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Commit | Line | Data |
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568fa3fa MS |
1 | /* |
2 | * "$Id$" | |
3 | * | |
7e86f2f6 | 4 | * SNMP supplies functions for CUPS. |
568fa3fa | 5 | * |
7e86f2f6 | 6 | * Copyright 2008-2014 by Apple Inc. |
568fa3fa | 7 | * |
7e86f2f6 MS |
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/". | |
568fa3fa | 13 | * |
7e86f2f6 | 14 | * This file is subject to the Apple OS-Developed Software exception. |
568fa3fa MS |
15 | */ |
16 | ||
17 | /* | |
18 | * Include necessary headers. | |
19 | */ | |
20 | ||
21 | #include "backend-private.h" | |
22 | #include <cups/array.h> | |
23 | ||
24 | ||
25 | /* | |
26 | * Local constants... | |
27 | */ | |
28 | ||
29 | #define CUPS_MAX_SUPPLIES 32 /* Maximum number of supplies for a printer */ | |
68b10830 | 30 | #define CUPS_SUPPLY_TIMEOUT 2.0 /* Timeout for SNMP lookups */ |
568fa3fa | 31 | |
82cc1f9a MS |
32 | #define CUPS_DEVELOPER_LOW 0x0001 |
33 | #define CUPS_DEVELOPER_EMPTY 0x0002 | |
34 | #define CUPS_MARKER_SUPPLY_LOW 0x0004 | |
35 | #define CUPS_MARKER_SUPPLY_EMPTY 0x0008 | |
36 | #define CUPS_OPC_NEAR_EOL 0x0010 | |
37 | #define CUPS_OPC_LIFE_OVER 0x0020 | |
38 | #define CUPS_TONER_LOW 0x0040 | |
39 | #define CUPS_TONER_EMPTY 0x0080 | |
40 | #define CUPS_WASTE_ALMOST_FULL 0x0100 | |
41 | #define CUPS_WASTE_FULL 0x0200 | |
42 | #define CUPS_CLEANER_NEAR_EOL 0x0400 /* Proposed JPS3 */ | |
43 | #define CUPS_CLEANER_LIFE_OVER 0x0800 /* Proposed JPS3 */ | |
c8fef167 | 44 | |
a29fd7dd MS |
45 | #define CUPS_SNMP_NONE 0x0000 |
46 | #define CUPS_SNMP_CAPACITY 0x0001 /* Supply levels reported as percentages */ | |
47 | ||
568fa3fa MS |
48 | |
49 | /* | |
50 | * Local structures... | |
51 | */ | |
52 | ||
745129be | 53 | typedef struct /**** Printer supply data ****/ |
568fa3fa MS |
54 | { |
55 | char name[CUPS_SNMP_MAX_STRING], /* Name of supply */ | |
56 | color[8]; /* Color: "#RRGGBB" or "none" */ | |
57 | int colorant, /* Colorant index */ | |
f7e3306a | 58 | sclass, /* Supply class */ |
568fa3fa MS |
59 | type, /* Supply type */ |
60 | max_capacity, /* Maximum capacity */ | |
61 | level; /* Current level value */ | |
62 | } backend_supplies_t; | |
63 | ||
745129be MS |
64 | typedef struct /**** Printer state table ****/ |
65 | { | |
66 | int bit; /* State bit */ | |
67 | const char *keyword; /* IPP printer-state-reasons keyword */ | |
68 | } backend_state_t; | |
69 | ||
568fa3fa MS |
70 | |
71 | /* | |
72 | * Local globals... | |
73 | */ | |
74 | ||
75 | static http_addr_t current_addr; /* Current address */ | |
745129be MS |
76 | static int current_state = -1; |
77 | /* Current device state bits */ | |
68b10830 | 78 | static int charset = -1; /* Character set for supply names */ |
a29fd7dd MS |
79 | static unsigned quirks = CUPS_SNMP_NONE; |
80 | /* Quirks we have to work around */ | |
c8fef167 | 81 | static int num_supplies = 0; |
568fa3fa MS |
82 | /* Number of supplies found */ |
83 | static backend_supplies_t supplies[CUPS_MAX_SUPPLIES]; | |
84 | /* Supply information */ | |
c8fef167 MS |
85 | static int supply_state = -1; |
86 | /* Supply state info */ | |
568fa3fa MS |
87 | |
88 | static const int hrDeviceDescr[] = | |
89 | { CUPS_OID_hrDeviceDescr, 1, -1 }; | |
90 | /* Device description OID */ | |
91 | static const int hrPrinterStatus[] = | |
92 | { CUPS_OID_hrPrinterStatus, 1, -1 }; | |
93 | /* Current state OID */ | |
94 | static const int hrPrinterDetectedErrorState[] = | |
95 | { CUPS_OID_hrPrinterDetectedErrorState, 1, -1 }; | |
96 | /* Current printer state bits OID */ | |
68b10830 MS |
97 | static const int prtGeneralCurrentLocalization[] = |
98 | { CUPS_OID_prtGeneralCurrentLocalization, 1, -1 }; | |
99 | static const int prtLocalizationCharacterSet[] = | |
100 | { CUPS_OID_prtLocalizationCharacterSet, 1, 1, -1 }, | |
101 | prtLocalizationCharacterSetOffset = | |
102 | (sizeof(prtLocalizationCharacterSet) / | |
103 | sizeof(prtLocalizationCharacterSet[0])); | |
568fa3fa MS |
104 | static const int prtMarkerColorantValue[] = |
105 | { CUPS_OID_prtMarkerColorantValue, -1 }, | |
106 | /* Colorant OID */ | |
107 | prtMarkerColorantValueOffset = | |
108 | (sizeof(prtMarkerColorantValue) / | |
109 | sizeof(prtMarkerColorantValue[0])); | |
110 | /* Offset to colorant index */ | |
111 | static const int prtMarkerLifeCount[] = | |
112 | { CUPS_OID_prtMarkerLifeCount, 1, 1, -1 }; | |
113 | /* Page counter OID */ | |
114 | static const int prtMarkerSuppliesEntry[] = | |
115 | { CUPS_OID_prtMarkerSuppliesEntry, -1 }; | |
116 | /* Supplies OID */ | |
117 | static const int prtMarkerSuppliesColorantIndex[] = | |
118 | { CUPS_OID_prtMarkerSuppliesColorantIndex, -1 }, | |
119 | /* Colorant index OID */ | |
120 | prtMarkerSuppliesColorantIndexOffset = | |
121 | (sizeof(prtMarkerSuppliesColorantIndex) / | |
122 | sizeof(prtMarkerSuppliesColorantIndex[0])); | |
123 | /* Offset to supply index */ | |
