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Commit | Line | Data |
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ef416fc2 | 1 | /* |
83bc2aac MS |
2 | * User, system, and password routines for CUPS. |
3 | * | |
53af7f21 | 4 | * Copyright 2007-2017 by Apple Inc. |
83bc2aac MS |
5 | * Copyright 1997-2006 by Easy Software Products. |
6 | * | |
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 | * which should have been included with this file. If this file is | |
57b7b66b | 11 | * missing or damaged, see the license at "http://www.cups.org/". |
83bc2aac MS |
12 | * |
13 | * This file is subject to the Apple OS-Developed Software exception. | |
ef416fc2 | 14 | */ |
15 | ||
16 | /* | |
17 | * Include necessary headers... | |
18 | */ | |
19 | ||
71e16022 | 20 | #include "cups-private.h" |
ef416fc2 | 21 | #include <stdlib.h> |
e00b005a | 22 | #include <sys/stat.h> |
ef416fc2 | 23 | #ifdef WIN32 |
24 | # include <windows.h> | |
5a6b583a MS |
25 | #else |
26 | # include <pwd.h> | |
dcb445bc | 27 | # include <termios.h> |
db8b865d | 28 | # include <sys/utsname.h> |
ef416fc2 | 29 | #endif /* WIN32 */ |
30 | ||
31 | ||
dcb445bc MS |
32 | /* |
33 | * Local constants... | |
34 | */ | |
35 | ||
08d56b1f MS |
36 | #ifdef __APPLE__ |
37 | # define kCUPSPrintingPrefs CFSTR("org.cups.PrintingPrefs") | |
38 | # define kAllowAnyRootKey CFSTR("AllowAnyRoot") | |
39 | # define kAllowExpiredCertsKey CFSTR("AllowExpiredCerts") | |
40 | # define kEncryptionKey CFSTR("Encryption") | |
41 | # define kGSSServiceNameKey CFSTR("GSSServiceName") | |
42 | # define kSSLOptionsKey CFSTR("SSLOptions") | |
43 | # define kTrustOnFirstUseKey CFSTR("TrustOnFirstUse") | |
44 | # define kValidateCertsKey CFSTR("ValidateCerts") | |
45 | #endif /* __APPLE__ */ | |
46 | ||
dcb445bc MS |
47 | #define _CUPS_PASSCHAR '*' /* Character that is echoed for password */ |
48 | ||
49 | ||
3abb875b MS |
50 | /* |
51 | * Local types... | |
52 | */ | |
53 | ||
54 | typedef struct _cups_client_conf_s /**** client.conf config data ****/ | |
55 | { | |
56 | #ifdef HAVE_SSL | |
8f1fbdec MS |
57 | int ssl_options, /* SSLOptions values */ |
58 | ssl_min_version,/* Minimum SSL/TLS version */ | |
59 | ssl_max_version;/* Maximum SSL/TLS version */ | |
3abb875b | 60 | #endif /* HAVE_SSL */ |
08d56b1f MS |
61 | int trust_first, /* Trust on first use? */ |
62 | any_root, /* Allow any (e.g., self-signed) root */ | |
3abb875b MS |
63 | expired_certs, /* Allow expired certs */ |
64 | validate_certs; /* Validate certificates */ | |
65 | http_encryption_t encryption; /* Encryption setting */ | |
66 | char user[65], /* User name */ | |
67 | server_name[256]; | |
68 | /* Server hostname */ | |
69 | #ifdef HAVE_GSSAPI | |
70 | char gss_service_name[32]; | |
71 | /* Kerberos service name */ | |
72 | #endif /* HAVE_GSSAPI */ | |
73 | } _cups_client_conf_t; | |
74 | ||
75 | ||
b423cd4c | 76 | /* |
77 | * Local functions... | |
78 | */ | |
79 | ||
08d56b1f MS |
80 | #ifdef __APPLE__ |
81 | static int cups_apple_get_boolean(CFStringRef key, int *value); | |
82 | static int cups_apple_get_string(CFStringRef key, char *value, size_t valsize); | |
83 | #endif /* __APPLE__ */ | |
84 | static int cups_boolean_value(const char *value); | |
3abb875b MS |
85 | static void cups_finalize_client_conf(_cups_client_conf_t *cc); |
86 | static void cups_init_client_conf(_cups_client_conf_t *cc); | |
87 | static void cups_read_client_conf(cups_file_t *fp, _cups_client_conf_t *cc); | |
4b9daaf4 | 88 | static void cups_set_default_ipp_port(_cups_globals_t *cg); |
3abb875b | 89 | static void cups_set_encryption(_cups_client_conf_t *cc, const char *value); |
07ed0e9a | 90 | #ifdef HAVE_GSSAPI |
3abb875b | 91 | static void cups_set_gss_service_name(_cups_client_conf_t *cc, const char *value); |
07ed0e9a | 92 | #endif /* HAVE_GSSAPI */ |
3abb875b MS |
93 | static void cups_set_server_name(_cups_client_conf_t *cc, const char *value); |
94 | #ifdef HAVE_SSL | |
95 | static void cups_set_ssl_options(_cups_client_conf_t *cc, const char *value); | |
96 | #endif /* HAVE_SSL */ | |
97 | static void cups_set_user(_cups_client_conf_t *cc, const char *value); | |
b423cd4c | 98 | |
99 | ||
ef416fc2 | 100 | /* |
5a6b583a | 101 | * 'cupsEncryption()' - Get the current encryption settings. |
ef416fc2 | 102 | * |
103 | * The default encryption setting comes from the CUPS_ENCRYPTION | |
568fa3fa | 104 | * environment variable, then the ~/.cups/client.conf file, and finally the |
ef416fc2 | 105 | * /etc/cups/client.conf file. If not set, the default is |
cb7f98ee | 106 | * @code HTTP_ENCRYPTION_IF_REQUESTED@. |
5a6b583a MS |
107 | * |
108 | * Note: The current encryption setting is tracked separately for each thread | |
109 | * in a program. Multi-threaded programs that override the setting via the | |
110 | * @link cupsSetEncryption@ function need to do so in each thread for the same | |
111 | * setting to be used. | |
ef416fc2 | 112 | */ |
113 | ||
114 | http_encryption_t /* O - Encryption settings */ | |
115 | cupsEncryption(void) | |
116 | { | |
ef416fc2 | 117 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
118 | ||
119 | ||
ef416fc2 | 120 | if (cg->encryption == (http_encryption_t)-1) |
e07d4801 | 121 | _cupsSetDefaults(); |
ef416fc2 | 122 | |
123 | return (cg->encryption); | |
124 | } | |
125 | ||
126 | ||
127 | /* | |
128 | * 'cupsGetPassword()' - Get a password from the user. | |
129 | * | |
5a738aea | 130 | * Uses the current password callback function. Returns @code NULL@ if the |
ecdc0628 | 131 | * user does not provide a password. |
5a6b583a MS |
132 | * |
133 | * Note: The current password callback function is tracked separately for each | |
134 | * thread in a program. Multi-threaded programs that override the setting via | |
135 | * the @link cupsSetPasswordCB@ or @link cupsSetPasswordCB2@ functions need to | |
136 | * do so in each thread for the same function to be used. | |
53af7f21 MS |
137 | * |
138 | * @exclude all@ | |
ef416fc2 | 139 | */ |
140 | ||
141 | const char * /* O - Password */ | |
142 | cupsGetPassword(const char *prompt) /* I - Prompt string */ | |
143 | { | |
f11a948a MS |
144 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
145 | ||
146 | ||
