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annotate src/core/ngx_palloc.c @ 2289:857c161d2768

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align first allocation from additional pool block, this fixes bus error on sun4v
author Igor Sysoev <igor@sysoev.ru>
date Thu, 06 Nov 2008 16:14:24 +0000
parents 25add486e7aa
children 3983e673cd40
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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10
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11 static void *ngx_palloc_block(ngx_pool_t *pool, size_t size);
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12 static void *ngx_palloc_large(ngx_pool_t *pool, size_t size);
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13
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14
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15 ngx_pool_t *
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16 ngx_create_pool(size_t size, ngx_log_t *log)
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17 {
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18 ngx_pool_t *p;
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19
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20 p = ngx_alloc(size, log);
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21 if (p == NULL) {
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22 return NULL;
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23 }
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24
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25 p->d.last = (u_char *) p + sizeof(ngx_pool_t);
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26 p->d.end = (u_char *) p + size;
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27 p->d.next = NULL;
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28
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29 size = size - sizeof(ngx_pool_t);
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30 p->max = (size < NGX_MAX_ALLOC_FROM_POOL) ? size : NGX_MAX_ALLOC_FROM_POOL;
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31
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32 p->current = p;
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33 p->chain = NULL;
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34 p->large = NULL;
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35 p->cleanup = NULL;
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36 p->log = log;
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37
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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38 return p;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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39 }
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41
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42 void
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43 ngx_destroy_pool(ngx_pool_t *pool)
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44 {
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45 ngx_pool_t *p, *n;
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46 ngx_pool_large_t *l;
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47 ngx_pool_cleanup_t *c;
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48
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49 for (c = pool->cleanup; c; c = c->next) {
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50 if (c->handler) {
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51 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
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52 "run cleanup: %p", c);
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53 c->handler(c->data);
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54 }
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55 }
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56
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57 for (l = pool->large; l; l = l->next) {
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58
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59 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0, "free: %p", l->alloc);
257
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60
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61 if (l->alloc) {
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62 ngx_free(l->alloc);
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63 }
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64 }
0
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65
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66 #if (NGX_DEBUG)
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67
128
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68 /*
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69 * we could allocate the pool->log from this pool
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70 * so we can not use this log while the free()ing the pool
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71 */
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72
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73 for (p = pool, n = pool->d.next; /* void */; p = n, n = n->d.next) {
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74 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
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75 "free: %p, unused: %uz", p, p->d.end - p->d.last);
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76
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77 if (n == NULL) {
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78 break;
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79 }
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80 }
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81
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82 #endif
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83
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84 for (p = pool, n = pool->d.next; /* void */; p = n, n = n->d.next) {
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85 ngx_free(p);
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86
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87 if (n == NULL) {
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88 break;
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89 }
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90 }
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91 }
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92
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93
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94 void *
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95 ngx_palloc(ngx_pool_t *pool, size_t size)
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96 {
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97 u_char *m;
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98 ngx_pool_t *p;
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99
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100 if (size <= pool->max) {
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101
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102 p = pool->current;
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103
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104 do {
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105 m = ngx_align_ptr(p->d.last, NGX_ALIGNMENT);
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106
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107 if ((size_t) (p->d.end - m) >= size) {
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108 p->d.last = m + size;
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109
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110 return m;
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111 }
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112
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113 p = p->d.next;
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114
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115 } while (p);
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116
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117 return ngx_palloc_block(pool, size);
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118 }
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119
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120 return ngx_palloc_large(pool, size);
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121 }
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122
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123
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124 void *
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125 ngx_pnalloc(ngx_pool_t *pool, size_t size)
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126 {
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127 u_char *m;
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128 ngx_pool_t *p;
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129
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130 if (size <= pool->max) {
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Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
131
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
132 p = pool->current;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
133
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
134 do {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
135 m = p->d.last;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
136
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
137 if ((size_t) (p->d.end - m) >= size) {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
138 p->d.last = m + size;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
140 return m;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
141 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
143 p = p->d.next;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
144
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
145 } while (p);
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
146
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
147 return ngx_palloc_block(pool, size);
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
148 }
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
149
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
150 return ngx_palloc_large(pool, size);
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
151 }
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
152
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
153
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
154 static void *
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
155 ngx_palloc_block(ngx_pool_t *pool, size_t size)
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
156 {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
157 u_char *m;
2055
cca975b532bf small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
158 size_t psize;
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
159 ngx_pool_t *p, *new, *current;
931
87f456ff13b0 fix segfault in "out of memory" situation
Igor Sysoev <igor@sysoev.ru>
parents: 860
diff changeset
160
2055
cca975b532bf small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
161 psize = (size_t) (pool->d.end - (u_char *) pool);
cca975b532bf small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
162
2056
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
163 m = ngx_alloc(psize, pool->log);
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
164 if (m == NULL) {
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
165 return NULL;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
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
2056
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
168 new = (ngx_pool_t *) m;
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
169
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
170 new->d.end = m + psize;
2055
cca975b532bf small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
171 new->d.next = NULL;
cca975b532bf small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 2049
diff changeset
172
2056
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
173 m += sizeof(ngx_pool_data_t);
2289
857c161d2768 align first allocation from additional pool block, this fixes bus error on sun4v
Igor Sysoev <igor@sysoev.ru>
parents: 2129
diff changeset
174 m = ngx_align_ptr(m, NGX_ALIGNMENT);
2056
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
175 new->d.last = m + size;
3ea9a03a1803 fix the previous commit
Igor Sysoev <igor@sysoev.ru>
parents: 2055
diff changeset
176
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
177 current = pool->current;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
178
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
179 for (p = current; p->d.next; p = p->d.next) {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
180 if ((size_t) (p->d.end - p->d.last) < NGX_ALIGNMENT) {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
181 current = p->d.next;
194
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 156
diff changeset
182 }
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
183 }
194
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 156
diff changeset
184
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
