mirror/postgresql
2
0
Fork 0
mirror of https://git.postgresql.org/git/postgresql.git synced 2025-02-23 19:39:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

Convert *GetDatum() and DatumGet*() macros to inline functions

Browse Source 
The previous macro implementations just cast the argument to a target
type but did not check whether the input type was appropriate.  The
function implementation can do better type checking of the input type.

Reviewed-by: Aleksander Alekseev <aleksander@timescale.com>
Discussion: https://www.postgresql.org/message-id/flat/8528fb7e-0aa2-6b54-85fb-0c0886dbd6ed%40enterprisedb.com
This commit is contained in:
Peter Eisentraut 2022-09-12 17:35:55 +02:00
parent 8cb2a22bbb
commit 595836e99b
27 changed files with 658 additions and 189 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
contrib/intarray/_int_gist.c
View File

@ -51,7 +51,7 @@ g_int_consistent(PG_FUNCTION_ARGS)
/* Oid subtype = PG_GETARG_OID(3); */
bool *recheck = (bool *) PG_GETARG_POINTER(4);
bool retval;
bool retval = false; /* silence compiler warning */
/* this is exact except for RTSameStrategyNumber */
*recheck = (strategy == RTSameStrategyNumber);

2
doc/src/sgml/xfunc.sgml
View File

@ -2763,7 +2763,7 @@ c_overpaid(PG_FUNCTION_ARGS)
is null. <function>GetAttributeByName</function> returns a <type>Datum</type>
value that you can convert to the proper data type by using the
appropriate <function>DatumGet<replaceable>XXX</replaceable>()</function>
macro. Note that the return value is meaningless if the null flag is
function. Note that the return value is meaningless if the null flag is
set; always check the null flag before trying to do anything with the
result.
</para>

2
src/backend/access/gist/gistutil.c
View File

@ -280,7 +280,7 @@ gistMakeUnionKey(GISTSTATE *giststate, int attno,
bool
gistKeyIsEQ(GISTSTATE *giststate, int attno, Datum a, Datum b)
{
bool result;
bool result = false; /* silence compiler warning */
FunctionCall3Coll(&giststate->equalFn[attno],
giststate->supportCollation[attno],

4
src/backend/tsearch/ts_parse.c
View File

@ -354,7 +354,7 @@ void
parsetext(Oid cfgId, ParsedText *prs, char *buf, int buflen)
{
int type,
lenlemm;
lenlemm = 0; /* silence compiler warning */
char *lemm = NULL;
LexizeData ldata;
TSLexeme *norms;
@ -529,7 +529,7 @@ void
hlparsetext(Oid cfgId, HeadlineParsedText *prs, TSQuery query, char *buf, int buflen)
{
int type,
lenlemm;
lenlemm = 0; /* silence compiler warning */
char *lemm = NULL;
LexizeData ldata;
TSLexeme *norms;

12
src/backend/utils/mb/mbutils.c
View File

@ -409,8 +409,8 @@ pg_do_encoding_conversion(unsigned char *src, int len,
(void) OidFunctionCall6(proc,
Int32GetDatum(src_encoding),
Int32GetDatum(dest_encoding),
CStringGetDatum(src),
CStringGetDatum(result),
CStringGetDatum((char *) src),
CStringGetDatum((char *) result),
Int32GetDatum(len),
BoolGetDatum(false));
@ -485,8 +485,8 @@ pg_do_encoding_conversion_buf(Oid proc,
result = OidFunctionCall6(proc,
Int32GetDatum(src_encoding),
Int32GetDatum(dest_encoding),
CStringGetDatum(src),
CStringGetDatum(dest),
CStringGetDatum((char *) src),
CStringGetDatum((char *) dest),
Int32GetDatum(srclen),
BoolGetDatum(noError));
return DatumGetInt32(result);
@ -910,8 +910,8 @@ pg_unicode_to_server(pg_wchar c, unsigned char *s)
FunctionCall6(Utf8ToServerConvProc,
Int32GetDatum(PG_UTF8),
Int32GetDatum(server_encoding),
CStringGetDatum(c_as_utf8),
CStringGetDatum(s),
CStringGetDatum((char *) c_as_utf8),
CStringGetDatum((char *) s),
Int32GetDatum(c_as_utf8_len),
BoolGetDatum(false));
}

14
src/include/access/gin.h
View File

@ -62,8 +62,18 @@ typedef char GinTernaryValue;
#define GIN_MAYBE 2 /* don't know if item is present / don't know
* if matches */
#define DatumGetGinTernaryValue(X) ((GinTernaryValue)(X))
#define GinTernaryValueGetDatum(X) ((Datum)(X))
static inline GinTernaryValue
DatumGetGinTernaryValue(Datum X)
{
return (GinTernaryValue) X;
}
static inline Datum
GinTernaryValueGetDatum(GinTernaryValue X)
{
return (Datum) X;
}
#define PG_RETURN_GIN_TERNARY_VALUE(x) return GinTernaryValueGetDatum(x)
/* GUC parameters */

