Mercurial > hg > nginx

annotate src/core/ngx_output_chain.c @ 2231:8564129d49b6

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*) handle unaligned file part for directio *) disable sendfile in directio mode
author Igor Sysoev <igor@sysoev.ru>
date Fri, 05 Sep 2008 14:48:47 +0000
parents 25cf039c40bd
children a83218b65245
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
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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11
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12 #if 0
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13 #define NGX_SENDFILE_LIMIT 4096
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14 #endif
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15
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17 #define NGX_NONE 1
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18
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19
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bbd6b0b4a2b1 nginx-0.1.8-RELEASE import
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20 static ngx_inline ngx_int_t
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21 ngx_output_chain_as_is(ngx_output_chain_ctx_t *ctx, ngx_buf_t *buf);
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22 static ngx_int_t ngx_output_chain_add_copy(ngx_pool_t *pool,
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23 ngx_chain_t **chain, ngx_chain_t *in);
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24 static ngx_int_t ngx_output_chain_align_file_buf(ngx_output_chain_ctx_t *ctx,
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25 off_t bsize);
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26 static ngx_int_t ngx_output_chain_get_buf(ngx_output_chain_ctx_t *ctx,
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27 off_t bsize);
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28 static ngx_int_t ngx_output_chain_copy_buf(ngx_output_chain_ctx_t *ctx);
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30
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31 ngx_int_t
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32 ngx_output_chain(ngx_output_chain_ctx_t *ctx, ngx_chain_t *in)
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33 {
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34 off_t bsize;
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35 ngx_int_t rc, last;
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36 ngx_chain_t *cl, *out, **last_out;
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37
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38 if (ctx->in == NULL && ctx->busy == NULL) {
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39
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40 /*
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41 * the short path for the case when the ctx->in and ctx->busy chains
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42 * are empty, the incoming chain is empty too or has the single buf
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43 * that does not require the copy
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44 */
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45
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
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46 if (in == NULL) {
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47 return ctx->output_filter(ctx->filter_ctx, in);
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48 }
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49
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50 if (in->next == NULL
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51 #if (NGX_SENDFILE_LIMIT)
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52 && !(in->buf->in_file && in->buf->file_last > NGX_SENDFILE_LIMIT)
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53 #endif
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54 && ngx_output_chain_as_is(ctx, in->buf))
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55 {
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56 return ctx->output_filter(ctx->filter_ctx, in);
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57 }
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58 }
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59
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60 /* add the incoming buf to the chain ctx->in */
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61
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
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62 if (in) {
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63 if (ngx_output_chain_add_copy(ctx->pool, &ctx->in, in) == NGX_ERROR) {
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64 return NGX_ERROR;
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65 }
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66 }
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67
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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68 out = NULL;
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69 last_out = &out;
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70 last = NGX_NONE;
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71
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72 for ( ;; ) {
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73
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74 while (ctx->in) {
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75
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76 /*
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77 * cycle while there are the ctx->in bufs
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78 * and there are the free output bufs to copy in
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79 */
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80
403
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81 bsize = ngx_buf_size(ctx->in->buf);
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82
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83 if (bsize == 0 && !ngx_buf_special(ctx->in->buf)) {
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84
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85 ngx_log_error(NGX_LOG_ALERT, ctx->pool->log, 0,
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86 "zero size buf in output "
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87 "t:%d r:%d f:%d %p %p-%p %p %O-%O",
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88 ctx->in->buf->temporary,
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89 ctx->in->buf->recycled,
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90 ctx->in->buf->in_file,
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91 ctx->in->buf->start,
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92 ctx->in->buf->pos,
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93 ctx->in->buf->last,
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94 ctx->in->buf->file,
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95 ctx->in->buf->file_pos,
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96 ctx->in->buf->file_last);
403
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97
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98 ngx_debug_point();
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99
403
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100 ctx->in = ctx->in->next;
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101
403
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102 continue;
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103 }
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104
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105 if (ngx_output_chain_as_is(ctx, ctx->in->buf)) {
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106
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107 /* move the chain link to the output chain */
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108
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109 cl = ctx->in;
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110 ctx->in = cl->next;
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111
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112 *last_out = cl;
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113 last_out = &cl->next;
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114 cl->next = NULL;
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115
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116 continue;
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117 }
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118
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119 if (ctx->buf == NULL) {
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120
