[ViewVC] Diff of: cvs/deliantra/server/common/utils.C

Comparing deliantra/server/common/utils.C (file contents):
Revision 1.38 by root, Mon Jan 15 02:42:15 2007 UTC vs.
Revision 1.69 by root, Tue Jan 22 15:53:01 2008 UTC

…		…
1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	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.	20	*
21		21	* The authors can be reached via e-mail to <support@deliantra.net>
22	The authors can be reached via e-mail at <crossfire@schmorp.de>
23	*/	22	*/
24		23
25	/*	24	/*
26	* General convenience functions for crossfire.	25	* General convenience functions for crossfire.
27	*/	26	*/
28		27
36	#include <global.h>	35	#include <global.h>
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>
		40
		41	refcnt_base::refcnt_t refcnt_dummy;
		42	size_t slice_alloc;
		43	rand_gen rndm;
		44
		45	void
		46	tausworthe_random_generator::seed (uint32_t seed)
		47	{
		48	state [0] = seed * 69069U; if (state [0] < 2U) state [0] += 2U;
		49	state [1] = state [0] * 69069U; if (state [0] < 8U) state [0] += 8U;
		50	state [2] = state [1] * 69069U; if (state [0] < 16U) state [0] += 16U;
		51	state [3] = state [2] * 69069U; if (state [0] < 128) state [0] += 128U;
		52
		53	for (int i = 11; --i; )
		54	operator ()();
		55	}
		56
		57	uint32_t
		58	tausworthe_random_generator::next ()
		59	{
		60	state [0] = ((state [0] & 0xFFFFFFFEU) << 18U) ^ (((state [0] << 6U) ^ state [0]) >> 13U);
		61	state [1] = ((state [1] & 0xFFFFFFF8U) << 2U) ^ (((state [1] << 2U) ^ state [1]) >> 27U);
		62	state [2] = ((state [2] & 0xFFFFFFF0U) << 7U) ^ (((state [2] << 13U) ^ state [2]) >> 21U);
		63	state [3] = ((state [3] & 0xFFFFFF80U) << 13U) ^ (((state [3] << 3U) ^ state [3]) >> 12U);
		64
		65	return state [0] ^ state [1] ^ state [2] ^ state [3];
		66	}
		67
		68	uint32_t
		69	tausworthe_random_generator::get_range (uint32_t num)
		70	{
		71	return (next () * (uint64_t)num) >> 32U;
		72	}
		73
		74	// return a number within (min .. max)
		75	int
		76	tausworthe_random_generator::get_range (int r_min, int r_max)
		77	{
		78	return r_min + get_range (max (r_max - r_min + 1, 0));
		79	}
41		80
42	/*	81	/*
43	* The random functions here take luck into account when rolling random	82	* The random functions here take luck into account when rolling random
44	* dice or numbers. This function has less of an impact the larger the	83	* dice or numbers. This function has less of an impact the larger the
45	* difference becomes in the random numbers. IE, the effect is lessened	84	* difference becomes in the random numbers. IE, the effect is lessened
…		…
52	* Roll a random number between min and max. Uses op to determine luck,	91	* Roll a random number between min and max. Uses op to determine luck,
53	* and if goodbad is non-zero, luck increases the roll, if zero, it decreases.	92	* and if goodbad is non-zero, luck increases the roll, if zero, it decreases.
54	* Generally, op should be the player/caster/hitter requesting the roll,	93	* Generally, op should be the player/caster/hitter requesting the roll,
55	* not the recipient (ie, the poor slob getting hit). [garbled 20010916]	94	* not the recipient (ie, the poor slob getting hit). [garbled 20010916]
56	*/	95	*/
57
58	int	96	int
59	random_roll (int min, int max, const object *op, int goodbad)	97	random_roll (int r_min, int r_max, const object *op, int goodbad)
60	{	98	{
61	int omin, diff, luck, base, ran;	99	int base = r_max - r_min > 1 ? 20 : 50; /* d2 and d3 are corner cases */
62		100
63	omin = min;	101	if (r_max < r_min)
64	diff = max - min + 1;
65	((diff > 2) ? (base = 20) : (base = 50)); /* d2 and d3 are corner cases */
66
67	if (max < 1 \|\| diff < 1)
68	{	102	{
69	LOG (llevError, "Calling random_roll with min=%d max=%d\n", min, max);	103	LOG (llevError \| logBacktrace, "Calling random_roll with min=%d max=%d\n", r_min, r_max);
		104	return r_min;
		105	}
		106
		107	if (op->type == PLAYER)
		108	{
		109	int luck = op->stats.luck;
		110
		111	if (rndm (base) < min (10, abs (luck)))
		112	{
		113	//TODO: take luck into account
		114	}
		115	}
		116
		117	return rndm (r_min, r_max);
		118	}
		119
		120	/*
		121	* This is a 64 bit version of random_roll above. This is needed
		122	* for exp loss calculations for players changing religions.
