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f089e349 | 1 | /* |
2 | * "$Id$" | |
3 | * | |
04ec7840 | 4 | * SNMP supplies functions for CUPS. |
f089e349 | 5 | * |
c6a2677f | 6 | * Copyright 2008-2012 by Apple Inc. |
f089e349 | 7 | * |
8 | * These coded instructions, statements, and computer programs are the | |
9 | * property of Apple Inc. and are protected by Federal copyright | |
10 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
11 | * "LICENSE" which should have been included with this file. If this | |
12 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
13 | * | |
14 | * This file is subject to the Apple OS-Developed Software exception. | |
15 | * | |
16 | * Contents: | |
17 | * | |
2f0e849a | 18 | * backendSNMPSupplies() - Get the current supplies for a device. |
19 | * backend_init_supplies() - Initialize the supplies list. | |
68632bf3 | 20 | * backend_walk_cb() - Interpret the supply value responses. |
21 | * utf16_to_utf8() - Convert UTF-16 text to UTF-8. | |
f089e349 | 22 | */ |
23 | ||
24 | /* | |
25 | * Include necessary headers. | |
26 | */ | |
27 | ||
28 | #include "backend-private.h" | |
29 | #include <cups/array.h> | |
30 | ||
31 | ||
32 | /* | |
33 | * Local constants... | |
34 | */ | |
35 | ||
36 | #define CUPS_MAX_SUPPLIES 32 /* Maximum number of supplies for a printer */ | |
bd05fe5d | 37 | #define CUPS_SUPPLY_TIMEOUT 2.0 /* Timeout for SNMP lookups */ |
f089e349 | 38 | |
4ac06b06 | 39 | #define CUPS_DEVELOPER_LOW 0x0001 |
40 | #define CUPS_DEVELOPER_EMPTY 0x0002 | |
41 | #define CUPS_MARKER_SUPPLY_LOW 0x0004 | |
42 | #define CUPS_MARKER_SUPPLY_EMPTY 0x0008 | |
43 | #define CUPS_OPC_NEAR_EOL 0x0010 | |
44 | #define CUPS_OPC_LIFE_OVER 0x0020 | |
45 | #define CUPS_TONER_LOW 0x0040 | |
46 | #define CUPS_TONER_EMPTY 0x0080 | |
47 | #define CUPS_WASTE_ALMOST_FULL 0x0100 | |
48 | #define CUPS_WASTE_FULL 0x0200 | |
49 | #define CUPS_CLEANER_NEAR_EOL 0x0400 /* Proposed JPS3 */ | |
50 | #define CUPS_CLEANER_LIFE_OVER 0x0800 /* Proposed JPS3 */ | |
04ec7840 | 51 | |
bfdee6b0 | 52 | #define CUPS_SNMP_NONE 0x0000 |
53 | #define CUPS_SNMP_CAPACITY 0x0001 /* Supply levels reported as percentages */ | |
54 | ||
f089e349 | 55 | |
56 | /* | |
57 | * Local structures... | |
58 | */ | |
59 | ||
b8486c6d | 60 | typedef struct /**** Printer supply data ****/ |
f089e349 | 61 | { |
62 | char name[CUPS_SNMP_MAX_STRING], /* Name of supply */ | |
63 | color[8]; /* Color: "#RRGGBB" or "none" */ | |
64 | int colorant, /* Colorant index */ | |
65 | type, /* Supply type */ | |
66 | max_capacity, /* Maximum capacity */ | |
67 | level; /* Current level value */ | |
68 | } backend_supplies_t; | |
69 | ||
b8486c6d | 70 | typedef struct /**** Printer state table ****/ |
71 | { | |
72 | int bit; /* State bit */ | |
73 | const char *keyword; /* IPP printer-state-reasons keyword */ | |
74 | } backend_state_t; | |
75 | ||
f089e349 | 76 | |
77 | /* | |
78 | * Local globals... | |
79 | */ | |
80 | ||
81 | static http_addr_t current_addr; /* Current address */ | |
b8486c6d | 82 | static int current_state = -1; |
83 | /* Current device state bits */ | |
68632bf3 | 84 | static int charset = -1; /* Character set for supply names */ |
bfdee6b0 | 85 | static unsigned quirks = CUPS_SNMP_NONE; |
86 | /* Quirks we have to work around */ | |
04ec7840 | 87 | static int num_supplies = 0; |
f089e349 | 88 | /* Number of supplies found */ |
89 | static backend_supplies_t supplies[CUPS_MAX_SUPPLIES]; | |
90 | /* Supply information */ | |
04ec7840 | 91 | static int supply_state = -1; |
92 | /* Supply state info */ | |
f089e349 | 93 | |
2f0e849a | 94 | static const int hrDeviceDescr[] = |
95 | { CUPS_OID_hrDeviceDescr, 1, -1 }; | |
96 | /* Device description OID */ | |
f089e349 | 97 | static const int hrPrinterStatus[] = |
98 | { CUPS_OID_hrPrinterStatus, 1, -1 }; | |
99 | /* Current state OID */ | |
2f0e849a | 100 | static const int hrPrinterDetectedErrorState[] = |
101 | { CUPS_OID_hrPrinterDetectedErrorState, 1, -1 }; | |
102 | /* Current printer state bits OID */ | |
68632bf3 | 103 | static const int prtGeneralCurrentLocalization[] = |
104 | { CUPS_OID_prtGeneralCurrentLocalization, 1, -1 }; | |
105 | static const int prtLocalizationCharacterSet[] = | |
106 | { CUPS_OID_prtLocalizationCharacterSet, 1, 1, -1 }, | |
107 | prtLocalizationCharacterSetOffset = | |
108 | (sizeof(prtLocalizationCharacterSet) / | |
109 | sizeof(prtLocalizationCharacterSet[0])); | |
f089e349 | 110 | static const int prtMarkerColorantValue[] = |
111 | { CUPS_OID_prtMarkerColorantValue, -1 }, | |
112 | /* Colorant OID */ | |
113 | prtMarkerColorantValueOffset = | |
114 | (sizeof(prtMarkerColorantValue) / | |
115 | sizeof(prtMarkerColorantValue[0])); | |
116 | /* Offset to colorant index */ | |
117 | static const int prtMarkerLifeCount[] = | |
118 | { CUPS_OID_prtMarkerLifeCount, 1, 1, -1 }; | |
