor.printer_state = IPP_PSTATE_IDLE; |
| monitor.retryable = argc == 6 && document_format && strcmp(document_format, "image/pwg-raster") && strcmp(document_format, "image/urf"); |
| |
| fprintf(stderr, "DEBUG: retryable=%d\n", monitor.retryable); |
| |
| if (create_job) |
| { |
| monitor.job_name = argv[3]; |
| } |
| else |
| { |
| snprintf(print_job_name, sizeof(print_job_name), "%s - %s", argv[1], |
| argv[3]); |
| monitor.job_name = print_job_name; |
| } |
| |
| _cupsThreadCreate((_cups_thread_func_t)monitor_printer, &monitor); |
| |
| /* |
| * Validate access to the printer... |
| */ |
| |
| while (!job_canceled && validate_job) |
| { |
| request = new_request(IPP_OP_VALIDATE_JOB, version, uri, argv[2], |
| monitor.job_name, num_options, options, compression, |
| copies_sup ? copies : 1, document_format, pc, ppd, |
| media_col_sup, doc_handling_sup, print_color_mode_sup); |
| |
| response = cupsDoRequest(http, request, resource); |
| |
| ipp_status = cupsLastError(); |
| |
| fprintf(stderr, "DEBUG: Validate-Job: %s (%s)\n", |
| ippErrorString(ipp_status), cupsLastErrorString()); |
| debug_attributes(response); |
| |
| if ((job_auth = ippFindAttribute(response, "job-authorization-uri", |
| IPP_TAG_URI)) != NULL) |
| num_options = cupsAddOption("job-authorization-uri", |
| ippGetString(job_auth, 0, NULL), num_options, |
| &options); |
| |
| if (ipp_status == IPP_STATUS_OK_IGNORED_OR_SUBSTITUTED || ipp_status == IPP_STATUS_OK_CONFLICTING) |
| { |
| /* |
| * One or more options are not supported... |
| */ |
| |
| ipp_attribute_t *attr; /* Unsupported attribute */ |
| |
| if ((attr = ippFindAttribute(response, "sides", IPP_TAG_ZERO)) != NULL) |
| { |
| /* |
| * The sides value is not supported, revert to one-sided as needed... |
| */ |
| |
| const char *sides = cupsGetOption("sides", num_options, options); |
| |
| if (!sides || !strncmp(sides, "two-sided-", 10)) |
| { |
| fputs("DEBUG: Unable to do two-sided printing, setting sides to 'one-sided'.\n", stderr); |
| num_options = cupsAddOption("sides", "one-sided", num_options, &options); |
| } |
| } |
| } |
| |
| ippDelete(response); |
| |
| if (job_canceled) |
| break; |
| |
| if (ipp_status == IPP_STATUS_ERROR_SERVICE_UNAVAILABLE || |
| ipp_status == IPP_STATUS_ERROR_BUSY) |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use.")); |
| sleep(10); |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_DOCUMENT_FORMAT_NOT_SUPPORTED || |
| ipp_status == IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED) |
| goto cleanup; |
| else if (ipp_status == IPP_STATUS_ERROR_FORBIDDEN || |
| ipp_status == IPP_STATUS_ERROR_NOT_AUTHORIZED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED) |
| { |
| const char *www_auth = httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE); |
| /* WWW-Authenticate field value */ |
| |
| if (!strncmp(www_auth, "Negotiate", 9)) |
| auth_info_required = "negotiate"; |
| else if (www_auth[0]) |
| auth_info_required = "username,password"; |
| |
| goto cleanup; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_OPERATION_NOT_SUPPORTED) |
| { |
| /* |
| * This is all too common... |
| */ |
| |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-validate-job"); |
| break; |
| } |
| else if (ipp_status < IPP_STATUS_REDIRECTION_OTHER_SITE || |
| ipp_status == IPP_STATUS_ERROR_BAD_REQUEST) |
| break; |
| else if (job_auth == NULL && ipp_status > IPP_STATUS_ERROR_BAD_REQUEST) |
| goto cleanup; |
| } |
| |
| /* |
| * Then issue the print-job request... |
| */ |
| |
| job_id = 0; |
| |
| while (!job_canceled && copies_remaining > 0) |
| { |
| /* |
| * Check for side-channel requests... |
| */ |
| |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| |
| /* |
| * Build the IPP job creation request... |
| */ |
| |
| if (job_canceled) |
| break; |
| |
| request = new_request((num_files > 1 || create_job) ? IPP_OP_CREATE_JOB : |
| IPP_OP_PRINT_JOB, |
| version, uri, argv[2], monitor.job_name, num_options, |
| options, compression, copies_sup ? copies : 1, |
| document_format, pc, ppd, media_col_sup, |
| doc_handling_sup, print_color_mode_sup); |
| |
| /* |
| * Do the request... |
| */ |
| |
| if (num_files > 1 || create_job) |
| response = cupsDoRequest(http, request, resource); |
| else |
| { |
| size_t length = 0; /* Length of request */ |
| |
| if (compatsize > 0) |
| { |
| fputs("DEBUG: Sending file using HTTP/1.0 Content-Length...\n", stderr); |
| length = ippLength(request) + (size_t)compatsize; |
| } |
| else |
| fputs("DEBUG: Sending file using HTTP/1.1 chunking...\n", stderr); |
| |
| http_status = cupsSendRequest(http, request, resource, length); |
| if (http_status == HTTP_STATUS_CONTINUE && request->state == IPP_STATE_DATA) |
| { |
| if (compression && strcmp(compression, "none")) |
| httpSetField(http, HTTP_FIELD_CONTENT_ENCODING, compression); |
| |
| if (num_files == 1) |
| { |
| if ((fd = open(files[0], O_RDONLY)) < 0) |
| { |
| _cupsLangPrintError("ERROR", _("Unable to open print file")); |
| return (CUPS_BACKEND_FAILED); |
| } |
| } |
| else |
| { |
| fd = 0; |
| http_status = cupsWriteRequestData(http, buffer, (size_t)bytes); |
| } |
| |
| while (http_status == HTTP_STATUS_CONTINUE && |
| (!job_canceled || compatsize > 0)) |
| { |
| /* |
| * Check for side-channel requests and more print data... |
| */ |
| |
| FD_ZERO(&input); |
| FD_SET(fd, &input); |
| FD_SET(snmp_fd, &input); |
| FD_SET(CUPS_SC_FD, &input); |
| |
| while (select(fd > snmp_fd ? fd + 1 : snmp_fd + 1, &input, NULL, NULL, |
| NULL) <= 0 && !job_canceled); |
| |
| if (FD_ISSET(snmp_fd, &input)) |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| |
| if (FD_ISSET(fd, &input)) |
| { |
| if ((bytes = read(fd, buffer, sizeof(buffer))) > 0) |
| { |
| fprintf(stderr, "DEBUG: Read %d bytes...\n", (int)bytes); |
| |
| if ((http_status = cupsWriteRequestData(http, buffer, (size_t)bytes)) |
| != HTTP_STATUS_CONTINUE) |
| break; |
| } |
| else if (bytes == 0 || (errno != EINTR && errno != EAGAIN)) |
| break; |
| } |
| } |
| |
| if (http_status == HTTP_STATUS_ERROR) |
| fprintf(stderr, "DEBUG: Error writing document data for " |
| "Print-Job: %s\n", strerror(httpError(http))); |
| |
| if (num_files == 1) |
| close(fd); |
| } |
| |
| response = cupsGetResponse(http, resource); |
| ippDelete(request); |
| } |
| |
| ipp_status = cupsLastError(); |
| |
| fprintf(stderr, "DEBUG: %s: %s (%s)\n", |
| (num_files > 1 || create_job) ? "Create-Job" : "Print-Job", |
| ippErrorString(ipp_status), cupsLastErrorString()); |
| debug_attributes(response); |
| |
| if (ipp_status > IPP_STATUS_OK_CONFLICTING) |
| { |
| job_id = 0; |
| |
| if (job_canceled) |
| break; |
| |
| if (ipp_status == IPP_STATUS_ERROR_SERVICE_UNAVAILABLE || |
| ipp_status == IPP_STATUS_ERROR_NOT_POSSIBLE || |
| ipp_status == IPP_STATUS_ERROR_BUSY) |
| { |
| _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use.")); |
| sleep(10); |
| |
| if (num_files == 0) |
| { |
| /* |
| * We can't re-submit when we have no files to print, so exit |
| * immediately with the right status code... |
| */ |
| |
| goto cleanup; |
| } |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_JOB_CANCELED || |
| ipp_status == IPP_STATUS_ERROR_NOT_AUTHORIZED || |
| ipp_status == IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED) |
| goto cleanup; |
| else |
| { |
| /* |
| * Update auth-info-required as needed... |
| */ |
| |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Print job was not accepted.")); |
| |
| if (ipp_status == IPP_STATUS_ERROR_FORBIDDEN || |
| ipp_status == IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED) |
