Mercurial > hg > nginx
annotate src/http/ngx_http_request_body.c @ 253:b6793bc5034b
nginx-0.0.2-2004-02-09-10:46:43 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 09 Feb 2004 07:46:43 +0000 |
parents | aff0e5d32af8 |
children | 87e73f067470 |
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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_event.h> |
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5 #include <ngx_http.h> |
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8 static void ngx_http_read_client_request_body_handler(ngx_event_t *rev); |
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11 int ngx_http_read_client_request_body(ngx_http_request_t *r, |
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12 int request_buffer_size) |
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13 { |
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14 ssize_t size; |
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15 ngx_hunk_t *h; |
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16 ngx_chain_t *cl; |
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18 size = r->header_in->last - r->header_in->pos; |
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20 if (size) { |
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21 ngx_test_null(h, ngx_calloc_hunk(r->pool), NGX_ERROR); |
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22 |
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23 h->type = NGX_HUNK_IN_MEMORY|NGX_HUNK_TEMP; |
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24 h->start = h->pos = r->header_in->pos; |
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25 h->end = h->last = r->header_in->last; |
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27 ngx_alloc_link_and_set_hunk(r->request_hunks, h, r->pool, NGX_ERROR); |
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28 |
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29 if (size >= r->headers_in.content_length_n) { |
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30 r->header_in->pos += r->headers_in.content_length_n; |
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31 |
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32 return NGX_OK; |
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33 } |
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34 |
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35 r->header_in->pos = r->header_in->last; |
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36 } |
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37 |
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38 r->request_body_len = r->headers_in.content_length_n - size; |
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39 |
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40 if (r->request_body_len < request_buffer_size + (request_buffer_size >> 2)) |
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41 { |
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42 size = r->request_body_len; |
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43 |
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44 } else { |
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45 size = request_buffer_size; |
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46 } |
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47 |
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48 ngx_test_null(r->request_body_hunk, ngx_create_temp_hunk(r->pool, size), |
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49 NGX_ERROR); |
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50 |
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51 r->connection->read->event_handler = |
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52 ngx_http_read_client_request_body_handler; |
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53 |
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54 ngx_http_read_client_request_body_handler(r->connection->read); |
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55 |
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56 ngx_alloc_link_and_set_hunk(cl, r->request_body_hunk, r->pool, |
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57 NGX_ERROR); |
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58 |
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59 if (r->request_hunks) { |
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60 r->request_hunks->next = cl; |
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61 |
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62 } else { |
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63 r->request_hunks = cl; |
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64 } |
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65 |
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66 if (r->request_body_len) { |
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67 return NGX_AGAIN; |
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68 } |
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69 |
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70 return NGX_OK; |
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71 } |
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72 |
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73 |
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74 static void ngx_http_read_client_request_body_handler(ngx_event_t *rev) |
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75 { |
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76 ssize_t n, size; |
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77 ngx_hunk_t *h; |
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78 ngx_connection_t *c; |
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79 ngx_http_request_t *r; |
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80 ngx_http_core_loc_conf_t *clcf; |
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81 |
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82 c = rev->data; |
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83 r = c->data; |
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84 |
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85 if (r->request_body_hunk->end - r->request_body_hunk->last == 0) { |
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86 n = ngx_write_chain_to_temp_file(r->temp_file, |
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87 r->request_hunks->next ? r->request_hunks->next: |
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88 r->request_hunks); |
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89 /* TODO: n == 0 or not complete and level event */ |
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90 |
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91 if (n == NGX_ERROR) { |
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92 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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93 return; |
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94 } |
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95 |
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96 r->temp_file->offset += n; |
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97 |
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98 r->request_body_hunk->pos = r->request_body_hunk->start; |
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99 r->request_body_hunk->last = r->request_body_hunk->start; |
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100 } |
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101 |
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parents:
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102 size = r->request_body_hunk->end - r->request_body_hunk->last; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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103 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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diff
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104 if (size > r->request_body_len) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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105 size = r->request_body_len; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
83
diff
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106 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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107 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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diff
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108 n = ngx_recv(c, r->request_body_hunk->last, size); |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
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109 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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110 if (n == NGX_AGAIN) { |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
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parents:
160
diff
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111 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
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112 ngx_add_timer(rev, clcf->client_body_timeout); |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
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113 |
164
84036764e215
nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
162
diff
changeset
|
114 if (ngx_handle_read_event(rev, 0) == NGX_ERROR) { |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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115 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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118 return; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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119 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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120 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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121 if (n == 0) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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diff
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122 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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123 "client closed prematurely connection"); |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
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124 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
125 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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126 if (n == 0 || n == NGX_ERROR) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
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parents:
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127 ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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128 return; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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|
129 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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131 r->request_body_hunk->last += n; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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132 r->request_body_len -= n; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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|
134 if (r->request_body_len) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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|
135 return; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
138 if (r->temp_file->file.fd != NGX_INVALID_FILE) { |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
139 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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|
140 /* save the last part */ |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
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|
141 n = ngx_write_chain_to_temp_file(r->temp_file, |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
142 r->request_hunks->next ? r->request_hunks->next: |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
143 r->request_hunks); |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
144 /* TODO: n == 0 or not complete and level event */ |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 |
162
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
146 if (n == NGX_ERROR) { |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
147 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
148 return; |
96993d4d5067
nginx-0.0.1-2003-10-28-00:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
160
diff
changeset
|
149 } |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
150 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
151 h = ngx_calloc_hunk(r->pool); |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
152 if (h == NULL) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
153 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
154 return; |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
155 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
157 h->type = NGX_HUNK_FILE; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
158 h->file_pos = 0; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
159 h->file_last = r->temp_file->file.offset; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
160 h->file = &r->temp_file->file; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
161 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
162 if (r->request_hunks->next) { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
163 r->request_hunks->next->hunk = h; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
164 |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
165 } else { |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
166 r->request_hunks->hunk = h; |
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
167 } |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 } |
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 |
160
e7e094d34162
nginx-0.0.1-2003-10-27-11:53:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
83
diff
changeset
|
170 r->request_body_handler(r->data); |
82
fccdb921e8b8
nginx-0.0.1-2003-04-25-18:43:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 } |