FALSE ret val will decrement the ref count TRUE ret val will keep the dll
| 51 | // FALSE ret val will decrement the ref count |
| 52 | // TRUE ret val will keep the dll |
| 53 | BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) |
| 54 | { |
| 55 | if(fdwReason == DLL_PROCESS_ATTACH) |
| 56 | { |
| 57 | HRESULT hr; |
| 58 | IMMDeviceEnumerator* pEnumerator; |
| 59 | IMMDevice* pDevice; |
| 60 | |
| 61 | hr = CoInitialize(NULL); |
| 62 | if(hr != S_OK) |
| 63 | return FALSE; |
| 64 | hr = CoCreateInstance( |
| 65 | __uuidof(MMDeviceEnumerator), NULL, |
| 66 | CLSCTX_ALL, __uuidof(IMMDeviceEnumerator), |
| 67 | (void**)&pEnumerator); |
| 68 | if(hr != S_OK) |
| 69 | return FALSE; |
| 70 | hr = pEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &pDevice); |
| 71 | if(hr != S_OK) |
| 72 | { |
| 73 | pEnumerator->Release(); |
| 74 | return FALSE; |
| 75 | } |
| 76 | |
| 77 | DWORD* patch_activate_ptr = ((DWORD***)pDevice)[0][3]; |
| 78 | |
| 79 | pDevice->Release(); |
| 80 | pEnumerator->Release(); |
| 81 | |
| 82 | InitializeCriticalSectionAndSpinCount(&CriticalSection, 0x00000400); |
| 83 | patch_activate.patch(patch_activate_ptr); |
| 84 | |
| 85 | // patch only after the unloading of the library cannot happen |
| 86 | if(!apply_explicit_routing() && !apply_implicit_routing()) |
| 87 | // (patches are automatically reverted) |
| 88 | return FALSE; |
| 89 | } |
| 90 | else if(fdwReason == DLL_THREAD_ATTACH) |
| 91 | apply_explicit_routing(); |
| 92 | else if(fdwReason == DLL_PROCESS_DETACH) |
| 93 | { |
| 94 | // TODO: include critical sections in the patcher |
| 95 | // TODO: decide if delete device id str(practically does not have any effect) |
| 96 | // (patches are automatically reverted) |
| 97 | DeleteCriticalSection(&CriticalSection); |
| 98 | } |
| 99 | |
| 100 | return TRUE; |
| 101 | } |
| 102 | |
| 103 | bool apply_parameters(const local_routing_params& params) |
| 104 | { |
nothing calls this directly
no test coverage detected