| { |
| const char *www_auth = httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE); |
| /* WWW-Authenticate field value */ |
| |
| if (!strncmp(www_auth, "Negotiate", 9)) |
| auth_info_required = "negotiate"; |
| else if (www_auth[0]) |
| auth_info_required = "username,password"; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_REQUEST_VALUE) |
| { |
| /* |
| * Print file is too large, abort this job... |
| */ |
| |
| goto cleanup; |
| } |
| else |
| sleep(10); |
| |
| if (num_files == 0) |
| { |
| /* |
| * We can't re-submit when we have no files to print, so exit |
| * immediately with the right status code... |
| */ |
| |
| goto cleanup; |
| } |
| } |
| } |
| else if ((job_id_attr = ippFindAttribute(response, "job-id", |
| IPP_TAG_INTEGER)) == NULL) |
| { |
| fputs("DEBUG: Print job accepted - job ID unknown.\n", stderr); |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-job-id"); |
| job_id = 0; |
| } |
| else |
| { |
| password_tries = 0; |
| monitor.job_id = job_id = job_id_attr->values[0].integer; |
| fprintf(stderr, "DEBUG: Print job accepted - job ID %d.\n", job_id); |
| } |
| |
| ippDelete(response); |
| |
| if (job_canceled) |
| break; |
| |
| if (job_id && (num_files > 1 || create_job)) |
| { |
| for (i = 0; num_files == 0 || i < num_files; i ++) |
| { |
| /* |
| * Check for side-channel requests... |
| */ |
| |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| |
| /* |
| * Send the next file in the job... |
| */ |
| |
| request = ippNewRequest(IPP_OP_SEND_DOCUMENT); |
| ippSetVersion(request, version / 10, version % 10); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, uri); |
| |
| ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", |
| job_id); |
| |
| if (argv[2][0]) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
| "requesting-user-name", NULL, argv[2]); |
| |
| ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", |
| (i + 1) >= num_files); |
| |
| if (document_format) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE, |
| "document-format", NULL, document_format); |
| |
| if (compression) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
| "compression", NULL, compression); |
| |
| fprintf(stderr, "DEBUG: Sending file %d using chunking...\n", i + 1); |
| fprintf(stderr, "DEBUG: IPP/%d.%d %s #%d\n", version / 10, version % 10, ippOpString(ippGetOperation(request)), ippGetRequestId(request)); |
| debug_attributes(request); |
| |
| http_status = cupsSendRequest(http, request, resource, 0); |
| if (http_status == HTTP_STATUS_CONTINUE && request->state == IPP_STATE_DATA) |
| { |
| if (compression && strcmp(compression, "none")) |
| httpSetField(http, HTTP_FIELD_CONTENT_ENCODING, compression); |
| |
| if (num_files == 0) |
| { |
| fd = 0; |
| http_status = cupsWriteRequestData(http, buffer, (size_t)bytes); |
| } |
| else |
| { |
| if ((fd = open(files[i], O_RDONLY)) < 0) |
| { |
| _cupsLangPrintError("ERROR", _("Unable to open print file")); |
| return (CUPS_BACKEND_FAILED); |
| } |
| } |
| } |
| else |
| fd = -1; |
| |
| if (fd >= 0) |
| { |
| while (!job_canceled && http_status == HTTP_STATUS_CONTINUE && |
| (bytes = read(fd, buffer, sizeof(buffer))) > 0) |
| { |
| if ((http_status = cupsWriteRequestData(http, buffer, (size_t)bytes)) |
| != HTTP_STATUS_CONTINUE) |
| break; |
| else |
| { |
| /* |
| * Check for side-channel requests... |
| */ |
| |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| } |
| } |
| |
| if (fd > 0) |
| close(fd); |
| } |
| |
| if (http_status == HTTP_STATUS_ERROR) |
| fprintf(stderr, "DEBUG: Error writing document data for " |
| "Send-Document: %s\n", strerror(httpError(http))); |
| |
| response = cupsGetResponse(http, resource); |
| ippDelete(request); |
| |
| fprintf(stderr, "DEBUG: Send-Document: %s (%s)\n", ippErrorString(cupsLastError()), cupsLastErrorString()); |
| debug_attributes(response); |
| |
| if (cupsLastError() > IPP_STATUS_OK_CONFLICTING && !job_canceled) |
| { |
| ipp_attribute_t *reasons = ippFindAttribute(response, "job-state-reasons", IPP_TAG_KEYWORD); |
| /* job-state-reasons values */ |
| |
| ipp_status = cupsLastError(); |
| |
| if (ippContainsString(reasons, "document-format-error")) |
| ipp_status = IPP_STATUS_ERROR_DOCUMENT_FORMAT_ERROR; |
| else if (ippContainsString(reasons, "document-unprintable")) |
| ipp_status = IPP_STATUS_ERROR_DOCUMENT_UNPRINTABLE; |
| |
| ippDelete(response); |
| _cupsLangPrintFilter(stderr, "ERROR", _("Unable to add document to print job.")); |
| break; |
| } |
| else |
| { |
| ippDelete(response); |
| |
| password_tries = 0; |
| |
| if (num_files == 0 || fd < 0) |
| break; |
| } |
| } |
| } |
| |
| if (job_canceled) |
| break; |
| |
| if (ipp_status <= IPP_STATUS_OK_CONFLICTING && argc > 6) |
| { |
| fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1); |
| copies_remaining --; |
| } |
| else if ((ipp_status == IPP_STATUS_ERROR_DOCUMENT_FORMAT_NOT_SUPPORTED || ipp_status == IPP_STATUS_ERROR_DOCUMENT_FORMAT_ERROR || ipp_status == IPP_STATUS_ERROR_DOCUMENT_UNPRINTABLE) && |
| argc == 6 && |
| document_format && strcmp(document_format, "image/pwg-raster") && strcmp(document_format, "image/urf")) |
| { |
| /* |
| * Need to reprocess the job as raster... |
| */ |
| |
| fputs("JOBSTATE: cups-retry-as-raster\n", stderr); |
| if (job_id > 0) |
| cancel_job(http, uri, job_id, resource, argv[2], version); |
| |
| goto cleanup; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_SERVICE_UNAVAILABLE || |
| ipp_status == IPP_STATUS_ERROR_NOT_POSSIBLE || |
| ipp_status == IPP_STATUS_ERROR_BUSY) |
| { |
| if (argc == 6) |
| { |
| /* |
| * Need to reprocess the entire job; if we have a job ID, cancel the |
| * job first... |
| */ |
| |
| if (job_id > 0) |
| cancel_job(http, uri, job_id, resource, argv[2], version); |
| |
| goto cleanup; |
| } |
| continue; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_REQUEST_VALUE || |
| ipp_status == IPP_STATUS_ERROR_JOB_CANCELED || |
| ipp_status == IPP_STATUS_ERROR_NOT_AUTHORIZED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED || |
| ipp_status == IPP_STATUS_ERROR_INTERNAL) |
| { |
| /* |
| * Print file is too large, job was canceled, we need new |
| * authentication data, or we had some sort of error... |
| */ |
| |
| goto cleanup; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_CUPS_UPGRADE_REQUIRED) |
| { |
| /* |
| * Server is configured incorrectly; the policy for Create-Job and |
| * Send-Document has to be the same (auth or no auth, encryption or |
| * no encryption). Force the queue to stop since printing will never |
| * work. |
| */ |
| |
| fputs("DEBUG: The server or printer is configured incorrectly.\n", |
| stderr); |
| fputs("DEBUG: The policy for Create-Job and Send-Document must have the " |
| "same authentication and encryption requirements.\n", stderr); |
| |
| ipp_status = IPP_STATUS_ERROR_INTERNAL; |
| |
| if (job_id > 0) |
| cancel_job(http, uri, job_id, resource, argv[2], version); |
| |
| goto cleanup; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_NOT_FOUND) |
| { |
| /* |
| * Printer does not actually implement support for Create-Job/ |
| * Send-Document, so log the conformance issue and stop the printer. |
| */ |
| |
| fputs("DEBUG: This printer claims to support Create-Job and " |
| "Send-Document, but those operations failed.\n", stderr); |
| fputs("DEBUG: Add '?version=1.0' to the device URI to use legacy " |
| "compatibility mode.\n", stderr); |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-send-document"); |
| |
| ipp_status = IPP_STATUS_ERROR_INTERNAL; /* Force queue to stop */ |