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121 rc = ngx_output_chain_align_file_buf(ctx, bsize);
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122
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diff changeset
123 if (rc == NGX_ERROR) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
124 return NGX_ERROR;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
125 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
126
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
127 if (rc != NGX_OK) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
128
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
129 if (ctx->free) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
130
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
131 /* get the free buf */
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
133 cl = ctx->free;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
134 ctx->buf = cl->buf;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
135 ctx->free = cl->next;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
136
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
137 ngx_free_chain(ctx->pool, cl);
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
138
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
139 } else if (out || ctx->allocated == ctx->bufs.num) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
140
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
141 break;
334
af451db3fe99 nginx-0.0.3-2004-05-12-09:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 320
diff changeset
142
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
143 } else if (ngx_output_chain_get_buf(ctx, bsize) != NGX_OK) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
144 return NGX_ERROR;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
145 }
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
149 rc = ngx_output_chain_copy_buf(ctx);
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 if (rc == NGX_ERROR) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152 return rc;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 if (rc == NGX_AGAIN) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 if (out) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157 break;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158 }
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 408
diff changeset
159
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160 return rc;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
163 /* delete the completed buf from the ctx->in chain */
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
165 if (ngx_buf_size(ctx->in->buf) == 0) {
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 ctx->in = ctx->in->next;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
168
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
169 cl = ngx_alloc_chain_link(ctx->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
170 if (cl == NULL) {
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
171 return NGX_ERROR;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
172 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
173
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
174 cl->buf = ctx->buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
175 cl->next = NULL;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 *last_out = cl;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177 last_out = &cl->next;
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
178 ctx->buf = NULL;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
180
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181 if (out == NULL && last != NGX_NONE) {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
182
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
183 if (ctx->in) {
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
184 return NGX_AGAIN;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
185 }
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 507
diff changeset
186
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
187 return last;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
189
294
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 291
diff changeset
190 last = ctx->output_filter(ctx->filter_ctx, out);
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191
569
174f1e853e1e nginx-0.3.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 517
diff changeset
192 if (last == NGX_ERROR || last == NGX_DONE) {
174f1e853e1e nginx-0.3.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 517
diff changeset
193 return last;
174f1e853e1e nginx-0.3.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 517
diff changeset
194 }
174f1e853e1e nginx-0.3.6-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 517
diff changeset
195
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
196 ngx_chain_update_chains(&ctx->free, &ctx->busy, &out, ctx->tag);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197 last_out = &out;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
198 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201
467
bbd6b0b4a2b1 nginx-0.1.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
202 static ngx_inline ngx_int_t
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
203 ngx_output_chain_as_is(ngx_output_chain_ctx_t *ctx, ngx_buf_t *buf)
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 {
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
205 ngx_uint_t sendfile;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
206
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
207 if (ngx_buf_special(buf)) {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
208 return 1;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
209 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
210
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
211 if (buf->in_file && buf->file->directio) {
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 return 0;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
213 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
214
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
215 sendfile = ctx->sendfile;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
216
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
217 #if (NGX_SENDFILE_LIMIT)
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
218
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
219 if (buf->in_file && buf->file_pos >= NGX_SENDFILE_LIMIT) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
220 sendfile = 0;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
221 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
222
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
223 #endif
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
224
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
225 if (!sendfile) {
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
226
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
227 if (!ngx_buf_in_memory(buf)) {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
228 return 0;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 167
diff changeset
229 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 167
diff changeset
230
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
231 buf->in_file = 0;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
232 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
234 if (ctx->need_in_memory && !ngx_buf_in_memory(buf)) {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
235 return 0;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
236 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
237
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
238 if (ctx->need_in_temp && (buf->memory || buf->mmap)) {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
239 return 0;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
240 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
241
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
242 return 1;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
244
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
245
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
246 static ngx_int_t
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
247 ngx_output_chain_add_copy(ngx_pool_t *pool, ngx_chain_t **chain,
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
248 ngx_chain_t *in)
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
249 {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
250 ngx_chain_t *cl, **ll;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
251 #if (NGX_SENDFILE_LIMIT)
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
252 ngx_buf_t *b, *buf;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
253 #endif
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
254
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
255 ll = chain;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
256