185 p->d.next = new;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
186
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
187 pool->current = current ? current : new;
581
326634fb9d47 nginx-0.3.12-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
188
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
189 return m;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
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
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
192
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
193 static void *
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
194 ngx_palloc_large(ngx_pool_t *pool, size_t size)
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
195 {
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
196 void *p;
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
197 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
198
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
199 p = ngx_alloc(size, pool->log);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
200 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
201 return NULL;
f48d579daf78 nginx-0.0.3-2004-06-08-20:26:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
202 }
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
203
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
204 large = ngx_palloc(pool, sizeof(ngx_pool_large_t));
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
205 if (large == NULL) {
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
206 ngx_free(p);
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
207 return NULL;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
208 }
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
209
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
210 large->alloc = p;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
211 large->next = pool->large;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
212 pool->large = large;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
213
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
214 return p;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
215 }
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
216
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
217
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
218 void *
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
219 ngx_pmemalign(ngx_pool_t *pool, size_t size, size_t alignment)
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
220 {
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
221 void *p;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
222 ngx_pool_large_t *large;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
223
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
224 p = ngx_memalign(alignment, size, pool->log);
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
225 if (p == NULL) {
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
226 return NULL;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 2057
diff changeset
227 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
228
629
65bf042c0b4f nginx-0.3.36-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 605
diff changeset
229 large = ngx_palloc(pool, sizeof(ngx_pool_large_t));
65bf042c0b4f nginx-0.3.36-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 605
diff changeset
230 if (large == NULL) {
1317
276b981ca92f fix memory leak,
Igor Sysoev <igor@sysoev.ru>
parents: 1207
diff changeset
231 ngx_free(p);
629
65bf042c0b4f nginx-0.3.36-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 605
diff changeset
232 return NULL;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
233 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
234
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
235 large->alloc = p;
629
65bf042c0b4f nginx-0.3.36-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 605
diff changeset
236 large->next = pool->large;
65bf042c0b4f nginx-0.3.36-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 605
diff changeset
237 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
238
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
239 return p;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
240 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
241
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
242
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
243 ngx_int_t
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
244 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
245 {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
246 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
247
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
248 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
249 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
250 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
251 "free: %p", l->alloc);
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
252 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
253 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
254
9549fc9508e5 nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 429
diff changeset
255 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
256 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257 }
436
9549fc9508e5 nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 429
diff changeset
258
9549fc9508e5 nginx-0.0.11-2004-09-23-10:32:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 429
diff changeset
259 return NGX_DECLINED;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
262
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
263 void *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
264 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
265 {
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
266 void *p;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
267
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
268 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
269 if (p) {
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
270 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
271 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
272
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
273 return p;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
274 }
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
275
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
276
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
277 ngx_pool_cleanup_t *
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
278 ngx_pool_cleanup_add(ngx_pool_t *p, size_t size)
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
279 {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
280 ngx_pool_cleanup_t *c;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
281
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
282 c = ngx_palloc(p, sizeof(ngx_pool_cleanup_t));
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
283 if (c == NULL) {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
284 return NULL;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
285 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
286
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
287 if (size) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
288 c->data = ngx_palloc(p, size);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
289 if (c->data == NULL) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
290 return NULL;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
291 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
292
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
293 } else {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
294 c->data = NULL;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
295 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
296
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
297 c->handler = NULL;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
298 c->next = p->cleanup;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
299
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
300 p->cleanup = c;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
301
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
302 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, p->log, 0, "add cleanup: %p", c);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
303
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
304 return c;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
305 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
306
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
307
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
308 void
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
309 ngx_pool_cleanup_file(void *data)
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
310 {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
311 ngx_pool_cleanup_file_t *c = data;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
312
1744
d65172100f6b log run cleanups clearly
Igor Sysoev <igor@sysoev.ru>
parents: 1317
diff changeset
313 ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d",
d65172100f6b log run cleanups clearly
Igor Sysoev <igor@sysoev.ru>
parents: 1317
diff changeset
314 c->fd);
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 527
diff changeset
315
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
316 if (ngx_close_file(c->fd) == NGX_FILE_ERROR) {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
317 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
318 ngx_close_file_n " \"%s\" failed", c->name);
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
319 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
320 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
321
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
322
1075
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
323 void
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
324 ngx_pool_delete_file(void *data)
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
325 {
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
326 ngx_pool_cleanup_file_t *c = data;
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
327
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
328 ngx_err_t err;
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
329
1744
d65172100f6b log run cleanups clearly
Igor Sysoev <igor@sysoev.ru>
parents: 1317
diff changeset
330 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d %s",
d65172100f6b log run cleanups clearly
Igor Sysoev <igor@sysoev.ru>
parents: 1317
diff changeset
331 c->fd, c->name);
1075
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
332
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
333 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
334 err = ngx_errno;
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
335
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
336 if (err != NGX_ENOENT) {
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
337 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
338 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
339 }
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
340 }
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
341
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
342 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
343 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
344 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
345 }
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
346 }
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
347
4d203f76b757 undo "client_body_in_file_only any"
Igor Sysoev <igor@sysoev.ru>
parents: 931
diff changeset
348
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
349 #if 0
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
350
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
351 static void *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
352 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
353 {
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
354 void *p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
355 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
356
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
357 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
358 return NULL;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
359 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
360
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
361 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
362
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
363 slot->tries++;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
364
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
365 if (slot->number) {
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
366 p = slot->block;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
367 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
368 slot->number--;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
369 return p;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
370 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
371
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
372 return NULL;
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
373 }
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
374
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 297
diff changeset
375 #endif