| /* Software-based Trusted Platform Module (TPM) Emulator |
| * Copyright (C) 2004-2010 Mario Strasser <mast@gmx.net> |
| * |
| * This module is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published |
| * by the Free Software Foundation; either version 2 of the License, |
| * or (at your option) any later version. |
| * |
| * This module is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * $Id: tddl.c 364 2010-02-11 10:24:45Z mast $ |
| */ |
| |
| #include <fcntl.h> |
| #include <unistd.h> |
| #include <errno.h> |
| #include <windows.h> |
| #include <config.h> |
| #include "tddl.h" |
| |
| /* library lock */ |
| static CRITICAL_SECTION tddli_lock; |
| |
| #define tddli_mutex_lock(a) EnterCriticalSection(a) |
| #define tddli_mutex_unlock(a) LeaveCriticalSection(a) |
| |
| BOOL APIENTRY DllMain(HANDLE hModule, DWORD reason, LPVOID lpReserved) |
| { |
| switch(reason) { |
| case DLL_PROCESS_ATTACH: |
| InitializeCriticalSection(&tddli_lock); |
| break; |
| case DLL_PROCESS_DETACH: |
| DeleteCriticalSection(&tddli_lock); |
| break; |
| default: |
| break; |
| } |
| return TRUE; |
| } |
| |
| static TSS_RESULT open_device(const char *device_name) |
| { |
| /* open the named pipe and generate a posix file handle */ |
| DWORD mode = PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE; |
| HANDLE ph = CreateFile(device_name, GENERIC_READ | GENERIC_WRITE, |
| 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| SetNamedPipeHandleState(ph, &mode, NULL, NULL); |
| tddli_dh = _open_osfhandle((DWORD)ph, O_RDWR | O_BINARY); |
| if (tddli_dh < 0) { |
| if (errno == ENOENT || errno == ENXIO) { |
| tddli_driver_status = TDDL_DRIVER_FAILED; |
| tddli_device_status = TDDL_DEVICE_NOT_FOUND; |
| } else { |
| tddli_driver_status = TDDL_DRIVER_NOT_OPENED; |
| tddli_device_status = TDDL_DEVICE_RECOVERABLE; |
| } |
| return TDDL_E_FAIL; |
| } else { |
| tddli_driver_status = TDDL_DRIVER_OK; |
| tddli_device_status = TDDL_DEVICE_OK; |
| |
| return TDDL_SUCCESS; |
| } |
| } |
| |
| static TSS_RESULT open_socket(const char *socket_name) |
| { |
| return TDDL_E_FAIL; |
| } |
| |