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latin2_and_win1250.c
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1 /*-------------------------------------------------------------------------
2  *
3  * LATIN2 and WIN1250
4  *
5  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
6  * Portions Copyright (c) 1994, Regents of the University of California
7  *
8  * IDENTIFICATION
9  * src/backend/utils/mb/conversion_procs/latin2_and_win1250/latin2_and_win1250.c
10  *
11  *-------------------------------------------------------------------------
12  */
13 
14 #include "postgres.h"
15 #include "fmgr.h"
16 #include "mb/pg_wchar.h"
17 
19 
26 
27 /* ----------
28  * conv_proc(
29  * INTEGER, -- source encoding id
30  * INTEGER, -- destination encoding id
31  * CSTRING, -- source string (null terminated C string)
32  * CSTRING, -- destination string (null terminated C string)
33  * INTEGER -- source string length
34  * ) returns VOID;
35  * ----------
36  */
37 
38 /* WIN1250 to ISO-8859-2 */
39 static const unsigned char win1250_2_iso88592[] = {
40  0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
41  0x88, 0x89, 0xA9, 0x8B, 0xA6, 0xAB, 0xAE, 0xAC,
42  0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
43  0x98, 0x99, 0xB9, 0x9B, 0xB6, 0xBB, 0xBE, 0xBC,
44  0xA0, 0xB7, 0xA2, 0xA3, 0xA4, 0xA1, 0x00, 0xA7,
45  0xA8, 0x00, 0xAA, 0x00, 0x00, 0xAD, 0x00, 0xAF,
46  0xB0, 0x00, 0xB2, 0xB3, 0xB4, 0x00, 0x00, 0x00,
47  0xB8, 0xB1, 0xBA, 0x00, 0xA5, 0xBD, 0xB5, 0xBF,
48  0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
49  0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF,
50  0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7,
51  0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0xDF,
52  0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
53  0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF,
54  0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
55  0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF
56 };
57 
58 /* ISO-8859-2 to WIN1250 */
59 static const unsigned char iso88592_2_win1250[] = {
60  0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
61  0x88, 0x89, 0x00, 0x8B, 0x00, 0x00, 0x00, 0x00,
62  0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
63  0x98, 0x99, 0x00, 0x9B, 0x00, 0x00, 0x00, 0x00,
64  0xA0, 0xA5, 0xA2, 0xA3, 0xA4, 0xBC, 0x8C, 0xA7,
65  0xA8, 0x8A, 0xAA, 0x8D, 0x8F, 0xAD, 0x8E, 0xAF,
66  0xB0, 0xB9, 0xB2, 0xB3, 0xB4, 0xBE, 0x9C, 0xA1,
67  0xB8, 0x9A, 0xBA, 0x9D, 0x9F, 0xBD, 0x9E, 0xBF,
68  0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
69  0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF,
70  0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7,
71  0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0xDF,
72  0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
73  0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF,
74  0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
75  0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF
76 };
77 
78 
79 Datum
81 {
82  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
83  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
84  int len = PG_GETARG_INT32(4);
85 
87 
88  latin2mic(src, dest, len, LC_ISO8859_2, PG_LATIN2);
89 
91 }
92 
93 Datum
95 {
96  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
97  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
98  int len = PG_GETARG_INT32(4);
99 
101 
102  mic2latin(src, dest, len, LC_ISO8859_2, PG_LATIN2);
103 
104  PG_RETURN_VOID();
105 }
106 
107 Datum
109 {
110  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
111  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
112  int len = PG_GETARG_INT32(4);
113 
115 
118 
119  PG_RETURN_VOID();
120 }
121 
122 Datum
124 {
125  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
126  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
127  int len = PG_GETARG_INT32(4);
128 
130 
133 
134  PG_RETURN_VOID();
135 }
136 
137 Datum
139 {
140  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
141  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
142  int len = PG_GETARG_INT32(4);
143 
145 
147 
148  PG_RETURN_VOID();
149 }
150 
151 Datum
153 {
154  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
155  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
156  int len = PG_GETARG_INT32(4);
157 
159 
161 
162  PG_RETURN_VOID();
163 }
#define PG_GETARG_INT32(n)
Definition: fmgr.h:234
Datum win1250_to_mic(PG_FUNCTION_ARGS)
#define LC_ISO8859_2
Definition: pg_wchar.h:103
void latin2mic_with_table(const unsigned char *l, unsigned char *p, int len, int lc, int encoding, const unsigned char *tab)
Definition: conv.c:193
static const unsigned char win1250_2_iso88592[]
void latin2mic(const unsigned char *l, unsigned char *p, int len, int lc, int encoding)
Definition: conv.c:71
Datum latin2_to_mic(PG_FUNCTION_ARGS)
PG_FUNCTION_INFO_V1(latin2_to_mic)
PG_MODULE_MAGIC
Datum mic_to_win1250(PG_FUNCTION_ARGS)
Datum win1250_to_latin2(PG_FUNCTION_ARGS)
void mic2latin(const unsigned char *mic, unsigned char *p, int len, int lc, int encoding)
Definition: conv.c:99
uintptr_t Datum
Definition: postgres.h:372
Datum latin2_to_win1250(PG_FUNCTION_ARGS)
void mic2latin_with_table(const unsigned char *mic, unsigned char *p, int len, int lc, int encoding, const unsigned char *tab)
Definition: conv.c:241
#define PG_RETURN_VOID()
Definition: fmgr.h:309
void local2local(const unsigned char *l, unsigned char *p, int len, int src_encoding, int dest_encoding, const unsigned char *tab)
Definition: conv.c:30
#define CHECK_ENCODING_CONVERSION_ARGS(srcencoding, destencoding)
Definition: pg_wchar.h:503
Datum mic_to_latin2(PG_FUNCTION_ARGS)
#define PG_GETARG_CSTRING(n)
Definition: fmgr.h:242
#define PG_FUNCTION_ARGS
Definition: fmgr.h:158
static const unsigned char iso88592_2_win1250[]