147 | return ((cg->password_cb)(prompt, NULL, NULL, NULL, cg->password_data)); | |
148 | } | |
149 | ||
150 | ||
151 | /* | |
98d88c8d | 152 | * 'cupsGetPassword2()' - Get a password from the user using the current |
5a6b583a | 153 | * password callback. |
f11a948a MS |
154 | * |
155 | * Uses the current password callback function. Returns @code NULL@ if the | |
156 | * user does not provide a password. | |
157 | * | |
5a6b583a MS |
158 | * Note: The current password callback function is tracked separately for each |
159 | * thread in a program. Multi-threaded programs that override the setting via | |
98d88c8d MS |
160 | * the @link cupsSetPasswordCB2@ function need to do so in each thread for the |
161 | * same function to be used. | |
5a6b583a | 162 | * |
8072030b | 163 | * @since CUPS 1.4/macOS 10.6@ |
f11a948a MS |
164 | */ |
165 | ||
166 | const char * /* O - Password */ | |
167 | cupsGetPassword2(const char *prompt, /* I - Prompt string */ | |
168 | http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */ | |
169 | const char *method, /* I - Request method ("GET", "POST", "PUT") */ | |
170 | const char *resource) /* I - Resource path */ | |
171 | { | |
172 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
173 | ||
174 | ||
175 | if (!http) | |
176 | http = _cupsConnect(); | |
177 | ||
178 | return ((cg->password_cb)(prompt, http, method, resource, cg->password_data)); | |
ef416fc2 | 179 | } |
180 | ||
181 | ||
ef416fc2 | 182 | /* |
5a6b583a MS |
183 | * 'cupsServer()' - Return the hostname/address of the current server. |
184 | * | |
185 | * The default server comes from the CUPS_SERVER environment variable, then the | |
186 | * ~/.cups/client.conf file, and finally the /etc/cups/client.conf file. If not | |
187 | * set, the default is the local system - either "localhost" or a domain socket | |
188 | * path. | |
ef416fc2 | 189 | * |
5a6b583a MS |
190 | * The returned value can be a fully-qualified hostname, a numeric IPv4 or IPv6 |
191 | * address, or a domain socket pathname. | |
192 | * | |
193 | * Note: The current server is tracked separately for each thread in a program. | |
194 | * Multi-threaded programs that override the server via the | |
195 | * @link cupsSetServer@ function need to do so in each thread for the same | |
196 | * server to be used. | |
ef416fc2 | 197 | */ |
198 | ||
199 | const char * /* O - Server name */ | |
200 | cupsServer(void) | |
201 | { | |
ef416fc2 | 202 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
203 | ||
204 | ||
ef416fc2 | 205 | if (!cg->server[0]) |
e07d4801 | 206 | _cupsSetDefaults(); |
ef416fc2 | 207 | |
e07d4801 MS |
208 | return (cg->server); |
209 | } | |
ef416fc2 | 210 | |
d09495fa | 211 | |
7cf5915e MS |
212 | /* |
213 | * 'cupsSetClientCertCB()' - Set the client certificate callback. | |
214 | * | |
215 | * Pass @code NULL@ to restore the default callback. | |
216 | * | |
217 | * Note: The current certificate callback is tracked separately for each thread | |
218 | * in a program. Multi-threaded programs that override the callback need to do | |
219 | * so in each thread for the same callback to be used. | |
220 | * | |
8072030b | 221 | * @since CUPS 1.5/macOS 10.7@ |
7cf5915e MS |
222 | */ |
223 | ||
224 | void | |
225 | cupsSetClientCertCB( | |
226 | cups_client_cert_cb_t cb, /* I - Callback function */ | |
227 | void *user_data) /* I - User data pointer */ | |
228 | { | |
229 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
230 | ||
231 | ||
232 | cg->client_cert_cb = cb; | |
233 | cg->client_cert_data = user_data; | |
234 | } | |
235 | ||
236 | ||
237 | /* | |
238 | * 'cupsSetCredentials()' - Set the default credentials to be used for SSL/TLS | |
239 | * connections. | |
240 | * | |
241 | * Note: The default credentials are tracked separately for each thread in a | |
242 | * program. Multi-threaded programs that override the setting need to do so in | |
243 | * each thread for the same setting to be used. | |
244 | * | |
8072030b | 245 | * @since CUPS 1.5/macOS 10.7@ |
7cf5915e MS |
246 | */ |
247 | ||
248 | int /* O - Status of call (0 = success) */ | |
249 | cupsSetCredentials( | |
250 | cups_array_t *credentials) /* I - Array of credentials */ | |
251 | { | |
252 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
253 | ||
254 | ||
255 | if (cupsArrayCount(credentials) < 1) | |
256 | return (-1); | |
257 | ||
7d5824d6 | 258 | #ifdef HAVE_SSL |
7cf5915e | 259 | _httpFreeCredentials(cg->tls_credentials); |
85dda01c | 260 | cg->tls_credentials = _httpCreateCredentials(credentials); |
7d5824d6 | 261 | #endif /* HAVE_SSL */ |
7cf5915e MS |
262 | |
263 | return (cg->tls_credentials ? 0 : -1); | |
264 | } | |
265 | ||
266 | ||
e07d4801 MS |
267 | /* |
268 | * 'cupsSetEncryption()' - Set the encryption preference. | |
5a6b583a MS |
269 | * |
270 | * The default encryption setting comes from the CUPS_ENCRYPTION | |
271 | * environment variable, then the ~/.cups/client.conf file, and finally the | |
272 | * /etc/cups/client.conf file. If not set, the default is | |
cb7f98ee | 273 | * @code HTTP_ENCRYPTION_IF_REQUESTED@. |
5a6b583a MS |
274 | * |
275 | * Note: The current encryption setting is tracked separately for each thread | |
276 | * in a program. Multi-threaded programs that override the setting need to do | |
277 | * so in each thread for the same setting to be used. | |
e07d4801 | 278 | */ |
ef416fc2 | 279 | |
e07d4801 MS |
280 | void |
281 | cupsSetEncryption(http_encryption_t e) /* I - New encryption preference */ | |
282 | { | |
283 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
ef416fc2 | 284 | |
ef416fc2 | 285 | |
e07d4801 | 286 | cg->encryption = e; |
ef416fc2 | 287 | |
e07d4801 MS |
288 | if (cg->http) |
289 | httpEncryption(cg->http, e); | |
ef416fc2 | 290 | } |
291 | ||
292 | ||
293 | /* | |
294 | * 'cupsSetPasswordCB()' - Set the password callback for CUPS. | |
295 | * | |
5a6b583a MS |
296 | * Pass @code NULL@ to restore the default (console) password callback, which |
297 | * reads the password from the console. Programs should call either this | |
298 | * function or @link cupsSetPasswordCB2@, as only one callback can be registered | |
299 | * by a program per thread. | |
300 | * | |
