Mercurial > trustbridge
comparison packaging/safer_run_as.c @ 1010:1c1964c27b39 runafterinstall
(issue54) commit work in progress on start after installation
| author | Andre Heinecke <andre.heinecke@intevation.de> |
|---|---|
| date | Tue, 02 Sep 2014 14:25:40 +0200 |
| parents | |
| children |
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| 1004:7dff5c0c569c | 1010:1c1964c27b39 |
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| 1 #include <windows.h> | |
| 2 #include "exdll.h" | |
| 3 #include "util.h" | |
| 4 #include "logging.h" | |
| 5 | |
| 6 static HINSTANCE g_hInstance; /* Our Instance. */ | |
| 7 static HWND g_hwndParent; /* Handle of parent window or NULL. */ | |
| 8 | |
| 9 #define UNUSED(x) (void)(x) | |
| 10 | |
| 11 /* Standard entry point for DLLs. */ | |
| 12 int WINAPI | |
| 13 DllMain (HANDLE hinst, DWORD reason, LPVOID reserved) | |
| 14 { | |
| 15 UNUSED(reserved); | |
| 16 if (reason == DLL_PROCESS_ATTACH) | |
| 17 g_hInstance = hinst; | |
| 18 return TRUE; | |
| 19 } | |
| 20 | |
| 21 void __declspec(dllexport) __cdecl Exec(HWND hwndParent, | |
| 22 int string_size, | |
| 23 char *variables, | |
| 24 stack_t **stacktop) | |
| 25 { | |
| 26 HANDLE restricted_token = NULL; | |
| 27 STARTUPINFO si; | |
| 28 PROCESS_INFORMATION pi; | |
| 29 | |
| 30 EXDLL_INIT(); | |
| 31 | |
| 32 UNUSED(hwndParent); | |
| 33 UNUSED(g_hwndParent); | |
| 34 | |
| 35 memset(&si, 0, sizeof(STARTUPINFO)); | |
| 36 | |
| 37 if (!stacktop || !*stacktop || !(*stacktop)->text) | |
| 38 { | |
| 39 ERRORPRINTF ("Invalid call to exec\n"); | |
| 40 return; | |
| 41 } | |
| 42 | |
| 43 restricted_token = get_normal_token(); | |
| 44 | |
| 45 if (restricted_token == NULL || restricted_token == INVALID_HANDLE_VALUE) | |
| 46 { | |
| 47 ERRORPRINTF ("Failed to obtain restricted token.\n"); | |
| 48 return; | |
| 49 } | |
| 50 | |
| 51 if (CreateProcessAsUser(restricted_token, | |
| 52 0, | |
| 53 (*stacktop)->text, | |
| 54 0, | |
| 55 0, | |
| 56 FALSE, | |
| 57 CREATE_NEW_CONSOLE, | |
| 58 0, | |
| 59 0, | |
| 60 &si, | |
| 61 &pi)) | |
| 62 { | |
| 63 CloseHandle(pi.hProcess); | |
| 64 CloseHandle(pi.hThread); | |
| 65 } | |
| 66 } | |
| 67 |