119 | /* Page counter OID */ | |
120 | static const int prtMarkerSuppliesEntry[] = | |
121 | { CUPS_OID_prtMarkerSuppliesEntry, -1 }; | |
122 | /* Supplies OID */ | |
123 | static const int prtMarkerSuppliesColorantIndex[] = | |
124 | { CUPS_OID_prtMarkerSuppliesColorantIndex, -1 }, | |
125 | /* Colorant index OID */ | |
126 | prtMarkerSuppliesColorantIndexOffset = | |
127 | (sizeof(prtMarkerSuppliesColorantIndex) / | |
128 | sizeof(prtMarkerSuppliesColorantIndex[0])); | |
129 | /* Offset to supply index */ | |
130 | static const int prtMarkerSuppliesDescription[] = | |
131 | { CUPS_OID_prtMarkerSuppliesDescription, -1 }, | |
132 | /* Description OID */ | |
133 | prtMarkerSuppliesDescriptionOffset = | |
134 | (sizeof(prtMarkerSuppliesDescription) / | |
135 | sizeof(prtMarkerSuppliesDescription[0])); | |
136 | /* Offset to supply index */ | |
137 | static const int prtMarkerSuppliesLevel[] = | |
138 | { CUPS_OID_prtMarkerSuppliesLevel, -1 }, | |
139 | /* Level OID */ | |
140 | prtMarkerSuppliesLevelOffset = | |
141 | (sizeof(prtMarkerSuppliesLevel) / | |
142 | sizeof(prtMarkerSuppliesLevel[0])); | |
143 | /* Offset to supply index */ | |
144 | static const int prtMarkerSuppliesMaxCapacity[] = | |
145 | { CUPS_OID_prtMarkerSuppliesMaxCapacity, -1 }, | |
146 | /* Max capacity OID */ | |
147 | prtMarkerSuppliesMaxCapacityOffset = | |
148 | (sizeof(prtMarkerSuppliesMaxCapacity) / | |
149 | sizeof(prtMarkerSuppliesMaxCapacity[0])); | |
150 | /* Offset to supply index */ | |
151 | static const int prtMarkerSuppliesType[] = | |
152 | { CUPS_OID_prtMarkerSuppliesType, -1 }, | |
153 | /* Type OID */ | |
154 | prtMarkerSuppliesTypeOffset = | |
155 | (sizeof(prtMarkerSuppliesType) / | |
156 | sizeof(prtMarkerSuppliesType[0])); | |
157 | /* Offset to supply index */ | |
33e76852 | 158 | static const int prtMarkerSuppliesSupplyUnit[] = |
159 | { CUPS_OID_prtMarkerSuppliesSupplyUnit, -1 }, | |
160 | /* Units OID */ | |
161 | prtMarkerSuppliesSupplyUnitOffset = | |
162 | (sizeof(prtMarkerSuppliesSupplyUnit) / | |
163 | sizeof(prtMarkerSuppliesSupplyUnit[0])); | |
164 | /* Offset to supply index */ | |
f089e349 | 165 | |
05f8c604 | 166 | static const backend_state_t printer_states[] = |
b8486c6d | 167 | { |
63c1677e | 168 | /* { CUPS_TC_lowPaper, "media-low-report" }, */ |
50e87826 | 169 | { CUPS_TC_noPaper | CUPS_TC_inputTrayEmpty, "media-empty-warning" }, |
04ec7840 | 170 | /* { CUPS_TC_lowToner, "toner-low-report" }, */ /* now use prtMarkerSupplies */ |
171 | /* { CUPS_TC_noToner, "toner-empty-warning" }, */ /* now use prtMarkerSupplies */ | |
b8486c6d | 172 | { CUPS_TC_doorOpen, "door-open-report" }, |
173 | { CUPS_TC_jammed, "media-jam-warning" }, | |
174 | /* { CUPS_TC_offline, "offline-report" }, */ /* unreliable */ | |
cca137a1 | 175 | /* { CUPS_TC_serviceRequested | CUPS_TC_overduePreventMaint, "service-needed-warning" }, */ /* unreliable */ |
b8486c6d | 176 | { CUPS_TC_inputTrayMissing, "input-tray-missing-warning" }, |
177 | { CUPS_TC_outputTrayMissing, "output-tray-missing-warning" }, | |
178 | { CUPS_TC_markerSupplyMissing, "marker-supply-missing-warning" }, | |
179 | { CUPS_TC_outputNearFull, "output-area-almost-full-report" }, | |
180 | { CUPS_TC_outputFull, "output-area-full-warning" } | |
181 | }; | |
182 | ||
05f8c604 | 183 | static const backend_state_t supply_states[] = |
04ec7840 | 184 | { |
185 | { CUPS_DEVELOPER_LOW, "developer-low-report" }, | |
186 | { CUPS_DEVELOPER_EMPTY, "developer-empty-warning" }, | |
187 | { CUPS_MARKER_SUPPLY_LOW, "marker-supply-low-report" }, | |
188 | { CUPS_MARKER_SUPPLY_EMPTY, "marker-supply-empty-warning" }, | |
04ec7840 | 189 | { CUPS_OPC_NEAR_EOL, "opc-near-eol-report" }, |
190 | { CUPS_OPC_LIFE_OVER, "opc-life-over-warning" }, | |
191 | { CUPS_TONER_LOW, "toner-low-report" }, | |
4ac06b06 | 192 | { CUPS_TONER_EMPTY, "toner-empty-warning" }, |
193 | { CUPS_WASTE_ALMOST_FULL, "waste-receptacle-almost-full-report" }, | |
194 | { CUPS_WASTE_FULL, "waste-receptacle-full-warning" }, | |
478aee70 | 195 | { CUPS_CLEANER_NEAR_EOL, "cleaner-life-almost-over-report" }, |
4ac06b06 | 196 | { CUPS_CLEANER_LIFE_OVER, "cleaner-life-over-warning" }, |
04ec7840 | 197 | }; |
198 | ||
f089e349 | 199 | |
200 | /* | |
201 | * Local functions... | |
202 | */ | |
203 | ||
204 | static void backend_init_supplies(int snmp_fd, http_addr_t *addr); | |
205 | static void backend_walk_cb(cups_snmp_t *packet, void *data); | |
68632bf3 | 206 | static void utf16_to_utf8(cups_utf8_t *dst, const unsigned char *src, |
207 | size_t srcsize, size_t dstsize, int le); | |
f089e349 | 208 | |
209 | ||
210 | /* | |
211 | * 'backendSNMPSupplies()' - Get the current supplies for a device. | |
212 | */ | |
213 | ||
5ba153ab | 214 | int /* O - 0 on success, -1 on error */ |
f089e349 | 215 | backendSNMPSupplies( |
216 | int snmp_fd, /* I - SNMP socket */ | |
