windows-nt/Source/XPSP1/NT/com/rpc/runtime/trans/common/cookie.hxx

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2020-09-26 03:20:57 -05:00
/*++
Copyright (C) Microsoft Corporation, 2001
Module Name:
Cookie.hxx
Abstract:
HTTP2 Cookie management functions.
Author:
KamenM 09-18-01 Created
Revision History:
--*/
#if _MSC_VER >= 1200
#pragma once
#endif
#ifndef __COOKIE_HXX__
#define __COOKIE_HXX__
class CookieCollection; // forward
extern CookieCollection *g_pServerCookieCollection;
extern CookieCollection *g_pInProxyCookieCollection;
extern CookieCollection *g_pOutProxyCookieCollection;
// the CookieCollection. Currently a linked list. Try to make it
// more efficient when we have time (especially a reader/writer lock)
class CookieCollection
{
public:
CookieCollection (
OUT RPC_STATUS *RpcStatus
) : Mutex (RpcStatus)
{
RpcpInitializeListHead(&ListHead);
}
inline void LockCollection (
void
)
{
Mutex.Request();
}
void UnlockCollection (
void
)
{
Mutex.Clear();
}
HTTP2VirtualConnection *FindElement (
IN HTTP2ServerCookie *Cookie
);
void AddElement (
IN HTTP2ServerCookie *Cookie
)
{
Mutex.VerifyOwned();
ASSERT(FindElement(Cookie) == NULL);
RpcpfInsertHeadList(&ListHead, &Cookie->ListEntry);
}
void RemoveElement (
IN HTTP2ServerCookie *Cookie
)
{
Mutex.VerifyOwned();
ASSERT(FindElement(Cookie) != NULL);
RpcpfRemoveEntryList(&Cookie->ListEntry);
}
inline static RPC_STATUS InitializeServerCookieCollection (
void
)
{
return InitializeCookieCollection(&g_pServerCookieCollection);
}
inline static RPC_STATUS InitializeInProxyCookieCollection (
void
)
{
return InitializeCookieCollection(&g_pInProxyCookieCollection);
}
inline static RPC_STATUS InitializeOutProxyCookieCollection (
void
)
{
return InitializeCookieCollection(&g_pOutProxyCookieCollection);
}
private:
static RPC_STATUS InitializeCookieCollection (
IN OUT CookieCollection **CookieCollectionPtr
);
MUTEX Mutex;
LIST_ENTRY ListHead;
};
inline CookieCollection *GetServerCookieCollection (void)
{
ASSERT(g_pServerCookieCollection != NULL);
return g_pServerCookieCollection;
}
inline CookieCollection *GetInProxyCookieCollection (void)
{
ASSERT(g_pInProxyCookieCollection != NULL);
return g_pInProxyCookieCollection;
}
inline CookieCollection *GetOutProxyCookieCollection (void)
{
ASSERT(g_pOutProxyCookieCollection != NULL);
return g_pOutProxyCookieCollection;
}
#endif // __COOKIE_HXX__