301 | * Note: The current password callback is tracked separately for each thread | |
302 | * in a program. Multi-threaded programs that override the callback need to do | |
303 | * so in each thread for the same callback to be used. | |
53af7f21 MS |
304 | * |
305 | * @exclude all@ | |
ef416fc2 | 306 | */ |
307 | ||
308 | void | |
309 | cupsSetPasswordCB(cups_password_cb_t cb)/* I - Callback function */ | |
310 | { | |
311 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
312 | ||
313 | ||
f11a948a MS |
314 | if (cb == (cups_password_cb_t)0) |
315 | cg->password_cb = (cups_password_cb2_t)_cupsGetPassword; | |
316 | else | |
317 | cg->password_cb = (cups_password_cb2_t)cb; | |
318 | ||
319 | cg->password_data = NULL; | |
320 | } | |
321 | ||
322 | ||
323 | /* | |
324 | * 'cupsSetPasswordCB2()' - Set the advanced password callback for CUPS. | |
325 | * | |
5a6b583a MS |
326 | * Pass @code NULL@ to restore the default (console) password callback, which |
327 | * reads the password from the console. Programs should call either this | |
328 | * function or @link cupsSetPasswordCB2@, as only one callback can be registered | |
329 | * by a program per thread. | |
330 | * | |
331 | * Note: The current password callback is tracked separately for each thread | |
332 | * in a program. Multi-threaded programs that override the callback need to do | |
333 | * so in each thread for the same callback to be used. | |
f11a948a | 334 | * |
8072030b | 335 | * @since CUPS 1.4/macOS 10.6@ |
f11a948a MS |
336 | */ |
337 | ||
338 | void | |
339 | cupsSetPasswordCB2( | |
340 | cups_password_cb2_t cb, /* I - Callback function */ | |
341 | void *user_data) /* I - User data pointer */ | |
342 | { | |
343 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
344 | ||
345 | ||
346 | if (cb == (cups_password_cb2_t)0) | |
347 | cg->password_cb = (cups_password_cb2_t)_cupsGetPassword; | |
ef416fc2 | 348 | else |
349 | cg->password_cb = cb; | |
f11a948a MS |
350 | |
351 | cg->password_data = user_data; | |
ef416fc2 | 352 | } |
353 | ||
354 | ||
355 | /* | |
5a6b583a | 356 | * 'cupsSetServer()' - Set the default server name and port. |
ef416fc2 | 357 | * |
358 | * The "server" string can be a fully-qualified hostname, a numeric | |
5a6b583a MS |
359 | * IPv4 or IPv6 address, or a domain socket pathname. Hostnames and numeric IP |
360 | * addresses can be optionally followed by a colon and port number to override | |
361 | * the default port 631, e.g. "hostname:8631". Pass @code NULL@ to restore the | |
362 | * default server name and port. | |
363 | * | |
364 | * Note: The current server is tracked separately for each thread in a program. | |
365 | * Multi-threaded programs that override the server need to do so in each | |
366 | * thread for the same server to be used. | |
ef416fc2 | 367 | */ |
368 | ||
369 | void | |
370 | cupsSetServer(const char *server) /* I - Server name */ | |
371 | { | |
0cb67df3 MS |
372 | char *options, /* Options */ |
373 | *port; /* Pointer to port */ | |
ef416fc2 | 374 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
375 | ||
376 | ||
377 | if (server) | |
378 | { | |
379 | strlcpy(cg->server, server, sizeof(cg->server)); | |
380 | ||
0cb67df3 MS |
381 | if (cg->server[0] != '/' && (options = strrchr(cg->server, '/')) != NULL) |
382 | { | |
383 | *options++ = '\0'; | |
384 | ||
385 | if (!strcmp(options, "version=1.0")) | |
386 | cg->server_version = 10; | |
387 | else if (!strcmp(options, "version=1.1")) | |
388 | cg->server_version = 11; | |
389 | else if (!strcmp(options, "version=2.0")) | |
390 | cg->server_version = 20; | |
391 | else if (!strcmp(options, "version=2.1")) | |
392 | cg->server_version = 21; | |
393 | else if (!strcmp(options, "version=2.2")) | |
394 | cg->server_version = 22; | |
395 | } | |
567f49cb MS |
396 | else |
397 | cg->server_version = 20; | |
0cb67df3 | 398 | |
ef416fc2 | 399 | if (cg->server[0] != '/' && (port = strrchr(cg->server, ':')) != NULL && |
400 | !strchr(port, ']') && isdigit(port[1] & 255)) | |
401 | { | |
402 | *port++ = '\0'; | |
403 | ||
e07d4801 | 404 | cg->ipp_port = atoi(port); |
ef416fc2 | 405 | } |
406 | ||
4b9daaf4 MS |
407 | if (!cg->ipp_port) |
408 | cups_set_default_ipp_port(cg); | |
409 | ||
ef416fc2 | 410 | if (cg->server[0] == '/') |
5a9febac | 411 | strlcpy(cg->servername, "localhost", sizeof(cg->servername)); |
ef416fc2 | 412 | else |
413 | strlcpy(cg->servername, cg->server, sizeof(cg->servername)); | |
414 | } | |
415 | else | |
416 | { | |
0cb67df3 MS |
417 | cg->server[0] = '\0'; |
418 | cg->servername[0] = '\0'; | |
419 | cg->server_version = 20; | |
4b9daaf4 | 420 | cg->ipp_port = 0; |
ef416fc2 | 421 | } |
5a738aea MS |
422 | |
423 | if (cg->http) | |
424 | { | |
425 | httpClose(cg->http); | |
426 | cg->http = NULL; | |
427 | } | |
ef416fc2 | 428 | } |
429 | ||
430 | ||
7cf5915e MS |
431 | /* |
432 | * 'cupsSetServerCertCB()' - Set the server certificate callback. | |
433 | * | |
434 | * Pass @code NULL@ to restore the default callback. | |
435 | * | |
436 | * Note: The current credentials callback is tracked separately for each thread | |
437 | * in a program. Multi-threaded programs that override the callback need to do | |
438 | * so in each thread for the same callback to be used. | |
439 | * | |
8072030b | 440 | * @since CUPS 1.5/macOS 10.7@ |
7cf5915e MS |
441 | */ |
442 | ||
443 | void | |
444 | cupsSetServerCertCB( | |
445 | cups_server_cert_cb_t cb, /* I - Callback function */ | |
446 | void *user_data) /* I - User data pointer */ | |
447 | { | |
448 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
449 | ||
450 | ||
451 | cg->server_cert_cb = cb; | |
452 | cg->server_cert_data = user_data; | |
453 | } | |
454 | ||
455 | ||
ef416fc2 | 456 | /* |
457 | * 'cupsSetUser()' - Set the default user name. | |
458 | * | |
5a738aea | 459 | * Pass @code NULL@ to restore the default user name. |
5a6b583a MS |
460 | * |
461 | * Note: The current user name is tracked separately for each thread in a | |
462 | * program. Multi-threaded programs that override the user name need to do so | |
463 | * in each thread for the same user name to be used. | |
ef416fc2 | 464 | */ |
465 | ||
466 | void | |
467 | cupsSetUser(const char *user) /* I - User name */ | |
