Mercurial > hg > nginx-quic
annotate src/core/ngx_palloc.c @ 2039:4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
*) allows non-aligned memory blocks for small allocations and for odd
length strings on all platforms
*) use ngx_palloc_aligned()
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 27 May 2008 09:37:40 +0000 |
parents | d65172100f6b |
children | 2a92804f4109 |
rev | line source |
---|---|
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
436
diff
changeset
|
1 |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
436
diff
changeset
|
2 /* |
444
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
3 * Copyright (C) Igor Sysoev |
441
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
436
diff
changeset
|
4 */ |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
436
diff
changeset
|
5 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
6 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
7 #include <ngx_config.h> |
100
7ebc8b7fb816
nginx-0.0.1-2003-06-03-19:42:58 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
8 #include <ngx_core.h> |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
9 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
10 |
501 | 11 ngx_pool_t * |
12 ngx_create_pool(size_t size, ngx_log_t *log) | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
13 { |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
14 ngx_pool_t *p; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
15 |
501 | 16 p = ngx_alloc(size, log); |
17 if (p == NULL) { | |
527 | 18 return NULL; |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
19 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
20 |
485 | 21 p->last = (u_char *) p + sizeof(ngx_pool_t); |
22 p->end = (u_char *) p + size; | |
581 | 23 p->current = p; |
24 p->chain = NULL; | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
25 p->next = NULL; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
26 p->large = NULL; |
509 | 27 p->cleanup = NULL; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
28 p->log = log; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
29 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
30 return p; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
31 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
32 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
33 |
501 | 34 void |
35 ngx_destroy_pool(ngx_pool_t *pool) | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
36 { |
509 | 37 ngx_pool_t *p, *n; |
38 ngx_pool_large_t *l; | |
39 ngx_pool_cleanup_t *c; | |
40 | |
41 for (c = pool->cleanup; c; c = c->next) { | |
42 if (c->handler) { | |
1744 | 43 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0, |
44 "run cleanup: %p", c); | |
509 | 45 c->handler(c->data); |
46 } | |
47 } | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
48 |
10
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
49 for (l = pool->large; l; l = l->next) { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
50 |
461 | 51 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0, "free: %p", l->alloc); |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
52 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
53 if (l->alloc) { |
477 | 54 ngx_free(l->alloc); |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
55 } |
10
4f3879d9b6f6
nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
56 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
57 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
58 #if (NGX_DEBUG) |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
59 |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
60 /* |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
61 * we could allocate the pool->log from this pool |
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
62 * so we can not use this log while the free()ing the pool |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
63 */ |
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
104
diff
changeset
|
64 |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
65 for (p = pool, n = pool->next; /* void */; p = n, n = n->next) { |
436
9549fc9508e5
nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
429
diff
changeset
|
66 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, pool->log, 0, |
461 | 67 "free: %p, unused: %uz", p, p->end - p->last); |
133
b27548f540ad
nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
68 |
b27548f540ad
nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
69 if (n == NULL) { |
b27548f540ad
nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
70 break; |
b27548f540ad
nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
128
diff
changeset
|
71 } |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
72 } |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
73 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
26
diff
changeset
|
74 #endif |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
75 |
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
76 for (p = pool, n = pool->next; /* void */; p = n, n = n->next) { |
477 | 77 ngx_free(p); |
128
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
78 |
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
79 if (n == NULL) { |
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
80 break; |
1947c683490f
nginx-0.0.1-2003-08-08-19:13:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
126
diff
changeset
|
81 } |
126
fcc79370b9a8
nginx-0.0.1-2003-08-06-18:43:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
104
diff
changeset
|
82 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
83 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
84 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
85 |
501 | 86 void * |
87 ngx_palloc(ngx_pool_t *pool, size_t size) | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
88 { |
485 | 89 u_char *m; |
931
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
90 ngx_pool_t *p, *n, *current; |
629 | 91 ngx_pool_large_t *large; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
92 |
429
694cd6cdb714
nginx-0.0.11-2004-09-17-20:07:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
426
diff
changeset
|
93 if (size <= (size_t) NGX_MAX_ALLOC_FROM_POOL |
485 | 94 && size <= (size_t) (pool->end - (u_char *) pool) |
