| | 1 | /* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd |
| | 2 | See the file COPYING for copying permission. |
| | 3 | */ |
| | 4 | |
| | 5 | #include "codepage.h" |
| | 6 | |
| | 7 | #if (defined(WIN32) || (defined(__WATCOMC__) && defined(__NT__))) |
| | 8 | #define STRICT 1 |
| | 9 | #define WIN32_LEAN_AND_MEAN 1 |
| | 10 | |
| | 11 | #include <windows.h> |
| | 12 | |
| | 13 | int |
| | 14 | codepageMap(int cp, int *map) |
| | 15 | { |
| | 16 | int i; |
| | 17 | CPINFO info; |
| | 18 | if (!GetCPInfo(cp, &info) || info.MaxCharSize > 2) |
| | 19 | return 0; |
| | 20 | for (i = 0; i < 256; i++) |
| | 21 | map[i] = -1; |
| | 22 | if (info.MaxCharSize > 1) { |
| | 23 | for (i = 0; i < MAX_LEADBYTES; i+=2) { |
| | 24 | int j, lim; |
| | 25 | if (info.LeadByte[i] == 0 && info.LeadByte[i + 1] == 0) |
| | 26 | break; |
| | 27 | lim = info.LeadByte[i + 1]; |
| | 28 | for (j = info.LeadByte[i]; j <= lim; j++) |
| | 29 | map[j] = -2; |
| | 30 | } |
| | 31 | } |
| | 32 | for (i = 0; i < 256; i++) { |
| | 33 | if (map[i] == -1) { |
| | 34 | char c = (char)i; |
| | 35 | unsigned short n; |
| | 36 | if (MultiByteToWideChar(cp, MB_PRECOMPOSED|MB_ERR_INVALID_CHARS, |
| | 37 | &c, 1, &n, 1) == 1) |
| | 38 | map[i] = n; |
| | 39 | } |
| | 40 | } |
| | 41 | return 1; |
| | 42 | } |
| | 43 | |
| | 44 | int |
| | 45 | codepageConvert(int cp, const char *p) |
| | 46 | { |
| | 47 | unsigned short c; |
| | 48 | if (MultiByteToWideChar(cp, MB_PRECOMPOSED|MB_ERR_INVALID_CHARS, |
| | 49 | p, 2, &c, 1) == 1) |
| | 50 | return c; |
| | 51 | return -1; |
| | 52 | } |
| | 53 | |
| | 54 | #else /* not WIN32 */ |
| | 55 | |
| | 56 | int |
| | 57 | codepageMap(int cp, int *map) |
| | 58 | { |
| | 59 | return 0; |
| | 60 | } |
| | 61 | |
| | 62 | int |
| | 63 | codepageConvert(int cp, const char *p) |
| | 64 | { |
| | 65 | return -1; |
| | 66 | } |
| | 67 | |
| | 68 | #endif /* not WIN32 */ |
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