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Commit | Line | Data |
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568fa3fa MS |
1 | /* |
2 | * "$Id$" | |
3 | * | |
c8fef167 | 4 | * SNMP supplies functions for CUPS. |
568fa3fa | 5 | * |
f7e3306a | 6 | * Copyright 2008-2013 by Apple Inc. |
568fa3fa MS |
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 | * | |
18 | * backendSNMPSupplies() - Get the current supplies for a device. | |
19 | * backend_init_supplies() - Initialize the supplies list. | |
68b10830 MS |
20 | * backend_walk_cb() - Interpret the supply value responses. |
21 | * utf16_to_utf8() - Convert UTF-16 text to UTF-8. | |
568fa3fa MS |
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 */ | |
68b10830 | 37 | #define CUPS_SUPPLY_TIMEOUT 2.0 /* Timeout for SNMP lookups */ |
568fa3fa | 38 | |
82cc1f9a MS |
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 */ | |
c8fef167 | 51 | |
a29fd7dd MS |
52 | #define CUPS_SNMP_NONE 0x0000 |
53 | #define CUPS_SNMP_CAPACITY 0x0001 /* Supply levels reported as percentages */ | |
54 | ||
568fa3fa MS |
55 | |
56 | /* | |
57 | * Local structures... | |
58 | */ | |
59 | ||
745129be | 60 | typedef struct /**** Printer supply data ****/ |
568fa3fa MS |
61 | { |
62 | char name[CUPS_SNMP_MAX_STRING], /* Name of supply */ | |
63 | color[8]; /* Color: "#RRGGBB" or "none" */ | |
64 | int colorant, /* Colorant index */ | |
f7e3306a | 65 | sclass, /* Supply class */ |
568fa3fa MS |
66 | type, /* Supply type */ |
67 | max_capacity, /* Maximum capacity */ | |
68 | level; /* Current level value */ | |
69 | } backend_supplies_t; | |
70 | ||
745129be MS |
71 | typedef struct /**** Printer state table ****/ |
72 | { | |
73 | int bit; /* State bit */ | |
74 | const char *keyword; /* IPP printer-state-reasons keyword */ | |
75 | } backend_state_t; | |
76 | ||
568fa3fa MS |
77 | |
78 | /* | |
79 | * Local globals... | |
80 | */ | |
81 | ||
82 | static http_addr_t current_addr; /* Current address */ | |
745129be MS |
83 | static int current_state = -1; |
84 | /* Current device state bits */ | |
68b10830 | 85 | static int charset = -1; /* Character set for supply names */ |
a29fd7dd MS |
86 | static unsigned quirks = CUPS_SNMP_NONE; |
87 | /* Quirks we have to work around */ | |
c8fef167 | 88 | static int num_supplies = 0; |
568fa3fa MS |
89 | /* Number of supplies found */ |
90 | static backend_supplies_t supplies[CUPS_MAX_SUPPLIES]; | |
91 | /* Supply information */ | |
c8fef167 MS |
92 | static int supply_state = -1; |
93 | /* Supply state info */ | |
568fa3fa MS |
94 | |
95 | static const int hrDeviceDescr[] = | |
96 | { CUPS_OID_hrDeviceDescr, 1, -1 }; | |
97 | /* Device description OID */ | |
98 | static const int hrPrinterStatus[] = | |
99 | { CUPS_OID_hrPrinterStatus, 1, -1 }; | |
100 | /* Current state OID */ | |
101 | static const int hrPrinterDetectedErrorState[] = | |
102 | { CUPS_OID_hrPrinterDetectedErrorState, 1, -1 }; | |
103 | /* Current printer state bits OID */ | |
68b10830 MS |
104 | static const int prtGeneralCurrentLocalization[] = |
105 | { CUPS_OID_prtGeneralCurrentLocalization, 1, -1 }; | |
106 | static const int prtLocalizationCharacterSet[] = | |
107 | { CUPS_OID_prtLocalizationCharacterSet, 1, 1, -1 }, | |
108 | prtLocalizationCharacterSetOffset = | |
109 | (sizeof(prtLocalizationCharacterSet) / | |
110 | sizeof(prtLocalizationCharacterSet[0])); | |
568fa3fa MS |
111 | static const int prtMarkerColorantValue[] = |
112 | { CUPS_OID_prtMarkerColorantValue, -1 }, | |
113 | /* Colorant OID */ | |
114 | prtMarkerColorantValueOffset = | |
115 | (sizeof(prtMarkerColorantValue) / | |
116 | sizeof(prtMarkerColorantValue[0])); | |
117 | /* Offset to colorant index */ | |
118 | static const int prtMarkerLifeCount[] = | |
119 | { CUPS_OID_prtMarkerLifeCount, 1, 1, -1 }; | |
120 | /* Page counter OID */ | |
121 | static const int prtMarkerSuppliesEntry[] = | |
122 | { CUPS_OID_prtMarkerSuppliesEntry, -1 }; | |
123 | /* Supplies OID */ | |
124 | static const int prtMarkerSuppliesColorantIndex[] = | |
125 | { CUPS_OID_prtMarkerSuppliesColorantIndex, -1 }, | |
126 | /* Colorant index OID */ | |
127 | prtMarkerSuppliesColorantIndexOffset = | |
128 | (sizeof(prtMarkerSuppliesColorantIndex) / | |
129 | sizeof(prtMarkerSuppliesColorantIndex[0])); | |
130 | /* Offset to supply index */ | |
131 | static const int prtMarkerSuppliesDescription[] = | |
132 | { CUPS_OID_prtMarkerSuppliesDescription, -1 }, | |
133 | /* Description OID */ | |
134 | prtMarkerSuppliesDescriptionOffset = | |
135 | (sizeof(prtMarkerSuppliesDescription) / | |
136 | sizeof(prtMarkerSuppliesDescription[0])); | |
137 | /* Offset to supply index */ | |
138 | static const int prtMarkerSuppliesLevel[] = | |
139 | { CUPS_OID_prtMarkerSuppliesLevel, -1 }, | |
140 | /* Level OID */ | |
