Mercurial > hg > nginx-quic
annotate src/core/ngx_output_chain.c @ 461:a88a3e4e158f release-0.1.5
nginx-0.1.5-RELEASE import
*) Bugfix: on Solaris and Linux there may be too many "recvmsg()
returned not enough data" alerts.
*) Bugfix: there were the "writev() failed (22: Invalid argument)"
errors on Solaris in proxy mode without sendfile. On other platforms
that do not support sendfile at all the process got caught in an
endless loop.
*) Bugfix: segmentation fault on Solaris in proxy mode and using
sendfile.
*) Bugfix: segmentation fault on Solaris.
*) Bugfix: on-line upgrade did not work on Linux.
*) Bugfix: the ngx_http_autoindex_module module did not escape the
spaces, the quotes, and the percent signs in the directory listing.
*) Change: the decrease of the copy operations.
*) Feature: the userid_p3p directive.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 11 Nov 2004 14:07:14 +0000 |
parents | 295d97d70c69 |
children | bbd6b0b4a2b1 |
rev | line source |
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1 |
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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 |
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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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10 |
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11 |
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12 #define NGX_NONE 1 |
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13 |
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14 |
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15 ngx_inline static ngx_int_t |
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16 ngx_output_chain_need_to_copy(ngx_output_chain_ctx_t *ctx, ngx_buf_t *buf); |
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17 static ngx_int_t ngx_output_chain_copy_buf(ngx_buf_t *dst, ngx_buf_t *src, |
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18 ngx_uint_t sendfile); |
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19 |
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20 |
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21 ngx_int_t ngx_output_chain(ngx_output_chain_ctx_t *ctx, ngx_chain_t *in) |
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22 { |
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23 int rc, last; |
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24 size_t size, bsize; |
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25 ngx_chain_t *cl, *out, **last_out; |
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26 |
455 | 27 if (ctx->in == NULL && ctx->busy == NULL) { |
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28 |
455 | 29 /* |
30 * the short path for the case when the ctx->in and ctx->busy chains | |
31 * are empty, the incoming chain is empty too or has the single buf | |
32 * that does not require the copy | |
33 */ | |
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34 |
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35 if (in == NULL) { |
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36 return ctx->output_filter(ctx->filter_ctx, in); |
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37 } |
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38 |
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39 if (in->next == NULL |
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40 && (!ngx_output_chain_need_to_copy(ctx, in->buf))) |
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41 { |
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42 return ctx->output_filter(ctx->filter_ctx, in); |
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43 } |
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44 } |
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45 |
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46 /* add the incoming buf to the chain ctx->in */ |
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47 |
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48 if (in) { |
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49 if (ngx_chain_add_copy(ctx->pool, &ctx->in, in) == NGX_ERROR) { |
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50 return NGX_ERROR; |
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51 } |
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52 } |
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53 |
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54 last = NGX_NONE; |
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55 out = NULL; |
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56 last_out = &out; |
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57 |
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58 for ( ;; ) { |
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59 |
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60 while (ctx->in) { |
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61 |
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62 /* |
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63 * cycle while there are the ctx->in bufs |
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64 * or there are the free output bufs to copy in |
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65 */ |
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66 |
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67 bsize = ngx_buf_size(ctx->in->buf); |
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68 |
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69 if (bsize == 0 && !ngx_buf_special(ctx->in->buf)) { |
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70 |
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71 ngx_log_error(NGX_LOG_ALERT, ctx->pool->log, 0, |
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72 "zero size buf"); |
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73 |
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74 ctx->in = ctx->in->next; |
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75 |
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76 continue; |
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77 } |
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78 |
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79 if (!ngx_output_chain_need_to_copy(ctx, ctx->in->buf)) { |
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80 |
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81 /* move the chain link to the output chain */ |
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82 |
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83 cl = ctx->in; |
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84 ctx->in = cl->next; |
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85 |
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86 *last_out = cl; |
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87 last_out = &cl->next; |
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88 cl->next = NULL; |
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89 |
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90 continue; |
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91 } |
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92 |
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93 if (ctx->buf == NULL) { |
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94 |
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95 /* get the free buf */ |
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96 |
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97 if (ctx->free) { |
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98 ctx->buf = ctx->free->buf; |
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99 ctx->free = ctx->free->next; |
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100 |
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101 } else if (out || ctx->allocated == ctx->bufs.num) { |
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102 |
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103 break; |
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104 |
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105 } else { |
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106 |
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107 size = ctx->bufs.size; |
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108 |
343
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109 if (ctx->in->buf->last_buf) { |
160
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110 |
343
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111 if (bsize < ctx->bufs.size) { |
160
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112 |
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113 /* |
343
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114 * allocate small temp buf for the small last buf |
160
