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1 /*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.2 (the
8 * "License"). You may not use this file except in compliance with the
9 * License. Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
11 *
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17 * License for the specific language governing rights and limitations
18 * under the License.
19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22
23 #include <mach/mach_types.h>
24 #include <mach/kmod.h>
25
26 #include "CFStub.h"
27 #include <hfs/hfs_encodings.h>
28
29
30 int
31 MacJapaneseToUnicode(Str31 hfs_str, UniChar *uni_str, UniCharCount maxCharLen, UniCharCount *usedCharLen)
32 {
33 UInt32 processedChars;
34
35 processedChars = __CFFromMacJapanese(kCFStringEncodingUseCanonical | kCFStringEncodingUseHFSPlusCanonical,
36 &hfs_str[1],
37 hfs_str[0],
38 uni_str,
39 maxCharLen,
40 usedCharLen);
41
42 if (processedChars == (UInt32)hfs_str[0])
43 return (0);
44 else
45 return (-1);
46 }
47
48 int
49 UnicodeToMacJapanese(UniChar *uni_str, UniCharCount unicodeChars, Str31 hfs_str)
50 {
51 UniCharCount srcCharsUsed;
52 UInt32 usedByteLen = 0;
53
54 srcCharsUsed = __CFToMacJapanese(kCFStringEncodingComposeCombinings | kCFStringEncodingUseHFSPlusCanonical,
55 uni_str,
56 unicodeChars,
57 (UInt8*)&hfs_str[1],
58 sizeof(Str31) - 1,
59 &usedByteLen);
60
61 hfs_str[0] = usedByteLen;
62
63 if (srcCharsUsed == unicodeChars)
64 return (0);
65 else
66 return (-1);
67 }
68
69
70 __private_extern__ int
71 hfs_japanese_start(kmod_info_t *ki, void *data)
72 {
73 int result;
74
75 result = hfs_addconverter(ki->id, kCFStringEncodingMacJapanese,
76 MacJapaneseToUnicode, UnicodeToMacJapanese);
77
78 return (result == 0 ? KERN_SUCCESS : KERN_FAILURE);
79 }
80
81 __private_extern__ int
82 hfs_japanese_stop(kmod_info_t *ki, void *data)
83 {
84 int result;
85
86 result = hfs_remconverter(ki->id, kCFStringEncodingMacJapanese);
87
88 return (result == 0 ? KERN_SUCCESS : KERN_FAILURE);
89 }
90
91
92