217 | http_addr_t *addr, /* I - Printer address */ | |
5ba153ab | 218 | int *page_count, /* O - Page count */ |
f089e349 | 219 | int *printer_state) /* O - Printer state */ |
220 | { | |
2f0e849a | 221 | if (!httpAddrEqual(addr, ¤t_addr)) |
f089e349 | 222 | backend_init_supplies(snmp_fd, addr); |
223 | else if (num_supplies > 0) | |
b9e7ae13 | 224 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
bd05fe5d | 225 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesLevel, |
226 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
f089e349 | 227 | |
5ba153ab | 228 | if (page_count) |
229 | *page_count = -1; | |
230 | ||
231 | if (printer_state) | |
232 | *printer_state = -1; | |
2f0e849a | 233 | |
f089e349 | 234 | if (num_supplies > 0) |
235 | { | |
b8486c6d | 236 | int i, /* Looping var */ |
04ec7840 | 237 | percent, /* Percent full */ |
b8486c6d | 238 | new_state, /* New state value */ |
04ec7840 | 239 | change_state, /* State change */ |
240 | new_supply_state = 0; /* Supply state */ | |
f089e349 | 241 | char value[CUPS_MAX_SUPPLIES * 4], |
242 | /* marker-levels value string */ | |
243 | *ptr; /* Pointer into value string */ | |
244 | cups_snmp_t packet; /* SNMP response packet */ | |
f089e349 | 245 | |
246 | /* | |
247 | * Generate the marker-levels value string... | |
248 | */ | |
249 | ||
250 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
251 | { | |
45ffa15c | 252 | if (supplies[i].max_capacity > 0 && supplies[i].level >= 0) |
46f4430e | 253 | percent = 100 * supplies[i].level / supplies[i].max_capacity; |
bfdee6b0 | 254 | else if (supplies[i].level >= 0 && supplies[i].level <= 100 && |
255 | (quirks & CUPS_SNMP_CAPACITY)) | |
256 | percent = supplies[i].level; | |
b509bbe3 | 257 | else |
258 | percent = 50; | |
04ec7840 | 259 | |
45ffa15c | 260 | if (percent <= 5) |
04ec7840 | 261 | { |
262 | switch (supplies[i].type) | |
263 | { | |
264 | case CUPS_TC_toner : | |
265 | case CUPS_TC_tonerCartridge : | |
266 | if (percent <= 1) | |
267 | new_supply_state |= CUPS_TONER_EMPTY; | |
268 | else | |
269 | new_supply_state |= CUPS_TONER_LOW; | |
270 | break; | |
04ec7840 | 271 | case CUPS_TC_ink : |
272 | case CUPS_TC_inkCartridge : | |
273 | case CUPS_TC_inkRibbon : | |
274 | case CUPS_TC_solidWax : | |
275 | case CUPS_TC_ribbonWax : | |
276 | if (percent <= 1) | |
277 | new_supply_state |= CUPS_MARKER_SUPPLY_EMPTY; | |
278 | else | |
279 | new_supply_state |= CUPS_MARKER_SUPPLY_LOW; | |
280 | break; | |
281 | case CUPS_TC_developer : | |
282 | if (percent <= 1) | |
283 | new_supply_state |= CUPS_DEVELOPER_EMPTY; | |
284 | else | |
285 | new_supply_state |= CUPS_DEVELOPER_LOW; | |
286 | break; | |
287 | case CUPS_TC_coronaWire : | |
288 | case CUPS_TC_fuser : | |
289 | case CUPS_TC_opc : | |
290 | case CUPS_TC_transferUnit : | |
291 | if (percent <= 1) | |
292 | new_supply_state |= CUPS_OPC_LIFE_OVER; | |
293 | else | |
294 | new_supply_state |= CUPS_OPC_NEAR_EOL; | |
295 | break; | |
4ac06b06 | 296 | case CUPS_TC_wasteInk : |
297 | case CUPS_TC_wastePaper : | |
298 | case CUPS_TC_wasteToner : | |
299 | case CUPS_TC_wasteWater : | |
300 | case CUPS_TC_wasteWax : | |
301 | if (percent <= 1) | |
302 | new_supply_state |= CUPS_WASTE_FULL; | |
303 | else | |
304 | new_supply_state |= CUPS_WASTE_ALMOST_FULL; | |
305 | break; | |
306 | case CUPS_TC_cleanerUnit : | |
307 | case CUPS_TC_fuserCleaningPad : | |
308 | if (percent <= 1) | |
309 | new_supply_state |= CUPS_CLEANER_LIFE_OVER; | |
310 | else | |
311 | new_supply_state |= CUPS_CLEANER_NEAR_EOL; | |
312 | break; | |
04ec7840 | 313 | } |
314 | } | |
315 | ||
f089e349 | 316 | if (i) |
317 | *ptr++ = ','; | |
318 | ||
bfdee6b0 | 319 | if ((supplies[i].max_capacity > 0 || (quirks & CUPS_SNMP_CAPACITY)) && |
320 | supplies[i].level >= 0) | |
ba8e4110 | 321 | snprintf(ptr, sizeof(value) - (ptr - value), "%d", percent); |
864dbe2c | 322 | else |
ba8e4110 | 323 | strlcpy(ptr, "-1", sizeof(value) - (ptr - value)); |
f089e349 | 324 | } |
325 | ||
326 | fprintf(stderr, "ATTR: marker-levels=%s\n", value); | |
327 | ||
04ec7840 | 328 | if (supply_state < 0) |
329 | change_state = 0xffff; | |
330 | else | |
331 | change_state = supply_state ^ new_supply_state; | |
332 | ||
333 | fprintf(stderr, "DEBUG: new_supply_state=%x, change_state=%x\n", | |
334 | new_supply_state, change_state); | |
335 | ||
336 | for (i = 0; | |
337 | i < (int)(sizeof(supply_states) / sizeof(supply_states[0])); | |
338 | i ++) | |
339 | if (change_state & supply_states[i].bit) | |
340 | { | |
341 | fprintf(stderr, "STATE: %c%s\n", | |
342 | (new_supply_state & supply_states[i].bit) ? '+' : '-', | |
343 | supply_states[i].keyword); | |
344 | } | |
345 | ||
346 | supply_state = new_supply_state; | |
347 | ||
2f0e849a | 348 | /* |
349 | * Get the current printer status bits... | |
350 | */ | |
351 | ||