468 | { | |
469 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
470 | ||
471 | ||
472 | if (user) | |
473 | strlcpy(cg->user, user, sizeof(cg->user)); | |
474 | else | |
475 | cg->user[0] = '\0'; | |
476 | } | |
477 | ||
478 | ||
db8b865d MS |
479 | /* |
480 | * 'cupsSetUserAgent()' - Set the default HTTP User-Agent string. | |
481 | * | |
482 | * Setting the string to NULL forces the default value containing the CUPS | |
483 | * version, IPP version, and operating system version and architecture. | |
484 | * | |
8072030b | 485 | * @since CUPS 1.7/macOS 10.9@ |
db8b865d MS |
486 | */ |
487 | ||
488 | void | |
489 | cupsSetUserAgent(const char *user_agent)/* I - User-Agent string or @code NULL@ */ | |
490 | { | |
491 | _cups_globals_t *cg = _cupsGlobals(); | |
492 | /* Thread globals */ | |
493 | #ifdef WIN32 | |
494 | SYSTEM_INFO sysinfo; /* System information */ | |
495 | OSVERSIONINFO version; /* OS version info */ | |
496 | #else | |
497 | struct utsname name; /* uname info */ | |
498 | #endif /* WIN32 */ | |
499 | ||
500 | ||
501 | if (user_agent) | |
502 | { | |
503 | strlcpy(cg->user_agent, user_agent, sizeof(cg->user_agent)); | |
504 | return; | |
505 | } | |
506 | ||
507 | #ifdef WIN32 | |
508 | version.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); | |
509 | GetVersionEx(&version); | |
510 | GetNativeSystemInfo(&sysinfo); | |
511 | ||
512 | snprintf(cg->user_agent, sizeof(cg->user_agent), | |
513 | CUPS_MINIMAL " (Windows %d.%d; %s) IPP/2.0", | |
514 | version.dwMajorVersion, version.dwMinorVersion, | |
515 | sysinfo.wProcessorArchitecture | |
516 | == PROCESSOR_ARCHITECTURE_AMD64 ? "amd64" : | |
517 | sysinfo.wProcessorArchitecture | |
518 | == PROCESSOR_ARCHITECTURE_ARM ? "arm" : | |
519 | sysinfo.wProcessorArchitecture | |
520 | == PROCESSOR_ARCHITECTURE_IA64 ? "ia64" : | |
521 | sysinfo.wProcessorArchitecture | |
522 | == PROCESSOR_ARCHITECTURE_INTEL ? "intel" : | |
523 | "unknown"); | |
524 | ||
525 | #else | |
526 | uname(&name); | |
527 | ||
528 | snprintf(cg->user_agent, sizeof(cg->user_agent), | |
529 | CUPS_MINIMAL " (%s %s; %s) IPP/2.0", | |
530 | name.sysname, name.release, name.machine); | |
531 | #endif /* WIN32 */ | |
532 | } | |
533 | ||
534 | ||
ef416fc2 | 535 | /* |
536 | * 'cupsUser()' - Return the current user's name. | |
5a6b583a MS |
537 | * |
538 | * Note: The current user name is tracked separately for each thread in a | |
539 | * program. Multi-threaded programs that override the user name with the | |
540 | * @link cupsSetUser@ function need to do so in each thread for the same user | |
541 | * name to be used. | |
ef416fc2 | 542 | */ |
543 | ||
544 | const char * /* O - User name */ | |
545 | cupsUser(void) | |
546 | { | |
547 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ | |
548 | ||
549 | ||
550 | if (!cg->user[0]) | |
3e7fe0ca | 551 | _cupsSetDefaults(); |
ef416fc2 | 552 | |
553 | return (cg->user); | |
554 | } | |
555 | ||
556 | ||
db8b865d MS |
557 | /* |
558 | * 'cupsUserAgent()' - Return the default HTTP User-Agent string. | |
559 | * | |
8072030b | 560 | * @since CUPS 1.7/macOS 10.9@ |
db8b865d MS |
561 | */ |
562 | ||
563 | const char * /* O - User-Agent string */ | |
564 | cupsUserAgent(void) | |
565 | { | |
566 | _cups_globals_t *cg = _cupsGlobals(); /* Thread globals */ | |
567 | ||
568 | ||
569 | if (!cg->user_agent[0]) | |
570 | cupsSetUserAgent(NULL); | |
571 | ||
572 | return (cg->user_agent); | |
573 | } | |
574 | ||
575 | ||
ef416fc2 | 576 | /* |
577 | * '_cupsGetPassword()' - Get a password from the user. | |
578 | */ | |
579 | ||
dcb445bc | 580 | const char * /* O - Password or @code NULL@ if none */ |
ef416fc2 | 581 | _cupsGetPassword(const char *prompt) /* I - Prompt string */ |
582 | { | |
5a6b583a | 583 | #ifdef WIN32 |
dcb445bc MS |
584 | HANDLE tty; /* Console handle */ |
585 | DWORD mode; /* Console mode */ | |
586 | char passch, /* Current key press */ | |
587 | *passptr, /* Pointer into password string */ | |
588 | *passend; /* End of password string */ | |
12f89d24 | 589 | DWORD passbytes; /* Bytes read */ |
dcb445bc MS |
590 | _cups_globals_t *cg = _cupsGlobals(); |
591 | /* Thread globals */ | |
592 | ||
593 | ||
5a6b583a | 594 | /* |
dcb445bc | 595 | * Disable input echo and set raw input... |
5a6b583a MS |
596 | */ |
597 | ||
dcb445bc MS |
598 | if ((tty = GetStdHandle(STD_INPUT_HANDLE)) == INVALID_HANDLE_VALUE) |
599 | return (NULL); | |
600 | ||
601 | if (!GetConsoleMode(tty, &mode)) | |
602 | return (NULL); | |
603 | ||
604 | if (!SetConsoleMode(tty, 0)) | |
605 | return (NULL); | |
606 | ||
607 | /* | |
608 | * Display the prompt... | |
609 | */ | |
610 | ||
611 | printf("%s ", prompt); | |
612 | fflush(stdout); | |
613 | ||
614 | /* | |
615 | * Read the password string from /dev/tty until we get interrupted or get a | |
616 | * carriage return or newline... | |
617 | */ | |
618 | ||
619 | passptr = cg->password; | |
620 | passend = cg->password + sizeof(cg->password) - 1; | |
621 | ||
12f89d24 | 622 | while (ReadFile(tty, &passch, 1, &passbytes, NULL)) |
dcb445bc MS |
623 | { |
624 | if (passch == 0x0A || passch == 0x0D) | |
625 | { | |
626 | /* | |
627 | * Enter/return... | |
628 | */ | |
629 | ||
630 | break; | |
631 | } | |
632 | else if (passch == 0x08 || passch == 0x7F) | |
633 | { | |
634 | /* | |
635 | * Backspace/delete (erase character)... | |
636 | */ | |
637 | ||
638 | if (passptr > cg->password) | |
639 | { | |
640 | passptr --; | |
641 | fputs("\010 \010", stdout); | |
642 | } | |
643 | else | |
644 | putchar(0x07); | |
645 | } | |
646 | else if (passch == 0x15) | |
647 | { | |
648 | /* | |
649 | * CTRL+U (erase line) | |
650 | */ | |
651 | ||
652 | if (passptr > cg->password) | |
653 | { | |
654 | while (passptr > cg->password) | |
655 | { | |
656 | passptr --; | |
657 | fputs("\010 \010", stdout); | |
658 | } | |
659 | } | |
660 | else | |
661 | putchar(0x07); | |
662 | } | |
663 | else if (passch == 0x03) | |
664 | { | |
665 | /* | |
666 | * CTRL+C... | |
667 | */ | |
668 | ||
669 | passptr = cg->password; | |
670 | break; | |
671 | } | |
672 | else if ((passch & 255) < 0x20 || passptr >= passend) | |
673 | putchar(0x07); | |
674 | else | |
675 | { | |
676 | *passptr++ = passch; | |