124 | static const int prtMarkerSuppliesDescription[] = | |
125 | { CUPS_OID_prtMarkerSuppliesDescription, -1 }, | |
126 | /* Description OID */ | |
127 | prtMarkerSuppliesDescriptionOffset = | |
128 | (sizeof(prtMarkerSuppliesDescription) / | |
129 | sizeof(prtMarkerSuppliesDescription[0])); | |
130 | /* Offset to supply index */ | |
131 | static const int prtMarkerSuppliesLevel[] = | |
132 | { CUPS_OID_prtMarkerSuppliesLevel, -1 }, | |
133 | /* Level OID */ | |
134 | prtMarkerSuppliesLevelOffset = | |
135 | (sizeof(prtMarkerSuppliesLevel) / | |
136 | sizeof(prtMarkerSuppliesLevel[0])); | |
137 | /* Offset to supply index */ | |
138 | static const int prtMarkerSuppliesMaxCapacity[] = | |
139 | { CUPS_OID_prtMarkerSuppliesMaxCapacity, -1 }, | |
140 | /* Max capacity OID */ | |
141 | prtMarkerSuppliesMaxCapacityOffset = | |
142 | (sizeof(prtMarkerSuppliesMaxCapacity) / | |
143 | sizeof(prtMarkerSuppliesMaxCapacity[0])); | |
144 | /* Offset to supply index */ | |
f7e3306a MS |
145 | static const int prtMarkerSuppliesClass[] = |
146 | { CUPS_OID_prtMarkerSuppliesClass, -1 }, | |
147 | /* Class OID */ | |
148 | prtMarkerSuppliesClassOffset = | |
149 | (sizeof(prtMarkerSuppliesClass) / | |
150 | sizeof(prtMarkerSuppliesClass[0])); | |
151 | /* Offset to supply index */ | |
568fa3fa MS |
152 | static const int prtMarkerSuppliesType[] = |
153 | { CUPS_OID_prtMarkerSuppliesType, -1 }, | |
154 | /* Type OID */ | |
155 | prtMarkerSuppliesTypeOffset = | |
156 | (sizeof(prtMarkerSuppliesType) / | |
157 | sizeof(prtMarkerSuppliesType[0])); | |
158 | /* Offset to supply index */ | |
82cc1f9a MS |
159 | static const int prtMarkerSuppliesSupplyUnit[] = |
160 | { CUPS_OID_prtMarkerSuppliesSupplyUnit, -1 }, | |
161 | /* Units OID */ | |
162 | prtMarkerSuppliesSupplyUnitOffset = | |
163 | (sizeof(prtMarkerSuppliesSupplyUnit) / | |
164 | sizeof(prtMarkerSuppliesSupplyUnit[0])); | |
165 | /* Offset to supply index */ | |
568fa3fa | 166 | |
c1420c87 | 167 | static const backend_state_t printer_states[] = |
745129be | 168 | { |
3e7fe0ca | 169 | /* { CUPS_TC_lowPaper, "media-low-report" }, */ |
745129be | 170 | { CUPS_TC_noPaper | CUPS_TC_inputTrayEmpty, "media-empty-warning" }, |
c8fef167 MS |
171 | /* { CUPS_TC_lowToner, "toner-low-report" }, */ /* now use prtMarkerSupplies */ |
172 | /* { CUPS_TC_noToner, "toner-empty-warning" }, */ /* now use prtMarkerSupplies */ | |
745129be MS |
173 | { CUPS_TC_doorOpen, "door-open-report" }, |
174 | { CUPS_TC_jammed, "media-jam-warning" }, | |
175 | /* { CUPS_TC_offline, "offline-report" }, */ /* unreliable */ | |
e07d4801 | 176 | /* { CUPS_TC_serviceRequested | CUPS_TC_overduePreventMaint, "service-needed-warning" }, */ /* unreliable */ |
745129be MS |
177 | { CUPS_TC_inputTrayMissing, "input-tray-missing-warning" }, |
178 | { CUPS_TC_outputTrayMissing, "output-tray-missing-warning" }, | |
179 | { CUPS_TC_markerSupplyMissing, "marker-supply-missing-warning" }, | |
180 | { CUPS_TC_outputNearFull, "output-area-almost-full-report" }, | |
181 | { CUPS_TC_outputFull, "output-area-full-warning" } | |
182 | }; | |
183 | ||
c1420c87 | 184 | static const backend_state_t supply_states[] = |
c8fef167 MS |
185 | { |
186 | { CUPS_DEVELOPER_LOW, "developer-low-report" }, | |
187 | { CUPS_DEVELOPER_EMPTY, "developer-empty-warning" }, | |
188 | { CUPS_MARKER_SUPPLY_LOW, "marker-supply-low-report" }, | |
189 | { CUPS_MARKER_SUPPLY_EMPTY, "marker-supply-empty-warning" }, | |
c8fef167 MS |
190 | { CUPS_OPC_NEAR_EOL, "opc-near-eol-report" }, |
191 | { CUPS_OPC_LIFE_OVER, "opc-life-over-warning" }, | |
192 | { CUPS_TONER_LOW, "toner-low-report" }, | |
82cc1f9a MS |
193 | { CUPS_TONER_EMPTY, "toner-empty-warning" }, |
194 | { CUPS_WASTE_ALMOST_FULL, "waste-receptacle-almost-full-report" }, | |
195 | { CUPS_WASTE_FULL, "waste-receptacle-full-warning" }, | |
196 | { CUPS_CLEANER_NEAR_EOL, "cleaner-life-almost-over-report" }, | |
197 | { CUPS_CLEANER_LIFE_OVER, "cleaner-life-over-warning" }, | |
c8fef167 MS |
198 | }; |
199 | ||
568fa3fa MS |
200 | |
201 | /* | |
202 | * Local functions... | |
203 | */ | |
204 | ||
205 | static void backend_init_supplies(int snmp_fd, http_addr_t *addr); | |
206 | static void backend_walk_cb(cups_snmp_t *packet, void *data); | |
68b10830 MS |
207 | static void utf16_to_utf8(cups_utf8_t *dst, const unsigned char *src, |
208 | size_t srcsize, size_t dstsize, int le); | |
568fa3fa MS |
209 | |
210 | ||
211 | /* | |
212 | * 'backendSNMPSupplies()' - Get the current supplies for a device. | |
213 | */ | |
214 | ||
215 | int /* O - 0 on success, -1 on error */ | |
216 | backendSNMPSupplies( | |
217 | int snmp_fd, /* I - SNMP socket */ | |
218 | http_addr_t *addr, /* I - Printer address */ | |
219 | int *page_count, /* O - Page count */ | |
220 | int *printer_state) /* O - Printer state */ | |
221 | { | |
222 | if (!httpAddrEqual(addr, ¤t_addr)) | |
223 | backend_init_supplies(snmp_fd, addr); | |
