*
* UTF8 and Cyrillic
*
- * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c,v 1.1 2002/08/14 02:45:10 ishii Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/utf8_and_cyrillic.c,v 1.21 2008/01/01 19:45:54 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#include "mb/pg_wchar.h"
#include "../../Unicode/utf8_to_koi8r.map"
#include "../../Unicode/koi8r_to_utf8.map"
-#include "../../Unicode/utf8_to_win1251.map"
-#include "../../Unicode/win1251_to_utf8.map"
-#include "../../Unicode/utf8_to_alt.map"
-#include "../../Unicode/alt_to_utf8.map"
-PG_FUNCTION_INFO_V1(utf8_to_koi8r)
-PG_FUNCTION_INFO_V1(koi8r_to_utf8)
-PG_FUNCTION_INFO_V1(utf8_to_win1251)
-PG_FUNCTION_INFO_V1(win1251_to_utf8)
-PG_FUNCTION_INFO_V1(utf8_to_alt)
-PG_FUNCTION_INFO_V1(alt_to_utf8)
+PG_MODULE_MAGIC;
+
+PG_FUNCTION_INFO_V1(utf8_to_koi8r);
+PG_FUNCTION_INFO_V1(koi8r_to_utf8);
extern Datum utf8_to_koi8r(PG_FUNCTION_ARGS);
extern Datum koi8r_to_utf8(PG_FUNCTION_ARGS);
-extern Datum utf8_to_win1251(PG_FUNCTION_ARGS);
-extern Datum win1251_to_utf8(PG_FUNCTION_ARGS);
-extern Datum utf8_to_alt(PG_FUNCTION_ARGS);
-extern Datum alt_to_utf8(PG_FUNCTION_ARGS);
/* ----------
* conv_proc(
* INTEGER, -- source encoding id
* INTEGER, -- destination encoding id
- * OPAQUE, -- source string (null terminated C string)
- * OPAQUE, -- destination string (null terminated C string)
+ * CSTRING, -- source string (null terminated C string)
+ * CSTRING, -- destination string (null terminated C string)
* INTEGER -- source string length
- * ) returns INTEGER; -- dummy. returns nothing, actually.
+ * ) returns VOID;
* ----------
*/
Datum
utf8_to_koi8r(PG_FUNCTION_ARGS)
{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
+ unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
+ unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
+ int len = PG_GETARG_INT32(4);
Assert(PG_GETARG_INT32(0) == PG_UTF8);
Assert(PG_GETARG_INT32(1) == PG_KOI8R);
- Assert(len > 0);
+ Assert(len >= 0);
- UtfToLocal(src, dest, ULmap_KOI8R,
- sizeof(ULmap_KOI8R) / sizeof(pg_utf_to_local), len);
+ UtfToLocal(src, dest, ULmapKOI8R, NULL,
+ sizeof(ULmapKOI8R) / sizeof(pg_utf_to_local), 0, PG_KOI8R, len);
- PG_RETURN_INT32(0);
+ PG_RETURN_VOID();
}
Datum
koi8r_to_utf8(PG_FUNCTION_ARGS)
{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
+ unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
+ unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
+ int len = PG_GETARG_INT32(4);
Assert(PG_GETARG_INT32(0) == PG_KOI8R);
Assert(PG_GETARG_INT32(1) == PG_UTF8);
- Assert(len > 0);
-
- LocalToUtf(src, dest, LUmapKOI8R,
- sizeof(LUmapKOI8R) / sizeof(pg_local_to_utf), PG_KOI8R, len);
-
- PG_RETURN_INT32(0);
-}
-
-Datum
-utf8_to_win1251(PG_FUNCTION_ARGS)
-{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
-
- Assert(PG_GETARG_INT32(0) == PG_UTF8);
- Assert(PG_GETARG_INT32(1) == PG_WIN1251);
- Assert(len > 0);
-
- UtfToLocal(src, dest, ULmap_WIN1251,
- sizeof(ULmap_WIN1251) / sizeof(pg_utf_to_local), len);
-
- PG_RETURN_INT32(0);
-}
-
-Datum
-win1251_to_utf8(PG_FUNCTION_ARGS)
-{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
-
- Assert(PG_GETARG_INT32(0) == PG_WIN1251);
- Assert(PG_GETARG_INT32(1) == PG_UTF8);
- Assert(len > 0);
-
- LocalToUtf(src, dest, LUmapWIN1251,
- sizeof(LUmapWIN1251) / sizeof(pg_local_to_utf), PG_WIN1251, len);
-
- PG_RETURN_INT32(0);
-}
-
-Datum
-utf8_to_alt(PG_FUNCTION_ARGS)
-{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
-
- Assert(PG_GETARG_INT32(0) == PG_UTF8);
- Assert(PG_GETARG_INT32(1) == PG_ALT);
- Assert(len > 0);
-
- UtfToLocal(src, dest, ULmap_ALT,
- sizeof(ULmap_ALT) / sizeof(pg_utf_to_local), len);
-
- PG_RETURN_INT32(0);
-}
-
-Datum
-alt_to_utf8(PG_FUNCTION_ARGS)
-{
- unsigned char *src = PG_GETARG_CSTRING(2);
- unsigned char *dest = PG_GETARG_CSTRING(3);
- int len = PG_GETARG_INT32(4);
-
- Assert(PG_GETARG_INT32(0) == PG_ALT);
- Assert(PG_GETARG_INT32(1) == PG_UTF8);
- Assert(len > 0);
+ Assert(len >= 0);
- LocalToUtf(src, dest, LUmapALT,
- sizeof(LUmapALT) / sizeof(pg_local_to_utf), PG_ALT, len);
+ LocalToUtf(src, dest, LUmapKOI8R, NULL,
+ sizeof(LUmapKOI8R) / sizeof(pg_local_to_utf), 0, PG_KOI8R, len);
- PG_RETURN_INT32(0);
+ PG_RETURN_VOID();
}
projects / postgresql / blobdiff