677 | putchar(_CUPS_PASSCHAR); | |
678 | } | |
679 | ||
680 | fflush(stdout); | |
681 | } | |
682 | ||
683 | putchar('\n'); | |
684 | fflush(stdout); | |
685 | ||
686 | /* | |
687 | * Cleanup... | |
688 | */ | |
689 | ||
690 | SetConsoleMode(tty, mode); | |
691 | ||
692 | /* | |
693 | * Return the proper value... | |
694 | */ | |
695 | ||
696 | if (passbytes == 1 && passptr > cg->password) | |
697 | { | |
698 | *passptr = '\0'; | |
699 | return (cg->password); | |
700 | } | |
701 | else | |
702 | { | |
703 | memset(cg->password, 0, sizeof(cg->password)); | |
704 | return (NULL); | |
705 | } | |
5a6b583a MS |
706 | |
707 | #else | |
dcb445bc MS |
708 | int tty; /* /dev/tty - never read from stdin */ |
709 | struct termios original, /* Original input mode */ | |
710 | noecho; /* No echo input mode */ | |
711 | char passch, /* Current key press */ | |
712 | *passptr, /* Pointer into password string */ | |
713 | *passend; /* End of password string */ | |
714 | ssize_t passbytes; /* Bytes read */ | |
715 | _cups_globals_t *cg = _cupsGlobals(); | |
716 | /* Thread globals */ | |
717 | ||
718 | ||
5a6b583a | 719 | /* |
dcb445bc | 720 | * Disable input echo and set raw input... |
5a6b583a MS |
721 | */ |
722 | ||
dcb445bc MS |
723 | if ((tty = open("/dev/tty", O_RDONLY)) < 0) |
724 | return (NULL); | |
725 | ||
726 | if (tcgetattr(tty, &original)) | |
727 | { | |
728 | close(tty); | |
729 | return (NULL); | |
730 | } | |
731 | ||
732 | noecho = original; | |
7e86f2f6 | 733 | noecho.c_lflag &= (tcflag_t)~(ICANON | ECHO | ECHOE | ISIG); |
a8db9df8 MS |
734 | noecho.c_cc[VMIN] = 1; |
735 | noecho.c_cc[VTIME] = 0; | |
7cf5915e | 736 | |
dcb445bc MS |
737 | if (tcsetattr(tty, TCSAFLUSH, &noecho)) |
738 | { | |
739 | close(tty); | |
7cf5915e | 740 | return (NULL); |
dcb445bc MS |
741 | } |
742 | ||
743 | /* | |
744 | * Display the prompt... | |
745 | */ | |
746 | ||
747 | printf("%s ", prompt); | |
748 | fflush(stdout); | |
749 | ||
750 | /* | |
751 | * Read the password string from /dev/tty until we get interrupted or get a | |
752 | * carriage return or newline... | |
753 | */ | |
754 | ||
755 | passptr = cg->password; | |
756 | passend = cg->password + sizeof(cg->password) - 1; | |
757 | ||
758 | while ((passbytes = read(tty, &passch, 1)) == 1) | |
759 | { | |
8dd318e5 MS |
760 | if (passch == noecho.c_cc[VEOL] || |
761 | # ifdef VEOL2 | |
762 | passch == noecho.c_cc[VEOL2] || | |
763 | # endif /* VEOL2 */ | |
dcb445bc MS |
764 | passch == 0x0A || passch == 0x0D) |
765 | { | |
766 | /* | |
767 | * Enter/return... | |
768 | */ | |
769 | ||
770 | break; | |
771 | } | |
772 | else if (passch == noecho.c_cc[VERASE] || | |
773 | passch == 0x08 || passch == 0x7F) | |
774 | { | |
775 | /* | |
776 | * Backspace/delete (erase character)... | |
777 | */ | |
778 | ||
779 | if (passptr > cg->password) | |
780 | { | |
781 | passptr --; | |
782 | fputs("\010 \010", stdout); | |
783 | } | |
784 | else | |
785 | putchar(0x07); | |
786 | } | |
787 | else if (passch == noecho.c_cc[VKILL]) | |
788 | { | |
789 | /* | |
790 | * CTRL+U (erase line) | |
791 | */ | |
792 | ||
793 | if (passptr > cg->password) | |
794 | { | |
795 | while (passptr > cg->password) | |
796 | { | |
797 | passptr --; | |
798 | fputs("\010 \010", stdout); | |
799 | } | |
800 | } | |
801 | else | |
802 | putchar(0x07); | |
803 | } | |
804 | else if (passch == noecho.c_cc[VINTR] || passch == noecho.c_cc[VQUIT] || | |
805 | passch == noecho.c_cc[VEOF]) | |
806 | { | |
807 | /* | |
808 | * CTRL+C, CTRL+D, or CTRL+Z... | |
809 | */ | |
810 | ||
811 | passptr = cg->password; | |
812 | break; | |
813 | } | |
814 | else if ((passch & 255) < 0x20 || passptr >= passend) | |
815 | putchar(0x07); | |
816 | else | |
817 | { | |
818 | *passptr++ = passch; | |
819 | putchar(_CUPS_PASSCHAR); | |
820 | } | |
821 | ||
822 | fflush(stdout); | |
823 | } | |
824 | ||
825 | putchar('\n'); | |
826 | fflush(stdout); | |
827 | ||
828 | /* | |
829 | * Cleanup... | |
830 | */ | |
831 | ||
832 | tcsetattr(tty, TCSAFLUSH, &original); | |
833 | close(tty); | |
834 | ||
835 | /* | |
836 | * Return the proper value... | |
837 | */ | |
838 | ||
839 | if (passbytes == 1 && passptr > cg->password) | |
840 | { | |
841 | *passptr = '\0'; | |
842 | return (cg->password); | |
843 | } | |
7cf5915e | 844 | else |
dcb445bc MS |
845 | { |
846 | memset(cg->password, 0, sizeof(cg->password)); | |
847 | return (NULL); | |
848 | } | |
ef416fc2 | 849 | #endif /* WIN32 */ |
5a6b583a | 850 | } |
ef416fc2 | 851 | |
852 | ||
eac3a0a0 MS |
853 | #ifdef HAVE_GSSAPI |
854 | /* | |
855 | * '_cupsGSSServiceName()' - Get the GSS (Kerberos) service name. | |
856 | */ | |
857 | ||
858 | const char * | |
859 | _cupsGSSServiceName(void) | |
860 | { | |
861 | _cups_globals_t *cg = _cupsGlobals(); /* Thread globals */ | |
862 | ||
863 | ||
864 | if (!cg->gss_service_name[0]) | |
865 | _cupsSetDefaults(); | |
866 | ||
867 | return (cg->gss_service_name); | |
868 | } | |
869 | #endif /* HAVE_GSSAPI */ | |
870 | ||
871 | ||
ef416fc2 | 872 | /* |
e07d4801 | 873 | * '_cupsSetDefaults()' - Set the default server, port, and encryption. |
b423cd4c | 874 | */ |
875 | ||
e07d4801 MS |
876 | void |
877 | _cupsSetDefaults(void) | |
b423cd4c | 878 | { |
879 | cups_file_t *fp; /* File */ | |
3abb875b | 880 | const char *home; /* Home directory of user */ |
b423cd4c | 881 | char filename[1024]; /* Filename */ |
3abb875b | 882 | _cups_client_conf_t cc; /* client.conf values */ |
b423cd4c | 883 | _cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */ |
884 | ||
885 | ||
e07d4801 MS |
886 | DEBUG_puts("_cupsSetDefaults()"); |
887 | ||
888 | /* | |
3abb875b MS |
889 | * Load initial client.conf values... |
890 | */ | |
891 | ||
892 | cups_init_client_conf(&cc); | |
893 | ||
894 | /* | |
895 | * Read the /etc/cups/client.conf and ~/.cups/client.conf files, if | |
896 | * present. | |
897 | */ | |
898 | ||
899 | snprintf(filename, sizeof(filename), "%s/client.conf", cg->cups_serverroot); | |
900 | if ((fp = cupsFileOpen(filename, "r")) != NULL) | |
901 | { | |
902 | cups_read_client_conf(fp, &cc); | |
903 | cupsFileClose(fp); | |
904 | } | |
905 | ||
906 | # ifdef HAVE_GETEUID | |
