1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
19 | * along with this program; if not, write to the Free Software |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | * |
20 | * |
22 | * The authors can be reached via e-mail at <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
23 | */ |
22 | */ |
24 | |
23 | |
25 | /* |
24 | /* |
26 | * General convenience functions for crossfire. |
25 | * General convenience functions for crossfire. |
27 | */ |
26 | */ |
… | |
… | |
37 | #include <funcpoint.h> |
36 | #include <funcpoint.h> |
38 | #include <material.h> |
37 | #include <material.h> |
39 | |
38 | |
40 | #include <glib.h> |
39 | #include <glib.h> |
41 | |
40 | |
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41 | refcnt_base::refcnt_t refcnt_dummy; |
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42 | size_t slice_alloc; |
42 | rand_gen rndm; |
43 | rand_gen rndm; |
43 | |
44 | |
44 | void |
45 | void |
45 | tausworthe_random_generator::seed (uint32_t seed) |
46 | tausworthe_random_generator::seed (uint32_t seed) |
46 | { |
47 | { |
… | |
… | |
204 | } |
205 | } |
205 | |
206 | |
206 | return total; |
207 | return total; |
207 | } |
208 | } |
208 | |
209 | |
209 | /* decay and destroy perishable items in a map */ |
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210 | void |
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211 | maptile::decay_objects () |
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212 | { |
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213 | if (!spaces) |
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214 | return; |
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215 | |
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216 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
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217 | for (object *above, *op = ms->bot; op; op = above) |
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218 | { |
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219 | above = op->above; |
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220 | |
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221 | bool destroy = 0; |
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222 | |
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223 | // do not decay anything above unique floor tiles (yet :) |
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224 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
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225 | break; |
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226 | |
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227 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) |
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228 | || QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) |
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229 | || QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL) |
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230 | || QUERY_FLAG (op, FLAG_UNIQUE) |
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231 | || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR) |
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232 | || QUERY_FLAG (op, FLAG_UNPAID) |
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233 | || op->is_alive ()) |
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234 | ; // do not decay |
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235 | else if (op->is_weapon ()) |
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236 | { |
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237 | op->stats.dam--; |
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238 | if (op->stats.dam < 0) |
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239 | destroy = 1; |
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240 | } |
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241 | else if (op->is_armor ()) |
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242 | { |
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243 | op->stats.ac--; |
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244 | if (op->stats.ac < 0) |
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245 | destroy = 1; |
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246 | } |
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247 | else if (op->type == FOOD) |
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248 | { |
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249 | op->stats.food -= rndm (5, 20); |
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250 | if (op->stats.food < 0) |
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251 | destroy = 1; |
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252 | } |
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253 | else |
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254 | { |
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255 | int mat = op->materials; |
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256 | |
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257 | if (mat & M_PAPER |
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258 | || mat & M_LEATHER |
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259 | || mat & M_WOOD |
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260 | || mat & M_ORGANIC |
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261 | || mat & M_CLOTH |
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262 | || mat & M_LIQUID |
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263 | || (mat & M_IRON && rndm (1, 5) == 1) |