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115 * or its small last part |
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116 */ |
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117 |
343
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118 size = bsize; |
160
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119 |
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120 } else if (ctx->bufs.num == 1 |
343
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121 && (bsize < ctx->bufs.size |
160
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122 + (ctx->bufs.size >> 2))) |
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123 { |
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124 /* |
343
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125 * allocate a temp buf that equals |
6bdf858bff8c
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126 * to the last buf if the last buf size is lesser |
6bdf858bff8c
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127 * than 1.25 of bufs.size and a temp buf is single |
160
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128 */ |
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129 |
343
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parents:
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130 size = bsize; |
160
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131 } |
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132 } |
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133 |
343
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134 if (!(ctx->buf = ngx_create_temp_buf(ctx->pool, size))) { |
6bdf858bff8c
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135 return NGX_ERROR; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
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|
136 } |
6bdf858bff8c
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parents:
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137 |
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138 ctx->buf->tag = ctx->tag; |
6bdf858bff8c
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139 ctx->buf->recycled = 1; |
6bdf858bff8c
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|
140 ctx->allocated++; |
160
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parents:
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|
141 } |
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parents:
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|
142 } |
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parents:
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|
143 |
343
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parents:
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144 rc = ngx_output_chain_copy_buf(ctx->buf, ctx->in->buf, |
6bdf858bff8c
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parents:
334
diff
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|
145 ctx->sendfile); |
160
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parents:
diff
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|
146 |
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parents:
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|
147 if (rc == NGX_ERROR) { |
e7e094d34162
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148 return rc; |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
149 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
150 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
151 if (rc == NGX_AGAIN) { |
e7e094d34162
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parents:
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|
152 if (out) { |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
153 break; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
154 } |
430
1fa5daf7558e
nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
408
diff
changeset
|
155 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
156 return rc; |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
157 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
158 |
343
6bdf858bff8c
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parents:
334
diff
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|
159 /* delete the completed buf from the ctx->in chain */ |
160
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 |
343
6bdf858bff8c
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Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
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|
161 if (ngx_buf_size(ctx->in->buf) == 0) { |
160
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nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
162 ctx->in = ctx->in->next; |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
163 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
164 |
461 | 165 if (!(cl = ngx_alloc_chain_link(ctx->pool))) { |
166 return NGX_ERROR; | |
167 } | |
168 cl->buf = ctx->buf; | |
169 cl->next = NULL; | |
160
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nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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|
170 *last_out = cl; |
e7e094d34162
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parents:
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|
171 last_out = &cl->next; |
343
6bdf858bff8c
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parents:
334
diff
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|
172 ctx->buf = NULL; |
160
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nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 } |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 if (out == NULL && last != NGX_NONE) { |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
176 return last; |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 } |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
178 |
294
5cfd65b8b0a7
nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
291
diff
changeset
|
179 last = ctx->output_filter(ctx->filter_ctx, out); |
160
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
181 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
|
182 last_out = &out; |
320
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
183 |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
184 if (last == NGX_ERROR) { |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
diff
changeset
|
185 return last; |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
294
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 } |
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 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 |
356
2e3cbc1bbe3c
nginx-0.0.7-2004-06-16-19:32:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
344
diff
changeset
|
191 ngx_inline static ngx_int_t |
2e3cbc1bbe3c
nginx-0.0.7-2004-06-16-19:32:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
344
diff
changeset
|
192 ngx_output_chain_need_to_copy(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
|
193 { |
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
|
194 if (ngx_buf_special(buf)) { |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 return 0; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
197 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
167
diff
changeset
|
198 if (!ctx->sendfile) { |
455 | 199 |
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
|
200 if (!ngx_buf_in_memory(buf)) { |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
167
diff
changeset
|
201 return 1; |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
167
diff
changeset
|
202 } |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
167
diff
changeset
|
203 |
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
|
204 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
|
205 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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 (ctx->need_in_memory && !ngx_buf_in_memory(buf)) { |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
208 return 1; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 |
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
|
211 if (ctx->need_in_temp && (buf->memory || buf->mmap)) { |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 return 1; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 } |
e7e094d34162
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parents:
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214 |
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215 return 0; |
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216 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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217 |
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218 |
343
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219 static ngx_int_t ngx_output_chain_copy_buf(ngx_buf_t *dst, ngx_buf_t *src, |
6bdf858bff8c
