Philip P. Moltmann | 25aee82 | 2016-12-15 12:16:46 -0800 | [diff] [blame] | 1 | /* |
| 2 | * GZIP/raw pre-filter for CUPS. |
| 3 | * |
| 4 | * Copyright 2007-2015 by Apple Inc. |
| 5 | * Copyright 1993-2007 by Easy Software Products. |
| 6 | * |
Haibo Huang | 4c28362 | 2019-12-13 16:47:52 -0800 | [diff] [blame] | 7 | * Licensed under Apache License v2.0. See the file "LICENSE" for more information. |
Philip P. Moltmann | 25aee82 | 2016-12-15 12:16:46 -0800 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | /* |
| 11 | * Include necessary headers... |
| 12 | */ |
| 13 | |
| 14 | #include <cups/cups-private.h> |
| 15 | |
| 16 | |
| 17 | /* |
| 18 | * 'main()' - Copy (and uncompress) files to stdout. |
| 19 | */ |
| 20 | |
| 21 | int /* O - Exit status */ |
| 22 | main(int argc, /* I - Number of command-line arguments */ |
| 23 | char *argv[]) /* I - Command-line arguments */ |
| 24 | { |
| 25 | cups_file_t *fp; /* File */ |
| 26 | char buffer[8192]; /* Data buffer */ |
| 27 | ssize_t bytes; /* Number of bytes read/written */ |
| 28 | int copies; /* Number of copies */ |
| 29 | |
| 30 | |
| 31 | /* |
| 32 | * Check command-line... |
| 33 | */ |
| 34 | |
| 35 | if (argc < 6 || argc > 7) |
| 36 | { |
| 37 | _cupsLangPrintf(stderr, |
| 38 | _("Usage: %s job-id user title copies options [file]"), |
| 39 | argv[0]); |
| 40 | return (1); |
| 41 | } |
| 42 | |
| 43 | /* |
| 44 | * Get the copy count; if we have no final content type, this is a |
| 45 | * raw queue or raw print file, so we need to make copies... |
| 46 | */ |
| 47 | |
| 48 | if (!getenv("FINAL_CONTENT_TYPE")) |
| 49 | copies = atoi(argv[4]); |
| 50 | else |
| 51 | copies = 1; |
| 52 | |
| 53 | /* |
| 54 | * Open the file... |
| 55 | */ |
| 56 | |
| 57 | if (argc == 6) |
| 58 | { |
| 59 | copies = 1; |
| 60 | fp = cupsFileStdin(); |
| 61 | } |
| 62 | else if ((fp = cupsFileOpen(argv[6], "r")) == NULL) |
| 63 | { |
| 64 | fprintf(stderr, "DEBUG: Unable to open \"%s\".\n", argv[6]); |
| 65 | _cupsLangPrintError("ERROR", _("Unable to open print file")); |
| 66 | return (1); |
| 67 | } |
| 68 | |
| 69 | /* |
| 70 | * Copy the file to stdout... |
| 71 | */ |
| 72 | |
| 73 | while (copies > 0) |
| 74 | { |
| 75 | if (!getenv("FINAL_CONTENT_TYPE")) |
| 76 | fputs("PAGE: 1 1\n", stderr); |
| 77 | |
| 78 | cupsFileRewind(fp); |
| 79 | |
| 80 | while ((bytes = cupsFileRead(fp, buffer, sizeof(buffer))) > 0) |
| 81 | if (write(1, buffer, (size_t)bytes) < bytes) |
| 82 | { |
| 83 | _cupsLangPrintFilter(stderr, "ERROR", |
| 84 | _("Unable to write uncompressed print data: %s"), |
| 85 | strerror(errno)); |
| 86 | if (argc == 7) |
| 87 | cupsFileClose(fp); |
| 88 | |
| 89 | return (1); |
| 90 | } |
| 91 | |
| 92 | copies --; |
| 93 | } |
| 94 | |
| 95 | /* |
| 96 | * Close the file and return... |
| 97 | */ |
| 98 | |
| 99 | if (argc == 7) |
| 100 | cupsFileClose(fp); |
| 101 | |
| 102 | return (0); |
| 103 | } |