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Commit | Line | Data |
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ef416fc2 | 1 | /* |
503b54c9 | 2 | * USB printer backend for CUPS. |
ef416fc2 | 3 | * |
503b54c9 MS |
4 | * Copyright 2007-2012 by Apple Inc. |
5 | * Copyright 1997-2007 by Easy Software Products, all rights reserved. | |
ef416fc2 | 6 | * |
503b54c9 MS |
7 | * These coded instructions, statements, and computer programs are the |
8 | * property of Apple Inc. and are protected by Federal copyright | |
9 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
10 | * "LICENSE" which should have been included with this file. If this | |
11 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
ef416fc2 | 12 | */ |
13 | ||
14 | /* | |
15 | * Include necessary headers. | |
16 | */ | |
17 | ||
18 | #ifdef __APPLE__ | |
19 | /* A header order dependency requires this be first */ | |
20 | # include <ApplicationServices/ApplicationServices.h> | |
21 | #endif /* __APPLE__ */ | |
22 | ||
75bd9771 | 23 | #include "backend-private.h" |
ef416fc2 | 24 | |
25 | #ifdef WIN32 | |
26 | # include <io.h> | |
27 | #else | |
28 | # include <unistd.h> | |
29 | # include <fcntl.h> | |
30 | # include <termios.h> | |
31 | #endif /* WIN32 */ | |
32 | ||
33 | ||
34 | /* | |
35 | * Local functions... | |
36 | */ | |
37 | ||
38 | void list_devices(void); | |
39 | int print_device(const char *uri, const char *hostname, | |
db1f069b | 40 | const char *resource, char *options, |
ed486911 | 41 | int print_fd, int copies, int argc, char *argv[]); |
ef416fc2 | 42 | |
43 | ||
44 | /* | |
45 | * Include the vendor-specific USB implementation... | |
46 | */ | |
47 | ||
12f89d24 | 48 | #ifdef HAVE_LIBUSB |
75bd9771 MS |
49 | # include "usb-libusb.c" |
50 | #elif defined(__APPLE__) | |
ef416fc2 | 51 | # include "usb-darwin.c" |
2e4ff8af | 52 | #elif defined(__linux) || defined(__sun) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__) |
ef416fc2 | 53 | # include "usb-unix.c" |
54 | #else | |
55 | /* | |
56 | * Use dummy functions that do nothing on unsupported platforms... | |
57 | * These can be used as templates for implementing USB printing on new | |
58 | * platforms... | |
59 | */ | |
60 | ||
61 | /* | |
62 | * 'list_devices()' - List all available USB devices to stdout. | |
63 | */ | |
64 | ||
65 | void | |
66 | list_devices(void) | |
67 | { | |
68 | /* | |
69 | * Don't have any devices to list... Use output of the form: | |
70 | * | |
71 | * direct usb:/make/model?serial=foo "Make Model" "USB Printer" | |
72 | * | |
73 | * Note that "Hewlett Packard" or any other variation MUST be mapped to | |
74 | * "HP" for compatibility with the PPD and ICC specs. | |
75 | */ | |
76 | } | |
77 | ||
78 | ||
79 | /* | |
80 | * 'print_device()' - Print a file to a USB device. | |
81 | */ | |
82 | ||
83 | int /* O - Exit status */ | |
84 | print_device(const char *uri, /* I - Device URI */ | |
85 | const char *hostname, /* I - Hostname/manufacturer */ | |
86 | const char *resource, /* I - Resource/modelname */ | |
db1f069b | 87 | char *options, /* I - Device options/serial number */ |
ed486911 | 88 | int print_fd, /* I - File descriptor to print */ |
e53920b9 | 89 | int copies, /* I - Copies to print */ |
90 | int argc, /* I - Number of command-line arguments (6 or 7) */ | |
91 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 92 | { |
93 | /* | |
94 | * Can't print, so just reference the arguments to eliminate compiler | |
95 | * warnings and return and exit status of 1. Normally you would use the | |
96 | * arguments to send a file to the printer and return 0 if everything | |
97 | * worked OK and non-zero if there was an error. | |
98 | */ | |
99 | ||
100 | (void)uri; | |
101 | (void)hostname; | |
102 | (void)resource; | |
103 | (void)options; | |
ed486911 | 104 | (void)print_fd; |
ef416fc2 | 105 | (void)copies; |
e53920b9 | 106 | (void)argc; |
107 | (void)argv; | |
ef416fc2 | 108 | |
109 | return (CUPS_BACKEND_FAILED); | |
110 | } | |
12f89d24 | 111 | #endif /* HAVE_LIBUSB */ |
ef416fc2 | 112 | |
113 | ||
114 | /* | |
115 | * 'main()' - Send a file to the specified USB port. | |