141 | prtMarkerSuppliesLevelOffset = | |
142 | (sizeof(prtMarkerSuppliesLevel) / | |
143 | sizeof(prtMarkerSuppliesLevel[0])); | |
144 | /* Offset to supply index */ | |
145 | static const int prtMarkerSuppliesMaxCapacity[] = | |
146 | { CUPS_OID_prtMarkerSuppliesMaxCapacity, -1 }, | |
147 | /* Max capacity OID */ | |
148 | prtMarkerSuppliesMaxCapacityOffset = | |
149 | (sizeof(prtMarkerSuppliesMaxCapacity) / | |
150 | sizeof(prtMarkerSuppliesMaxCapacity[0])); | |
151 | /* Offset to supply index */ | |
f7e3306a MS |
152 | static const int prtMarkerSuppliesClass[] = |
153 | { CUPS_OID_prtMarkerSuppliesClass, -1 }, | |
154 | /* Class OID */ | |
155 | prtMarkerSuppliesClassOffset = | |
156 | (sizeof(prtMarkerSuppliesClass) / | |
157 | sizeof(prtMarkerSuppliesClass[0])); | |
158 | /* Offset to supply index */ | |
568fa3fa MS |
159 | static const int prtMarkerSuppliesType[] = |
160 | { CUPS_OID_prtMarkerSuppliesType, -1 }, | |
161 | /* Type OID */ | |
162 | prtMarkerSuppliesTypeOffset = | |
163 | (sizeof(prtMarkerSuppliesType) / | |
164 | sizeof(prtMarkerSuppliesType[0])); | |
165 | /* Offset to supply index */ | |
82cc1f9a MS |
166 | static const int prtMarkerSuppliesSupplyUnit[] = |
167 | { CUPS_OID_prtMarkerSuppliesSupplyUnit, -1 }, | |
168 | /* Units OID */ | |
169 | prtMarkerSuppliesSupplyUnitOffset = | |
170 | (sizeof(prtMarkerSuppliesSupplyUnit) / | |
171 | sizeof(prtMarkerSuppliesSupplyUnit[0])); | |
172 | /* Offset to supply index */ | |
568fa3fa | 173 | |
c1420c87 | 174 | static const backend_state_t printer_states[] = |
745129be | 175 | { |
3e7fe0ca | 176 | /* { CUPS_TC_lowPaper, "media-low-report" }, */ |
745129be | 177 | { CUPS_TC_noPaper | CUPS_TC_inputTrayEmpty, "media-empty-warning" }, |
c8fef167 MS |
178 | /* { CUPS_TC_lowToner, "toner-low-report" }, */ /* now use prtMarkerSupplies */ |
179 | /* { CUPS_TC_noToner, "toner-empty-warning" }, */ /* now use prtMarkerSupplies */ | |
745129be MS |
180 | { CUPS_TC_doorOpen, "door-open-report" }, |
181 | { CUPS_TC_jammed, "media-jam-warning" }, | |
182 | /* { CUPS_TC_offline, "offline-report" }, */ /* unreliable */ | |
e07d4801 | 183 | /* { CUPS_TC_serviceRequested | CUPS_TC_overduePreventMaint, "service-needed-warning" }, */ /* unreliable */ |
745129be MS |
184 | { CUPS_TC_inputTrayMissing, "input-tray-missing-warning" }, |
185 | { CUPS_TC_outputTrayMissing, "output-tray-missing-warning" }, | |
186 | { CUPS_TC_markerSupplyMissing, "marker-supply-missing-warning" }, | |
187 | { CUPS_TC_outputNearFull, "output-area-almost-full-report" }, | |
188 | { CUPS_TC_outputFull, "output-area-full-warning" } | |
189 | }; | |
190 | ||
c1420c87 | 191 | static const backend_state_t supply_states[] = |
c8fef167 MS |
192 | { |
193 | { CUPS_DEVELOPER_LOW, "developer-low-report" }, | |
194 | { CUPS_DEVELOPER_EMPTY, "developer-empty-warning" }, | |
195 | { CUPS_MARKER_SUPPLY_LOW, "marker-supply-low-report" }, | |
196 | { CUPS_MARKER_SUPPLY_EMPTY, "marker-supply-empty-warning" }, | |
c8fef167 MS |
197 | { CUPS_OPC_NEAR_EOL, "opc-near-eol-report" }, |
198 | { CUPS_OPC_LIFE_OVER, "opc-life-over-warning" }, | |
199 | { CUPS_TONER_LOW, "toner-low-report" }, | |
82cc1f9a MS |
200 | { CUPS_TONER_EMPTY, "toner-empty-warning" }, |
201 | { CUPS_WASTE_ALMOST_FULL, "waste-receptacle-almost-full-report" }, | |
202 | { CUPS_WASTE_FULL, "waste-receptacle-full-warning" }, | |
203 | { CUPS_CLEANER_NEAR_EOL, "cleaner-life-almost-over-report" }, | |
204 | { CUPS_CLEANER_LIFE_OVER, "cleaner-life-over-warning" }, | |
c8fef167 MS |
205 | }; |
206 | ||
568fa3fa MS |
207 | |
208 | /* | |
209 | * Local functions... | |
210 | */ | |
211 | ||
212 | static void backend_init_supplies(int snmp_fd, http_addr_t *addr); | |
213 | static void backend_walk_cb(cups_snmp_t *packet, void *data); | |
68b10830 MS |
214 | static void utf16_to_utf8(cups_utf8_t *dst, const unsigned char *src, |
215 | size_t srcsize, size_t dstsize, int le); | |
568fa3fa MS |
216 | |
217 | ||
218 | /* | |
219 | * 'backendSNMPSupplies()' - Get the current supplies for a device. | |
220 | */ | |
221 | ||
222 | int /* O - 0 on success, -1 on error */ | |
223 | backendSNMPSupplies( | |
224 | int snmp_fd, /* I - SNMP socket */ | |
225 | http_addr_t *addr, /* I - Printer address */ | |
226 | int *page_count, /* O - Page count */ | |
227 | int *printer_state) /* O - Printer state */ | |
228 | { | |
229 | if (!httpAddrEqual(addr, ¤t_addr)) | |
230 | backend_init_supplies(snmp_fd, addr); | |
231 | else if (num_supplies > 0) | |
7a14d768 | 232 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
233 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesLevel, |
234 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
235 | |
236 | if (page_count) | |
237 | *page_count = -1; | |
238 | ||
239 | if (printer_state) | |
240 | *printer_state = -1; | |
241 | ||