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
257 for (cl = *chain; cl; cl = cl->next) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
258 ll = &cl->next;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
259 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
260
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
261 while (in) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
262
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
263 cl = ngx_alloc_chain_link(pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
264 if (cl == NULL) {
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
265 return NGX_ERROR;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
266 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
267
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
268 #if (NGX_SENDFILE_LIMIT)
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
269
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
270 buf = in->buf;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
271
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
272 if (buf->in_file
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
273 && buf->file_pos < NGX_SENDFILE_LIMIT
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
274 && buf->file_last > NGX_SENDFILE_LIMIT)
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
275 {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
276 /* split a file buf on two bufs by the sendfile limit */
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
277
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
278 b = ngx_calloc_buf(pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
279 if (b == NULL) {
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
280 return NGX_ERROR;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
281 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
282
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
283 ngx_memcpy(b, buf, sizeof(ngx_buf_t));
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
284
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
285 if (ngx_buf_in_memory(buf)) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
286 buf->pos += (ssize_t) (NGX_SENDFILE_LIMIT - buf->file_pos);
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
287 b->last = buf->pos;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
288 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
289
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
290 buf->file_pos = NGX_SENDFILE_LIMIT;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
291 b->file_last = NGX_SENDFILE_LIMIT;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
292
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
293 cl->buf = b;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
294
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
295 } else {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
296 cl->buf = buf;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
297 in = in->next;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
298 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
299
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
300 #else
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
301 cl->buf = in->buf;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
302 in = in->next;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
303
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
304 #endif
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
305
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
306 *ll = cl;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
307 ll = &cl->next;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
308 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
309
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
310 *ll = NULL;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
311
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
312 return NGX_OK;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
313 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
314
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
315
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
316 static ngx_int_t
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
317 ngx_output_chain_align_file_buf(ngx_output_chain_ctx_t *ctx, off_t bsize)
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
318 {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
319 size_t size;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
320 ngx_buf_t *in;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
321
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
322 in = ctx->in->buf;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
323
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
324 if (in->file == NULL || !in->file->directio) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
325 return NGX_DECLINED;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
326 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
327
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
328 ctx->directio = 1;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
329
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
330 size = (size_t) (in->file_pos - (in->file_pos & ~511));
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
331
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
332 if (size == 0) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
333
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
334 if (bsize >= ctx->bufs.size) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
335 return NGX_DECLINED;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
336 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
337
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
338 size = (size_t) bsize;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
339
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
340 } else {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
341 size = 512 - size;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
342
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
343 if (size > bsize) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
344 size = (size_t) bsize;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
345 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
346 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
347
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
348 ctx->buf = ngx_create_temp_buf(ctx->pool, size);
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
349 if (ctx->buf == NULL) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
350 return NGX_ERROR;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
351 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
352
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
353 /*
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
354 * we do not set ctx->buf->tag, because we do not want
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
355 * to reuse the buf via ctx->free list
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
356 */
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
357
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
358 return NGX_OK;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
359 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
360
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
361
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
362 static ngx_int_t
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
363 ngx_output_chain_get_buf(ngx_output_chain_ctx_t *ctx, off_t bsize)
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
364 {
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
365 size_t size;
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
366 ngx_buf_t *b, *in;
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
367 ngx_uint_t recycled;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
368
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
369 in = ctx->in->buf;
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
370 size = ctx->bufs.size;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
371 recycled = 1;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
372
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
373 if (in->last_in_chain) {
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
374
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
375 if (bsize < (off_t) size) {
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
376
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
377 /*
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
378 * allocate a small temp buf for a small last buf
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
379 * or its small last part
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
380 */
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
381
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