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220 ngx_uint_t sendfile) |
160
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221 { |
194
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170
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222 size_t size; |
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170
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223 ssize_t n; |
160
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224 |
343
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225 size = ngx_buf_size(src); |
160
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226 |
194
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170
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227 if (size > (size_t) (dst->end - dst->pos)) { |
160
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228 size = dst->end - dst->pos; |
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229 } |
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230 |
343
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231 if (ngx_buf_in_memory(src)) { |
160
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232 ngx_memcpy(dst->pos, src->pos, size); |
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233 src->pos += size; |
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234 dst->last += size; |
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235 |
455 | 236 if (src->in_file) { |
237 | |
238 if (sendfile) { | |
239 dst->in_file = 1; | |
240 dst->file = src->file; | |
241 dst->file_pos = src->file_pos; | |
242 dst->file_last = src->file_pos + size; | |
243 | |
244 } else { | |
245 dst->in_file = 0; | |
246 } | |
247 | |
160
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248 src->file_pos += size; |
452 | 249 |
250 } else { | |
251 dst->in_file = 0; | |
160
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Igor Sysoev <igor@sysoev.ru>
parents:
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252 } |
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parents:
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253 |
343
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parents:
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254 if (src->last_buf && src->pos == src->last) { |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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parents:
334
diff
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255 dst->last_buf = 1; |
160
e7e094d34162
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parents:
diff
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256 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
257 |
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parents:
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258 } else { |
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parents:
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259 n = ngx_read_file(src->file, dst->pos, size, src->file_pos); |
e7e094d34162
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parents:
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260 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
261 if (n == NGX_ERROR) { |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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262 return n; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
263 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
264 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
265 #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
|
266 if (n == NGX_AGAIN) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
267 return n; |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
268 } |
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parents:
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|
269 #endif |
e7e094d34162
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parents:
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|
270 |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
271 if ((size_t) n != size) { |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
272 ngx_log_error(NGX_LOG_ALERT, src->file->log, 0, |
461 | 273 ngx_read_file_n " reads only %z of %uz from file", |
160
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
274 n, size); |
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
275 if (n == 0) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
276 return NGX_ERROR; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
277 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
280 dst->last += n; |
e7e094d34162
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parents:
diff
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|
281 |
452 | 282 if (sendfile) { |
283 dst->in_file = 1; | |
284 dst->file = src->file; | |
285 dst->file_pos = src->file_pos; | |
455 | 286 dst->file_last = src->file_pos + n; |
452 | 287 |
288 } 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
|
289 dst->in_file = 0; |
160
e7e094d34162
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
291 |
455 | 292 src->file_pos += n; |
293 | |
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
|
294 if (src->last_buf && src->file_pos == src->file_last) { |
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
|
295 dst->last_buf = 1; |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
296 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
297 } |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
298 |
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nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
diff
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|
299 return NGX_OK; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 } |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
301 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
302 |
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
|
303 ngx_int_t 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
|
304 { |
166
389d7ee9fa60
nginx-0.0.1-2003-10-30-11:51:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
164
diff
changeset
|
305 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
|
306 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
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parents:
160
diff
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|
307 ngx_chain_t *cl; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
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parents:
160
diff
changeset
|
308 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
309 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
310 for (/* void */; in; in = in->next) { |
408
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
403
diff
changeset
|
311 |
d6e2b445c1b8
nginx-0.0.10-2004-08-27-19:40:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
403
diff
changeset
|
312 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->connection->log, 0, |
461 | 313 "chain writer buf size: %uz", 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
|
314 |
461 | 315 if (!(cl = ngx_alloc_chain_link(ctx->pool))) { |
316 return NGX_ERROR; | |
317 } | |
318 cl->buf = in->buf; | |
319 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
|
320 *ctx->last = cl; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
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parents:
160
diff
changeset
|
321 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
|
322 } |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
323 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
324 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->connection->log, 0, |
461 | 325 "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
|
326 |
395
f8f0f1834266
nginx-0.0.7-2004-07-16-21:11:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
327 ctx->out = ngx_send_chain(ctx->connection, 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
|
328 |
291
117ccc7c4055
nginx-0.0.3-2004-03-16-16:35:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
257
diff
changeset
|
329 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ctx->connection->log, 0, |
461 | 330 "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
|
331 |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
332 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
|
333 return NGX_ERROR; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
334 } |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
335 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
336 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
|
337 ctx->last = &ctx->out; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
338 return NGX_OK; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
339 } |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
340 |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
341 return NGX_AGAIN; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
342 } |