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Commit | Line | Data |
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568fa3fa | 1 | /* |
7e86f2f6 | 2 | * SNMP supplies functions for CUPS. |
568fa3fa | 3 | * |
53f8d64f | 4 | * Copyright © 2008-2015 by Apple Inc. |
568fa3fa | 5 | * |
53f8d64f MS |
6 | * Licensed under Apache License v2.0. See the file "LICENSE" for more |
7 | * information. | |
568fa3fa MS |
8 | */ |
9 | ||
10 | /* | |
11 | * Include necessary headers. | |
12 | */ | |
13 | ||
14 | #include "backend-private.h" | |
f787e1e3 | 15 | #include <cups/ppd-private.h> |
568fa3fa MS |
16 | #include <cups/array.h> |
17 | ||
18 | ||
19 | /* | |
20 | * Local constants... | |
21 | */ | |
22 | ||
23 | #define CUPS_MAX_SUPPLIES 32 /* Maximum number of supplies for a printer */ | |
68b10830 | 24 | #define CUPS_SUPPLY_TIMEOUT 2.0 /* Timeout for SNMP lookups */ |
568fa3fa | 25 | |
82cc1f9a MS |
26 | #define CUPS_DEVELOPER_LOW 0x0001 |
27 | #define CUPS_DEVELOPER_EMPTY 0x0002 | |
28 | #define CUPS_MARKER_SUPPLY_LOW 0x0004 | |
29 | #define CUPS_MARKER_SUPPLY_EMPTY 0x0008 | |
30 | #define CUPS_OPC_NEAR_EOL 0x0010 | |
31 | #define CUPS_OPC_LIFE_OVER 0x0020 | |
32 | #define CUPS_TONER_LOW 0x0040 | |
33 | #define CUPS_TONER_EMPTY 0x0080 | |
34 | #define CUPS_WASTE_ALMOST_FULL 0x0100 | |
35 | #define CUPS_WASTE_FULL 0x0200 | |
36 | #define CUPS_CLEANER_NEAR_EOL 0x0400 /* Proposed JPS3 */ | |
37 | #define CUPS_CLEANER_LIFE_OVER 0x0800 /* Proposed JPS3 */ | |
c8fef167 | 38 | |
a29fd7dd MS |
39 | #define CUPS_SNMP_NONE 0x0000 |
40 | #define CUPS_SNMP_CAPACITY 0x0001 /* Supply levels reported as percentages */ | |
41 | ||
568fa3fa MS |
42 | |
43 | /* | |
44 | * Local structures... | |
45 | */ | |
46 | ||
745129be | 47 | typedef struct /**** Printer supply data ****/ |
568fa3fa MS |
48 | { |
49 | char name[CUPS_SNMP_MAX_STRING], /* Name of supply */ | |
50 | color[8]; /* Color: "#RRGGBB" or "none" */ | |
51 | int colorant, /* Colorant index */ | |
f7e3306a | 52 | sclass, /* Supply class */ |
568fa3fa MS |
53 | type, /* Supply type */ |
54 | max_capacity, /* Maximum capacity */ | |
55 | level; /* Current level value */ | |
56 | } backend_supplies_t; | |
57 | ||
745129be MS |
58 | typedef struct /**** Printer state table ****/ |
59 | { | |
60 | int bit; /* State bit */ | |
61 | const char *keyword; /* IPP printer-state-reasons keyword */ | |
62 | } backend_state_t; | |
63 | ||
568fa3fa MS |
64 | |
65 | /* | |
66 | * Local globals... | |
67 | */ | |
68 | ||
69 | static http_addr_t current_addr; /* Current address */ | |
745129be MS |
70 | static int current_state = -1; |
71 | /* Current device state bits */ | |
68b10830 | 72 | static int charset = -1; /* Character set for supply names */ |
a29fd7dd MS |
73 | static unsigned quirks = CUPS_SNMP_NONE; |
74 | /* Quirks we have to work around */ | |
c8fef167 | 75 | static int num_supplies = 0; |
568fa3fa MS |
76 | /* Number of supplies found */ |
77 | static backend_supplies_t supplies[CUPS_MAX_SUPPLIES]; | |
78 | /* Supply information */ | |
c8fef167 MS |
79 | static int supply_state = -1; |
80 | /* Supply state info */ | |
568fa3fa MS |
81 | |
82 | static const int hrDeviceDescr[] = | |
83 | { CUPS_OID_hrDeviceDescr, 1, -1 }; | |
84 | /* Device description OID */ | |
85 | static const int hrPrinterStatus[] = | |
86 | { CUPS_OID_hrPrinterStatus, 1, -1 }; | |
87 | /* Current state OID */ | |
88 | static const int hrPrinterDetectedErrorState[] = | |
89 | { CUPS_OID_hrPrinterDetectedErrorState, 1, -1 }; | |
90 | /* Current printer state bits OID */ | |
68b10830 MS |
91 | static const int prtGeneralCurrentLocalization[] = |
92 | { CUPS_OID_prtGeneralCurrentLocalization, 1, -1 }; | |
93 | static const int prtLocalizationCharacterSet[] = | |
94 | { CUPS_OID_prtLocalizationCharacterSet, 1, 1, -1 }, | |
95 | prtLocalizationCharacterSetOffset = | |
96 | (sizeof(prtLocalizationCharacterSet) / | |
97 | sizeof(prtLocalizationCharacterSet[0])); | |
568fa3fa MS |
98 | static const int prtMarkerColorantValue[] = |
99 | { CUPS_OID_prtMarkerColorantValue, -1 }, | |
100 | /* Colorant OID */ | |
101 | prtMarkerColorantValueOffset = | |
102 | (sizeof(prtMarkerColorantValue) / | |
103 | sizeof(prtMarkerColorantValue[0])); | |
104 | /* Offset to colorant index */ | |
105 | static const int prtMarkerLifeCount[] = | |
106 | { CUPS_OID_prtMarkerLifeCount, 1, 1, -1 }; | |
107 | /* Page counter OID */ | |
108 | static const int prtMarkerSuppliesEntry[] = | |
109 | { CUPS_OID_prtMarkerSuppliesEntry, -1 }; | |
110 | /* Supplies OID */ | |
111 | static const int prtMarkerSuppliesColorantIndex[] = | |
112 | { CUPS_OID_prtMarkerSuppliesColorantIndex, -1 }, | |
113 | /* Colorant index OID */ | |
114 | prtMarkerSuppliesColorantIndexOffset = | |
115 | (sizeof(prtMarkerSuppliesColorantIndex) / | |
116 | sizeof(prtMarkerSuppliesColorantIndex[0])); | |