| |
| goto cleanup; |
| } |
| else |
| copies_remaining --; |
| |
| /* |
| * Wait for the job to complete... |
| */ |
| |
| if (!job_id || !waitjob || !get_job_attrs) |
| continue; |
| |
| fputs("STATE: +cups-waiting-for-job-completed\n", stderr); |
| |
| _cupsLangPrintFilter(stderr, "INFO", _("Waiting for job to complete.")); |
| |
| for (delay = _cupsNextDelay(0, &prev_delay); !job_canceled;) |
| { |
| /* |
| * Check for side-channel requests... |
| */ |
| |
| backendCheckSideChannel(snmp_fd, http->hostaddr); |
| |
| /* |
| * Check printer state... |
| */ |
| |
| check_printer_state(http, uri, resource, argv[2], version); |
| |
| if (cupsLastError() <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| |
| /* |
| * Build an IPP_OP_GET_JOB_ATTRIBUTES request... |
| */ |
| |
| request = ippNewRequest(IPP_OP_GET_JOB_ATTRIBUTES); |
| ippSetVersion(request, version / 10, version % 10); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, uri); |
| |
| ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", |
| job_id); |
| |
| if (argv[2][0]) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
| "requesting-user-name", NULL, argv[2]); |
| |
| ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
| "requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]), |
| NULL, jattrs); |
| |
| fprintf(stderr, "DEBUG: IPP/%d.%d %s #%d\n", version / 10, version % 10, ippOpString(ippGetOperation(request)), ippGetRequestId(request)); |
| debug_attributes(request); |
| |
| /* |
| * Do the request... |
| */ |
| |
| httpReconnect2(http, 30000, NULL); |
| response = cupsDoRequest(http, request, resource); |
| ipp_status = cupsLastError(); |
| |
| if (ipp_status == IPP_STATUS_ERROR_NOT_FOUND || ipp_status == IPP_STATUS_ERROR_NOT_POSSIBLE) |
| { |
| /* |
| * Job has gone away and/or the server has no job history... |
| */ |
| |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-job-history"); |
| ippDelete(response); |
| |
| ipp_status = IPP_STATUS_OK; |
| break; |
| } |
| |
| fprintf(stderr, "DEBUG: Get-Job-Attributes: %s (%s)\n", |
| ippErrorString(ipp_status), cupsLastErrorString()); |
| debug_attributes(response); |
| |
| if (ipp_status <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| else |
| { |
| if (ipp_status != IPP_STATUS_ERROR_SERVICE_UNAVAILABLE && |
| ipp_status != IPP_STATUS_ERROR_BUSY) |
| { |
| ippDelete(response); |
| ipp_status = IPP_STATUS_OK; |
| break; |
| } |
| else if (ipp_status == IPP_STATUS_ERROR_INTERNAL) |
| { |
| waitjob_tries ++; |
| |
| if (waitjob_tries > 4) |
| { |
| ippDelete(response); |
| ipp_status = IPP_STATUS_OK; |
| break; |
| } |
| } |
| } |
| |
| if (response) |
| { |
| if ((job_state = ippFindAttribute(response, "job-state", |
| IPP_TAG_ENUM)) != NULL) |
| { |
| /* |
| * Reflect the remote job state in the local queue... |
| */ |
| |
| if (cups_version && |
| job_state->values[0].integer >= IPP_JSTATE_PENDING && |
| job_state->values[0].integer <= IPP_JSTATE_COMPLETED) |
| update_reasons(NULL, |
| remote_job_states[job_state->values[0].integer - |
| IPP_JSTATE_PENDING]); |
| |
| if ((job_sheets = ippFindAttribute(response, "job-impressions-completed", IPP_TAG_INTEGER)) == NULL) |
| job_sheets = ippFindAttribute(response, "job-media-sheets-completed", IPP_TAG_INTEGER); |
| |
| if (job_sheets) |
| fprintf(stderr, "PAGE: total %d\n", |
| job_sheets->values[0].integer); |
| |
| /* |
| * Stop polling if the job is finished or pending-held... |
| */ |
| |
| if (job_state->values[0].integer > IPP_JSTATE_STOPPED || job_state->values[0].integer == IPP_JSTATE_HELD) |
| { |
| ippDelete(response); |
| break; |
| } |
| } |
| else if (ipp_status != IPP_STATUS_ERROR_SERVICE_UNAVAILABLE && |
| ipp_status != IPP_STATUS_ERROR_NOT_POSSIBLE && |
| ipp_status != IPP_STATUS_ERROR_BUSY) |
| { |
| /* |
| * If the printer does not return a job-state attribute, it does not |
| * conform to the IPP specification - break out immediately and fail |
| * the job... |
| */ |
| |
| update_reasons(NULL, "+cups-ipp-conformance-failure-report," |
| "cups-ipp-missing-job-state"); |
| ipp_status = IPP_STATUS_ERROR_INTERNAL; |
| break; |
| } |
| } |
| |
| ippDelete(response); |
| |
| /* |
| * Wait before polling again... |
| */ |
| |
| sleep((unsigned)delay); |
| |
| delay = _cupsNextDelay(delay, &prev_delay); |
| } |
| } |
| |
| /* |
| * Cancel the job as needed... |
| */ |
| |
| if (job_canceled > 0 && job_id > 0) |
| { |
| cancel_job(http, uri, job_id, resource, argv[2], version); |
| |
| if (cupsLastError() > IPP_STATUS_OK_CONFLICTING) |
| _cupsLangPrintFilter(stderr, "ERROR", _("Unable to cancel print job.")); |
| } |
| |
| /* |
| * Check the printer state and report it if necessary... |
| */ |
| |
| check_printer_state(http, uri, resource, argv[2], version); |
| |
| if (cupsLastError() <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| |
| /* |
| * Collect the final page count as needed... |
| */ |
| |
| if (have_supplies && |
| !backendSNMPSupplies(snmp_fd, &(http->addrlist->addr), &page_count, |
| NULL) && |
| page_count > start_count) |
| fprintf(stderr, "PAGE: total %d\n", page_count - start_count); |
| |
| #ifdef HAVE_GSSAPI |
| /* |
| * See if we used Kerberos at all... |
| */ |
| |
| if (http->gssctx) |
| auth_info_required = "negotiate"; |
| #endif /* HAVE_GSSAPI */ |
| |
| /* |
| * Free memory... |
| */ |
| |
| cleanup: |
| |
| cupsFreeOptions(num_options, options); |
| _ppdCacheDestroy(pc); |
| ppdClose(ppd); |
| |
| httpClose(http); |
| |
| ippDelete(supported); |
| |
| /* |
| * Remove the temporary file(s) if necessary... |
| */ |
| |
| if (tmpfilename[0]) |
| unlink(tmpfilename); |
| |
| /* |
| * Return the queue status... |
| */ |
| |
| if (ipp_status == IPP_STATUS_ERROR_NOT_AUTHORIZED || ipp_status == IPP_STATUS_ERROR_FORBIDDEN || |
| ipp_status == IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED || |
| ipp_status <= IPP_STATUS_OK_CONFLICTING) |
| fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required); |
| |
| if (ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED) |
| fputs("JOBSTATE: account-info-needed\n", stderr); |
| else if (ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED) |
| fputs("JOBSTATE: account-closed\n", stderr); |
| else if (ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED) |
| fputs("JOBSTATE: account-limit-reached\n", stderr); |
| else if (ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED) |
| fputs("JOBSTATE: account-authorization-failed\n", stderr); |
| |
| if (job_canceled) |
| return (CUPS_BACKEND_OK); |
| else if (ipp_status == IPP_STATUS_ERROR_NOT_AUTHORIZED || ipp_status == IPP_STATUS_ERROR_FORBIDDEN || ipp_status == IPP_STATUS_ERROR_CUPS_AUTHENTICATION_CANCELED) |
| return (CUPS_BACKEND_AUTH_REQUIRED); |
| else if (ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_LIMIT_REACHED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_INFO_NEEDED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_CLOSED || |
| ipp_status == IPP_STATUS_ERROR_CUPS_ACCOUNT_AUTHORIZATION_FAILED) |
| return (CUPS_BACKEND_HOLD); |
| else if (ipp_status == IPP_STATUS_ERROR_INTERNAL) |
| return (CUPS_BACKEND_STOP); |
| else if (ipp_status == IPP_STATUS_ERROR_CONFLICTING || ipp_status == IPP_STATUS_ERROR_REQUEST_ENTITY || ipp_status == IPP_STATUS_ERROR_REQUEST_VALUE) |
| return (CUPS_BACKEND_FAILED); |
| else if (ipp_status == IPP_STATUS_ERROR_REQUEST_VALUE || |
| ipp_status == IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES || |
| ipp_status == IPP_STATUS_ERROR_DOCUMENT_FORMAT_NOT_SUPPORTED || job_canceled < 0) |