224 | else if (num_supplies > 0) | |
7a14d768 | 225 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
226 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesLevel, |
227 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
228 | |
229 | if (page_count) | |
230 | *page_count = -1; | |
231 | ||
232 | if (printer_state) | |
233 | *printer_state = -1; | |
234 | ||
235 | if (num_supplies > 0) | |
236 | { | |
745129be | 237 | int i, /* Looping var */ |
c8fef167 | 238 | percent, /* Percent full */ |
745129be | 239 | new_state, /* New state value */ |
c8fef167 MS |
240 | change_state, /* State change */ |
241 | new_supply_state = 0; /* Supply state */ | |
568fa3fa MS |
242 | char value[CUPS_MAX_SUPPLIES * 4], |
243 | /* marker-levels value string */ | |
244 | *ptr; /* Pointer into value string */ | |
245 | cups_snmp_t packet; /* SNMP response packet */ | |
568fa3fa MS |
246 | |
247 | /* | |
248 | * Generate the marker-levels value string... | |
249 | */ | |
250 | ||
251 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
252 | { | |
a4845881 | 253 | if (supplies[i].max_capacity > 0 && supplies[i].level >= 0) |
07ed0e9a | 254 | percent = 100 * supplies[i].level / supplies[i].max_capacity; |
a29fd7dd MS |
255 | else if (supplies[i].level >= 0 && supplies[i].level <= 100 && |
256 | (quirks & CUPS_SNMP_CAPACITY)) | |
257 | percent = supplies[i].level; | |
07ed0e9a MS |
258 | else |
259 | percent = 50; | |
c8fef167 | 260 | |
f7e3306a MS |
261 | if (supplies[i].sclass == CUPS_TC_receptacleThatIsFilled) |
262 | percent = 100 - percent; | |
263 | ||
a4845881 | 264 | if (percent <= 5) |
c8fef167 MS |
265 | { |
266 | switch (supplies[i].type) | |
267 | { | |
268 | case CUPS_TC_toner : | |
269 | case CUPS_TC_tonerCartridge : | |
270 | if (percent <= 1) | |
271 | new_supply_state |= CUPS_TONER_EMPTY; | |
272 | else | |
273 | new_supply_state |= CUPS_TONER_LOW; | |
274 | break; | |
c8fef167 MS |
275 | case CUPS_TC_ink : |
276 | case CUPS_TC_inkCartridge : | |
277 | case CUPS_TC_inkRibbon : | |
278 | case CUPS_TC_solidWax : | |
279 | case CUPS_TC_ribbonWax : | |
280 | if (percent <= 1) | |
281 | new_supply_state |= CUPS_MARKER_SUPPLY_EMPTY; | |
282 | else | |
283 | new_supply_state |= CUPS_MARKER_SUPPLY_LOW; | |
284 | break; | |
285 | case CUPS_TC_developer : | |
286 | if (percent <= 1) | |
287 | new_supply_state |= CUPS_DEVELOPER_EMPTY; | |
288 | else | |
289 | new_supply_state |= CUPS_DEVELOPER_LOW; | |
290 | break; | |
291 | case CUPS_TC_coronaWire : | |
292 | case CUPS_TC_fuser : | |
293 | case CUPS_TC_opc : | |
294 | case CUPS_TC_transferUnit : | |
295 | if (percent <= 1) | |
296 | new_supply_state |= CUPS_OPC_LIFE_OVER; | |
297 | else | |
298 | new_supply_state |= CUPS_OPC_NEAR_EOL; | |
299 | break; | |
82cc1f9a MS |
300 | case CUPS_TC_wasteInk : |
301 | case CUPS_TC_wastePaper : | |
302 | case CUPS_TC_wasteToner : | |
303 | case CUPS_TC_wasteWater : | |
304 | case CUPS_TC_wasteWax : | |
305 | if (percent <= 1) | |
306 | new_supply_state |= CUPS_WASTE_FULL; | |
307 | else | |
308 | new_supply_state |= CUPS_WASTE_ALMOST_FULL; | |
309 | break; | |
310 | case CUPS_TC_cleanerUnit : | |
311 | case CUPS_TC_fuserCleaningPad : | |
312 | if (percent <= 1) | |
313 | new_supply_state |= CUPS_CLEANER_LIFE_OVER; | |
314 | else | |
315 | new_supply_state |= CUPS_CLEANER_NEAR_EOL; | |
316 | break; | |
c8fef167 MS |
317 | } |
318 | } | |
319 | ||
568fa3fa MS |
320 | if (i) |
321 | *ptr++ = ','; | |
322 | ||
a29fd7dd MS |
323 | if ((supplies[i].max_capacity > 0 || (quirks & CUPS_SNMP_CAPACITY)) && |
324 | supplies[i].level >= 0) | |
7e86f2f6 | 325 | snprintf(ptr, sizeof(value) - (size_t)(ptr - value), "%d", percent); |
06d4e77b | 326 | else |
7e86f2f6 | 327 | strlcpy(ptr, "-1", sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
328 | } |
329 | ||
330 | fprintf(stderr, "ATTR: marker-levels=%s\n", value); | |
331 | ||
c8fef167 MS |
332 | if (supply_state < 0) |
333 | change_state = 0xffff; | |
334 | else | |
335 | change_state = supply_state ^ new_supply_state; | |
336 | ||
337 | fprintf(stderr, "DEBUG: new_supply_state=%x, change_state=%x\n", | |
338 | new_supply_state, change_state); | |
339 | ||
340 | for (i = 0; | |
341 | i < (int)(sizeof(supply_states) / sizeof(supply_states[0])); | |
342 | i ++) | |
343 | if (change_state & supply_states[i].bit) | |
344 | { | |
345 | fprintf(stderr, "STATE: %c%s\n", | |
346 | (new_supply_state & supply_states[i].bit) ? '+' : '-', | |
347 | supply_states[i].keyword); | |
348 | } | |
349 | ||
350 | supply_state = new_supply_state; | |
351 | ||
568fa3fa MS |
352 | /* |
353 | * Get the current printer status bits... | |
354 | */ | |
355 | ||
7a14d768 MS |
356 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
357 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
358 | hrPrinterDetectedErrorState)) |
359 | return (-1); | |
360 | ||
68b10830 | 361 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
