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api: split adapter creation/deletion to delegator and worker functions

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Suggested-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2020-10-30 07:45:20 +01:00
parent 3dacd1c6ce
commit 5a3a217b0b
1 changed files with 92 additions and 75 deletions
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53
api/adapter.c
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@ -1492,20 +1492,15 @@ cleanupMutex:
return Result;
}
#endif
WINTUN_STATUS WINAPI
WintunCreateAdapter(
static WINTUN_STATUS
CreateAdapterNatively(
_In_z_count_c_(MAX_POOL) const WCHAR *Pool,
_In_z_count_c_(MAX_ADAPTER_NAME) const WCHAR *Name,
_In_opt_ const GUID *RequestedGUID,
_Out_ WINTUN_ADAPTER **Adapter,
_Inout_ BOOL *RebootRequired)
{
#if defined(_M_IX86) || defined(_M_ARM)
if (NativeMachine != IMAGE_FILE_PROCESS)
{
LOG(WINTUN_LOG_INFO, L"Spawning native process for the job");
LOG(WINTUN_LOG_INFO, L"Spawning native process");
WCHAR RequestedGUIDStr[MAX_GUID_STRING_LEN];
WCHAR Arguments[15 + MAX_POOL + 3 + MAX_ADAPTER_NAME + 2 + MAX_GUID_STRING_LEN + 1];
if (_snwprintf_s(
@ -1544,10 +1539,24 @@ WintunCreateAdapter(
}
if (wcstoul(Argv[2], NULL, 16))
*RebootRequired = TRUE;
cleanupArgv:
cleanupArgv:
LocalFree(Argv);
return Result;
}
}
#endif
WINTUN_STATUS WINAPI
WintunCreateAdapter(
_In_z_count_c_(MAX_POOL) const WCHAR *Pool,
_In_z_count_c_(MAX_ADAPTER_NAME) const WCHAR *Name,
_In_opt_ const GUID *RequestedGUID,
_Out_ WINTUN_ADAPTER **Adapter,
_Inout_ BOOL *RebootRequired)
{
#if defined(_M_IX86) || defined(_M_ARM)
if (NativeMachine != IMAGE_FILE_PROCESS)
return CreateAdapterNatively(Pool, Name, RequestedGUID, Adapter, RebootRequired);
#endif
#if defined(HAVE_EV) || defined(HAVE_WHQL)
@ -1601,13 +1610,12 @@ cleanupDirectory:
#endif
}
WINTUN_STATUS WINAPI
WintunDeleteAdapter(_In_ const WINTUN_ADAPTER *Adapter, _Inout_ BOOL *RebootRequired)
{
#if defined(_M_IX86) || defined(_M_ARM)
if (NativeMachine != IMAGE_FILE_PROCESS)
{
LOG(WINTUN_LOG_INFO, L"Spawning native process for the job");
static WINTUN_STATUS
DeleteAdapterNatively(_In_ const WINTUN_ADAPTER *Adapter, _Inout_ BOOL *RebootRequired)
{
LOG(WINTUN_LOG_INFO, L"Spawning native process");
WCHAR GuidStr[MAX_GUID_STRING_LEN];
WCHAR Arguments[14 + MAX_GUID_STRING_LEN + 1];
if (_snwprintf_s(
@ -1633,10 +1641,19 @@ WintunDeleteAdapter(_In_ const WINTUN_ADAPTER *Adapter, _Inout_ BOOL *RebootRequ
Result = wcstoul(Argv[0], NULL, 16);
if (wcstoul(Argv[1], NULL, 16))
*RebootRequired = TRUE;
cleanupArgv:
cleanupArgv:
LocalFree(Argv);
return Result;
}
}
#endif
WINTUN_STATUS WINAPI
WintunDeleteAdapter(_In_ const WINTUN_ADAPTER *Adapter, _Inout_ BOOL *RebootRequired)
{
#if defined(_M_IX86) || defined(_M_ARM)
if (NativeMachine != IMAGE_FILE_PROCESS)
return DeleteAdapterNatively(Adapter, RebootRequired);
#endif
HDEVINFO DevInfo;