14
src/include/funcapi.h
View File

@ -204,7 +204,7 @@ extern TupleDesc build_function_result_tupdesc_t(HeapTuple procTuple);
* Datum HeapTupleHeaderGetDatum(HeapTupleHeader tuple) - convert a
* HeapTupleHeader to a Datum.
*
* Macro declarations:
* Inline declarations:
* HeapTupleGetDatum(HeapTuple tuple) - convert a HeapTuple to a Datum.
*
* Obsolete routines and macros:
@ -217,10 +217,6 @@ extern TupleDesc build_function_result_tupdesc_t(HeapTuple procTuple);
*----------
*/
#define HeapTupleGetDatum(tuple) HeapTupleHeaderGetDatum((tuple)->t_data)
/* obsolete version of above */
#define TupleGetDatum(_slot, _tuple) HeapTupleGetDatum(_tuple)
extern TupleDesc RelationNameGetTupleDesc(const char *relname);
extern TupleDesc TypeGetTupleDesc(Oid typeoid, List *colaliases);
@ -230,6 +226,14 @@ extern AttInMetadata *TupleDescGetAttInMetadata(TupleDesc tupdesc);
extern HeapTuple BuildTupleFromCStrings(AttInMetadata *attinmeta, char **values);
extern Datum HeapTupleHeaderGetDatum(HeapTupleHeader tuple);
static inline Datum
HeapTupleGetDatum(const HeapTupleData *tuple)
{
return HeapTupleHeaderGetDatum(tuple->t_data);
}
/* obsolete version of above */
#define TupleGetDatum(_slot, _tuple) HeapTupleGetDatum(_tuple)
/*----------
* Support for Set Returning Functions (SRFs)

