mirror of https://gitee.com/openkylin/cups.git
791 lines
20 KiB
C
791 lines
20 KiB
C
/*
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* "lp" command for CUPS.
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*
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* Copyright © 2021-2023 by OpenPrinting.
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* Copyright © 2007-2021 by Apple Inc.
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* Copyright © 1997-2007 by Easy Software Products.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more
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* information.
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*/
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/*
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* Include necessary headers...
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*/
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#include <cups/cups-private.h>
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/*
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* Local functions.
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*/
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static int restart_job(const char *command, int job_id, const char *job_hold_until);
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static int set_job_attrs(const char *command, int job_id, int num_options, cups_option_t *options);
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static void usage(void) _CUPS_NORETURN;
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/*
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* 'main()' - Parse options and send files for printing.
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*/
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int
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main(int argc, /* I - Number of command-line arguments */
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char *argv[]) /* I - Command-line arguments */
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{
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int i, j; /* Looping vars */
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int job_id; /* Job ID */
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char *printer, /* Printer name */
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*instance, /* Instance name */
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*opt, /* Option pointer */
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*val, /* Option value */
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*title; /* Job title */
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int priority; /* Job priority (1-100) */
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int num_copies; /* Number of copies per file */
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int num_files; /* Number of files to print */
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const char *files[1000]; /* Files to print */
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cups_dest_t *dest; /* Selected destination */
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int num_options; /* Number of options */
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cups_option_t *options; /* Options */
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int end_options; /* No more options? */
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int silent; /* Silent or verbose output? */
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char buffer[8192]; /* Copy buffer */
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#ifdef __sun
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/*
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* Solaris does some rather strange things to re-queue remote print
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* jobs. On bootup, the "lp" command is run as "printd" to re-spool
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* any remote jobs in /var/spool/print. Since CUPS doesn't need this
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* nonsense, we just need to add the necessary check here to prevent
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* lp from causing boot problems...
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*/
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if ((val = strrchr(argv[0], '/')) != NULL)
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val ++;
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else
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val = argv[0];
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if (!strcmp(val, "printd"))
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return (0);
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#endif /* __sun */
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_cupsSetLocale(argv);
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silent = 0;
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printer = NULL;
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dest = NULL;
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num_options = 0;
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options = NULL;
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num_files = 0;
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title = NULL;
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job_id = 0;
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end_options = 0;
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for (i = 1; i < argc; i ++)
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{
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if (!strcmp(argv[i], "--help"))
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usage();
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else if (argv[i][0] == '-' && argv[i][1] && !end_options)
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{
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for (opt = argv[i] + 1; *opt; opt ++)
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{
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switch (*opt)
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{
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case 'E' : /* Encrypt */
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#ifdef HAVE_TLS
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cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);
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#else
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_cupsLangPrintf(stderr, _("%s: Sorry, no encryption support."), argv[0]);
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#endif /* HAVE_TLS */
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break;
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case 'U' : /* Username */
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if (opt[1] != '\0')
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{
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cupsSetUser(opt + 1);
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected username after \"-U\" option."), argv[0]);
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usage();
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}
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cupsSetUser(argv[i]);
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}
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break;
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case 'c' : /* Copy to spool dir (always enabled) */
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break;
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case 'd' : /* Destination printer or class */
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if (opt[1] != '\0')
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{
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printer = opt + 1;
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected destination after \"-d\" option."), argv[0]);
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usage();
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}
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printer = argv[i];
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}
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if ((instance = strrchr(printer, '/')) != NULL)
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*instance++ = '\0';
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if ((dest = cupsGetNamedDest(CUPS_HTTP_DEFAULT, printer,
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instance)) != NULL)
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{
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for (j = 0; j < dest->num_options; j ++)
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if (cupsGetOption(dest->options[j].name, num_options,
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options) == NULL)
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num_options = cupsAddOption(dest->options[j].name,
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dest->options[j].value,
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num_options, &options);
