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utf8_and_win.c File Reference
#include "postgres.h"
#include "fmgr.h"
#include "mb/pg_wchar.h"
#include "../../Unicode/utf8_to_win1250.map"
#include "../../Unicode/utf8_to_win1251.map"
#include "../../Unicode/utf8_to_win1252.map"
#include "../../Unicode/utf8_to_win1253.map"
#include "../../Unicode/utf8_to_win1254.map"
#include "../../Unicode/utf8_to_win1255.map"
#include "../../Unicode/utf8_to_win1256.map"
#include "../../Unicode/utf8_to_win1257.map"
#include "../../Unicode/utf8_to_win1258.map"
#include "../../Unicode/utf8_to_win866.map"
#include "../../Unicode/utf8_to_win874.map"
#include "../../Unicode/win1250_to_utf8.map"
#include "../../Unicode/win1251_to_utf8.map"
#include "../../Unicode/win1252_to_utf8.map"
#include "../../Unicode/win1253_to_utf8.map"
#include "../../Unicode/win1254_to_utf8.map"
#include "../../Unicode/win1255_to_utf8.map"
#include "../../Unicode/win1256_to_utf8.map"
#include "../../Unicode/win1257_to_utf8.map"
#include "../../Unicode/win866_to_utf8.map"
#include "../../Unicode/win874_to_utf8.map"
#include "../../Unicode/win1258_to_utf8.map"
Include dependency graph for utf8_and_win.c:

Go to the source code of this file.

Data Structures

struct  pg_conv_map
 

Functions

 PG_FUNCTION_INFO_V1 (win_to_utf8)
 
 PG_FUNCTION_INFO_V1 (utf8_to_win)
 
Datum win_to_utf8 (PG_FUNCTION_ARGS)
 
Datum utf8_to_win (PG_FUNCTION_ARGS)
 

Variables

 PG_MODULE_MAGIC
 
static const pg_conv_map maps []
 

Function Documentation

PG_FUNCTION_INFO_V1 ( win_to_utf8  )
PG_FUNCTION_INFO_V1 ( utf8_to_win  )
Datum utf8_to_win ( PG_FUNCTION_ARGS  )

Definition at line 110 of file utf8_and_win.c.

References CHECK_ENCODING_CONVERSION_ARGS, encoding, ereport, errcode(), errmsg(), ERROR, i, lengthof, NULL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_VOID, PG_UTF8, and UtfToLocal().

111 {
112  int encoding = PG_GETARG_INT32(1);
113  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
114  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
115  int len = PG_GETARG_INT32(4);
116  int i;
117 
119 
120  for (i = 0; i < lengthof(maps); i++)
121  {
122  if (encoding == maps[i].encoding)
123  {
124  UtfToLocal(src, len, dest,
125  maps[i].map2,
126  NULL, 0,
127  NULL,
128  encoding);
129  PG_RETURN_VOID();
130  }
131  }
132 
133  ereport(ERROR,
134  (errcode(ERRCODE_INTERNAL_ERROR),
135  errmsg("unexpected encoding ID %d for WIN character sets",
136  encoding)));
137 
138  PG_RETURN_VOID();
139 }
void UtfToLocal(const unsigned char *utf, int len, unsigned char *iso, const pg_mb_radix_tree *map, const pg_utf_to_local_combined *cmap, int cmapsize, utf_local_conversion_func conv_func, int encoding)
Definition: conv.c:474
#define PG_GETARG_INT32(n)
Definition: fmgr.h:226
int errcode(int sqlerrcode)
Definition: elog.c:575
#define lengthof(array)
Definition: c.h:562
#define ERROR
Definition: elog.h:43
static const pg_conv_map maps[]
Definition: utf8_and_win.c:63
#define ereport(elevel, rest)
Definition: elog.h:122
static char * encoding
Definition: initdb.c:122
#define PG_RETURN_VOID()
Definition: fmgr.h:301
#define NULL
Definition: c.h:229
#define CHECK_ENCODING_CONVERSION_ARGS(srcencoding, destencoding)
Definition: pg_wchar.h:490
int errmsg(const char *fmt,...)
Definition: elog.c:797
int i
#define PG_GETARG_CSTRING(n)
Definition: fmgr.h:234
Datum win_to_utf8 ( PG_FUNCTION_ARGS  )

Definition at line 78 of file utf8_and_win.c.

References CHECK_ENCODING_CONVERSION_ARGS, encoding, ereport, errcode(), errmsg(), ERROR, i, lengthof, LocalToUtf(), NULL, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_VOID, and PG_UTF8.

79 {
80  int encoding = PG_GETARG_INT32(0);
81  unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
82  unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
83  int len = PG_GETARG_INT32(4);
84  int i;
85 
87 
88  for (i = 0; i < lengthof(maps); i++)
89  {
90  if (encoding == maps[i].encoding)
91  {
92  LocalToUtf(src, len, dest,
93  maps[i].map1,
94  NULL, 0,
95  NULL,
96  encoding);
98  }
99  }
100 
101  ereport(ERROR,
102  (errcode(ERRCODE_INTERNAL_ERROR),
103  errmsg("unexpected encoding ID %d for WIN character sets",
104  encoding)));
105 
106  PG_RETURN_VOID();
107 }
#define PG_GETARG_INT32(n)
Definition: fmgr.h:226
int errcode(int sqlerrcode)
Definition: elog.c:575
#define lengthof(array)
Definition: c.h:562
#define ERROR
Definition: elog.h:43
void LocalToUtf(const unsigned char *iso, int len, unsigned char *utf, const pg_mb_radix_tree *map, const pg_local_to_utf_combined *cmap, int cmapsize, utf_local_conversion_func conv_func, int encoding)
Definition: conv.c:665
static const pg_conv_map maps[]
Definition: utf8_and_win.c:63
#define ereport(elevel, rest)
Definition: elog.h:122
static char * encoding
Definition: initdb.c:122
#define PG_RETURN_VOID()
Definition: fmgr.h:301
#define NULL
Definition: c.h:229
#define CHECK_ENCODING_CONVERSION_ARGS(srcencoding, destencoding)
Definition: pg_wchar.h:490
int errmsg(const char *fmt,...)
Definition: elog.c:797
int i
#define PG_GETARG_CSTRING(n)
Definition: fmgr.h:234

Variable Documentation

const pg_conv_map maps[]
static
Initial value:
= {
{PG_WIN866, &win866_to_unicode_tree, &win866_from_unicode_tree},
{PG_WIN874, &win874_to_unicode_tree, &win874_from_unicode_tree},
{PG_WIN1250, &win1250_to_unicode_tree, &win1250_from_unicode_tree},
{PG_WIN1251, &win1251_to_unicode_tree, &win1251_from_unicode_tree},
{PG_WIN1252, &win1252_to_unicode_tree, &win1252_from_unicode_tree},
{PG_WIN1253, &win1253_to_unicode_tree, &win1253_from_unicode_tree},
{PG_WIN1254, &win1254_to_unicode_tree, &win1254_from_unicode_tree},
{PG_WIN1255, &win1255_to_unicode_tree, &win1255_from_unicode_tree},
{PG_WIN1256, &win1256_to_unicode_tree, &win1256_from_unicode_tree},
{PG_WIN1257, &win1257_to_unicode_tree, &win1257_from_unicode_tree},
{PG_WIN1258, &win1258_to_unicode_tree, &win1258_from_unicode_tree},
}

Definition at line 63 of file utf8_and_win.c.

PG_MODULE_MAGIC

Definition at line 40 of file utf8_and_win.c.