242 | if (num_supplies > 0) | |
243 | { | |
745129be | 244 | int i, /* Looping var */ |
c8fef167 | 245 | percent, /* Percent full */ |
745129be | 246 | new_state, /* New state value */ |
c8fef167 MS |
247 | change_state, /* State change */ |
248 | new_supply_state = 0; /* Supply state */ | |
568fa3fa MS |
249 | char value[CUPS_MAX_SUPPLIES * 4], |
250 | /* marker-levels value string */ | |
251 | *ptr; /* Pointer into value string */ | |
252 | cups_snmp_t packet; /* SNMP response packet */ | |
568fa3fa MS |
253 | |
254 | /* | |
255 | * Generate the marker-levels value string... | |
256 | */ | |
257 | ||
258 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
259 | { | |
a4845881 | 260 | if (supplies[i].max_capacity > 0 && supplies[i].level >= 0) |
07ed0e9a | 261 | percent = 100 * supplies[i].level / supplies[i].max_capacity; |
a29fd7dd MS |
262 | else if (supplies[i].level >= 0 && supplies[i].level <= 100 && |
263 | (quirks & CUPS_SNMP_CAPACITY)) | |
264 | percent = supplies[i].level; | |
07ed0e9a MS |
265 | else |
266 | percent = 50; | |
c8fef167 | 267 | |
f7e3306a MS |
268 | if (supplies[i].sclass == CUPS_TC_receptacleThatIsFilled) |
269 | percent = 100 - percent; | |
270 | ||
a4845881 | 271 | if (percent <= 5) |
c8fef167 MS |
272 | { |
273 | switch (supplies[i].type) | |
274 | { | |
275 | case CUPS_TC_toner : | |
276 | case CUPS_TC_tonerCartridge : | |
277 | if (percent <= 1) | |
278 | new_supply_state |= CUPS_TONER_EMPTY; | |
279 | else | |
280 | new_supply_state |= CUPS_TONER_LOW; | |
281 | break; | |
c8fef167 MS |
282 | case CUPS_TC_ink : |
283 | case CUPS_TC_inkCartridge : | |
284 | case CUPS_TC_inkRibbon : | |
285 | case CUPS_TC_solidWax : | |
286 | case CUPS_TC_ribbonWax : | |
287 | if (percent <= 1) | |
288 | new_supply_state |= CUPS_MARKER_SUPPLY_EMPTY; | |
289 | else | |
290 | new_supply_state |= CUPS_MARKER_SUPPLY_LOW; | |
291 | break; | |
292 | case CUPS_TC_developer : | |
293 | if (percent <= 1) | |
294 | new_supply_state |= CUPS_DEVELOPER_EMPTY; | |
295 | else | |
296 | new_supply_state |= CUPS_DEVELOPER_LOW; | |
297 | break; | |
298 | case CUPS_TC_coronaWire : | |
299 | case CUPS_TC_fuser : | |
300 | case CUPS_TC_opc : | |
301 | case CUPS_TC_transferUnit : | |
302 | if (percent <= 1) | |
303 | new_supply_state |= CUPS_OPC_LIFE_OVER; | |
304 | else | |
305 | new_supply_state |= CUPS_OPC_NEAR_EOL; | |
306 | break; | |
82cc1f9a MS |
307 | case CUPS_TC_wasteInk : |
308 | case CUPS_TC_wastePaper : | |
309 | case CUPS_TC_wasteToner : | |
310 | case CUPS_TC_wasteWater : | |
311 | case CUPS_TC_wasteWax : | |
312 | if (percent <= 1) | |
313 | new_supply_state |= CUPS_WASTE_FULL; | |
314 | else | |
315 | new_supply_state |= CUPS_WASTE_ALMOST_FULL; | |
316 | break; | |
317 | case CUPS_TC_cleanerUnit : | |
318 | case CUPS_TC_fuserCleaningPad : | |
319 | if (percent <= 1) | |
320 | new_supply_state |= CUPS_CLEANER_LIFE_OVER; | |
321 | else | |
322 | new_supply_state |= CUPS_CLEANER_NEAR_EOL; | |
323 | break; | |
c8fef167 MS |
324 | } |
325 | } | |
326 | ||
568fa3fa MS |
327 | if (i) |
328 | *ptr++ = ','; | |
329 | ||
a29fd7dd MS |
330 | if ((supplies[i].max_capacity > 0 || (quirks & CUPS_SNMP_CAPACITY)) && |
331 | supplies[i].level >= 0) | |
5a9febac | 332 | snprintf(ptr, sizeof(value) - (ptr - value), "%d", percent); |
06d4e77b | 333 | else |
5a9febac | 334 | strlcpy(ptr, "-1", sizeof(value) - (ptr - value)); |
568fa3fa MS |
335 | } |
336 | ||
337 | fprintf(stderr, "ATTR: marker-levels=%s\n", value); | |
338 | ||
c8fef167 MS |
339 | if (supply_state < 0) |
340 | change_state = 0xffff; | |
341 | else | |
342 | change_state = supply_state ^ new_supply_state; | |
343 | ||
344 | fprintf(stderr, "DEBUG: new_supply_state=%x, change_state=%x\n", | |
345 | new_supply_state, change_state); | |
346 | ||
347 | for (i = 0; | |
348 | i < (int)(sizeof(supply_states) / sizeof(supply_states[0])); | |
349 | i ++) | |
350 | if (change_state & supply_states[i].bit) | |
351 | { | |
352 | fprintf(stderr, "STATE: %c%s\n", | |
353 | (new_supply_state & supply_states[i].bit) ? '+' : '-', | |
354 | supply_states[i].keyword); | |
355 | } | |
356 | ||
357 | supply_state = new_supply_state; | |
358 | ||
568fa3fa MS |
359 | /* |
360 | * Get the current printer status bits... | |
361 | */ | |
362 | ||
7a14d768 MS |
363 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
364 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
365 | hrPrinterDetectedErrorState)) |
366 | return (-1); | |
367 | ||
68b10830 | 368 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
369 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
370 | return (-1); | |
371 | ||
18ecb428 MS |
372 | if (packet.object_value.string.num_bytes == 2) |
373 | new_state = (packet.object_value.string.bytes[0] << 8) | | |
374 | packet.object_value.string.bytes[1]; | |
ef55b745 MS |
