Mercurial > hg > nginx-quic
annotate src/http/ngx_http_output_filter.c @ 162:96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 27 Oct 2003 21:01:00 +0000 |
parents | e7e094d34162 |
children | 4db54fdbcbe7 |
rev | line source |
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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, /* create main configuration */ |
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32 NULL, /* init main configuration */ |
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33 |
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34 NULL, /* create server configuration */ |
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35 NULL, /* merge server configuration */ |
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36 |
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37 ngx_http_output_filter_create_conf, /* create location configuration */ |
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38 ngx_http_output_filter_merge_conf /* merge location configuration */ |
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39 }; |
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41 |
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42 ngx_module_t ngx_http_output_filter_module = { |
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43 NGX_MODULE, |
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44 &ngx_http_output_filter_module_ctx, /* module context */ |
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45 ngx_http_output_filter_commands, /* module directives */ |
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46 NGX_HTTP_MODULE, /* module type */ |
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47 NULL, /* init module */ |
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48 NULL /* init child */ |
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49 }; |
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53 int ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *in) |
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54 { |
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55 ngx_output_chain_ctx_t *ctx; |
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56 ngx_http_output_filter_conf_t *conf; |
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57 |
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58 ctx = ngx_http_get_module_ctx(r->main ? r->main : r, |
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59 ngx_http_output_filter_module); |
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60 |
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61 if (ctx == NULL) { |
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62 conf = ngx_http_get_module_loc_conf(r->main ? r->main : r, |
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63 ngx_http_output_filter_module); |
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64 |
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65 ngx_http_create_ctx(r, ctx, ngx_http_output_filter_module, |
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66 sizeof(ngx_output_chain_ctx_t), NGX_ERROR); |
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68 ctx->sendfile = r->sendfile; |
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69 ctx->need_in_memory = r->filter & NGX_HTTP_FILTER_NEED_IN_MEMORY; |
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70 ctx->need_in_temp = r->filter & NGX_HTTP_FILTER_NEED_TEMP; |
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71 |
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72 ctx->pool = r->pool; |
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73 ctx->bufs = conf->bufs; |
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74 ctx->tag = (ngx_hunk_tag_t) &ngx_http_output_filter_module; |
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75 |
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76 ctx->output_filter = (ngx_output_chain_filter_pt) |
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77 ngx_http_top_body_filter; |
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78 ctx->output_ctx = r; |
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79 |
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80 } |
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82 return ngx_output_chain(ctx, in); |
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83 } |
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86 static void *ngx_http_output_filter_create_conf(ngx_conf_t *cf) |
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87 { |
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88 ngx_http_output_filter_conf_t *conf; |
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89 |
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90 ngx_test_null(conf, |
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91 ngx_palloc(cf->pool, sizeof(ngx_http_output_filter_conf_t)), |
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92 NULL); |
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93 |
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94 conf->bufs.num = 0; |
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95 |
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96 return conf; |
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97 } |
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100 static char *ngx_http_output_filter_merge_conf(ngx_conf_t *cf, |
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101 void *parent, void *child) |
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102 { |
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103 ngx_http_output_filter_conf_t *prev = parent; |
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104 ngx_http_output_filter_conf_t *conf = child; |
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105 |
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106 ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, 1, 32768); |
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107 |
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108 return NULL; |
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109 } |