117 | /* Offset to supply index */ | |
118 | static const int prtMarkerSuppliesDescription[] = | |
119 | { CUPS_OID_prtMarkerSuppliesDescription, -1 }, | |
120 | /* Description OID */ | |
121 | prtMarkerSuppliesDescriptionOffset = | |
122 | (sizeof(prtMarkerSuppliesDescription) / | |
123 | sizeof(prtMarkerSuppliesDescription[0])); | |
124 | /* Offset to supply index */ | |
125 | static const int prtMarkerSuppliesLevel[] = | |
126 | { CUPS_OID_prtMarkerSuppliesLevel, -1 }, | |
127 | /* Level OID */ | |
128 | prtMarkerSuppliesLevelOffset = | |
129 | (sizeof(prtMarkerSuppliesLevel) / | |
130 | sizeof(prtMarkerSuppliesLevel[0])); | |
131 | /* Offset to supply index */ | |
132 | static const int prtMarkerSuppliesMaxCapacity[] = | |
133 | { CUPS_OID_prtMarkerSuppliesMaxCapacity, -1 }, | |
134 | /* Max capacity OID */ | |
135 | prtMarkerSuppliesMaxCapacityOffset = | |
136 | (sizeof(prtMarkerSuppliesMaxCapacity) / | |
137 | sizeof(prtMarkerSuppliesMaxCapacity[0])); | |
138 | /* Offset to supply index */ | |
f7e3306a MS |
139 | static const int prtMarkerSuppliesClass[] = |
140 | { CUPS_OID_prtMarkerSuppliesClass, -1 }, | |
141 | /* Class OID */ | |
142 | prtMarkerSuppliesClassOffset = | |
143 | (sizeof(prtMarkerSuppliesClass) / | |
144 | sizeof(prtMarkerSuppliesClass[0])); | |
145 | /* Offset to supply index */ | |
568fa3fa MS |
146 | static const int prtMarkerSuppliesType[] = |
147 | { CUPS_OID_prtMarkerSuppliesType, -1 }, | |
148 | /* Type OID */ | |
149 | prtMarkerSuppliesTypeOffset = | |
150 | (sizeof(prtMarkerSuppliesType) / | |
151 | sizeof(prtMarkerSuppliesType[0])); | |
152 | /* Offset to supply index */ | |
82cc1f9a MS |
153 | static const int prtMarkerSuppliesSupplyUnit[] = |
154 | { CUPS_OID_prtMarkerSuppliesSupplyUnit, -1 }, | |
155 | /* Units OID */ | |
156 | prtMarkerSuppliesSupplyUnitOffset = | |
157 | (sizeof(prtMarkerSuppliesSupplyUnit) / | |
158 | sizeof(prtMarkerSuppliesSupplyUnit[0])); | |
159 | /* Offset to supply index */ | |
568fa3fa | 160 | |
c1420c87 | 161 | static const backend_state_t printer_states[] = |
745129be | 162 | { |
3e7fe0ca | 163 | /* { CUPS_TC_lowPaper, "media-low-report" }, */ |
745129be | 164 | { CUPS_TC_noPaper | CUPS_TC_inputTrayEmpty, "media-empty-warning" }, |
c8fef167 MS |
165 | /* { CUPS_TC_lowToner, "toner-low-report" }, */ /* now use prtMarkerSupplies */ |
166 | /* { CUPS_TC_noToner, "toner-empty-warning" }, */ /* now use prtMarkerSupplies */ | |
745129be MS |
167 | { CUPS_TC_doorOpen, "door-open-report" }, |
168 | { CUPS_TC_jammed, "media-jam-warning" }, | |
169 | /* { CUPS_TC_offline, "offline-report" }, */ /* unreliable */ | |
e07d4801 | 170 | /* { CUPS_TC_serviceRequested | CUPS_TC_overduePreventMaint, "service-needed-warning" }, */ /* unreliable */ |
745129be MS |
171 | { CUPS_TC_inputTrayMissing, "input-tray-missing-warning" }, |
172 | { CUPS_TC_outputTrayMissing, "output-tray-missing-warning" }, | |
173 | { CUPS_TC_markerSupplyMissing, "marker-supply-missing-warning" }, | |
174 | { CUPS_TC_outputNearFull, "output-area-almost-full-report" }, | |
175 | { CUPS_TC_outputFull, "output-area-full-warning" } | |
176 | }; | |
177 | ||
c1420c87 | 178 | static const backend_state_t supply_states[] = |
c8fef167 MS |
179 | { |
180 | { CUPS_DEVELOPER_LOW, "developer-low-report" }, | |
181 | { CUPS_DEVELOPER_EMPTY, "developer-empty-warning" }, | |
182 | { CUPS_MARKER_SUPPLY_LOW, "marker-supply-low-report" }, | |
183 | { CUPS_MARKER_SUPPLY_EMPTY, "marker-supply-empty-warning" }, | |
c8fef167 MS |
184 | { CUPS_OPC_NEAR_EOL, "opc-near-eol-report" }, |
185 | { CUPS_OPC_LIFE_OVER, "opc-life-over-warning" }, | |
186 | { CUPS_TONER_LOW, "toner-low-report" }, | |
82cc1f9a MS |
187 | { CUPS_TONER_EMPTY, "toner-empty-warning" }, |
188 | { CUPS_WASTE_ALMOST_FULL, "waste-receptacle-almost-full-report" }, | |
189 | { CUPS_WASTE_FULL, "waste-receptacle-full-warning" }, | |
190 | { CUPS_CLEANER_NEAR_EOL, "cleaner-life-almost-over-report" }, | |
191 | { CUPS_CLEANER_LIFE_OVER, "cleaner-life-over-warning" }, | |
c8fef167 MS |
192 | }; |
193 | ||
568fa3fa MS |
194 | |
195 | /* | |
196 | * Local functions... | |
197 | */ | |
198 | ||
199 | static void backend_init_supplies(int snmp_fd, http_addr_t *addr); | |
200 | static void backend_walk_cb(cups_snmp_t *packet, void *data); | |
68b10830 MS |
201 | static void utf16_to_utf8(cups_utf8_t *dst, const unsigned char *src, |
202 | size_t srcsize, size_t dstsize, int le); | |
568fa3fa MS |
203 | |
204 | ||
205 | /* | |
206 | * 'backendSNMPSupplies()' - Get the current supplies for a device. | |
207 | */ | |
208 | ||
209 | int /* O - 0 on success, -1 on error */ | |
210 | backendSNMPSupplies( | |
211 | int snmp_fd, /* I - SNMP socket */ | |
212 | http_addr_t *addr, /* I - Printer address */ | |
213 | int *page_count, /* O - Page count */ | |