275
src/include/postgres.h
View File

@ -24,7 +24,7 @@
* section description
* ------- ------------------------------------------------
* 1) variable-length datatypes (TOAST support)
* 2) Datum type + support macros
* 2) Datum type + support functions
* 3) miscellaneous
*
* NOTES
@ -395,7 +395,7 @@ typedef struct
/* ----------------------------------------------------------------
* Section 2: Datum type + support macros
* Section 2: Datum type + support functions
* ----------------------------------------------------------------
*/
@ -405,7 +405,7 @@ typedef struct
*
* sizeof(Datum) == sizeof(void *) == 4 or 8
*
* The macros below and the analogous macros for other types should be used to
* The functions below and the analogous functions for other types should be used to
* convert between a Datum and the appropriate C type.
*/
@ -434,8 +434,11 @@ typedef struct NullableDatum
*
* Note: any nonzero value will be considered true.
*/
#define DatumGetBool(X) ((bool) ((X) != 0))
static inline bool
DatumGetBool(Datum X)
{
return (X != 0);
}
/*
* BoolGetDatum
@ -443,162 +446,231 @@ typedef struct NullableDatum
*
* Note: any nonzero value will be considered true.
*/
#define BoolGetDatum(X) ((Datum) ((X) ? 1 : 0))
static inline Datum
BoolGetDatum(bool X)
{
return (Datum) (X ? 1 : 0);
}
/*
* DatumGetChar
* Returns character value of a datum.
*/
#define DatumGetChar(X) ((char) (X))
static inline char
DatumGetChar(Datum X)
{
return (char) X;
}
/*
* CharGetDatum
* Returns datum representation for a character.
*/
#define CharGetDatum(X) ((Datum) (X))
static inline Datum
CharGetDatum(char X)
{
return (Datum) X;
}
/*
* Int8GetDatum
* Returns datum representation for an 8-bit integer.
*/
#define Int8GetDatum(X) ((Datum) (X))
static inline Datum
Int8GetDatum(int8 X)
{
return (Datum) X;
}
/*
* DatumGetUInt8
* Returns 8-bit unsigned integer value of a datum.
*/
#define DatumGetUInt8(X) ((uint8) (X))
static inline uint8
DatumGetUInt8(Datum X)
{
return (uint8) X;
}
/*
* UInt8GetDatum
* Returns datum representation for an 8-bit unsigned integer.
*/
#define UInt8GetDatum(X) ((Datum) (X))
static inline Datum
UInt8GetDatum(uint8 X)
{
return (Datum) X;
}
/*
* DatumGetInt16
* Returns 16-bit integer value of a datum.
*/
#define DatumGetInt16(X) ((int16) (X))
static inline int16
DatumGetInt16(Datum X)
{
return (int16) X;
}
/*
* Int16GetDatum
* Returns datum representation for a 16-bit integer.
*/
#define Int16GetDatum(X) ((Datum) (X))
static inline Datum
Int16GetDatum(int16 X)
{
return (Datum) X;
}
/*
* DatumGetUInt16
* Returns 16-bit unsigned integer value of a datum.
*/
#define DatumGetUInt16(X) ((uint16) (X))
static inline uint16
DatumGetUInt16(Datum X)
{
return (uint16) X;
}
/*
* UInt16GetDatum
* Returns datum representation for a 16-bit unsigned integer.
*/
#define UInt16GetDatum(X) ((Datum) (X))
static inline Datum
UInt16GetDatum(uint16 X)
{
return (Datum) X;
}
/*
* DatumGetInt32
* Returns 32-bit integer value of a datum.
*/
#define DatumGetInt32(X) ((int32) (X))
static inline int32
DatumGetInt32(Datum X)
{
return (int32) X;
}
/*
* Int32GetDatum
* Returns datum representation for a 32-bit integer.
*/
#define Int32GetDatum(X) ((Datum) (X))
static inline Datum
Int32GetDatum(int32 X)
{
return (Datum) X;
}
/*
* DatumGetUInt32
* Returns 32-bit unsigned integer value of a datum.
*/
#define DatumGetUInt32(X) ((uint32) (X))
static inline uint32
DatumGetUInt32(Datum X)
{
return (uint32) X;
}
/*
* UInt32GetDatum
* Returns datum representation for a 32-bit unsigned integer.
*/
#define UInt32GetDatum(X) ((Datum) (X))
static inline Datum
UInt32GetDatum(uint32 X)
{
return (Datum) X;
}
/*
* DatumGetObjectId
* Returns object identifier value of a datum.
*/
#define DatumGetObjectId(X) ((Oid) (X))
static inline Oid
DatumGetObjectId(Datum X)
{
return (Oid) X;
}
/*
* ObjectIdGetDatum
* Returns datum representation for an object identifier.
*/
#define ObjectIdGetDatum(X) ((Datum) (X))
static inline Datum
ObjectIdGetDatum(Oid X)
{
return (Datum) X;
}
/*
* DatumGetTransactionId
* Returns transaction identifier value of a datum.
*/
#define DatumGetTransactionId(X) ((TransactionId) (X))
static inline TransactionId
DatumGetTransactionId(Datum X)
{
return (TransactionId) X;
}
/*
* TransactionIdGetDatum
* Returns datum representation for a transaction identifier.
*/
#define TransactionIdGetDatum(X) ((Datum) (X))
static inline Datum
TransactionIdGetDatum(TransactionId X)
{
return (Datum) X;
}
/*
* MultiXactIdGetDatum
* Returns datum representation for a multixact identifier.
*/
#define MultiXactIdGetDatum(X) ((Datum) (X))
static inline Datum
MultiXactIdGetDatum(MultiXactId X)
{
return (Datum) X;
}
/*
* DatumGetCommandId
* Returns command identifier value of a datum.
*/
#define DatumGetCommandId(X) ((CommandId) (X))
static inline CommandId
DatumGetCommandId(Datum X)
{
return (CommandId) X;
}
/*
* CommandIdGetDatum
* Returns datum representation for a command identifier.
*/
#define CommandIdGetDatum(X) ((Datum) (X))
static inline Datum
CommandIdGetDatum(CommandId X)
{
return (Datum) X;
}
/*
* DatumGetPointer
* Returns pointer value of a datum.
*/
#define DatumGetPointer(X) ((Pointer) (X))
static inline Pointer
DatumGetPointer(Datum X)
{
return (Pointer) X;
}
/*
* PointerGetDatum
* Returns datum representation for a pointer.
*/
#define PointerGetDatum(X) ((Datum) (X))
static inline Datum
PointerGetDatum(const void *X)
{
return (Datum) X;
}
/*
* DatumGetCString
@ -607,8 +679,11 @@ typedef struct NullableDatum
* Note: C string is not a full-fledged Postgres type at present,
* but type input functions use this conversion for their inputs.
*/
#define DatumGetCString(X) ((char *) DatumGetPointer(X))
static inline char *
DatumGetCString(Datum X)
{
return (char *) DatumGetPointer(X);
}
/*
* CStringGetDatum
@ -619,15 +694,21 @@ typedef struct NullableDatum
* Note: CString is pass-by-reference; caller must ensure the pointed-to
* value has adequate lifetime.
*/
#define CStringGetDatum(X) PointerGetDatum(X)
static inline Datum
CStringGetDatum(const char *X)
{
return PointerGetDatum(X);
}
/*
* DatumGetName
* Returns name value of a datum.
*/
#define DatumGetName(X) ((Name) DatumGetPointer(X))
static inline Name
DatumGetName(Datum X)
{
return (Name) DatumGetPointer(X);
}
/*
* NameGetDatum
@ -636,21 +717,27 @@ typedef struct NullableDatum
* Note: Name is pass-by-reference; caller must ensure the pointed-to
* value has adequate lifetime.
*/
#define NameGetDatum(X) CStringGetDatum(NameStr(*(X)))
static inline Datum
NameGetDatum(const NameData *X)
{
return CStringGetDatum(NameStr(*X));
}
/*
* DatumGetInt64
* Returns 64-bit integer value of a datum.
*
* Note: this macro hides whether int64 is pass by value or by reference.
* Note: this function hides whether int64 is pass by value or by reference.
*/
static inline int64
DatumGetInt64(Datum X)
{
#ifdef USE_FLOAT8_BYVAL
#define DatumGetInt64(X) ((int64) (X))
return (int64) X;
#else
#define DatumGetInt64(X) (* ((int64 *) DatumGetPointer(X)))
return *((int64 *) DatumGetPointer(X));
#endif
}
/*
* Int64GetDatum
@ -659,25 +746,32 @@ typedef struct NullableDatum
* Note: if int64 is pass by reference, this function returns a reference
* to palloc'd space.
*/
#ifdef USE_FLOAT8_BYVAL
#define Int64GetDatum(X) ((Datum) (X))
static inline Datum
Int64GetDatum(int64 X)
{
return (Datum) X;
}
#else
extern Datum Int64GetDatum(int64 X);
#endif
/*
* DatumGetUInt64
* Returns 64-bit unsigned integer value of a datum.
*
* Note: this macro hides whether int64 is pass by value or by reference.
* Note: this function hides whether int64 is pass by value or by reference.
*/
static inline uint64
DatumGetUInt64(Datum X)
{
#ifdef USE_FLOAT8_BYVAL
#define DatumGetUInt64(X) ((uint64) (X))
return (uint64) X;
#else
#define DatumGetUInt64(X) (* ((uint64 *) DatumGetPointer(X)))
return *((uint64 *) DatumGetPointer(X));
#endif
}
/*
* UInt64GetDatum
@ -686,12 +780,15 @@ extern Datum Int64GetDatum(int64 X);
* Note: if int64 is pass by reference, this function returns a reference
* to palloc'd space.
*/
static inline Datum
UInt64GetDatum(uint64 X)
{
#ifdef USE_FLOAT8_BYVAL
#define UInt64GetDatum(X) ((Datum) (X))
return (Datum) X;
#else
#define UInt64GetDatum(X) Int64GetDatum((int64) (X))
return Int64GetDatum((int64) X);
#endif
}
/*
* Float <-> Datum conversions
@ -739,13 +836,12 @@ Float4GetDatum(float4 X)
* DatumGetFloat8
* Returns 8-byte floating point value of a datum.
*
* Note: this macro hides whether float8 is pass by value or by reference.
* Note: this function hides whether float8 is pass by value or by reference.
*/
#ifdef USE_FLOAT8_BYVAL
static inline float8
DatumGetFloat8(Datum X)
{
#ifdef USE_FLOAT8_BYVAL
union
{
int64 value;
@ -754,10 +850,10 @@ DatumGetFloat8(Datum X)
myunion.value = DatumGetInt64(X);
return myunion.retval;
}
#else
#define DatumGetFloat8(X) (* ((float8 *) DatumGetPointer(X)))
return *((float8 *) DatumGetPointer(X));
#endif
}
/*
* Float8GetDatum
@ -766,7 +862,6 @@ DatumGetFloat8(Datum X)
* Note: if float8 is pass by reference, this function returns a reference
* to palloc'd space.
*/
#ifdef USE_FLOAT8_BYVAL
static inline Datum
Float8GetDatum(float8 X)
@ -789,22 +884,34 @@ extern Datum Float8GetDatum(float8 X);
* Int64GetDatumFast
* Float8GetDatumFast
*
* These macros are intended to allow writing code that does not depend on
* These functions are intended to allow writing code that does not depend on
* whether int64 and float8 are pass-by-reference types, while not
* sacrificing performance when they are. The argument must be a variable
* that will exist and have the same value for as long as the Datum is needed.
* In the pass-by-ref case, the address of the variable is taken to use as
* the Datum. In the pass-by-val case, these will be the same as the non-Fast
* macros.
* functions.
*/
static inline Datum
Int64GetDatumFast(int64 X)
{
#ifdef USE_FLOAT8_BYVAL
#define Int64GetDatumFast(X) Int64GetDatum(X)
#define Float8GetDatumFast(X) Float8GetDatum(X)
return Int64GetDatum(X);
#else
#define Int64GetDatumFast(X) PointerGetDatum(&(X))
#define Float8GetDatumFast(X) PointerGetDatum(&(X))
return PointerGetDatum(&X);
#endif
}
static inline Datum
Float8GetDatumFast(float8 X)
{
#ifdef USE_FLOAT8_BYVAL
return Float8GetDatum(X);
#else
return PointerGetDatum(&X);
#endif
}
/* ----------------------------------------------------------------

