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bd7854cb | 1 | /* |
2e4ff8af | 2 | * "$Id: tbcp.c 6800 2007-08-16 18:28:44Z mike $" |
bd7854cb | 3 | * |
71e16022 | 4 | * TBCP port monitor for CUPS. |
bd7854cb | 5 | * |
71e16022 | 6 | * Copyright 2007-2010 by Apple Inc. |
bd7854cb | 7 | * Copyright 1993-2006 by Easy Software Products. |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
bc44d920 | 10 | * property of Apple Inc. and are protected by Federal copyright |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
bd7854cb | 14 | * |
15 | * This file is subject to the Apple OS-Developed Software exception. | |
16 | * | |
17 | * Contents: | |
18 | * | |
19 | * main() - Main entry... | |
20 | * psgets() - Get a line from a file. | |
21 | * pswrite() - Write data from a file. | |
22 | */ | |
23 | ||
24 | /* | |
25 | * Include necessary headers... | |
26 | */ | |
27 | ||
0837b7e8 | 28 | #include <cups/cups-private.h> |
aaf19ab0 | 29 | #include <cups/ppd.h> |
bd7854cb | 30 | |
31 | ||
32 | /* | |
33 | * Local functions... | |
34 | */ | |
35 | ||
36 | static char *psgets(char *buf, size_t *bytes, FILE *fp); | |
37 | static size_t pswrite(const char *buf, size_t bytes, FILE *fp); | |
38 | ||
39 | ||
40 | /* | |
41 | * 'main()' - Main entry... | |
42 | */ | |
43 | ||
44 | int /* O - Exit status */ | |
45 | main(int argc, /* I - Number of command-line args */ | |
46 | char *argv[]) /* I - Command-line arguments */ | |
47 | { | |
48 | FILE *fp; /* File to print */ | |
49 | int copies; /* Number of copies left */ | |
50 | char line[1024]; /* Line/buffer from stream/file */ | |
51 | size_t linelen; /* Length of line */ | |
52 | ||
53 | ||
54 | /* | |
55 | * Check command-line... | |
56 | */ | |
57 | ||
58 | if (argc < 6 || argc > 7) | |
59 | { | |
0837b7e8 MS |
60 | _cupsLangPrintf(stderr, |
61 | _("Usage: %s job-id user title copies options [file]"), | |
62 | argv[0]); | |
bd7854cb | 63 | return (1); |
64 | } | |
65 | ||
66 | if (argc == 6) | |
67 | { | |
68 | copies = 1; | |
69 | fp = stdin; | |
70 | } | |
71 | else | |
72 | { | |
73 | copies = atoi(argv[4]); | |
74 | fp = fopen(argv[6], "rb"); | |
75 | ||
76 | if (!fp) | |
77 | { | |
78 | perror(argv[6]); | |
79 | return (1); | |
80 | } | |
81 | } | |
82 | ||
83 | /* | |
84 | * Copy the print file to stdout... | |
85 | */ | |
86 | ||
87 | while (copies > 0) | |
88 | { | |
89 | copies --; | |
90 | ||
91 | /* | |
92 | * Read the first line... | |
93 | */ | |
94 | ||
95 | linelen = sizeof(line); | |
96 | if (psgets(line, &linelen, fp) == NULL) | |
97 | { | |
98 | fputs("ERROR: Empty print file!\n", stderr); | |
99 | return (1); | |
100 | } | |
101 | ||
102 | /* | |
103 | * Handle leading PJL fun... | |
104 | */ | |
105 | ||
106 | if (!strncmp(line, "\033%-12345X", 9) || !strncmp(line, "@PJL ", 5)) | |
107 | { | |
108 | /* | |
109 | * Yup, we have leading PJL fun, so copy it until we hit a line | |
110 | * with "ENTER LANGUAGE"... | |
111 | */ | |
112 | ||
113 | while (strstr(line, "ENTER LANGUAGE") == NULL) | |
114 | { | |
115 | fwrite(line, 1, linelen, stdout); | |
116 | ||
117 | linelen = sizeof(line); | |
118 | if (psgets(line, &linelen, fp) == NULL) | |
119 | break; | |
120 | } | |
121 | } | |
122 | else | |
123 | { | |
124 | /* | |
db1f069b | 125 | * No PJL stuff, just add the UEL... |
bd7854cb | 126 | */ |
127 | ||
db1f069b | 128 | fputs("\033%-12345X", stdout); |
bd7854cb | 129 | } |
130 | ||
131 | /* | |
132 | * Switch to TBCP mode... | |
133 | */ | |
134 | ||
135 | fputs("\001M", stdout); | |
136 | ||
137 | /* | |
138 | * Loop until we see end-of-file... | |
139 | */ | |
140 | ||
