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Add binary I/O routines for a bunch more datatypes. Still a few to go,

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but that was enough tedium for one day.  Along the way, move the few
support routines for types xid and cid into a more logical place.
This commit is contained in:
Tom Lane
2003-05-12 23:08:52 +00:00
parent b02832719c
commit 30f609484d
25 changed files with 1133 additions and 216 deletions
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33
src/backend/utils/adt/bool.c
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@ -8,13 +8,14 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/bool.c,v 1.26 2002/06/20 20:29:36 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/bool.c,v 1.27 2003/05/12 23:08:50 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#include "postgres.h"
#include "libpq/pqformat.h"
#include "utils/builtins.h"
/*****************************************************************************
@ -94,6 +95,36 @@ boolout(PG_FUNCTION_ARGS)
PG_RETURN_CSTRING(result);
}
/*
* boolrecv - converts external binary format to bool
*
* The external representation is one byte. Any nonzero value is taken
* as "true".
*/
Datum
boolrecv(PG_FUNCTION_ARGS)
{
StringInfo buf = (StringInfo) PG_GETARG_POINTER(0);
int ext;
ext = pq_getmsgbyte(buf);
PG_RETURN_BOOL((ext != 0) ? true : false);
}
/*
* boolsend - converts bool to binary format
*/
Datum
boolsend(PG_FUNCTION_ARGS)
{
bool arg1 = PG_GETARG_BOOL(0);
StringInfoData buf;
pq_begintypsend(&buf);
pq_sendbyte(&buf, arg1 ? 1 : 0);
PG_RETURN_BYTEA_P(pq_endtypsend(&buf));
}
/*****************************************************************************
* PUBLIC ROUTINES *