46
src/include/tsearch/ts_type.h
View File

@ -111,12 +111,27 @@ typedef TSVectorData *TSVector;
#define POSDATAPTR(x,e) (_POSVECPTR(x,e)->pos)
/*
* fmgr interface macros
* fmgr interface functions
*/
#define DatumGetTSVector(X) ((TSVector) PG_DETOAST_DATUM(X))
#define DatumGetTSVectorCopy(X) ((TSVector) PG_DETOAST_DATUM_COPY(X))
#define TSVectorGetDatum(X) PointerGetDatum(X)
static inline TSVector
DatumGetTSVector(Datum X)
{
return (TSVector) PG_DETOAST_DATUM(X);
}
static inline TSVector
DatumGetTSVectorCopy(Datum X)
{
return (TSVector) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
TSVectorGetDatum(const TSVectorData *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_TSVECTOR(n) DatumGetTSVector(PG_GETARG_DATUM(n))
#define PG_GETARG_TSVECTOR_COPY(n) DatumGetTSVectorCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_TSVECTOR(x) return TSVectorGetDatum(x)
@ -227,14 +242,29 @@ typedef TSQueryData *TSQuery;
#define GETOPERAND(x) ( (char*)GETQUERY(x) + ((TSQuery)(x))->size * sizeof(QueryItem) )
/*
* fmgr interface macros
* fmgr interface functions
* Note, TSQuery type marked as plain storage, so it can't be toasted
* but PG_DETOAST_DATUM_COPY is used for simplicity
*/
#define DatumGetTSQuery(X) ((TSQuery) DatumGetPointer(X))
#define DatumGetTSQueryCopy(X) ((TSQuery) PG_DETOAST_DATUM_COPY(X))
#define TSQueryGetDatum(X) PointerGetDatum(X)
static inline TSQuery
DatumGetTSQuery(Datum X)
{
return (TSQuery) DatumGetPointer(X);
}
static inline TSQuery
DatumGetTSQueryCopy(Datum X)
{
return (TSQuery) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
TSQueryGetDatum(const TSQueryData *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_TSQUERY(n) DatumGetTSQuery(PG_GETARG_DATUM(n))
#define PG_GETARG_TSQUERY_COPY(n) DatumGetTSQueryCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_TSQUERY(x) return TSQueryGetDatum(x)

14
src/include/tsearch/ts_utils.h
View File

@ -243,8 +243,18 @@ typedef uint64 TSQuerySign;
#define TSQS_SIGLEN (sizeof(TSQuerySign)*BITS_PER_BYTE)
#define TSQuerySignGetDatum(X) Int64GetDatum((int64) (X))
#define DatumGetTSQuerySign(X) ((TSQuerySign) DatumGetInt64(X))
static inline Datum
TSQuerySignGetDatum(TSQuerySign X)
{
return Int64GetDatum((int64) X);
}
static inline TSQuerySign
DatumGetTSQuerySign(Datum X)
{
return (TSQuerySign) DatumGetInt64(X);
}
#define PG_RETURN_TSQUERYSIGN(X) return TSQuerySignGetDatum(X)
#define PG_GETARG_TSQUERYSIGN(n) DatumGetTSQuerySign(PG_GETARG_DATUM(n))

14
src/include/utils/cash.h
View File

@ -17,8 +17,18 @@
typedef int64 Cash;
/* Cash is pass-by-reference if and only if int64 is */
#define DatumGetCash(X) ((Cash) DatumGetInt64(X))
#define CashGetDatum(X) Int64GetDatum(X)
static inline Cash
DatumGetCash(Datum X)
{
return DatumGetInt64(X);
}
static inline Datum
CashGetDatum(Cash X)
{
return Int64GetDatum(X);
}
#define PG_GETARG_CASH(n) DatumGetCash(PG_GETARG_DATUM(n))
#define PG_RETURN_CASH(x) return CashGetDatum(x)