		123	*/
		124	sint64
		125	random_roll64 (sint64 min, sint64 max, const object *op, int goodbad)
		126	{
		127	sint64 omin = min;
		128	sint64 diff = max - min + 1;
		129	int base = diff > 2 ? 20 : 50; /* d2 and d3 are corner cases */
		130
		131	if (diff < 0)
		132	{
		133	LOG (llevError \| logBacktrace, "Calling random_roll64 with min=%" PRId64 " max=%" PRId64 "\n", min, max);
70	return (min); /* avoids a float exception */	134	return (min); /* avoids a float exception */
71	}	135	}
72		136
73	ran = RANDOM ();	137	/*
		138	* Make a call to get two 32 bit unsigned random numbers, and just to
		139	* a little bitshifting.
		140	*/
		141	sint64 ran = (sint64) rndm.next () ^ ((sint64) rndm.next () << 31);
74		142
75	if (op->type != PLAYER)	143	if (op->type != PLAYER)
76	return ((ran % diff) + min);	144	return ((ran % diff) + min);
77		145
78	luck = op->stats.luck;	146	int luck = op->stats.luck;
		147
79	if (RANDOM () % base < MIN (10, abs (luck)))	148	if (rndm (base) < MIN (10, abs (luck)))
80	{	149	{
81	/* we have a winner */	150	/* we have a winner */
82	((luck > 0) ? (luck = 1) : (luck = -1));	151	((luck > 0) ? (luck = 1) : (luck = -1));
83	diff -= luck;	152	diff -= luck;
84	if (diff < 1)	153	if (diff < 1)
85	return (omin); /check again /	154	return (omin); /check again /
		155
86	((goodbad) ? (min += luck) : (diff));	156	((goodbad) ? (min += luck) : (diff));
87		157
88	return (MAX (omin, MIN (max, (ran % diff) + min)));	158	return (MAX (omin, MIN (max, (ran % diff) + min)));
89	}	159	}
		160
90	return ((ran % diff) + min);	161	return ran % diff + min;
91	}
92
93	/*
94	* This is a 64 bit version of random_roll above. This is needed
95	* for exp loss calculations for players changing religions.
96	*/
97
98	sint64
99	random_roll64 (sint64 min, sint64 max, const object *op, int goodbad)
100	{
101	sint64 omin, diff, luck, ran;
102	int base;
103
104	omin = min;
105	diff = max - min + 1;
106	((diff > 2) ? (base = 20) : (base = 50)); /* d2 and d3 are corner cases */
107
108	if (max < 1 \|\| diff < 1)
109	{
110	LOG (llevError, "Calling random_roll with min=%" PRId64 " max=%" PRId64 "\n", min, max);
111	return (min); /* avoids a float exception */
112	}
113
114	/* Don't know of a portable call to get 64 bit random values.
