/src/httpd/server/error_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 error_bucket_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 error_bucket_destroy(void *data) |
33 | 0 | { |
34 | 0 | ap_bucket_error *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_error_make(apr_bucket *b, int error, |
42 | | const char *buf, apr_pool_t *p) |
43 | 0 | { |
44 | 0 | ap_bucket_error *h; |
45 | |
|
46 | 0 | h = apr_bucket_alloc(sizeof(*h), b->list); |
47 | 0 | h->status = error; |
48 | 0 | h->data = apr_pstrdup(p, buf); |
49 | |
|
50 | 0 | b = apr_bucket_shared_make(b, h, 0, 0); |
51 | 0 | b->type = &ap_bucket_type_error; |
52 | 0 | return b; |
53 | 0 | } |
54 | | |
55 | | AP_DECLARE(apr_bucket *) ap_bucket_error_create(int error, const char *buf, |
56 | | apr_pool_t *p, |
57 | | apr_bucket_alloc_t *list) |
58 | 0 | { |
59 | 0 | apr_bucket *b = apr_bucket_alloc(sizeof(*b), list); |
60 | |
|
61 | 0 | APR_BUCKET_INIT(b); |
62 | 0 | b->free = apr_bucket_free; |
63 | 0 | b->list = list; |
64 | 0 | if (!ap_is_HTTP_VALID_RESPONSE(error)) { |
65 | 0 | error = HTTP_INTERNAL_SERVER_ERROR; |
66 | 0 | } |
67 | 0 | return ap_bucket_error_make(b, error, buf, p); |
68 | 0 | } |
69 | | |
70 | | AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_error = { |
71 | | "ERROR", 5, APR_BUCKET_METADATA, |
72 | | error_bucket_destroy, |
73 | | error_bucket_read, |
74 | | apr_bucket_setaside_notimpl, |
75 | | apr_bucket_split_notimpl, |
76 | | apr_bucket_shared_copy |
77 | | }; |