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}
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else if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
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cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
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{
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_cupsLangPrintf(stderr,
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_("%s: Error - add '/version=1.1' to server "
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"name."), argv[0]);
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return (1);
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}
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else if (cupsLastError() == IPP_STATUS_ERROR_NOT_FOUND)
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{
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_cupsLangPrintf(stderr,
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_("%s: Error - The printer or class does not exist."), argv[0]);
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return (1);
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}
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break;
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case 'f' : /* Form */
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if (opt[1] != '\0')
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{
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected form after \"-f\" option."), argv[0]);
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usage();
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}
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}
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_cupsLangPrintf(stderr, _("%s: Warning - form option ignored."), argv[0]);
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break;
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case 'h' : /* Destination host */
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if (opt[1] != '\0')
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{
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cupsSetServer(opt + 1);
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected hostname after \"-h\" option."), argv[0]);
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usage();
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}
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cupsSetServer(argv[i]);
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}
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break;
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case 'i' : /* Change job */
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if (opt[1] != '\0')
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{
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val = opt + 1;
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Expected job ID after \"-i\" option."), argv[0]);
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usage();
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}
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val = argv[i];
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}
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if (num_files > 0)
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{
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_cupsLangPrintf(stderr, _("%s: Error - cannot print files and alter jobs simultaneously."), argv[0]);
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return (1);
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}
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if (strrchr(val, '-') != NULL)
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job_id = atoi(strrchr(val, '-') + 1);
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else
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job_id = atoi(val);
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if (job_id < 0)
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{
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_cupsLangPrintf(stderr, _("%s: Error - bad job ID."), argv[0]);
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break;
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}
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break;
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case 'm' : /* Send email when job is done */
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#ifdef __sun
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case 'p' : /* Notify on completion */
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#endif /* __sun */
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case 'w' : /* Write to console or email */
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{
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char email[1024]; /* EMail address */
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snprintf(email, sizeof(email), "mailto:%s@%s", cupsUser(), httpGetHostname(NULL, buffer, sizeof(buffer)));
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num_options = cupsAddOption("notify-recipient-uri", email, num_options, &options);
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}
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silent = 1;
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break;
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case 'n' : /* Number of copies */
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if (opt[1] != '\0')
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{
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num_copies = atoi(opt + 1);
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected copies after \"-n\" option."), argv[0]);
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usage();
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}
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num_copies = atoi(argv[i]);
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}
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if (num_copies < 1)
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{
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_cupsLangPrintf(stderr, _("%s: Error - copies must be 1 or more."), argv[0]);
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return (1);
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}
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num_options = cupsAddIntegerOption("copies", num_copies, num_options, &options);
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break;
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case 'o' : /* Option */
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if (opt[1] != '\0')
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{
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num_options = cupsParseOptions(opt + 1, num_options, &options);
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected option=value after \"-o\" option."), argv[0]);
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usage();
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}
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num_options = cupsParseOptions(argv[i], num_options, &options);
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}
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break;
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#ifndef __sun
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case 'p' : /* Queue priority */
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#endif /* !__sun */
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case 'q' : /* Queue priority */
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if (opt[1] != '\0')
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{
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priority = atoi(opt + 1);
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opt += strlen(opt) - 1;
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}
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else
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{
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if ((i + 1) >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected priority after \"-%c\" option."), argv[0], *opt);
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usage();
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}
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i ++;
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priority = atoi(argv[i]);
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}
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/*
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* For 100% Solaris compatibility, need to add:
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*
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* priority = 99 * (39 - priority) / 39 + 1;
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*
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* However, to keep CUPS lp the same across all platforms
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* we will break compatibility this far...