375 | else if (packet.object_value.string.num_bytes == 1) |
376 | new_state = (packet.object_value.string.bytes[0] << 8); | |
18ecb428 MS |
377 | else |
378 | new_state = 0; | |
568fa3fa | 379 | |
745129be MS |
380 | if (current_state < 0) |
381 | change_state = 0xffff; | |
568fa3fa | 382 | else |
745129be | 383 | change_state = current_state ^ new_state; |
568fa3fa | 384 | |
c8fef167 MS |
385 | fprintf(stderr, "DEBUG: new_state=%x, change_state=%x\n", new_state, |
386 | change_state); | |
229681c1 | 387 | |
745129be MS |
388 | for (i = 0; |
389 | i < (int)(sizeof(printer_states) / sizeof(printer_states[0])); | |
390 | i ++) | |
391 | if (change_state & printer_states[i].bit) | |
229681c1 | 392 | { |
c8fef167 MS |
393 | fprintf(stderr, "STATE: %c%s\n", |
394 | (new_state & printer_states[i].bit) ? '+' : '-', | |
395 | printer_states[i].keyword); | |
229681c1 | 396 | } |
568fa3fa | 397 | |
745129be | 398 | current_state = new_state; |
568fa3fa MS |
399 | |
400 | /* | |
401 | * Get the current printer state... | |
402 | */ | |
403 | ||
404 | if (printer_state) | |
405 | { | |
7a14d768 MS |
406 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
407 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
408 | hrPrinterStatus)) |
409 | return (-1); | |
410 | ||
68b10830 | 411 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
412 | packet.object_type != CUPS_ASN1_INTEGER) |
413 | return (-1); | |
414 | ||
415 | *printer_state = packet.object_value.integer; | |
416 | } | |
417 | ||
418 | /* | |
419 | * Get the current page count... | |
420 | */ | |
421 | ||
422 | if (page_count) | |
423 | { | |
7a14d768 MS |
424 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
425 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
426 | prtMarkerLifeCount)) |
427 | return (-1); | |
428 | ||
68b10830 | 429 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
430 | packet.object_type != CUPS_ASN1_COUNTER) |
431 | return (-1); | |
432 | ||
433 | *page_count = packet.object_value.counter; | |
434 | } | |
435 | ||
436 | return (0); | |
437 | } | |
438 | else | |
439 | return (-1); | |
440 | } | |
441 | ||
442 | ||
443 | /* | |
444 | * 'backend_init_supplies()' - Initialize the supplies list. | |
445 | */ | |
446 | ||
447 | static void | |
448 | backend_init_supplies( | |
449 | int snmp_fd, /* I - SNMP socket */ | |
450 | http_addr_t *addr) /* I - Printer address */ | |
451 | { | |
452 | int i, /* Looping var */ | |
453 | type; /* Current marker type */ | |
454 | cups_file_t *cachefile; /* Cache file */ | |
455 | const char *cachedir; /* CUPS_CACHEDIR value */ | |
456 | char addrstr[1024], /* Address string */ | |
457 | cachefilename[1024], /* Cache filename */ | |
458 | description[CUPS_SNMP_MAX_STRING], | |
459 | /* Device description string */ | |
12f89d24 | 460 | value[CUPS_MAX_SUPPLIES * (CUPS_SNMP_MAX_STRING * 4 + 3)], |
568fa3fa MS |
461 | /* Value string */ |
462 | *ptr, /* Pointer into value string */ | |
463 | *name_ptr; /* Pointer into name string */ | |
464 | cups_snmp_t packet; /* SNMP response packet */ | |
58dc1933 MS |
465 | ppd_file_t *ppd; /* PPD file for this queue */ |
466 | ppd_attr_t *ppdattr; /* cupsSNMPSupplies attribute */ | |
568fa3fa MS |
467 | static const char * const types[] = /* Supply types */ |
468 | { | |
469 | "other", | |
470 | "unknown", | |
471 | "toner", | |
5a9febac | 472 | "waste-toner", |
568fa3fa | 473 | "ink", |
5a9febac MS |
474 | "ink-cartridge", |
475 | "ink-ribbon", | |
476 | "waste-ink", | |
568fa3fa MS |
477 | "opc", |
478 | "developer", | |
5a9febac MS |
479 | "fuser-oil", |
480 | "solid-wax", | |
481 | "ribbon-wax", | |
482 | "waste-wax", | |
568fa3fa | 483 | "fuser", |
5a9febac MS |
484 | "corona-wire", |
485 | "fuser-oil-wick", | |
486 | "cleaner-unit", | |
487 | "fuser-cleaning-pad", | |
488 | "transfer-unit", | |
489 | "toner-cartridge", | |
490 | "fuser-oiler", | |
568fa3fa | 491 | "water", |
5a9febac MS |
492 | "waste-water", |
493 | "glue-water-additive", | |
494 | "waste-paper", | |
495 | "binding-supply", | |
496 | "banding-supply", | |
497 | "stitching-wire", | |
498 | "shrink-wrap", | |
499 | "paper-wrap", | |
568fa3fa MS |
500 | "staples", |
501 | "inserts", | |
502 | "covers" | |
503 | }; | |
504 | ||
505 | ||
506 | /* | |
507 | * Reset state information... | |
508 | */ | |
509 | ||
745129be MS |
510 | current_addr = *addr; |
511 | current_state = -1; | |
512 | num_supplies = -1; | |
68b10830 | 513 | charset = -1; |
568fa3fa MS |
514 | |
515 | memset(supplies, 0, sizeof(supplies)); | |
516 | ||
58dc1933 MS |
517 | /* |
518 | * See if we should be getting supply levels via SNMP... | |
519 | */ | |
520 | ||
f14324a7 MS |
521 | if ((ppd = ppdOpenFile(getenv("PPD"))) == NULL || |
522 | ((ppdattr = ppdFindAttr(ppd, "cupsSNMPSupplies", NULL)) != NULL && | |
