/src/httpd/server/headers_bucket.c
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1 | | /* Licensed to the Apache Software Foundation (ASF) under one or more |
2 | | * contributor license agreements. See the NOTICE file distributed with |
3 | | * this work for additional information regarding copyright ownership. |
4 | | * The ASF licenses this file to You under the Apache License, Version 2.0 |
5 | | * (the "License"); you may not use this file except in compliance with |
6 | | * the License. You may obtain a copy of the License at |
7 | | * |
8 | | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | | * |
10 | | * Unless required by applicable law or agreed to in writing, software |
11 | | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | | * See the License for the specific language governing permissions and |
14 | | * limitations under the License. |
15 | | */ |
16 | | |
17 | | #include "http_protocol.h" |
18 | | #include "apr_buckets.h" |
19 | | #include "apr_strings.h" |
20 | | #if APR_HAVE_STRINGS_H |
21 | | #include <strings.h> |
22 | | #endif |
23 | | |
24 | | static apr_status_t dummy_read(apr_bucket *b, const char **str, |
25 | | apr_size_t *len, apr_read_type_e block) |
26 | 0 | { |
27 | 0 | *str = NULL; |
28 | 0 | *len = 0; |
29 | 0 | return APR_SUCCESS; |
30 | 0 | } |
31 | | |
32 | | static void request_bucket_destroy(void *data) |
33 | 0 | { |
34 | 0 | ap_bucket_request *h = data; |
35 | |
|
36 | 0 | if (apr_bucket_shared_destroy(h)) { |
37 | 0 | apr_bucket_free(h); |
38 | 0 | } |
39 | 0 | } |
40 | | |
41 | | AP_DECLARE(apr_bucket *) ap_bucket_request_make( |
42 | | apr_bucket *b, |
43 | | const char *method, |
44 | | const char *uri, |
45 | | const char *protocol, |
46 | | apr_table_t *headers, |
47 | | apr_pool_t *p) |
48 | 0 | { |
49 | 0 | return ap_bucket_request_maken(b, apr_pstrdup(p, method), |
50 | 0 | apr_pstrdup(p, uri), protocol, |
51 | 0 | headers? apr_table_clone(p, headers) : NULL, |
52 | 0 | p); |
53 | 0 | } |
54 | | |
55 | | AP_DECLARE(apr_bucket *) ap_bucket_request_maken( |
56 | | apr_bucket *b, |
57 | | const char *method, |
58 | | const char *uri, |
59 | | const char *protocol, |
60 | | apr_table_t *headers, |
61 | | apr_pool_t *p) |
62 | 0 | { |
63 | 0 | ap_bucket_request *h; |
64 | |
|
65 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
66 | 0 | h->pool = p; |
67 | 0 | h->method = method; |
68 | 0 | h->uri = uri; |
69 | 0 | h->protocol = protocol; |
70 | 0 | h->headers = headers; |
71 | |
|
72 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
73 | 0 | b->type = &ap_bucket_type_request; |
74 | 0 | return b; |
75 | 0 | } |
76 | | |
77 | | AP_DECLARE(apr_bucket *) ap_bucket_request_create( |
78 | | const char *method, |
79 | | const char *uri, |
80 | | const char *protocol, |
81 | | apr_table_t *headers, |
82 | | apr_pool_t *p, |
83 | | apr_bucket_alloc_t *list) |
84 | 0 | { |
85 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
86 | |
|
87 | 0 | APR_BUCKET_INIT(b); |
88 | 0 | b->free = apr_bucket_free; |
89 | 0 | b->list = list; |
90 | 0 | return ap_bucket_request_make(b, method, uri, protocol, headers, p); |
91 | 0 | } |
92 | | |
93 | | AP_DECLARE(apr_bucket *) ap_bucket_request_createn( |
94 | | const char *method, |
95 | | const char *uri, |
96 | | const char *protocol, |
97 | | apr_table_t *headers, |
98 | | apr_pool_t *p, |
99 | | apr_bucket_alloc_t *list) |
100 | 0 | { |
101 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
102 | |
|
103 | 0 | APR_BUCKET_INIT(b); |
104 | 0 | b->free = apr_bucket_free; |
105 | 0 | b->list = list; |
106 | 0 | return ap_bucket_request_maken(b, method, uri, protocol, headers, p); |
107 | 0 | } |
108 | | |
109 | | AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_request = { |
110 | | "REQUEST", 5, APR_BUCKET_METADATA, |
111 | | request_bucket_destroy, |
112 | | dummy_read, |
113 | | apr_bucket_setaside_notimpl, |
114 | | apr_bucket_split_notimpl, |
115 | | apr_bucket_shared_copy |
116 | | }; |
117 | | |
118 | | AP_DECLARE(apr_bucket *) ap_bucket_request_clone( |
119 | | apr_bucket *source, |
120 | | apr_pool_t *p, |
121 | | apr_bucket_alloc_t *list) |
122 | 0 | { |
123 | 0 | ap_bucket_request *sreq = source->data; |
124 | |
|
125 | 0 | AP_DEBUG_ASSERT(AP_BUCKET_IS_REQUEST(source)); |
126 | 0 | return ap_bucket_request_create(sreq->method, sreq->uri, |
127 | 0 | sreq->protocol, sreq->headers, p, list); |
128 | 0 | } |
129 | | |
130 | | static void response_bucket_destroy(void *data) |
131 | 0 | { |
132 | 0 | ap_bucket_response *h = data; |
133 | |
|
134 | 0 | if (apr_bucket_shared_destroy(h)) { |
135 | 0 | apr_bucket_free(h); |
136 | 0 | } |
137 | 0 | } |
138 | | |
