Mercurial > hg > ngx_http_bytes_filter_module
annotate ngx_http_bytes_filter_module.c @ 10:42975d951e9f
Fix build without debug.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 31 Jul 2008 12:27:39 +0400 |
parents | 4206defe5590 |
children | 47a21c299f11 |
rev | line source |
---|---|
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2 /* |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
3 * Copyright (C) Maxim Dounin |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
4 */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
5 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
6 #include <ngx_config.h> |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
7 #include <ngx_core.h> |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
8 #include <ngx_http.h> |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
9 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
10 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
11 typedef struct { |
4 | 12 ngx_flag_t enable; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
13 } ngx_http_bytes_conf_t; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
14 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
15 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
16 typedef struct { |
4 | 17 off_t start; |
18 off_t end; | |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
19 } ngx_http_bytes_t; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
20 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
21 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
22 typedef struct { |
4 | 23 off_t offset; |
24 ngx_array_t ranges; | |
25 ngx_http_bytes_t *range; | |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
26 } ngx_http_bytes_ctx_t; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
27 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
28 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
29 static void *ngx_http_bytes_create_conf(ngx_conf_t *cf); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
30 static char *ngx_http_bytes_merge_conf(ngx_conf_t *cf, void *parent, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
31 void *child); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
32 static ngx_int_t ngx_http_bytes_init(ngx_conf_t *cf); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
33 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
34 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
35 static ngx_command_t ngx_http_bytes_commands[] = { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
36 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
37 { ngx_string("bytes"), |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
38 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
39 ngx_conf_set_flag_slot, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
40 NGX_HTTP_LOC_CONF_OFFSET, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
41 offsetof(ngx_http_bytes_conf_t, enable), |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
42 NULL }, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
43 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
44 ngx_null_command |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
45 }; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
46 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
47 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
48 static ngx_http_module_t ngx_http_bytes_module_ctx = { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
49 NULL, /* preconfiguration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
50 ngx_http_bytes_init, /* postconfiguration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
51 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
52 NULL, /* create main configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
53 NULL, /* init main configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
54 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
55 NULL, /* create server configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
56 NULL, /* merge server configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
57 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
58 ngx_http_bytes_create_conf, /* create location configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
59 ngx_http_bytes_merge_conf /* merge location configuration */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
60 }; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
61 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
62 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
63 ngx_module_t ngx_http_bytes_filter_module = { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
64 NGX_MODULE_V1, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
65 &ngx_http_bytes_module_ctx, /* module context */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
66 ngx_http_bytes_commands, /* module directives */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
67 NGX_HTTP_MODULE, /* module type */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
68 NULL, /* init master */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
69 NULL, /* init module */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
70 NULL, /* init process */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
71 NULL, /* init thread */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
72 NULL, /* exit thread */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
73 NULL, /* exit process */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
74 NULL, /* exit master */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
75 NGX_MODULE_V1_PADDING |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
76 }; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
77 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
78 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
79 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
80 static ngx_http_output_body_filter_pt ngx_http_next_body_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
81 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
82 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
83 static ngx_int_t |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
84 ngx_http_bytes_header_filter(ngx_http_request_t *r) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
85 { |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
86 u_char *p, *last; |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
87 off_t start, end, len; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
88 ngx_uint_t suffix, bad; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
89 ngx_http_bytes_t *range; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
90 ngx_http_bytes_conf_t *conf; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
91 ngx_http_bytes_ctx_t *ctx; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
92 enum { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
93 sw_start = 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
94 sw_first_byte_pos, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
95 sw_first_byte_pos_n, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
96 sw_last_byte_pos, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
97 sw_last_byte_pos_n, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
98 sw_done |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
99 } state = 0; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
100 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
101 conf = ngx_http_get_module_loc_conf(r, ngx_http_bytes_filter_module); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
102 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
103 if (!conf->enable || r->args.len == 0) { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
104 return ngx_http_next_header_filter(r); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
105 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
106 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
107 p = (u_char *) ngx_strnstr(r->args.data, "bytes=", r->args.len); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
108 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
109 if (p == NULL) { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
110 return ngx_http_next_header_filter(r); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
111 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
112 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
113 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
114 "bytes header filter: r %p", r); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
115 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
116 p += sizeof("bytes=") - 1; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
117 last = r->args.data + r->args.len; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
118 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
119 /* create context */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
120 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
121 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_bytes_ctx_t)); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
122 if (ctx == NULL) { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
123 return NGX_ERROR; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
124 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
125 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
126 if (ngx_array_init(&ctx->ranges, r->pool, 1, sizeof(ngx_http_bytes_t)) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
127 == NGX_ERROR) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
128 { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
129 return NGX_ERROR; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
130 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
131 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
132 /* |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
133 * bytes= contain ranges compatible with RFC 2616, "14.35.1 Byte Ranges", |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
134 * but no whitespaces permitted |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
135 */ |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
136 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
137 bad = 0; |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
138 len = 0; |
7 | 139 suffix = 0; |
140 start = 0; | |
141 end = 0; | |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
142 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
