1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/*
* Copyright (c) 2008-2009, 2015-2019 Paul Mattes.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the names of Paul Mattes nor the names of his contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY PAUL MATTES "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL PAUL MATTES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* unicodec.h
* Declarations for Unicode translation functions.
*/
extern bool dbcs_allowed;
/* EBCDIC-to-Unicode options */
#define EUO_NONE 0x00000000 /* no options */
#define EUO_BLANK_UNDEF 0x00000001 /* if undefined, return U+0020 */
#define EUO_UPRIV 0x00000002 /* translate FM/DUP/SUB/EO to UPRIV */
#define EUO_ASCII_BOX 0x00000004 /* use ASCII for box drawing */
#define EUO_APL_CIRCLED 0x00000010 /* map APL underscored capital letters
to DBCS circled alphabetics */
#define EUO_TOUPPER 0x00000020 /* uppercase */
#define IS_UNICODE_DBCS(u) ((u) >= 0x2e80 && (u) <= 0x9fff)
bool codepage_matches_alias(const char *alias, const char *canon);
ucs4_t ebcdic_to_unicode(ebc_t e, unsigned char cs, unsigned flags);
ucs4_t ebcdic_base_to_unicode(ebc_t e, unsigned flags);
ebc_t unicode_to_ebcdic(ucs4_t u);
ebc_t unicode_to_ebcdic_ge(ucs4_t u, bool *ge, bool prefer_apl);
bool set_uni(const char *cpname, int local_cp, const char **host_codepage,
const char **cgcsgid, const char **realnamep, bool *is_dbcs);
ucs4_t linedraw_to_unicode(ucs4_t e, bool ascii_art);
int apl_to_unicode(ebc_t e, unsigned flags);
size_t ebcdic_to_multibyte(ebc_t ebc, char mb[], size_t mb_len);
size_t ebcdic_to_multibyte_f(ebc_t ebc, char mb[], size_t mb_len, bool
force_utf8);
size_t ebcdic_to_multibyte_fx(ebc_t ebc, unsigned char cs, char mb[],
size_t mb_len, unsigned flags, ucs4_t *ucp, bool force_utf8);
size_t ebcdic_to_multibyte_string(unsigned char *ebc, size_t ebc_len,
char mb[], size_t mb_len);
size_t ebcdic_to_multibyte_x(ebc_t ebc, unsigned char cs, char mb[],
size_t mb_len, unsigned flags, ucs4_t *uc);
int mb_max_len(int len);
enum me_fail {
ME_NONE, /* no error */
ME_INVALID, /* invalid sequence */
ME_SHORT /* incomplete sequence */
};
ucs4_t multibyte_to_unicode(const char *mb, size_t mb_len, int *consumedp,
enum me_fail *errorp);
ucs4_t multibyte_to_unicode_f(const char *mb, size_t mb_len, int *consumedp,
enum me_fail *errorp, bool force_utf8);
int multibyte_to_unicode_string(const char *mb, size_t mb_len, ucs4_t *ucs4,
size_t u_len, bool force_utf8);
ebc_t multibyte_to_ebcdic(const char *mb, size_t mb_len, int *consumedp,
enum me_fail *errorp);
int multibyte_to_ebcdic_string(char *mb, size_t mb_len, unsigned char *ebc,
size_t ebc_len, enum me_fail *errorp);
int unicode_to_multibyte(ucs4_t ucs4, char *mb, size_t mb_len);
int unicode_to_multibyte_f(ucs4_t ucs4, char *mb, size_t mb_len,
bool force_utf8);
bool using_iconv(void);
const char *canonical_codepage(const char *alias);
typedef struct {
const char *name;
bool dbcs;
int num_aliases;
const char **aliases;
} cpname_t;
cpname_t *get_cpnames(void);
void free_cpnames(cpname_t *cpnames);
bool is_all_digits(const char *s);
|