907 | if ((geteuid() == getuid() || !getuid()) && getegid() == getgid() && (home = getenv("HOME")) != NULL) | |
908 | # elif !defined(WIN32) | |
909 | if (getuid() && (home = getenv("HOME")) != NULL) | |
910 | # else | |
911 | if ((home = getenv("HOME")) != NULL) | |
912 | # endif /* HAVE_GETEUID */ | |
913 | { | |
914 | /* | |
915 | * Look for ~/.cups/client.conf... | |
916 | */ | |
917 | ||
918 | snprintf(filename, sizeof(filename), "%s/.cups/client.conf", home); | |
919 | if ((fp = cupsFileOpen(filename, "r")) != NULL) | |
920 | { | |
921 | cups_read_client_conf(fp, &cc); | |
922 | cupsFileClose(fp); | |
923 | } | |
924 | } | |
925 | ||
926 | /* | |
927 | * Finalize things so every client.conf value is set... | |
e07d4801 MS |
928 | */ |
929 | ||
3abb875b MS |
930 | cups_finalize_client_conf(&cc); |
931 | ||
932 | if (cg->encryption == (http_encryption_t)-1) | |
933 | cg->encryption = cc.encryption; | |
934 | ||
935 | if (!cg->server[0] || !cg->ipp_port) | |
936 | cupsSetServer(cc.server_name); | |
937 | ||
938 | if (!cg->ipp_port) | |
4b9daaf4 | 939 | cups_set_default_ipp_port(cg); |
3abb875b MS |
940 | |
941 | if (!cg->user[0]) | |
942 | strlcpy(cg->user, cc.user, sizeof(cg->user)); | |
943 | ||
944 | #ifdef HAVE_GSSAPI | |
945 | if (!cg->gss_service_name[0]) | |
946 | strlcpy(cg->gss_service_name, cc.gss_service_name, sizeof(cg->gss_service_name)); | |
947 | #endif /* HAVE_GSSAPI */ | |
948 | ||
08d56b1f MS |
949 | if (cg->trust_first < 0) |
950 | cg->trust_first = cc.trust_first; | |
951 | ||
3abb875b MS |
952 | if (cg->any_root < 0) |
953 | cg->any_root = cc.any_root; | |
954 | ||
955 | if (cg->expired_certs < 0) | |
956 | cg->expired_certs = cc.expired_certs; | |
957 | ||
958 | if (cg->validate_certs < 0) | |
959 | cg->validate_certs = cc.validate_certs; | |
960 | ||
961 | #ifdef HAVE_SSL | |
8f1fbdec | 962 | _httpTLSSetOptions(cc.ssl_options | _HTTP_TLS_SET_DEFAULT, cc.ssl_min_version, cc.ssl_max_version); |
3abb875b MS |
963 | #endif /* HAVE_SSL */ |
964 | } | |
965 | ||
966 | ||
08d56b1f MS |
967 | #ifdef __APPLE__ |
968 | /* | |
969 | * 'cups_apple_get_boolean()' - Get a boolean setting from the CUPS preferences. | |
970 | */ | |
971 | ||
972 | static int /* O - 1 if set, 0 otherwise */ | |
973 | cups_apple_get_boolean( | |
974 | CFStringRef key, /* I - Key (name) */ | |
975 | int *value) /* O - Boolean value */ | |
976 | { | |
977 | Boolean bval, /* Preference value */ | |
978 | bval_set; /* Value is set? */ | |
979 | ||
980 | ||
981 | bval = CFPreferencesGetAppBooleanValue(key, kCUPSPrintingPrefs, &bval_set); | |
982 | ||
983 | if (bval_set) | |
984 | *value = (int)bval; | |
985 | ||
986 | return ((int)bval_set); | |
987 | } | |
988 | ||
989 | ||
990 | /* | |
991 | * 'cups_apple_get_string()' - Get a string setting from the CUPS preferences. | |
992 | */ | |
993 | ||
994 | static int /* O - 1 if set, 0 otherwise */ | |
995 | cups_apple_get_string( | |
996 | CFStringRef key, /* I - Key (name) */ | |
997 | char *value, /* O - String value */ | |
998 | size_t valsize) /* I - Size of value buffer */ | |
999 | { | |
1000 | CFStringRef sval; /* String value */ | |
1001 | ||
1002 | ||
1003 | if ((sval = CFPreferencesCopyAppValue(key, kCUPSPrintingPrefs)) != NULL) | |
1004 | { | |
1005 | Boolean result = CFStringGetCString(sval, value, (CFIndex)valsize, kCFStringEncodingUTF8); | |
1006 | ||
1007 | CFRelease(sval); | |
1008 | ||
1009 | if (result) | |
1010 | return (1); | |
1011 | } | |
1012 | ||
1013 | return (0); | |
1014 | } | |
1015 | #endif /* __APPLE__ */ | |
1016 | ||
1017 | ||
3abb875b MS |
1018 | /* |
1019 | * 'cups_boolean_value()' - Convert a string to a boolean value. | |
1020 | */ | |
1021 | ||
1022 | static int /* O - Boolean value */ | |
1023 | cups_boolean_value(const char *value) /* I - String value */ | |
1024 | { | |
1025 | return (!_cups_strcasecmp(value, "yes") || !_cups_strcasecmp(value, "on") || !_cups_strcasecmp(value, "true")); | |
1026 | } | |
1027 | ||
1028 | ||
1029 | /* | |
1030 | * 'cups_finalize_client_conf()' - Finalize client.conf values. | |
1031 | */ | |
1032 | ||
1033 | static void | |
1034 | cups_finalize_client_conf( | |
1035 | _cups_client_conf_t *cc) /* I - client.conf values */ | |
1036 | { | |
1037 | const char *value; /* Environment variable */ | |
1038 | ||
1039 | ||
08d56b1f MS |
1040 | if ((value = getenv("CUPS_TRUSTFIRST")) != NULL) |
1041 | cc->trust_first = cups_boolean_value(value); | |
1042 | ||
3abb875b MS |
1043 | if ((value = getenv("CUPS_ANYROOT")) != NULL) |
1044 | cc->any_root = cups_boolean_value(value); | |
1045 | ||
1046 | if ((value = getenv("CUPS_ENCRYPTION")) != NULL) | |
1047 | cups_set_encryption(cc, value); | |
1048 | ||
1049 | if ((value = getenv("CUPS_EXPIREDCERTS")) != NULL) | |
1050 | cc->expired_certs = cups_boolean_value(value); | |
1051 | ||
07ed0e9a | 1052 | #ifdef HAVE_GSSAPI |
3abb875b MS |
1053 | if ((value = getenv("CUPS_GSSSERVICENAME")) != NULL) |
1054 | cups_set_gss_service_name(cc, value); | |
07ed0e9a | 1055 | #endif /* HAVE_GSSAPI */ |
3abb875b MS |
1056 | |
1057 | if ((value = getenv("CUPS_SERVER")) != NULL) | |
1058 | cups_set_server_name(cc, value); | |
1059 | ||
1060 | if ((value = getenv("CUPS_USER")) != NULL) | |
1061 | cups_set_user(cc, value); | |
1062 | ||
1063 | if ((value = getenv("CUPS_VALIDATECERTS")) != NULL) | |
1064 | cc->validate_certs = cups_boolean_value(value); | |
e07d4801 MS |
1065 | |
1066 | /* | |
3abb875b | 1067 | * Then apply defaults for those values that haven't been set... |
e07d4801 MS |
1068 | */ |
1069 | ||
08d56b1f MS |
1070 | if (cc->trust_first < 0) |
1071 | cc->trust_first = 1; | |
1072 | ||
3abb875b MS |
1073 | if (cc->any_root < 0) |
1074 | cc->any_root = 1; | |
1075 | ||
1076 | if (cc->encryption == (http_encryption_t)-1) | |
1077 | cc->encryption = HTTP_ENCRYPTION_IF_REQUESTED; | |
1078 | ||
1079 | if (cc->expired_certs < 0) | |
08d56b1f | 1080 | cc->expired_certs = 0; |
3abb875b MS |
1081 | |
1082 | #ifdef HAVE_GSSAPI | |
1083 | if (!cc->gss_service_name[0]) | |
1084 | cups_set_gss_service_name(cc, CUPS_DEFAULT_GSSSERVICENAME); | |
1085 | #endif /* HAVE_GSSAPI */ | |
1086 | ||
1087 | if (!cc->server_name[0]) | |
e07d4801 | 1088 | { |
3abb875b | 1089 | #ifdef CUPS_DEFAULT_DOMAINSOCKET |
63aefcd5 | 1090 | /* |