589 | 95 - (size_t) ngx_align_ptr(sizeof(ngx_pool_t), NGX_ALIGNMENT)) |
429
694cd6cdb714
nginx-0.0.11-2004-09-17-20:07:35 import
Igor Sysoev <igor@sysoev.ru>
parents:
426
diff
changeset
|
96 { |
931
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
97 p = pool->current; |
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
98 current = p; |
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
99 |
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
100 for ( ;; ) { |
589 | 101 |
1207
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
102 /* |
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
103 * allow non-aligned memory blocks for small allocations (1, 2, |
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
104 * or 3 bytes) and for odd length strings (struct's have aligned |
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
105 * size) |
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
106 */ |
103988cef757
use memory optimization for i386 and amd64 only:
Igor Sysoev <igor@sysoev.ru>
parents:
1075
diff
changeset
|
107 |
589 | 108 if (size < sizeof(int) || (size & 1)) { |
109 m = p->last; | |
110 | |
2039
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
111 } else { |
589 | 112 m = ngx_align_ptr(p->last, NGX_ALIGNMENT); |
113 } | |
104
7db96f59bc29
nginx-0.0.1-2003-06-12-09:54:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
114 |
7db96f59bc29
nginx-0.0.1-2003-06-12-09:54:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
100
diff
changeset
|
115 if ((size_t) (p->end - m) >= size) { |
452 | 116 p->last = m + size; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 return m; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 |
581 | 121 if ((size_t) (p->end - m) < NGX_ALIGNMENT) { |
931
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
122 current = p->next; |
581 | 123 } |
124 | |
125 if (p->next == NULL) { | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 break; |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
26
diff
changeset
|
127 } |
931
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
128 |
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
129 p = p->next; |
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
130 pool->current = current; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
131 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 |
426
3f88935a02e8
nginx-0.0.10-2004-09-14-23:39:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
347
diff
changeset
|
133 /* allocate a new pool block */ |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
134 |
501 | 135 n = ngx_create_pool((size_t) (p->end - (u_char *) p), p->log); |
136 if (n == NULL) { | |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
137 return NULL; |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
138 } |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
139 |
931
87f456ff13b0
fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents:
860
diff
changeset
|
140 pool->current = current ? current : n; |
581 | 141 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 p->next = n; |
589 | 143 m = ngx_align_ptr(n->last, NGX_ALIGNMENT); |
452 | 144 n->last = m + size; |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
145 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 return m; |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
147 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
148 |
347
f48d579daf78
nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
149 #if 0 |
501 | 150 p = ngx_memalign(ngx_pagesize, size, pool->log); |
151 if (p == NULL) { | |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
152 return NULL; |
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
156
diff
changeset
|
153 } |
347
f48d579daf78
nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
154 #else |
501 | 155 p = ngx_alloc(size, pool->log); |
156 if (p == NULL) { | |
347
f48d579daf78
nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
157 return NULL; |
f48d579daf78
nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
158 } |
f48d579daf78
nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
159 #endif |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 |
629 | 161 large = ngx_palloc(pool, sizeof(ngx_pool_large_t)); |
162 if (large == NULL) { | |
1317 | 163 ngx_free(p); |
629 | 164 return NULL; |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
165 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
167 large->alloc = p; |
629 | 168 large->next = pool->large; |
169 pool->large = large; | |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
170 |
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
171 return p; |
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
172 } |
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
173 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
2039
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
175 void * |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
176 ngx_palloc_aligned(ngx_pool_t *pool, size_t size) |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
177 { |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
178 if (size & 1) { |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
179 size++; |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
180 } |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
181 |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
182 return ngx_palloc(pool, size); |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
183 } |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
184 |
4d8140271204
*) add ngx_palloc_aligned() to allocate explicitlty aligned memory
Igor Sysoev <igor@sysoev.ru>
parents:
1744
diff
changeset
|
185 |
501 | 186 ngx_int_t |
187 ngx_pfree(ngx_pool_t *pool, void *p) | |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
188 { |
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
189 ngx_pool_large_t *l; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
191 for (l = pool->large; l; l = l->next) { |
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
192 if (p == l->alloc) { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
193 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0, |
461 | 194 "free: %p", l->alloc); |
477 | 195 ngx_free(l->alloc); |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
196 l->alloc = NULL; |