115	* So make a call to get two 32 bit random numbers, and just to
116	* a little byteshifting. Do make sure the first one is only
117	* 32 bit, so we don't get skewed results
118	*/
119	ran = (RANDOM () & 0xffffffff) \| ((sint64) RANDOM () << 32);
120
121	if (op->type != PLAYER)
122	return ((ran % diff) + min);
123
124	luck = op->stats.luck;
125	if (RANDOM () % base < MIN (10, abs (luck)))
126	{
127	/* we have a winner */
128	((luck > 0) ? (luck = 1) : (luck = -1));
129	diff -= luck;
130	if (diff < 1)
131	return (omin); /check again /
132	((goodbad) ? (min += luck) : (diff));
133
134	return (MAX (omin, MIN (max, (ran % diff) + min)));
135	}
136	return ((ran % diff) + min);
137	}	162	}
138		163
139	/*	164	/*
140	* Roll a number of dice (2d3, 4d6). Uses op to determine luck,	165	* Roll a number of dice (2d3, 4d6). Uses op to determine luck,
141	* If goodbad is non-zero, luck increases the roll, if zero, it decreases.	166	* If goodbad is non-zero, luck increases the roll, if zero, it decreases.
142	* Generally, op should be the player/caster/hitter requesting the roll,	167	* Generally, op should be the player/caster/hitter requesting the roll,
143	* not the recipient (ie, the poor slob getting hit).	168	* not the recipient (ie, the poor slob getting hit).
144	* The args are num D size (ie 4d6) [garbled 20010916]	169	* The args are num D size (ie 4d6) [garbled 20010916]
145	*/	170	*/
146
147	int	171	int
148	die_roll (int num, int size, const object *op, int goodbad)	172	die_roll (int num, int size, const object *op, int goodbad)
149	{	173	{
150	int min, diff, luck, total, i, gotlucky, base, ran;	174	int min, luck, total, i, gotlucky;
151		175
152	diff = size;	176	int diff = size;
153	min = 1;	177	min = 1;
154	luck = total = gotlucky = 0;	178	luck = total = gotlucky = 0;
155	((diff > 2) ? (base = 20) : (base = 50)); /* d2 and d3 are corner cases */	179	int base = diff > 2 ? 20 : 50; /* d2 and d3 are corner cases */
		180
156	if (size < 2 \|\| diff < 1)	181	if (size < 2 \|\| diff < 1)
157	{	182	{
158	LOG (llevError, "Calling die_roll with num=%d size=%d\n", num, size);	183	LOG (llevError, "Calling die_roll with num=%d size=%d\n", num, size);
159	return (num); /* avoids a float exception */	184	return num; /* avoids a float exception */
160	}	185	}
161		186
162	if (op->type == PLAYER)	187	if (op->type == PLAYER)
163	luck = op->stats.luck;	188	luck = op->stats.luck;
164		189
165	for (i = 0; i < num; i++)	190	for (i = 0; i < num; i++)
166	{	191	{
167	if (RANDOM () % base < MIN (10, abs (luck)) && !gotlucky)	192	if (rndm (base) < MIN (10, abs (luck)) && !gotlucky)
168	{	193	{
169	/* we have a winner */	194	/* we have a winner */
170	gotlucky++;	195	gotlucky++;
171	((luck > 0) ? (luck = 1) : (luck = -1));	196	((luck > 0) ? (luck = 1) : (luck = -1));
172	diff -= luck;	197	diff -= luck;
173	if (diff < 1)	198	if (diff < 1)
174	return (num); /check again /	199	return (num); /check again /
175	((goodbad) ? (min += luck) : (diff));	200	((goodbad) ? (min += luck) : (diff));
176	ran = RANDOM ();
177	total += MAX (1, MIN (size, (ran % diff) + min));	201	total += MAX (1, MIN (size, rndm (diff) + min));
178	}	202	}
179	else	203	else
180	{
181	total += RANDOM () % size + 1;	204	total += rndm (size) + 1;
182	}
183	}	205	}
		206
184	return (total);	207	return total;
185	}
186
187	/*
188	* Another convenience function. Returns a number between min and max.
189	* It is suggested one use these functions rather than RANDOM()%, as it
190	* would appear that a number of off-by-one-errors exist due to improper
191	* use of %. This should also prevent SIGFPE.