3abb875b MS |
1091 | * If we are compiled with domain socket support, only use the |
1092 | * domain socket if it exists and has the right permissions... | |
63aefcd5 MS |
1093 | */ |
1094 | ||
89b7fd55 | 1095 | if (!access(CUPS_DEFAULT_DOMAINSOCKET, R_OK)) |
3abb875b MS |
1096 | cups_set_server_name(cc, CUPS_DEFAULT_DOMAINSOCKET); |
1097 | else | |
1098 | #endif /* CUPS_DEFAULT_DOMAINSOCKET */ | |
1099 | cups_set_server_name(cc, "localhost"); | |
1100 | } | |
63aefcd5 | 1101 | |
3abb875b MS |
1102 | if (!cc->user[0]) |
1103 | { | |
1104 | #ifdef WIN32 | |
63aefcd5 | 1105 | /* |
3abb875b | 1106 | * Get the current user name from the OS... |
63aefcd5 MS |
1107 | */ |
1108 | ||
3abb875b | 1109 | DWORD size; /* Size of string */ |
63aefcd5 | 1110 | |
3abb875b MS |
1111 | size = sizeof(cc->user); |
1112 | if (!GetUserName(cc->user, &size)) | |
1113 | #else | |
63aefcd5 | 1114 | /* |
3abb875b | 1115 | * Try the USER environment variable as the default username... |
63aefcd5 MS |
1116 | */ |
1117 | ||
3abb875b MS |
1118 | const char *envuser = getenv("USER"); |
1119 | /* Default username */ | |
1120 | struct passwd *pw = NULL; /* Account information */ | |
1121 | ||
1122 | if (envuser) | |
d09495fa | 1123 | { |
10d09e33 | 1124 | /* |
3abb875b MS |
1125 | * Validate USER matches the current UID, otherwise don't allow it to |
1126 | * override things... This makes sure that printing after doing su | |
1127 | * or sudo records the correct username. | |
10d09e33 | 1128 | */ |
e07d4801 | 1129 | |
3abb875b MS |
1130 | if ((pw = getpwnam(envuser)) != NULL && pw->pw_uid != getuid()) |
1131 | pw = NULL; | |
1132 | } | |
1133 | ||
1134 | if (!pw) | |
1135 | pw = getpwuid(getuid()); | |
e07d4801 | 1136 | |
3abb875b MS |
1137 | if (pw) |
1138 | strlcpy(cc->user, pw->pw_name, sizeof(cc->user)); | |
1139 | else | |
1140 | #endif /* WIN32 */ | |
1141 | { | |
e07d4801 | 1142 | /* |
3abb875b | 1143 | * Use the default "unknown" user name... |
e07d4801 MS |
1144 | */ |
1145 | ||
3abb875b | 1146 | strlcpy(cc->user, "unknown", sizeof(cc->user)); |
63aefcd5 | 1147 | } |
e07d4801 | 1148 | } |
3abb875b MS |
1149 | |
1150 | if (cc->validate_certs < 0) | |
1151 | cc->validate_certs = 0; | |
1152 | } | |
1153 | ||
1154 | ||
1155 | /* | |
1156 | * 'cups_init_client_conf()' - Initialize client.conf values. | |
1157 | */ | |
1158 | ||
1159 | static void | |
1160 | cups_init_client_conf( | |
1161 | _cups_client_conf_t *cc) /* I - client.conf values */ | |
1162 | { | |
1163 | /* | |
1164 | * Clear all values to "not set"... | |
1165 | */ | |
1166 | ||
1167 | memset(cc, 0, sizeof(_cups_client_conf_t)); | |
1168 | ||
1169 | cc->encryption = (http_encryption_t)-1; | |
08d56b1f | 1170 | cc->trust_first = -1; |
3abb875b MS |
1171 | cc->any_root = -1; |
1172 | cc->expired_certs = -1; | |
1173 | cc->validate_certs = -1; | |
08d56b1f MS |
1174 | |
1175 | /* | |
1176 | * Load settings from the org.cups.PrintingPrefs plist (which trump | |
1177 | * everything...) | |
1178 | */ | |
1179 | ||
b908d72c | 1180 | #if defined(__APPLE__) && defined(HAVE_SSL) |
08d56b1f MS |
1181 | char sval[1024]; /* String value */ |
1182 | int bval; /* Boolean value */ | |
1183 | ||
1184 | if (cups_apple_get_boolean(kAllowAnyRootKey, &bval)) | |
1185 | cc->any_root = bval; | |
1186 | ||
1187 | if (cups_apple_get_boolean(kAllowExpiredCertsKey, &bval)) | |
1188 | cc->expired_certs = bval; | |
1189 | ||
1190 | if (cups_apple_get_string(kEncryptionKey, sval, sizeof(sval))) | |
1191 | cups_set_encryption(cc, sval); | |
1192 | ||
1193 | if (cups_apple_get_string(kSSLOptionsKey, sval, sizeof(sval))) | |
1194 | cups_set_ssl_options(cc, sval); | |
1195 | ||
1196 | if (cups_apple_get_boolean(kTrustOnFirstUseKey, &bval)) | |
1197 | cc->trust_first = bval; | |
1198 | ||
1199 | if (cups_apple_get_boolean(kValidateCertsKey, &bval)) | |
1200 | cc->validate_certs = bval; | |
b908d72c | 1201 | #endif /* __APPLE__ && HAVE_SSL */ |
e07d4801 MS |
1202 | } |
1203 | ||
1204 | ||
1205 | /* | |
1206 | * 'cups_read_client_conf()' - Read a client.conf file. | |
1207 | */ | |
1208 | ||
1209 | static void | |
1210 | cups_read_client_conf( | |
3abb875b MS |
1211 | cups_file_t *fp, /* I - File to read */ |
1212 | _cups_client_conf_t *cc) /* I - client.conf values */ | |
e07d4801 MS |
1213 | { |
1214 | int linenum; /* Current line number */ | |
1215 | char line[1024], /* Line from file */ | |
3abb875b | 1216 | *value; /* Pointer into line */ |
e07d4801 MS |
1217 | |
1218 | ||
1219 | /* | |
1220 | * Read from the file... | |
1221 | */ | |
1222 | ||
1223 | linenum = 0; | |
1224 | while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum)) | |
1225 | { | |
3abb875b MS |
1226 | if (!_cups_strcasecmp(line, "Encryption") && value) |
1227 | cups_set_encryption(cc, value); | |
85dda01c MS |
1228 | #ifndef __APPLE__ |
1229 | /* | |
8072030b | 1230 | * The ServerName directive is not supported on macOS due to app |
3abb875b | 1231 | * sandboxing restrictions, i.e. not all apps request network access. |
85dda01c | 1232 | */ |
3abb875b MS |
1233 | else if (!_cups_strcasecmp(line, "ServerName") && value) |
1234 | cups_set_server_name(cc, value); | |
85dda01c | 1235 | #endif /* !__APPLE__ */ |
3abb875b MS |
1236 | else if (!_cups_strcasecmp(line, "User") && value) |
1237 | cups_set_user(cc, value); | |
08d56b1f MS |
1238 | else if (!_cups_strcasecmp(line, "TrustOnFirstUse") && value) |
1239 | cc->trust_first = cups_boolean_value(value); | |
3abb875b MS |
1240 | else if (!_cups_strcasecmp(line, "AllowAnyRoot") && value) |
1241 | cc->any_root = cups_boolean_value(value); | |
1242 | else if (!_cups_strcasecmp(line, "AllowExpiredCerts") && | |
7cf5915e | 1243 | value) |
3abb875b MS |
1244 | cc->expired_certs = cups_boolean_value(value); |
1245 | else if (!_cups_strcasecmp(line, "ValidateCerts") && value) | |
1246 | cc->validate_certs = cups_boolean_value(value); | |
07ed0e9a | 1247 | #ifdef HAVE_GSSAPI |
3abb875b MS |
1248 | else if (!_cups_strcasecmp(line, "GSSServiceName") && value) |
1249 | cups_set_gss_service_name(cc, value); | |
07ed0e9a | 1250 | #endif /* HAVE_GSSAPI */ |
22ebb7d0 | 1251 | #ifdef HAVE_SSL |
3abb875b MS |
1252 | else if (!_cups_strcasecmp(line, "SSLOptions") && value) |
