4 / _ \\ /| '_ \ / _` | __|
5 | __// \| |_) | (_| | |_
6 \___/_/\_\ .__/ \__,_|\__|
9 Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
10 Copyright (c) 2000-2017 Expat development team
11 Licensed under the MIT license:
13 Permission is hereby granted, free of charge, to any person obtaining
14 a copy of this software and associated documentation files (the
15 "Software"), to deal in the Software without restriction, including
16 without limitation the rights to use, copy, modify, merge, publish,
17 distribute, sublicense, and/or sell copies of the Software, and to permit
18 persons to whom the Software is furnished to do so, subject to the
21 The above copyright notice and this permission notice shall be included
22 in all copies or substantial portions of the Software.
24 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
27 NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
28 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
29 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
30 USE OR OTHER DEALINGS IN THE SOFTWARE.
33 #define CHARSET_MAX 41
36 getTok(const char **pp)
38 enum { inAtom, inString, init, inComment };
40 const char *tokStart = 0;
55 if (state != inString)
61 else if (state != inString)
102 /* key must be lowercase ASCII */
105 matchkey(const char *start, const char *end, const char *key)
109 for (; start != end; start++, key++)
110 if (*start != *key && *start != 'A' + (*key - 'a'))
116 getXMLCharset(const char *buf, char *charset)
118 const char *next, *p;
123 if (matchkey(p, next, "text"))
124 strcpy(charset, "us-ascii");
125 else if (!matchkey(p, next, "application"))
131 if (matchkey(p, next, "xml"))
137 if (matchkey(p, next, "charset")) {
139 if (p && *p == '=') {
144 while (++p != next - 1) {
147 if (s == charset + CHARSET_MAX - 1) {
156 if (next - p > CHARSET_MAX - 1)
173 main(int argc, char **argv)
175 char buf[CHARSET_MAX];
176 getXMLCharset(argv[1], buf);
177 printf("charset = \"%s\"\n", buf);