| { |
| if (ipp_status == IPP_STATUS_ERROR_REQUEST_VALUE) |
| _cupsLangPrintFilter(stderr, "ERROR", _("Print job too large.")); |
| else if (ipp_status == IPP_STATUS_ERROR_DOCUMENT_FORMAT_NOT_SUPPORTED) |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Printer cannot print supplied content.")); |
| else if (ipp_status == IPP_STATUS_ERROR_ATTRIBUTES_OR_VALUES) |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Printer cannot print with supplied options.")); |
| else |
| _cupsLangPrintFilter(stderr, "ERROR", _("Print job canceled at printer.")); |
| |
| return (CUPS_BACKEND_CANCEL); |
| } |
| else if (ipp_status > IPP_STATUS_OK_CONFLICTING && ipp_status != IPP_STATUS_ERROR_JOB_CANCELED) |
| return (CUPS_BACKEND_RETRY_CURRENT); |
| else |
| return (CUPS_BACKEND_OK); |
| } |
| |
| |
| /* |
| * 'cancel_job()' - Cancel a print job. |
| */ |
| |
| static void |
| cancel_job(http_t *http, /* I - HTTP connection */ |
| const char *uri, /* I - printer-uri */ |
| int id, /* I - job-id */ |
| const char *resource, /* I - Resource path */ |
| const char *user, /* I - requesting-user-name */ |
| int version) /* I - IPP version */ |
| { |
| ipp_t *request; /* Cancel-Job request */ |
| |
| |
| _cupsLangPrintFilter(stderr, "INFO", _("Canceling print job.")); |
| |
| request = ippNewRequest(IPP_OP_CANCEL_JOB); |
| ippSetVersion(request, version / 10, version % 10); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, uri); |
| ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", id); |
| |
| if (user && user[0]) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
| "requesting-user-name", NULL, user); |
| |
| /* |
| * Do the request... |
| */ |
| |
| ippDelete(cupsDoRequest(http, request, resource)); |
| } |
| |
| |
| /* |
| * 'check_printer_state()' - Check the printer state. |
| */ |
| |
| static ipp_pstate_t /* O - Current printer-state */ |
| check_printer_state( |
| http_t *http, /* I - HTTP connection */ |
| const char *uri, /* I - Printer URI */ |
| const char *resource, /* I - Resource path */ |
| const char *user, /* I - Username, if any */ |
| int version) /* I - IPP version */ |
| { |
| ipp_t *request, /* IPP request */ |
| *response; /* IPP response */ |
| ipp_attribute_t *attr; /* Attribute in response */ |
| ipp_pstate_t printer_state = IPP_PSTATE_STOPPED; |
| /* Current printer-state */ |
| |
| |
| /* |
| * Send a Get-Printer-Attributes request and log the results... |
| */ |
| |
| request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES); |
| ippSetVersion(request, version / 10, version % 10); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, uri); |
| |
| if (user && user[0]) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
| "requesting-user-name", NULL, user); |
| |
| ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
| "requested-attributes", |
| (int)(sizeof(pattrs) / sizeof(pattrs[0])), NULL, pattrs); |
| |
| fprintf(stderr, "DEBUG: IPP/%d.%d %s #%d\n", version / 10, version % 10, ippOpString(ippGetOperation(request)), ippGetRequestId(request)); |
| debug_attributes(request); |
| |
| if ((response = cupsDoRequest(http, request, resource)) != NULL) |
| { |
| report_printer_state(response); |
| |
| if ((attr = ippFindAttribute(response, "printer-state", |
| IPP_TAG_ENUM)) != NULL) |
| printer_state = (ipp_pstate_t)attr->values[0].integer; |
| } |
| |
| fprintf(stderr, "DEBUG: Get-Printer-Attributes: %s (%s)\n", |
| ippErrorString(cupsLastError()), cupsLastErrorString()); |
| debug_attributes(response); |
| ippDelete(response); |
| |
| /* |
| * Return the printer-state value... |
| */ |
| |
| return (printer_state); |
| } |
| |
| |
| /* |
| * 'debug_attributes()' - Print out the request or response attributes as DEBUG |
| * messages... |
| */ |
| |
| static void |
| debug_attributes(ipp_t *ipp) /* I - Request or response message */ |
| { |
| ipp_tag_t group; /* Current group */ |
| ipp_attribute_t *attr; /* Current attribute */ |
| char buffer[1024]; /* Value buffer */ |
| |
| |
| for (group = IPP_TAG_ZERO, attr = ippFirstAttribute(ipp); |
| attr; |
| attr = ippNextAttribute(ipp)) |
| { |
| const char *name = ippGetName(attr); |
| |
| if (!name) |
| { |
| group = IPP_TAG_ZERO; |
| continue; |
| } |
| |
| if (group != ippGetGroupTag(attr)) |
| { |
| group = ippGetGroupTag(attr); |
| fprintf(stderr, "DEBUG: ---- %s ----\n", ippTagString(group)); |
| } |
| |
| if (!strcmp(name, "job-password")) |
| strlcpy(buffer, "---", sizeof(buffer)); |
| else |
| ippAttributeString(attr, buffer, sizeof(buffer)); |
| |
| fprintf(stderr, "DEBUG: %s %s%s %s\n", name, |
| ippGetCount(attr) > 1 ? "1setOf " : "", |
| ippTagString(ippGetValueTag(attr)), buffer); |
| } |
| |
| fprintf(stderr, "DEBUG: ---- %s ----\n", ippTagString(IPP_TAG_END)); |
| } |
| |
| |
| /* |
| * 'monitor_printer()' - Monitor the printer state. |
| */ |
| |
| static void * /* O - Thread exit code */ |
| monitor_printer( |
| _cups_monitor_t *monitor) /* I - Monitoring data */ |
| { |
| http_t *http; /* Connection to printer */ |
| ipp_t *request, /* IPP request */ |
| *response; /* IPP response */ |
| ipp_attribute_t *attr; /* Attribute in response */ |
| int delay, /* Current delay */ |
| prev_delay; /* Previous delay */ |
| ipp_op_t job_op; /* Operation to use */ |
| int job_id; /* Job ID */ |
| const char *job_name; /* Job name */ |
| ipp_jstate_t job_state; /* Job state */ |
| const char *job_user; /* Job originating user name */ |
| int password_tries = 0; /* Password tries */ |
| |
| |
| /* |
| * Make a copy of the printer connection... |
| */ |
| |
| http = httpConnect2(monitor->hostname, monitor->port, NULL, AF_UNSPEC, |
| monitor->encryption, 1, 0, NULL); |
| httpSetTimeout(http, 30.0, timeout_cb, NULL); |
| if (username[0]) |
| cupsSetUser(username); |
| |
| cupsSetPasswordCB2((cups_password_cb2_t)password_cb, &password_tries); |
| |
| /* |
| * Loop until the job is canceled, aborted, or completed. |
| */ |
| |
| delay = _cupsNextDelay(0, &prev_delay); |
| |
| monitor->job_reasons = 0; |
| |
| while (monitor->job_state < IPP_JSTATE_CANCELED && !job_canceled) |
| { |
| /* |
| * Reconnect to the printer as needed... |
| */ |
| |
| if (httpGetFd(http) < 0) |
| httpReconnect2(http, 30000, NULL); |
| |
| if (httpGetFd(http) >= 0) |
| { |
| /* |
| * Connected, so check on the printer state... |
| */ |
| |
| monitor->printer_state = check_printer_state(http, monitor->uri, |
| monitor->resource, |
| monitor->user, |
| monitor->version); |
| if (cupsLastError() <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| |
| if (monitor->job_id == 0 && monitor->create_job) |
| { |
| /* |
| * No job-id yet, so continue... |
| */ |
| |
| goto monitor_sleep; |
| } |
| |
| /* |
| * Check the status of the job itself... |
| */ |
| |
| job_op = (monitor->job_id > 0 && monitor->get_job_attrs) ? |
| IPP_OP_GET_JOB_ATTRIBUTES : IPP_OP_GET_JOBS; |
| request = ippNewRequest(job_op); |
| ippSetVersion(request, monitor->version / 10, monitor->version % 10); |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", |
| NULL, monitor->uri); |
| if (job_op == IPP_OP_GET_JOB_ATTRIBUTES) |
| ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id", |
| monitor->job_id); |
| |
| if (monitor->user && monitor->user[0]) |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
| "requesting-user-name", NULL, monitor->user); |
| |
| ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
| "requested-attributes", |
| (int)(sizeof(jattrs) / sizeof(jattrs[0])), NULL, jattrs); |
| |
| /* |
| * Do the request... |
| */ |
| |
| response = cupsDoRequest(http, request, monitor->resource); |
