Mercurial > hg > nginx-quic
annotate src/http/ngx_http_output_filter.c @ 278:0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 04 Mar 2004 07:04:55 +0000 |
parents | 4db54fdbcbe7 |
children | 5cfd65b8b0a7 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 #include <ngx_http.h> |
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7 typedef struct { |
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8 ngx_bufs_t bufs; |
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9 } ngx_http_output_filter_conf_t; |
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12 static void *ngx_http_output_filter_create_conf(ngx_conf_t *cf); |
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13 static char *ngx_http_output_filter_merge_conf(ngx_conf_t *cf, |
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14 void *parent, void *child); |
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15 |
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17 static ngx_command_t ngx_http_output_filter_commands[] = { |
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18 |
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19 {ngx_string("output_buffers"), |
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20 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, |
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21 ngx_conf_set_bufs_slot, |
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22 NGX_HTTP_LOC_CONF_OFFSET, |
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23 offsetof(ngx_http_output_filter_conf_t, bufs), |
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24 NULL}, |
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26 ngx_null_command |
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27 }; |
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30 static ngx_http_module_t ngx_http_output_filter_module_ctx = { |
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31 NULL, /* pre conf */ |
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33 NULL, /* create main configuration */ |
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34 NULL, /* init main configuration */ |
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36 NULL, /* create server configuration */ |
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37 NULL, /* merge server configuration */ |
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38 |
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39 ngx_http_output_filter_create_conf, /* create location configuration */ |
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40 ngx_http_output_filter_merge_conf /* merge location configuration */ |
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41 }; |
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42 |
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44 ngx_module_t ngx_http_output_filter_module = { |
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45 NGX_MODULE, |
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46 &ngx_http_output_filter_module_ctx, /* module context */ |
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47 ngx_http_output_filter_commands, /* module directives */ |
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48 NGX_HTTP_MODULE, /* module type */ |
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49 NULL, /* init module */ |
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50 NULL /* init child */ |
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51 }; |
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52 |
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55 int ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *in) |
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56 { |
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57 ngx_output_chain_ctx_t *ctx; |
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58 ngx_http_output_filter_conf_t *conf; |
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59 |
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60 ctx = ngx_http_get_module_ctx(r->main ? r->main : r, |
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61 ngx_http_output_filter_module); |
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62 |
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63 if (ctx == NULL) { |
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64 conf = ngx_http_get_module_loc_conf(r->main ? r->main : r, |
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65 ngx_http_output_filter_module); |
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66 |
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67 ngx_http_create_ctx(r, ctx, ngx_http_output_filter_module, |
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68 sizeof(ngx_output_chain_ctx_t), NGX_ERROR); |
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69 |
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70 ctx->sendfile = r->sendfile; |
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71 ctx->need_in_memory = r->filter & NGX_HTTP_FILTER_NEED_IN_MEMORY; |
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72 ctx->need_in_temp = r->filter & NGX_HTTP_FILTER_NEED_TEMP; |
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73 |
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74 ctx->pool = r->pool; |
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75 ctx->bufs = conf->bufs; |
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76 ctx->tag = (ngx_hunk_tag_t) &ngx_http_output_filter_module; |
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77 |
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78 ctx->output_filter = (ngx_output_chain_filter_pt) |
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79 ngx_http_top_body_filter; |
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80 ctx->output_ctx = r; |
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81 |
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82 } |
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84 return ngx_output_chain(ctx, in); |
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85 } |
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86 |
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88 static void *ngx_http_output_filter_create_conf(ngx_conf_t *cf) |
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89 { |
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90 ngx_http_output_filter_conf_t *conf; |
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91 |
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92 ngx_test_null(conf, |
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93 ngx_palloc(cf->pool, sizeof(ngx_http_output_filter_conf_t)), |
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94 NULL); |
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95 |
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96 conf->bufs.num = 0; |
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97 |
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98 return conf; |
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99 } |
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100 |
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101 |
119
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102 static char *ngx_http_output_filter_merge_conf(ngx_conf_t *cf, |
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103 void *parent, void *child) |
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104 { |
96
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105 ngx_http_output_filter_conf_t *prev = parent; |
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106 ngx_http_output_filter_conf_t *conf = child; |
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107 |
160
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108 ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, 1, 32768); |
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109 |
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110 return NULL; |
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111 } |