362 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
363 | return (-1); | |
364 | ||
18ecb428 MS |
365 | if (packet.object_value.string.num_bytes == 2) |
366 | new_state = (packet.object_value.string.bytes[0] << 8) | | |
367 | packet.object_value.string.bytes[1]; | |
ef55b745 MS |
368 | else if (packet.object_value.string.num_bytes == 1) |
369 | new_state = (packet.object_value.string.bytes[0] << 8); | |
18ecb428 MS |
370 | else |
371 | new_state = 0; | |
568fa3fa | 372 | |
745129be MS |
373 | if (current_state < 0) |
374 | change_state = 0xffff; | |
568fa3fa | 375 | else |
745129be | 376 | change_state = current_state ^ new_state; |
568fa3fa | 377 | |
c8fef167 MS |
378 | fprintf(stderr, "DEBUG: new_state=%x, change_state=%x\n", new_state, |
379 | change_state); | |
229681c1 | 380 | |
745129be MS |
381 | for (i = 0; |
382 | i < (int)(sizeof(printer_states) / sizeof(printer_states[0])); | |
383 | i ++) | |
384 | if (change_state & printer_states[i].bit) | |
229681c1 | 385 | { |
c8fef167 MS |
386 | fprintf(stderr, "STATE: %c%s\n", |
387 | (new_state & printer_states[i].bit) ? '+' : '-', | |
388 | printer_states[i].keyword); | |
229681c1 | 389 | } |
568fa3fa | 390 | |
745129be | 391 | current_state = new_state; |
568fa3fa MS |
392 | |
393 | /* | |
394 | * Get the current printer state... | |
395 | */ | |
396 | ||
397 | if (printer_state) | |
398 | { | |
7a14d768 MS |
399 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
400 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
401 | hrPrinterStatus)) |
402 | return (-1); | |
403 | ||
68b10830 | 404 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
405 | packet.object_type != CUPS_ASN1_INTEGER) |
406 | return (-1); | |
407 | ||
408 | *printer_state = packet.object_value.integer; | |
409 | } | |
410 | ||
411 | /* | |
412 | * Get the current page count... | |
413 | */ | |
414 | ||
415 | if (page_count) | |
416 | { | |
7a14d768 MS |
417 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
418 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
419 | prtMarkerLifeCount)) |
420 | return (-1); | |
421 | ||
68b10830 | 422 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
423 | packet.object_type != CUPS_ASN1_COUNTER) |
424 | return (-1); | |
425 | ||
426 | *page_count = packet.object_value.counter; | |
427 | } | |
428 | ||
429 | return (0); | |
430 | } | |
431 | else | |
432 | return (-1); | |
433 | } | |
434 | ||
435 | ||
436 | /* | |
437 | * 'backend_init_supplies()' - Initialize the supplies list. | |
438 | */ | |
439 | ||
440 | static void | |
441 | backend_init_supplies( | |
442 | int snmp_fd, /* I - SNMP socket */ | |
443 | http_addr_t *addr) /* I - Printer address */ | |
444 | { | |
445 | int i, /* Looping var */ | |
446 | type; /* Current marker type */ | |
447 | cups_file_t *cachefile; /* Cache file */ | |
448 | const char *cachedir; /* CUPS_CACHEDIR value */ | |
449 | char addrstr[1024], /* Address string */ | |
450 | cachefilename[1024], /* Cache filename */ | |
451 | description[CUPS_SNMP_MAX_STRING], | |
452 | /* Device description string */ | |
12f89d24 | 453 | value[CUPS_MAX_SUPPLIES * (CUPS_SNMP_MAX_STRING * 4 + 3)], |
568fa3fa MS |
454 | /* Value string */ |
455 | *ptr, /* Pointer into value string */ | |
456 | *name_ptr; /* Pointer into name string */ | |
457 | cups_snmp_t packet; /* SNMP response packet */ | |
58dc1933 MS |
458 | ppd_file_t *ppd; /* PPD file for this queue */ |
459 | ppd_attr_t *ppdattr; /* cupsSNMPSupplies attribute */ | |
568fa3fa MS |
460 | static const char * const types[] = /* Supply types */ |
461 | { | |
462 | "other", | |
463 | "unknown", | |
464 | "toner", | |
5a9febac | 465 | "waste-toner", |
568fa3fa | 466 | "ink", |
5a9febac MS |
467 | "ink-cartridge", |
468 | "ink-ribbon", | |
469 | "waste-ink", | |
568fa3fa MS |
470 | "opc", |
471 | "developer", | |
5a9febac MS |
472 | "fuser-oil", |
473 | "solid-wax", | |
474 | "ribbon-wax", | |
475 | "waste-wax", | |
568fa3fa | 476 | "fuser", |
5a9febac MS |
477 | "corona-wire", |
478 | "fuser-oil-wick", | |
479 | "cleaner-unit", | |
480 | "fuser-cleaning-pad", | |
481 | "transfer-unit", | |
482 | "toner-cartridge", | |
483 | "fuser-oiler", | |
568fa3fa | 484 | "water", |
5a9febac MS |
485 | "waste-water", |
486 | "glue-water-additive", | |
487 | "waste-paper", | |
488 | "binding-supply", | |
489 | "banding-supply", | |
490 | "stitching-wire", | |
491 | "shrink-wrap", | |
492 | "paper-wrap", | |
568fa3fa MS |
493 | "staples", |
494 | "inserts", | |
495 | "covers" | |
496 | }; | |
497 | ||
498 | ||
499 | /* | |
500 | * Reset state information... | |
501 | */ | |
502 | ||
745129be MS |
503 | current_addr = *addr; |
504 | current_state = -1; | |
505 | num_supplies = -1; | |
68b10830 | 506 | charset = -1; |
568fa3fa MS |
507 | |
508 | memset(supplies, 0, sizeof(supplies)); | |
509 | ||
58dc1933 MS |
510 | /* |
511 | * See if we should be getting supply levels via SNMP... | |
512 | */ | |