141 | while (pswrite(line, linelen, stdout) > 0) | |
142 | { | |
143 | linelen = sizeof(line); | |
144 | if (psgets(line, &linelen, fp) == NULL) | |
145 | break; | |
146 | } | |
147 | ||
148 | fflush(stdout); | |
149 | } | |
150 | ||
151 | return (0); | |
152 | } | |
153 | ||
154 | ||
155 | /* | |
156 | * 'psgets()' - Get a line from a file. | |
157 | * | |
158 | * Note: | |
159 | * | |
160 | * This function differs from the gets() function in that it | |
161 | * handles any combination of CR, LF, or CR LF to end input | |
162 | * lines. | |
163 | */ | |
164 | ||
165 | static char * /* O - String or NULL if EOF */ | |
166 | psgets(char *buf, /* I - Buffer to read into */ | |
167 | size_t *bytes, /* IO - Length of buffer */ | |
168 | FILE *fp) /* I - File to read from */ | |
169 | { | |
170 | char *bufptr; /* Pointer into buffer */ | |
171 | int ch; /* Character from file */ | |
172 | size_t len; /* Max length of string */ | |
173 | ||
174 | ||
175 | len = *bytes - 1; | |
176 | bufptr = buf; | |
177 | ch = EOF; | |
178 | ||
179 | while ((bufptr - buf) < len) | |
180 | { | |
181 | if ((ch = getc(fp)) == EOF) | |
182 | break; | |
183 | ||
184 | if (ch == '\r') | |
185 | { | |
186 | /* | |
187 | * Got a CR; see if there is a LF as well... | |
188 | */ | |
189 | ||
190 | ch = getc(fp); | |
191 | ||
192 | if (ch != EOF && ch != '\n') | |
193 | { | |
194 | ungetc(ch, fp); /* Nope, save it for later... */ | |
195 | ch = '\r'; | |
196 | } | |
197 | else | |
198 | *bufptr++ = '\r'; | |
199 | break; | |
200 | } | |
201 | else if (ch == '\n') | |
202 | break; | |
203 | else | |
204 | *bufptr++ = ch; | |
205 | } | |
206 | ||
207 | /* | |
208 | * Add a trailing newline if it is there... | |
209 | */ | |
210 | ||
211 | if (ch == '\n' || ch == '\r') | |
212 | { | |
213 | if ((bufptr - buf) < len) | |
214 | *bufptr++ = ch; | |
215 | else | |
216 | ungetc(ch, fp); | |
217 | } | |
218 | ||
219 | /* | |
220 | * Nul-terminate the string and return it (or NULL for EOF). | |
221 | */ | |
222 | ||
223 | *bufptr = '\0'; | |
224 | *bytes = bufptr - buf; | |
225 | ||
226 | if (ch == EOF && bufptr == buf) | |
227 | return (NULL); | |
228 | else | |
229 | return (buf); | |
230 | } | |
231 | ||
232 | ||
233 | /* | |
234 | * 'pswrite()' - Write data from a file. | |
235 | */ | |
236 | ||
237 | static size_t /* O - Number of bytes written */ | |
238 | pswrite(const char *buf, /* I - Buffer to write */ | |
239 | size_t bytes, /* I - Bytes to write */ | |
240 | FILE *fp) /* I - File to write to */ | |
241 | { | |
242 | size_t count; /* Remaining bytes */ | |
243 | ||
244 | ||
245 | for (count = bytes; count > 0; count --, buf ++) | |
246 | switch (*buf) | |
247 | { | |
db1f069b MS |
248 | case 0x04 : /* CTRL-D */ |
249 | if (bytes == 1) | |
250 | { | |
251 | /* | |
252 | * Don't quote the last CTRL-D... | |
253 | */ | |
254 | ||
255 | putchar(0x04); | |
256 | break; | |
257 | } | |
258 | ||
bd7854cb | 259 | case 0x01 : /* CTRL-A */ |
260 | case 0x03 : /* CTRL-C */ | |
bd7854cb | 261 | case 0x05 : /* CTRL-E */ |
262 | case 0x11 : /* CTRL-Q */ | |
263 | case 0x13 : /* CTRL-S */ | |
264 | case 0x14 : /* CTRL-T */ | |
265 | case 0x1b : /* CTRL-[ (aka ESC) */ | |
266 | case 0x1c : /* CTRL-\ */ | |
267 | if (putchar(0x01) < 0) | |
268 | return (-1); | |
269 | if (putchar(*buf ^ 0x40) < 0) | |
270 | return (-1); | |
271 | break; | |
272 | ||
273 | default : | |
274 | if (putchar(*buf) < 0) | |
275 | return (-1); | |
276 | break; | |
277 | } | |
278 | ||
279 | return (bytes); | |
280 | } | |
281 | ||
282 | ||
283 | /* | |
2e4ff8af | 284 | * End of "$Id: tbcp.c 6800 2007-08-16 18:28:44Z mike $". |
bd7854cb | 285 | */ |