d082ac49 |
1 | /* $Id: macucs.c,v 1.1 2002/11/19 02:13:46 ben Exp $ */ |
2 | |
3 | #include <stdio.h> |
4 | #include <stdlib.h> |
5 | #include <ctype.h> |
6 | |
7 | #include <time.h> |
8 | #include "putty.h" |
9 | #include "terminal.h" |
10 | #include "misc.h" |
11 | |
12 | /* |
13 | * Mac Unicode-handling routines. |
14 | * |
15 | * FIXME: currently trivial stub versions assuming all codepages |
16 | * are ISO8859-1. |
17 | * |
18 | * What we _should_ do is to use the Text Encoding Conversion Manager |
19 | * when it's available, and have our own routines for converting to |
20 | * standard Mac OS scripts when it's not. Support for ATSUI might be |
21 | * nice, too. |
22 | */ |
23 | |
24 | int is_dbcs_leadbyte(int codepage, char byte) |
25 | { |
26 | return 0; /* we don't do DBCS */ |
27 | } |
28 | |
29 | int mb_to_wc(int codepage, int flags, char *mbstr, int mblen, |
30 | wchar_t *wcstr, int wclen) |
31 | { |
32 | int ret = 0; |
33 | while (mblen > 0 && wclen > 0) { |
34 | *wcstr++ = (unsigned char) *mbstr++; |
35 | mblen--, wclen--, ret++; |
36 | } |
37 | return ret; /* FIXME: check error codes! */ |
38 | } |
39 | |
40 | int wc_to_mb(int codepage, int flags, wchar_t *wcstr, int wclen, |
41 | char *mbstr, int mblen, char *defchr, int *defused) |
42 | { |
43 | int ret = 0; |
44 | if (defused) |
45 | *defused = 0; |
46 | while (mblen > 0 && wclen > 0) { |
47 | if (*wcstr >= 0x100) { |
48 | if (defchr) |
49 | *mbstr++ = *defchr; |
50 | else |
51 | *mbstr++ = '.'; |
52 | if (defused) |
53 | *defused = 1; |
54 | } else |
55 | *mbstr++ = (unsigned char) *wcstr; |
56 | wcstr++; |
57 | mblen--, wclen--, ret++; |
58 | } |
59 | return ret; /* FIXME: check error codes! */ |
60 | } |
61 | |
62 | void init_ucs(void) |
63 | { |
64 | int i; |
65 | /* Find the line control characters. FIXME: this is not right. */ |
66 | for (i = 0; i < 256; i++) |
67 | if (i < ' ' || (i >= 0x7F && i < 0xA0)) |
68 | unitab_ctrl[i] = i; |
69 | else |
70 | unitab_ctrl[i] = 0xFF; |
71 | |
72 | for (i = 0; i < 256; i++) { |
73 | unitab_line[i] = unitab_scoacs[i] = i; |
74 | unitab_xterm[i] = (i >= 0x5F && i < 0x7F) ? ((i+1) & 0x1F) : i; |
75 | } |
76 | } |