| |
| fprintf(stderr, "DEBUG: (monitor) %s: %s (%s)\n", ippOpString(job_op), |
| ippErrorString(cupsLastError()), cupsLastErrorString()); |
| |
| if (cupsLastError() <= IPP_STATUS_OK_CONFLICTING) |
| password_tries = 0; |
| |
| if (job_op == IPP_OP_GET_JOB_ATTRIBUTES) |
| { |
| if ((attr = ippFindAttribute(response, "job-state", |
| IPP_TAG_ENUM)) != NULL) |
| monitor->job_state = (ipp_jstate_t)attr->values[0].integer; |
| else |
| monitor->job_state = IPP_JSTATE_COMPLETED; |
| } |
| else if (response) |
| { |
| for (attr = response->attrs; attr; attr = attr->next) |
| { |
| job_id = 0; |
| job_name = NULL; |
| job_state = IPP_JSTATE_PENDING; |
| job_user = NULL; |
| |
| while (attr && attr->group_tag != IPP_TAG_JOB) |
| attr = attr->next; |
| |
| if (!attr) |
| break; |
| |
| while (attr && attr->group_tag == IPP_TAG_JOB) |
| { |
| if (!strcmp(attr->name, "job-id") && |
| attr->value_tag == IPP_TAG_INTEGER) |
| job_id = attr->values[0].integer; |
| else if (!strcmp(attr->name, "job-name") && |
| (attr->value_tag == IPP_TAG_NAME || |
| attr->value_tag == IPP_TAG_NAMELANG)) |
| job_name = attr->values[0].string.text; |
| else if (!strcmp(attr->name, "job-state") && |
| attr->value_tag == IPP_TAG_ENUM) |
| job_state = (ipp_jstate_t)attr->values[0].integer; |
| else if (!strcmp(attr->name, "job-originating-user-name") && |
| (attr->value_tag == IPP_TAG_NAME || |
| attr->value_tag == IPP_TAG_NAMELANG)) |
| job_user = attr->values[0].string.text; |
| |
| attr = attr->next; |
| } |
| |
| if (job_id > 0 && job_name && !strcmp(job_name, monitor->job_name) && |
| job_user && monitor->user && !strcmp(job_user, monitor->user)) |
| { |
| monitor->job_id = job_id; |
| monitor->job_state = job_state; |
| break; |
| } |
| |
| if (!attr) |
| break; |
| } |
| } |
| |
| fprintf(stderr, "DEBUG: (monitor) job-state = %s\n", ippEnumString("job-state", (int)monitor->job_state)); |
| |
| if (!job_canceled && |
| (monitor->job_state == IPP_JSTATE_CANCELED || |
| monitor->job_state == IPP_JSTATE_ABORTED)) |
| { |
| job_canceled = -1; |
| fprintf(stderr, "DEBUG: (monitor) job_canceled = -1\n"); |
| } |
| |
| if ((attr = ippFindAttribute(response, "job-state-reasons", |
| IPP_TAG_KEYWORD)) != NULL) |
| { |
| int i, new_reasons = 0; /* Looping var, new reasons */ |
| |
| for (i = 0; i < attr->num_values; i ++) |
| { |
| if (!strcmp(attr->values[i].string.text, "account-authorization-failed")) |
| new_reasons |= _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED; |
| else if (!strcmp(attr->values[i].string.text, "account-closed")) |
| new_reasons |= _CUPS_JSR_ACCOUNT_CLOSED; |
| else if (!strcmp(attr->values[i].string.text, "account-info-needed")) |
| new_reasons |= _CUPS_JSR_ACCOUNT_INFO_NEEDED; |
| else if (!strcmp(attr->values[i].string.text, "account-limit-reached")) |
| new_reasons |= _CUPS_JSR_ACCOUNT_LIMIT_REACHED; |
| else if (!strcmp(attr->values[i].string.text, "job-password-wait")) |
| new_reasons |= _CUPS_JSR_JOB_PASSWORD_WAIT; |
| else if (!strcmp(attr->values[i].string.text, "job-release-wait")) |
| new_reasons |= _CUPS_JSR_JOB_RELEASE_WAIT; |
| else if (!strcmp(attr->values[i].string.text, "document-format-error")) |
| new_reasons |= _CUPS_JSR_DOCUMENT_FORMAT_ERROR; |
| else if (!strcmp(attr->values[i].string.text, "document-unprintable")) |
| new_reasons |= _CUPS_JSR_DOCUMENT_UNPRINTABLE; |
| |
| if (!job_canceled && (!strncmp(attr->values[i].string.text, "job-canceled-", 13) || !strcmp(attr->values[i].string.text, "aborted-by-system"))) |
| job_canceled = 1; |
| } |
| |
| if (new_reasons != monitor->job_reasons) |
| { |
| if (new_reasons & _CUPS_JSR_ACCOUNT_AUTHORIZATION_FAILED) |
| fputs("JOBSTATE: account-authorization-failed\n", stderr); |
| else if (new_reasons & _CUPS_JSR_ACCOUNT_CLOSED) |
| fputs("JOBSTATE: account-closed\n", stderr); |
| else if (new_reasons & _CUPS_JSR_ACCOUNT_INFO_NEEDED) |
| fputs("JOBSTATE: account-info-needed\n", stderr); |
| else if (new_reasons & _CUPS_JSR_ACCOUNT_LIMIT_REACHED) |
| fputs("JOBSTATE: account-limit-reached\n", stderr); |
| else if (new_reasons & _CUPS_JSR_JOB_PASSWORD_WAIT) |
| fputs("JOBSTATE: job-password-wait\n", stderr); |
| else if (new_reasons & _CUPS_JSR_JOB_RELEASE_WAIT) |
| fputs("JOBSTATE: job-release-wait\n", stderr); |
| else if (new_reasons & (_CUPS_JSR_DOCUMENT_FORMAT_ERROR | _CUPS_JSR_DOCUMENT_UNPRINTABLE)) |
| { |
| if (monitor->retryable) |
| { |
| /* |
| * Can't print this, so retry as raster... |
| */ |
| |
| job_canceled = 1; |
| fputs("JOBSTATE: cups-retry-as-raster\n", stderr); |
| } |
| else if (new_reasons & _CUPS_JSR_DOCUMENT_FORMAT_ERROR) |
| { |
| fputs("JOBSTATE: document-format-error\n", stderr); |
| } |
| else |
| { |
| fputs("JOBSTATE: document-unprintable\n", stderr); |
| } |
| } |
| else |
| fputs("JOBSTATE: job-printing\n", stderr); |
| |
| monitor->job_reasons = new_reasons; |
| } |
| } |
| |
| ippDelete(response); |
| |
| fprintf(stderr, "DEBUG: (monitor) job-state = %s\n", ippEnumString("job-state", (int)monitor->job_state)); |
| |
| if (!job_canceled && |
| (monitor->job_state == IPP_JSTATE_CANCELED || |
| monitor->job_state == IPP_JSTATE_ABORTED)) |
| job_canceled = -1; |
| } |
| |
| /* |
| * Sleep for N seconds... |
| */ |
| |
| monitor_sleep: |
| |
| sleep((unsigned)delay); |
| |
| delay = _cupsNextDelay(delay, &prev_delay); |
| } |
| |
| /* |
| * Cancel the job if necessary... |
| */ |
| |
| if (job_canceled > 0 && monitor->job_id > 0) |
| { |
| if (httpGetFd(http) < 0) |
| httpReconnect2(http, 30000, NULL); |
| |
| if (httpGetFd(http) >= 0) |
| { |
| cancel_job(http, monitor->uri, monitor->job_id, monitor->resource, |
| monitor->user, monitor->version); |
| |
| if (cupsLastError() > IPP_STATUS_OK_CONFLICTING) |
| { |
| fprintf(stderr, "DEBUG: (monitor) cancel_job() = %s\n", cupsLastErrorString()); |
| _cupsLangPrintFilter(stderr, "ERROR", _("Unable to cancel print job.")); |
| } |
| } |
| } |
| |
| /* |
| * Cleanup and return... |
| */ |
| |
| httpClose(http); |
| |
| return (NULL); |
| } |
| |
| |
| /* |
| * 'new_request()' - Create a new print creation or validation request. |
| */ |
| |
| static ipp_t * /* O - Request data */ |
| new_request( |
| ipp_op_t op, /* I - IPP operation code */ |
| int version, /* I - IPP version number */ |
| const char *uri, /* I - printer-uri value */ |
| const char *user, /* I - requesting-user-name value */ |
| const char *title, /* I - job-name value */ |
| int num_options, /* I - Number of options to send */ |
| cups_option_t *options, /* I - Options to send */ |
| const char *compression, /* I - compression value or NULL */ |
| int copies, /* I - copies value or 0 */ |
| const char *format, /* I - document-format value or NULL */ |
| _ppd_cache_t *pc, /* I - PPD cache and mapping data */ |
| ppd_file_t *ppd, /* I - PPD file data */ |
| ipp_attribute_t *media_col_sup, /* I - media-col-supported values */ |
| ipp_attribute_t *doc_handling_sup, /* I - multiple-document-handling-supported values */ |
| ipp_attribute_t *print_color_mode_sup) |
| /* I - Printer supports print-color-mode */ |
| { |
| ipp_t *request; /* Request data */ |
| const char *keyword; /* PWG keyword */ |
| |
| |
| /* |
| * Create the IPP request... |
| */ |
| |
| request = ippNewRequest(op); |
| ippSetVersion(request, version / 10, version % 10); |
| |
| fprintf(stderr, "DEBUG: %s IPP/%d.%d\n", |
| ippOpString(request->request.op.operation_id), |
| request->request.op.version[0], |
| request->request.op.version[1]); |
| |
| /* |
| * Add standard attributes... |
| */ |
