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Commitad1425a

Browse files
committed
Add send and recv functions for xml type.
1 parentd9e1c97 commitad1425a

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5 files changed

+58
-9
lines changed

5 files changed

+58
-9
lines changed

‎src/backend/utils/adt/xml.c

Lines changed: 45 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
88
* Portions Copyright (c) 1994, Regents of the University of California
99
*
10-
* $PostgreSQL: pgsql/src/backend/utils/adt/xml.c,v 1.6 2006/12/2803:17:38 petere Exp $
10+
* $PostgreSQL: pgsql/src/backend/utils/adt/xml.c,v 1.7 2006/12/2814:28:36 petere Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -34,6 +34,7 @@
3434
#endif/* USE_LIBXML */
3535

3636
#include"fmgr.h"
37+
#include"libpq/pqformat.h"
3738
#include"mb/pg_wchar.h"
3839
#include"nodes/execnodes.h"
3940
#include"utils/builtins.h"
@@ -83,8 +84,7 @@ xml_in(PG_FUNCTION_ARGS)
8384

8485
/*
8586
* Parse the data to check if it is well-formed XML data. Assume
86-
* that ERROR occurred if parsing failed. Do we need DTD
87-
* validation (if DTD exists)?
87+
* that ERROR occurred if parsing failed.
8888
*/
8989
xml_parse(vardata, false, true);
9090

@@ -112,6 +112,48 @@ xml_out(PG_FUNCTION_ARGS)
112112
}
113113

114114

115+
Datum
116+
xml_recv(PG_FUNCTION_ARGS)
117+
{
118+
#ifdefUSE_LIBXML
119+
StringInfobuf= (StringInfo)PG_GETARG_POINTER(0);
120+
xmltype*result;
121+
char*str;
122+
intnbytes;
123+
124+
str=pq_getmsgtext(buf,buf->len-buf->cursor,&nbytes);
125+
126+
result= (xmltype*)palloc(nbytes+VARHDRSZ);
127+
VARATT_SIZEP(result)=nbytes+VARHDRSZ;
128+
memcpy(VARDATA(result),str,nbytes);
129+
pfree(str);
130+
131+
/*
132+
* Parse the data to check if it is well-formed XML data. Assume
133+
* that ERROR occurred if parsing failed.
134+
*/
135+
xml_parse(result, false, true);
136+
137+
PG_RETURN_XML_P(result);
138+
#else
139+
NO_XML_SUPPORT();
140+
return0;
141+
#endif
142+
}
143+
144+
145+
Datum
146+
xml_send(PG_FUNCTION_ARGS)
147+
{
148+
xmltype*x=PG_GETARG_XML_P(0);
149+
StringInfoDatabuf;
150+
151+
pq_begintypsend(&buf);
152+
pq_sendbytes(&buf,VARDATA(x),VARSIZE(x)-VARHDRSZ);
153+
PG_RETURN_BYTEA_P(pq_endtypsend(&buf));
154+
}
155+
156+
115157
#ifdefUSE_LIBXML
116158
staticvoid
117159
appendStringInfoText(StringInfostr,consttext*t)

‎src/include/catalog/catversion.h

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -37,7 +37,7 @@
3737
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
3838
* Portions Copyright (c) 1994, Regents of the University of California
3939
*
40-
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.366 2006/12/24 00:29:19 tgl Exp $
40+
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.367 2006/12/28 14:28:36 petere Exp $
4141
*
4242
*-------------------------------------------------------------------------
4343
*/
@@ -53,6 +53,6 @@
5353
*/
5454

5555
/*yyyymmddN */
56-
#defineCATALOG_VERSION_NO200612231
56+
#defineCATALOG_VERSION_NO200612281
5757

5858
#endif

‎src/include/catalog/pg_proc.h

Lines changed: 6 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
88
* Portions Copyright (c) 1994, Regents of the University of California
99
*
10-
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.432 2006/12/24 00:29:19 tgl Exp $
10+
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.433 2006/12/28 14:28:36 petere Exp $
1111
*
1212
* NOTES
1313
* The script catalog/genbki.sh reads this file and generates .bki
@@ -3987,6 +3987,11 @@ DATA(insert OID = 2896 ( xml PGNSP PGUID 12 f f t f i 1 142 "25" _null_ _n
39873987
DESCR("perform a non-validating parse of a character string to produce an XML value");
39883988
DATA(insertOID=2897 (xmlvalidatePGNSPPGUID12fftfi216"142 25"_null__null__null_xmlvalidate-_null_ ));
39893989
DESCR("validate an XML value");
3990+
DATA(insertOID=2898 (xml_recvPGNSPPGUID12fftfs1142"2281"_null__null__null_xml_recv-_null_ ));
3991+
DESCR("I/O");
3992+
DATA(insertOID=2899 (xml_sendPGNSPPGUID12fftfs117"142"_null__null__null_xml_send-_null_ ));
3993+
DESCR("I/O");
3994+
39903995

39913996
/*
39923997
* Symbolic values for provolatile column: these indicate whether the result

‎src/include/catalog/pg_type.h

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
99
* Portions Copyright (c) 1994, Regents of the University of California
1010
*
11-
* $PostgreSQL: pgsql/src/include/catalog/pg_type.h,v 1.174 2006/12/2801:09:01 tgl Exp $
11+
* $PostgreSQL: pgsql/src/include/catalog/pg_type.h,v 1.175 2006/12/2814:28:36 petere Exp $
1212
*
1313
* NOTES
1414
* the genbki.sh script reads this file and generates .bki
@@ -316,7 +316,7 @@ DATA(insert OID = 83 (pg_classPGNSP PGUID -1 f c t \054 1259 0 record_in reco
316316
#definePG_CLASS_RELTYPE_OID 83
317317

318318
/* OIDS 100 - 199 */
319-
DATA(insertOID=142 (xmlPGNSPPGUID-1fbt \05400xml_inxml_out---ixf0-10_null__null_ ));
319+
DATA(insertOID=142 (xmlPGNSPPGUID-1fbt \05400xml_inxml_outxml_recvxml_send-ixf0-10_null__null_ ));
320320
DESCR("XML content");
321321
#defineXMLOID 142
322322
DATA(insertOID=143 (_xmlPGNSPPGUID-1fbt \0540142array_inarray_outarray_recvarray_send-ixf0-10_null__null_ ));

‎src/include/utils/xml.h

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
88
* Portions Copyright (c) 1994, Regents of the University of California
99
*
10-
* $PostgreSQL: pgsql/src/include/utils/xml.h,v 1.3 2006/12/24 00:29:20 tgl Exp $
10+
* $PostgreSQL: pgsql/src/include/utils/xml.h,v 1.4 2006/12/28 14:28:36 petere Exp $
1111
*
1212
*-------------------------------------------------------------------------
1313
*/
@@ -26,6 +26,8 @@ typedef struct varlena xmltype;
2626

2727
externDatumxml_in(PG_FUNCTION_ARGS);
2828
externDatumxml_out(PG_FUNCTION_ARGS);
29+
externDatumxml_recv(PG_FUNCTION_ARGS);
30+
externDatumxml_send(PG_FUNCTION_ARGS);
2931
externDatumxmlcomment(PG_FUNCTION_ARGS);
3032
externDatumtexttoxml(PG_FUNCTION_ARGS);
3133
externDatumxmlvalidate(PG_FUNCTION_ARGS);

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