objectaccess.h File Reference

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Data Structures
struct	ObjectAccessPostCreate
struct	ObjectAccessDrop
struct	ObjectAccessPostAlter
struct	ObjectAccessNamespaceSearch

Macros
#define	InvokeObjectPostCreateHook(classId, objectId, subId)    InvokeObjectPostCreateHookArg((classId),(objectId),(subId),false)
#define	InvokeObjectPostCreateHookArg(classId, objectId, subId, is_internal)
#define	InvokeObjectDropHook(classId, objectId, subId)    InvokeObjectDropHookArg((classId),(objectId),(subId),0)
#define	InvokeObjectDropHookArg(classId, objectId, subId, dropflags)
#define	InvokeObjectTruncateHook(objectId)
#define	InvokeObjectPostAlterHook(classId, objectId, subId)
#define	InvokeObjectPostAlterHookArg(classId, objectId, subId, auxiliaryId, is_internal)
#define	InvokeNamespaceSearchHook(objectId, ereport_on_violation)
#define	InvokeFunctionExecuteHook(objectId)

Typedefs
typedef enum ObjectAccessType	ObjectAccessType
typedef void(*	object_access_hook_type) (ObjectAccessType access, Oid classId, Oid objectId, int subId, void *arg)

Enumerations
enum	ObjectAccessType {   OAT_POST_CREATE , OAT_DROP , OAT_POST_ALTER , OAT_NAMESPACE_SEARCH ,   OAT_FUNCTION_EXECUTE , OAT_TRUNCATE }

Functions
void	RunObjectPostCreateHook (Oid classId, Oid objectId, int subId, bool is_internal)
void	RunObjectDropHook (Oid classId, Oid objectId, int subId, int dropflags)
void	RunObjectTruncateHook (Oid objectId)
void	RunObjectPostAlterHook (Oid classId, Oid objectId, int subId, Oid auxiliaryId, bool is_internal)
bool	RunNamespaceSearchHook (Oid objectId, bool ereport_on_violation)
void	RunFunctionExecuteHook (Oid objectId)

Variables
PGDLLIMPORT object_access_hook_type	object_access_hook

Macro Definition Documentation

InvokeFunctionExecuteHook

#define InvokeFunctionExecuteHook

(

objectId

)

Value:

    do {                                        \
        if (object_access_hook)                 \
            RunFunctionExecuteHook(objectId);   \
    } while(0)

Definition at line 191 of file objectaccess.h.

InvokeNamespaceSearchHook

#define InvokeNamespaceSearchHook	(		objectId,
			ereport_on_violation
	)

Value:

    (!object_access_hook                                            \
     ? true                                                         \
     : RunNamespaceSearchHook((objectId), (ereport_on_violation)))

Definition at line 186 of file objectaccess.h.

InvokeObjectDropHook

#define InvokeObjectDropHook	(		classId,
			objectId,
			subId
	)		InvokeObjectDropHookArg((classId),(objectId),(subId),0)

Definition at line 160 of file objectaccess.h.

InvokeObjectDropHookArg

#define InvokeObjectDropHookArg	(		classId,
			objectId,
			subId,
			dropflags
	)

Value:

    do {                                                            \
        if (object_access_hook)                                     \
            RunObjectDropHook((classId),(objectId),(subId),         \
                              (dropflags));                         \
    } while(0)

Definition at line 162 of file objectaccess.h.

InvokeObjectPostAlterHook

#define InvokeObjectPostAlterHook	(		classId,
			objectId,
			subId
	)

Value:

    InvokeObjectPostAlterHookArg((classId),(objectId),(subId),      \
                                 InvalidOid,false)

Definition at line 175 of file objectaccess.h.

InvokeObjectPostAlterHookArg

#define InvokeObjectPostAlterHookArg	(		classId,
			objectId,
			subId,
			auxiliaryId,
			is_internal
	)

Value:

    do {                                                            \
        if (object_access_hook)                                     \
            RunObjectPostAlterHook((classId),(objectId),(subId),    \
                                   (auxiliaryId),(is_internal));    \
    } while(0)

Definition at line 178 of file objectaccess.h.

InvokeObjectPostCreateHook

#define InvokeObjectPostCreateHook	(		classId,
			objectId,
			subId
	)		InvokeObjectPostCreateHookArg((classId),(objectId),(subId),false)

Definition at line 151 of file objectaccess.h.

InvokeObjectPostCreateHookArg

#define InvokeObjectPostCreateHookArg	(		classId,
			objectId,
			subId,
			is_internal
	)

Value:

    do {                                                            \
        if (object_access_hook)                                     \
            RunObjectPostCreateHook((classId),(objectId),(subId),   \
                                    (is_internal));                 \
    } while(0)

Definition at line 153 of file objectaccess.h.

InvokeObjectTruncateHook

#define InvokeObjectTruncateHook

(

objectId

)

Value:

    do {                                                            \
        if (object_access_hook)                                     \
            RunObjectTruncateHook(objectId);                        \
    } while(0)

Definition at line 169 of file objectaccess.h.