436
9549fc9508e5
nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
429
diff
changeset
|
197 |
9549fc9508e5
nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
429
diff
changeset
|
198 return NGX_OK; |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
199 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 } |
436
9549fc9508e5
nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
429
diff
changeset
|
201 |
9549fc9508e5
nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
429
diff
changeset
|
202 return NGX_DECLINED; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 |
156
afc333135a6b
nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
133
diff
changeset
|
205 |
501 | 206 void * |
207 ngx_pcalloc(ngx_pool_t *pool, size_t size) | |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
208 { |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 void *p; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 p = ngx_palloc(pool, size); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
26
diff
changeset
|
212 if (p) { |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 ngx_memzero(p, size); |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
26
diff
changeset
|
214 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 return p; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
217 } |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
218 |
509 | 219 |
220 ngx_pool_cleanup_t * | |
563 | 221 ngx_pool_cleanup_add(ngx_pool_t *p, size_t size) |
509 | 222 { |
223 ngx_pool_cleanup_t *c; | |
224 | |
225 c = ngx_palloc(p, sizeof(ngx_pool_cleanup_t)); | |
226 if (c == NULL) { | |
227 return NULL; | |
228 } | |
229 | |
563 | 230 if (size) { |
231 c->data = ngx_palloc(p, size); | |
232 if (c->data == NULL) { | |
233 return NULL; | |
234 } | |
235 | |
236 } else { | |
237 c->data = NULL; | |
238 } | |
239 | |
240 c->handler = NULL; | |
509 | 241 c->next = p->cleanup; |
242 | |
243 p->cleanup = c; | |
244 | |
563 | 245 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, p->log, 0, "add cleanup: %p", c); |
246 | |
509 | 247 return c; |
248 } | |
249 | |
250 | |
251 void | |
252 ngx_pool_cleanup_file(void *data) | |
253 { | |
254 ngx_pool_cleanup_file_t *c = data; | |
255 | |
1744 | 256 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d", |
257 c->fd); | |
563 | 258 |
509 | 259 if (ngx_close_file(c->fd) == NGX_FILE_ERROR) { |
260 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, | |
261 ngx_close_file_n " \"%s\" failed", c->name); | |
262 } | |
263 } | |
264 | |
265 | |
1075
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
266 void |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
267 ngx_pool_delete_file(void *data) |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
268 { |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
269 ngx_pool_cleanup_file_t *c = data; |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
270 |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
271 ngx_err_t err; |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
272 |
1744 | 273 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d %s", |
274 c->fd, c->name); | |
1075
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
275 |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
276 if (ngx_delete_file(c->name) == NGX_FILE_ERROR) { |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
277 err = ngx_errno; |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
278 |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
279 if (err != NGX_ENOENT) { |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
280 ngx_log_error(NGX_LOG_CRIT, c->log, err, |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
281 ngx_delete_file_n " \"%s\" failed", c->name); |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
282 } |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
283 } |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
284 |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
285 if (ngx_close_file(c->fd) == NGX_FILE_ERROR) { |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
286 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
287 ngx_close_file_n " \"%s\" failed", c->name); |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
288 } |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
289 } |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
290 |
4d203f76b757
undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents:
931
diff
changeset
|
291 |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
292 #if 0 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
293 |
501 | 294 static void * |
295 ngx_get_cached_block(size_t size) | |
346
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
296 { |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
297 void *p; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
298 ngx_cached_block_slot_t *slot; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
299 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
300 if (ngx_cycle->cache == NULL) { |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
301 return NULL; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
302 } |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
303 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
304 slot = &ngx_cycle->cache[(size + ngx_pagesize - 1) / ngx_pagesize]; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
305 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
306 slot->tries++; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
307 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
308 if (slot->number) { |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
309 p = slot->block; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
310 slot->block = slot->block->next; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
311 slot->number--; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
312 return p; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
313 } |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
314 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
315 return NULL; |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
316 } |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
317 |
55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
297
diff
changeset
|
318 #endif |