42
src/include/utils/date.h
View File

@ -45,18 +45,46 @@ typedef struct
#define MAX_TIME_PRECISION 6
/*
* Macros for fmgr-callable functions.
* Functions for fmgr-callable functions.
*
* For TimeADT, we make use of the same support routines as for int64.
* Therefore TimeADT is pass-by-reference if and only if int64 is!
*/
#define DatumGetDateADT(X) ((DateADT) DatumGetInt32(X))
#define DatumGetTimeADT(X) ((TimeADT) DatumGetInt64(X))
#define DatumGetTimeTzADTP(X) ((TimeTzADT *) DatumGetPointer(X))
static inline DateADT
DatumGetDateADT(Datum X)
{
return (DateADT) DatumGetInt32(X);
}
#define DateADTGetDatum(X) Int32GetDatum(X)
#define TimeADTGetDatum(X) Int64GetDatum(X)
#define TimeTzADTPGetDatum(X) PointerGetDatum(X)
static inline TimeADT
DatumGetTimeADT(Datum X)
{
return (TimeADT) DatumGetInt64(X);
}
static inline TimeTzADT *
DatumGetTimeTzADTP(Datum X)
{
return (TimeTzADT *) DatumGetPointer(X);
}
static inline Datum
DateADTGetDatum(DateADT X)
{
return Int32GetDatum(X);
}
static inline Datum
TimeADTGetDatum(TimeADT X)
{
return Int64GetDatum(X);
}
static inline Datum
TimeTzADTPGetDatum(const TimeTzADT *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_DATEADT(n) DatumGetDateADT(PG_GETARG_DATUM(n))
#define PG_GETARG_TIMEADT(n) DatumGetTimeADT(PG_GETARG_DATUM(n))

13
src/include/utils/expandeddatum.h
View File

@ -133,8 +133,17 @@ struct ExpandedObjectHeader
* (More of these might be worth inlining later.)
*/
#define EOHPGetRWDatum(eohptr) PointerGetDatum((eohptr)->eoh_rw_ptr)
#define EOHPGetRODatum(eohptr) PointerGetDatum((eohptr)->eoh_ro_ptr)
static inline Datum
EOHPGetRWDatum(const struct ExpandedObjectHeader *eohptr)
{
return PointerGetDatum(eohptr->eoh_rw_ptr);
}
static inline Datum
EOHPGetRODatum(const struct ExpandedObjectHeader *eohptr)
{
return PointerGetDatum(eohptr->eoh_ro_ptr);
}
/* Does the Datum represent a writable expanded object? */
#define DatumIsReadWriteExpandedObject(d, isnull, typlen) \

16
src/include/utils/expandedrecord.h
View File

@ -138,10 +138,20 @@ typedef struct ExpandedRecordHeader
MemoryContextCallback er_mcb;
} ExpandedRecordHeader;
/* fmgr macros for expanded record objects */
/* fmgr functions and macros for expanded record objects */
static inline Datum
ExpandedRecordGetDatum(const ExpandedRecordHeader *erh)
{
return EOHPGetRWDatum(&erh->hdr);
}
static inline Datum
ExpandedRecordGetRODatum(const ExpandedRecordHeader *erh)
{
return EOHPGetRODatum(&erh->hdr);
}
#define PG_GETARG_EXPANDED_RECORD(n) DatumGetExpandedRecord(PG_GETARG_DATUM(n))
#define ExpandedRecordGetDatum(erh) EOHPGetRWDatum(&(erh)->hdr)
#define ExpandedRecordGetRODatum(erh) EOHPGetRODatum(&(erh)->hdr)
#define PG_RETURN_EXPANDED_RECORD(x) PG_RETURN_DATUM(ExpandedRecordGetDatum(x))
/* assorted other macros */

