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euc_kr_and_mic.c File Reference
#include "postgres.h"
#include "fmgr.h"
#include "mb/pg_wchar.h"
Include dependency graph for euc_kr_and_mic.c:

Go to the source code of this file.

Functions

 PG_FUNCTION_INFO_V1 (euc_kr_to_mic)
 
 PG_FUNCTION_INFO_V1 (mic_to_euc_kr)
 
static int euc_kr2mic (const unsigned char *euc, unsigned char *p, int len, bool noError)
 
static int mic2euc_kr (const unsigned char *mic, unsigned char *p, int len, bool noError)
 
Datum euc_kr_to_mic (PG_FUNCTION_ARGS)
 
Datum mic_to_euc_kr (PG_FUNCTION_ARGS)
 

Variables

 PG_MODULE_MAGIC
 

Function Documentation

◆ euc_kr2mic()

static int euc_kr2mic ( const unsigned char *  euc,
unsigned char *  p,
int  len,
bool  noError 
)
static

Definition at line 76 of file euc_kr_and_mic.c.

77{
78 const unsigned char *start = euc;
79 int c1;
80 int l;
81
82 while (len > 0)
83 {
84 c1 = *euc;
85 if (IS_HIGHBIT_SET(c1))
86 {
87 l = pg_encoding_verifymbchar(PG_EUC_KR, (const char *) euc, len);
88 if (l != 2)
89 {
90 if (noError)
91 break;
93 (const char *) euc, len);
94 }
95 *p++ = LC_KS5601;
96 *p++ = c1;
97 *p++ = euc[1];
98 euc += 2;
99 len -= 2;
100 }
101 else
102 { /* should be ASCII */
103 if (c1 == 0)
104 {
105 if (noError)
106 break;
108 (const char *) euc, len);
109 }
110 *p++ = c1;
111 euc++;
112 len--;
113 }
114 }
115 *p = '\0';
116
117 return euc - start;
118}
#define IS_HIGHBIT_SET(ch)
Definition: c.h:1112
return str start
void report_invalid_encoding(int encoding, const char *mbstr, int len)
Definition: mbutils.c:1698
const void size_t len
@ PG_EUC_KR
Definition: pg_wchar.h:229
#define LC_KS5601
Definition: pg_wchar.h:135
int pg_encoding_verifymbchar(int encoding, const char *mbstr, int len)
Definition: wchar.c:2103

References IS_HIGHBIT_SET, LC_KS5601, len, pg_encoding_verifymbchar(), PG_EUC_KR, report_invalid_encoding(), and start.

Referenced by euc_kr_to_mic().

◆ euc_kr_to_mic()

Datum euc_kr_to_mic ( PG_FUNCTION_ARGS  )

Definition at line 41 of file euc_kr_and_mic.c.

42{
43 unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
44 unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
45 int len = PG_GETARG_INT32(4);
46 bool noError = PG_GETARG_BOOL(5);
47 int converted;
48
50
51 converted = euc_kr2mic(src, dest, len, noError);
52
53 PG_RETURN_INT32(converted);
54}
static int euc_kr2mic(const unsigned char *euc, unsigned char *p, int len, bool noError)
#define PG_GETARG_CSTRING(n)
Definition: fmgr.h:277
#define PG_RETURN_INT32(x)
Definition: fmgr.h:354
#define PG_GETARG_INT32(n)
Definition: fmgr.h:269
#define PG_GETARG_BOOL(n)
Definition: fmgr.h:274
@ PG_MULE_INTERNAL
Definition: pg_wchar.h:233
#define CHECK_ENCODING_CONVERSION_ARGS(srcencoding, destencoding)
Definition: pg_wchar.h:507

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, euc_kr2mic(), len, PG_EUC_KR, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_MULE_INTERNAL, and PG_RETURN_INT32.

◆ mic2euc_kr()

static int mic2euc_kr ( const unsigned char *  mic,
unsigned char *  p,
int  len,
bool  noError 
)
static

Definition at line 124 of file euc_kr_and_mic.c.

125{
126 const unsigned char *start = mic;
127 int c1;
128 int l;
129
130 while (len > 0)
131 {
132 c1 = *mic;
133 if (!IS_HIGHBIT_SET(c1))
134 {
135 /* ASCII */
136 if (c1 == 0)
137 {
138 if (noError)
139 break;
141 (const char *) mic, len);
142 }
143 *p++ = c1;
144 mic++;
145 len--;
146 continue;
147 }
148 l = pg_encoding_verifymbchar(PG_MULE_INTERNAL, (const char *) mic, len);
149 if (l < 0)
150 {
151 if (noError)
152 break;
154 (const char *) mic, len);
155 }
156 if (c1 == LC_KS5601)
157 {
158 *p++ = mic[1];
159 *p++ = mic[2];
160 }
161 else
162 {
163 if (noError)
164 break;
166 (const char *) mic, len);
167 }
168 mic += l;
169 len -= l;
170 }
171 *p = '\0';
172
173 return mic - start;
174}
void report_untranslatable_char(int src_encoding, int dest_encoding, const char *mbstr, int len)
Definition: mbutils.c:1730

References IS_HIGHBIT_SET, LC_KS5601, len, pg_encoding_verifymbchar(), PG_EUC_KR, PG_MULE_INTERNAL, report_invalid_encoding(), report_untranslatable_char(), and start.

Referenced by mic_to_euc_kr().

◆ mic_to_euc_kr()

Datum mic_to_euc_kr ( PG_FUNCTION_ARGS  )

Definition at line 57 of file euc_kr_and_mic.c.

58{
59 unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
60 unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
61 int len = PG_GETARG_INT32(4);
62 bool noError = PG_GETARG_BOOL(5);
63 int converted;
64
66
67 converted = mic2euc_kr(src, dest, len, noError);
68
69 PG_RETURN_INT32(converted);
70}
static int mic2euc_kr(const unsigned char *mic, unsigned char *p, int len, bool noError)

References CHECK_ENCODING_CONVERSION_ARGS, generate_unaccent_rules::dest, len, mic2euc_kr(), PG_EUC_KR, PG_GETARG_BOOL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_MULE_INTERNAL, and PG_RETURN_INT32.

◆ PG_FUNCTION_INFO_V1() [1/2]

PG_FUNCTION_INFO_V1 ( euc_kr_to_mic  )

◆ PG_FUNCTION_INFO_V1() [2/2]

PG_FUNCTION_INFO_V1 ( mic_to_euc_kr  )

Variable Documentation

◆ PG_MODULE_MAGIC

PG_MODULE_MAGIC

Definition at line 18 of file euc_kr_and_mic.c.