192	*/
193
194	int
195	rndm (int min, int max)
196	{
197	int diff;
198
199	diff = max - min + 1;
200	if (max < 1 \|\| diff < 1)
201	return (min);
202
203	return (RANDOM () % diff + min);
204	}
205
206	/* decay and destroy perishable items in a map */
207	void
208	maptile::decay_objects ()
209	{
210	if (!spaces)
211	return;
212
213	for (mapspace *ms = spaces + size (); ms-- > spaces; )
214	for (object above, op = ms->bot; op; op = above)
215	{
216	above = op->above;
217
218	bool destroy = 0;
219
220	// do not decay anything above unique floor tiles (yet :)
221	if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
222	break;
223
224	if (QUERY_FLAG (op, FLAG_IS_FLOOR)
225	\|\| QUERY_FLAG (op, FLAG_OBJ_ORIGINAL)
226	\|\| QUERY_FLAG (op, FLAG_OBJ_SAVE_ON_OVL)
227	\|\| QUERY_FLAG (op, FLAG_UNIQUE)
228	\|\| QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)
229	\|\| QUERY_FLAG (op, FLAG_UNPAID)
230	\|\| op->is_alive ())
231	; // do not decay
232	else if (op->is_weapon ())
233	{
234	op->stats.dam--;
235	if (op->stats.dam < 0)
236	destroy = 1;
237	}
238	else if (op->is_armor ())
239	{
240	op->stats.ac--;
241	if (op->stats.ac < 0)
242	destroy = 1;
243	}
244	else if (op->type == FOOD)
245	{
246	op->stats.food -= rndm (5, 20);
247	if (op->stats.food < 0)
248	destroy = 1;
249	}
250	else
251	{
252	int mat = op->material;
253
254	if (mat & M_PAPER
255	\|\| mat & M_LEATHER
256	\|\| mat & M_WOOD
257	\|\| mat & M_ORGANIC
258	\|\| mat & M_CLOTH
259	\|\| mat & M_LIQUID
260	\|\| (mat & M_IRON && rndm (1, 5) == 1)
261	\|\| (mat & M_GLASS && rndm (1, 2) == 1)
262	\|\| ((mat & M_STONE \|\| mat & M_ADAMANT) && rndm (1, 10) == 1)
263	\|\| ((mat & M_SOFT_METAL \|\| mat & M_BONE) && rndm (1, 3) == 1)
264	\|\| (mat & M_ICE && temp > 32))
265	destroy = 1;
266	}
267
268	/* adjust overall chance below */
269	if (destroy && rndm (0, 1))
270	op->destroy ();
271	}
272	}	208	}
273		209
274	/* convert materialname to materialtype_t */	210	/* convert materialname to materialtype_t */
275		211
276	materialtype_t *	212	materialtype_t *
277	name_to_material (const char *name)	213	name_to_material (const shstr &name)
278	{	214	{
279	materialtype_t mt, nmt;	215	for (materialtype_t *mt = materialt; mt && mt->next; mt = mt->next)
		216	if (name == mt->name)
		217	return mt;
280		218
281	mt = NULL;
282	for (nmt = materialt; nmt != NULL && nmt->next != NULL; nmt = nmt->next)
283	{
284	if (strcmp (name, nmt->name) == 0)
285	{
286	mt = nmt;
287	break;
288	}
289	}
290	return mt;	219	return 0;
291	}	220	}
292		221
293	/* when doing transmutation of objects, we have to recheck the resistances,	222	/* when doing transmutation of objects, we have to recheck the resistances,
294	* as some that did not apply previously, may apply now.	223	* as some that did not apply previously, may apply now.
