mirror of
https://github.com/mumble-voip/mumble.git
synced 2025-10-26 11:19:16 +00:00
119 lines
2.4 KiB
C++
119 lines
2.4 KiB
C++
#ifndef QT_NO_DEBUG
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#include <stdio.h>
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#include <stdlib.h>
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#endif
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#include <windows.h>
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#include <math.h>
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#include "../mumble_plugin.h"
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static wchar_t wcPluginName[256];
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struct LinkedMem {
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DWORD dwVersion;
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DWORD dwTick;
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float fPosition[3];
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float fFront[3];
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float fTop[3];
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wchar_t name[256];
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};
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static void about(HWND h) {
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::MessageBox(h, L"Reads audio position information from linked game", L"Mumble Link Plugin", MB_OK);
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}
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static HANDLE hMapObject = NULL;
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static LinkedMem *lm = NULL;
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static void unlock() {
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lm->dwTick = 0;
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lm->dwVersion = 0;
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lm->name[0] = 0;
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wcscpy_s(wcPluginName, 256, L"Link");
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return;
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}
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static int trylock() {
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if (lm->dwVersion == 1) {
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if ((GetTickCount() - lm->dwTick) < 5000) {
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if (lm->name[0]) {
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errno_t err = wcscpy_s(wcPluginName, 256, lm->name);
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if (err != 0) {
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wcscpy_s(wcPluginName, 256, L"Link");
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return false;
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}
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}
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return true;
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}
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}
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return false;
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}
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static int fetch(float *pos, float *front, float *top) {
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if ((GetTickCount() - lm->dwTick) > 5000)
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return false;
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if (lm->dwVersion != 1)
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return false;
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for (int i=0;i<3;i++)
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pos[i]=lm->fPosition[i];
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for (int i=0;i<3;i++)
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front[i]=lm->fFront[i];
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for (int i=0;i<3;i++)
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top[i]=lm->fTop[i];
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return true;
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}
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BOOL WINAPI DllMain(HINSTANCE, DWORD fdwReason, LPVOID) {
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bool bCreated = false;
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switch (fdwReason) {
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case DLL_PROCESS_ATTACH:
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wcscpy_s(wcPluginName, 256, L"Link");
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hMapObject = OpenFileMapping(FILE_MAP_ALL_ACCESS, FALSE, L"MumbleLink");
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if (hMapObject == NULL) {
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hMapObject = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, sizeof(LinkedMem), L"MumbleLink");
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bCreated = true;
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if (hMapObject == NULL)
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return false;
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}
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lm = (LinkedMem *) MapViewOfFile(hMapObject, FILE_MAP_ALL_ACCESS, 0, 0, 0);
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if (lm == NULL) {
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CloseHandle(hMapObject);
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hMapObject = NULL;
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return false;
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}
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if (bCreated)
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memset(lm, 0, sizeof(LinkedMem));
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break;
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case DLL_PROCESS_DETACH:
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if (lm) {
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UnmapViewOfFile(lm);
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lm = NULL;
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}
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if (hMapObject) {
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CloseHandle(hMapObject);
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hMapObject = NULL;
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}
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break;
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}
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return true;
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}
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static MumblePlugin linkplug = {
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MUMBLE_PLUGIN_MAGIC,
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L"Link v1.0.1",
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wcPluginName,
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about,
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NULL,
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trylock,
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unlock,
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fetch
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};
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extern "C" __declspec(dllexport) MumblePlugin *getMumblePlugin() {
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return &linkplug;
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}
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