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*/
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if (priority < 1 || priority > 100)
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{
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_cupsLangPrintf(stderr, _("%s: Error - priority must be between 1 and 100."), argv[0]);
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return (1);
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}
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num_options = cupsAddIntegerOption("job-priority", priority, num_options, &options);
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break;
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case 's' : /* Silent */
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silent = 1;
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break;
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case 't' : /* Title */
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if (opt[1] != '\0')
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{
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title = opt + 1;
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected title after \"-t\" option."), argv[0]);
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usage();
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}
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title = argv[i];
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}
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break;
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case 'y' : /* mode-list */
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if (opt[1] != '\0')
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{
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected mode list after \"-y\" option."), argv[0]);
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usage();
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}
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}
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_cupsLangPrintf(stderr, _("%s: Warning - mode option ignored."), argv[0]);
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break;
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case 'H' : /* Hold job */
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if (opt[1] != '\0')
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{
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val = opt + 1;
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected hold name after \"-H\" option."), argv[0]);
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usage();
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}
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val = argv[i];
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}
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if (!strcmp(val, "hold"))
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num_options = cupsAddOption("job-hold-until", "indefinite", num_options, &options);
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else if (!strcmp(val, "resume") || !strcmp(val, "release"))
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num_options = cupsAddOption("job-hold-until", "no-hold", num_options, &options);
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else if (!strcmp(val, "immediate"))
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{
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num_options = cupsAddOption("job-hold-until", "no-hold", num_options, &options);
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num_options = cupsAddOption("job-priority", "100", num_options, &options);
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}
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else if (!strcmp(val, "restart"))
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{
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if (job_id < 1)
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{
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_cupsLangPrintf(stderr, _("%s: Need job ID (\"-i jobid\") before \"-H restart\"."), argv[0]);
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return (1);
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}
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if (restart_job(argv[0], job_id, cupsGetOption("job-hold-until", num_options, options)))
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return (1);
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}
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else
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num_options = cupsAddOption("job-hold-until", val, num_options, &options);
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break;
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case 'P' : /* Page list */
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if (opt[1] != '\0')
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{
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val = opt + 1;
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected page list after \"-P\" option."), argv[0]);
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usage();
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}
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val = argv[i];
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}
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num_options = cupsAddOption("page-ranges", val, num_options, &options);
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break;
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case 'S' : /* character set */
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if (opt[1] != '\0')
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{
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected character set after \"-S\" option."), argv[0]);
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usage();
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}
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}
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_cupsLangPrintf(stderr, _("%s: Warning - character set option ignored."), argv[0]);
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break;
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case 'T' : /* Content-Type */
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if (opt[1] != '\0')
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{
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opt += strlen(opt) - 1;
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}
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else
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{
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i ++;
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if (i >= argc)
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{
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_cupsLangPrintf(stderr, _("%s: Error - expected content type after \"-T\" option."), argv[0]);
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usage();
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}
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}
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_cupsLangPrintf(stderr, _("%s: Warning - content type option ignored."), argv[0]);
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break;
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case '-' : /* Stop processing options */
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if (opt[1] != '\0')
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{
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_cupsLangPrintf(stderr, _("%s: Error - unknown option \"%s\"."), argv[0], argv[i]);
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usage();
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}
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end_options = 1;
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break;
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default :
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_cupsLangPrintf(stderr, _("%s: Error - unknown option \"%c\"."), argv[0], *opt);
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usage();
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}
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}
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}
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else if (!strcmp(argv[i], "-"))
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{
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if (num_files || job_id)
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{
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_cupsLangPrintf(stderr,
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_("%s: Error - cannot print from stdin if files or a "
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"job ID are provided."), argv[0]);
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return (1);
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}
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break;
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}
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else if (num_files < 1000 && job_id == 0)
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{
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/*
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* Print a file...
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*/
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if (access(argv[i], R_OK) != 0)
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{
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_cupsLangPrintf(stderr, _("%s: Error - unable to access \"%s\" - %s"), argv[0], argv[i], strerror(errno));
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return (1);
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}
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files[num_files] = argv[i];
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num_files ++;
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if (title == NULL)
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{
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if ((title = strrchr(argv[i], '/')) != NULL)
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title ++;
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else
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title = argv[i];
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}
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}
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else
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{
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_cupsLangPrintf(stderr, _("%s: Error - too many files - \"%s\"."), argv[0], argv[i]);
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}
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}
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/*
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* See if we are altering an existing job...
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*/
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if (job_id)
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return (set_job_attrs(argv[0], job_id, num_options, options));
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/*
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* See if we have any files to print; if not, print from stdin...
