windows-nt/Source/XPSP1/NT/com/rpc/runtime/exts/memory.hxx

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2020-09-26 03:20:57 -05:00
//+-------------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (C) Microsoft Corporation, 1994 - 1999
//
// File: memory.hxx
//
//--------------------------------------------------------------------------
#include <sysinc.h>
#include <string.h>
#include <rpc.h>
#include <util.hxx>
#ifdef DEBUGRPC
#define RPC_GUARD 0xA1
typedef struct _RPC_MEMORY_BLOCK
{
// First,forward and backward links to other RPC heap allocations.
// These are first allow easy debugging with the dl command
struct _RPC_MEMORY_BLOCK *next;
struct _RPC_MEMORY_BLOCK *previous;
// Specifies the size of the block of memory in bytes.
unsigned long size;
// Thread id of allocator
unsigned long tid;
void * AllocStackTrace[4];
// (Pad to make header 0 mod 8) 0 when allocated, 0xF0F0F0F0 when freed.
unsigned long free;
// Reserve an extra 4 bytes as the front guard of each block.
unsigned char frontguard[4];
// Data will appear here. Note that the header must be 0 mod 8.
// Reserve an extra 4 bytes as the rear guard of each block.
unsigned char rearguard[4];
} RPC_MEMORY_BLOCK;
#endif // DEBUGRPC