116 | * | |
117 | * Usage: | |
118 | * | |
119 | * printer-uri job-id user title copies options [file] | |
120 | */ | |
121 | ||
122 | int /* O - Exit status */ | |
123 | main(int argc, /* I - Number of command-line arguments (6 or 7) */ | |
124 | char *argv[]) /* I - Command-line arguments */ | |
125 | { | |
ed486911 | 126 | int print_fd; /* Print file */ |
ef416fc2 | 127 | int copies; /* Number of copies to print */ |
128 | int status; /* Exit status */ | |
129 | int port; /* Port number (not used) */ | |
130 | const char *uri; /* Device URI */ | |
131 | char method[255], /* Method in URI */ | |
132 | hostname[1024], /* Hostname */ | |
133 | username[255], /* Username info (not used) */ | |
134 | resource[1024], /* Resource info (device and options) */ | |
135 | *options; /* Pointer to options */ | |
136 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
137 | struct sigaction action; /* Actions for POSIX signals */ | |
138 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
139 | ||
140 | ||
141 | /* | |
142 | * Make sure status messages are not buffered... | |
143 | */ | |
144 | ||
145 | setbuf(stderr, NULL); | |
146 | ||
147 | /* | |
148 | * Ignore SIGPIPE signals... | |
149 | */ | |
150 | ||
151 | #ifdef HAVE_SIGSET | |
152 | sigset(SIGPIPE, SIG_IGN); | |
153 | #elif defined(HAVE_SIGACTION) | |
154 | memset(&action, 0, sizeof(action)); | |
155 | action.sa_handler = SIG_IGN; | |
156 | sigaction(SIGPIPE, &action, NULL); | |
157 | #else | |
158 | signal(SIGPIPE, SIG_IGN); | |
159 | #endif /* HAVE_SIGSET */ | |
160 | ||
161 | /* | |
162 | * Check command-line... | |
163 | */ | |
164 | ||
165 | if (argc == 1) | |
166 | { | |
167 | list_devices(); | |
168 | return (CUPS_BACKEND_OK); | |
169 | } | |
170 | else if (argc < 6 || argc > 7) | |
171 | { | |
db1f069b | 172 | _cupsLangPrintf(stderr, |
0837b7e8 | 173 | _("Usage: %s job-id user title copies options [file]"), |
db1f069b | 174 | argv[0]); |
ef416fc2 | 175 | return (CUPS_BACKEND_FAILED); |
176 | } | |
177 | ||
178 | /* | |
179 | * Extract the device name and options from the URI... | |
180 | */ | |
181 | ||
a4d04587 | 182 | uri = cupsBackendDeviceURI(argv); |
ef416fc2 | 183 | |
a4d04587 | 184 | if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, |
185 | method, sizeof(method), username, sizeof(username), | |
186 | hostname, sizeof(hostname), &port, | |
187 | resource, sizeof(resource)) < HTTP_URI_OK) | |
ef416fc2 | 188 | { |
0837b7e8 MS |
189 | _cupsLangPrintFilter(stderr, "ERROR", |
190 | _("No device URI found in argv[0] or in DEVICE_URI " | |
191 | "environment variable.")); | |
ef416fc2 | 192 | return (1); |
193 | } | |
194 | ||
ef416fc2 | 195 | /* |
196 | * See if there are any options... | |
197 | */ | |
198 | ||
199 | if ((options = strchr(resource, '?')) != NULL) | |
200 | { | |
201 | /* | |
202 | * Yup, terminate the device name string and move to the first | |
203 | * character of the options... | |
204 | */ | |
205 | ||
206 | *options++ = '\0'; | |
207 | } | |
208 | ||
209 | /* | |
210 | * If we have 7 arguments, print the file named on the command-line. | |
211 | * Otherwise, send stdin instead... | |
212 | */ | |
213 | ||
214 | if (argc == 6) | |
215 | { | |
ed486911 | 216 | print_fd = 0; |
217 | copies = 1; | |
ef416fc2 | 218 | } |
219 | else | |
220 | { | |
221 | /* | |
222 | * Try to open the print file... | |
223 | */ | |
224 | ||
ed486911 | 225 | if ((print_fd = open(argv[6], O_RDONLY)) < 0) |
ef416fc2 | 226 | { |
0837b7e8 | 227 | _cupsLangPrintError("ERROR", _("Unable to open print file")); |
ef416fc2 | 228 | return (CUPS_BACKEND_FAILED); |
229 | } | |
230 | ||
231 | copies = atoi(argv[4]); | |
232 | } | |
233 | ||
234 | /* | |
235 | * Finally, send the print file... | |
236 | */ | |
237 | ||
ed486911 | 238 | status = print_device(uri, hostname, resource, options, print_fd, copies, |
239 | argc, argv); | |
ef416fc2 | 240 | |
241 | /* | |
242 | * Close the input file and return... | |
243 | */ | |
244 | ||
ed486911 | 245 | if (print_fd != 0) |
246 | close(print_fd); | |
ef416fc2 | 247 | |
248 | return (status); | |
249 | } |