Gets the full path (code) of the executable (EXE) file corresponding to the specified process

1 " Psapi.h " 2 #pragma   Comment (lib,   "Psapi.lib")
Need to include header file Oh!

1 /*function: Gets the full path of the executable (EXE) file corresponding to the specified process2 * Parameter: hprocess-process handle. Must have process_query_information or3 process_query_limited_information Permissions4 * Sfilepath-the path of the executable file corresponding to the process handle hprocess5 * return value:6  */7 voidGetprocessfilepath (in HANDLE hprocess, out cstring&Sfilepath)8 {9Sfilepath = _t ("");TenTCHAR Tsfiledospath[max_path +1]; OneZeroMemory (Tsfiledospath,sizeof(TCHAR) * (MAX_PATH +1)); A     if(0= = Getprocessimagefilename (hprocess, Tsfiledospath, MAX_PATH +1)) -     { -         return; the     } -  -     //get logic Drive string length -UINT Uilen = GetLogicalDriveStrings (0, NULL); +     if(0==Uilen) -     { +         return; A     } at  -Ptstr plogicdrivestring =NewTchar[uilen +1]; -ZeroMemory (plogicdrivestring, Uilen +1); -Uilen =getlogicaldrivestrings (Uilen, plogicdrivestring); -     if(0==Uilen) -     { in         Delete[]plogicdrivestring; -         return; to     } +  -TCHAR szdrive[3] = TEXT (" :"); thePtstr Pdosdrivename =NewTchar[max_path]; *Ptstr Plogicindex =plogicdrivestring; $ Panax Notoginseng      Do -     { theszdrive[0] = *Plogicindex; +Uilen =Querydosdevice (szdrive, Pdosdrivename, MAX_PATH); A         if(0==Uilen) the         { +             if(Error_insufficient_buffer! =GetLastError ()) -             { $                  Break; $             } -  -             Delete[]pdosdrivename; thePdosdrivename =NewTchar[uilen +1]; -Uilen = Querydosdevice (szdrive, pdosdrivename, Uilen +1);Wuyi             if(0==Uilen) the             { -                  Break; Wu             } -         } About  $Uilen =_tcslen (pdosdrivename); -         if(0==_tcsnicmp (Tsfiledospath, Pdosdrivename, Uilen)) -         { -Sfilepath.format (_t ("%s%s"), szdrive, Tsfiledospath +Uilen); A              Break; +         } the  -          while(*plogicindex++); $} while(*plogicindex); the  the     Delete[]plogicdrivestring; the     Delete[]pdosdrivename; the}

Gets the full path (code) of the executable (EXE) file corresponding to the specified process