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264 | || (mat & M_GLASS && rndm (1, 2) == 1) |
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265 | || ((mat & M_STONE || mat & M_ADAMANT) && rndm (1, 10) == 1) |
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266 | || ((mat & M_SOFT_METAL || mat & M_BONE) && rndm (1, 3) == 1) |
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267 | || (mat & M_ICE && temp > 32)) |
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268 | destroy = 1; |
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269 | } |
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270 | |
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271 | /* adjust overall chance below */ |
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272 | if (destroy && rndm (0, 1)) |
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273 | op->destroy (); |
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274 | } |
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275 | } |
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276 | |
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277 | /* convert materialname to materialtype_t */ |
210 | /* convert materialname to materialtype_t */ |
278 | |
211 | |
279 | materialtype_t * |
212 | materialtype_t * |
280 | name_to_material (const shstr &name) |
213 | name_to_material (const shstr &name) |
281 | { |
214 | { |
282 | for (materialtype_t *mt = materialt; mt && mt->next; mt = mt->next) |
215 | for (materialtype_t *mt = materialt; mt && mt->next; mt = mt->next) |
283 | if (name == mt->name) |
216 | if (name == mt->name) |
284 | return mt; |
217 | return mt; |
285 | |
218 | |
286 | return materialt; |
219 | return 0; |
287 | } |
220 | } |
288 | |
221 | |
289 | /* when doing transmutation of objects, we have to recheck the resistances, |
222 | /* when doing transmutation of objects, we have to recheck the resistances, |
290 | * as some that did not apply previously, may apply now. |
223 | * as some that did not apply previously, may apply now. |
291 | */ |
224 | */ |
292 | |
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293 | void |
225 | void |
294 | transmute_materialname (object *op, const object *change) |
226 | transmute_materialname (object *op, const object *change) |
295 | { |
227 | { |
296 | materialtype_t *mt; |
228 | materialtype_t *mt; |
297 | int j; |
229 | int j; |
… | |
… | |
306 | return; |
238 | return; |
307 | |
239 | |
308 | mt = name_to_material (op->materialname); |
240 | mt = name_to_material (op->materialname); |
309 | if (!mt) |
241 | if (!mt) |
310 | { |
242 | { |
311 | LOG (llevError, "archetype '%s>%s' uses nonexistent material '%s'\n", &op->arch->name, &op->name, &op->materialname); |
243 | LOG (llevError, "archetype '%s>%s' uses nonexistent material '%s'\n", &op->arch->archname, &op->name, &op->materialname); |
312 | return; |
244 | return; |
313 | } |
245 | } |
314 | |
246 | |
315 | for (j = 0; j < NROFATTACKS; j++) |
247 | for (j = 0; j < NROFATTACKS; j++) |
316 | if (op->resist[j] == 0 && change->resist[j] != 0) |
248 | if (op->resist[j] == 0 && change->resist[j] != 0) |
… | |
… | |
327 | void |
259 | void |
328 | set_materialname (object *op, int difficulty, materialtype_t *nmt) |
260 | set_materialname (object *op, int difficulty, materialtype_t *nmt) |
329 | { |
261 | { |
330 | materialtype_t *mt, *lmt; |
262 | materialtype_t *mt, *lmt; |
331 | |
263 | |
332 | #ifdef NEW_MATERIAL_CODE |
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333 | int j; |
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334 | #endif |
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335 | |
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336 | if (op->materialname != NULL) |
264 | if (op->materialname != NULL) |
337 | return; |
265 | return; |
338 | |
266 | |
339 | |
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340 | |
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341 | if (nmt == NULL) |
267 | if (nmt == NULL) |
342 | { |
268 | { |
343 | lmt = NULL; |
269 | lmt = NULL; |
344 | #ifndef NEW_MATERIAL_CODE |
270 | |
345 | for (mt = materialt; mt && mt->next; mt = mt->next) |
271 | for (mt = materialt; mt && mt->next; mt = mt->next) |
346 | { |
272 | if (op->materials & mt->material && rndm (1, 100) <= mt->chance && |
347 | if (op->materials & mt->material) |
273 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
348 | { |
274 | { |
349 | lmt = mt; |
275 | lmt = mt; |
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276 | if (!(op->is_weapon () || op->is_armor ())) |
350 | break; |
277 | break; |
351 | } |
278 | } |
352 | } |
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353 | |
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354 | #else |
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355 | for (mt = materialt; mt && mt->next; mt = mt->next) |
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356 | { |
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357 | if (op->materials & mt->material && rndm (1, 100) <= mt->chance && |
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358 | difficulty >= mt->difficulty && (op->magic >= mt->magic || mt->magic == 0)) |
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359 | { |
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360 | lmt = mt; |
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361 | if (!(op->is_weapon () || op->is_armor ())) |
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362 | break; |
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363 | } |
