utf8_and_gbk.c File Reference

#include "postgres.h"
#include "fmgr.h"
#include "mb/pg_wchar.h"
#include "../../Unicode/gbk_to_utf8.map"
#include "../../Unicode/utf8_to_gbk.map"

Include dependency graph for utf8_and_gbk.c:

Go to the source code of this file.

Functions
	PG_FUNCTION_INFO_V1 (gbk_to_utf8)
	PG_FUNCTION_INFO_V1 (utf8_to_gbk)
Datum	gbk_to_utf8 (PG_FUNCTION_ARGS)
Datum	utf8_to_gbk (PG_FUNCTION_ARGS)
Variables
	PG_MODULE_MAGIC

---

Function Documentation

Datum gbk_to_utf8

(

PG_FUNCTION_ARGS

)

Definition at line 39 of file utf8_and_gbk.c.

References CHECK_ENCODING_CONVERSION_ARGS, LocalToUtf(), NULL, PG_GBK, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_VOID, and PG_UTF8.

{
    unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
    unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
    int         len = PG_GETARG_INT32(4);

    CHECK_ENCODING_CONVERSION_ARGS(PG_GBK, PG_UTF8);

    LocalToUtf(src, dest, LUmapGBK, NULL,
               sizeof(LUmapGBK) / sizeof(pg_local_to_utf), 0, PG_GBK, len);

    PG_RETURN_VOID();
}

PG_FUNCTION_INFO_V1

(

utf8_to_gbk

)

PG_FUNCTION_INFO_V1

(

gbk_to_utf8

)

Datum utf8_to_gbk

(

PG_FUNCTION_ARGS

)

Definition at line 54 of file utf8_and_gbk.c.

References CHECK_ENCODING_CONVERSION_ARGS, NULL, PG_GBK, PG_GETARG_CSTRING, PG_GETARG_INT32, PG_RETURN_VOID, PG_UTF8, and UtfToLocal().

{
    unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
    unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
    int         len = PG_GETARG_INT32(4);

    CHECK_ENCODING_CONVERSION_ARGS(PG_UTF8, PG_GBK);

    UtfToLocal(src, dest, ULmapGBK, NULL,
               sizeof(ULmapGBK) / sizeof(pg_utf_to_local), 0, PG_GBK, len);

    PG_RETURN_VOID();
}

---

Variable Documentation

PG_MODULE_MAGIC

Definition at line 20 of file utf8_and_gbk.c.