214 | int *printer_state) /* O - Printer state */ | |
215 | { | |
216 | if (!httpAddrEqual(addr, ¤t_addr)) | |
217 | backend_init_supplies(snmp_fd, addr); | |
218 | else if (num_supplies > 0) | |
7a14d768 | 219 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
68b10830 MS |
220 | _cupsSNMPDefaultCommunity(), prtMarkerSuppliesLevel, |
221 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); | |
568fa3fa MS |
222 | |
223 | if (page_count) | |
224 | *page_count = -1; | |
225 | ||
226 | if (printer_state) | |
227 | *printer_state = -1; | |
228 | ||
229 | if (num_supplies > 0) | |
230 | { | |
745129be | 231 | int i, /* Looping var */ |
c8fef167 | 232 | percent, /* Percent full */ |
745129be | 233 | new_state, /* New state value */ |
c8fef167 MS |
234 | change_state, /* State change */ |
235 | new_supply_state = 0; /* Supply state */ | |
568fa3fa MS |
236 | char value[CUPS_MAX_SUPPLIES * 4], |
237 | /* marker-levels value string */ | |
238 | *ptr; /* Pointer into value string */ | |
239 | cups_snmp_t packet; /* SNMP response packet */ | |
568fa3fa MS |
240 | |
241 | /* | |
242 | * Generate the marker-levels value string... | |
243 | */ | |
244 | ||
245 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
246 | { | |
a4845881 | 247 | if (supplies[i].max_capacity > 0 && supplies[i].level >= 0) |
07ed0e9a | 248 | percent = 100 * supplies[i].level / supplies[i].max_capacity; |
a29fd7dd MS |
249 | else if (supplies[i].level >= 0 && supplies[i].level <= 100 && |
250 | (quirks & CUPS_SNMP_CAPACITY)) | |
251 | percent = supplies[i].level; | |
07ed0e9a MS |
252 | else |
253 | percent = 50; | |
c8fef167 | 254 | |
f7e3306a MS |
255 | if (supplies[i].sclass == CUPS_TC_receptacleThatIsFilled) |
256 | percent = 100 - percent; | |
257 | ||
a4845881 | 258 | if (percent <= 5) |
c8fef167 MS |
259 | { |
260 | switch (supplies[i].type) | |
261 | { | |
262 | case CUPS_TC_toner : | |
263 | case CUPS_TC_tonerCartridge : | |
264 | if (percent <= 1) | |
265 | new_supply_state |= CUPS_TONER_EMPTY; | |
266 | else | |
267 | new_supply_state |= CUPS_TONER_LOW; | |
268 | break; | |
c8fef167 MS |
269 | case CUPS_TC_ink : |
270 | case CUPS_TC_inkCartridge : | |
271 | case CUPS_TC_inkRibbon : | |
272 | case CUPS_TC_solidWax : | |
273 | case CUPS_TC_ribbonWax : | |
274 | if (percent <= 1) | |
275 | new_supply_state |= CUPS_MARKER_SUPPLY_EMPTY; | |
276 | else | |
277 | new_supply_state |= CUPS_MARKER_SUPPLY_LOW; | |
278 | break; | |
279 | case CUPS_TC_developer : | |
280 | if (percent <= 1) | |
281 | new_supply_state |= CUPS_DEVELOPER_EMPTY; | |
282 | else | |
283 | new_supply_state |= CUPS_DEVELOPER_LOW; | |
284 | break; | |
285 | case CUPS_TC_coronaWire : | |
286 | case CUPS_TC_fuser : | |
287 | case CUPS_TC_opc : | |
288 | case CUPS_TC_transferUnit : | |
289 | if (percent <= 1) | |
290 | new_supply_state |= CUPS_OPC_LIFE_OVER; | |
291 | else | |
292 | new_supply_state |= CUPS_OPC_NEAR_EOL; | |
293 | break; | |
bf766888 | 294 | #if 0 /* Because no two vendors report waste containers the same, disable SNMP reporting of same */ |
82cc1f9a MS |
295 | case CUPS_TC_wasteInk : |
296 | case CUPS_TC_wastePaper : | |
297 | case CUPS_TC_wasteToner : | |
298 | case CUPS_TC_wasteWater : | |
299 | case CUPS_TC_wasteWax : | |
300 | if (percent <= 1) | |
301 | new_supply_state |= CUPS_WASTE_FULL; | |
302 | else | |
303 | new_supply_state |= CUPS_WASTE_ALMOST_FULL; | |
304 | break; | |
bf766888 | 305 | #endif /* 0 */ |
82cc1f9a MS |
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; | |
c8fef167 MS |
313 | } |
314 | } | |
315 | ||
568fa3fa MS |
316 | if (i) |
317 | *ptr++ = ','; | |
318 | ||
a29fd7dd MS |
319 | if ((supplies[i].max_capacity > 0 || (quirks & CUPS_SNMP_CAPACITY)) && |
320 | supplies[i].level >= 0) | |
7e86f2f6 | 321 | snprintf(ptr, sizeof(value) - (size_t)(ptr - value), "%d", percent); |
06d4e77b | 322 | else |
7e86f2f6 | 323 | strlcpy(ptr, "-1", sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
324 | } |
325 | ||
326 | fprintf(stderr, "ATTR: marker-levels=%s\n", value); | |
327 | ||
c8fef167 MS |
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 | ||
568fa3fa MS |
348 | /* |
349 | * Get the current printer status bits... | |
350 | */ | |
351 | ||
7a14d768 MS |
352 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
353 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
354 | hrPrinterDetectedErrorState)) |
355 | return (-1); | |
356 | ||
68b10830 | 357 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
358 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
359 | return (-1); | |
360 | ||
18ecb428 MS |
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]; | |
ef55b745 MS |
364 | else if (packet.object_value.string.num_bytes == 1) |
365 | new_state = (packet.object_value.string.bytes[0] << 8); | |
18ecb428 MS |
366 | else |
367 | new_state = 0; | |
568fa3fa | 368 | |