513 | ||
f14324a7 MS |
514 | if ((ppd = ppdOpenFile(getenv("PPD"))) == NULL || |
515 | ((ppdattr = ppdFindAttr(ppd, "cupsSNMPSupplies", NULL)) != NULL && | |
88f9aafc | 516 | ppdattr->value && _cups_strcasecmp(ppdattr->value, "true"))) |
58dc1933 MS |
517 | { |
518 | ppdClose(ppd); | |
519 | return; | |
520 | } | |
521 | ||
a29fd7dd MS |
522 | if ((ppdattr = ppdFindAttr(ppd, "cupsSNMPQuirks", NULL)) != NULL) |
523 | { | |
524 | if (!_cups_strcasecmp(ppdattr->value, "capacity")) | |
525 | quirks |= CUPS_SNMP_CAPACITY; | |
526 | } | |
527 | ||
58dc1933 MS |
528 | ppdClose(ppd); |
529 | ||
568fa3fa MS |
530 | /* |
531 | * Get the device description... | |
532 | */ | |
533 | ||
7a14d768 MS |
534 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
535 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
536 | hrDeviceDescr)) |
537 | return; | |
538 | ||
68b10830 | 539 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
540 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
541 | { | |
542 | strlcpy(description, "Unknown", sizeof(description)); | |
543 | num_supplies = 0; | |
544 | } | |
545 | else | |
d1c13e16 MS |
546 | strlcpy(description, (char *)packet.object_value.string.bytes, |
547 | sizeof(description)); | |
568fa3fa | 548 | |
68b10830 MS |
549 | fprintf(stderr, "DEBUG2: hrDeviceDesc=\"%s\"\n", description); |
550 | ||
568fa3fa MS |
551 | /* |
552 | * See if we have already queried this device... | |
553 | */ | |
554 | ||
555 | httpAddrString(addr, addrstr, sizeof(addrstr)); | |
556 | ||
557 | if ((cachedir = getenv("CUPS_CACHEDIR")) == NULL) | |
558 | cachedir = CUPS_CACHEDIR; | |
559 | ||
560 | snprintf(cachefilename, sizeof(cachefilename), "%s/%s.snmp", cachedir, | |
561 | addrstr); | |
562 | ||
563 | if ((cachefile = cupsFileOpen(cachefilename, "r")) != NULL) | |
564 | { | |
565 | /* | |
566 | * Yes, read the cache file: | |
567 | * | |
f7e3306a | 568 | * 3 num_supplies charset |
568fa3fa MS |
569 | * device description |
570 | * supply structures... | |
571 | */ | |
572 | ||
573 | if (cupsFileGets(cachefile, value, sizeof(value))) | |
574 | { | |
f7e3306a | 575 | if (sscanf(value, "3 %d%d", &num_supplies, &charset) == 2 && |
568fa3fa MS |
576 | num_supplies <= CUPS_MAX_SUPPLIES && |
577 | cupsFileGets(cachefile, value, sizeof(value))) | |
578 | { | |
568fa3fa MS |
579 | if (!strcmp(description, value)) |
580 | cupsFileRead(cachefile, (char *)supplies, | |
7e86f2f6 | 581 | (size_t)num_supplies * sizeof(backend_supplies_t)); |
568fa3fa | 582 | else |
68b10830 | 583 | { |
568fa3fa | 584 | num_supplies = -1; |
68b10830 MS |
585 | charset = -1; |
586 | } | |
568fa3fa MS |
587 | } |
588 | else | |
68b10830 | 589 | { |
568fa3fa | 590 | num_supplies = -1; |
68b10830 MS |
591 | charset = -1; |
592 | } | |
568fa3fa MS |
593 | } |
594 | ||
595 | cupsFileClose(cachefile); | |
596 | } | |
597 | ||
598 | /* | |
599 | * If the cache information isn't correct, scan for supplies... | |
600 | */ | |
601 | ||
68b10830 MS |
602 | if (charset < 0) |
603 | { | |
604 | /* | |
605 | * Get the configured character set... | |
606 | */ | |
607 | ||
608 | int oid[CUPS_SNMP_MAX_OID]; /* OID for character set */ | |
609 | ||
610 | ||
611 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
612 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
613 | prtGeneralCurrentLocalization)) | |
614 | return; | |
615 | ||
616 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
617 | packet.object_type != CUPS_ASN1_INTEGER) | |
618 | { | |
619 | fprintf(stderr, | |
620 | "DEBUG: prtGeneralCurrentLocalization type is %x, expected %x!\n", | |
621 | packet.object_type, CUPS_ASN1_INTEGER); | |
622 | return; | |
623 | } | |
624 | ||
625 | fprintf(stderr, "DEBUG2: prtGeneralCurrentLocalization=%d\n", | |
626 | packet.object_value.integer); | |
627 | ||
628 | _cupsSNMPCopyOID(oid, prtLocalizationCharacterSet, CUPS_SNMP_MAX_OID); | |
629 | oid[prtLocalizationCharacterSetOffset - 2] = packet.object_value.integer; | |
630 | ||
631 | ||
632 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
633 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
634 | oid)) | |
635 | return; | |
636 | ||
637 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
638 | packet.object_type != CUPS_ASN1_INTEGER) | |
639 | { | |
640 | fprintf(stderr, | |
641 | "DEBUG: prtLocalizationCharacterSet type is %x, expected %x!\n", | |
642 | packet.object_type, CUPS_ASN1_INTEGER); | |
643 | return; | |
644 | } | |
645 | ||
646 | fprintf(stderr, "DEBUG2: prtLocalizationCharacterSet=%d\n", | |
647 | packet.object_value.integer); | |
648 | charset = packet.object_value.integer; | |
649 | } | |
650 | ||
568fa3fa MS |
651 | if (num_supplies < 0) |
652 | { | |
653 | /* | |
654 | * Walk the printer configuration information... | |
655 | */ | |
656 | ||
7a14d768 | 657 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
658 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesEntry, |
