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comparison src/http/modules/ngx_http_range_filter.c @ 334:af451db3fe99

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nginx-0.0.3-2004-05-12-09:37:55 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 12 May 2004 05:37:55 +0000
parents d71c87d11b16
children d4241d7787fe
comparison
equal deleted inserted replaced
333:be40e9893a19 334:af451db3fe99
42 typedef struct { 42 typedef struct {
43 ngx_str_t boundary_header; 43 ngx_str_t boundary_header;
44 } ngx_http_range_filter_ctx_t; 44 } ngx_http_range_filter_ctx_t;
45 45
46 46
47 static ngx_int_t ngx_http_range_filter_init(ngx_cycle_t *cycle); 47 static ngx_int_t ngx_http_range_header_filter_init(ngx_cycle_t *cycle);
48 48 static ngx_int_t ngx_http_range_body_filter_init(ngx_cycle_t *cycle);
49 49
50 static ngx_http_module_t ngx_http_range_filter_module_ctx = { 50
51 static ngx_http_module_t ngx_http_range_header_filter_module_ctx = {
51 NULL, /* pre conf */ 52 NULL, /* pre conf */
52 53
53 NULL, /* create main configuration */ 54 NULL, /* create main configuration */
54 NULL, /* init main configuration */ 55 NULL, /* init main configuration */
55 56
59 NULL, /* create location configuration */ 60 NULL, /* create location configuration */
60 NULL, /* merge location configuration */ 61 NULL, /* merge location configuration */
61 }; 62 };
62 63
63 64
64 ngx_module_t ngx_http_range_filter_module = { 65 ngx_module_t ngx_http_range_header_filter_module = {
65 NGX_MODULE, 66 NGX_MODULE,
66 &ngx_http_range_filter_module_ctx, /* module context */ 67 &ngx_http_range_header_filter_module_ctx, /* module context */
67 NULL, /* module directives */ 68 NULL, /* module directives */
68 NGX_HTTP_MODULE, /* module type */ 69 NGX_HTTP_MODULE, /* module type */
69 ngx_http_range_filter_init, /* init module */ 70 ngx_http_range_header_filter_init, /* init module */
71 NULL /* init child */
72 };
73
74
75 static ngx_http_module_t ngx_http_range_body_filter_module_ctx = {
76 NULL, /* pre conf */
77
78 NULL, /* create main configuration */
79 NULL, /* init main configuration */
80
81 NULL, /* create server configuration */
82 NULL, /* merge server configuration */
83
84 NULL, /* create location configuration */
85 NULL, /* merge location configuration */
86 };
87
88
89 ngx_module_t ngx_http_range_body_filter_module = {
90 NGX_MODULE,
91 &ngx_http_range_body_filter_module_ctx, /* module context */
92 NULL, /* module directives */
93 NGX_HTTP_MODULE, /* module type */
94 ngx_http_range_body_filter_init, /* init module */
70 NULL /* init child */ 95 NULL /* init child */
71 }; 96 };
72 97
73 98
74 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; 99 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
86 ngx_http_range_filter_ctx_t *ctx; 111 ngx_http_range_filter_ctx_t *ctx;
87 112
88 if (r->http_version < NGX_HTTP_VERSION_10 113 if (r->http_version < NGX_HTTP_VERSION_10
89 || r->headers_out.status != NGX_HTTP_OK 114 || r->headers_out.status != NGX_HTTP_OK
90 || r->headers_out.content_length_n == -1 115 || r->headers_out.content_length_n == -1
91 116 || !(r->filter & NGX_HTTP_FILTER_ALLOW_RANGES))
117
118 #if 0
92 /* STUB: we currently support ranges for file hunks only */ 119 /* STUB: we currently support ranges for file hunks only */
93 || !r->sendfile 120 || !r->sendfile
94 || r->filter & NGX_HTTP_FILTER_NEED_IN_MEMORY 121 || r->filter & NGX_HTTP_FILTER_NEED_IN_MEMORY
95 122 #endif
123
124 #if 0
96 || (r->headers_out.content_encoding 125 || (r->headers_out.content_encoding
97 && r->headers_out.content_encoding->value.len)) 126 && r->headers_out.content_encoding->value.len))
127 #endif
98 { 128 {
99 return ngx_http_next_header_filter(r); 129 return ngx_http_next_header_filter(r);
100 } 130 }
101 131
102 if (r->headers_in.range == NULL 132 if (r->headers_in.range == NULL
292 { 322 {
293 return NGX_ERROR; 323 return NGX_ERROR;
294 } 324 }
295 #endif 325 #endif
296 326
297 ngx_http_create_ctx(r, ctx, ngx_http_range_filter_module, 327 ngx_http_create_ctx(r, ctx, ngx_http_range_body_filter_module,
298 sizeof(ngx_http_range_filter_ctx_t), NGX_ERROR); 328 sizeof(ngx_http_range_filter_ctx_t), NGX_ERROR);
299 329
300 len = 4 + 10 + 2 + 14 + r->headers_out.content_type->value.len 330 len = 4 + 10 + 2 + 14 + r->headers_out.content_type->value.len
301 + 2 + 21 + 1; 331 + 2 + 21 + 1;
302 332
412 in->hunk->file_last = range->end; 442 in->hunk->file_last = range->end;
413 443
414 return ngx_http_next_body_filter(r, in); 444 return ngx_http_next_body_filter(r, in);
415 } 445 }
416 446
417 ctx = ngx_http_get_module_ctx(r, ngx_http_range_filter_module); 447 ctx = ngx_http_get_module_ctx(r, ngx_http_range_body_filter_module);
418 ll = &out; 448 ll = &out;
419 449
420 for (i = 0; i < r->headers_out.ranges.nelts; i++) { 450 for (i = 0; i < r->headers_out.ranges.nelts; i++) {
421 451
422 /* 452 /*
481 511
482 return ngx_http_next_body_filter(r, in); 512 return ngx_http_next_body_filter(r, in);
483 } 513 }
484 514
485 515
486 static ngx_int_t ngx_http_range_filter_init(ngx_cycle_t *cycle) 516 static ngx_int_t ngx_http_range_header_filter_init(ngx_cycle_t *cycle)
487 { 517 {
488 ngx_http_next_header_filter = ngx_http_top_header_filter; 518 ngx_http_next_header_filter = ngx_http_top_header_filter;
489 ngx_http_top_header_filter = ngx_http_range_header_filter; 519 ngx_http_top_header_filter = ngx_http_range_header_filter;
490 520
521 return NGX_OK;
522 }
523
524
525 static ngx_int_t ngx_http_range_body_filter_init(ngx_cycle_t *cycle)
526 {
491 ngx_http_next_body_filter = ngx_http_top_body_filter; 527 ngx_http_next_body_filter = ngx_http_top_body_filter;
492 ngx_http_top_body_filter = ngx_http_range_body_filter; 528 ngx_http_top_body_filter = ngx_http_range_body_filter;
493 529
494 return NGX_OK; 530 return NGX_OK;
495 } 531 }