745129be MS |
369 | if (current_state < 0) |
370 | change_state = 0xffff; | |
568fa3fa | 371 | else |
745129be | 372 | change_state = current_state ^ new_state; |
568fa3fa | 373 | |
c8fef167 MS |
374 | fprintf(stderr, "DEBUG: new_state=%x, change_state=%x\n", new_state, |
375 | change_state); | |
229681c1 | 376 | |
745129be MS |
377 | for (i = 0; |
378 | i < (int)(sizeof(printer_states) / sizeof(printer_states[0])); | |
379 | i ++) | |
380 | if (change_state & printer_states[i].bit) | |
229681c1 | 381 | { |
c8fef167 MS |
382 | fprintf(stderr, "STATE: %c%s\n", |
383 | (new_state & printer_states[i].bit) ? '+' : '-', | |
384 | printer_states[i].keyword); | |
229681c1 | 385 | } |
568fa3fa | 386 | |
745129be | 387 | current_state = new_state; |
568fa3fa MS |
388 | |
389 | /* | |
390 | * Get the current printer state... | |
391 | */ | |
392 | ||
393 | if (printer_state) | |
394 | { | |
7a14d768 MS |
395 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
396 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
397 | hrPrinterStatus)) |
398 | return (-1); | |
399 | ||
68b10830 | 400 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
401 | packet.object_type != CUPS_ASN1_INTEGER) |
402 | return (-1); | |
403 | ||
404 | *printer_state = packet.object_value.integer; | |
405 | } | |
406 | ||
407 | /* | |
408 | * Get the current page count... | |
409 | */ | |
410 | ||
411 | if (page_count) | |
412 | { | |
7a14d768 MS |
413 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
414 | _cupsSNMPDefaultCommunity(), CUPS_ASN1_GET_REQUEST, 1, | |
568fa3fa MS |
415 | prtMarkerLifeCount)) |
416 | return (-1); | |
417 | ||
68b10830 | 418 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
419 | packet.object_type != CUPS_ASN1_COUNTER) |
420 | return (-1); | |
421 | ||
422 | *page_count = packet.object_value.counter; | |
423 | } | |
424 | ||
425 | return (0); | |
426 | } | |
427 | else | |
428 | return (-1); | |
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 | { | |
441 | int i, /* Looping var */ | |
442 | type; /* Current marker type */ | |
8d32a3f9 | 443 | const char *community; /* SNMP community name */ |
568fa3fa MS |
444 | cups_file_t *cachefile; /* Cache file */ |
445 | const char *cachedir; /* CUPS_CACHEDIR value */ | |
446 | char addrstr[1024], /* Address string */ | |
447 | cachefilename[1024], /* Cache filename */ | |
448 | description[CUPS_SNMP_MAX_STRING], | |
449 | /* Device description string */ | |
12f89d24 | 450 | value[CUPS_MAX_SUPPLIES * (CUPS_SNMP_MAX_STRING * 4 + 3)], |
568fa3fa MS |
451 | /* Value string */ |
452 | *ptr, /* Pointer into value string */ | |
453 | *name_ptr; /* Pointer into name string */ | |
454 | cups_snmp_t packet; /* SNMP response packet */ | |
58dc1933 MS |
455 | ppd_file_t *ppd; /* PPD file for this queue */ |
456 | ppd_attr_t *ppdattr; /* cupsSNMPSupplies attribute */ | |
568fa3fa MS |
457 | static const char * const types[] = /* Supply types */ |
458 | { | |
459 | "other", | |
460 | "unknown", | |
461 | "toner", | |
5a9febac | 462 | "waste-toner", |
568fa3fa | 463 | "ink", |
5a9febac MS |
464 | "ink-cartridge", |
465 | "ink-ribbon", | |
466 | "waste-ink", | |
568fa3fa MS |
467 | "opc", |
468 | "developer", | |
5a9febac MS |
469 | "fuser-oil", |
470 | "solid-wax", | |
471 | "ribbon-wax", | |
472 | "waste-wax", | |
568fa3fa | 473 | "fuser", |
5a9febac MS |
474 | "corona-wire", |
475 | "fuser-oil-wick", | |
476 | "cleaner-unit", | |
477 | "fuser-cleaning-pad", | |
478 | "transfer-unit", | |
479 | "toner-cartridge", | |
480 | "fuser-oiler", | |
568fa3fa | 481 | "water", |
5a9febac MS |
482 | "waste-water", |
483 | "glue-water-additive", | |
484 | "waste-paper", | |
485 | "binding-supply", | |
486 | "banding-supply", | |
487 | "stitching-wire", | |
488 | "shrink-wrap", | |
489 | "paper-wrap", | |
568fa3fa MS |
490 | "staples", |
491 | "inserts", | |
492 | "covers" | |
493 | }; | |
494 | ||
495 | ||
496 | /* | |
497 | * Reset state information... | |
498 | */ | |
499 | ||
745129be MS |
500 | current_addr = *addr; |
501 | current_state = -1; | |
502 | num_supplies = -1; | |
68b10830 | 503 | charset = -1; |
568fa3fa MS |
504 | |
505 | memset(supplies, 0, sizeof(supplies)); | |
506 | ||
58dc1933 MS |
507 | /* |
508 | * See if we should be getting supply levels via SNMP... | |
509 | */ | |
510 | ||
8d32a3f9 MS |
511 | community = _cupsSNMPDefaultCommunity(); |
512 | if (!*community) | |
513 | return; | |
514 | ||
f14324a7 MS |
515 | if ((ppd = ppdOpenFile(getenv("PPD"))) == NULL || |
516 | ((ppdattr = ppdFindAttr(ppd, "cupsSNMPSupplies", NULL)) != NULL && | |
88f9aafc | 517 | ppdattr->value && _cups_strcasecmp(ppdattr->value, "true"))) |
58dc1933 MS |
518 | { |
519 | ppdClose(ppd); | |
520 | return; | |
521 | } | |
522 | ||
a29fd7dd MS |
523 | if ((ppdattr = ppdFindAttr(ppd, "cupsSNMPQuirks", NULL)) != NULL) |
