Mercurial > trustbridge

annotate packaging/safer_run_as.c @ 1143:cc7a5c12a429 runafterinstall

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