88f9aafc | 523 | ppdattr->value && _cups_strcasecmp(ppdattr->value, "true"))) |
58dc1933 MS |
524 | { |
525 | ppdClose(ppd); | |
526 | return; | |
527 | } | |
528 | ||
a29fd7dd MS |
529 | if ((ppdattr = ppdFindAttr(ppd, "cupsSNMPQuirks", NULL)) != NULL) |
530 | { | |
531 | if (!_cups_strcasecmp(ppdattr->value, "capacity")) | |
532 | quirks |= CUPS_SNMP_CAPACITY; | |
533 | } | |
534 | ||
58dc1933 MS |
535 | ppdClose(ppd); |
536 | ||
568fa3fa MS |
537 | /* |
538 | * Get the device description... | |
539 | */ | |
540 | ||
7a14d768 MS |
541 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
542 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
543 | hrDeviceDescr)) |
544 | return; | |
545 | ||
68b10830 | 546 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
547 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
548 | { | |
549 | strlcpy(description, "Unknown", sizeof(description)); | |
550 | num_supplies = 0; | |
551 | } | |
552 | else | |
d1c13e16 MS |
553 | strlcpy(description, (char *)packet.object_value.string.bytes, |
554 | sizeof(description)); | |
568fa3fa | 555 | |
68b10830 MS |
556 | fprintf(stderr, "DEBUG2: hrDeviceDesc=\"%s\"\n", description); |
557 | ||
568fa3fa MS |
558 | /* |
559 | * See if we have already queried this device... | |
560 | */ | |
561 | ||
562 | httpAddrString(addr, addrstr, sizeof(addrstr)); | |
563 | ||
564 | if ((cachedir = getenv("CUPS_CACHEDIR")) == NULL) | |
565 | cachedir = CUPS_CACHEDIR; | |
566 | ||
567 | snprintf(cachefilename, sizeof(cachefilename), "%s/%s.snmp", cachedir, | |
568 | addrstr); | |
569 | ||
570 | if ((cachefile = cupsFileOpen(cachefilename, "r")) != NULL) | |
571 | { | |
572 | /* | |
573 | * Yes, read the cache file: | |
574 | * | |
f7e3306a | 575 | * 3 num_supplies charset |
568fa3fa MS |
576 | * device description |
577 | * supply structures... | |
578 | */ | |
579 | ||
580 | if (cupsFileGets(cachefile, value, sizeof(value))) | |
581 | { | |
f7e3306a | 582 | if (sscanf(value, "3 %d%d", &num_supplies, &charset) == 2 && |
568fa3fa MS |
583 | num_supplies <= CUPS_MAX_SUPPLIES && |
584 | cupsFileGets(cachefile, value, sizeof(value))) | |
585 | { | |
568fa3fa MS |
586 | if (!strcmp(description, value)) |
587 | cupsFileRead(cachefile, (char *)supplies, | |
588 | num_supplies * sizeof(backend_supplies_t)); | |
589 | else | |
68b10830 | 590 | { |
568fa3fa | 591 | num_supplies = -1; |
68b10830 MS |
592 | charset = -1; |
593 | } | |
568fa3fa MS |
594 | } |
595 | else | |
68b10830 | 596 | { |
568fa3fa | 597 | num_supplies = -1; |
68b10830 MS |
598 | charset = -1; |
599 | } | |
568fa3fa MS |
600 | } |
601 | ||
602 | cupsFileClose(cachefile); | |
603 | } | |
604 | ||
605 | /* | |
606 | * If the cache information isn't correct, scan for supplies... | |
607 | */ | |
608 | ||
68b10830 MS |
609 | if (charset < 0) |
610 | { | |
611 | /* | |
612 | * Get the configured character set... | |
613 | */ | |
614 | ||
615 | int oid[CUPS_SNMP_MAX_OID]; /* OID for character set */ | |
616 | ||
617 | ||
618 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
619 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
620 | prtGeneralCurrentLocalization)) | |
621 | return; | |
622 | ||
623 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
624 | packet.object_type != CUPS_ASN1_INTEGER) | |
625 | { | |
626 | fprintf(stderr, | |
627 | "DEBUG: prtGeneralCurrentLocalization type is %x, expected %x!\n", | |
628 | packet.object_type, CUPS_ASN1_INTEGER); | |
629 | return; | |
630 | } | |
631 | ||
632 | fprintf(stderr, "DEBUG2: prtGeneralCurrentLocalization=%d\n", | |
633 | packet.object_value.integer); | |
634 | ||
635 | _cupsSNMPCopyOID(oid, prtLocalizationCharacterSet, CUPS_SNMP_MAX_OID); | |
636 | oid[prtLocalizationCharacterSetOffset - 2] = packet.object_value.integer; | |
637 | ||
638 | ||
639 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
640 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
641 | oid)) | |
642 | return; | |
643 | ||
644 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
645 | packet.object_type != CUPS_ASN1_INTEGER) | |
646 | { | |
647 | fprintf(stderr, | |
648 | "DEBUG: prtLocalizationCharacterSet type is %x, expected %x!\n", | |
649 | packet.object_type, CUPS_ASN1_INTEGER); | |
650 | return; | |
651 | } | |
652 | ||
653 | fprintf(stderr, "DEBUG2: prtLocalizationCharacterSet=%d\n", | |
654 | packet.object_value.integer); | |
655 | charset = packet.object_value.integer; | |
656 | } | |
657 | ||
568fa3fa MS |
658 | if (num_supplies < 0) |
659 | { | |
660 | /* | |
661 | * Walk the printer configuration information... | |
662 | */ | |
663 | ||
7a14d768 | 664 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
665 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesEntry, |
666 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
667 | } |
668 | ||
669 | /* | |