143 while (p < last) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
144 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
145 switch (state) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
146 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
147 case sw_start: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
148 case sw_first_byte_pos: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
149 if (*p == '-') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
150 p++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
151 suffix = 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
152 state = sw_last_byte_pos; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
153 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
154 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
155 state = sw_first_byte_pos_n; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
156 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
157 /* fall through */ |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
158 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
159 case sw_first_byte_pos_n: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
160 if (*p == '-') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
161 p++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
162 state = sw_last_byte_pos; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
163 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
164 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
165 if (*p < '0' || *p > '9') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
166 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
167 "bytes header filter: unexpected char '%c'" |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
168 " (expected first-byte-pos)", *p); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
169 bad = 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
170 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
171 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
172 start = start * 10 + *p - '0'; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
173 p++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
174 break; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
175 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
176 case sw_last_byte_pos: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
177 if (*p == ',' || *p == '&' || *p == ';') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
178 /* no last byte pos, assume end of file */ |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
179 end = r->headers_out.content_length_n - 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
180 state = sw_done; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
181 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
182 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
183 end = 0; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
184 state = sw_last_byte_pos_n; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
185 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
186 /* fall though */ |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
187 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
188 case sw_last_byte_pos_n: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
189 if (*p == ',' || *p == '&' || *p == ';') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
190 state = sw_done; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
191 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
192 } |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
193 if (*p < '0' || *p > '9') { |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
194 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
195 "bytes header filter: unexpected char '%c'" |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
196 " (expected last-byte-pos)", *p); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
197 bad = 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
198 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
199 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
200 end = end * 10 + *p - '0'; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
201 p++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
202 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
203 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
204 case sw_done: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
205 range = ngx_array_push(&ctx->ranges); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
206 if (range == NULL) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
207 return NGX_ERROR; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
208 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
209 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
210 if (suffix) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
211 start = r->headers_out.content_length_n - end; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
212 end = r->headers_out.content_length_n - 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
213 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
214 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
215 /* note: range->end isn't inclusive, while last-byte-pos is */ |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
216 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
217 range->start = start; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
218 range->end = end + 1; |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
219 len += range->end - range->start; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
220 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
221 if (*p == ',') { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
222 p++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
223 state = sw_first_byte_pos; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
224 break; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
225 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
226 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
227 goto done; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
228 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
229 } |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
230 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
231 if (bad) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
232 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
233 "bytes header filter: invalid range specification"); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
234 return ngx_http_next_header_filter(r); |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
235 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
236 } |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
237 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
238 switch (state) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
239 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
240 case sw_last_byte_pos: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
241 end = r->headers_out.content_length_n - 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
242 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
243 /* fall through */ |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
244 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
245 case sw_last_byte_pos_n: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
246 range = ngx_array_push(&ctx->ranges); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
247 if (range == NULL) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
248 return NGX_ERROR; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
249 } |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
250 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
251 if (suffix) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
252 start = r->headers_out.content_length_n - end; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
253 end = r->headers_out.content_length_n - 1; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
254 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
255 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
256 range->start = start; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
257 range->end = end + 1; |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
258 len += range->end - range->start; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
259 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
260 break; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
261 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
262 default: |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
263 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
264 "bytes header filter: invalid range specification"); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
265 return ngx_http_next_header_filter(r); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
266 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
267 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
268 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
269 done: |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
270 r->headers_out.content_length_n = len; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
271 |
9
4206defe5590
Clear Content-Length header if it's here.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8
diff
changeset
|
272 if (r->headers_out.content_length) { |
4206defe5590
Clear Content-Length header if it's here.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8
diff
changeset
|
273 r->headers_out.content_length->hash = 0; |
4206defe5590
Clear Content-Length header if it's here.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8
diff
changeset
|
274 r->headers_out.content_length = NULL; |
4206defe5590
Clear Content-Length header if it's here.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8
diff
changeset
|
275 } |
4206defe5590
Clear Content-Length header if it's here.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8
diff
changeset
|
276 |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
277 ngx_http_set_ctx(r, ctx, ngx_http_bytes_filter_module); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
278 |
10 | 279 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
2
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
280 "bytes header filter: new length %O", |
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
281 r->headers_out.content_length_n); |
13a2fbcc8bc4
Change Content-Length to match total requested length.
