C++ (Cpp) CsrGetProcessId Examples

Example #1

File: debugger.c Project: farp90/nativecmd

HANDLE
WINAPI
ProcessIdToHandle(IN DWORD dwProcessId)
{
    NTSTATUS Status;
    OBJECT_ATTRIBUTES ObjectAttributes;
    HANDLE Handle;
    CLIENT_ID ClientId;

    /* If we don't have a PID, look it up */
    if (dwProcessId == MAXDWORD) dwProcessId = (DWORD_PTR)CsrGetProcessId();

    /* Open a handle to the process */
    ClientId.UniqueThread = NULL;
    ClientId.UniqueProcess = UlongToHandle(dwProcessId);
    InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
    Status = NtOpenProcess(&Handle,
                           PROCESS_ALL_ACCESS,
                           &ObjectAttributes,
                           &ClientId);
    if (!NT_SUCCESS(Status))
    {
        /* Fail */
        SetLastErrorByStatus(Status);
        return 0;
    }

    /* Return the handle */
    return Handle;
}

Example #2

File: debugger.c Project: HBelusca/NasuTek-Odyssey

HANDLE
WINAPI
ProcessIdToHandle(IN DWORD dwProcessId)
{
    NTSTATUS Status;
    OBJECT_ATTRIBUTES ObjectAttributes;
    HANDLE Handle;
    CLIENT_ID ClientId;

    /* If we don't have a PID, look it up */
    if (dwProcessId == MAXDWORD) dwProcessId = (DWORD_PTR)CsrGetProcessId();

    /* Open a handle to the process */
    ClientId.UniqueThread = NULL;
    ClientId.UniqueProcess = UlongToHandle(dwProcessId);
    InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
    Status = NtOpenProcess(&Handle,
                           PROCESS_CREATE_THREAD | PROCESS_VM_OPERATION |
                           PROCESS_VM_WRITE | PROCESS_VM_READ |
                           PROCESS_SUSPEND_RESUME | PROCESS_QUERY_INFORMATION,
                           &ObjectAttributes,
                           &ClientId);
    if (!NT_SUCCESS(Status))
    {
        /* Fail */
        BaseSetLastNTError(Status);
        return 0;
    }

    /* Return the handle */
    return Handle;
}