670 | * Save the cached information... | |
671 | */ | |
672 | ||
673 | if (num_supplies < 0) | |
674 | num_supplies = 0; | |
675 | ||
676 | if ((cachefile = cupsFileOpen(cachefilename, "w")) != NULL) | |
677 | { | |
f7e3306a | 678 | cupsFilePrintf(cachefile, "3 %d %d\n", num_supplies, charset); |
568fa3fa MS |
679 | cupsFilePrintf(cachefile, "%s\n", description); |
680 | ||
681 | if (num_supplies > 0) | |
682 | cupsFileWrite(cachefile, (char *)supplies, | |
683 | num_supplies * sizeof(backend_supplies_t)); | |
684 | ||
685 | cupsFileClose(cachefile); | |
686 | } | |
687 | ||
688 | if (num_supplies <= 0) | |
689 | return; | |
690 | ||
691 | /* | |
692 | * Get the colors... | |
693 | */ | |
694 | ||
695 | for (i = 0; i < num_supplies; i ++) | |
5a9febac | 696 | strlcpy(supplies[i].color, "none", sizeof(supplies[i].color)); |
568fa3fa | 697 | |
7a14d768 | 698 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
699 | _cupsSNMPDefaultCommunity(), prtMarkerColorantValue, |
700 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
701 | |
702 | /* | |
703 | * Output the marker-colors attribute... | |
704 | */ | |
705 | ||
706 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
707 | { | |
708 | if (i) | |
709 | *ptr++ = ','; | |
710 | ||
5a9febac | 711 | strlcpy(ptr, supplies[i].color, sizeof(value) - (ptr - value)); |
568fa3fa MS |
712 | } |
713 | ||
714 | fprintf(stderr, "ATTR: marker-colors=%s\n", value); | |
715 | ||
716 | /* | |
12f89d24 MS |
717 | * Output the marker-names attribute (the double quoting is necessary to deal |
718 | * with embedded quotes and commas in the marker names...) | |
568fa3fa MS |
719 | */ |
720 | ||
721 | for (i = 0, ptr = value; i < num_supplies; i ++) | |
722 | { | |
723 | if (i) | |
724 | *ptr++ = ','; | |
725 | ||
12f89d24 | 726 | *ptr++ = '\''; |
568fa3fa MS |
727 | *ptr++ = '\"'; |
728 | for (name_ptr = supplies[i].name; *name_ptr;) | |
729 | { | |
12f89d24 MS |
730 | if (*name_ptr == '\\' || *name_ptr == '\"' || *name_ptr == '\'') |
731 | { | |
732 | *ptr++ = '\\'; | |
733 | *ptr++ = '\\'; | |
568fa3fa | 734 | *ptr++ = '\\'; |
12f89d24 | 735 | } |
568fa3fa MS |
736 | |
737 | *ptr++ = *name_ptr++; | |
738 | } | |
739 | *ptr++ = '\"'; | |
12f89d24 | 740 | *ptr++ = '\''; |
568fa3fa MS |
741 | } |
742 | ||
743 | *ptr = '\0'; | |
744 | ||
745 | fprintf(stderr, "ATTR: marker-names=%s\n", value); | |
746 | ||
747 | /* | |
748 | * Output the marker-types attribute... | |
749 | */ | |
750 | ||
751 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
752 | { | |
753 | if (i) | |
754 | *ptr++ = ','; | |
755 | ||
756 | type = supplies[i].type; | |
757 | ||
758 | if (type < CUPS_TC_other || type > CUPS_TC_covers) | |
5a9febac | 759 | strlcpy(ptr, "unknown", sizeof(value) - (ptr - value)); |
568fa3fa | 760 | else |
5a9febac | 761 | strlcpy(ptr, types[type - CUPS_TC_other], sizeof(value) - (ptr - value)); |
568fa3fa MS |
762 | } |
763 | ||
764 | fprintf(stderr, "ATTR: marker-types=%s\n", value); | |
765 | } | |
766 | ||
767 | ||
768 | /* | |
68b10830 | 769 | * 'backend_walk_cb()' - Interpret the supply value responses. |
568fa3fa MS |
770 | */ |
771 | ||
772 | static void | |
773 | backend_walk_cb(cups_snmp_t *packet, /* I - SNMP packet */ | |
774 | void *data) /* I - User data (unused) */ | |
775 | { | |
776 | int i, j, k; /* Looping vars */ | |
12f89d24 | 777 | static const char * const colors[][2] = |
568fa3fa | 778 | { /* Standard color names */ |
12f89d24 MS |
779 | { "black", "#000000" }, |
780 | { "blue", "#0000FF" }, | |
781 | { "brown", "#A52A2A" }, | |
782 | { "cyan", "#00FFFF" }, | |
783 | { "dark-gray", "#404040" }, | |
784 | { "dark gray", "#404040" }, | |
785 | { "dark-yellow", "#FFCC00" }, | |
786 | { "dark yellow", "#FFCC00" }, | |
787 | { "gold", "#FFD700" }, | |
788 | { "gray", "#808080" }, | |
789 | { "green", "#00FF00" }, | |
790 | { "light-black", "#606060" }, | |
791 | { "light black", "#606060" }, | |
792 | { "light-cyan", "#E0FFFF" }, | |
793 | { "light cyan", "#E0FFFF" }, | |
794 | { "light-gray", "#D3D3D3" }, | |
795 | { "light gray", "#D3D3D3" }, | |
796 | { "light-magenta", "#FF77FF" }, | |
797 | { "light magenta", "#FF77FF" }, | |
798 | { "magenta", "#FF00FF" }, | |
799 | { "orange", "#FFA500" }, | |
800 | { "red", "#FF0000" }, | |
801 | { "silver", "#C0C0C0" }, | |
802 | { "white", "#FFFFFF" }, | |
803 | { "yellow", "#FFFF00" } | |
568fa3fa MS |
804 | }; |
805 | ||
806 | ||
807 | (void)data; | |
808 | ||
7a14d768 | 809 | if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerColorantValue) && |
568fa3fa MS |
810 | packet->object_type == CUPS_ASN1_OCTET_STRING) |
811 | { | |
812 | /* | |
813 | * Get colorant... | |
814 | */ | |
815 | ||
816 | i = packet->object_name[prtMarkerColorantValueOffset]; | |
817 | ||
818 | fprintf(stderr, "DEBUG2: prtMarkerColorantValue.1.%d = \"%s\"\n", i, | |
