1 /*
2 * Copyright (C) 2005 iptelorg GmbH
3 *
4 * This file is part of ser, a free SIP server.
5 *
6 * ser is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version
10 *
11 * For a license to use the ser software under conditions
12 * other than those described here, or to purchase support for this
13 * software, please contact iptel.org by e-mail at the following addresses:
14 * info@iptel.org
15 *
16 * ser is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25
26 #include <stdio.h>
27 #include <string.h>
28 #include <time.h>
29
30 #include <libxml/parser.h>
31 #include <libxml/tree.h>
32 #include <cds/logger.h>
33 #include <xcap/xml_utils.h>
34
35 int xml_parser_flags = XML_PARSE_NOERROR | XML_PARSE_NOWARNING;
36
str2int(const char * s,int * dst)37 static int str2int(const char *s, int *dst)
38 {
39 /* if not null sets the given integer to value */
40 if (!s) {
41 *dst = 0;
42 return -1;
43 }
44 else *dst = atoi(s);
45 return 0;
46 }
47
get_int_attr(xmlNode * n,const char * attr_name,int * dst)48 int get_int_attr(xmlNode *n, const char *attr_name, int *dst)
49 {
50 const char *s = get_attr_value(find_attr(n->properties, attr_name));
51 if (!s) return 1;
52 return str2int(s, dst);
53 }
54
get_str_attr(xmlNode * n,const char * attr_name,str_t * dst)55 int get_str_attr(xmlNode *n, const char *attr_name, str_t *dst)
56 {
57 const char *s = get_attr_value(find_attr(n->properties, attr_name));
58 if (!s) {
59 str_clear(dst);
60 return 1;
61 }
62 else return str_dup_zt(dst, s);
63 }
64
xmlstrcmp(const xmlChar * xmls,const char * name)65 int xmlstrcmp(const xmlChar *xmls, const char *name)
66 {
67 if (!xmls) return -1;
68 if (!name) return 1;
69 return strcmp((const char*)xmls, name);
70 }
71
72 /* xmlNode *find_node(xmlNode *parent, const char *name) */
find_node(xmlNode * parent,const char * name,const char * nspace)73 xmlNode *find_node(xmlNode *parent, const char *name, const char *nspace)
74 {
75 if (!parent) return NULL;
76 xmlNode *n = parent->children;
77 while (n) {
78 if (cmp_node(n, name, nspace) >= 0) break;
79 n = n->next;
80 }
81 return n;
82 }
83
find_value(xmlNode * first_child)84 const char *find_value(xmlNode *first_child)
85 {
86 const char *s = NULL;
87
88 xmlNode *c = first_child;
89 while (c) {
90 if (c->type == XML_TEXT_NODE) {
91 if (c->content) s = (const char *)c->content;
92 break;
93 }
94 c = c->next;
95 }
96
97 return s;
98 }
99
get_node_value(xmlNode * n)100 const char *get_node_value(xmlNode *n)
101 {
102 if (!n) return NULL;
103 return find_value(n->children);
104 }
105
find_attr(xmlAttr * first,const char * name)106 xmlAttr *find_attr(xmlAttr *first, const char *name)
107 {
108 xmlAttr *a = first;
109 while (a) {
110 if (xmlstrcmp(a->name, name) == 0) break;
111 a = a->next;
112 }
113 return a;
114 }
115
get_attr_value(xmlAttr * a)116 const char *get_attr_value(xmlAttr *a)
117 {
118 if (!a) return NULL;
119 return find_value(a->children);
120 }
121
cmp_node(xmlNode * node,const char * name,const char * nspace)122 int cmp_node(xmlNode *node, const char *name, const char *nspace)
123 {
124 if (!node) return -1;
125 if (node->type != XML_ELEMENT_NODE) return -1;
126
127 if (xmlstrcmp(node->name, name) != 0) return -1;
128 if (!nspace) return 0;
129 if (!node->ns) {
130 /* DEBUG_LOG("nemam NS!!!!!!!\n"); */
131 return 1;
132 }
133 if (xmlstrcmp(node->ns->href, nspace) == 0) return 0;
134 return -1;
135 }
136
xmltime2time(const char * xt)137 time_t xmltime2time(const char *xt)
138 {
139 /* TODO: translate XML time in input parametr to time_t structure */
140 ERROR_LOG("can't translate xmltime to time_t: not finished yet!\n");
141 return 0;
142 }
143
144