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Fix Hook/Unhook issue

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This commit is contained in:
Changhua 2024-07-03 18:36:52 +08:00
parent a570c53d41
commit 38464e6450
1 changed files with 50 additions and 47 deletions
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97
WeChatFerry/spy/receive_msg.cpp
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@ -195,6 +195,33 @@ static void DispatchPyq(QWORD arg1, QWORD arg2, QWORD arg3)
}
}
static MH_STATUS InitializeHook()
{
if (isMH_Initialized) {
return MH_OK;
}
MH_STATUS status = MH_Initialize();
if (status == MH_OK) {
isMH_Initialized = true;
}
return status;
}
static MH_STATUS UninitializeHook()
{
if (!isMH_Initialized) {
return MH_OK;
}
if (gIsLogging || gIsListening || gIsListeningPyq) {
return MH_OK;
}
MH_STATUS status = MH_Uninitialize();
if (status == MH_OK) {
isMH_Initialized = false;
}
return status;
}
void EnableLog()
{
MH_STATUS status = MH_UNKNOWN;
@ -204,13 +231,10 @@ void EnableLog()
}
WxLog_t funcWxLog = (WxLog_t)(g_WeChatWinDllAddr + OS_WXLOG);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcWxLog, &PrintWxLog, reinterpret_cast<LPVOID *>(&realWxLog));
@ -241,12 +265,11 @@ void DisableLog()
}
gIsLogging = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
@ -259,13 +282,10 @@ void ListenMessage()
}
funcRecvMsg = (RecvMsg_t)(g_WeChatWinDllAddr + OS_RECV_MSG_CALL);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcRecvMsg, &DispatchMsg, reinterpret_cast<LPVOID *>(&realRecvMsg));
@ -296,20 +316,13 @@ void UnListenMessage()
return;
}
status = MH_Uninitialize();
gIsListening = false;
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
gIsListening = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
}
void ListenPyq()
@ -321,13 +334,10 @@ void ListenPyq()
}
funcRecvPyq = (RecvPyq_t)(g_WeChatWinDllAddr + OS_PYQ_MSG_CALL);
if (!isMH_Initialized) {
status = MH_Initialize();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
isMH_Initialized = true;
status = InitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Initialize failed: {}", to_string(status));
return;
}
status = MH_CreateHook(funcRecvPyq, &DispatchPyq, reinterpret_cast<LPVOID *>(&realRecvPyq));
@ -358,18 +368,11 @@ void UnListenPyq()
return;
}
status = MH_Uninitialize();
gIsListeningPyq = false;
status = UninitializeHook();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
gIsListeningPyq = false;
if (isMH_Initialized && !gIsLogging && !gIsListening && !gIsListeningPyq) {
status = MH_Uninitialize();
if (status != MH_OK) {
LOG_ERROR("MH_Uninitialize failed: {}", to_string(status));
return;
}
}
}