d1c13e16 | 819 | (char *)packet->object_value.string.bytes); |
568fa3fa MS |
820 | |
821 | for (j = 0; j < num_supplies; j ++) | |
822 | if (supplies[j].colorant == i) | |
823 | { | |
824 | for (k = 0; k < (int)(sizeof(colors) / sizeof(colors[0])); k ++) | |
12f89d24 MS |
825 | if (!_cups_strcasecmp(colors[k][0], |
826 | (char *)packet->object_value.string.bytes)) | |
568fa3fa | 827 | { |
5a9febac | 828 | strlcpy(supplies[j].color, colors[k][1], sizeof(supplies[j].color)); |
568fa3fa MS |
829 | break; |
830 | } | |
831 | } | |
832 | } | |
7a14d768 | 833 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesColorantIndex)) |
568fa3fa MS |
834 | { |
835 | /* | |
836 | * Get colorant index... | |
837 | */ | |
838 | ||
839 | i = packet->object_name[prtMarkerSuppliesColorantIndexOffset]; | |
840 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
841 | packet->object_type != CUPS_ASN1_INTEGER) | |
842 | return; | |
843 | ||
844 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesColorantIndex.1.%d = %d\n", i, | |
845 | packet->object_value.integer); | |
846 | ||
847 | if (i > num_supplies) | |
848 | num_supplies = i; | |
849 | ||
850 | supplies[i - 1].colorant = packet->object_value.integer; | |
851 | } | |
7a14d768 | 852 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesDescription)) |
568fa3fa MS |
853 | { |
854 | /* | |
855 | * Get supply name/description... | |
856 | */ | |
857 | ||
858 | i = packet->object_name[prtMarkerSuppliesDescriptionOffset]; | |
859 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
860 | packet->object_type != CUPS_ASN1_OCTET_STRING) | |
861 | return; | |
862 | ||
568fa3fa MS |
863 | if (i > num_supplies) |
864 | num_supplies = i; | |
865 | ||
68b10830 MS |
866 | switch (charset) |
867 | { | |
868 | case CUPS_TC_csASCII : | |
869 | case CUPS_TC_csUTF8 : | |
870 | case CUPS_TC_csUnicodeASCII : | |
871 | strlcpy(supplies[i - 1].name, | |
872 | (char *)packet->object_value.string.bytes, | |
873 | sizeof(supplies[0].name)); | |
874 | break; | |
875 | ||
876 | case CUPS_TC_csISOLatin1 : | |
877 | case CUPS_TC_csUnicodeLatin1 : | |
878 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
879 | (char *)packet->object_value.string.bytes, | |
880 | sizeof(supplies[0].name), CUPS_ISO8859_1); | |
881 | break; | |
882 | ||
883 | case CUPS_TC_csShiftJIS : | |
a2326b5b | 884 | case CUPS_TC_csWindows31J : /* Close enough for our purposes */ |
68b10830 MS |
885 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, |
886 | (char *)packet->object_value.string.bytes, | |
887 | sizeof(supplies[0].name), CUPS_JIS_X0213); | |
888 | break; | |
889 | ||
890 | case CUPS_TC_csUCS4 : | |
891 | case CUPS_TC_csUTF32 : | |
892 | case CUPS_TC_csUTF32BE : | |
893 | case CUPS_TC_csUTF32LE : | |
894 | cupsUTF32ToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
895 | (cups_utf32_t *)packet->object_value.string.bytes, | |
896 | sizeof(supplies[0].name)); | |
897 | break; | |
898 | ||
899 | case CUPS_TC_csUnicode : | |
900 | case CUPS_TC_csUTF16BE : | |
901 | case CUPS_TC_csUTF16LE : | |
902 | utf16_to_utf8((cups_utf8_t *)supplies[i - 1].name, | |
903 | packet->object_value.string.bytes, | |
904 | packet->object_value.string.num_bytes, | |
905 | sizeof(supplies[0].name), charset == CUPS_TC_csUTF16LE); | |
906 | break; | |
907 | ||
908 | default : | |
909 | /* | |
910 | * If we get here, the printer is using an unknown character set and | |
911 | * we just want to copy characters that look like ASCII... | |
912 | */ | |
913 | ||
914 | { | |
915 | char *src, *dst; /* Pointers into strings */ | |
916 | ||
68b10830 MS |
917 | /* |
918 | * Loop safe because both the object_value and supplies char arrays | |
919 | * are CUPS_SNMP_MAX_STRING elements long. | |
920 | */ | |
921 | ||
922 | for (src = (char *)packet->object_value.string.bytes, | |
923 | dst = supplies[i - 1].name; | |
924 | *src; | |
925 | src ++) | |
926 | { | |
927 | if ((*src & 0x80) || *src < ' ' || *src == 0x7f) | |
928 | *dst++ = '?'; | |
929 | else | |
930 | *dst++ = *src; | |
931 | } | |
932 | ||
933 | *dst = '\0'; | |
934 | } | |
935 | break; | |
936 | } | |
937 | ||
938 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesDescription.1.%d = \"%s\"\n", i, | |
939 | supplies[i - 1].name); | |
940 | ||
568fa3fa | 941 | } |
7a14d768 | 942 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesLevel)) |
568fa3fa MS |
943 | { |
944 | /* | |
945 | * Get level... | |
946 | */ | |
947 | ||
948 | i = packet->object_name[prtMarkerSuppliesLevelOffset]; | |
949 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
950 | packet->object_type != CUPS_ASN1_INTEGER) | |
951 | return; | |
952 | ||
953 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesLevel.1.%d = %d\n", i, | |
954 | packet->object_value.integer); | |
955 | ||
956 | if (i > num_supplies) | |
