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 "initconf.h"
34
35 InitConfig *initconfig_load(const char *file) {
36 CxMempool *mp = cxBasicMempoolCreate(512);
37 if(!mp) {
38 return NULL;
39 }
40
41 // setup parser
42 ConfigParser2 parser;
43 memset(&parser, 0, sizeof(ConfigParser2));
44 parser.mp = mp;
45 parser.filename = file;
46 parser.validateDirective = initconfig_validate_directive;
47 parser.allow_hierarchy = 0;
48
49 ConfigNode *init_config = serverconfig_load_file(&parser, file);
50 if(!init_config) {
51 cxMempoolDestroy(mp);
52 return NULL;
53 }
54
55 InitConfig *conf = cxMalloc(mp->allocator, sizeof(InitConfig));
56 if(!conf) {
57 cxMempoolDestroy(mp);
58 return NULL;
59 }
60
61 conf->mp = mp;
62 conf->root = init_config;
63
64 return conf;
65 }
66
67 int initconfig_validate_directive(ConfigParser2 *parser, ConfigNode *node) {
68 // check directive type
69 // currently only Init is supported
70 const char *types[] = { "Init" };
71 size_t typeindex;
72 if(serverconfig_validate_directive_name(node, types, 1, &typeindex)) {
73 return 1;
74 }
75
76 // init directives must have parameter names
77 ConfigParam *param_err;
78 if(serverconfig_check_param_names(node, ¶m_err)) {
79 return 1;
80 }
81
82 // check if the fn parameter exists
83 cxstring fn = serverconfig_directive_get_arg(node, cx_str("fn"));
84 if(fn.length == 0) {
85 return 1;
86 }
87
88 return 0;
89 }
90
91 void initconfig_free(InitConfig *conf) {
92 cxMempoolDestroy(conf->mp);
93 }
94