3d0be38e91
git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6648 212acab6-be3b-0410-9dea-997c60f758d6
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
// Unicode support by Jim Park -- 08/22/2007
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <wininet.h>
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#include <nsis/pluginapi.h> // nsis plugin
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#define NSISFunction(funcname) void __declspec(dllexport) funcname(HWND hwndParent, int string_size, TCHAR *variables, stack_t **stacktop, extra_parameters *extra)
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BOOL WINAPI DllMain(HINSTANCE hInst, ULONG ul_reason_for_call, LPVOID lpReserved) {
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return TRUE;
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}
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/*************\
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* LOADER *
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\*************/
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HMODULE NSISCALL LoadSystemLibrary(LPCSTR name) {
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LPCTSTR fmt = sizeof(*fmt) > 1 ? TEXT("%s%S.dll") : TEXT("%s%s.dll"); // The module name is always ANSI
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BYTE bytebuf[(MAX_PATH+1+20+1+3+!0) * sizeof(*fmt)]; // 20+4 is more than enough for
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LPTSTR path = (LPTSTR) bytebuf; // the dllnames we are using.
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UINT cch = GetSystemDirectory(path, MAX_PATH);
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if (cch > MAX_PATH) // MAX_PATH was somehow not large enough and we don't support
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cch = 0; // \\?\ paths so we have to settle for just the name.
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wsprintf(path + cch, fmt, TEXT("\\") + (!cch || path[cch-1] == '\\'), name);
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return LoadLibrary(path);
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}
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FARPROC GetWinInetFunc(LPCSTR funcname) {
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HMODULE hWinInet = LoadSystemLibrary("WININET");
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return hWinInet ? GetProcAddress(hWinInet, funcname) : (FARPROC) hWinInet;
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}
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/*************\
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* FUNCTIONS *
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\*************/
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NSISFunction(AutodialOnline) {
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typedef BOOL (WINAPI *fInternetAutodial)(DWORD, HWND);
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fInternetAutodial pInternetAutodial = (fInternetAutodial) GetWinInetFunc("InternetAutodial");
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if (!pInternetAutodial) {
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extra->exec_flags->exec_error++;
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return;
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}
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EXDLL_INIT();
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if (pInternetAutodial(INTERNET_AUTODIAL_FORCE_ONLINE, 0))
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pushstring(_T("online"));
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else
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pushstring(_T("offline"));
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}
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NSISFunction(AutodialUnattended) {
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typedef BOOL (WINAPI *fInternetAutodial)(DWORD, HWND);
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fInternetAutodial pInternetAutodial = (fInternetAutodial) GetWinInetFunc("InternetAutodial");
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if (!pInternetAutodial) {
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extra->exec_flags->exec_error++;
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return;
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}
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EXDLL_INIT();
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if (pInternetAutodial(INTERNET_AUTODIAL_FORCE_UNATTENDED , 0))
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pushstring(_T("online"));
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else
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pushstring(_T("offline"));
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}
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NSISFunction(AttemptConnect) {
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typedef DWORD (WINAPI *fAttemptConn)(DWORD);
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fAttemptConn pInternetAttemptConnect = (fAttemptConn) GetWinInetFunc("InternetAttemptConnect");
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if (!pInternetAttemptConnect) {
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extra->exec_flags->exec_error++;
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return;
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}
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EXDLL_INIT();
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if (pInternetAttemptConnect(0) == ERROR_SUCCESS)
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pushstring(_T("online"));
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else
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pushstring(_T("offline"));
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}
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NSISFunction(GetConnectedState) {
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DWORD dwState;
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typedef BOOL (WINAPI *fGetConState)(LPDWORD, DWORD);
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fGetConState pInternetGetConnectedState = (fGetConState) GetWinInetFunc("InternetGetConnectedState");
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if (!pInternetGetConnectedState) {
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extra->exec_flags->exec_error++;
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return;
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}
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EXDLL_INIT();
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if (pInternetGetConnectedState(&dwState, 0))
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pushstring(_T("online"));
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else
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pushstring(_T("offline"));
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}
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NSISFunction(AutodialHangup) {
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typedef BOOL (WINAPI *fAutodial)(DWORD);
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fAutodial pInternetAutodialHangup = (fAutodial) GetWinInetFunc("InternetAutodialHangup");
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if (!pInternetAutodialHangup) {
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extra->exec_flags->exec_error++;
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return;
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}
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EXDLL_INIT();
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if (pInternetAutodialHangup(0))
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pushstring(_T("success"));
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else
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pushstring(_T("failure"));
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}
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