| |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri); |
| fprintf(stderr, "DEBUG: printer-uri=\"%s\"\n", uri); |
| |
| if (user && *user) |
| { |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, user); |
| fprintf(stderr, "DEBUG: requesting-user-name=\"%s\"\n", user); |
| } |
| |
| if (title && *title) |
| { |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL, title); |
| fprintf(stderr, "DEBUG: job-name=\"%s\"\n", title); |
| } |
| |
| if (format && op != IPP_OP_CREATE_JOB) |
| { |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE, "document-format", NULL, format); |
| fprintf(stderr, "DEBUG: document-format=\"%s\"\n", format); |
| } |
| |
| #ifdef HAVE_LIBZ |
| if (compression && op != IPP_OP_CREATE_JOB && op != IPP_OP_VALIDATE_JOB) |
| { |
| ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "compression", NULL, compression); |
| fprintf(stderr, "DEBUG: compression=\"%s\"\n", compression); |
| } |
| #endif /* HAVE_LIBZ */ |
| |
| /* |
| * Handle options on the command-line... |
| */ |
| |
| if (num_options > 0) |
| { |
| if (pc) |
| { |
| /* |
| * Send standard IPP attributes... |
| */ |
| |
| fputs("DEBUG: Adding standard IPP operation/job attributes.\n", stderr); |
| |
| copies = _cupsConvertOptions(request, ppd, pc, media_col_sup, doc_handling_sup, print_color_mode_sup, user, format, copies, num_options, options); |
| |
| /* |
| * Map FaxOut options... |
| */ |
| |
| if ((keyword = cupsGetOption("phone", num_options, options)) != NULL) |
| { |
| ipp_t *destination; /* destination collection */ |
| char phone[1024], /* Phone number string */ |
| *ptr, /* Pointer into string */ |
| tel_uri[1024]; /* tel: URI */ |
| static const char * const allowed = "0123456789#*-+.()pw"; |
| /* Allowed characters */ |
| |
| destination = ippNew(); |
| |
| /* |
| * Unescape and filter out spaces and other characters that are not |
| * allowed in a tel: URI. |
| */ |
| |
| _httpDecodeURI(phone, keyword, sizeof(phone)); |
| for (ptr = phone; *ptr;) |
| { |
| if (*ptr == ',') |
| *ptr = 'p'; |
| else if (!strchr(allowed, *ptr)) |
| _cups_strcpy(ptr, ptr + 1); |
| else |
| ptr ++; |
| } |
| |
| httpAssembleURI(HTTP_URI_CODING_ALL, tel_uri, sizeof(tel_uri), "tel", NULL, NULL, 0, phone); |
| ippAddString(destination, IPP_TAG_JOB, IPP_TAG_URI, "destination-uri", NULL, tel_uri); |
| |
| if ((keyword = cupsGetOption("faxPrefix", num_options, |
| options)) != NULL && *keyword) |
| { |
| char predial[1024]; /* Pre-dial string */ |
| |
| _httpDecodeURI(predial, keyword, sizeof(predial)); |
| ippAddString(destination, IPP_TAG_JOB, IPP_TAG_TEXT, "pre-dial-string", NULL, predial); |
| } |
| |
| ippAddCollection(request, IPP_TAG_JOB, "destination-uris", destination); |
| ippDelete(destination); |
| } |
| } |
| else |
| { |
| /* |
| * When talking to another CUPS server, send all options... |
| */ |
| |
| fputs("DEBUG: Adding all operation/job attributes.\n", stderr); |
| cupsEncodeOptions2(request, num_options, options, IPP_TAG_OPERATION); |
| cupsEncodeOptions2(request, num_options, options, IPP_TAG_JOB); |
| } |
| |
| if (copies > 1 && (!pc || copies <= pc->max_copies)) |
| ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies", copies); |
| } |
| |
| fprintf(stderr, "DEBUG: IPP/%d.%d %s #%d\n", version / 10, version % 10, ippOpString(ippGetOperation(request)), ippGetRequestId(request)); |
| debug_attributes(request); |
| |
| return (request); |
| } |
| |
| |
| /* |
| * 'password_cb()' - Disable the password prompt for cupsDoFileRequest(). |
| */ |
| |
| static const char * /* O - Password */ |
| password_cb(const char *prompt, /* I - Prompt (not used) */ |
| http_t *http, /* I - Connection */ |
| const char *method, /* I - Request method (not used) */ |
| const char *resource, /* I - Resource path (not used) */ |
| int *password_tries) /* I - Password tries */ |
| { |
| char def_username[HTTP_MAX_VALUE]; /* Default username */ |
| |
| |
| fprintf(stderr, "DEBUG: password_cb(prompt=\"%s\", http=%p, method=\"%s\", " |
| "resource=\"%s\", password_tries=%p(%d)), password=%p\n", |
| prompt, http, method, resource, password_tries, *password_tries, |
| password); |
| |
| (void)prompt; |
| (void)method; |
| (void)resource; |
| |
| if (!uri_credentials) |
| { |
| /* |
| * Remember that we need to authenticate... |
| */ |
| |
| auth_info_required = "username,password"; |
| |
| if (httpGetSubField(http, HTTP_FIELD_WWW_AUTHENTICATE, "username", |
| def_username)) |
| { |
| char quoted[HTTP_MAX_VALUE * 2 + 4]; |
| /* Quoted string */ |
| |
| fprintf(stderr, "ATTR: auth-info-default=%s,\n", |
| quote_string(def_username, quoted, sizeof(quoted))); |
| } |
| } |
| |
| if (password && *password && *password_tries < 3) |
| { |
| (*password_tries) ++; |
| |
| cupsSetUser(username); |
| |
| return (password); |
| } |
| else |
| { |
| /* |
| * Give up after 3 tries or if we don't have a password to begin with... |
| */ |
| |
| return (NULL); |
| } |
| } |
| |
| |
| /* |
| * 'quote_string()' - Quote a string value. |
| */ |
| |
| static const char * /* O - Quoted string */ |
| quote_string(const char *s, /* I - String */ |
| char *q, /* I - Quoted string buffer */ |
| size_t qsize) /* I - Size of quoted string buffer */ |
| { |
| char *qptr, /* Pointer into string buffer */ |
| *qend; /* End of string buffer */ |
| |
| |
| qptr = q; |
| qend = q + qsize - 5; |
| |
| if (qend < q) |
| { |
| *q = '\0'; |
| return (q); |
| } |
| |
| *qptr++ = '\''; |
| *qptr++ = '\"'; |
| |
| while (*s && qptr < qend) |
| { |
| if (*s == '\\' || *s == '\"' || *s == '\'') |
| { |
| if (qptr < (qend - 4)) |
| { |
| *qptr++ = '\\'; |
| *qptr++ = '\\'; |
| *qptr++ = '\\'; |
| } |
| else |
| break; |
| } |
| |
| *qptr++ = *s++; |
| } |
| |
| *qptr++ = '\"'; |
| *qptr++ = '\''; |
| *qptr = '\0'; |
| |
| return (q); |
| } |
| |
| |
| /* |
| * 'report_attr()' - Report an IPP attribute value. |
| */ |
| |
| static void |
| report_attr(ipp_attribute_t *attr) /* I - Attribute */ |
| { |
| int i; /* Looping var */ |
| char value[1024], /* Value string */ |
| *valptr; /* Pointer into value string */ |
| const char *cached; /* Cached attribute */ |
| |
| |
| /* |
| * Convert the attribute values into quoted strings... |
| */ |
| |
| for (i = 0, valptr = value; |
| i < attr->num_values && valptr < (value + sizeof(value) - 10); |
| i ++) |
| { |
| if (i > 0) |
| *valptr++ = ','; |
| |
| switch (attr->value_tag) |
| { |
| case IPP_TAG_INTEGER : |
| case IPP_TAG_ENUM : |
| snprintf(valptr, sizeof(value) - (size_t)(valptr - value), "%d", attr->values[i].integer); |
| valptr += strlen(valptr); |
| break; |
| |
| case IPP_TAG_TEXT : |
| case IPP_TAG_NAME : |
| case IPP_TAG_KEYWORD : |
| quote_string(attr->values[i].string.text, valptr, (size_t)(value + sizeof(value) - valptr)); |
| valptr += strlen(valptr); |
| break; |
| |
| default : |
| /* |
| * Unsupported value type... |
| */ |
| |
| return; |
| } |
| } |
| |
| *valptr = '\0'; |
| |
| _cupsMutexLock(&report_mutex); |
| |
| if ((cached = cupsGetOption(attr->name, num_attr_cache, |
| attr_cache)) == NULL || strcmp(cached, value)) |
| { |
| /* |
| * Tell the scheduler about the new values... |
| */ |
| |
| num_attr_cache = cupsAddOption(attr->name, value, num_attr_cache, |
| &attr_cache); |
| fprintf(stderr, "ATTR: %s=%s\n", attr->name, value); |
| } |
| |
| _cupsMutexUnlock(&report_mutex); |
| } |
| |
| |
| /* |
| * 'report_printer_state()' - Report the printer state. |
| */ |
| |
| static void |
| report_printer_state(ipp_t *ipp) /* I - IPP response */ |
| { |
| ipp_attribute_t *pa, /* printer-alert */ |
| *pam, /* printer-alert-message */ |
