xref: /unit/src/nxt_http_response.c (revision 543:85c9c538983c)
1 
2 /*
3  * Copyright (C) Igor Sysoev
4  * Copyright (C) NGINX, Inc.
5  */
6 
7 #include <nxt_router.h>
8 #include <nxt_http.h>
9 
10 
11 static nxt_int_t nxt_http_response_status(void *ctx, nxt_http_field_t *field,
12     uintptr_t data);
13 static nxt_int_t nxt_http_response_skip(void *ctx, nxt_http_field_t *field,
14     uintptr_t data);
15 static nxt_int_t nxt_http_response_field(void *ctx, nxt_http_field_t *field,
16     uintptr_t offset);
17 
18 
19 nxt_lvlhsh_t  nxt_response_fields_hash;
20 
21 static nxt_http_field_proc_t   nxt_response_fields[] = {
22     { nxt_string("Status"),         &nxt_http_response_status, 0 },
23     { nxt_string("Server"),         &nxt_http_response_skip, 0 },
24     { nxt_string("Date"),           &nxt_http_response_field,
25         offsetof(nxt_http_request_t, resp.date) },
26     { nxt_string("Connection"),     &nxt_http_response_skip, 0 },
27     { nxt_string("Content-Type"),   &nxt_http_response_field,
28         offsetof(nxt_http_request_t, resp.content_type) },
29     { nxt_string("Content-Length"), &nxt_http_response_field,
30         offsetof(nxt_http_request_t, resp.content_length) },
31 };
32 
33 
34 nxt_int_t
35 nxt_http_response_hash_init(nxt_task_t *task, nxt_runtime_t *rt)
36 {
37     return nxt_http_fields_hash(&nxt_response_fields_hash, rt->mem_pool,
38                     nxt_response_fields, nxt_nitems(nxt_response_fields));
39 }
40 
41 
42 nxt_int_t
43 nxt_http_response_status(void *ctx, nxt_http_field_t *field,
44     uintptr_t data)
45 {
46     nxt_int_t           status;
47     nxt_http_request_t  *r;
48 
49     r = ctx;
50 
51     field->skip = 1;
52 
53     if (field->value_length >= 3) {
54         status = nxt_int_parse(field->value, 3);
55 
56         if (status >= 100 && status <= 999) {
57             r->status = status;
58             return NXT_OK;
59         }
60     }
61 
62     return NXT_ERROR;
63 }
64 
65 
66 nxt_int_t
67 nxt_http_response_skip(void *ctx, nxt_http_field_t *field, uintptr_t data)
68 {
69     field->skip = 1;
70 
71     return NXT_OK;
72 }
73 
74 
75 nxt_int_t
76 nxt_http_response_field(void *ctx, nxt_http_field_t *field, uintptr_t offset)
77 {
78     nxt_http_request_t  *r;
79 
80     r = ctx;
81 
82     nxt_value_at(nxt_http_field_t *, r, offset) = field;
83 
84     return NXT_OK;
85 }
86