382 size = (size_t) bsize;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
383 recycled = 0;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
384
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
385 } else if (!ctx->directio
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
386 && ctx->bufs.num == 1
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
387 && (bsize < (off_t) (size + size / 4)))
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
388 {
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
389 /*
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
390 * allocate a temp buf that equals to a last buf,
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
391 * if there is no directio, the last buf size is lesser
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
392 * than 1.25 of bufs.size and the temp buf is single
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
393 */
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
394
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
395 size = (size_t) bsize;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
396 recycled = 0;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
397 }
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
398 }
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
399
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
400 b = ngx_calloc_buf(ctx->pool);
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
401 if (b == NULL) {
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
402 return NGX_ERROR;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
403 }
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
404
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
405 if (ctx->directio) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
406
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
407 /*
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
408 * allocate block aligned to a disk sector size to enable
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
409 * userland buffer direct usage conjunctly with directio
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
410 */
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
411
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
412 b->start = ngx_pmemalign(ctx->pool, size, 512);
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
413 if (b->start == NULL) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
414 return NGX_ERROR;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
415 }
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
416
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
417 } else {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
418 b->start = ngx_palloc(ctx->pool, size);
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
419 if (b->start == NULL) {
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
420 return NGX_ERROR;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
421 }
2230
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
422 }
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
423
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
424 b->pos = b->start;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
425 b->last = b->start;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
426 b->end = b->last + size;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
427 b->temporary = 1;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
428 b->tag = ctx->tag;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
429 b->recycled = recycled;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
430
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
431 ctx->buf = b;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
432 ctx->allocated++;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
433
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
434 return NGX_OK;
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
435 }
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
436
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
437
25cf039c40bd split ngx_output_chain()
Igor Sysoev <igor@sysoev.ru>
parents: 2180
diff changeset
438 static ngx_int_t
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
439 ngx_output_chain_copy_buf(ngx_output_chain_ctx_t *ctx)
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
440 {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
441 off_t size;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
442 ssize_t n;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
443 ngx_buf_t *src, *dst;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
444 ngx_uint_t sendfile;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
445
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
446 src = ctx->in->buf;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
447 dst = ctx->buf;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
448
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
449 size = ngx_buf_size(src);
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
450
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
451 if (size > dst->end - dst->pos) {
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
452 size = dst->end - dst->pos;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
453 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
454
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
455 sendfile = ctx->sendfile & !ctx->directio;
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
456
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
457 #if (NGX_SENDFILE_LIMIT)
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
458
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
459 if (src->in_file && src->file_pos >= NGX_SENDFILE_LIMIT) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
460 sendfile = 0;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
461 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
462
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
463 #endif
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
464
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
465 if (ngx_buf_in_memory(src)) {
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
466 ngx_memcpy(dst->pos, src->pos, (size_t) size);
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
467 src->pos += (size_t) size;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
468 dst->last += (size_t) size;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
469
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
470 if (src->in_file) {
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
471
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
472 if (sendfile) {
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
473 dst->in_file = 1;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
474 dst->file = src->file;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
475 dst->file_pos = src->file_pos;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
476 dst->file_last = src->file_pos + size;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
477
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
478 } else {
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
479 dst->in_file = 0;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
480 }
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
481
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
482 src->file_pos += size;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
483
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
484 } else {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
485 dst->in_file = 0;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
486 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
487
1227
3e40f3e4376c inherit flush flag, this fixes https proxying
Igor Sysoev <igor@sysoev.ru>
parents: 1226
diff changeset
488 if (src->pos == src->last) {
3e40f3e4376c inherit flush flag, this fixes https proxying
Igor Sysoev <igor@sysoev.ru>
parents: 1226
diff changeset
489 dst->flush = src->flush;
3e40f3e4376c inherit flush flag, this fixes https proxying
Igor Sysoev <igor@sysoev.ru>
parents: 1226
diff changeset
490 dst->last_buf = src->last_buf;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
491 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
492
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
493 } else {
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
494 n = ngx_read_file(src->file, dst->pos, (size_t) size, src->file_pos);
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
495
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
496 if (n == NGX_ERROR) {
517
dadfa78d2270 nginx-0.1.33-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
497 return (ngx_int_t) n;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
498 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
499
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