b9e7ae13 | 352 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
353 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
2f0e849a | 354 | hrPrinterDetectedErrorState)) |
355 | return (-1); | |
356 | ||
bd05fe5d | 357 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
2f0e849a | 358 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
359 | return (-1); | |
360 | ||
4233257e | 361 | if (packet.object_value.string.num_bytes == 2) |
362 | new_state = (packet.object_value.string.bytes[0] << 8) | | |
363 | packet.object_value.string.bytes[1]; | |
0592de24 | 364 | else if (packet.object_value.string.num_bytes == 1) |
365 | new_state = (packet.object_value.string.bytes[0] << 8); | |
4233257e | 366 | else |
367 | new_state = 0; | |
2f0e849a | 368 | |
b8486c6d | 369 | if (current_state < 0) |
370 | change_state = 0xffff; | |
2f0e849a | 371 | else |
b8486c6d | 372 | change_state = current_state ^ new_state; |
2f0e849a | 373 | |
04ec7840 | 374 | fprintf(stderr, "DEBUG: new_state=%x, change_state=%x\n", new_state, |
375 | change_state); | |
09e95d11 | 376 | |
b8486c6d | 377 | for (i = 0; |
378 | i < (int)(sizeof(printer_states) / sizeof(printer_states[0])); | |
379 | i ++) | |
380 | if (change_state & printer_states[i].bit) | |
09e95d11 | 381 | { |
04ec7840 | 382 | fprintf(stderr, "STATE: %c%s\n", |
383 | (new_state & printer_states[i].bit) ? '+' : '-', | |
384 | printer_states[i].keyword); | |
09e95d11 | 385 | } |
2f0e849a | 386 | |
b8486c6d | 387 | current_state = new_state; |
2f0e849a | 388 | |
f089e349 | 389 | /* |
390 | * Get the current printer state... | |
391 | */ | |
392 | ||
5ba153ab | 393 | if (printer_state) |
394 | { | |
b9e7ae13 | 395 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
396 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
5ba153ab | 397 | hrPrinterStatus)) |
398 | return (-1); | |
f089e349 | 399 | |
bd05fe5d | 400 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
5ba153ab | 401 | packet.object_type != CUPS_ASN1_INTEGER) |
402 | return (-1); | |
f089e349 | 403 | |
5ba153ab | 404 | *printer_state = packet.object_value.integer; |
405 | } | |
f089e349 | 406 | |
407 | /* | |
408 | * Get the current page count... | |
409 | */ | |
410 | ||
5ba153ab | 411 | if (page_count) |
412 | { | |
b9e7ae13 | 413 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
414 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
5ba153ab | 415 | prtMarkerLifeCount)) |
416 | return (-1); | |
f089e349 | 417 | |
bd05fe5d | 418 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
5ba153ab | 419 | packet.object_type != CUPS_ASN1_COUNTER) |
420 | return (-1); | |
421 | ||
422 | *page_count = packet.object_value.counter; | |
423 | } | |
f089e349 | 424 | |
5ba153ab | 425 | return (0); |
f089e349 | 426 | } |
427 | else | |
f089e349 | 428 | return (-1); |
f089e349 | 429 | } |
430 | ||
431 | ||
432 | /* | |
433 | * 'backend_init_supplies()' - Initialize the supplies list. | |
434 | */ | |
435 | ||
436 | static void | |
437 | backend_init_supplies( | |
438 | int snmp_fd, /* I - SNMP socket */ | |
439 | http_addr_t *addr) /* I - Printer address */ | |
440 | { | |
2f0e849a | 441 | int i, /* Looping var */ |
442 | type; /* Current marker type */ | |
443 | cups_file_t *cachefile; /* Cache file */ | |
444 | const char *cachedir; /* CUPS_CACHEDIR value */ | |
445 | char addrstr[1024], /* Address string */ | |
446 | cachefilename[1024], /* Cache filename */ | |
447 | description[CUPS_SNMP_MAX_STRING], | |
448 | /* Device description string */ | |
094f290a | 449 | value[CUPS_MAX_SUPPLIES * (CUPS_SNMP_MAX_STRING * 4 + 3)], |
f089e349 | 450 | /* Value string */ |
2f0e849a | 451 | *ptr, /* Pointer into value string */ |
452 | *name_ptr; /* Pointer into name string */ | |
453 | cups_snmp_t packet; /* SNMP response packet */ | |
bb1cb201 | 454 | ppd_file_t *ppd; /* PPD file for this queue */ |
455 | ppd_attr_t *ppdattr; /* cupsSNMPSupplies attribute */ | |
f089e349 | 456 | static const char * const types[] = /* Supply types */ |
2f0e849a | 457 | { |
458 | "other", | |
459 | "unknown", | |
460 | "toner", | |
ba8e4110 | 461 | "waste-toner", |
2f0e849a | 462 | "ink", |
ba8e4110 | 463 | "ink-cartridge", |
464 | "ink-ribbon", | |
465 | "waste-ink", | |
2f0e849a | 466 | "opc", |
467 | "developer", | |
ba8e4110 | 468 | "fuser-oil", |
469 | "solid-wax", | |
470 | "ribbon-wax", | |
471 | "waste-wax", | |
2f0e849a | 472 | "fuser", |
ba8e4110 | 473 | "corona-wire", |
474 | "fuser-oil-wick", | |
475 | "cleaner-unit", | |
476 | "fuser-cleaning-pad", | |
477 | "transfer-unit", | |
478 | "toner-cartridge", | |
479 | "fuser-oiler", | |
2f0e849a | 480 | "water", |
ba8e4110 | 481 | "waste-water", |
482 | "glue-water-additive", | |
483 | "waste-paper", | |
484 | "binding-supply", | |
485 | "banding-supply", | |
486 | "stitching-wire", | |
487 | "shrink-wrap", | |
488 | "paper-wrap", | |