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364 | } |
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365 | #endif |
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366 | } |
279 | } |
367 | else |
280 | else |
368 | { |
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369 | lmt = nmt; |
281 | lmt = nmt; |
370 | } |
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371 | |
282 | |
372 | if (lmt != NULL) |
283 | if (lmt != NULL) |
373 | { |
284 | { |
374 | #ifndef NEW_MATERIAL_CODE |
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375 | op->materialname = lmt->name; |
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376 | return; |
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377 | #else |
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378 | |
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379 | if (op->stats.dam && op->is_weapon ()) |
285 | if (op->stats.dam && op->is_weapon ()) |
380 | { |
286 | { |
381 | op->stats.dam += lmt->damage; |
287 | op->stats.dam += lmt->damage; |
382 | if (op->stats.dam < 1) |
288 | if (op->stats.dam < 1) |
383 | op->stats.dam = 1; |
289 | op->stats.dam = 1; |
… | |
… | |
389 | op->stats.wc += lmt->wc; |
295 | op->stats.wc += lmt->wc; |
390 | if (op->is_armor ()) |
296 | if (op->is_armor ()) |
391 | { |
297 | { |
392 | if (op->stats.ac) |
298 | if (op->stats.ac) |
393 | op->stats.ac += lmt->ac; |
299 | op->stats.ac += lmt->ac; |
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300 | |
394 | for (j = 0; j < NROFATTACKS; j++) |
301 | for (int j = 0; j < NROFATTACKS; j++) |
395 | if (op->resist[j] != 0) |
302 | if (op->resist[j] != 0) |
396 | { |
303 | { |
397 | op->resist[j] += lmt->mod[j]; |
304 | op->resist[j] += lmt->mod[j]; |
398 | if (op->resist[j] > 100) |
305 | if (op->resist[j] > 100) |
399 | op->resist[j] = 100; |
306 | op->resist[j] = 100; |
400 | if (op->resist[j] < -100) |
307 | if (op->resist[j] < -100) |
401 | op->resist[j] = -100; |
308 | op->resist[j] = -100; |
402 | } |
309 | } |
403 | } |
310 | } |
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311 | |
404 | op->materialname = lmt->name; |
312 | op->materialname = lmt->name; |
405 | /* dont make it unstackable if it doesn't need to be */ |
313 | /* dont make it unstackable if it doesn't need to be */ |
406 | if (op->is_weapon () || op->is_armor ()) |
314 | if (op->is_weapon () || op->is_armor ()) |
407 | { |
315 | { |
408 | op->weight = (op->weight * lmt->weight) / 100; |
316 | op->weight = (op->weight * lmt->weight) / 100; |
409 | op->value = (op->value * lmt->value) / 100; |
317 | op->value = (op->value * lmt->value) / 100; |
410 | } |
318 | } |
411 | #endif |
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412 | } |
319 | } |
413 | } |
320 | } |
414 | |
321 | |
415 | /* |
322 | /* |
416 | * Strip out the media tags from a String. |
323 | * Strip out the media tags from a String. |
… | |
… | |
511 | * a 'list' for the purposes here, is a string of items, seperated by commas, except |
418 | * a 'list' for the purposes here, is a string of items, seperated by commas, except |
512 | * for the last entry, which has an 'and' before it, and a full stop (period) after it. |
419 | * for the last entry, which has an 'and' before it, and a full stop (period) after it. |
513 | * This function will also strip all trailing non alphanumeric characters. |
420 | * This function will also strip all trailing non alphanumeric characters. |
514 | * It does not insert an oxford comma. |
421 | * It does not insert an oxford comma. |
515 | */ |
422 | */ |
516 | |
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517 | void |
423 | void |
518 | make_list_like (char *input) |
424 | make_list_like (char *input) |
519 | { |
425 | { |
520 | char *p, tmp[MAX_BUF]; |
426 | char *p, tmp[MAX_BUF]; |
521 | int i; |
427 | int i; |
… | |
… | |
563 | LOG (llevError, "fork abort: %s\n", msg); |
469 | LOG (llevError, "fork abort: %s\n", msg); |
564 | } |
470 | } |
565 | |
471 | |
566 | void *salloc_ (int n) throw (std::bad_alloc) |
472 | void *salloc_ (int n) throw (std::bad_alloc) |
567 | { |
473 | { |
568 | #ifdef PREFER_MALLOC |
474 | #if PREFER_MALLOC |
569 | void *ptr = malloc (n); |
475 | void *ptr = malloc (n); |
570 | #else |
476 | #else |
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477 | slice_alloc += n; |
571 | void *ptr = g_slice_alloc (n); |
478 | void *ptr = g_slice_alloc (n); |
572 | #endif |
479 | #endif |
573 | |
480 | |
574 | if (!ptr) |
481 | if (!ptr) |
575 | throw std::bad_alloc (); |
482 | throw std::bad_alloc (); |
… | |
… | |
587 | memset (ptr, 0, n); |
494 | memset (ptr, 0, n); |
588 | |
495 | |
589 | return ptr; |
496 | return ptr; |
590 | } |
497 | } |
591 | |
498 | |
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499 | /******************************************************************************/ |
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500 | |
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501 | #if DEBUG_SALLOC |
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502 | |
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503 | #define MAGIC 0xa1b2c35543deadLL |
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504 | |
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505 | void *g_slice_alloc (unsigned long size) |
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506 | { |
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507 | unsigned long *p = (unsigned long *) (g_slice_alloc)(size + sizeof (unsigned long)); |
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508 | *p++ = size ^ MAGIC; |