295	*/	224	*/
296
297	void	225	void
298	transmute_materialname (object op, const object change)	226	transmute_materialname (object op, const object change)
299	{	227	{
300	materialtype_t *mt;	228	materialtype_t *mt;
301	int j;	229	int j;
…		…
310	return;	238	return;
311		239
312	mt = name_to_material (op->materialname);	240	mt = name_to_material (op->materialname);
313	if (!mt)	241	if (!mt)
314	{	242	{
315	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);
316	return;	244	return;
317	}	245	}
318		246
319	for (j = 0; j < NROFATTACKS; j++)	247	for (j = 0; j < NROFATTACKS; j++)
320	if (op->resist[j] == 0 && change->resist[j] != 0)	248	if (op->resist[j] == 0 && change->resist[j] != 0)
…		…
331	void	259	void
332	set_materialname (object op, int difficulty, materialtype_t nmt)	260	set_materialname (object op, int difficulty, materialtype_t nmt)
333	{	261	{
334	materialtype_t mt, lmt;	262	materialtype_t mt, lmt;
335		263
336	#ifdef NEW_MATERIAL_CODE
337	int j;
338	#endif
339
340	if (op->materialname != NULL)	264	if (op->materialname != NULL)
341	return;	265	return;
342		266
343
344
345	if (nmt == NULL)	267	if (nmt == NULL)
346	{	268	{
347	lmt = NULL;	269	lmt = NULL;
348	#ifndef NEW_MATERIAL_CODE	270
349	for (mt = materialt; mt != NULL && mt->next != NULL; mt = mt->next)	271	for (mt = materialt; mt && mt->next; mt = mt->next)
350	{	272	if (op->materials & mt->material && rndm (1, 100) <= mt->chance &&
351	if (op->material & mt->material)	273	difficulty >= mt->difficulty && (op->magic >= mt->magic \|\| mt->magic == 0))
352	{	274	{
353	lmt = mt;	275	lmt = mt;
		276	if (!(op->is_weapon () \|\| op->is_armor ()))
354	break;	277	break;
355	}	278	}
356	}
357
358	#else
359	for (mt = materialt; mt != NULL && mt->next != NULL; mt = mt->next)
360	{
361	if (op->material & mt->material && rndm (1, 100) <= mt->chance &&
362	difficulty >= mt->difficulty && (op->magic >= mt->magic \|\| mt->magic == 0))
363	{
364	lmt = mt;
365	if (!(op->is_weapon () \|\| op->is_armor ()))
366	break;
367	}
368	}
369	#endif
370	}	279	}
371	else	280	else
372	{
373	lmt = nmt;	281	lmt = nmt;
374	}
375		282
376	if (lmt != NULL)	283	if (lmt != NULL)
377	{	284	{
378	#ifndef NEW_MATERIAL_CODE
379	op->materialname = lmt->name;
380	return;
381	#else
382
383	if (op->stats.dam && op->is_weapon ())	285	if (op->stats.dam && op->is_weapon ())
384	{	286	{
385	op->stats.dam += lmt->damage;	287	op->stats.dam += lmt->damage;
386	if (op->stats.dam < 1)	288	if (op->stats.dam < 1)
387	op->stats.dam = 1;	289	op->stats.dam = 1;
388	}	290	}
		291
389	if (op->stats.sp && op->type == BOW)	292	if (op->stats.sp && op->type == BOW)
390	op->stats.sp += lmt->sp;	293	op->stats.sp += lmt->sp;
391	if (op->stats.wc && op->is_weapon ())	294	if (op->stats.wc && op->is_weapon ())
392	op->stats.wc += lmt->wc;	295	op->stats.wc += lmt->wc;
393	if (op->is_armor ())	296	if (op->is_armor ())
394	{	297	{
395	if (op->stats.ac)	298	if (op->stats.ac)
396	op->stats.ac += lmt->ac;	299	op->stats.ac += lmt->ac;
		300
397	for (j = 0; j < NROFATTACKS; j++)	301	for (int j = 0; j < NROFATTACKS; j++)
398	if (op->resist[j] != 0)	302	if (op->resist[j] != 0)
399	{	303	{
400	op->resist[j] += lmt->mod[j];	304	op->resist[j] += lmt->mod[j];
401	if (op->resist[j] > 100)	305	if (op->resist[j] > 100)
402	op->resist[j] = 100;	306	op->resist[j] = 100;
403	if (op->resist[j] < -100)	307	if (op->resist[j] < -100)
404	op->resist[j] = -100;	308	op->resist[j] = -100;
405	}	309	}
406	}	310	}
		311
407	op->materialname = add_string (lmt->name);	312	op->materialname = lmt->name;
408	/* dont make it unstackable if it doesn't need to be */	313	/* dont make it unstackable if it doesn't need to be */
409	if (op->is_weapon () \|\| op->is_armor ())	314	if (op->is_weapon () \|\| op->is_armor ())
410	{	315	{
411	op->weight = (op->weight * lmt->weight) / 100;	316	op->weight = (op->weight * lmt->weight) / 100;
412	op->value = (op->value * lmt->value) / 100;	317	op->value = (op->value * lmt->value) / 100;
413	}	318	}
414	#endif
415	}	319	}
416	}	320	}
417		321
418	/*	322	/*
419	* Strip out the media tags from a String.	323	* Strip out the media tags from a String.