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*/
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if (printer == NULL)
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{
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if ((dest = cupsGetNamedDest(NULL, NULL, NULL)) != NULL)
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{
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printer = dest->name;
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for (j = 0; j < dest->num_options; j ++)
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if (cupsGetOption(dest->options[j].name, num_options, options) == NULL)
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num_options = cupsAddOption(dest->options[j].name,
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dest->options[j].value,
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num_options, &options);
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}
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else if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
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cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
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{
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||
_cupsLangPrintf(stderr,
|
||
_("%s: Error - add '/version=1.1' to server "
|
||
"name."), argv[0]);
|
||
return (1);
|
||
}
|
||
}
|
||
|
||
if (printer == NULL)
|
||
{
|
||
if (!cupsGetNamedDest(NULL, NULL, NULL) && cupsLastError() == IPP_STATUS_ERROR_NOT_FOUND)
|
||
_cupsLangPrintf(stderr, _("%s: Error - %s"), argv[0], cupsLastErrorString());
|
||
else
|
||
_cupsLangPrintf(stderr, _("%s: Error - scheduler not responding."), argv[0]);
|
||
|
||
return (1);
|
||
}
|
||
|
||
if (num_files > 0)
|
||
job_id = cupsPrintFiles(printer, num_files, files, title, num_options, options);
|
||
else if ((job_id = cupsCreateJob(CUPS_HTTP_DEFAULT, printer,
|
||
title ? title : "(stdin)",
|
||
num_options, options)) > 0)
|
||
{
|
||
http_status_t status; /* Write status */
|
||
const char *format; /* Document format */
|
||
ssize_t bytes; /* Bytes read */
|
||
|
||
if (cupsGetOption("raw", num_options, options))
|
||
format = CUPS_FORMAT_RAW;
|
||
else if ((format = cupsGetOption("document-format", num_options,
|
||
options)) == NULL)
|
||
format = CUPS_FORMAT_AUTO;
|
||
|
||
status = cupsStartDocument(CUPS_HTTP_DEFAULT, printer, job_id, NULL,
|
||
format, 1);
|
||
|
||
while (status == HTTP_CONTINUE &&
|
||
(bytes = read(0, buffer, sizeof(buffer))) > 0)
|
||
status = cupsWriteRequestData(CUPS_HTTP_DEFAULT, buffer, (size_t)bytes);
|
||
|
||
if (status != HTTP_CONTINUE)
|
||
{
|
||
_cupsLangPrintf(stderr, _("%s: Error - unable to queue from stdin - %s."),
|
||
argv[0], httpStatus(status));
|
||
cupsFinishDocument(CUPS_HTTP_DEFAULT, printer);
|
||
cupsCancelJob2(CUPS_HTTP_DEFAULT, printer, job_id, 0);
|
||
return (1);
|
||
}
|
||
|
||
if (cupsFinishDocument(CUPS_HTTP_DEFAULT, printer) != IPP_OK)
|
||
{
|
||
_cupsLangPrintf(stderr, "%s: %s", argv[0], cupsLastErrorString());
|
||
cupsCancelJob2(CUPS_HTTP_DEFAULT, printer, job_id, 0);
|
||
return (1);
|
||
}
|
||
}
|
||
|
||
if (job_id < 1)
|
||
{
|
||
_cupsLangPrintf(stderr, "%s: %s", argv[0], cupsLastErrorString());
|
||
return (1);
|
||
}
|
||
else if (!silent)
|
||
_cupsLangPrintf(stdout, _("request id is %s-%d (%d file(s))"),
|
||
printer, job_id, num_files);
|
||
|
||
return (0);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'restart_job()' - Restart a job.
|
||
*/
|
||
|
||
static int /* O - Exit status */
|
||
restart_job(const char *command, /* I - Command name */
|
||
int job_id, /* I - Job ID */
|
||
const char *job_hold_until) /* I - "job-hold-until" value, if any */
|
||
{
|
||
ipp_t *request; /* IPP request */
|
||
char uri[HTTP_MAX_URI]; /* URI for job */
|
||
|
||
|
||
request = ippNewRequest(IPP_RESTART_JOB);
|
||
|
||
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", job_id);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
|
||
"job-uri", NULL, uri);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
|
||
"requesting-user-name", NULL, cupsUser());
|
||
|
||
if (job_hold_until)
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "job-hold-until", NULL, job_hold_until);
|
||
|
||
ippDelete(cupsDoRequest(CUPS_HTTP_DEFAULT, request, "/jobs"));
|
||
|
||
if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
|
||
cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
|
||
{
|
||
_cupsLangPrintf(stderr,
|
||
_("%s: Error - add '/version=1.1' to server "
|
||
"name."), command);
|
||
return (1);
|
||
}
|
||
else if (cupsLastError() > IPP_OK_CONFLICT)
|
||
{
|
||
_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
|
||
return (1);
|
||
}
|
||
|
||
return (0);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'set_job_attrs()' - Set job attributes.