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509 | //fprintf (stderr, "g_slice_alloc %ld %p\n", size, p);//D |
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510 | return (void *)p; |
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511 | } |
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512 | |
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513 | void *g_slice_alloc0 (unsigned long size) |
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514 | { |
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515 | return memset (g_slice_alloc (size), 0, size); |
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516 | } |
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517 | |
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518 | void g_slice_free1 (unsigned long size, void *ptr) |
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519 | { |
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520 | if (expect_true (ptr)) |
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521 | { |
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522 | //fprintf (stderr, "g_slice_free %ld %p\n", size, ptr);//D |
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523 | unsigned long *p = (unsigned long *)ptr; |
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524 | unsigned long s = *--p ^ MAGIC; |
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525 | |
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526 | if (size != (unsigned long)(*p ^ MAGIC)) |
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527 | LOG (logBacktrace | llevError, "slice free size (%lx) doesn't match alloc size (%lx)\n", size, s); |
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528 | |
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529 | *p = MAGIC; |
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530 | |
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531 | (g_slice_free1)(s + sizeof (unsigned long), p); |
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532 | } |
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533 | } |
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534 | |
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535 | #endif |
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536 | |
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537 | /******************************************************************************/ |
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538 | |
592 | void assign (char *dst, const char *src, int maxlen) |
539 | void assign (char *dst, const char *src, int maxlen) |
593 | { |
540 | { |
594 | if (!src) |
541 | if (!src) |
595 | src = ""; |
542 | src = ""; |
596 | |
543 | |
… | |
… | |
611 | } |
558 | } |
612 | else |
559 | else |
613 | memcpy (dst, src, len + 1); |
560 | memcpy (dst, src, len + 1); |
614 | } |
561 | } |
615 | |
562 | |
616 | const std::string |
563 | const char * |
617 | format (const char *format, ...) |
564 | format (const char *format, ...) |
618 | { |
565 | { |
619 | int len; |
566 | static dynbuf_text buf; |
620 | |
567 | |
621 | { |
568 | buf.clear (); |
622 | char buf[128]; |
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623 | |
569 | |
624 | va_list ap; |
570 | va_list ap; |
625 | va_start (ap, format); |
571 | va_start (ap, format); |
626 | len = vsnprintf (buf, sizeof (buf), format, ap); |
572 | buf.vprintf (format, ap); |
627 | va_end (ap); |
573 | va_end (ap); |
628 | |
574 | |
629 | assert (len >= 0); // shield againstz broken vsnprintf's |
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630 | |
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631 | // was our static buffer short enough? |
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632 | if (len < sizeof (buf)) |
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633 | return std::string (buf, len); |
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634 | } |
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635 | |
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636 | { |
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637 | // longer, try harder |
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638 | char *buf = salloc<char> (len + 1); |
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639 | |
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640 | va_list ap; |
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641 | va_start (ap, format); |
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642 | vsnprintf (buf, len + 1, format, ap); |
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643 | va_end (ap); |
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644 | |
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645 | const std::string s (buf, len); |
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646 | sfree<char> (buf, len + 1); |
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647 | |
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648 | return buf; |
575 | return buf; |
649 | } |
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650 | } |
576 | } |
651 | |
577 | |
652 | tstamp now () |
578 | tstamp now () |
653 | { |
579 | { |
654 | struct timeval tv; |
580 | struct timeval tv; |
… | |
… | |
722 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
648 | 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, |
723 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
649 | 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, |
724 | 0x2d02ef8dL |
650 | 0x2d02ef8dL |
725 | }; |
651 | }; |
726 | |
652 | |
727 | |
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