1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2013 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32
33 #include <cx/mempool.h>
34 #include "mimeconf.h"
35 #include "logging.h"
36
37 #define MIMECONFIG_MAX_TOKENS 4096
38
39 MimeConfig *load_mime_config(const char *file) {
40 FILE *in = fopen(file, "r");
41 if(in == NULL) {
42 ws_cfg_log(LOG_FAILURE, "Cannot load mime config file %s: %s", file, strerror(errno));
43 return NULL;
44 }
45
46 MimeConfig *conf = malloc(sizeof(MimeConfig));
47 conf->parser.parse = mimeconf_parse;
48 conf->directives_begin = NULL;
49 conf->directives_end = NULL;
50 conf->ntypes = 0;
51 int r = cfg_parse_basic_file((ConfigParser*)conf, in);
52 if(r != 0) {
53 ws_cfg_log(LOG_FAILURE, "Cannot parse mime config file %s", file);
54 fclose(in);
55 free(conf);
56 // TODO: free
57 return NULL;
58 }
59
60 fclose(in);
61
62 return conf;
63 }
64
65 void free_mime_config(MimeConfig *conf) {
66 cxMempoolDestroy(conf->parser.mp->data); // TODO: is there a better way to access the mempool?
67 free(conf);
68 }
69
70 int mimeconf_parse(void *p, ConfigLine *begin, ConfigLine *end, cxmutstr line) {
71 MimeConfig *conf = p;
72 CxAllocator *mp = conf->parser.mp;
73
74 // parse mime directive
75 MimeDirective *dir = OBJ_NEW_N(mp, MimeDirective);
76
77 ConfigParam *params = cfg_param_list(line, mp);
78 for(ConfigParam *param=params;param;param=param->next) {
79 if(!cx_strcmp(cx_strcast(param->name), cx_str("type"))) {
80 dir->type = param->value;
81 } else if(!cx_strcmp(cx_strcast(param->name), cx_str("exts"))) {
82 // comma-separated file extensions
83 dir->nextensions = cx_strsplit_a(mp, cx_strcast(param->value), cx_strn(",", 1), MIMECONFIG_MAX_TOKENS, &dir->extensions);
84 }
85 }
86
87 CFG_MIME_ADD(&conf->directives_begin, &conf->directives_end, dir);
88
89 conf->ntypes++;
90
91 return 0;
92 }
93