src/include/parser/parse_type.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * parse_type.h
   4  *              handle type operations for parser
   5  *
   6  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
   7  * Portions Copyright (c) 1994, Regents of the University of California
   8  *
   9  * $PostgreSQL$
  10  *
  11  *-------------------------------------------------------------------------
  12  */
  13 #ifndef PARSE_TYPE_H
  14 #define PARSE_TYPE_H
  15
  16 #include "access/htup.h"
  17 #include "parser/parse_node.h"
  18
  19
  20 typedef HeapTuple Type;
  21
  22 extern Type LookupTypeName(ParseState *pstate, const TypeName *typename,
  23                            int32 *typmod_p);
  24 extern Type typenameType(ParseState *pstate, const TypeName *typename,
  25                          int32 *typmod_p);
  26 extern Oid typenameTypeId(ParseState *pstate, const TypeName *typename,
  27                            int32 *typmod_p);
  28
  29 extern char *TypeNameToString(const TypeName *typename);
  30 extern char *TypeNameListToString(List *typenames);
  31
  32 extern Type typeidType(Oid id);
  33
  34 extern Oid      typeTypeId(Type tp);
  35 extern int16 typeLen(Type t);
  36 extern bool typeByVal(Type t);
  37 extern char *typeTypeName(Type t);
  38 extern Oid      typeTypeRelid(Type typ);
  39 extern Datum stringTypeDatum(Type tp, char *string, int32 atttypmod);
  40
  41 extern Oid      typeidTypeRelid(Oid type_id);
  42
  43 extern void parseTypeString(const char *str, Oid *type_id, int32 *typmod_p);
  44
  45 #define ISCOMPLEX(typeid) (typeidTypeRelid(typeid) != InvalidOid)
  46
  47 #endif   /* PARSE_TYPE_H */