Maxim Dounin <mdounin@mdounin.ru>
parents:
1
diff
changeset
|
282 |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
283 return ngx_http_next_header_filter(r); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
284 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
285 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
286 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
287 static ngx_int_t |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
288 ngx_http_bytes_body_filter(ngx_http_request_t *r, ngx_chain_t *in) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
289 { |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
290 off_t size; |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
291 ngx_uint_t i; |
4 | 292 ngx_chain_t **ll, *cl, *dcl; |
293 ngx_buf_t *buf, *b; | |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
294 ngx_http_bytes_ctx_t *ctx; |
4 | 295 ngx_http_bytes_t *range, *last; |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
296 |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
297 if (in == NULL) { |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
298 return ngx_http_next_body_filter(r, in); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
299 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
300 |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
301 ctx = ngx_http_get_module_ctx(r, ngx_http_bytes_filter_module); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
302 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
303 if (ctx == NULL) { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
304 return ngx_http_next_body_filter(r, in); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
305 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
306 |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
307 buf = in->buf; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
308 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
309 if (ngx_buf_special(buf)) { |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
310 return ngx_http_next_body_filter(r, in); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
311 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
312 |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
313 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
314 "bytes body filter: r %p, in %p", r, in); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
315 |
1
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
316 range = ctx->ranges.elts; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
317 |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
318 for (i = 0; i < ctx->ranges.nelts; i++) { |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
319 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
320 "bytes body filter: %O-%O", range->start, range->end); |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
321 range++; |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
322 } |
6b995d5251ec
Implement bytes= argument parsing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
0
diff
changeset
|
323 |
4 | 324 range = ctx->range; |
325 | |
326 if (range == NULL) { | |
327 range = ctx->range = ctx->ranges.elts; | |
328 } | |
329 | |
330 last = ctx->ranges.elts; | |
331 last += ctx->ranges.nelts; | |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
332 |
8
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
333 /* optimized version for last range and last buffer */ |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
334 |
8
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
335 if (range == last - 1 && buf->last_buf) { |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
336 |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
337 size = ngx_buf_size(buf); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
338 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
339 if (buf->in_file) { |
8
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
340 if (range->start > ctx->offset) { |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
341 buf->file_pos += range->start - ctx->offset; |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
342 } |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
343 if (range->end < ctx->offset + size) { |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
344 buf->file_last -= ctx->offset + size - range->end; |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
345 } |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
346 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
347 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
348 if (ngx_buf_in_memory(buf)) { |
8
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
349 if (range->start > ctx->offset) { |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
350 buf->pos += (size_t) (range->start - ctx->offset); |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
351 } |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
352 if (range->end < ctx->offset + size) { |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
353 buf->last -= (size_t) (ctx->offset + size - range->end); |
60d65f2acaed
Optimized version for last range and last buffer.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7
diff
changeset
|
354 } |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
355 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
356 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
357 return ngx_http_next_body_filter(r, in); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
358 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
359 |
4 | 360 for (ll = &in, cl = in; cl; ll = &cl->next, cl = cl->next, |
361 ctx->offset += size) | |
362 { | |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
363 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
364 buf = cl->buf; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
365 size = ngx_buf_size(buf); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
366 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
367 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
368 "bytes body filter: b %d", size); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
369 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
370 if (ngx_buf_special(buf)) { |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
371 /* pass out anyway */ |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
372 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
373 "bytes body filter: special buffer"); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
374 continue; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
375 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
376 |
4 | 377 next: |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
378 if (range->start > ctx->offset + size) { |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
379 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
380 "bytes body filter: fully ignored buffer"); |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
381 *ll = cl->next; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
382 buf->pos = buf->last; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
383 continue; |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
384 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