| *pmja, /* printer-mandatory-job-attributes */ |
| *psm, /* printer-state-message */ |
| *reasons, /* printer-state-reasons */ |
| *marker; /* marker-* attributes */ |
| char value[1024], /* State/message string */ |
| *valptr; /* Pointer into string */ |
| static int ipp_supplies = -1; |
| /* Report supply levels? */ |
| |
| |
| /* |
| * Report alerts and messages... |
| */ |
| |
| if ((pa = ippFindAttribute(ipp, "printer-alert", IPP_TAG_TEXT)) != NULL) |
| report_attr(pa); |
| |
| if ((pam = ippFindAttribute(ipp, "printer-alert-message", |
| IPP_TAG_TEXT)) != NULL) |
| report_attr(pam); |
| |
| if ((pmja = ippFindAttribute(ipp, "printer-mandatory-job-attributes", IPP_TAG_KEYWORD)) != NULL) |
| { |
| int i, /* Looping var */ |
| count = ippGetCount(pmja); /* Number of values */ |
| |
| for (i = 0, valptr = value; i < count; i ++, valptr += strlen(valptr)) |
| { |
| if (i) |
| snprintf(valptr, sizeof(value) - (size_t)(valptr - value), " %s", ippGetString(pmja, i, NULL)); |
| else |
| strlcpy(value, ippGetString(pmja, i, NULL), sizeof(value)); |
| } |
| |
| if (strcmp(value, mandatory_attrs)) |
| { |
| strlcpy(mandatory_attrs, value, sizeof(mandatory_attrs)); |
| fprintf(stderr, "PPD: cupsMandatory=\"%s\"\n", value); |
| } |
| } |
| |
| if ((psm = ippFindAttribute(ipp, "printer-state-message", |
| IPP_TAG_TEXT)) != NULL) |
| { |
| char *ptr; /* Pointer into message */ |
| |
| |
| strlcpy(value, "INFO: ", sizeof(value)); |
| for (ptr = psm->values[0].string.text, valptr = value + 6; |
| *ptr && valptr < (value + sizeof(value) - 6); |
| ptr ++) |
| { |
| if (*ptr < ' ' && *ptr > 0 && *ptr != '\t') |
| { |
| /* |
| * Substitute "<XX>" for the control character; sprintf is safe because |
| * we always leave 6 chars free at the end... |
| */ |
| |
| sprintf(valptr, "<%02X>", *ptr); |
| valptr += 4; |
| } |
| else |
| *valptr++ = *ptr; |
| } |
| |
| *valptr++ = '\n'; |
| *valptr = '\0'; |
| |
| fputs(value, stderr); |
| } |
| |
| /* |
| * Now report printer-state-reasons, filtering out some of the reasons we never |
| * want to set... |
| */ |
| |
| if ((reasons = ippFindAttribute(ipp, "printer-state-reasons", |
| IPP_TAG_KEYWORD)) == NULL) |
| return; |
| |
| update_reasons(reasons, NULL); |
| |
| /* |
| * Relay the current marker-* attribute values... |
| */ |
| |
| if (ipp_supplies < 0) |
| { |
| ppd_file_t *ppd; /* PPD file */ |
| ppd_attr_t *ppdattr; /* Attribute in PPD file */ |
| |
| if ((ppd = ppdOpenFile(getenv("PPD"))) != NULL && |
| (ppdattr = ppdFindAttr(ppd, "cupsIPPSupplies", NULL)) != NULL && |
| ppdattr->value && _cups_strcasecmp(ppdattr->value, "true")) |
| ipp_supplies = 0; |
| else |
| ipp_supplies = 1; |
| |
| ppdClose(ppd); |
| } |
| |
| if (ipp_supplies > 0) |
| { |
| if ((marker = ippFindAttribute(ipp, "marker-colors", IPP_TAG_NAME)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-high-levels", |
| IPP_TAG_INTEGER)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-levels", |
| IPP_TAG_INTEGER)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-low-levels", |
| IPP_TAG_INTEGER)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-message", |
| IPP_TAG_TEXT)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-names", IPP_TAG_NAME)) != NULL) |
| report_attr(marker); |
| if ((marker = ippFindAttribute(ipp, "marker-types", |
| IPP_TAG_KEYWORD)) != NULL) |
| report_attr(marker); |
| } |
| } |
| |
| |
| #if defined(HAVE_GSSAPI) && defined(HAVE_XPC) |
| /* |
| * 'run_as_user()' - Run the IPP backend as the printing user. |
| * |
| * This function uses an XPC-based user agent to run the backend as the printing |
| * user. We need to do this in order to have access to the user's Kerberos |
| * credentials. |
| */ |
| |
| static int /* O - Exit status */ |
| run_as_user(char *argv[], /* I - Command-line arguments */ |
| uid_t uid, /* I - User ID */ |
| const char *device_uri, /* I - Device URI */ |
| int fd) /* I - File to print */ |
| { |
| const char *auth_negotiate;/* AUTH_NEGOTIATE env var */ |
| xpc_connection_t conn; /* Connection to XPC service */ |
| xpc_object_t request; /* Request message dictionary */ |
| __block xpc_object_t response; /* Response message dictionary */ |
| dispatch_semaphore_t sem; /* Semaphore for waiting for response */ |
| int status = CUPS_BACKEND_FAILED; |
| /* Status of request */ |
| |
| |
| fprintf(stderr, "DEBUG: Running IPP backend as UID %d.\n", (int)uid); |
| |
| /* |
| * Connect to the user agent for the specified UID... |
| */ |
| |
| conn = xpc_connection_create_mach_service(kPMPrintUIToolAgent, |
| dispatch_get_global_queue(0, 0), 0); |
| if (!conn) |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unable to start backend process.")); |
| fputs("DEBUG: Unable to create connection to agent.\n", stderr); |
| goto cleanup; |
| } |
| |
| xpc_connection_set_event_handler(conn, |
| ^(xpc_object_t event) |
| { |
| xpc_type_t messageType = xpc_get_type(event); |
| |
| if (messageType == XPC_TYPE_ERROR) |
| { |
| if (event == XPC_ERROR_CONNECTION_INTERRUPTED) |
| fprintf(stderr, "DEBUG: Interrupted connection to service %s.\n", |
| xpc_connection_get_name(conn)); |
| else if (event == XPC_ERROR_CONNECTION_INVALID) |
| fprintf(stderr, "DEBUG: Connection invalid for service %s.\n", |
| xpc_connection_get_name(conn)); |
| else |
| fprintf(stderr, "DEBUG: Unxpected error for service %s: %s\n", |
| xpc_connection_get_name(conn), |
| xpc_dictionary_get_string(event, XPC_ERROR_KEY_DESCRIPTION)); |
| } |
| }); |
| xpc_connection_set_target_uid(conn, uid); |
| xpc_connection_resume(conn); |
| |
| /* |
| * Try starting the backend... |
| */ |
| |
| request = xpc_dictionary_create(NULL, NULL, 0); |
| xpc_dictionary_set_int64(request, "command", kPMStartJob); |
| xpc_dictionary_set_string(request, "device-uri", device_uri); |
| xpc_dictionary_set_string(request, "job-id", argv[1]); |
| xpc_dictionary_set_string(request, "user", argv[2]); |
| xpc_dictionary_set_string(request, "title", argv[3]); |
| xpc_dictionary_set_string(request, "copies", argv[4]); |
| xpc_dictionary_set_string(request, "options", argv[5]); |
| xpc_dictionary_set_string(request, "auth-info-required", |
| getenv("AUTH_INFO_REQUIRED")); |
| if ((auth_negotiate = getenv("AUTH_NEGOTIATE")) != NULL) |
| xpc_dictionary_set_string(request, "auth-negotiate", auth_negotiate); |
| xpc_dictionary_set_fd(request, "stdin", fd); |
| xpc_dictionary_set_fd(request, "stderr", 2); |
| xpc_dictionary_set_fd(request, "side-channel", CUPS_SC_FD); |
| |
| sem = dispatch_semaphore_create(0); |
| response = NULL; |
| |
| xpc_connection_send_message_with_reply(conn, request, |
| dispatch_get_global_queue(0,0), |
| ^(xpc_object_t reply) |
| { |
| /* Save the response and wake up */ |
| if (xpc_get_type(reply) |
| == XPC_TYPE_DICTIONARY) |
| response = xpc_retain(reply); |
| |
| dispatch_semaphore_signal(sem); |
| }); |
| |
| dispatch_semaphore_wait(sem, DISPATCH_TIME_FOREVER); |
| xpc_release(request); |
| dispatch_release(sem); |
| |
| if (response) |
| { |
| child_pid = (pid_t)xpc_dictionary_get_int64(response, "child-pid"); |
| |
| xpc_release(response); |
| |
| if (child_pid) |
| fprintf(stderr, "DEBUG: Child PID=%d.\n", (int)child_pid); |
| else |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unable to start backend process.")); |
| fputs("DEBUG: No child PID.\n", stderr); |
| goto cleanup; |
| } |
| } |
| else |
| { |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unable to start backend process.")); |
| fputs("DEBUG: No reply from agent.\n", stderr); |
| goto cleanup; |
| } |
| |
| /* |