2f0e849a | 489 | "staples", |
490 | "inserts", | |
491 | "covers" | |
492 | }; | |
f089e349 | 493 | |
494 | ||
495 | /* | |
496 | * Reset state information... | |
497 | */ | |
498 | ||
b8486c6d | 499 | current_addr = *addr; |
500 | current_state = -1; | |
501 | num_supplies = -1; | |
68632bf3 | 502 | charset = -1; |
f089e349 | 503 | |
504 | memset(supplies, 0, sizeof(supplies)); | |
505 | ||
bb1cb201 | 506 | /* |
507 | * See if we should be getting supply levels via SNMP... | |
508 | */ | |
509 | ||
bd7252c9 | 510 | if ((ppd = ppdOpenFile(getenv("PPD"))) == NULL || |
511 | ((ppdattr = ppdFindAttr(ppd, "cupsSNMPSupplies", NULL)) != NULL && | |
c6fab96f | 512 | ppdattr->value && _cups_strcasecmp(ppdattr->value, "true"))) |
bb1cb201 | 513 | { |
514 | ppdClose(ppd); | |
515 | return; | |
516 | } | |
517 | ||
bfdee6b0 | 518 | if ((ppdattr = ppdFindAttr(ppd, "cupsSNMPQuirks", NULL)) != NULL) |
519 | { | |
520 | if (!_cups_strcasecmp(ppdattr->value, "capacity")) | |
521 | quirks |= CUPS_SNMP_CAPACITY; | |
522 | } | |
523 | ||
bb1cb201 | 524 | ppdClose(ppd); |
525 | ||
f089e349 | 526 | /* |
2f0e849a | 527 | * Get the device description... |
f089e349 | 528 | */ |
529 | ||
b9e7ae13 | 530 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
531 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
2f0e849a | 532 | hrDeviceDescr)) |
533 | return; | |
534 | ||
bd05fe5d | 535 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
2f0e849a | 536 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
537 | { | |
538 | strlcpy(description, "Unknown", sizeof(description)); | |
539 | num_supplies = 0; | |
540 | } | |
541 | else | |
fee71bd6 | 542 | strlcpy(description, (char *)packet.object_value.string.bytes, |
543 | sizeof(description)); | |
2f0e849a | 544 | |
68632bf3 | 545 | fprintf(stderr, "DEBUG2: hrDeviceDesc=\"%s\"\n", description); |
546 | ||
2f0e849a | 547 | /* |
548 | * See if we have already queried this device... | |
549 | */ | |
550 | ||
551 | httpAddrString(addr, addrstr, sizeof(addrstr)); | |
552 | ||
553 | if ((cachedir = getenv("CUPS_CACHEDIR")) == NULL) | |
554 | cachedir = CUPS_CACHEDIR; | |
555 | ||
556 | snprintf(cachefilename, sizeof(cachefilename), "%s/%s.snmp", cachedir, | |
557 | addrstr); | |
558 | ||
559 | if ((cachefile = cupsFileOpen(cachefilename, "r")) != NULL) | |
560 | { | |
561 | /* | |
562 | * Yes, read the cache file: | |
563 | * | |
68632bf3 | 564 | * 2 num_supplies charset |
2f0e849a | 565 | * device description |
566 | * supply structures... | |
567 | */ | |
568 | ||
569 | if (cupsFileGets(cachefile, value, sizeof(value))) | |
570 | { | |
68632bf3 | 571 | if (sscanf(value, "2 %d%d", &num_supplies, &charset) == 2 && |
2f0e849a | 572 | num_supplies <= CUPS_MAX_SUPPLIES && |
573 | cupsFileGets(cachefile, value, sizeof(value))) | |
574 | { | |
2f0e849a | 575 | if (!strcmp(description, value)) |
576 | cupsFileRead(cachefile, (char *)supplies, | |
577 | num_supplies * sizeof(backend_supplies_t)); | |
578 | else | |
68632bf3 | 579 | { |
2f0e849a | 580 | num_supplies = -1; |
68632bf3 | 581 | charset = -1; |
582 | } | |
2f0e849a | 583 | } |
584 | else | |
68632bf3 | 585 | { |
2f0e849a | 586 | num_supplies = -1; |
68632bf3 | 587 | charset = -1; |
588 | } | |
2f0e849a | 589 | } |
590 | ||
591 | cupsFileClose(cachefile); | |
592 | } | |
593 | ||
594 | /* | |
595 | * If the cache information isn't correct, scan for supplies... | |
596 | */ | |
597 | ||
68632bf3 | 598 | if (charset < 0) |
599 | { | |
600 | /* | |
601 | * Get the configured character set... | |
602 | */ | |
603 | ||
604 | int oid[CUPS_SNMP_MAX_OID]; /* OID for character set */ | |
605 | ||
606 | ||
607 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
608 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
609 | prtGeneralCurrentLocalization)) | |
610 | return; | |
611 | ||
bd05fe5d | 612 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
68632bf3 | 613 | packet.object_type != CUPS_ASN1_INTEGER) |
614 | { | |
615 | fprintf(stderr, | |
fada653d | 616 | "DEBUG: prtGeneralCurrentLocalization type is %x, expected %x!\n", |
68632bf3 | 617 | packet.object_type, CUPS_ASN1_INTEGER); |
618 | return; | |
619 | } | |
620 | ||
621 | fprintf(stderr, "DEBUG2: prtGeneralCurrentLocalization=%d\n", | |
622 | packet.object_value.integer); | |
623 | ||
624 | _cupsSNMPCopyOID(oid, prtLocalizationCharacterSet, CUPS_SNMP_MAX_OID); | |
bd05fe5d | 625 | oid[prtLocalizationCharacterSetOffset - 2] = packet.object_value.integer; |
68632bf3 | 626 | |
627 | ||
628 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
629 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
630 | oid)) | |
631 | return; | |
632 | ||
bd05fe5d | 633 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
68632bf3 | 634 | packet.object_type != CUPS_ASN1_INTEGER) |
635 | { | |
636 | fprintf(stderr, | |