385 |
4 | 386 /* todo: do not create buffers/links if not needed */ |
387 | |
388 b = ngx_calloc_buf(r->pool); | |
389 if (b == NULL) { | |
390 return NGX_ERROR; | |
391 } | |
392 | |
393 b->in_file = buf->in_file; | |
394 b->temporary = buf->temporary; | |
395 b->memory = buf->memory; | |
396 b->mmap = buf->mmap; | |
397 b->file = buf->file; | |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
398 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
399 if (buf->in_file) { |
4 | 400 b->file_pos = buf->file_pos; |
401 b->file_last = buf->file_last; | |
402 } | |
403 | |
404 if (ngx_buf_in_memory(buf)) { | |
405 b->pos = buf->pos; | |
406 b->last = buf->last; | |
407 } | |
408 | |
409 dcl = ngx_alloc_chain_link(r->pool); | |
410 if (dcl == NULL) { | |
411 return NGX_ERROR; | |
412 } | |
413 | |
414 *ll = dcl; | |
415 dcl->buf = b; | |
416 dcl->next = cl->next; | |
417 ll = &dcl->next; | |
418 | |
419 if (buf->last_buf && range == last - 1) { | |
420 b->last_buf = 1; | |
421 } | |
422 | |
423 if (b->in_file) { | |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
424 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
425 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
426 "bytes body filter: in file, %O-%O", |
4 | 427 b->file_pos, b->file_last); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
428 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
429 if (range->start > ctx->offset) { |
4 | 430 b->file_pos += range->start - ctx->offset; |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
431 } |
5
be5e612dd602
More readable calculations, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4
diff
changeset
|
432 if (range->end < ctx->offset + size) { |
be5e612dd602
More readable calculations, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4
diff
changeset
|
433 b->file_last -= ctx->offset + size - range->end; |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
434 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
435 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
436 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
437 "bytes body filter: in file fixed, %O-%O", |
4 | 438 b->file_pos, b->file_last); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
439 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
440 |
4 | 441 if (ngx_buf_in_memory(b)) { |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
442 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
443 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
444 "bytes body filter: in memory, %p-%p", |
4 | 445 b->pos, b->last); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
446 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
447 if (range->start > ctx->offset) { |
4 | 448 b->pos += (size_t) (range->start - ctx->offset); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
449 } |
5
be5e612dd602
More readable calculations, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4
diff
changeset
|
450 if (range->end < ctx->offset + size) { |
be5e612dd602
More readable calculations, no functional changes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4
diff
changeset
|
451 b->last -= (size_t) (ctx->offset + size - range->end); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
452 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
453 |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
454 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
455 "bytes body filter: in memory fixed, %p-%p", |
4 | 456 b->pos, b->last); |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
457 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
458 |
4 | 459 if (range->end < ctx->offset + size) { |
460 range++; | |
461 if (range < last) { | |
462 goto next; | |
463 } | |
464 } | |
3
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
465 } |
3e8648918913
Body filter buffers fixup, currently limited to one range only.
Maxim Dounin <mdounin@mdounin.ru>
parents:
2
diff
changeset
|
466 |
0
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
467 return ngx_http_next_body_filter(r, in); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
468 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
469 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
470 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
471 static void * |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
472 ngx_http_bytes_create_conf(ngx_conf_t *cf) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
473 { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
474 ngx_http_bytes_conf_t *conf; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
475 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
476 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_bytes_conf_t)); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
477 if (conf == NULL) { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
478 return NGX_CONF_ERROR; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
479 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
480 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
481 conf->enable = NGX_CONF_UNSET; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
482 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
483 return conf; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
484 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
485 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
486 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
487 static char * |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
488 ngx_http_bytes_merge_conf(ngx_conf_t *cf, void *parent, void *child) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
489 { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
490 ngx_http_bytes_conf_t *prev = parent; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
491 ngx_http_bytes_conf_t *conf = child; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
492 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
493 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
494 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
495 return NGX_CONF_OK; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
496 } |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
497 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
498 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
499 static ngx_int_t |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
500 ngx_http_bytes_init(ngx_conf_t *cf) |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
501 { |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
502 ngx_http_next_header_filter = ngx_http_top_header_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
503 ngx_http_top_header_filter = ngx_http_bytes_header_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
504 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
505 ngx_http_next_body_filter = ngx_http_top_body_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
506 ngx_http_top_body_filter = ngx_http_bytes_body_filter; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
507 |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
508 return NGX_OK; |
8aec31ab4d52
Bytes filter module skeleton, currently does nothing.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
509 } |