98
src/include/utils/geo_decls.h
View File

@ -166,48 +166,112 @@ typedef struct
} CIRCLE;
/*
* fmgr interface macros
* fmgr interface functions
*
* Path and Polygon are toastable varlena types, the others are just
* fixed-size pass-by-reference types.
*/
#define DatumGetPointP(X) ((Point *) DatumGetPointer(X))
#define PointPGetDatum(X) PointerGetDatum(X)
static inline Point *
DatumGetPointP(Datum X)
{
return (Point *) DatumGetPointer(X);
}
static inline Datum
PointPGetDatum(const Point *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_POINT_P(n) DatumGetPointP(PG_GETARG_DATUM(n))
#define PG_RETURN_POINT_P(x) return PointPGetDatum(x)
#define DatumGetLsegP(X) ((LSEG *) DatumGetPointer(X))
#define LsegPGetDatum(X) PointerGetDatum(X)
static inline LSEG *
DatumGetLsegP(Datum X)
{
return (LSEG *) DatumGetPointer(X);
}
static inline Datum
LsegPGetDatum(const LSEG *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_LSEG_P(n) DatumGetLsegP(PG_GETARG_DATUM(n))
#define PG_RETURN_LSEG_P(x) return LsegPGetDatum(x)
#define DatumGetPathP(X) ((PATH *) PG_DETOAST_DATUM(X))
#define DatumGetPathPCopy(X) ((PATH *) PG_DETOAST_DATUM_COPY(X))
#define PathPGetDatum(X) PointerGetDatum(X)
static inline PATH *
DatumGetPathP(Datum X)
{
return (PATH *) PG_DETOAST_DATUM(X);
}
static inline PATH *
DatumGetPathPCopy(Datum X)
{
return (PATH *) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
PathPGetDatum(const PATH *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_PATH_P(n) DatumGetPathP(PG_GETARG_DATUM(n))
#define PG_GETARG_PATH_P_COPY(n) DatumGetPathPCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_PATH_P(x) return PathPGetDatum(x)
#define DatumGetLineP(X) ((LINE *) DatumGetPointer(X))
#define LinePGetDatum(X) PointerGetDatum(X)
static inline LINE *
DatumGetLineP(Datum X)
{
return (LINE *) DatumGetPointer(X);
}
static inline Datum
LinePGetDatum(const LINE *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_LINE_P(n) DatumGetLineP(PG_GETARG_DATUM(n))
#define PG_RETURN_LINE_P(x) return LinePGetDatum(x)
#define DatumGetBoxP(X) ((BOX *) DatumGetPointer(X))
#define BoxPGetDatum(X) PointerGetDatum(X)
static inline BOX *
DatumGetBoxP(Datum X)
{
return (BOX *) DatumGetPointer(X);
}
static inline Datum
BoxPGetDatum(const BOX *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_BOX_P(n) DatumGetBoxP(PG_GETARG_DATUM(n))
#define PG_RETURN_BOX_P(x) return BoxPGetDatum(x)
#define DatumGetPolygonP(X) ((POLYGON *) PG_DETOAST_DATUM(X))
#define DatumGetPolygonPCopy(X) ((POLYGON *) PG_DETOAST_DATUM_COPY(X))
#define PolygonPGetDatum(X) PointerGetDatum(X)
static inline POLYGON *
DatumGetPolygonP(Datum X)
{
return (POLYGON *) PG_DETOAST_DATUM(X);
}
static inline POLYGON *
DatumGetPolygonPCopy(Datum X)
{
return (POLYGON *) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
PolygonPGetDatum(const POLYGON *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_POLYGON_P(n) DatumGetPolygonP(PG_GETARG_DATUM(n))
#define PG_GETARG_POLYGON_P_COPY(n) DatumGetPolygonPCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_POLYGON_P(x) return PolygonPGetDatum(x)
#define DatumGetCircleP(X) ((CIRCLE *) DatumGetPointer(X))
#define CirclePGetDatum(X) PointerGetDatum(X)
static inline CIRCLE *
DatumGetCircleP(Datum X)
{
return (CIRCLE *) DatumGetPointer(X);
}
static inline Datum
CirclePGetDatum(const CIRCLE *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_CIRCLE_P(n) DatumGetCircleP(PG_GETARG_DATUM(n))
#define PG_RETURN_CIRCLE_P(x) return CirclePGetDatum(x)

49
src/include/utils/inet.h
View File

@ -119,23 +119,58 @@ typedef struct macaddr8
/*
* fmgr interface macros
*/
#define DatumGetInetPP(X) ((inet *) PG_DETOAST_DATUM_PACKED(X))
#define InetPGetDatum(X) PointerGetDatum(X)
static inline inet *
DatumGetInetPP(Datum X)
{
return (inet *) PG_DETOAST_DATUM_PACKED(X);
}
static inline Datum
InetPGetDatum(const inet *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_INET_PP(n) DatumGetInetPP(PG_GETARG_DATUM(n))
#define PG_RETURN_INET_P(x) return InetPGetDatum(x)
/* obsolescent variants */
#define DatumGetInetP(X) ((inet *) PG_DETOAST_DATUM(X))
static inline inet *
DatumGetInetP(Datum X)
{
return (inet *) PG_DETOAST_DATUM(X);
}
#define PG_GETARG_INET_P(n) DatumGetInetP(PG_GETARG_DATUM(n))
/* macaddr is a fixed-length pass-by-reference datatype */
#define DatumGetMacaddrP(X) ((macaddr *) DatumGetPointer(X))
#define MacaddrPGetDatum(X) PointerGetDatum(X)
static inline macaddr *
DatumGetMacaddrP(Datum X)
{
return (macaddr *) DatumGetPointer(X);
}
static inline Datum
MacaddrPGetDatum(const macaddr *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_MACADDR_P(n) DatumGetMacaddrP(PG_GETARG_DATUM(n))
#define PG_RETURN_MACADDR_P(x) return MacaddrPGetDatum(x)
/* macaddr8 is a fixed-length pass-by-reference datatype */
#define DatumGetMacaddr8P(X) ((macaddr8 *) DatumGetPointer(X))
#define Macaddr8PGetDatum(X) PointerGetDatum(X)
static inline macaddr8 *
DatumGetMacaddr8P(Datum X)
{
return (macaddr8 *) DatumGetPointer(X);
}
static inline Datum
Macaddr8PGetDatum(const macaddr8 *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_MACADDR8_P(n) DatumGetMacaddr8P(PG_GETARG_DATUM(n))
#define PG_RETURN_MACADDR8_P(x) return Macaddr8PGetDatum(x)

