how can I list all the processes in the system
Hello,
I have writen some codes as follow=EF=BC=9A
#include <windows.h>
#include <tlhelp32.h>
#include <stdio.h>
// Forward declarations:
BOOL GetProcessList( );
BOOL ListProcessModules( DWORD dwPID );
BOOL KillProcessFromName(LPCTSTR name);
void printError( TCHAR* msg );
//
void main( )
{
GetProcessList( );
}
//=E8=8E=B7=E5=8F=96=E8=BF=9B=E7=A8=8B=E4=BF=A1=E6=81=AF
BOOL GetProcessList( )
{
HANDLE hProcessSnap;
HANDLE hProcess;
PROCESSENTRY32 pe32;
DWORD dwPriorityClass;
// Take a snapshot of all processes in the system.
hProcessSnap = CreateToolhelp32Snapshot( TH32CS_SNAPPROCESS, 0 );
if( hProcessSnap == INVALID_HANDLE_VALUE )
{
printError( "CreateToolhelp32Snapshot (of processes)" );
return( FALSE );
}
// Set the size of the structure before using it.
pe32.dwSize = sizeof( PROCESSENTRY32 );
// Retrieve information about the first process,
// and exit if unsuccessful
if( !Process32First( hProcessSnap, &pe32 ) )
{
printError( "Process32First" ); // Show cause of failure
CloseHandle( hProcessSnap ); // Must clean up the snapshot
object!
return( FALSE );
}
// Now walk the snapshot of processes, and
// display information about each process in turn
do
{
printf( "\n
\n=========================
==========================
====" );
printf( "\nPROCESS NAME: %s", pe32.szExeFile );
printf( "\n-----------------------------------------------------" );
// Retrieve the priority class.
dwPriorityClass = 0;
hProcess = OpenProcess( PROCESS_ALL_ACCESS, FALSE,
pe32.th32ProcessID );
if( hProcess == NULL )
printError( "OpenProcess" );
else
{
dwPriorityClass = GetPriorityClass( hProcess );
if( !dwPriorityClass )
printError( "GetPriorityClass" );
CloseHandle( hProcess );
}
//=E8=BF=9B=E7=A8=8B=E7=9A=84=E7=9B=B8=E5=85=B3=E4=BF=A1=E6=81=AF
printf( "\n process ID = 0x%08X", pe32.th32ProcessID );//id=E5=8F=
=B7
// List the modules and threads associated with this process
ListProcessModules( pe32.th32ProcessID );
// ListProcessThreads( pe32.th32ProcessID );
} while( Process32Next( hProcessSnap, &pe32 ) );
CloseHandle( hProcessSnap );
return( TRUE );
}
//=E6=A8=A1=E5=9D=97=E4=BF=A1=E6=81=AF
BOOL ListProcessModules( DWORD dwPID )
{
HANDLE hModuleSnap = INVALID_HANDLE_VALUE;
MODULEENTRY32 me32;
hModuleSnap = CreateToolhelp32Snapshot( TH32CS_SNAPMODULE,
dwPID );
if(hModuleSnap == INVALID_HANDLE_VALUE)
{
printError( "CreateToolhelp32Snapshot (of
Modules)" );
return( FALSE );
}
// Set the size of the structure before using it.
me32.dwSize = sizeof( MODULEENTRY32 );
// Retrieve information about the first module,
// and exit if unsuccessful
if( !Module32First( hModuleSnap, &me32 ) )
{
printError( "Module32First" ); // Show cause of
failure
CloseHandle( hModuleSnap ); // Must clean up the
snapshot
object!
return( FALSE );
}
printf( "\n executable = %s\n", me32.szExePath );
CloseHandle( hModuleSnap );
return( TRUE );
}
//kill the special process
BOOL KillProcessFromName(LPCTSTR name)//name=E4=B8=BA=E4=BD =E8=A6=81=E7=
=BB=88=E6=AD=A2=E7=9A=84=E8=BF=9B=E7=A8=8B=E7=9A=84=E5=90=8D=E7=A7=B0=EF=BC=
=8CWin9X=E5=88=99=E9=9C=80=E5=8C=85=E6=8B=AC=E8=B7=AF=E5=BE=84
{
PROCESSENTRY32 pe;//=E5=AE=9A=E4=B9=89=E4=B8=80=E4=B8=AAPROCESSENTR=
Y32=E7=BB=93=E7=B1=BB=E5=9E=8B=E7=9A=84=E5=8F=98=E9=87=8F
HANDLE hShot=CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);//
=E5=88=9B=E5=BB=BA=E5=BF=AB=E7=85=A7=E5=8F=A5=E6=9F=84
HANDLE hProcess = INVALID_HANDLE_VALUE;
pe.dwSize=sizeof(PROCESSENTRY32);//=E4=B8=80=E5=AE=9A=E8=A6=81=E5=
=85=88=E4=B8=BAdwSize=E8=B5=8B=E5=80=BC
if (Process32First(hShot,&pe))
{
do{
if (strcmp(pe.szExeFile,name)==0) //=E5=88=A4=
=E6=96=AD=E6=AD=A4=E8=BF=9B=E7=A8=8B=E6=98=AF=E5=90=A6=E4=B8=BA=E4=BD =E8=
=A6=81=E7=BB=88
=E6=AD=A2=E7=9A=84=E8=BF=9B=E7=A8=8B
hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,pe.th32ProcessID);
//=E5=A6=82=E6=9E=9C=E6=98=AF=E5=B0=B1=E5=88=A9=E7=
=94=A8=E5=85=B6ID=E8=8E=B7=E5=BE=97=E5=8F=A5=E6=9F=84
if( hProcess == INVALID_HANDLE_VALUE )
{
printError( "OpenProcess (of
processes)" );
return( FALSE );
}
TerminateProcess(hProcess,0);//=E7=BB=88=E6=AD=A2=
=E8=AF=A5=E8=BF=9B=E7=A8=8B
}while(Process32Next(hShot,&pe));
}
CloseHandle(hShot);//=E6=9C=80=E5=90=8E=E5=88=AB=E5=BF=98=E8=AE=B0C=
lose
return( TRUE );
}
//=E9=94=99=E8=AF=AF=E5=A4=84=E7=90=86
void printError( TCHAR* msg )
{
DWORD eNum;
TCHAR sysMsg[256];
TCHAR* p;
eNum = GetLastError( );
FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, eNum,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default
language
sysMsg, 256, NULL );
// Trim the end of the line and terminate it with a null
p = sysMsg;
while( ( *p > 31 ) || ( *p == 9 ) )
++p;
do { *p-- = 0; } while( ( p >= sysMsg ) &&
( ( *p == '.' ) || ( *p < 33 ) ) );
// Display the message
printf( "\n WARNING: %s failed with error %d (%s)", msg, eNum,
sysMsg );
}
I can get some processes' location,but I can't get all,such as
svchost.
How can I get all processes' location?
Thanks in advance for any help.