1253 | cups_set_ssl_options(cc, value); | |
1254 | #endif /* HAVE_SSL */ | |
1255 | } | |
1256 | } | |
63aefcd5 | 1257 | |
63aefcd5 | 1258 | |
4b9daaf4 MS |
1259 | /* |
1260 | * 'cups_set_default_ipp_port()' - Set the default IPP port value. | |
1261 | */ | |
1262 | ||
1263 | static void | |
1264 | cups_set_default_ipp_port( | |
1265 | _cups_globals_t *cg) /* I - Global data */ | |
1266 | { | |
1267 | const char *ipp_port; /* IPP_PORT environment variable */ | |
1268 | ||
1269 | ||
1270 | if ((ipp_port = getenv("IPP_PORT")) != NULL) | |
1271 | { | |
1272 | if ((cg->ipp_port = atoi(ipp_port)) <= 0) | |
1273 | cg->ipp_port = CUPS_DEFAULT_IPP_PORT; | |
1274 | } | |
1275 | else | |
1276 | cg->ipp_port = CUPS_DEFAULT_IPP_PORT; | |
1277 | } | |
1278 | ||
3abb875b MS |
1279 | /* |
1280 | * 'cups_set_encryption()' - Set the Encryption value. | |
1281 | */ | |
63aefcd5 | 1282 | |
3abb875b MS |
1283 | static void |
1284 | cups_set_encryption( | |
1285 | _cups_client_conf_t *cc, /* I - client.conf values */ | |
1286 | const char *value) /* I - Value */ | |
1287 | { | |
1288 | if (!_cups_strcasecmp(value, "never")) | |
1289 | cc->encryption = HTTP_ENCRYPTION_NEVER; | |
1290 | else if (!_cups_strcasecmp(value, "always")) | |
1291 | cc->encryption = HTTP_ENCRYPTION_ALWAYS; | |
1292 | else if (!_cups_strcasecmp(value, "required")) | |
1293 | cc->encryption = HTTP_ENCRYPTION_REQUIRED; | |
1294 | else | |
1295 | cc->encryption = HTTP_ENCRYPTION_IF_REQUESTED; | |
1296 | } | |
e07d4801 | 1297 | |
e07d4801 | 1298 | |
3abb875b MS |
1299 | /* |
1300 | * 'cups_set_gss_service_name()' - Set the GSSServiceName value. | |
1301 | */ | |
b423cd4c | 1302 | |
3abb875b MS |
1303 | #ifdef HAVE_GSSAPI |
1304 | static void | |
1305 | cups_set_gss_service_name( | |
1306 | _cups_client_conf_t *cc, /* I - client.conf values */ | |
1307 | const char *value) /* I - Value */ | |
1308 | { | |
1309 | strlcpy(cc->gss_service_name, value, sizeof(cc->gss_service_name)); | |
1310 | } | |
1311 | #endif /* HAVE_GSSAPI */ | |
7cf5915e | 1312 | |
10d09e33 | 1313 | |
3abb875b MS |
1314 | /* |
1315 | * 'cups_set_server_name()' - Set the ServerName value. | |
1316 | */ | |
10d09e33 | 1317 | |
3abb875b MS |
1318 | static void |
1319 | cups_set_server_name( | |
1320 | _cups_client_conf_t *cc, /* I - client.conf values */ | |
1321 | const char *value) /* I - Value */ | |
1322 | { | |
1323 | strlcpy(cc->server_name, value, sizeof(cc->server_name)); | |
1324 | } | |
10d09e33 | 1325 | |
10d09e33 | 1326 | |
3abb875b MS |
1327 | /* |
1328 | * 'cups_set_ssl_options()' - Set the SSLOptions value. | |
1329 | */ | |
10d09e33 | 1330 | |
3abb875b MS |
1331 | #ifdef HAVE_SSL |
1332 | static void | |
1333 | cups_set_ssl_options( | |
1334 | _cups_client_conf_t *cc, /* I - client.conf values */ | |
1335 | const char *value) /* I - Value */ | |
1336 | { | |
1337 | /* | |
ee6226a5 | 1338 | * SSLOptions [AllowRC4] [AllowSSL3] [AllowDH] [DenyTLS1.0] [None] |
3abb875b | 1339 | */ |
10d09e33 | 1340 | |
8f1fbdec MS |
1341 | int options = _HTTP_TLS_NONE, /* SSL/TLS options */ |
1342 | min_version = _HTTP_TLS_1_0, /* Minimum SSL/TLS version */ | |
1343 | max_version = _HTTP_TLS_MAX; /* Maximum SSL/TLS version */ | |
3abb875b MS |
1344 | char temp[256], /* Copy of value */ |
1345 | *start, /* Start of option */ | |
1346 | *end; /* End of option */ | |
3e7fe0ca | 1347 | |
3e7fe0ca | 1348 | |
3abb875b | 1349 | strlcpy(temp, value, sizeof(temp)); |
3e7fe0ca | 1350 | |
3abb875b MS |
1351 | for (start = temp; *start; start = end) |
1352 | { | |
a8db9df8 | 1353 | /* |
3abb875b MS |
1354 | * Find end of keyword... |
1355 | */ | |
3e7fe0ca | 1356 | |
3abb875b MS |
1357 | end = start; |
1358 | while (*end && !_cups_isspace(*end)) | |
1359 | end ++; | |
93e3d3f5 | 1360 | |
3abb875b MS |
1361 | if (*end) |
1362 | *end++ = '\0'; | |
93e3d3f5 | 1363 | |
3abb875b MS |
1364 | /* |
1365 | * Compare... | |
1366 | */ | |
3e7fe0ca | 1367 | |
3abb875b MS |
1368 | if (!_cups_strcasecmp(start, "AllowRC4")) |
1369 | options |= _HTTP_TLS_ALLOW_RC4; | |
1370 | else if (!_cups_strcasecmp(start, "AllowSSL3")) | |
8f1fbdec | 1371 | min_version = _HTTP_TLS_SSL3; |
ee6226a5 MS |
1372 | else if (!_cups_strcasecmp(start, "AllowDH")) |
1373 | options |= _HTTP_TLS_ALLOW_DH; | |
f2e87147 MS |
1374 | else if (!_cups_strcasecmp(start, "DenyCBC")) |
1375 | options |= _HTTP_TLS_DENY_CBC; | |
ee6226a5 | 1376 | else if (!_cups_strcasecmp(start, "DenyTLS1.0")) |
8f1fbdec MS |
1377 | min_version = _HTTP_TLS_1_1; |
1378 | else if (!_cups_strcasecmp(start, "MaxTLS1.0")) | |
1379 | max_version = _HTTP_TLS_1_0; | |
1380 | else if (!_cups_strcasecmp(start, "MaxTLS1.1")) | |
1381 | max_version = _HTTP_TLS_1_1; | |
1382 | else if (!_cups_strcasecmp(start, "MaxTLS1.2")) | |
1383 | max_version = _HTTP_TLS_1_2; | |
1384 | else if (!_cups_strcasecmp(start, "MaxTLS1.3")) | |
1385 | max_version = _HTTP_TLS_1_3; | |
1386 | else if (!_cups_strcasecmp(start, "MinTLS1.0")) | |
1387 | min_version = _HTTP_TLS_1_0; | |
1388 | else if (!_cups_strcasecmp(start, "MinTLS1.1")) | |
1389 | min_version = _HTTP_TLS_1_1; | |
1390 | else if (!_cups_strcasecmp(start, "MinTLS1.2")) | |
1391 | min_version = _HTTP_TLS_1_2; | |
1392 | else if (!_cups_strcasecmp(start, "MinTLS1.3")) | |
1393 | min_version = _HTTP_TLS_1_3; | |
3abb875b | 1394 | else if (!_cups_strcasecmp(start, "None")) |
ee6226a5 | 1395 | options = _HTTP_TLS_NONE; |
3e7fe0ca MS |
1396 | } |
1397 | ||
8f1fbdec MS |
1398 | cc->ssl_options = options; |
1399 | cc->ssl_max_version = max_version; | |
1400 | cc->ssl_min_version = min_version; | |
b37d45d9 | 1401 | |
8f1fbdec | 1402 | DEBUG_printf(("4cups_set_ssl_options(cc=%p, value=\"%s\") options=%x, min_version=%d, max_version=%d", (void *)cc, value, options, min_version, max_version)); |
3abb875b MS |
1403 | } |
1404 | #endif /* HAVE_SSL */ | |
07ed0e9a | 1405 | |
7cf5915e | 1406 | |
3abb875b MS |
1407 | /* |
1408 | * 'cups_set_user()' - Set the User value. | |
1409 | */ | |
f51f3773 | 1410 | |
3abb875b MS |
1411 | static void |
1412 | cups_set_user( | |
1413 | _cups_client_conf_t *cc, /* I - client.conf values */ | |
1414 | const char *value) /* I - Value */ | |
1415 | { | |
1416 | strlcpy(cc->user, value, sizeof(cc->user)); | |
b423cd4c | 1417 | } |