1 /*
2 __ __ _
3 ___\ \/ /_ __ __ _| |_
4 / _ \\ /| '_ \ / _` | __|
5 | __// \| |_) | (_| | |_
6 \___/_/\_\ .__/ \__,_|\__|
7 |_| XML parser
8
9 Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
10 Copyright (c) 2000 Clark Cooper <coopercc@users.sourceforge.net>
11 Copyright (c) 2002 Fred L. Drake, Jr. <fdrake@users.sourceforge.net>
12 Copyright (c) 2005-2006 Karl Waclawek <karl@waclawek.net>
13 Copyright (c) 2016-2019 Sebastian Pipping <sebastian@pipping.org>
14 Copyright (c) 2019 David Loffredo <loffredo@steptools.com>
15 Licensed under the MIT license:
16
17 Permission is hereby granted, free of charge, to any person obtaining
18 a copy of this software and associated documentation files (the
19 "Software"), to deal in the Software without restriction, including
20 without limitation the rights to use, copy, modify, merge, publish,
21 distribute, sublicense, and/or sell copies of the Software, and to permit
22 persons to whom the Software is furnished to do so, subject to the
23 following conditions:
24
25 The above copyright notice and this permission notice shall be included
26 in all copies or substantial portions of the Software.
27
28 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
30 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
31 NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
32 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
33 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
34 USE OR OTHER DEALINGS IN THE SOFTWARE.
35 */
36
37 #include "codepage.h"
38 #include "internal.h" /* for UNUSED_P only */
39
40 #if defined(_WIN32)
41 # define STRICT 1
42 # define WIN32_LEAN_AND_MEAN 1
43
44 # include <windows.h>
45 #endif /* defined(_WIN32) */
46
47 int
codepageMap(int cp,int * map)48 codepageMap(int cp, int *map) {
49 #if defined(_WIN32)
50 int i;
51 CPINFO info;
52 if (! GetCPInfo(cp, &info) || info.MaxCharSize > 2)
53 return 0;
54 for (i = 0; i < 256; i++)
55 map[i] = -1;
56 if (info.MaxCharSize > 1) {
57 for (i = 0; i < MAX_LEADBYTES; i += 2) {
58 int j, lim;
59 if (info.LeadByte[i] == 0 && info.LeadByte[i + 1] == 0)
60 break;
61 lim = info.LeadByte[i + 1];
62 for (j = info.LeadByte[i]; j <= lim; j++)
63 map[j] = -2;
64 }
65 }
66 for (i = 0; i < 256; i++) {
67 if (map[i] == -1) {
68 char c = (char)i;
69 unsigned short n;
70 if (MultiByteToWideChar(cp, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, &c, 1,
71 &n, 1)
72 == 1)
73 map[i] = n;
74 }
75 }
76 return 1;
77 #else
78 UNUSED_P(cp);
79 UNUSED_P(map);
80 return 0;
81 #endif
82 }
83
84 int
codepageConvert(int cp,const char * p)85 codepageConvert(int cp, const char *p) {
86 #if defined(_WIN32)
87 unsigned short c;
88 if (MultiByteToWideChar(cp, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, p, 2, &c,
89 1)
90 == 1)
91 return c;
92 return -1;
93 #else
94 UNUSED_P(cp);
95 UNUSED_P(p);
96 return -1;
97 #endif
98 }
99