524 | { | |
525 | if (!_cups_strcasecmp(ppdattr->value, "capacity")) | |
526 | quirks |= CUPS_SNMP_CAPACITY; | |
527 | } | |
528 | ||
58dc1933 MS |
529 | ppdClose(ppd); |
530 | ||
568fa3fa MS |
531 | /* |
532 | * Get the device description... | |
533 | */ | |
534 | ||
7a14d768 | 535 | if (!_cupsSNMPWrite(snmp_fd, addr, CUPS_SNMP_VERSION_1, |
8d32a3f9 | 536 | community, CUPS_ASN1_GET_REQUEST, 1, |
568fa3fa MS |
537 | hrDeviceDescr)) |
538 | return; | |
539 | ||
68b10830 | 540 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || |
568fa3fa MS |
541 | packet.object_type != CUPS_ASN1_OCTET_STRING) |
542 | { | |
543 | strlcpy(description, "Unknown", sizeof(description)); | |
544 | num_supplies = 0; | |
545 | } | |
546 | else | |
d1c13e16 MS |
547 | strlcpy(description, (char *)packet.object_value.string.bytes, |
548 | sizeof(description)); | |
568fa3fa | 549 | |
68b10830 MS |
550 | fprintf(stderr, "DEBUG2: hrDeviceDesc=\"%s\"\n", description); |
551 | ||
568fa3fa MS |
552 | /* |
553 | * See if we have already queried this device... | |
554 | */ | |
555 | ||
556 | httpAddrString(addr, addrstr, sizeof(addrstr)); | |
557 | ||
558 | if ((cachedir = getenv("CUPS_CACHEDIR")) == NULL) | |
559 | cachedir = CUPS_CACHEDIR; | |
560 | ||
561 | snprintf(cachefilename, sizeof(cachefilename), "%s/%s.snmp", cachedir, | |
562 | addrstr); | |
563 | ||
564 | if ((cachefile = cupsFileOpen(cachefilename, "r")) != NULL) | |
565 | { | |
566 | /* | |
567 | * Yes, read the cache file: | |
568 | * | |
f7e3306a | 569 | * 3 num_supplies charset |
568fa3fa MS |
570 | * device description |
571 | * supply structures... | |
572 | */ | |
573 | ||
574 | if (cupsFileGets(cachefile, value, sizeof(value))) | |
575 | { | |
f7e3306a | 576 | if (sscanf(value, "3 %d%d", &num_supplies, &charset) == 2 && |
568fa3fa MS |
577 | num_supplies <= CUPS_MAX_SUPPLIES && |
578 | cupsFileGets(cachefile, value, sizeof(value))) | |
579 | { | |
568fa3fa MS |
580 | if (!strcmp(description, value)) |
581 | cupsFileRead(cachefile, (char *)supplies, | |
7e86f2f6 | 582 | (size_t)num_supplies * sizeof(backend_supplies_t)); |
568fa3fa | 583 | else |
68b10830 | 584 | { |
568fa3fa | 585 | num_supplies = -1; |
68b10830 MS |
586 | charset = -1; |
587 | } | |
568fa3fa MS |
588 | } |
589 | else | |
68b10830 | 590 | { |
568fa3fa | 591 | num_supplies = -1; |
68b10830 MS |
592 | charset = -1; |
593 | } | |
568fa3fa MS |
594 | } |
595 | ||
596 | cupsFileClose(cachefile); | |
597 | } | |
598 | ||
599 | /* | |
600 | * If the cache information isn't correct, scan for supplies... | |
601 | */ | |
602 | ||
68b10830 MS |
603 | if (charset < 0) |
604 | { | |
605 | /* | |
606 | * Get the configured character set... | |
607 | */ | |
608 | ||
609 | int oid[CUPS_SNMP_MAX_OID]; /* OID for character set */ | |
610 | ||
611 | ||
612 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
8d32a3f9 | 613 | community, CUPS_ASN1_GET_REQUEST, 1, |
68b10830 MS |
614 | prtGeneralCurrentLocalization)) |
615 | return; | |
616 | ||
617 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
618 | packet.object_type != CUPS_ASN1_INTEGER) | |
619 | { | |
620 | fprintf(stderr, | |
621 | "DEBUG: prtGeneralCurrentLocalization type is %x, expected %x!\n", | |
622 | packet.object_type, CUPS_ASN1_INTEGER); | |
623 | return; | |
624 | } | |
625 | ||
626 | fprintf(stderr, "DEBUG2: prtGeneralCurrentLocalization=%d\n", | |
627 | packet.object_value.integer); | |
628 | ||
629 | _cupsSNMPCopyOID(oid, prtLocalizationCharacterSet, CUPS_SNMP_MAX_OID); | |
630 | oid[prtLocalizationCharacterSetOffset - 2] = packet.object_value.integer; | |
631 | ||
632 | ||
633 | if (!_cupsSNMPWrite(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, | |
8d32a3f9 | 634 | community, CUPS_ASN1_GET_REQUEST, 1, |
68b10830 MS |
635 | oid)) |
636 | return; | |
637 | ||
638 | if (!_cupsSNMPRead(snmp_fd, &packet, CUPS_SUPPLY_TIMEOUT) || | |
639 | packet.object_type != CUPS_ASN1_INTEGER) | |
640 | { | |
641 | fprintf(stderr, | |
642 | "DEBUG: prtLocalizationCharacterSet type is %x, expected %x!\n", | |
643 | packet.object_type, CUPS_ASN1_INTEGER); | |
644 | return; | |
645 | } | |
646 | ||
647 | fprintf(stderr, "DEBUG2: prtLocalizationCharacterSet=%d\n", | |
648 | packet.object_value.integer); | |
649 | charset = packet.object_value.integer; | |
650 | } | |
651 | ||
568fa3fa MS |
652 | if (num_supplies < 0) |
653 | { | |
654 | /* | |
655 | * Walk the printer configuration information... | |
656 | */ | |
657 | ||
7a14d768 | 658 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
8d32a3f9 | 659 | community, prtMarkerSuppliesEntry, |
68b10830 | 660 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); |
568fa3fa MS |
661 | } |
662 | ||
663 | /* | |
664 | * Save the cached information... | |
665 | */ | |
666 | ||
667 | if (num_supplies < 0) | |
668 | num_supplies = 0; | |