659 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
660 | } |
661 | ||
662 | /* | |
663 | * Save the cached information... | |
664 | */ | |
665 | ||
666 | if (num_supplies < 0) | |
667 | num_supplies = 0; | |
668 | ||
669 | if ((cachefile = cupsFileOpen(cachefilename, "w")) != NULL) | |
670 | { | |
f7e3306a | 671 | cupsFilePrintf(cachefile, "3 %d %d\n", num_supplies, charset); |
568fa3fa MS |
672 | cupsFilePrintf(cachefile, "%s\n", description); |
673 | ||
674 | if (num_supplies > 0) | |
675 | cupsFileWrite(cachefile, (char *)supplies, | |
7e86f2f6 | 676 | (size_t)num_supplies * sizeof(backend_supplies_t)); |
568fa3fa MS |
677 | |
678 | cupsFileClose(cachefile); | |
679 | } | |
680 | ||
681 | if (num_supplies <= 0) | |
682 | return; | |
683 | ||
684 | /* | |
685 | * Get the colors... | |
686 | */ | |
687 | ||
688 | for (i = 0; i < num_supplies; i ++) | |
5a9febac | 689 | strlcpy(supplies[i].color, "none", sizeof(supplies[i].color)); |
568fa3fa | 690 | |
7a14d768 | 691 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
692 | _cupsSNMPDefaultCommunity(), prtMarkerColorantValue, |
693 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
694 | |
695 | /* | |
696 | * Output the marker-colors attribute... | |
697 | */ | |
698 | ||
699 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
700 | { | |
701 | if (i) | |
702 | *ptr++ = ','; | |
703 | ||
7e86f2f6 | 704 | strlcpy(ptr, supplies[i].color, sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
705 | } |
706 | ||
707 | fprintf(stderr, "ATTR: marker-colors=%s\n", value); | |
708 | ||
709 | /* | |
12f89d24 MS |
710 | * Output the marker-names attribute (the double quoting is necessary to deal |
711 | * with embedded quotes and commas in the marker names...) | |
568fa3fa MS |
712 | */ |
713 | ||
714 | for (i = 0, ptr = value; i < num_supplies; i ++) | |
715 | { | |
716 | if (i) | |
717 | *ptr++ = ','; | |
718 | ||
12f89d24 | 719 | *ptr++ = '\''; |
568fa3fa MS |
720 | *ptr++ = '\"'; |
721 | for (name_ptr = supplies[i].name; *name_ptr;) | |
722 | { | |
12f89d24 MS |
723 | if (*name_ptr == '\\' || *name_ptr == '\"' || *name_ptr == '\'') |
724 | { | |
725 | *ptr++ = '\\'; | |
726 | *ptr++ = '\\'; | |
568fa3fa | 727 | *ptr++ = '\\'; |
12f89d24 | 728 | } |
568fa3fa MS |
729 | |
730 | *ptr++ = *name_ptr++; | |
731 | } | |
732 | *ptr++ = '\"'; | |
12f89d24 | 733 | *ptr++ = '\''; |
568fa3fa MS |
734 | } |
735 | ||
736 | *ptr = '\0'; | |
737 | ||
738 | fprintf(stderr, "ATTR: marker-names=%s\n", value); | |
739 | ||
740 | /* | |
741 | * Output the marker-types attribute... | |
742 | */ | |
743 | ||
744 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
745 | { | |
746 | if (i) | |
747 | *ptr++ = ','; | |
748 | ||
749 | type = supplies[i].type; | |
750 | ||
751 | if (type < CUPS_TC_other || type > CUPS_TC_covers) | |
7e86f2f6 | 752 | strlcpy(ptr, "unknown", sizeof(value) - (size_t)(ptr - value)); |
568fa3fa | 753 | else |
7e86f2f6 | 754 | strlcpy(ptr, types[type - CUPS_TC_other], sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
755 | } |
756 | ||
757 | fprintf(stderr, "ATTR: marker-types=%s\n", value); | |
758 | } | |
759 | ||
760 | ||
761 | /* | |
68b10830 | 762 | * 'backend_walk_cb()' - Interpret the supply value responses. |
568fa3fa MS |
763 | */ |
764 | ||
765 | static void | |
766 | backend_walk_cb(cups_snmp_t *packet, /* I - SNMP packet */ | |
767 | void *data) /* I - User data (unused) */ | |
768 | { | |
769 | int i, j, k; /* Looping vars */ | |
12f89d24 | 770 | static const char * const colors[][2] = |
568fa3fa | 771 | { /* Standard color names */ |
12f89d24 MS |
772 | { "black", "#000000" }, |
773 | { "blue", "#0000FF" }, | |
774 | { "brown", "#A52A2A" }, | |
775 | { "cyan", "#00FFFF" }, | |
776 | { "dark-gray", "#404040" }, | |
777 | { "dark gray", "#404040" }, | |
778 | { "dark-yellow", "#FFCC00" }, | |
779 | { "dark yellow", "#FFCC00" }, | |
780 | { "gold", "#FFD700" }, | |
781 | { "gray", "#808080" }, | |
782 | { "green", "#00FF00" }, | |
783 | { "light-black", "#606060" }, | |
784 | { "light black", "#606060" }, | |
785 | { "light-cyan", "#E0FFFF" }, | |
786 | { "light cyan", "#E0FFFF" }, | |
787 | { "light-gray", "#D3D3D3" }, | |
788 | { "light gray", "#D3D3D3" }, | |
789 | { "light-magenta", "#FF77FF" }, | |
790 | { "light magenta", "#FF77FF" }, | |
791 | { "magenta", "#FF00FF" }, | |
792 | { "orange", "#FFA500" }, | |
793 | { "red", "#FF0000" }, | |
794 | { "silver", "#C0C0C0" }, | |
795 | { "white", "#FFFFFF" }, | |
796 | { "yellow", "#FFFF00" } | |
568fa3fa MS |
797 | }; |
798 | ||
799 | ||
800 | (void)data; | |
801 | ||
7a14d768 | 802 | if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerColorantValue) && |
568fa3fa MS |
803 | packet->object_type == CUPS_ASN1_OCTET_STRING) |
804 | { | |
805 | /* | |
806 | * Get colorant... | |
807 | */ | |
808 | ||
809 | i = packet->object_name[prtMarkerColorantValueOffset]; | |
810 | ||