31
src/include/utils/jsonb.h
View File

@ -67,14 +67,6 @@ typedef enum
#define JGINFLAG_HASHED 0x10 /* OR'd into flag if value was hashed */
#define JGIN_MAXLENGTH 125 /* max length of text part before hashing */
/* Convenience macros */
#define DatumGetJsonbP(d) ((Jsonb *) PG_DETOAST_DATUM(d))
#define DatumGetJsonbPCopy(d) ((Jsonb *) PG_DETOAST_DATUM_COPY(d))
#define JsonbPGetDatum(p) PointerGetDatum(p)
#define PG_GETARG_JSONB_P(x) DatumGetJsonbP(PG_GETARG_DATUM(x))
#define PG_GETARG_JSONB_P_COPY(x) DatumGetJsonbPCopy(PG_GETARG_DATUM(x))
#define PG_RETURN_JSONB_P(x) PG_RETURN_POINTER(x)
typedef struct JsonbPair JsonbPair;
typedef struct JsonbValue JsonbValue;
@ -375,6 +367,29 @@ typedef struct JsonbIterator
} JsonbIterator;
/* Convenience macros */
static inline Jsonb *
DatumGetJsonbP(Datum d)
{
return (Jsonb *) PG_DETOAST_DATUM(d);
}
static inline Jsonb *
DatumGetJsonbPCopy(Datum d)
{
return (Jsonb *) PG_DETOAST_DATUM_COPY(d);
}
static inline Datum
JsonbPGetDatum(const Jsonb *p)
{
return PointerGetDatum(p);
}
#define PG_GETARG_JSONB_P(x) DatumGetJsonbP(PG_GETARG_DATUM(x))
#define PG_GETARG_JSONB_P_COPY(x) DatumGetJsonbPCopy(PG_GETARG_DATUM(x))
#define PG_RETURN_JSONB_P(x) PG_RETURN_POINTER(x)
/* Support functions */
extern uint32 getJsonbOffset(const JsonbContainer *jc, int index);
extern uint32 getJsonbLength(const JsonbContainer *jc, int index);

14
src/include/utils/jsonpath.h
View File

@ -29,8 +29,18 @@ typedef struct
#define JSONPATH_LAX (0x80000000)
#define JSONPATH_HDRSZ (offsetof(JsonPath, data))
#define DatumGetJsonPathP(d) ((JsonPath *) DatumGetPointer(PG_DETOAST_DATUM(d)))
#define DatumGetJsonPathPCopy(d) ((JsonPath *) DatumGetPointer(PG_DETOAST_DATUM_COPY(d)))
static inline JsonPath *
DatumGetJsonPathP(Datum d)
{
return (JsonPath *) PG_DETOAST_DATUM(d);
}
static inline JsonPath *
DatumGetJsonPathPCopy(Datum d)
{
return (JsonPath *) PG_DETOAST_DATUM_COPY(d);
}
#define PG_GETARG_JSONPATH_P(x) DatumGetJsonPathP(PG_GETARG_DATUM(x))
#define PG_GETARG_JSONPATH_P_COPY(x) DatumGetJsonPathPCopy(PG_GETARG_DATUM(x))
#define PG_RETURN_JSONPATH_P(p) PG_RETURN_POINTER(p)

23
src/include/utils/multirangetypes.h
View File

@ -42,11 +42,26 @@ typedef struct
#define MultirangeIsEmpty(mr) ((mr)->rangeCount == 0)
/*
* fmgr macros for multirange type objects
* fmgr functions for multirange type objects
*/
#define DatumGetMultirangeTypeP(X) ((MultirangeType *) PG_DETOAST_DATUM(X))
#define DatumGetMultirangeTypePCopy(X) ((MultirangeType *) PG_DETOAST_DATUM_COPY(X))
#define MultirangeTypePGetDatum(X) PointerGetDatum(X)
static inline MultirangeType *
DatumGetMultirangeTypeP(Datum X)
{
return (MultirangeType *) PG_DETOAST_DATUM(X);
}
static inline MultirangeType *
DatumGetMultirangeTypePCopy(Datum X)
{
return (MultirangeType *) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
MultirangeTypePGetDatum(const MultirangeType *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_MULTIRANGE_P(n) DatumGetMultirangeTypeP(PG_GETARG_DATUM(n))
#define PG_GETARG_MULTIRANGE_P_COPY(n) DatumGetMultirangeTypePCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_MULTIRANGE_P(x) return MultirangeTypePGetDatum(x)

21
src/include/utils/numeric.h
View File

@ -56,9 +56,24 @@ typedef struct NumericData *Numeric;
* fmgr interface macros
*/
#define DatumGetNumeric(X) ((Numeric) PG_DETOAST_DATUM(X))
#define DatumGetNumericCopy(X) ((Numeric) PG_DETOAST_DATUM_COPY(X))
#define NumericGetDatum(X) PointerGetDatum(X)
static inline Numeric
DatumGetNumeric(Datum X)
{
return (Numeric) PG_DETOAST_DATUM(X);
}
static inline Numeric
DatumGetNumericCopy(Datum X)
{
return (Numeric) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
NumericGetDatum(Numeric X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_NUMERIC(n) DatumGetNumeric(PG_GETARG_DATUM(n))
#define PG_GETARG_NUMERIC_COPY(n) DatumGetNumericCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_NUMERIC(x) return NumericGetDatum(x)

13
src/include/utils/pg_lsn.h
View File

@ -18,8 +18,17 @@
#include "access/xlogdefs.h"
#include "fmgr.h"
#define DatumGetLSN(X) ((XLogRecPtr) DatumGetInt64(X))
#define LSNGetDatum(X) (Int64GetDatum((int64) (X)))
static inline XLogRecPtr
DatumGetLSN(Datum X)
{
return (XLogRecPtr) DatumGetInt64(X);
}
static inline Datum
LSNGetDatum(XLogRecPtr X)
{
return Int64GetDatum((int64) X);
}
#define PG_GETARG_LSN(n) DatumGetLSN(PG_GETARG_DATUM(n))
#define PG_RETURN_LSN(x) return LSNGetDatum(x)

23
src/include/utils/rangetypes.h
View File

@ -68,11 +68,26 @@ typedef struct
} RangeBound;
/*
* fmgr macros for range type objects
* fmgr functions for range type objects
*/
#define DatumGetRangeTypeP(X) ((RangeType *) PG_DETOAST_DATUM(X))
#define DatumGetRangeTypePCopy(X) ((RangeType *) PG_DETOAST_DATUM_COPY(X))
#define RangeTypePGetDatum(X) PointerGetDatum(X)
static inline RangeType *
DatumGetRangeTypeP(Datum X)
{
return (RangeType *) PG_DETOAST_DATUM(X);
}
static inline RangeType *
DatumGetRangeTypePCopy(Datum X)
{
return (RangeType *) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
RangeTypePGetDatum(const RangeType *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_RANGE_P(n) DatumGetRangeTypeP(PG_GETARG_DATUM(n))
#define PG_GETARG_RANGE_P_COPY(n) DatumGetRangeTypePCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_RANGE_P(x) return RangeTypePGetDatum(x)

