Referencia del Archivo src/libpq/include/postgres.h

#include "c.h"
#include "utils/elog.h"
#include "utils/palloc.h"

Ir al código fuente de este archivo.

Clases
struct	varattrib
'defines'
#define	VARATT_FLAG_EXTERNAL   0x80000000
#define	VARATT_FLAG_COMPRESSED   0x40000000
#define	VARATT_MASK_FLAGS   0xc0000000
#define	VARATT_MASK_SIZE   0x3fffffff
#define	VARATT_SIZEP(_PTR)   (((varattrib *)(_PTR))->va_header)
#define	VARATT_SIZE(PTR)   (VARATT_SIZEP(PTR) & VARATT_MASK_SIZE)
#define	VARATT_DATA(PTR)   (((varattrib *)(PTR))->va_content.va_data)
#define	VARATT_CDATA(PTR)   (((varattrib *)(PTR))->va_content.va_compressed.va_data)
#define	VARSIZE(__PTR)   VARATT_SIZE(__PTR)
#define	VARDATA(__PTR)   VARATT_DATA(__PTR)
#define	VARATT_IS_EXTENDED(PTR)   ((VARATT_SIZEP(PTR) & VARATT_MASK_FLAGS) != 0)
#define	VARATT_IS_EXTERNAL(PTR)   ((VARATT_SIZEP(PTR) & VARATT_FLAG_EXTERNAL) != 0)
#define	VARATT_IS_COMPRESSED(PTR)   ((VARATT_SIZEP(PTR) & VARATT_FLAG_COMPRESSED) != 0)
#define	SIZEOF_DATUM   SIZEOF_UNSIGNED_LONG
#define	GET_1_BYTE(datum)   (((Datum) (datum)) & 0x000000ff)
#define	GET_2_BYTES(datum)   (((Datum) (datum)) & 0x0000ffff)
#define	GET_4_BYTES(datum)   (((Datum) (datum)) & 0xffffffff)
#define	SET_1_BYTE(value)   (((Datum) (value)) & 0x000000ff)
#define	SET_2_BYTES(value)   (((Datum) (value)) & 0x0000ffff)
#define	SET_4_BYTES(value)   (((Datum) (value)) & 0xffffffff)
#define	DatumGetBool(X)   ((bool) (((Datum) (X)) != 0))
#define	BoolGetDatum(X)   ((Datum) ((X) ? 1 : 0))
#define	DatumGetChar(X)   ((char) GET_1_BYTE(X))
#define	CharGetDatum(X)   ((Datum) SET_1_BYTE(X))
#define	Int8GetDatum(X)   ((Datum) SET_1_BYTE(X))
#define	DatumGetUInt8(X)   ((uint8) GET_1_BYTE(X))
#define	UInt8GetDatum(X)   ((Datum) SET_1_BYTE(X))
#define	DatumGetInt16(X)   ((int16) GET_2_BYTES(X))
#define	Int16GetDatum(X)   ((Datum) SET_2_BYTES(X))
#define	DatumGetUInt16(X)   ((uint16) GET_2_BYTES(X))
#define	UInt16GetDatum(X)   ((Datum) SET_2_BYTES(X))
#define	DatumGetInt32(X)   ((int32) GET_4_BYTES(X))
#define	Int32GetDatum(X)   ((Datum) SET_4_BYTES(X))
#define	DatumGetUInt32(X)   ((uint32) GET_4_BYTES(X))
#define	UInt32GetDatum(X)   ((Datum) SET_4_BYTES(X))
#define	DatumGetObjectId(X)   ((Oid) GET_4_BYTES(X))
#define	ObjectIdGetDatum(X)   ((Datum) SET_4_BYTES(X))
#define	DatumGetTransactionId(X)   ((TransactionId) GET_4_BYTES(X))
#define	TransactionIdGetDatum(X)   ((Datum) SET_4_BYTES((X)))
#define	DatumGetCommandId(X)   ((CommandId) GET_4_BYTES(X))
#define	CommandIdGetDatum(X)   ((Datum) SET_4_BYTES(X))
#define	DatumGetPointer(X)   ((Pointer) (X))
#define	PointerGetDatum(X)   ((Datum) (X))
#define	DatumGetCString(X)   ((char *) DatumGetPointer(X))
#define	CStringGetDatum(X)   PointerGetDatum(X)
#define	DatumGetName(X)   ((Name) DatumGetPointer(X))
#define	NameGetDatum(X)   PointerGetDatum(X)
#define	DatumGetInt64(X)   (* ((int64 *) DatumGetPointer(X)))
#define	DatumGetFloat4(X)   (* ((float4 *) DatumGetPointer(X)))
#define	DatumGetFloat8(X)   (* ((float8 *) DatumGetPointer(X)))
#define	DatumGetFloat32(X)   ((float32) DatumGetPointer(X))
#define	Float32GetDatum(X)   PointerGetDatum(X)
#define	DatumGetFloat64(X)   ((float64) DatumGetPointer(X))
#define	Float64GetDatum(X)   PointerGetDatum(X)
#define	Int64GetDatumFast(X)   PointerGetDatum(&(X))
#define	Float4GetDatumFast(X)   PointerGetDatum(&(X))
#define	Float8GetDatumFast(X)   PointerGetDatum(&(X))
#define	Trap(condition, errorType)
#define	TrapMacro(condition, errorType)
#define	Assert(condition)
#define	AssertMacro(condition)   ((void)true)
#define	AssertArg(condition)
#define	AssertState(condition)
#define	assert_enabled   0
#define	CATALOG(name, oid)   typedef struct CppConcat(FormData_,name)
#define	BKI_BOOTSTRAP
#define	BKI_SHARED_RELATION
#define	BKI_WITHOUT_OIDS
#define	DATA(x)   extern int no_such_variable
#define	DESCR(x)   extern int no_such_variable
'typedefs'
typedef struct varattrib	varattrib
typedef unsigned long	Datum
typedef Datum *	DatumPtr
typedef int4	aclitem
Funciones
Datum	Int64GetDatum (int64 X)
Datum	Float4GetDatum (float4 X)
Datum	Float8GetDatum (float8 X)
int	ExceptionalCondition (char *conditionName, char *errorType, char *fileName, int lineNumber)
Variables
DLLIMPORT bool	assert_enabled