669 | ||
670 | if ((cachefile = cupsFileOpen(cachefilename, "w")) != NULL) | |
671 | { | |
f7e3306a | 672 | cupsFilePrintf(cachefile, "3 %d %d\n", num_supplies, charset); |
568fa3fa MS |
673 | cupsFilePrintf(cachefile, "%s\n", description); |
674 | ||
675 | if (num_supplies > 0) | |
676 | cupsFileWrite(cachefile, (char *)supplies, | |
7e86f2f6 | 677 | (size_t)num_supplies * sizeof(backend_supplies_t)); |
568fa3fa MS |
678 | |
679 | cupsFileClose(cachefile); | |
680 | } | |
681 | ||
682 | if (num_supplies <= 0) | |
683 | return; | |
684 | ||
685 | /* | |
686 | * Get the colors... | |
687 | */ | |
688 | ||
689 | for (i = 0; i < num_supplies; i ++) | |
5a9febac | 690 | strlcpy(supplies[i].color, "none", sizeof(supplies[i].color)); |
568fa3fa | 691 | |
7a14d768 | 692 | _cupsSNMPWalk(snmp_fd, ¤t_addr, CUPS_SNMP_VERSION_1, |
8d32a3f9 | 693 | community, prtMarkerColorantValue, |
68b10830 | 694 | CUPS_SUPPLY_TIMEOUT, backend_walk_cb, NULL); |
568fa3fa MS |
695 | |
696 | /* | |
697 | * Output the marker-colors attribute... | |
698 | */ | |
699 | ||
700 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
701 | { | |
702 | if (i) | |
703 | *ptr++ = ','; | |
704 | ||
7e86f2f6 | 705 | strlcpy(ptr, supplies[i].color, sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
706 | } |
707 | ||
708 | fprintf(stderr, "ATTR: marker-colors=%s\n", value); | |
709 | ||
710 | /* | |
12f89d24 MS |
711 | * Output the marker-names attribute (the double quoting is necessary to deal |
712 | * with embedded quotes and commas in the marker names...) | |
568fa3fa MS |
713 | */ |
714 | ||
715 | for (i = 0, ptr = value; i < num_supplies; i ++) | |
716 | { | |
717 | if (i) | |
718 | *ptr++ = ','; | |
719 | ||
12f89d24 | 720 | *ptr++ = '\''; |
568fa3fa MS |
721 | *ptr++ = '\"'; |
722 | for (name_ptr = supplies[i].name; *name_ptr;) | |
723 | { | |
12f89d24 MS |
724 | if (*name_ptr == '\\' || *name_ptr == '\"' || *name_ptr == '\'') |
725 | { | |
726 | *ptr++ = '\\'; | |
727 | *ptr++ = '\\'; | |
568fa3fa | 728 | *ptr++ = '\\'; |
12f89d24 | 729 | } |
568fa3fa MS |
730 | |
731 | *ptr++ = *name_ptr++; | |
732 | } | |
733 | *ptr++ = '\"'; | |
12f89d24 | 734 | *ptr++ = '\''; |
568fa3fa MS |
735 | } |
736 | ||
737 | *ptr = '\0'; | |
738 | ||
739 | fprintf(stderr, "ATTR: marker-names=%s\n", value); | |
740 | ||
741 | /* | |
742 | * Output the marker-types attribute... | |
743 | */ | |
744 | ||
745 | for (i = 0, ptr = value; i < num_supplies; i ++, ptr += strlen(ptr)) | |
746 | { | |
747 | if (i) | |
748 | *ptr++ = ','; | |
749 | ||
750 | type = supplies[i].type; | |
751 | ||
752 | if (type < CUPS_TC_other || type > CUPS_TC_covers) | |
7e86f2f6 | 753 | strlcpy(ptr, "unknown", sizeof(value) - (size_t)(ptr - value)); |
568fa3fa | 754 | else |
7e86f2f6 | 755 | strlcpy(ptr, types[type - CUPS_TC_other], sizeof(value) - (size_t)(ptr - value)); |
568fa3fa MS |
756 | } |
757 | ||
758 | fprintf(stderr, "ATTR: marker-types=%s\n", value); | |
759 | } | |
760 | ||
761 | ||
762 | /* | |
68b10830 | 763 | * 'backend_walk_cb()' - Interpret the supply value responses. |
568fa3fa MS |
764 | */ |
765 | ||
766 | static void | |
767 | backend_walk_cb(cups_snmp_t *packet, /* I - SNMP packet */ | |
768 | void *data) /* I - User data (unused) */ | |
769 | { | |
770 | int i, j, k; /* Looping vars */ | |
12f89d24 | 771 | static const char * const colors[][2] = |
568fa3fa | 772 | { /* Standard color names */ |
12f89d24 MS |
773 | { "black", "#000000" }, |
774 | { "blue", "#0000FF" }, | |
775 | { "brown", "#A52A2A" }, | |
776 | { "cyan", "#00FFFF" }, | |
777 | { "dark-gray", "#404040" }, | |
778 | { "dark gray", "#404040" }, | |
779 | { "dark-yellow", "#FFCC00" }, | |
780 | { "dark yellow", "#FFCC00" }, | |
781 | { "gold", "#FFD700" }, | |
782 | { "gray", "#808080" }, | |
783 | { "green", "#00FF00" }, | |
784 | { "light-black", "#606060" }, | |
785 | { "light black", "#606060" }, | |
786 | { "light-cyan", "#E0FFFF" }, | |
787 | { "light cyan", "#E0FFFF" }, | |
788 | { "light-gray", "#D3D3D3" }, | |
789 | { "light gray", "#D3D3D3" }, | |
790 | { "light-magenta", "#FF77FF" }, | |
791 | { "light magenta", "#FF77FF" }, | |
792 | { "magenta", "#FF00FF" }, | |
793 | { "orange", "#FFA500" }, | |
794 | { "red", "#FF0000" }, | |
795 | { "silver", "#C0C0C0" }, | |
796 | { "white", "#FFFFFF" }, | |
797 | { "yellow", "#FFFF00" } | |
568fa3fa MS |
798 | }; |
799 | ||
800 | ||
801 | (void)data; | |
802 | ||
7a14d768 | 803 | if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerColorantValue) && |
568fa3fa MS |
804 | packet->object_type == CUPS_ASN1_OCTET_STRING) |
805 | { | |
806 | /* | |
807 | * Get colorant... | |
808 | */ | |
809 | ||
810 | i = packet->object_name[prtMarkerColorantValueOffset]; | |
811 | ||
812 | fprintf(stderr, "DEBUG2: prtMarkerColorantValue.1.%d = \"%s\"\n", i, | |
d1c13e16 | 813 | (char *)packet->object_value.string.bytes); |