fada653d | 637 | "DEBUG: prtLocalizationCharacterSet type is %x, expected %x!\n", |
68632bf3 | 638 | packet.object_type, CUPS_ASN1_INTEGER); |
639 | return; | |
640 | } | |
641 | ||
642 | fprintf(stderr, "DEBUG2: prtLocalizationCharacterSet=%d\n", | |
643 | packet.object_value.integer); | |
644 | charset = packet.object_value.integer; | |
645 | } | |
646 | ||
2f0e849a | 647 | if (num_supplies < 0) |
648 | { | |
649 | /* | |
650 | * Walk the printer configuration information... | |
651 | */ | |
652 | ||
b9e7ae13 | 653 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
bd05fe5d | 654 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesEntry, |
655 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
2f0e849a | 656 | } |
657 | ||
658 | /* | |
659 | * Save the cached information... | |
660 | */ | |
661 | ||
662 | if (num_supplies < 0) | |
663 | num_supplies = 0; | |
664 | ||
665 | if ((cachefile = cupsFileOpen(cachefilename, "w")) != NULL) | |
666 | { | |
68632bf3 | 667 | cupsFilePrintf(cachefile, "2 %d %d\n", num_supplies, charset); |
2f0e849a | 668 | cupsFilePrintf(cachefile, "%s\n", description); |
669 | ||
670 | if (num_supplies > 0) | |
671 | cupsFileWrite(cachefile, (char *)supplies, | |
672 | num_supplies * sizeof(backend_supplies_t)); | |
673 | ||
674 | cupsFileClose(cachefile); | |
675 | } | |
f089e349 | 676 | |
677 | if (num_supplies <= 0) | |
678 | return; | |
679 | ||
680 | /* | |
681 | * Get the colors... | |
682 | */ | |
683 | ||
684 | for (i = 0; i < num_supplies; i ++) | |
ba8e4110 | 685 | strlcpy(supplies[i].color, "none", sizeof(supplies[i].color)); |
f089e349 | 686 | |
b9e7ae13 | 687 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
bd05fe5d | 688 | _cupsSNMPDefaultCommunity(), prtMarkerColorantValue, |
689 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
f089e349 | 690 | |
691 | /* | |
692 | * Output the marker-colors attribute... | |
693 | */ | |
694 | ||
695 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
696 | { | |
697 | if (i) | |
698 | *ptr++ = ','; | |
699 | ||
ba8e4110 | 700 | strlcpy(ptr, supplies[i].color, sizeof(value) - (ptr - value)); |
f089e349 | 701 | } |
702 | ||
703 | fprintf(stderr, "ATTR: marker-colors=%s\n", value); | |
704 | ||
705 | /* | |
094f290a | 706 | * Output the marker-names attribute (the double quoting is necessary to deal |
707 | * with embedded quotes and commas in the marker names...) | |
f089e349 | 708 | */ |
709 | ||
710 | for (i = 0, ptr = value; i < num_supplies; i ++) | |
711 | { | |
712 | if (i) | |
713 | *ptr++ = ','; | |
714 | ||
094f290a | 715 | *ptr++ = '\''; |
f089e349 | 716 | *ptr++ = '\"'; |
717 | for (name_ptr = supplies[i].name; *name_ptr;) | |
718 | { | |
094f290a | 719 | if (*name_ptr == '\\' || *name_ptr == '\"' || *name_ptr == '\'') |
720 | { | |
721 | *ptr++ = '\\'; | |
722 | *ptr++ = '\\'; | |
f089e349 | 723 | *ptr++ = '\\'; |
094f290a | 724 | } |
f089e349 | 725 | |
726 | *ptr++ = *name_ptr++; | |
727 | } | |
728 | *ptr++ = '\"'; | |
094f290a | 729 | *ptr++ = '\''; |
f089e349 | 730 | } |
731 | ||
732 | *ptr = '\0'; | |
733 | ||
734 | fprintf(stderr, "ATTR: marker-names=%s\n", value); | |
735 | ||
736 | /* | |
737 | * Output the marker-types attribute... | |
738 | */ | |
739 | ||
740 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
741 | { | |
742 | if (i) | |
743 | *ptr++ = ','; | |
744 | ||
745 | type = supplies[i].type; | |
746 | ||
2f0e849a | 747 | if (type < CUPS_TC_other || type > CUPS_TC_covers) |
ba8e4110 | 748 | strlcpy(ptr, "unknown", sizeof(value) - (ptr - value)); |
f089e349 | 749 | else |
ba8e4110 | 750 | strlcpy(ptr, types[type - CUPS_TC_other], sizeof(value) - (ptr - value)); |
f089e349 | 751 | } |
752 | ||
753 | fprintf(stderr, "ATTR: marker-types=%s\n", value); | |
754 | } | |
755 | ||
756 | ||
757 | /* | |
68632bf3 | 758 | * 'backend_walk_cb()' - Interpret the supply value responses. |
f089e349 | 759 | */ |
760 | ||
761 | static void | |
762 | backend_walk_cb(cups_snmp_t *packet, /* I - SNMP packet */ | |
763 | void *data) /* I - User data (unused) */ | |
764 | { | |
765 | int i, j, k; /* Looping vars */ | |
9a03db8e | 766 | static const char * const colors[][2] = |
f089e349 | 767 | { /* Standard color names */ |
9a03db8e | 768 | { "black", "#000000" }, |
769 | { "blue", "#0000FF" }, | |
770 | { "brown", "#A52A2A" }, | |
771 | { "cyan", "#00FFFF" }, | |
772 | { "dark-gray", "#404040" }, | |
773 | { "dark gray", "#404040" }, | |
774 | { "dark-yellow", "#FFCC00" }, | |
775 | { "dark yellow", "#FFCC00" }, | |
776 | { "gold", "#FFD700" }, | |
777 | { "gray", "#808080" }, | |
778 | { "green", "#00FF00" }, | |
779 | { "light-black", "#606060" }, | |
780 | { "light black", "#606060" }, | |
781 | { "light-cyan", "#E0FFFF" }, | |
782 | { "light cyan", "#E0FFFF" }, | |
783 | { "light-gray", "#D3D3D3" }, | |
784 | { "light gray", "#D3D3D3" }, | |