957 | num_supplies = i; | |
958 | ||
959 | supplies[i - 1].level = packet->object_value.integer; | |
960 | } | |
a29fd7dd MS |
961 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesMaxCapacity) && |
962 | !(quirks & CUPS_SNMP_CAPACITY)) | |
568fa3fa MS |
963 | { |
964 | /* | |
965 | * Get max capacity... | |
966 | */ | |
967 | ||
968 | i = packet->object_name[prtMarkerSuppliesMaxCapacityOffset]; | |
969 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
970 | packet->object_type != CUPS_ASN1_INTEGER) | |
971 | return; | |
972 | ||
973 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesMaxCapacity.1.%d = %d\n", i, | |
974 | packet->object_value.integer); | |
975 | ||
976 | if (i > num_supplies) | |
977 | num_supplies = i; | |
978 | ||
82cc1f9a MS |
979 | if (supplies[i - 1].max_capacity == 0 && |
980 | packet->object_value.integer > 0) | |
981 | supplies[i - 1].max_capacity = packet->object_value.integer; | |
568fa3fa | 982 | } |
f7e3306a MS |
983 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesClass)) |
984 | { | |
985 | /* | |
986 | * Get marker class... | |
987 | */ | |
988 | ||
989 | i = packet->object_name[prtMarkerSuppliesClassOffset]; | |
990 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
991 | packet->object_type != CUPS_ASN1_INTEGER) | |
992 | return; | |
993 | ||
994 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesClass.1.%d = %d\n", i, | |
995 | packet->object_value.integer); | |
996 | ||
997 | if (i > num_supplies) | |
998 | num_supplies = i; | |
999 | ||
1000 | supplies[i - 1].sclass = packet->object_value.integer; | |
1001 | } | |
7a14d768 | 1002 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesType)) |
568fa3fa MS |
1003 | { |
1004 | /* | |
1005 | * Get marker type... | |
1006 | */ | |
1007 | ||
1008 | i = packet->object_name[prtMarkerSuppliesTypeOffset]; | |
1009 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1010 | packet->object_type != CUPS_ASN1_INTEGER) | |
1011 | return; | |
1012 | ||
1013 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesType.1.%d = %d\n", i, | |
1014 | packet->object_value.integer); | |
1015 | ||
1016 | if (i > num_supplies) | |
1017 | num_supplies = i; | |
1018 | ||
1019 | supplies[i - 1].type = packet->object_value.integer; | |
1020 | } | |
82cc1f9a MS |
1021 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesSupplyUnit)) |
1022 | { | |
1023 | /* | |
1024 | * Get units for capacity... | |
1025 | */ | |
1026 | ||
1027 | i = packet->object_name[prtMarkerSuppliesSupplyUnitOffset]; | |
1028 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1029 | packet->object_type != CUPS_ASN1_INTEGER) | |
1030 | return; | |
1031 | ||
1032 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesSupplyUnit.1.%d = %d\n", i, | |
1033 | packet->object_value.integer); | |
1034 | ||
1035 | if (i > num_supplies) | |
1036 | num_supplies = i; | |
1037 | ||
1038 | if (packet->object_value.integer == CUPS_TC_percent) | |
1039 | supplies[i - 1].max_capacity = 100; | |
1040 | } | |
568fa3fa MS |
1041 | } |
1042 | ||
1043 | ||
68b10830 MS |
1044 | /* |
1045 | * 'utf16_to_utf8()' - Convert UTF-16 text to UTF-8. | |
1046 | */ | |
1047 | ||
1048 | static void | |
1049 | utf16_to_utf8( | |
1050 | cups_utf8_t *dst, /* I - Destination buffer */ | |
1051 | const unsigned char *src, /* I - Source string */ | |
1052 | size_t srcsize, /* I - Size of source string */ | |
1053 | size_t dstsize, /* I - Size of destination buffer */ | |
1054 | int le) /* I - Source is little-endian? */ | |
1055 | { | |
1056 | cups_utf32_t ch, /* Current character */ | |
1057 | temp[CUPS_SNMP_MAX_STRING], | |
1058 | /* UTF-32 string */ | |
1059 | *ptr; /* Pointer into UTF-32 string */ | |
1060 | ||
1061 | ||
1062 | for (ptr = temp; srcsize >= 2;) | |
1063 | { | |
1064 | if (le) | |
1065 | ch = src[0] | (src[1] << 8); | |
1066 | else | |
1067 | ch = (src[0] << 8) | src[1]; | |
1068 | ||
1069 | src += 2; | |
1070 | srcsize -= 2; | |
1071 | ||
1072 | if (ch >= 0xd800 && ch <= 0xdbff && srcsize >= 2) | |
1073 | { | |
1074 | /* | |
1075 | * Multi-word UTF-16 char... | |
1076 | */ | |
1077 | ||
1078 | int lch; /* Lower word */ | |
1079 | ||
1080 | ||
1081 | if (le) | |
1082 | lch = src[0] | (src[1] << 8); | |
1083 | else | |
1084 | lch = (src[0] << 8) | src[1]; | |
1085 | ||
1086 | if (lch >= 0xdc00 && lch <= 0xdfff) | |
1087 | { | |
1088 | src += 2; | |
1089 | srcsize -= 2; | |
1090 | ||
1091 | ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000; | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | if (ptr < (temp + CUPS_SNMP_MAX_STRING - 1)) | |
1096 | *ptr++ = ch; | |
1097 | } | |
1098 | ||
1099 | *ptr = '\0'; | |
1100 | ||
1101 | cupsUTF32ToUTF8(dst, temp, dstsize); | |
1102 | } | |
1103 | ||
1104 | ||
568fa3fa MS |
1105 | /* |
1106 | * End of "$Id$". | |
1107 | */ |