568fa3fa MS |
814 | |
815 | for (j = 0; j < num_supplies; j ++) | |
816 | if (supplies[j].colorant == i) | |
817 | { | |
818 | for (k = 0; k < (int)(sizeof(colors) / sizeof(colors[0])); k ++) | |
12f89d24 MS |
819 | if (!_cups_strcasecmp(colors[k][0], |
820 | (char *)packet->object_value.string.bytes)) | |
568fa3fa | 821 | { |
5a9febac | 822 | strlcpy(supplies[j].color, colors[k][1], sizeof(supplies[j].color)); |
568fa3fa MS |
823 | break; |
824 | } | |
825 | } | |
826 | } | |
7a14d768 | 827 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesColorantIndex)) |
568fa3fa MS |
828 | { |
829 | /* | |
830 | * Get colorant index... | |
831 | */ | |
832 | ||
833 | i = packet->object_name[prtMarkerSuppliesColorantIndexOffset]; | |
834 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
835 | packet->object_type != CUPS_ASN1_INTEGER) | |
836 | return; | |
837 | ||
838 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesColorantIndex.1.%d = %d\n", i, | |
839 | packet->object_value.integer); | |
840 | ||
841 | if (i > num_supplies) | |
842 | num_supplies = i; | |
843 | ||
844 | supplies[i - 1].colorant = packet->object_value.integer; | |
845 | } | |
7a14d768 | 846 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesDescription)) |
568fa3fa MS |
847 | { |
848 | /* | |
849 | * Get supply name/description... | |
850 | */ | |
851 | ||
852 | i = packet->object_name[prtMarkerSuppliesDescriptionOffset]; | |
853 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
854 | packet->object_type != CUPS_ASN1_OCTET_STRING) | |
855 | return; | |
856 | ||
568fa3fa MS |
857 | if (i > num_supplies) |
858 | num_supplies = i; | |
859 | ||
68b10830 MS |
860 | switch (charset) |
861 | { | |
862 | case CUPS_TC_csASCII : | |
863 | case CUPS_TC_csUTF8 : | |
864 | case CUPS_TC_csUnicodeASCII : | |
865 | strlcpy(supplies[i - 1].name, | |
866 | (char *)packet->object_value.string.bytes, | |
867 | sizeof(supplies[0].name)); | |
868 | break; | |
869 | ||
870 | case CUPS_TC_csISOLatin1 : | |
871 | case CUPS_TC_csUnicodeLatin1 : | |
872 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
873 | (char *)packet->object_value.string.bytes, | |
874 | sizeof(supplies[0].name), CUPS_ISO8859_1); | |
875 | break; | |
876 | ||
877 | case CUPS_TC_csShiftJIS : | |
a2326b5b | 878 | case CUPS_TC_csWindows31J : /* Close enough for our purposes */ |
68b10830 MS |
879 | cupsCharsetToUTF8((cups_utf8_t *)supplies[i - 1].name, |
880 | (char *)packet->object_value.string.bytes, | |
881 | sizeof(supplies[0].name), CUPS_JIS_X0213); | |
882 | break; | |
883 | ||
884 | case CUPS_TC_csUCS4 : | |
885 | case CUPS_TC_csUTF32 : | |
886 | case CUPS_TC_csUTF32BE : | |
887 | case CUPS_TC_csUTF32LE : | |
888 | cupsUTF32ToUTF8((cups_utf8_t *)supplies[i - 1].name, | |
889 | (cups_utf32_t *)packet->object_value.string.bytes, | |
890 | sizeof(supplies[0].name)); | |
891 | break; | |
892 | ||
893 | case CUPS_TC_csUnicode : | |
894 | case CUPS_TC_csUTF16BE : | |
895 | case CUPS_TC_csUTF16LE : | |
896 | utf16_to_utf8((cups_utf8_t *)supplies[i - 1].name, | |
897 | packet->object_value.string.bytes, | |
898 | packet->object_value.string.num_bytes, | |
899 | sizeof(supplies[0].name), charset == CUPS_TC_csUTF16LE); | |
900 | break; | |
901 | ||
902 | default : | |
903 | /* | |
904 | * If we get here, the printer is using an unknown character set and | |
905 | * we just want to copy characters that look like ASCII... | |
906 | */ | |
907 | ||
908 | { | |
909 | char *src, *dst; /* Pointers into strings */ | |
910 | ||
68b10830 MS |
911 | /* |
912 | * Loop safe because both the object_value and supplies char arrays | |
913 | * are CUPS_SNMP_MAX_STRING elements long. | |
914 | */ | |
915 | ||
916 | for (src = (char *)packet->object_value.string.bytes, | |
917 | dst = supplies[i - 1].name; | |
918 | *src; | |
919 | src ++) | |
920 | { | |
921 | if ((*src & 0x80) || *src < ' ' || *src == 0x7f) | |
922 | *dst++ = '?'; | |
923 | else | |
924 | *dst++ = *src; | |
925 | } | |
926 | ||
927 | *dst = '\0'; | |
928 | } | |
929 | break; | |
930 | } | |
931 | ||
932 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesDescription.1.%d = \"%s\"\n", i, | |
933 | supplies[i - 1].name); | |
934 | ||
568fa3fa | 935 | } |
7a14d768 | 936 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesLevel)) |
568fa3fa MS |
937 | { |
938 | /* | |
939 | * Get level... | |
940 | */ | |
941 | ||
942 | i = packet->object_name[prtMarkerSuppliesLevelOffset]; | |
943 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
944 | packet->object_type != CUPS_ASN1_INTEGER) | |
945 | return; | |
946 | ||
947 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesLevel.1.%d = %d\n", i, | |
948 | packet->object_value.integer); | |
949 | ||
950 | if (i > num_supplies) | |
951 | num_supplies = i; | |
952 | ||