811 | fprintf(stderr, "DEBUG2: prtMarkerColorantValue.1.%d = \"%s\"\n", i, | |
d1c13e16 | 812 | (char *)packet->object_value.string.bytes); |
568fa3fa MS |
813 | |
814 | for (j = 0; j < num_supplies; j ++) | |
815 | if (supplies[j].colorant == i) | |
816 | { | |
817 | for (k = 0; k < (int)(sizeof(colors) / sizeof(colors[0])); k ++) | |
12f89d24 MS |
818 | if (!_cups_strcasecmp(colors[k][0], |
819 | (char *)packet->object_value.string.bytes)) | |
568fa3fa | 820 | { |
5a9febac | 821 | strlcpy(supplies[j].color, colors[k][1], sizeof(supplies[j].color)); |
568fa3fa MS |
822 | break; |
823 | } | |
824 | } | |
825 | } | |
7a14d768 | 826 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesColorantIndex)) |
568fa3fa MS |
827 | { |
828 | /* | |
829 | * Get colorant index... | |
830 | */ | |
831 | ||
832 | i = packet->object_name[prtMarkerSuppliesColorantIndexOffset]; | |
833 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
834 | packet->object_type != CUPS_ASN1_INTEGER) | |
835 | return; | |
836 | ||
837 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesColorantIndex.1.%d = %d\n", i, | |
838 | packet->object_value.integer); | |
839 | ||
840 | if (i > num_supplies) | |
841 | num_supplies = i; | |
842 | ||
843 | supplies[i - 1].colorant = packet->object_value.integer; | |
844 | } | |
7a14d768 | 845 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesDescription)) |
568fa3fa MS |
846 | { |
847 | /* | |
848 | * Get supply name/description... | |
849 | */ | |
850 | ||
851 | i = packet->object_name[prtMarkerSuppliesDescriptionOffset]; | |
852 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
853 | packet->object_type != CUPS_ASN1_OCTET_STRING) | |
854 | return; | |
855 | ||
568fa3fa MS |
856 | if (i > num_supplies) |
857 | num_supplies = i; | |
858 | ||
68b10830 MS |
859 | switch (charset) |
860 | { | |
861 | case CUPS_TC_csASCII : | |
862 | case CUPS_TC_csUTF8 : | |
863 | case CUPS_TC_csUnicodeASCII : | |
864 | strlcpy(supplies[i - 1].name, | |
865 | (char *)packet->object_value.string.bytes, | |
866 | sizeof(supplies[0].name)); | |
867 | break; | |
868 | ||
869 | case CUPS_TC_csISOLatin1 : | |
870 | case CUPS_TC_csUnicodeLatin1 : | |
871 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
872 | (char *)packet->object_value.string.bytes, | |
873 | sizeof(supplies[0].name), CUPS_ISO8859_1); | |
874 | break; | |
875 | ||
876 | case CUPS_TC_csShiftJIS : | |
a2326b5b | 877 | case CUPS_TC_csWindows31J : /* Close enough for our purposes */ |
68b10830 MS |
878 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, |
879 | (char *)packet->object_value.string.bytes, | |
880 | sizeof(supplies[0].name), CUPS_JIS_X0213); | |
881 | break; | |
882 | ||
883 | case CUPS_TC_csUCS4 : | |
884 | case CUPS_TC_csUTF32 : | |
885 | case CUPS_TC_csUTF32BE : | |
886 | case CUPS_TC_csUTF32LE : | |
887 | cupsUTF32ToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
888 | (cups_utf32_t *)packet->object_value.string.bytes, | |
889 | sizeof(supplies[0].name)); | |
890 | break; | |
891 | ||
892 | case CUPS_TC_csUnicode : | |
893 | case CUPS_TC_csUTF16BE : | |
894 | case CUPS_TC_csUTF16LE : | |
895 | utf16_to_utf8((cups_utf8_t *)supplies[i - 1].name, | |
896 | packet->object_value.string.bytes, | |
897 | packet->object_value.string.num_bytes, | |
898 | sizeof(supplies[0].name), charset == CUPS_TC_csUTF16LE); | |
899 | break; | |
900 | ||
901 | default : | |
902 | /* | |
903 | * If we get here, the printer is using an unknown character set and | |
904 | * we just want to copy characters that look like ASCII... | |
905 | */ | |
906 | ||
907 | { | |
908 | char *src, *dst; /* Pointers into strings */ | |
909 | ||
68b10830 MS |
910 | /* |
911 | * Loop safe because both the object_value and supplies char arrays | |
912 | * are CUPS_SNMP_MAX_STRING elements long. | |
913 | */ | |
914 | ||
915 | for (src = (char *)packet->object_value.string.bytes, | |
916 | dst = supplies[i - 1].name; | |
917 | *src; | |
918 | src ++) | |
919 | { | |
920 | if ((*src & 0x80) || *src < ' ' || *src == 0x7f) | |
921 | *dst++ = '?'; | |
922 | else | |
923 | *dst++ = *src; | |
924 | } | |
925 | ||
926 | *dst = '\0'; | |
927 | } | |
928 | break; | |
929 | } | |
930 | ||
931 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesDescription.1.%d = \"%s\"\n", i, | |
932 | supplies[i - 1].name); | |
933 | ||
568fa3fa | 934 | } |
7a14d768 | 935 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesLevel)) |
568fa3fa MS |
936 | { |
937 | /* | |
938 | * Get level... | |
939 | */ | |
940 | ||
941 | i = packet->object_name[prtMarkerSuppliesLevelOffset]; | |
942 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
943 | packet->object_type != CUPS_ASN1_INTEGER) | |
944 | return; | |
945 | ||
946 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesLevel.1.%d = %d\n", i, | |
947 | packet->object_value.integer); | |
948 | ||
949 | if (i > num_supplies) | |
950 | num_supplies = i; | |
951 | ||