…		…
514	* 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
515	* 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.
516	* This function will also strip all trailing non alphanumeric characters.	420	* This function will also strip all trailing non alphanumeric characters.
517	* It does not insert an oxford comma.	421	* It does not insert an oxford comma.
518	*/	422	*/
519
520	void	423	void
521	make_list_like (char *input)	424	make_list_like (char *input)
522	{	425	{
523	char *p, tmp[MAX_BUF];	426	char *p, tmp[MAX_BUF];
524	int i;	427	int i;
…		…
555	fork_abort (const char *msg)	458	fork_abort (const char *msg)
556	{	459	{
557	if (!fork ())	460	if (!fork ())
558	{	461	{
559	signal (SIGABRT, SIG_DFL);	462	signal (SIGABRT, SIG_DFL);
		463	// try to put corefiles into a subdirectory, if existing, to allow
		464	// an administrator to reduce the I/O load.
		465	chdir ("cores");
560	abort ();	466	abort ();
561	}	467	}
562		468
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	{
		474	#ifdef PREFER_MALLOC
		475	void *ptr = malloc (n);
		476	#else
		477	slice_alloc += n;
568	void *ptr = g_slice_alloc (n);	478	void *ptr = g_slice_alloc (n);
		479	#endif
569		480
570	if (!ptr)	481	if (!ptr)
571	throw std::bad_alloc ();	482	throw std::bad_alloc ();
572		483
573	return ptr;	484	return ptr;
…		…
583	memset (ptr, 0, n);	494	memset (ptr, 0, n);
584		495
585	return ptr;	496	return ptr;
586	}	497	}
587		498
		499	/******************************************************************************/
		500
		501	#ifdef DEBUG_SALLOC
		502
		503	#define MAGIC 0xa1b2c35543deadL
		504
		505	void *g_slice_alloc (unsigned long size)
		506	{
		507	unsigned long p = (unsigned long ) (g_slice_alloc)(size + sizeof (unsigned long));
		508	*p++ = size ^ MAGIC;
		509	//fprintf (stderr, "g_slice_alloc %ld %p\n", size, p);//D
		510	return (void *)p;
		511	}
		512
		513	void *g_slice_alloc0 (unsigned long size)
		514	{
		515	return memset (g_slice_alloc (size), 0, size);
		516	}
		517
		518	void g_slice_free1 (unsigned long size, void *ptr)
		519	{
		520	if (expect_true (ptr))
		521	{
		522	//fprintf (stderr, "g_slice_free %ld %p\n", size, ptr);//D
		523	unsigned long p = (unsigned long )ptr;
		524	unsigned long s = *--p ^ MAGIC;
		525
		526	if ((*p ^ MAGIC) != size)
		527	LOG (logBacktrace \| llevError, "slice free size (%lx) doesn't match alloc size (%lx)\n", size, s);
		528
		529	*p = MAGIC;
		530
		531	(g_slice_free1)(s + sizeof (unsigned long), p);
		532	}
		533	}
		534
		535	#endif
		536
		537	/******************************************************************************/
		538
588	void assign (char dst, const char src, int maxlen)	539	void assign (char dst, const char src, int maxlen)
589	{	540	{
590	if (!src)	541	if (!src)
591	src = "";	542	src = "";
592		543
…		…
607	}	558	}
608	else	559	else
609	memcpy (dst, src, len + 1);	560	memcpy (dst, src, len + 1);
610	}	561	}
611		562
		563	const char *
		564	format (const char *format, ...)