500 #if (NGX_FILE_AIO_READ)
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
501 if (n == NGX_AGAIN) {
517
dadfa78d2270 nginx-0.1.33-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
502 return (ngx_int_t) n;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
503 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
504 #endif
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
505
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
506 if (n != size) {
2231
8564129d49b6 *) handle unaligned file part for directio
Igor Sysoev <igor@sysoev.ru>
parents: 2230
diff changeset
507 ngx_log_error(NGX_LOG_ALERT, ctx->pool->log, 0,
2180
61a09532e310 fix log message
Igor Sysoev <igor@sysoev.ru>
parents: 2129
diff changeset
508 ngx_read_file_n " read only %z of %O from file",
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
509 n, size);
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
510 if (n == 0) {
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
511 return NGX_ERROR;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
512 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
513 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
514
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
515 dst->last += n;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
516
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
517 if (sendfile) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
518 dst->in_file = 1;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
519 dst->file = src->file;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
520 dst->file_pos = src->file_pos;
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
521 dst->file_last = src->file_pos + n;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
522
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
523 } else {
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 334
diff changeset
524 dst->in_file = 0;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
525 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
526
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
527 src->file_pos += n;
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
528
1238
bb03410441d9 fix bug introduced in r1228
Igor Sysoev <igor@sysoev.ru>
parents: 1227
diff changeset
529 if (src->file_pos == src->file_last) {
1227
3e40f3e4376c inherit flush flag, this fixes https proxying
Igor Sysoev <igor@sysoev.ru>
parents: 1226
diff changeset
530 dst->flush = src->flush;
3e40f3e4376c inherit flush flag, this fixes https proxying
Igor Sysoev <igor@sysoev.ru>
parents: 1226
diff changeset
531 dst->last_buf = src->last_buf;
160
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
532 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
533 }
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
534
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
535 return NGX_OK;
e7e094d34162 nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
536 }
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
537
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
538
499
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
539 ngx_int_t
64d9afb209da nginx-0.1.24-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
540 ngx_chain_writer(void *data, ngx_chain_t *in)
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
541 {
166
389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
542 ngx_chain_writer_ctx_t *ctx = data;
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
543
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
544 off_t size;
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
545 ngx_chain_t *cl;
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
546 ngx_connection_t *c;
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
547
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
548 c = ctx->connection;
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
549
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
550 for (size = 0; in; in = in->next) {
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
551
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
552 #if 1
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
553 if (ngx_buf_size(in->buf) == 0 && !ngx_buf_special(in->buf)) {
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
554 ngx_debug_point();
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
555 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
556 #endif
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
557
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
558 size += ngx_buf_size(in->buf);
408
d6e2b445c1b8 nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 403
diff changeset
559
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
560 ngx_log_debug2(NGX_LOG_DEBUG_CORE, c->log, 0,
1226
2b4fdc9640b7 add debug logging
Igor Sysoev <igor@sysoev.ru>
parents: 1215
diff changeset
561 "chain writer buf fl:%d s:%uO",
2b4fdc9640b7 add debug logging
Igor Sysoev <igor@sysoev.ru>
parents: 1215
diff changeset
562 in->buf->flush, ngx_buf_size(in->buf));
408
d6e2b445c1b8 nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 403
diff changeset
563
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
564 cl = ngx_alloc_chain_link(ctx->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
565 if (cl == NULL) {
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
566 return NGX_ERROR;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
567 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 499
diff changeset
568
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
569 cl->buf = in->buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
570 cl->next = NULL;
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
571 *ctx->last = cl;
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
572 ctx->last = &cl->next;
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
573 }
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
574
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
575 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
576 "chain writer in: %p", ctx->out);
291
117ccc7c4055 nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
577
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
578 for (cl = ctx->out; cl; cl = cl->next) {
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
579
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
580 #if 1
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
581 if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) {
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
582 ngx_debug_point();
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
583 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
584
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
585 #endif
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
586
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
587 size += ngx_buf_size(cl->buf);
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
588 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
589
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
590 if (size == 0 && !c->buffered) {
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
591 return NGX_OK;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
592 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
593
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
594 ctx->out = c->send_chain(c, ctx->out, ctx->limit);
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
595
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
596 ngx_log_debug1(NGX_LOG_DEBUG_CORE, c->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
597 "chain writer out: %p", ctx->out);
291
117ccc7c4055 nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
598
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
599 if (ctx->out == NGX_CHAIN_ERROR) {
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
600 return NGX_ERROR;
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
601 }
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
602
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
603 if (ctx->out == NULL) {
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
604 ctx->last = &ctx->out;
1211
9177da9e4add fix "proxy_pass https://"
Igor Sysoev <igor@sysoev.ru>
parents: 828
diff changeset
605
1962
3091e5d770a6 small optimization
Igor Sysoev <igor@sysoev.ru>
parents: 1238
diff changeset
606 if (!c->buffered) {
1215
fb3ff245c96b an request body might not be passed to backend,
Igor Sysoev <igor@sysoev.ru>
parents: 1211
diff changeset
607 return NGX_OK;
fb3ff245c96b an request body might not be passed to backend,
Igor Sysoev <igor@sysoev.ru>
parents: 1211
diff changeset
608 }
162
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
609 }
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
610
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
611 return NGX_AGAIN;
96993d4d5067 nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
612 }