Leaked source code of windows server 2003
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//+-----------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (c) Microsoft Corporation 1991 - 1997
//
// File: memmgr.c
//
// Contents: Fast memory manager code for KSecDD
//
//
// History: 23 Feb 93 RichardW Created
// 15 Dec 97 AdamBa Modified from private\lsa\client\ssp
//
//
//------------------------------------------------------------------------
#include <rdrssp.h>
#if DBG
ULONG cActiveCtxtRecs = 0; #endif
//+-------------------------------------------------------------------------
//
// Function: AllocContextRec
//
// Synopsis: Allocates a KernelContext structure
//
// Effects:
//
// Arguments:
//
// Requires:
//
// Returns:
//
// Notes:
//
//--------------------------------------------------------------------------
PKernelContext AllocContextRec(void) { PKernelContext pContext = NULL;
pContext = (PKernelContext) ExAllocatePool(NonPagedPool, sizeof(KernelContext));
if (pContext == NULL) { DebugLog((DEB_ERROR,"Could not allocate from pool!\n")); return(NULL); }
pContext->pNext = NULL; pContext->pPrev = NULL;
DebugStmt(cActiveCtxtRecs++);
return(pContext); }
//+-------------------------------------------------------------------------
//
// Function: FreeContextRec
//
// Synopsis: Returns a KernelContext record to the free list
//
// Effects:
//
// Arguments:
//
// Requires:
//
// Returns:
//
// Notes:
//
//--------------------------------------------------------------------------
void FreeContextRec(PKernelContext pContext) { //
// Just return the context to the pool.
//
ExFreePool(pContext);
DebugStmt(cActiveCtxtRecs--);
}
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