		565	{
		566	static dynbuf_text buf;
		567
		568	buf.clear ();
		569
		570	va_list ap;
		571	va_start (ap, format);
		572	buf.vprintf (format, ap);
		573	va_end (ap);
		574
		575	return buf;
		576	}
		577
612	tstamp now ()	578	tstamp now ()
613	{	579	{
614	struct timeval tv;	580	struct timeval tv;
615		581
616	gettimeofday (&tv, 0);	582	gettimeofday (&tv, 0);
…		…
625		591
626	int diff = (b - a) & 7;	592	int diff = (b - a) & 7;
627	return diff <= 1 \|\| diff >= 7;	593	return diff <= 1 \|\| diff >= 7;
628	}	594	}
629		595
		596	/* crc32 0xdebb20e3 table and supplementary functions. */
		597	extern const uint32_t crc_32_tab[256] =
		598	{
		599	0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL,
		600	0x706af48fUL, 0xe963a535UL, 0x9e6495a3UL, 0x0edb8832UL, 0x79dcb8a4UL,
		601	0xe0d5e91eUL, 0x97d2d988UL, 0x09b64c2bUL, 0x7eb17cbdUL, 0xe7b82d07UL,
		602	0x90bf1d91UL, 0x1db71064UL, 0x6ab020f2UL, 0xf3b97148UL, 0x84be41deUL,
		603	0x1adad47dUL, 0x6ddde4ebUL, 0xf4d4b551UL, 0x83d385c7UL, 0x136c9856UL,
		604	0x646ba8c0UL, 0xfd62f97aUL, 0x8a65c9ecUL, 0x14015c4fUL, 0x63066cd9UL,
		605	0xfa0f3d63UL, 0x8d080df5UL, 0x3b6e20c8UL, 0x4c69105eUL, 0xd56041e4UL,
		606	0xa2677172UL, 0x3c03e4d1UL, 0x4b04d447UL, 0xd20d85fdUL, 0xa50ab56bUL,
		607	0x35b5a8faUL, 0x42b2986cUL, 0xdbbbc9d6UL, 0xacbcf940UL, 0x32d86ce3UL,
		608	0x45df5c75UL, 0xdcd60dcfUL, 0xabd13d59UL, 0x26d930acUL, 0x51de003aUL,
		609	0xc8d75180UL, 0xbfd06116UL, 0x21b4f4b5UL, 0x56b3c423UL, 0xcfba9599UL,
		610	0xb8bda50fUL, 0x2802b89eUL, 0x5f058808UL, 0xc60cd9b2UL, 0xb10be924UL,
		611	0x2f6f7c87UL, 0x58684c11UL, 0xc1611dabUL, 0xb6662d3dUL, 0x76dc4190UL,
		612	0x01db7106UL, 0x98d220bcUL, 0xefd5102aUL, 0x71b18589UL, 0x06b6b51fUL,
		613	0x9fbfe4a5UL, 0xe8b8d433UL, 0x7807c9a2UL, 0x0f00f934UL, 0x9609a88eUL,
		614	0xe10e9818UL, 0x7f6a0dbbUL, 0x086d3d2dUL, 0x91646c97UL, 0xe6635c01UL,
		615	0x6b6b51f4UL, 0x1c6c6162UL, 0x856530d8UL, 0xf262004eUL, 0x6c0695edUL,
		616	0x1b01a57bUL, 0x8208f4c1UL, 0xf50fc457UL, 0x65b0d9c6UL, 0x12b7e950UL,
		617	0x8bbeb8eaUL, 0xfcb9887cUL, 0x62dd1ddfUL, 0x15da2d49UL, 0x8cd37cf3UL,
		618	0xfbd44c65UL, 0x4db26158UL, 0x3ab551ceUL, 0xa3bc0074UL, 0xd4bb30e2UL,
		619	0x4adfa541UL, 0x3dd895d7UL, 0xa4d1c46dUL, 0xd3d6f4fbUL, 0x4369e96aUL,
		620	0x346ed9fcUL, 0xad678846UL, 0xda60b8d0UL, 0x44042d73UL, 0x33031de5UL,
		621	0xaa0a4c5fUL, 0xdd0d7cc9UL, 0x5005713cUL, 0x270241aaUL, 0xbe0b1010UL,
		622	0xc90c2086UL, 0x5768b525UL, 0x206f85b3UL, 0xb966d409UL, 0xce61e49fUL,