785 | { "light-magenta", "#FF77FF" }, | |
786 | { "light magenta", "#FF77FF" }, | |
787 | { "magenta", "#FF00FF" }, | |
788 | { "orange", "#FFA500" }, | |
789 | { "red", "#FF0000" }, | |
790 | { "silver", "#C0C0C0" }, | |
791 | { "white", "#FFFFFF" }, | |
792 | { "yellow", "#FFFF00" } | |
f089e349 | 793 | }; |
794 | ||
795 | ||
796 | (void)data; | |
797 | ||
b9e7ae13 | 798 | if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerColorantValue) && |
f089e349 | 799 | packet->object_type == CUPS_ASN1_OCTET_STRING) |
800 | { | |
801 | /* | |
802 | * Get colorant... | |
803 | */ | |
804 | ||
805 | i = packet->object_name[prtMarkerColorantValueOffset]; | |
806 | ||
807 | fprintf(stderr, "DEBUG2: prtMarkerColorantValue.1.%d = \"%s\"\n", i, | |
fee71bd6 | 808 | (char *)packet->object_value.string.bytes); |
f089e349 | 809 | |
810 | for (j = 0; j < num_supplies; j ++) | |
811 | if (supplies[j].colorant == i) | |
812 | { | |
813 | for (k = 0; k < (int)(sizeof(colors) / sizeof(colors[0])); k ++) | |
9a03db8e | 814 | if (!_cups_strcasecmp(colors[k][0], |
815 | (char *)packet->object_value.string.bytes)) | |
f089e349 | 816 | { |
ba8e4110 | 817 | strlcpy(supplies[j].color, colors[k][1], sizeof(supplies[j].color)); |
f089e349 | 818 | break; |
819 | } | |
820 | } | |
821 | } | |
b9e7ae13 | 822 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesColorantIndex)) |
f089e349 | 823 | { |
824 | /* | |
825 | * Get colorant index... | |
826 | */ | |
827 | ||
828 | i = packet->object_name[prtMarkerSuppliesColorantIndexOffset]; | |
829 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
830 | packet->object_type != CUPS_ASN1_INTEGER) | |
831 | return; | |
832 | ||
833 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesColorantIndex.1.%d = %d\n", i, | |
834 | packet->object_value.integer); | |
835 | ||
836 | if (i > num_supplies) | |
837 | num_supplies = i; | |
838 | ||
839 | supplies[i - 1].colorant = packet->object_value.integer; | |
840 | } | |
b9e7ae13 | 841 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesDescription)) |
f089e349 | 842 | { |
843 | /* | |
844 | * Get supply name/description... | |
845 | */ | |
846 | ||
847 | i = packet->object_name[prtMarkerSuppliesDescriptionOffset]; | |
848 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
849 | packet->object_type != CUPS_ASN1_OCTET_STRING) | |
850 | return; | |
851 | ||
f089e349 | 852 | if (i > num_supplies) |
853 | num_supplies = i; | |
854 | ||
68632bf3 | 855 | switch (charset) |
856 | { | |
857 | case CUPS_TC_csASCII : | |
858 | case CUPS_TC_csUTF8 : | |
859 | case CUPS_TC_csUnicodeASCII : | |
860 | strlcpy(supplies[i - 1].name, | |
861 | (char *)packet->object_value.string.bytes, | |
862 | sizeof(supplies[0].name)); | |
863 | break; | |
864 | ||
865 | case CUPS_TC_csISOLatin1 : | |
866 | case CUPS_TC_csUnicodeLatin1 : | |
867 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
868 | (char *)packet->object_value.string.bytes, | |
869 | sizeof(supplies[0].name), CUPS_ISO8859_1); | |
870 | break; | |
871 | ||
872 | case CUPS_TC_csShiftJIS : | |
1dc31912 | 873 | case CUPS_TC_csWindows31J : /* Close enough for our purposes */ |
68632bf3 | 874 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, |
875 | (char *)packet->object_value.string.bytes, | |
876 | sizeof(supplies[0].name), CUPS_JIS_X0213); | |
877 | break; | |
878 | ||
879 | case CUPS_TC_csUCS4 : | |
880 | case CUPS_TC_csUTF32 : | |
881 | case CUPS_TC_csUTF32BE : | |
882 | case CUPS_TC_csUTF32LE : | |
883 | cupsUTF32ToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
884 | (cups_utf32_t *)packet->object_value.string.bytes, | |
885 | sizeof(supplies[0].name)); | |
886 | break; | |
887 | ||
888 | case CUPS_TC_csUnicode : | |
889 | case CUPS_TC_csUTF16BE : | |
890 | case CUPS_TC_csUTF16LE : | |
891 | utf16_to_utf8((cups_utf8_t *)supplies[i - 1].name, | |
892 | packet->object_value.string.bytes, | |
893 | packet->object_value.string.num_bytes, | |
894 | sizeof(supplies[0].name), charset == CUPS_TC_csUTF16LE); | |
895 | break; | |
896 | ||
897 | default : | |
898 | /* | |
899 | * If we get here, the printer is using an unknown character set and | |
c96be3b6 | 900 | * we just want to copy characters that look like ASCII... |
68632bf3 | 901 | */ |
902 | ||
c96be3b6 | 903 | { |
904 | char *src, *dst; /* Pointers into strings */ | |
905 | ||
c96be3b6 | 906 | /* |
907 | * Loop safe because both the object_value and supplies char arrays | |
908 | * are CUPS_SNMP_MAX_STRING elements long. | |
909 | */ | |
910 | ||
911 | for (src = (char *)packet->object_value.string.bytes, | |
912 | dst = supplies[i - 1].name; | |
913 | *src; | |
914 | src ++) | |
915 | { | |
916 | if ((*src & 0x80) || *src < ' ' || *src == 0x7f) | |
917 | *dst++ = '?'; | |
918 | else | |
919 | *dst++ = *src; | |
920 | } | |
921 | ||
922 | *dst = '\0'; | |
923 | } | |