953 | supplies[i - 1].level = packet->object_value.integer; | |
954 | } | |
a29fd7dd MS |
955 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesMaxCapacity) && |
956 | !(quirks & CUPS_SNMP_CAPACITY)) | |
568fa3fa MS |
957 | { |
958 | /* | |
959 | * Get max capacity... | |
960 | */ | |
961 | ||
962 | i = packet->object_name[prtMarkerSuppliesMaxCapacityOffset]; | |
963 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
964 | packet->object_type != CUPS_ASN1_INTEGER) | |
965 | return; | |
966 | ||
967 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesMaxCapacity.1.%d = %d\n", i, | |
968 | packet->object_value.integer); | |
969 | ||
970 | if (i > num_supplies) | |
971 | num_supplies = i; | |
972 | ||
82cc1f9a MS |
973 | if (supplies[i - 1].max_capacity == 0 && |
974 | packet->object_value.integer > 0) | |
975 | supplies[i - 1].max_capacity = packet->object_value.integer; | |
568fa3fa | 976 | } |
f7e3306a MS |
977 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesClass)) |
978 | { | |
979 | /* | |
980 | * Get marker class... | |
981 | */ | |
982 | ||
983 | i = packet->object_name[prtMarkerSuppliesClassOffset]; | |
984 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
985 | packet->object_type != CUPS_ASN1_INTEGER) | |
986 | return; | |
987 | ||
988 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesClass.1.%d = %d\n", i, | |
989 | packet->object_value.integer); | |
990 | ||
991 | if (i > num_supplies) | |
992 | num_supplies = i; | |
993 | ||
994 | supplies[i - 1].sclass = packet->object_value.integer; | |
995 | } | |
7a14d768 | 996 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesType)) |
568fa3fa MS |
997 | { |
998 | /* | |
999 | * Get marker type... | |
1000 | */ | |
1001 | ||
1002 | i = packet->object_name[prtMarkerSuppliesTypeOffset]; | |
1003 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1004 | packet->object_type != CUPS_ASN1_INTEGER) | |
1005 | return; | |
1006 | ||
1007 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesType.1.%d = %d\n", i, | |
1008 | packet->object_value.integer); | |
1009 | ||
1010 | if (i > num_supplies) | |
1011 | num_supplies = i; | |
1012 | ||
1013 | supplies[i - 1].type = packet->object_value.integer; | |
1014 | } | |
82cc1f9a MS |
1015 | else if (_cupsSNMPIsOIDPrefixed(packet, prtMarkerSuppliesSupplyUnit)) |
1016 | { | |
1017 | /* | |
1018 | * Get units for capacity... | |
1019 | */ | |
1020 | ||
1021 | i = packet->object_name[prtMarkerSuppliesSupplyUnitOffset]; | |
1022 | if (i < 1 || i > CUPS_MAX_SUPPLIES || | |
1023 | packet->object_type != CUPS_ASN1_INTEGER) | |
1024 | return; | |
1025 | ||
1026 | fprintf(stderr, "DEBUG2: prtMarkerSuppliesSupplyUnit.1.%d = %d\n", i, | |
1027 | packet->object_value.integer); | |
1028 | ||
1029 | if (i > num_supplies) | |
1030 | num_supplies = i; | |
1031 | ||
1032 | if (packet->object_value.integer == CUPS_TC_percent) | |
1033 | supplies[i - 1].max_capacity = 100; | |
1034 | } | |
568fa3fa MS |
1035 | } |
1036 | ||
1037 | ||
68b10830 MS |
1038 | /* |
1039 | * 'utf16_to_utf8()' - Convert UTF-16 text to UTF-8. | |
1040 | */ | |
1041 | ||
1042 | static void | |
1043 | utf16_to_utf8( | |
1044 | cups_utf8_t *dst, /* I - Destination buffer */ | |
1045 | const unsigned char *src, /* I - Source string */ | |
1046 | size_t srcsize, /* I - Size of source string */ | |
1047 | size_t dstsize, /* I - Size of destination buffer */ | |
1048 | int le) /* I - Source is little-endian? */ | |
1049 | { | |
1050 | cups_utf32_t ch, /* Current character */ | |
1051 | temp[CUPS_SNMP_MAX_STRING], | |
1052 | /* UTF-32 string */ | |
1053 | *ptr; /* Pointer into UTF-32 string */ | |
1054 | ||
1055 | ||
1056 | for (ptr = temp; srcsize >= 2;) | |
1057 | { | |
1058 | if (le) | |
7e86f2f6 | 1059 | ch = (cups_utf32_t)(src[0] | (src[1] << 8)); |
68b10830 | 1060 | else |
7e86f2f6 | 1061 | ch = (cups_utf32_t)((src[0] << 8) | src[1]); |
68b10830 MS |
1062 | |
1063 | src += 2; | |
1064 | srcsize -= 2; | |
1065 | ||
1066 | if (ch >= 0xd800 && ch <= 0xdbff && srcsize >= 2) | |
1067 | { | |
1068 | /* | |
1069 | * Multi-word UTF-16 char... | |
1070 | */ | |
1071 | ||
7e86f2f6 | 1072 | cups_utf32_t lch; /* Lower word */ |
68b10830 MS |
1073 | |
1074 | ||
1075 | if (le) | |
7e86f2f6 | 1076 | lch = (cups_utf32_t)(src[0] | (src[1] << 8)); |
68b10830 | 1077 | else |
7e86f2f6 | 1078 | lch = (cups_utf32_t)((src[0] << 8) | src[1]); |
68b10830 MS |
1079 | |
1080 | if (lch >= 0xdc00 && lch <= 0xdfff) | |
1081 | { | |
1082 | src += 2; | |
1083 | srcsize -= 2; | |
1084 | ||
1085 | ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000; | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | if (ptr < (temp + CUPS_SNMP_MAX_STRING - 1)) | |
1090 | *ptr++ = ch; | |
1091 | } | |
1092 | ||
1093 | *ptr = '\0'; | |
1094 | ||
7e86f2f6 | 1095 | cupsUTF32ToUTF8(dst, temp, (int)dstsize); |
68b10830 | 1096 | } |