		623	0x5edef90eUL, 0x29d9c998UL, 0xb0d09822UL, 0xc7d7a8b4UL, 0x59b33d17UL,
		624	0x2eb40d81UL, 0xb7bd5c3bUL, 0xc0ba6cadUL, 0xedb88320UL, 0x9abfb3b6UL,
		625	0x03b6e20cUL, 0x74b1d29aUL, 0xead54739UL, 0x9dd277afUL, 0x04db2615UL,
		626	0x73dc1683UL, 0xe3630b12UL, 0x94643b84UL, 0x0d6d6a3eUL, 0x7a6a5aa8UL,
		627	0xe40ecf0bUL, 0x9309ff9dUL, 0x0a00ae27UL, 0x7d079eb1UL, 0xf00f9344UL,
		628	0x8708a3d2UL, 0x1e01f268UL, 0x6906c2feUL, 0xf762575dUL, 0x806567cbUL,
		629	0x196c3671UL, 0x6e6b06e7UL, 0xfed41b76UL, 0x89d32be0UL, 0x10da7a5aUL,
		630	0x67dd4accUL, 0xf9b9df6fUL, 0x8ebeeff9UL, 0x17b7be43UL, 0x60b08ed5UL,
		631	0xd6d6a3e8UL, 0xa1d1937eUL, 0x38d8c2c4UL, 0x4fdff252UL, 0xd1bb67f1UL,
		632	0xa6bc5767UL, 0x3fb506ddUL, 0x48b2364bUL, 0xd80d2bdaUL, 0xaf0a1b4cUL,
		633	0x36034af6UL, 0x41047a60UL, 0xdf60efc3UL, 0xa867df55UL, 0x316e8eefUL,
		634	0x4669be79UL, 0xcb61b38cUL, 0xbc66831aUL, 0x256fd2a0UL, 0x5268e236UL,
		635	0xcc0c7795UL, 0xbb0b4703UL, 0x220216b9UL, 0x5505262fUL, 0xc5ba3bbeUL,
		636	0xb2bd0b28UL, 0x2bb45a92UL, 0x5cb36a04UL, 0xc2d7ffa7UL, 0xb5d0cf31UL,
		637	0x2cd99e8bUL, 0x5bdeae1dUL, 0x9b64c2b0UL, 0xec63f226UL, 0x756aa39cUL,
		638	0x026d930aUL, 0x9c0906a9UL, 0xeb0e363fUL, 0x72076785UL, 0x05005713UL,
		639	0x95bf4a82UL, 0xe2b87a14UL, 0x7bb12baeUL, 0x0cb61b38UL, 0x92d28e9bUL,
		640	0xe5d5be0dUL, 0x7cdcefb7UL, 0x0bdbdf21UL, 0x86d3d2d4UL, 0xf1d4e242UL,
		641	0x68ddb3f8UL, 0x1fda836eUL, 0x81be16cdUL, 0xf6b9265bUL, 0x6fb077e1UL,
		642	0x18b74777UL, 0x88085ae6UL, 0xff0f6a70UL, 0x66063bcaUL, 0x11010b5cUL,
		643	0x8f659effUL, 0xf862ae69UL, 0x616bffd3UL, 0x166ccf45UL, 0xa00ae278UL,
		644	0xd70dd2eeUL, 0x4e048354UL, 0x3903b3c2UL, 0xa7672661UL, 0xd06016f7UL,
		645	0x4969474dUL, 0x3e6e77dbUL, 0xaed16a4aUL, 0xd9d65adcUL, 0x40df0b66UL,
		646	0x37d83bf0UL, 0xa9bcae53UL, 0xdebb9ec5UL, 0x47b2cf7fUL, 0x30b5ffe9UL,
		647	0xbdbdf21cUL, 0xcabac28aUL, 0x53b39330UL, 0x24b4a3a6UL, 0xbad03605UL,
		648	0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL,
		649	0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL,
		650	0x2d02ef8dL
		651	};
		652

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Comparing deliantra/server/common/utils.C (file contents): Revision 1.38 by root, Mon Jan 15 02:42:15 2007 UTC vs. Revision 1.69 by root, Tue Jan 22 15:53:01 2008 UTC

Diff Legend

Comparing deliantra/server/common/utils.C (file contents):
Revision 1.38 by root, Mon Jan 15 02:42:15 2007 UTC vs.
Revision 1.69 by root, Tue Jan 22 15:53:01 2008 UTC