mirror of https://gitee.com/openkylin/cups.git
517 lines
14 KiB
C
517 lines
14 KiB
C
/*
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* "lpinfo" command for CUPS.
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*
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* Copyright © 2021-2022 by OpenPrinting.
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* Copyright © 2007-2018 by Apple Inc.
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* Copyright © 1997-2006 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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#include <cups/adminutil.h>
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/*
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* Local functions...
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*/
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static void device_cb(const char *device_class, const char *device_id,
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const char *device_info,
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const char *device_make_and_model,
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const char *device_uri, const char *device_location,
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void *user_data);
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static int show_devices(int long_status, int timeout,
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const char *include_schemes,
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const char *exclude_schemes);
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static int show_models(int long_status,
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const char *device_id, const char *language,
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const char *make_model, const char *product,
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const char *include_schemes,
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const char *exclude_schemes);
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static void usage(void) _CUPS_NORETURN;
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/*
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* 'main()' - Parse options and show status information.
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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; /* Looping var */
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int long_status; /* Long listing? */
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const char *opt, /* Option pointer */
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*device_id, /* 1284 device ID */
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*language, /* Language */
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*make_model, /* Make and model */
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*product, /* Product */
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*include_schemes, /* Schemes to include */
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*exclude_schemes; /* Schemes to exclude */
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int timeout; /* Device timeout */
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_cupsSetLocale(argv);
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long_status = 0;
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device_id = NULL;
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language = NULL;
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make_model = NULL;
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product = NULL;
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include_schemes = CUPS_INCLUDE_ALL;
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exclude_schemes = CUPS_EXCLUDE_NONE;
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timeout = CUPS_TIMEOUT_DEFAULT;
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for (i = 1; i < argc; i ++)
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{
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if (!strcmp(argv[i], "--device-id"))
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{
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i ++;
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if (i < argc)
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device_id = argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected 1284 device ID string after \"--device-id\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--device-id=", 12) && argv[i][12])
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{
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device_id = argv[i] + 12;
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}
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else if (!strcmp(argv[i], "--exclude-schemes"))
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{
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i ++;
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if (i < argc)
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exclude_schemes = argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected scheme list after \"--exclude-schemes\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--exclude-schemes=", 18) && argv[i][18])
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{
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exclude_schemes = argv[i] + 18;
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}
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else if (!strcmp(argv[i], "--help"))
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usage();
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else if (!strcmp(argv[i], "--include-schemes"))
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{
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i ++;
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if (i < argc)
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include_schemes = argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected scheme list after \"--include-schemes\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--include-schemes=", 18) && argv[i][18])
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{
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include_schemes = argv[i] + 18;
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}
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else if (!strcmp(argv[i], "--language"))
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{
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i ++;
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if (i < argc)
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language = argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected language after \"--language\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--language=", 11) && argv[i][11])
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{
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language = argv[i] + 11;
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}
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else if (!strcmp(argv[i], "--make-and-model"))
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{
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i ++;
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if (i < argc)
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make_model= argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected make and model after \"--make-and-model\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--make-and-model=", 17) && argv[i][17])
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{
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make_model = argv[i] + 17;
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}
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else if (!strcmp(argv[i], "--product"))
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{
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i ++;
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if (i < argc)
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product = argv[i];
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected product string after \"--product\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--product=", 10) && argv[i][10])
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{
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product = argv[i] + 10;
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}
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else if (!strcmp(argv[i], "--timeout"))
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{
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i ++;
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if (i < argc)
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timeout = atoi(argv[i]);
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else
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{
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_cupsLangPuts(stderr, _("lpinfo: Expected timeout after \"--timeout\"."));
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usage();
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}
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}
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else if (!strncmp(argv[i], "--timeout=", 10) && argv[i][10])
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{
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timeout = atoi(argv[i] + 10);
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}
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else if (argv[i][0] == '-')
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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 'h' : /* Connect to 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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_cupsLangPuts(stderr, _("Error: need hostname after \"-h\" option."));
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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 'l' : /* Show long listing */
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long_status = 1;
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break;
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case 'm' : /* Show models */
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if (show_models(long_status, device_id, language, make_model, product, include_schemes, exclude_schemes))
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return (1);
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break;
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case 'v' : /* Show available devices */
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if (show_devices(long_status, timeout, include_schemes, exclude_schemes))
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return (1);
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break;
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default :
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_cupsLangPrintf(stderr, _("%s: 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
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{
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_cupsLangPrintf(stderr, _("%s: Unknown argument \"%s\"."), argv[0], argv[i]);
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usage();
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}
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}
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return (0);
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}
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/*
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* 'device_cb()' - Device callback.