42
src/include/utils/timestamp.h
View File

@ -19,18 +19,46 @@
/*
* Macros for fmgr-callable functions.
* Functions for fmgr-callable functions.
*
* For Timestamp, we make use of the same support routines as for int64.
* Therefore Timestamp is pass-by-reference if and only if int64 is!
*/
#define DatumGetTimestamp(X) ((Timestamp) DatumGetInt64(X))
#define DatumGetTimestampTz(X) ((TimestampTz) DatumGetInt64(X))
#define DatumGetIntervalP(X) ((Interval *) DatumGetPointer(X))
static inline Timestamp
DatumGetTimestamp(Datum X)
{
return (Timestamp) DatumGetInt64(X);
}
#define TimestampGetDatum(X) Int64GetDatum(X)
#define TimestampTzGetDatum(X) Int64GetDatum(X)
#define IntervalPGetDatum(X) PointerGetDatum(X)
static inline TimestampTz
DatumGetTimestampTz(Datum X)
{
return (TimestampTz) DatumGetInt64(X);
}
static inline Interval *
DatumGetIntervalP(Datum X)
{
return (Interval *) DatumGetPointer(X);
}
static inline Datum
TimestampGetDatum(Timestamp X)
{
return Int64GetDatum(X);
}
static inline Datum
TimestampTzGetDatum(TimestampTz X)
{
return Int64GetDatum(X);
}
static inline Datum
IntervalPGetDatum(const Interval *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_TIMESTAMP(n) DatumGetTimestamp(PG_GETARG_DATUM(n))
#define PG_GETARG_TIMESTAMPTZ(n) DatumGetTimestampTz(PG_GETARG_DATUM(n))

15
src/include/utils/uuid.h
View File

@ -23,9 +23,20 @@ typedef struct pg_uuid_t
} pg_uuid_t;
/* fmgr interface macros */
#define UUIDPGetDatum(X) PointerGetDatum(X)
static inline Datum
UUIDPGetDatum(const pg_uuid_t *X)
{
return PointerGetDatum(X);
}
#define PG_RETURN_UUID_P(X) return UUIDPGetDatum(X)
#define DatumGetUUIDP(X) ((pg_uuid_t *) DatumGetPointer(X))
static inline pg_uuid_t *
DatumGetUUIDP(Datum X)
{
return (pg_uuid_t *) DatumGetPointer(X);
}
#define PG_GETARG_UUID_P(X) DatumGetUUIDP(PG_GETARG_DATUM(X))
#endif /* UUID_H */

21
src/include/utils/varbit.h
View File

@ -41,9 +41,24 @@ typedef struct
* BIT and BIT VARYING are toastable varlena types. They are the same
* as far as representation goes, so we just have one set of macros.
*/
#define DatumGetVarBitP(X) ((VarBit *) PG_DETOAST_DATUM(X))
#define DatumGetVarBitPCopy(X) ((VarBit *) PG_DETOAST_DATUM_COPY(X))
#define VarBitPGetDatum(X) PointerGetDatum(X)
static inline VarBit *
DatumGetVarBitP(Datum X)
{
return (VarBit *) PG_DETOAST_DATUM(X);
}
static inline VarBit *
DatumGetVarBitPCopy(Datum X)
{
return (VarBit *) PG_DETOAST_DATUM_COPY(X);
}
static inline Datum
VarBitPGetDatum(const VarBit *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_VARBIT_P(n) DatumGetVarBitP(PG_GETARG_DATUM(n))
#define PG_GETARG_VARBIT_P_COPY(n) DatumGetVarBitPCopy(PG_GETARG_DATUM(n))
#define PG_RETURN_VARBIT_P(x) return VarBitPGetDatum(x)

14
src/include/utils/xid8.h
View File

@ -14,8 +14,18 @@
#include "access/transam.h"
#define DatumGetFullTransactionId(X) (FullTransactionIdFromU64(DatumGetUInt64(X)))
#define FullTransactionIdGetDatum(X) (UInt64GetDatum(U64FromFullTransactionId(X)))
static inline FullTransactionId
DatumGetFullTransactionId(Datum X)
{
return FullTransactionIdFromU64(DatumGetUInt64(X));
}
static inline Datum
FullTransactionIdGetDatum(FullTransactionId X)
{
return UInt64GetDatum(U64FromFullTransactionId(X));
}
#define PG_GETARG_FULLTRANSACTIONID(X) DatumGetFullTransactionId(PG_GETARG_DATUM(X))
#define PG_RETURN_FULLTRANSACTIONID(X) return FullTransactionIdGetDatum(X)

13
src/include/utils/xml.h
View File

@ -47,8 +47,17 @@ typedef enum
/* struct PgXmlErrorContext is private to xml.c */
typedef struct PgXmlErrorContext PgXmlErrorContext;
#define DatumGetXmlP(X) ((xmltype *) PG_DETOAST_DATUM(X))
#define XmlPGetDatum(X) PointerGetDatum(X)
static inline xmltype *
DatumGetXmlP(Datum X)
{
return (xmltype *) PG_DETOAST_DATUM(X);
}
static inline Datum
XmlPGetDatum(const xmltype *X)
{
return PointerGetDatum(X);
}
#define PG_GETARG_XML_P(n) DatumGetXmlP(PG_GETARG_DATUM(n))
#define PG_RETURN_XML_P(x) PG_RETURN_POINTER(x)