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crypt32: Use a structure to hold function address handle.

This commit is contained in:
Juan Lang 2007-10-17 09:30:33 -07:00 committed by Alexandre Julliard
parent 5bfd7044ea
commit 6b390b4009
1 changed files with 26 additions and 3 deletions
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29
dlls/crypt32/oid.c
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@ -275,6 +275,11 @@ BOOL WINAPI CryptInstallOIDFunctionAddress(HMODULE hModule,
return ret;
}
struct FuncAddr
{
HMODULE lib;
};
static BOOL CRYPT_GetFuncFromReg(DWORD dwEncodingType, LPCSTR pszOID,
LPCSTR szFuncName, LPVOID *ppvFuncAddr, HCRYPTOIDFUNCADDR *phFuncAddr)
{
@ -322,8 +327,20 @@ static BOOL CRYPT_GetFuncFromReg(DWORD dwEncodingType, LPCSTR pszOID,
*ppvFuncAddr = GetProcAddress(lib, funcName);
if (*ppvFuncAddr)
{
*phFuncAddr = (HCRYPTOIDFUNCADDR)lib;
ret = TRUE;
struct FuncAddr *addr =
CryptMemAlloc(sizeof(struct FuncAddr));
if (addr)
{
addr->lib = lib;
*phFuncAddr = addr;
ret = TRUE;
}
else
{
*phFuncAddr = NULL;
FreeLibrary(lib);
}
}
else
{
@ -409,7 +426,13 @@ BOOL WINAPI CryptFreeOIDFunctionAddress(HCRYPTOIDFUNCADDR hFuncAddr,
* and only unload it if it can be unloaded. Also need to implement ref
* counting on the functions.
*/
FreeLibrary((HMODULE)hFuncAddr);
if (hFuncAddr)
{
struct FuncAddr *addr = (struct FuncAddr *)hFuncAddr;
FreeLibrary(addr->lib);
CryptMemFree(addr);
}
return TRUE;
}