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*/
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static void
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device_cb(
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const char *device_class, /* I - device-class string */
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const char *device_id, /* I - device-id string */
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const char *device_info, /* I - device-info string */
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const char *device_make_and_model, /* I - device-make-and-model string */
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const char *device_uri, /* I - device-uri string */
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const char *device_location, /* I - device-location string */
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void *user_data) /* I - User data */
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{
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int *long_status; /* Show verbose info? */
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/*
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* Display the device...
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*/
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long_status = (int *)user_data;
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if (*long_status)
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{
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_cupsLangPrintf(stdout,
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_("Device: uri = %s\n"
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" class = %s\n"
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" info = %s\n"
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" make-and-model = %s\n"
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" device-id = %s\n"
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" location = %s"),
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device_uri, device_class, device_info,
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device_make_and_model, device_id, device_location);
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}
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else
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_cupsLangPrintf(stdout, "%s %s", device_class, device_uri);
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}
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/*
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* 'show_devices()' - Show available devices.
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*/
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static int /* O - 0 on success, 1 on failure */
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show_devices(
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int long_status, /* I - Long status report? */
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int timeout, /* I - Timeout */
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const char *include_schemes, /* I - List of schemes to include */
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const char *exclude_schemes) /* I - List of schemes to exclude */
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{
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if (cupsGetDevices(CUPS_HTTP_DEFAULT, timeout, include_schemes,
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exclude_schemes, device_cb, &long_status) != IPP_OK)
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{
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_cupsLangPrintf(stderr, "lpinfo: %s", cupsLastErrorString());
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return (1);
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}
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return (0);
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}
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/*
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* 'show_models()' - Show available PPDs.
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*/
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static int /* O - 0 on success, 1 on failure */
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show_models(
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int long_status, /* I - Long status report? */
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const char *device_id, /* I - 1284 device ID */
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const char *language, /* I - Language */
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const char *make_model, /* I - Make and model */
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const char *product, /* I - Product */
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const char *include_schemes, /* I - List of schemes to include */
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const char *exclude_schemes) /* I - List of schemes to exclude */
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{
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ipp_t *request, /* IPP Request */
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*response; /* IPP Response */
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ipp_attribute_t *attr; /* Current attribute */
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const char *ppd_device_id, /* Pointer to ppd-device-id */
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*ppd_language, /* Pointer to ppd-natural-language */
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*ppd_make_model, /* Pointer to ppd-make-and-model */
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*ppd_name; /* Pointer to ppd-name */
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cups_option_t option; /* in/exclude-schemes option */
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/*
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* Build a CUPS_GET_PPDS request...
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*/
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request = ippNewRequest(CUPS_GET_PPDS);
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if (device_id)
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ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_TEXT, "ppd-device-id",
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NULL, device_id);
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if (language)
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ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE, "ppd-language",
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NULL, language);
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if (make_model)
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ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_TEXT, "ppd-make-and-model",
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NULL, make_model);
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if (product)
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ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_TEXT, "ppd-product",
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NULL, product);
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if (include_schemes)
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{
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option.name = "include-schemes";
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option.value = (char *)include_schemes;
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cupsEncodeOptions2(request, 1, &option, IPP_TAG_OPERATION);
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}
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if (exclude_schemes)
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{
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option.name = "exclude-schemes";
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option.value = (char *)exclude_schemes;
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cupsEncodeOptions2(request, 1, &option, IPP_TAG_OPERATION);
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}
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/*
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* Do the request and get back a response...
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*/
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if ((response = cupsDoRequest(CUPS_HTTP_DEFAULT, request, "/")) != NULL)
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{
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/*
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* Loop through the device list and display them...
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*/
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if (response->request.status.status_code > IPP_OK_CONFLICT)
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{
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_cupsLangPrintf(stderr, "lpinfo: %s", cupsLastErrorString());
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ippDelete(response);
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return (1);
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}
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for (attr = response->attrs; attr != NULL; attr = attr->next)
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{
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/*
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* Skip leading attributes until we hit a PPD...
