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/*
* globalbp.h -
*
* This file defines the (shared-memory) structures used by the PL debugger
* to keep track of global breakpoints.
*
* Copyright (c) 2004-2024 EnterpriseDB Corporation. All Rights Reserved.
*
* Licensed under the Artistic License v2.0, see
* https://opensource.org/licenses/artistic-license-2.0
* for full details
*/
#ifndef GLOBALBP_H
#define GLOBALBP_H
#include "utils/hsearch.h"
typedef enum
{
BP_LOCAL = 0,
BP_GLOBAL
} eBreakpointScope;
/*
* Stores information pertaining to a global breakpoint.
*/
typedef struct BreakpointData
{
bool isTmp; /* tmp breakpoints are removed when hit */
bool busy; /* is this session already in use by a target? */
int proxyPort; /* port number of the proxy listener */
int proxyPid; /* process id of the proxy process */
} BreakpointData;
/*
* The key of the global breakpoints hash table. For now holds only have an Oid field.
* but it may contain more fields in future.
*/
typedef struct BreakpointKey
{
Oid databaseId;
Oid functionId;
int lineNumber;
int targetPid; /* -1 means any process */
} BreakpointKey;
typedef struct Breakpoint
{
BreakpointKey key;
BreakpointData data;
} Breakpoint;
extern Breakpoint * BreakpointLookup(eBreakpointScope scope, BreakpointKey *key);
extern bool BreakpointInsert(eBreakpointScope scope, BreakpointKey *key, BreakpointData *brkpnt);
extern bool BreakpointDelete(eBreakpointScope scope, BreakpointKey *key);
extern void BreakpointShowAll(eBreakpointScope scope);
extern bool BreakpointInsertOrUpdate(eBreakpointScope scope, BreakpointKey *key, BreakpointData *data);
extern bool BreakpointOnId(eBreakpointScope scope, Oid funcOid);
extern void BreakpointCleanupProc(int pid);
extern void BreakpointGetList(eBreakpointScope scope, HASH_SEQ_STATUS *scan);
extern void BreakpointReleaseList(eBreakpointScope scope);
extern void BreakpointBusySession(int pid);
extern void BreakpointFreeSession(int pid);
#endif
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