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/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd |
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See the file COPYING for copying permission. |
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*/ |
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|
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#include "codepage.h" |
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#include "internal.h" /* for UNUSED_P only */ |
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|
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#if (defined(WIN32) || (defined(__WATCOMC__) && defined(__NT__))) |
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#define STRICT 1 |
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#define WIN32_LEAN_AND_MEAN 1 |
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|
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#include <windows.h> |
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|
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int |
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codepageMap(int cp, int *map) |
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{ |
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int i; |
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CPINFO info; |
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if (!GetCPInfo(cp, &info) || info.MaxCharSize > 2) |
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return 0; |
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for (i = 0; i < 256; i++) |
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map[i] = -1; |
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if (info.MaxCharSize > 1) { |
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for (i = 0; i < MAX_LEADBYTES; i+=2) { |
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int j, lim; |
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if (info.LeadByte[i] == 0 && info.LeadByte[i + 1] == 0) |
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break; |
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lim = info.LeadByte[i + 1]; |
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for (j = info.LeadByte[i]; j <= lim; j++) |
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map[j] = -2; |
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} |
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} |
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for (i = 0; i < 256; i++) { |
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if (map[i] == -1) { |
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char c = (char)i; |
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unsigned short n; |
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if (MultiByteToWideChar(cp, MB_PRECOMPOSED|MB_ERR_INVALID_CHARS, |
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&c, 1, &n, 1) == 1) |
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map[i] = n; |
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} |
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} |
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return 1; |
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} |
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|
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int |
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codepageConvert(int cp, const char *p) |
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{ |
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unsigned short c; |
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if (MultiByteToWideChar(cp, MB_PRECOMPOSED|MB_ERR_INVALID_CHARS, |
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p, 2, &c, 1) == 1) |
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return c; |
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return -1; |
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} |
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|
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#else /* not WIN32 */ |
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|
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int |
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codepageMap(int UNUSED_P(cp), int *UNUSED_P(map)) |
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{ |
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return 0; |
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} |
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|
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int |
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codepageConvert(int UNUSED_P(cp), const char *UNUSED_P(p)) |
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{ |
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return -1; |
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} |
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|
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#endif /* not WIN32 */ |