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*/
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while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
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attr = attr->next;
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if (attr == NULL)
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break;
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/*
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* Pull the needed attributes from this PPD...
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*/
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ppd_device_id = "NONE";
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ppd_language = NULL;
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ppd_make_model = NULL;
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ppd_name = NULL;
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while (attr != NULL && attr->group_tag == IPP_TAG_PRINTER)
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{
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if (!strcmp(attr->name, "ppd-device-id") &&
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attr->value_tag == IPP_TAG_TEXT)
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ppd_device_id = attr->values[0].string.text;
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else if (!strcmp(attr->name, "ppd-natural-language") &&
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attr->value_tag == IPP_TAG_LANGUAGE)
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ppd_language = attr->values[0].string.text;
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else if (!strcmp(attr->name, "ppd-make-and-model") &&
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attr->value_tag == IPP_TAG_TEXT)
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ppd_make_model = attr->values[0].string.text;
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else if (!strcmp(attr->name, "ppd-name") &&
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attr->value_tag == IPP_TAG_NAME)
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ppd_name = attr->values[0].string.text;
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attr = attr->next;
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}
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/*
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* See if we have everything needed...
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*/
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if (ppd_language == NULL || ppd_make_model == NULL || ppd_name == NULL)
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{
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if (attr == NULL)
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break;
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else
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continue;
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}
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/*
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* Display the device...
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*/
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if (long_status)
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{
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_cupsLangPrintf(stdout,
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_("Model: name = %s\n"
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" natural_language = %s\n"
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" make-and-model = %s\n"
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" device-id = %s"),
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ppd_name, ppd_language, ppd_make_model, ppd_device_id);
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}
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else
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_cupsLangPrintf(stdout, "%s %s", ppd_name, ppd_make_model);
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if (attr == NULL)
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break;
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}
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ippDelete(response);
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/*
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* Show the "everywhere" model, which is handled by the lpadmin command...
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*/
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if ((!include_schemes || strstr(include_schemes, "everywhere")) && (!exclude_schemes || !strstr(exclude_schemes, "everywhere")))
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{
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if (long_status)
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{
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_cupsLangPrintf(stdout,
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_("Model: name = %s\n"
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" natural_language = %s\n"
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" make-and-model = %s\n"
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" device-id = %s"),
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"everywhere", cupsLangDefault()->language, "IPP Everywhere™", "CMD:PwgRaster");
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}
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else
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_cupsLangPuts(stdout, "everywhere IPP Everywhere");
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}
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}
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else
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{
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_cupsLangPrintf(stderr, "lpinfo: %s", cupsLastErrorString());
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return (1);
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}
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return (0);
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}
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/*
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* 'usage()' - Show program usage and exit.
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*/
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static void
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usage(void)
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{
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_cupsLangPuts(stdout, _("Usage: lpinfo [options] -m\n"
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" lpinfo [options] -v"));
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_cupsLangPuts(stdout, _("Options:"));
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_cupsLangPuts(stdout, _("-E Encrypt the connection to the server"));
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_cupsLangPuts(stdout, _("-h server[:port] Connect to the named server and port"));
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_cupsLangPuts(stdout, _("-l Show verbose (long) output"));
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_cupsLangPuts(stdout, _("-m Show models"));
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_cupsLangPuts(stdout, _("-U username Specify the username to use for authentication"));
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_cupsLangPuts(stdout, _("-v Show devices"));
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_cupsLangPuts(stdout, _("--device-id device-id Show models matching the given IEEE 1284 device ID"));
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_cupsLangPuts(stdout, _("--exclude-schemes scheme-list\n"
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" Exclude the specified URI schemes"));
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_cupsLangPuts(stdout, _("--include-schemes scheme-list\n"
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" Include only the specified URI schemes"));
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_cupsLangPuts(stdout, _("--language locale Show models matching the given locale"));
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_cupsLangPuts(stdout, _("--make-and-model name Show models matching the given make and model name"));
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_cupsLangPuts(stdout, _("--product name Show models matching the given PostScript product"));
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_cupsLangPuts(stdout, _("--timeout seconds Specify the maximum number of seconds to discover devices"));
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exit(1);
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}
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