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Commit403e522

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Add missing files from Karel, tip from Jan.
1 parent317ff59 commit403e522

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2 files changed

+183
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lines changed

2 files changed

+183
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lines changed

‎src/backend/utils/adt/ascii.c

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/* -----------------------------------------------------------------------
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* ascii.c
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*
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/ascii.c,v 1.1 2000/08/04 20:22:51 momjian Exp $
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*
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* Portions Copyright (c) 1999-2000, PostgreSQL, Inc
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*
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*
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* TO_ASCII()
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*
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* The PostgreSQL routine for string to ascii conversion.
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*
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* -----------------------------------------------------------------------
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*/
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#include"postgres.h"
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#include"utils/builtins.h"
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#include"mb/pg_wchar.h"
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#include"utils/ascii.h"
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statictext*encode_to_ascii(text*data,intenc);
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/* ----------
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* to_ascii
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* ----------
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*/
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char*
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pg_to_ascii(unsignedchar*src,unsignedchar*src_end,unsignedchar*desc,intenc)
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{
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unsignedchar*x=NULL;
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unsignedchar*ascii=NULL ;
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intrange=0;
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/*
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* relevant start for an encoding
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*/
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#defineRANGE_128128
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#defineRANGE_160160
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if (enc==LATIN1)
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{
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/* ----------
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* ISO-8859-1 <range: 160 -- 255>
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* ----------
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*/
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ascii=" cL Y \"Ca -R 'u ., ?AAAAAAACEEEEIIII NOOOOOxOUUUUYTBaaaaaaaceeeeiiii nooooo/ouuuuyty";
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range=RANGE_160;
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}
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elseif (enc==LATIN2)
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{
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/* ----------
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* ISO-8859-2 <range: 160 -- 255>
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* ----------
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*/
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ascii=" A L LS \"SSTZ-ZZ a,l'ls ,sstz\"zzRAAAALCCCEEEEIIDDNNOOOOxRUUUUYTBraaaalccceeeeiiddnnoooo/ruuuuyt.";
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range=RANGE_160;
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}
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elseif (enc==WIN1250)
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{
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/* ----------
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* Window CP1250 <range: 128 -- 255>
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* ----------
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*/
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ascii=" ' \" %S<STZZ `'\"\".-- s>stzz L A \"CS -RZ ,l'u .,as L\"lzRAAAALCCCEEEEIIDDNNOOOOxRUUUUYTBraaaalccceeeeiiddnnoooo/ruuuuyt ";
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range=RANGE_128;
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}
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else
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{
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elog(ERROR,"pg_to_ascii(): unsupported encoding from %s",
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pg_encoding_to_char(enc));
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}
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/* ----------
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* Encode
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* ----------
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*/
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for (x=src;x <=src_end;x++)
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{
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if (*x<128)
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*desc++=*x;
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elseif (*x<range)
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*desc++=' ';/* bogus 128 to 'range' */
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else
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*desc++=ascii[*x-range];
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}
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returndesc;
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}
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/* ----------
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* encode text
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* ----------
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*/
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statictext*
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encode_to_ascii(text*data,intenc)
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{
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pg_to_ascii(
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(unsignedchar*)VARDATA(data),/* src */
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VARDATA(data)+VARSIZE(data),/* src end */
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(unsignedchar*)VARDATA(data),/* desc */
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enc);/* encoding */
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returndata;
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}
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/* ----------
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* convert to ASCII - enc is set as 'name' arg.
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* ----------
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*/
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Datum
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to_ascii_encname(PG_FUNCTION_ARGS)
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{
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PG_RETURN_TEXT_P
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(
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encode_to_ascii
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(
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PG_GETARG_TEXT_P_COPY(0),
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pg_char_to_encoding(NameStr(*PG_GETARG_NAME(1)) )
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)
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);
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}
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/* ----------
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* convert to ASCII - enc is set as int4
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* ----------
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*/
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Datum
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to_ascii_enc(PG_FUNCTION_ARGS)
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{
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PG_RETURN_TEXT_P
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(
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encode_to_ascii
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(
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PG_GETARG_TEXT_P_COPY(0),
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PG_GETARG_INT32(1)
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)
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);
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}
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/* ----------
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* convert to ASCII - current enc is DatabaseEncoding
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* ----------
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*/
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Datum
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to_ascii_default(PG_FUNCTION_ARGS)
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{
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PG_RETURN_TEXT_P
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(
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encode_to_ascii
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(
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PG_GETARG_TEXT_P_COPY(0),
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GetDatabaseEncoding()
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)
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);
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}
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‎src/include/utils/ascii.h

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/* -----------------------------------------------------------------------
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* ascii.h
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*
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* $Id: ascii.h,v 1.1 2000/08/04 20:22:52 momjian Exp $
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*
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* Portions Copyright (c) 1999-2000, PostgreSQL, Inc
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*
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* -----------------------------------------------------------------------
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*/
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#ifndef_ASCII_H_
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#define_ASCII_H_
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#include"fmgr.h"
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externDatumto_ascii_encname(PG_FUNCTION_ARGS);
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externDatumto_ascii_enc(PG_FUNCTION_ARGS);
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externDatumto_ascii_default(PG_FUNCTION_ARGS);
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externchar*pg_to_ascii(unsignedchar*src,unsignedchar*src_end,
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unsignedchar*desc,intenc);
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#endif

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