952 | supplies[i - 1].level = packet->object_value.integer; | |
953 | } | |
a29fd7dd MS |
954 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesMaxCapacity) && |
955 | !(quirks & CUPS_SNMP_CAPACITY)) | |
568fa3fa MS |
956 | { |
957 | /* | |
958 | * Get max capacity... | |
959 | */ | |
960 | ||
961 | i = packet->object_name[prtMarkerSuppliesMaxCapacityOffset]; | |
962 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
963 | packet->object_type != CUPS_ASN1_INTEGER) | |
964 | return; | |
965 | ||
966 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesMaxCapacity.1.%d = %d\n", i, | |
967 | packet->object_value.integer); | |
968 | ||
969 | if (i > num_supplies) | |
970 | num_supplies = i; | |
971 | ||
82cc1f9a MS |
972 | if (supplies[i - 1].max_capacity == 0 && |
973 | packet->object_value.integer > 0) | |
974 | supplies[i - 1].max_capacity = packet->object_value.integer; | |
568fa3fa | 975 | } |
f7e3306a MS |
976 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesClass)) |
977 | { | |
978 | /* | |
979 | * Get marker class... | |
980 | */ | |
981 | ||
982 | i = packet->object_name[prtMarkerSuppliesClassOffset]; | |
983 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
984 | packet->object_type != CUPS_ASN1_INTEGER) | |
985 | return; | |
986 | ||
987 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesClass.1.%d = %d\n", i, | |
988 | packet->object_value.integer); | |
989 | ||
990 | if (i > num_supplies) | |
991 | num_supplies = i; | |
992 | ||
993 | supplies[i - 1].sclass = packet->object_value.integer; | |
994 | } | |
7a14d768 | 995 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesType)) |
568fa3fa MS |
996 | { |
997 | /* | |
998 | * Get marker type... | |
999 | */ | |
1000 | ||
1001 | i = packet->object_name[prtMarkerSuppliesTypeOffset]; | |
1002 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1003 | packet->object_type != CUPS_ASN1_INTEGER) | |
1004 | return; | |
1005 | ||
1006 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesType.1.%d = %d\n", i, | |
1007 | packet->object_value.integer); | |
1008 | ||
1009 | if (i > num_supplies) | |
1010 | num_supplies = i; | |
1011 | ||
1012 | supplies[i - 1].type = packet->object_value.integer; | |
1013 | } | |
82cc1f9a MS |
1014 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesSupplyUnit)) |
1015 | { | |
1016 | /* | |
1017 | * Get units for capacity... | |
1018 | */ | |
1019 | ||
1020 | i = packet->object_name[prtMarkerSuppliesSupplyUnitOffset]; | |
1021 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1022 | packet->object_type != CUPS_ASN1_INTEGER) | |
1023 | return; | |
1024 | ||
1025 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesSupplyUnit.1.%d = %d\n", i, | |
1026 | packet->object_value.integer); | |
1027 | ||
1028 | if (i > num_supplies) | |
1029 | num_supplies = i; | |
1030 | ||
1031 | if (packet->object_value.integer == CUPS_TC_percent) | |
1032 | supplies[i - 1].max_capacity = 100; | |
1033 | } | |
568fa3fa MS |
1034 | } |
1035 | ||
1036 | ||
68b10830 MS |
1037 | /* |
1038 | * 'utf16_to_utf8()' - Convert UTF-16 text to UTF-8. | |
1039 | */ | |
1040 | ||
1041 | static void | |
1042 | utf16_to_utf8( | |
1043 | cups_utf8_t *dst, /* I - Destination buffer */ | |
1044 | const unsigned char *src, /* I - Source string */ | |
1045 | size_t srcsize, /* I - Size of source string */ | |
1046 | size_t dstsize, /* I - Size of destination buffer */ | |
1047 | int le) /* I - Source is little-endian? */ | |
1048 | { | |
1049 | cups_utf32_t ch, /* Current character */ | |
1050 | temp[CUPS_SNMP_MAX_STRING], | |
1051 | /* UTF-32 string */ | |
1052 | *ptr; /* Pointer into UTF-32 string */ | |
1053 | ||
1054 | ||
1055 | for (ptr = temp; srcsize >= 2;) | |
1056 | { | |
1057 | if (le) | |
7e86f2f6 | 1058 | ch = (cups_utf32_t)(src[0] | (src[1] << 8)); |
68b10830 | 1059 | else |
7e86f2f6 | 1060 | ch = (cups_utf32_t)((src[0] << 8) | src[1]); |
68b10830 MS |
1061 | |
1062 | src += 2; | |
1063 | srcsize -= 2; | |
1064 | ||
1065 | if (ch >= 0xd800 && ch <= 0xdbff && srcsize >= 2) | |
1066 | { | |
1067 | /* | |
1068 | * Multi-word UTF-16 char... | |
1069 | */ | |
1070 | ||
7e86f2f6 | 1071 | cups_utf32_t lch; /* Lower word */ |
68b10830 MS |
1072 | |
1073 | ||
1074 | if (le) | |
7e86f2f6 | 1075 | lch = (cups_utf32_t)(src[0] | (src[1] << 8)); |
68b10830 | 1076 | else |
7e86f2f6 | 1077 | lch = (cups_utf32_t)((src[0] << 8) | src[1]); |
68b10830 MS |
1078 | |
1079 | if (lch >= 0xdc00 && lch <= 0xdfff) | |
1080 | { | |
1081 | src += 2; | |
1082 | srcsize -= 2; | |
1083 | ||
1084 | ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000; | |
1085 | } | |
1086 | } | |
1087 | ||
1088 | if (ptr < (temp + CUPS_SNMP_MAX_STRING - 1)) | |
1089 | *ptr++ = ch; | |
1090 | } | |
1091 | ||
1092 | *ptr = '\0'; | |
1093 | ||
7e86f2f6 | 1094 | cupsUTF32ToUTF8(dst, temp, (int)dstsize); |
68b10830 MS |
1095 | } |
1096 | ||
1097 | ||
568fa3fa MS |
1098 | /* |
1099 | * End of "$Id$". | |
1100 | */ |