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/*-------------------------------------------------------------------------
*
* parse_type.h
* handle type operations for parser
*
* Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/parser/parse_type.h
*
*-------------------------------------------------------------------------
*/
#ifndef PARSE_TYPE_H
#define PARSE_TYPE_H
#include "access/htup.h"
#include "parser/parse_node.h"
typedef HeapTuple Type;
extern Type LookupTypeName(ParseState *pstate, const TypeName *typeName,
int32 *typmod_p, bool missing_ok);
extern Type LookupTypeNameExtended(ParseState *pstate,
const TypeName *typeName, int32 *typmod_p,
bool temp_ok, bool missing_ok);
extern Oid LookupTypeNameOid(ParseState *pstate, const TypeName *typeName,
bool missing_ok);
extern Type typenameType(ParseState *pstate, const TypeName *typeName,
int32 *typmod_p);
extern Oid typenameTypeId(ParseState *pstate, const TypeName *typeName);
extern void typenameTypeIdAndMod(ParseState *pstate, const TypeName *typeName,
Oid *typeid_p, int32 *typmod_p);
extern char *TypeNameToString(const TypeName *typeName);
extern char *TypeNameListToString(List *typenames);
extern Oid LookupCollation(ParseState *pstate, List *collnames, int location);
extern Oid GetColumnDefCollation(ParseState *pstate, const ColumnDef *coldef, Oid typeOid);
extern Type typeidType(Oid id);
extern Oid typeTypeId(Type tp);
extern int16 typeLen(Type t);
extern bool typeByVal(Type t);
extern char *typeTypeName(Type t);
extern Oid typeTypeRelid(Type typ);
extern Oid typeTypeCollation(Type typ);
extern Datum stringTypeDatum(Type tp, char *string, int32 atttypmod);
extern Oid typeidTypeRelid(Oid type_id);
extern Oid typeOrDomainTypeRelid(Oid type_id);
extern TypeName *typeStringToTypeName(const char *str, Node *escontext);
extern bool parseTypeString(const char *str, Oid *typeid_p, int32 *typmod_p,
Node *escontext);
/* true if typeid is composite, or domain over composite, but not RECORD */
#define ISCOMPLEX(typeid) (typeOrDomainTypeRelid(typeid) != InvalidOid)
#endif /* PARSE_TYPE_H */
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