|
||
*/
|
||
|
||
static int /* O - Exit status */
|
||
set_job_attrs(
|
||
const char *command, /* I - Command name */
|
||
int job_id, /* I - Job ID */
|
||
int num_options, /* I - Number of options */
|
||
cups_option_t *options) /* I - Options */
|
||
{
|
||
ipp_t *request; /* IPP request */
|
||
char uri[HTTP_MAX_URI]; /* URI for job */
|
||
|
||
|
||
if (num_options == 0)
|
||
return (0);
|
||
|
||
request = ippNewRequest(IPP_SET_JOB_ATTRIBUTES);
|
||
|
||
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", job_id);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
|
||
"job-uri", NULL, uri);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
|
||
"requesting-user-name", NULL, cupsUser());
|
||
|
||
cupsEncodeOptions(request, num_options, options);
|
||
|
||
ippDelete(cupsDoRequest(CUPS_HTTP_DEFAULT, request, "/jobs"));
|
||
|
||
if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
|
||
cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
|
||
{
|
||
_cupsLangPrintf(stderr,
|
||
_("%s: Error - add '/version=1.1' to server "
|
||
"name."), command);
|
||
return (1);
|
||
}
|
||
else if (cupsLastError() > IPP_OK_CONFLICT)
|
||
{
|
||
_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
|
||
return (1);
|
||
}
|
||
|
||
return (0);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'usage()' - Show program usage and exit.
|
||
*/
|
||
|
||
static void
|
||
usage(void)
|
||
{
|
||
_cupsLangPuts(stdout, _("Usage: lp [options] [--] [file(s)]\n"
|
||
" lp [options] -i id"));
|
||
_cupsLangPuts(stdout, _("Options:"));
|
||
_cupsLangPuts(stdout, _("-c Make a copy of the print file(s)"));
|
||
_cupsLangPuts(stdout, _("-d destination Specify the destination"));
|
||
_cupsLangPuts(stdout, _("-E Encrypt the connection to the server"));
|
||
_cupsLangPuts(stdout, _("-h server[:port] Connect to the named server and port"));
|
||
_cupsLangPuts(stdout, _("-H HH:MM Hold the job until the specified UTC time"));
|
||
_cupsLangPuts(stdout, _("-H hold Hold the job until released/resumed"));
|
||
_cupsLangPuts(stdout, _("-H immediate Print the job as soon as possible"));
|
||
_cupsLangPuts(stdout, _("-H restart Reprint the job"));
|
||
_cupsLangPuts(stdout, _("-H resume Resume a held job"));
|
||
_cupsLangPuts(stdout, _("-i id Specify an existing job ID to modify"));
|
||
_cupsLangPuts(stdout, _("-m Send an email notification when the job completes"));
|
||
_cupsLangPuts(stdout, _("-n num-copies Specify the number of copies to print"));
|
||
_cupsLangPuts(stdout, _("-o option[=value] Specify a printer-specific option"));
|
||
_cupsLangPuts(stdout, _("-o job-sheets=standard Print a banner page with the job"));
|
||
_cupsLangPuts(stdout, _("-o media=size Specify the media size to use"));
|
||
_cupsLangPuts(stdout, _("-o number-up=N Specify that input pages should be printed N-up (1, 2, 4, 6, 9, and 16 are supported)"));
|
||
_cupsLangPuts(stdout, _("-o orientation-requested=N\n"
|
||
" Specify portrait (3) or landscape (4) orientation"));
|
||
_cupsLangPuts(stdout, _("-o print-quality=N Specify the print quality - draft (3), normal (4), or best (5)"));
|
||
_cupsLangPuts(stdout, _("-o sides=one-sided Specify 1-sided printing"));
|
||
_cupsLangPuts(stdout, _("-o sides=two-sided-long-edge\n"
|
||
" Specify 2-sided portrait printing"));
|
||
_cupsLangPuts(stdout, _("-o sides=two-sided-short-edge\n"
|
||
" Specify 2-sided landscape printing"));
|
||
_cupsLangPuts(stdout, _("-P page-list Specify a list of pages to print"));
|
||
_cupsLangPuts(stdout, _("-q priority Specify the priority from low (1) to high (100)"));
|
||
_cupsLangPuts(stdout, _("-s Be silent"));
|
||
_cupsLangPuts(stdout, _("-t title Specify the job title"));
|
||
_cupsLangPuts(stdout, _("-U username Specify the username to use for authentication"));
|
||
|
||
|
||
exit(1);
|
||
}
|