Typedef Documentation

object_access_hook_type

typedef void(* object_access_hook_type) (ObjectAccessType access, Oid classId, Oid objectId, int subId, void *arg)

Definition at line 125 of file objectaccess.h.

ObjectAccessType

typedef enum ObjectAccessType ObjectAccessType

Enumeration Type Documentation

ObjectAccessType

enum ObjectAccessType

Enumerator
OAT_POST_CREATE
OAT_DROP
OAT_POST_ALTER
OAT_NAMESPACE_SEARCH
OAT_FUNCTION_EXECUTE
OAT_TRUNCATE

Definition at line 46 of file objectaccess.h.

{
    OAT_POST_CREATE,
    OAT_DROP,
    OAT_POST_ALTER,
    OAT_NAMESPACE_SEARCH,
    OAT_FUNCTION_EXECUTE,
    OAT_TRUNCATE
} ObjectAccessType;

Function Documentation

RunFunctionExecuteHook()

void RunFunctionExecuteHook

(

Oid

objectId

)

Definition at line 137 of file objectaccess.c.

{
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    (*object_access_hook) (OAT_FUNCTION_EXECUTE,
                           ProcedureRelationId, objectId, 0,
                           NULL);
}

References Assert(), OAT_FUNCTION_EXECUTE, and object_access_hook.

RunNamespaceSearchHook()

bool RunNamespaceSearchHook	(	Oid	objectId,
		bool	ereport_on_violation
	)

Definition at line 113 of file objectaccess.c.

{
    ObjectAccessNamespaceSearch ns_arg;
 
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    memset(&ns_arg, 0, sizeof(ObjectAccessNamespaceSearch));
    ns_arg.ereport_on_violation = ereport_on_violation;
    ns_arg.result = true;
 
    (*object_access_hook) (OAT_NAMESPACE_SEARCH,
                           NamespaceRelationId, objectId, 0,
                           (void *) &ns_arg);
 
    return ns_arg.result;
}

References Assert(), ObjectAccessNamespaceSearch::ereport_on_violation, OAT_NAMESPACE_SEARCH, object_access_hook, and ObjectAccessNamespaceSearch::result.

RunObjectDropHook()

void RunObjectDropHook	(	Oid	classId,
		Oid	objectId,
		int	subId,
		int	dropflags
	)

Definition at line 52 of file objectaccess.c.

{
    ObjectAccessDrop drop_arg;
 
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    memset(&drop_arg, 0, sizeof(ObjectAccessDrop));
    drop_arg.dropflags = dropflags;
 
    (*object_access_hook) (OAT_DROP,
                           classId, objectId, subId,
                           (void *) &drop_arg);
}

References Assert(), ObjectAccessDrop::dropflags, OAT_DROP, and object_access_hook.

RunObjectPostAlterHook()

void RunObjectPostAlterHook	(	Oid	classId,
		Oid	objectId,
		int	subId,
		Oid	auxiliaryId,
		bool	is_internal
	)

Definition at line 90 of file objectaccess.c.

{
    ObjectAccessPostAlter pa_arg;
 
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    memset(&pa_arg, 0, sizeof(ObjectAccessPostAlter));
    pa_arg.auxiliary_id = auxiliaryId;
    pa_arg.is_internal = is_internal;
 
    (*object_access_hook) (OAT_POST_ALTER,
                           classId, objectId, subId,
                           (void *) &pa_arg);
}

References Assert(), ObjectAccessPostAlter::auxiliary_id, ObjectAccessPostAlter::is_internal, OAT_POST_ALTER, and object_access_hook.

RunObjectPostCreateHook()

void RunObjectPostCreateHook	(	Oid	classId,
		Oid	objectId,
		int	subId,
		bool	is_internal
	)

Definition at line 30 of file objectaccess.c.

{
    ObjectAccessPostCreate pc_arg;
 
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    memset(&pc_arg, 0, sizeof(ObjectAccessPostCreate));
    pc_arg.is_internal = is_internal;
 
    (*object_access_hook) (OAT_POST_CREATE,
                           classId, objectId, subId,
                           (void *) &pc_arg);
}

References Assert(), ObjectAccessPostCreate::is_internal, OAT_POST_CREATE, and object_access_hook.

RunObjectTruncateHook()

void RunObjectTruncateHook

(

Oid

objectId

)

Definition at line 74 of file objectaccess.c.

{
    /* caller should check, but just in case... */
    Assert(object_access_hook != NULL);
 
    (*object_access_hook) (OAT_TRUNCATE,
                           RelationRelationId, objectId, 0,
                           NULL);
}

References Assert(), OAT_TRUNCATE, and object_access_hook.

Variable Documentation

object_access_hook

PGDLLIMPORT object_access_hook_type object_access_hook

extern

Definition at line 22 of file objectaccess.c.

Referenced by _PG_init(), RunFunctionExecuteHook(), RunNamespaceSearchHook(), RunObjectDropHook(), RunObjectPostAlterHook(), RunObjectPostCreateHook(), and RunObjectTruncateHook().