---

Documentación de los 'defines'

#define Assert

(

condition

)

#define assert_enabled   0

#define AssertArg

(

condition

)

#define AssertMacro

(

condition

)

((void)true)

#define AssertState

(

condition

)

#define BKI_BOOTSTRAP

#define BKI_SHARED_RELATION

#define BKI_WITHOUT_OIDS

#define BoolGetDatum

(

X

)

((Datum) ((X) ? 1 : 0))

#define CATALOG	(		name,
			oid
	)		typedef struct CppConcat(FormData_,name)

#define CharGetDatum

(

X

)

((Datum) SET_1_BYTE(X))

#define CommandIdGetDatum

(

X

)

((Datum) SET_4_BYTES(X))

#define CStringGetDatum

(

X

)

PointerGetDatum(X)

#define DATA

(

x

)

extern int no_such_variable

#define DatumGetBool

(

X

)

((bool) (((Datum) (X)) != 0))

#define DatumGetChar

(

X

)

((char) GET_1_BYTE(X))

#define DatumGetCommandId

(

X

)

((CommandId) GET_4_BYTES(X))

#define DatumGetCString

(

X

)

((char *) DatumGetPointer(X))

#define DatumGetFloat32

(

X

)

((float32) DatumGetPointer(X))

#define DatumGetFloat4

(

X

)

(* ((float4 *) DatumGetPointer(X)))

#define DatumGetFloat64

(

X

)

((float64) DatumGetPointer(X))

#define DatumGetFloat8

(

X

)

(* ((float8 *) DatumGetPointer(X)))

#define DatumGetInt16

(

X

)

((int16) GET_2_BYTES(X))

#define DatumGetInt32

(

X

)

((int32) GET_4_BYTES(X))

#define DatumGetInt64

(

X

)

(* ((int64 *) DatumGetPointer(X)))

#define DatumGetName

(

X

)

((Name) DatumGetPointer(X))

#define DatumGetObjectId

(

X

)

((Oid) GET_4_BYTES(X))

#define DatumGetPointer

(

X

)

((Pointer) (X))

#define DatumGetTransactionId

(

X

)

((TransactionId) GET_4_BYTES(X))

#define DatumGetUInt16

(

X

)

((uint16) GET_2_BYTES(X))

#define DatumGetUInt32

(

X

)

((uint32) GET_4_BYTES(X))

#define DatumGetUInt8

(

X

)

((uint8) GET_1_BYTE(X))