| * Then wait for the backend to finish... |
| */ |
| |
| request = xpc_dictionary_create(NULL, NULL, 0); |
| xpc_dictionary_set_int64(request, "command", kPMWaitForJob); |
| xpc_dictionary_set_fd(request, "stderr", 2); |
| |
| sem = dispatch_semaphore_create(0); |
| response = NULL; |
| |
| xpc_connection_send_message_with_reply(conn, request, |
| dispatch_get_global_queue(0,0), |
| ^(xpc_object_t reply) |
| { |
| /* Save the response and wake up */ |
| if (xpc_get_type(reply) |
| == XPC_TYPE_DICTIONARY) |
| response = xpc_retain(reply); |
| |
| dispatch_semaphore_signal(sem); |
| }); |
| |
| dispatch_semaphore_wait(sem, DISPATCH_TIME_FOREVER); |
| xpc_release(request); |
| dispatch_release(sem); |
| |
| if (response) |
| { |
| status = (int)xpc_dictionary_get_int64(response, "status"); |
| |
| if (status == SIGTERM || status == SIGKILL || status == SIGPIPE) |
| { |
| fprintf(stderr, "DEBUG: Child terminated on signal %d.\n", status); |
| status = CUPS_BACKEND_FAILED; |
| } |
| else if (WIFSIGNALED(status)) |
| { |
| fprintf(stderr, "DEBUG: Child crashed on signal %d.\n", status); |
| status = CUPS_BACKEND_STOP; |
| } |
| else if (WIFEXITED(status)) |
| { |
| status = WEXITSTATUS(status); |
| fprintf(stderr, "DEBUG: Child exited with status %d.\n", status); |
| } |
| |
| xpc_release(response); |
| } |
| else |
| _cupsLangPrintFilter(stderr, "ERROR", |
| _("Unable to get backend exit status.")); |
| |
| cleanup: |
| |
| if (conn) |
| { |
| xpc_connection_cancel(conn); |
| xpc_release(conn); |
| } |
| |
| return (status); |
| } |
| #endif /* HAVE_GSSAPI && HAVE_XPC */ |
| |
| |
| /* |
| * 'sigterm_handler()' - Handle 'terminate' signals that stop the backend. |
| */ |
| |
| static void |
| sigterm_handler(int sig) /* I - Signal */ |
| { |
| (void)sig; /* remove compiler warnings... */ |
| |
| write(2, "DEBUG: Got SIGTERM.\n", 20); |
| |
| #if defined(HAVE_GSSAPI) && defined(HAVE_XPC) |
| if (child_pid) |
| { |
| kill(child_pid, sig); |
| child_pid = 0; |
| } |
| #endif /* HAVE_GSSAPI && HAVE_XPC */ |
| |
| if (!job_canceled) |
| { |
| /* |
| * Flag that the job should be canceled... |
| */ |
| |
| write(2, "DEBUG: sigterm_handler: job_canceled = 1.\n", 25); |
| |
| job_canceled = 1; |
| return; |
| } |
| |
| /* |
| * The scheduler already tried to cancel us once, now just terminate |
| * after removing our temp file! |
| */ |
| |
| if (tmpfilename[0]) |
| unlink(tmpfilename); |
| |
| _exit(1); |
| } |
| |
| |
| /* |
| * 'timeout_cb()' - Handle HTTP timeouts. |
| */ |
| |
| static int /* O - 1 to continue, 0 to cancel */ |
| timeout_cb(http_t *http, /* I - Connection to server (unused) */ |
| void *user_data) /* I - User data (unused) */ |
| { |
| (void)http; |
| (void)user_data; |
| |
| return (!job_canceled); |
| } |
| |
| |
| /* |
| * 'update_reasons()' - Update the printer-state-reasons values. |
| */ |
| |
| static void |
| update_reasons(ipp_attribute_t *attr, /* I - printer-state-reasons or NULL */ |
| const char *s) /* I - STATE: string or NULL */ |
| { |
| char op; /* Add (+), remove (-), replace (\0) */ |
| cups_array_t *new_reasons; /* New reasons array */ |
| char *reason, /* Current reason */ |
| add[2048], /* Reasons added string */ |
| *addptr, /* Pointer into add string */ |
| rem[2048], /* Reasons removed string */ |
| *remptr; /* Pointer into remove string */ |
| const char *addprefix, /* Current add string prefix */ |
| *remprefix; /* Current remove string prefix */ |
| |
| |
| fprintf(stderr, "DEBUG: update_reasons(attr=%d(%s%s), s=\"%s\")\n", |
| attr ? attr->num_values : 0, attr ? attr->values[0].string.text : "", |
| attr && attr->num_values > 1 ? ",..." : "", s ? s : "(null)"); |
| |
| /* |
| * Create an array of new reason keyword strings... |
| */ |
| |
| if (attr) |
| { |
| int i; /* Looping var */ |
| |
| new_reasons = cupsArrayNew((cups_array_func_t)strcmp, NULL); |
| op = '\0'; |
| |
| for (i = 0; i < attr->num_values; i ++) |
| { |
| reason = attr->values[i].string.text; |
| |
| if (strcmp(reason, "none") && |
| strcmp(reason, "none-report") && |
| strcmp(reason, "paused") && |
| strncmp(reason, "spool-area-full", 15) && |
| strcmp(reason, "com.apple.print.recoverable-warning") && |
| strncmp(reason, "cups-", 5)) |
| cupsArrayAdd(new_reasons, reason); |
| } |
| } |
| else if (s) |
| { |
| if (*s == '+' || *s == '-') |
| op = *s++; |
| else |
| op = '\0'; |
| |
| new_reasons = _cupsArrayNewStrings(s, ','); |
| } |
| else |
| return; |
| |
| /* |
| * Compute the changes... |
| */ |
| |
| add[0] = '\0'; |
| addprefix = "STATE: +"; |
| addptr = add; |
| rem[0] = '\0'; |
| remprefix = "STATE: -"; |
| remptr = rem; |
| |
| fprintf(stderr, "DEBUG2: op='%c', new_reasons=%d, state_reasons=%d\n", |
| op ? op : ' ', cupsArrayCount(new_reasons), |
| cupsArrayCount(state_reasons)); |
| |
| _cupsMutexLock(&report_mutex); |
| |
| if (op == '+') |
| { |
| /* |
| * Add reasons... |
| */ |
| |
| for (reason = (char *)cupsArrayFirst(new_reasons); |
| reason; |
| reason = (char *)cupsArrayNext(new_reasons)) |
| { |
| if (!cupsArrayFind(state_reasons, reason)) |
| { |
| if (!strncmp(reason, "cups-remote-", 12)) |
| { |
| /* |
| * If we are setting cups-remote-xxx, remove all other cups-remote-xxx |
| * keywords... |
| */ |
| |
| char *temp; /* Current reason in state_reasons */ |
| |
| cupsArraySave(state_reasons); |
| |
| for (temp = (char *)cupsArrayFirst(state_reasons); |
| temp; |
| temp = (char *)cupsArrayNext(state_reasons)) |
| if (!strncmp(temp, "cups-remote-", 12)) |
| { |
| snprintf(remptr, sizeof(rem) - (size_t)(remptr - rem), "%s%s", remprefix, temp); |
| remptr += strlen(remptr); |
| remprefix = ","; |
| |
| cupsArrayRemove(state_reasons, temp); |
| break; |
| } |
| |
| cupsArrayRestore(state_reasons); |
| } |
| |
| cupsArrayAdd(state_reasons, reason); |
| |
| snprintf(addptr, sizeof(add) - (size_t)(addptr - add), "%s%s", addprefix, reason); |
| addptr += strlen(addptr); |
| addprefix = ","; |
| } |
| } |
| } |
| else if (op == '-') |
| { |
| /* |
| * Remove reasons... |
| */ |
| |
| for (reason = (char *)cupsArrayFirst(new_reasons); |
| reason; |
| reason = (char *)cupsArrayNext(new_reasons)) |
| { |
| if (cupsArrayFind(state_reasons, reason)) |
| { |
| snprintf(remptr, sizeof(rem) - (size_t)(remptr - rem), "%s%s", remprefix, reason); |
| remptr += strlen(remptr); |
| remprefix = ","; |
| |
| cupsArrayRemove(state_reasons, reason); |
| } |
| } |
| } |
| else |
| { |
| /* |
| * Replace reasons... |
| */ |
| |
| for (reason = (char *)cupsArrayFirst(state_reasons); |
| reason; |
| reason = (char *)cupsArrayNext(state_reasons)) |
| { |
| if (strncmp(reason, "cups-", 5) && !cupsArrayFind(new_reasons, reason)) |
| { |
| snprintf(remptr, sizeof(rem) - (size_t)(remptr - rem), "%s%s", remprefix, reason); |
| remptr += strlen(remptr); |
| remprefix = ","; |
| |
| cupsArrayRemove(state_reasons, reason); |
| } |
| } |
| |
| for (reason = (char *)cupsArrayFirst(new_reasons); |
| reason; |
| reason = (char *)cupsArrayNext(new_reasons)) |
| { |
| if (!cupsArrayFind(state_reasons, reason)) |
| { |
| cupsArrayAdd(state_reasons, reason); |
| |
| snprintf(addptr, sizeof(add) - (size_t)(addptr - add), "%s%s", addprefix, reason); |
| addptr += strlen(addptr); |
| addprefix = ","; |
| } |
| } |
| } |
| |
| cupsArrayDelete(new_reasons); |
| |
| _cupsMutexUnlock(&report_mutex); |
| |
| /* |
| * Report changes and return... |
| */ |
| |
| if (add[0] && rem[0]) |
| fprintf(stderr, "%s\n%s\n", add, rem); |
| else if (add[0]) |
| fprintf(stderr, "%s\n", add); |
| else if (rem[0]) |
| fprintf(stderr, "%s\n", rem); |
| } |