68632bf3 | 924 | break; |
925 | } | |
926 | ||
927 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesDescription.1.%d = \"%s\"\n", i, | |
928 | supplies[i - 1].name); | |
929 | ||
f089e349 | 930 | } |
b9e7ae13 | 931 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesLevel)) |
f089e349 | 932 | { |
933 | /* | |
934 | * Get level... | |
935 | */ | |
936 | ||
937 | i = packet->object_name[prtMarkerSuppliesLevelOffset]; | |
938 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
939 | packet->object_type != CUPS_ASN1_INTEGER) | |
940 | return; | |
941 | ||
942 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesLevel.1.%d = %d\n", i, | |
943 | packet->object_value.integer); | |
944 | ||
945 | if (i > num_supplies) | |
946 | num_supplies = i; | |
947 | ||
948 | supplies[i - 1].level = packet->object_value.integer; | |
949 | } | |
bfdee6b0 | 950 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesMaxCapacity) && |
951 | !(quirks & CUPS_SNMP_CAPACITY)) | |
f089e349 | 952 | { |
953 | /* | |
954 | * Get max capacity... | |
955 | */ | |
956 | ||
957 | i = packet->object_name[prtMarkerSuppliesMaxCapacityOffset]; | |
958 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
959 | packet->object_type != CUPS_ASN1_INTEGER) | |
960 | return; | |
961 | ||
962 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesMaxCapacity.1.%d = %d\n", i, | |
963 | packet->object_value.integer); | |
964 | ||
965 | if (i > num_supplies) | |
966 | num_supplies = i; | |
967 | ||
0950691e | 968 | if (supplies[i - 1].max_capacity == 0 && |
969 | packet->object_value.integer > 0) | |
970 | supplies[i - 1].max_capacity = packet->object_value.integer; | |
f089e349 | 971 | } |
b9e7ae13 | 972 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesType)) |
f089e349 | 973 | { |
974 | /* | |
975 | * Get marker type... | |
976 | */ | |
977 | ||
978 | i = packet->object_name[prtMarkerSuppliesTypeOffset]; | |
979 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
980 | packet->object_type != CUPS_ASN1_INTEGER) | |
981 | return; | |
982 | ||
983 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesType.1.%d = %d\n", i, | |
984 | packet->object_value.integer); | |
985 | ||
986 | if (i > num_supplies) | |
987 | num_supplies = i; | |
988 | ||
989 | supplies[i - 1].type = packet->object_value.integer; | |
990 | } | |
33e76852 | 991 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesSupplyUnit)) |
992 | { | |
993 | /* | |
994 | * Get units for capacity... | |
995 | */ | |
996 | ||
997 | i = packet->object_name[prtMarkerSuppliesSupplyUnitOffset]; | |
998 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
999 | packet->object_type != CUPS_ASN1_INTEGER) | |
1000 | return; | |
1001 | ||
1002 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesSupplyUnit.1.%d = %d\n", i, | |
1003 | packet->object_value.integer); | |
1004 | ||
1005 | if (i > num_supplies) | |
1006 | num_supplies = i; | |
1007 | ||
1008 | if (packet->object_value.integer == CUPS_TC_percent) | |
1009 | supplies[i - 1].max_capacity = 100; | |
1010 | } | |
f089e349 | 1011 | } |
1012 | ||
1013 | ||
68632bf3 | 1014 | /* |
1015 | * 'utf16_to_utf8()' - Convert UTF-16 text to UTF-8. | |
1016 | */ | |
1017 | ||
1018 | static void | |
1019 | utf16_to_utf8( | |
1020 | cups_utf8_t *dst, /* I - Destination buffer */ | |
1021 | const unsigned char *src, /* I - Source string */ | |
1022 | size_t srcsize, /* I - Size of source string */ | |
1023 | size_t dstsize, /* I - Size of destination buffer */ | |
1024 | int le) /* I - Source is little-endian? */ | |
1025 | { | |
1026 | cups_utf32_t ch, /* Current character */ | |
1027 | temp[CUPS_SNMP_MAX_STRING], | |
1028 | /* UTF-32 string */ | |
1029 | *ptr; /* Pointer into UTF-32 string */ | |
1030 | ||
1031 | ||
1032 | for (ptr = temp; srcsize >= 2;) | |
1033 | { | |
1034 | if (le) | |
1035 | ch = src[0] | (src[1] << 8); | |
1036 | else | |
1037 | ch = (src[0] << 8) | src[1]; | |
1038 | ||
1039 | src += 2; | |
1040 | srcsize -= 2; | |
1041 | ||
1042 | if (ch >= 0xd800 && ch <= 0xdbff && srcsize >= 2) | |
1043 | { | |
1044 | /* | |
1045 | * Multi-word UTF-16 char... | |
1046 | */ | |
1047 | ||
1048 | int lch; /* Lower word */ | |
1049 | ||
1050 | ||
1051 | if (le) | |
1052 | lch = src[0] | (src[1] << 8); | |
1053 | else | |
1054 | lch = (src[0] << 8) | src[1]; | |
1055 | ||
1056 | if (lch >= 0xdc00 && lch <= 0xdfff) | |
1057 | { | |
1058 | src += 2; | |
1059 | srcsize -= 2; | |
1060 | ||
1061 | ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000; | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | if (ptr < (temp + CUPS_SNMP_MAX_STRING - 1)) | |
1066 | *ptr++ = ch; | |
1067 | } | |
1068 | ||
1069 | *ptr = '\0'; | |
1070 | ||
1071 | cupsUTF32ToUTF8(dst, temp, dstsize); | |
1072 | } | |
1073 | ||
1074 | ||
f089e349 | 1075 | /* |
1076 | * End of "$Id$". | |
1077 | */ |