139 | | AP_DECLARE(apr_bucket *) ap_bucket_response_make(apr_bucket *b, int status, |
140 | | const char *reason, |
141 | | apr_table_t *headers, |
142 | | apr_table_t *notes, |
143 | | apr_pool_t *p) |
144 | 0 | { |
145 | 0 | ap_bucket_response *h; |
146 | |
|
147 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
148 | 0 | h->pool = p; |
149 | 0 | h->status = status; |
150 | 0 | h->reason = reason? apr_pstrdup(p, reason) : NULL; |
151 | 0 | h->headers = headers? apr_table_copy(p, headers) : apr_table_make(p, 5); |
152 | 0 | h->notes = notes? apr_table_copy(p, notes) : apr_table_make(p, 5); |
153 | |
|
154 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
155 | 0 | b->type = &ap_bucket_type_response; |
156 | 0 | return b; |
157 | 0 | } |
158 | | |
159 | | AP_DECLARE(apr_bucket *) ap_bucket_response_create(int status, const char *reason, |
160 | | apr_table_t *headers, |
161 | | apr_table_t *notes, |
162 | | apr_pool_t *p, |
163 | | apr_bucket_alloc_t *list) |
164 | 0 | { |
165 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
166 | |
|
167 | 0 | APR_BUCKET_INIT(b); |
168 | 0 | b->free = apr_bucket_free; |
169 | 0 | b->list = list; |
170 | 0 | return ap_bucket_response_make(b, status, reason, headers, notes, p); |
171 | 0 | } |
172 | | |
173 | | AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_response = { |
174 | | "RESPONSE", 5, APR_BUCKET_METADATA, |
175 | | response_bucket_destroy, |
176 | | dummy_read, |
177 | | apr_bucket_setaside_notimpl, |
178 | | apr_bucket_split_notimpl, |
179 | | apr_bucket_shared_copy |
180 | | }; |
181 | | |
182 | | AP_DECLARE(apr_bucket *) ap_bucket_response_clone(apr_bucket *source, |
183 | | apr_pool_t *p, |
184 | | apr_bucket_alloc_t *list) |
185 | 0 | { |
186 | 0 | ap_bucket_response *sresp = source->data; |
187 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
188 | 0 | ap_bucket_response *h; |
189 | |
|
190 | 0 | AP_DEBUG_ASSERT(AP_BUCKET_IS_RESPONSE(source)); |
191 | 0 | APR_BUCKET_INIT(b); |
192 | 0 | b->free = apr_bucket_free; |
193 | 0 | b->list = list; |
194 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
195 | 0 | h->status = sresp->status; |
196 | 0 | h->reason = sresp->reason? apr_pstrdup(p, sresp->reason) : NULL; |
197 | 0 | h->headers = apr_table_clone(p, sresp->headers); |
198 | 0 | h->notes = apr_table_clone(p, sresp->notes); |
199 | |
|
200 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
201 | 0 | b->type = &ap_bucket_type_response; |
202 | 0 | return b; |
203 | 0 | } |
204 | | |
205 | | static void headers_bucket_destroy(void *data) |
206 | 0 | { |
207 | 0 | ap_bucket_headers *h = data; |
208 | |
|
209 | 0 | if (apr_bucket_shared_destroy(h)) { |
210 | 0 | apr_bucket_free(h); |
211 | 0 | } |
212 | 0 | } |
213 | | |
214 | | AP_DECLARE(apr_bucket *) ap_bucket_headers_make(apr_bucket *b, |
215 | | apr_table_t *headers, |
216 | | apr_pool_t *p) |
217 | 0 | { |
218 | 0 | ap_bucket_headers *h; |
219 | |
|
220 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
221 | 0 | h->pool = p; |
222 | 0 | h->headers = headers? apr_table_copy(p, headers) : apr_table_make(p, 5); |
223 | |
|
224 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
225 | 0 | b->type = &ap_bucket_type_headers; |
226 | 0 | return b; |
227 | 0 | } |
228 | | |
229 | | AP_DECLARE(apr_bucket *) ap_bucket_headers_create(apr_table_t *headers, |
230 | | apr_pool_t *p, |
231 | | apr_bucket_alloc_t *list) |
232 | 0 | { |
233 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
234 | |
|
235 | 0 | APR_BUCKET_INIT(b); |
236 | 0 | b->free = apr_bucket_free; |
237 | 0 | b->list = list; |
238 | 0 | return ap_bucket_headers_make(b, headers, p); |
239 | 0 | } |
240 | | |
241 | | AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_headers = { |
242 | | "HEADERS", 5, APR_BUCKET_METADATA, |
243 | | headers_bucket_destroy, |
244 | | dummy_read, |
245 | | apr_bucket_setaside_notimpl, |
246 | | apr_bucket_split_notimpl, |
247 | | apr_bucket_shared_copy |
248 | | }; |
249 | | |
250 | | AP_DECLARE(apr_bucket *) ap_bucket_headers_clone(apr_bucket *source, |
251 | | apr_pool_t *p, |
252 | | apr_bucket_alloc_t *list) |
253 | 0 | { |
254 | 0 | ap_bucket_headers *shdrs = source->data; |
255 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
256 | 0 | ap_bucket_headers *h; |
257 | |
|
258 | 0 | AP_DEBUG_ASSERT(AP_BUCKET_IS_HEADERS(source)); |
259 | 0 | APR_BUCKET_INIT(b); |
260 | 0 | b->free = apr_bucket_free; |
261 | 0 | b->list = list; |
262 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
263 | 0 | h->headers = apr_table_clone(p, shdrs->headers); |
264 | |
|
265 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
266 | 0 | b->type = &ap_bucket_type_headers; |
267 | 0 | return b; |
268 | 0 | } |
269 | | |