#define DESCR

(

x

)

extern int no_such_variable

#define Float32GetDatum

(

X

)

PointerGetDatum(X)

#define Float4GetDatumFast

(

X

)

PointerGetDatum(&(X))

#define Float64GetDatum

(

X

)

PointerGetDatum(X)

#define Float8GetDatumFast

(

X

)

PointerGetDatum(&(X))

#define GET_1_BYTE

(

datum

)

(((Datum) (datum)) & 0x000000ff)

#define GET_2_BYTES

(

datum

)

(((Datum) (datum)) & 0x0000ffff)

#define GET_4_BYTES

(

datum

)

(((Datum) (datum)) & 0xffffffff)

#define Int16GetDatum

(

X

)

((Datum) SET_2_BYTES(X))

#define Int32GetDatum

(

X

)

((Datum) SET_4_BYTES(X))

#define Int64GetDatumFast

(

X

)

PointerGetDatum(&(X))

#define Int8GetDatum

(

X

)

((Datum) SET_1_BYTE(X))

#define NameGetDatum

(

X

)

PointerGetDatum(X)

#define ObjectIdGetDatum

(

X

)

((Datum) SET_4_BYTES(X))

#define PointerGetDatum

(

X

)

((Datum) (X))

#define SET_1_BYTE

(

value

)

(((Datum) (value)) & 0x000000ff)

#define SET_2_BYTES

(

value

)

(((Datum) (value)) & 0x0000ffff)

#define SET_4_BYTES

(

value

)

(((Datum) (value)) & 0xffffffff)

#define SIZEOF_DATUM   SIZEOF_UNSIGNED_LONG

#define TransactionIdGetDatum

(

X

)

((Datum) SET_4_BYTES((X)))

#define Trap	(		condition,
			errorType
	)

Valor:

do { \
    if ((assert_enabled) && (condition)) \
      ExceptionalCondition(CppAsString(condition), (errorType), \
                           __FILE__, __LINE__); \
  } while (0)

#define TrapMacro	(		condition,
			errorType
	)

Valor:

((bool) ((! assert_enabled) || ! (condition) || \
           (ExceptionalCondition(CppAsString(condition), (errorType), \
                                 __FILE__, __LINE__))))

#define UInt16GetDatum

(

X

)

((Datum) SET_2_BYTES(X))

#define UInt32GetDatum

(

X

)

((Datum) SET_4_BYTES(X))

#define UInt8GetDatum

(

X

)

((Datum) SET_1_BYTE(X))

#define VARATT_CDATA

(

PTR

)

(((varattrib *)(PTR))->va_content.va_compressed.va_data)

#define VARATT_DATA

(

PTR

)

(((varattrib *)(PTR))->va_content.va_data)

#define VARATT_FLAG_COMPRESSED   0x40000000

#define VARATT_FLAG_EXTERNAL   0x80000000

#define VARATT_IS_COMPRESSED

(

PTR

)

((VARATT_SIZEP(PTR) & VARATT_FLAG_COMPRESSED) != 0)

#define VARATT_IS_EXTENDED

(

PTR

)

((VARATT_SIZEP(PTR) & VARATT_MASK_FLAGS) != 0)

#define VARATT_IS_EXTERNAL

(

PTR

)

((VARATT_SIZEP(PTR) & VARATT_FLAG_EXTERNAL) != 0)

#define VARATT_MASK_FLAGS   0xc0000000

#define VARATT_MASK_SIZE   0x3fffffff

#define VARATT_SIZE

(

PTR

)

(VARATT_SIZEP(PTR) & VARATT_MASK_SIZE)

#define VARATT_SIZEP

(

_PTR

)

(((varattrib *)(_PTR))->va_header)

#define VARDATA

(

__PTR

)

VARATT_DATA(__PTR)

#define VARSIZE

(

__PTR

)

VARATT_SIZE(__PTR)

---

Documentación de los 'typedefs'

typedef int4 aclitem

typedef unsigned long Datum

typedef Datum* DatumPtr

typedef struct varattrib varattrib

---

Documentación de las funciones

int ExceptionalCondition	(	char *	conditionName,
		char *	errorType,
		char *	fileName,
		int	lineNumber
	)

Datum Float4GetDatum

(

float4

X

)

Datum Float8GetDatum

(

float8

X

)

Datum Int64GetDatum

(

int64

X

)

---

Documentación de las variables

DLLIMPORT bool assert_enabled