| //**********************************************************************; |
| // Copyright (c) 2015, Intel Corporation |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| // THE POSSIBILITY OF SUCH DAMAGE. |
| //**********************************************************************; |
| |
| // |
| // NOTE: this file is only used when the TPM simulator is being used |
| // as the TPM device. It is used in two places: application SAPI (to |
| // communicate platform commands to the RM) and when RM needs |
| // to send platform commands to the simulator. |
| // |
| |
| // |
| // NOTE: uncomment following if you think you need to see all |
| // socket communications. |
| // |
| //#define DEBUG_SOCKETS |
| |
| #include <stdio.h> |
| #include <stdlib.h> // Needed for _wtoi |
| |
| #include "tpm20.h" |
| #include "tpmsockets.h" |
| #include "tss2_sysapi_util.h" |
| #include "debug.h" |
| #include "tss2_tcti.h" |
| #include "tss2_tcti_util.h" |
| |
| TSS2_RC PlatformCommand( |
| TSS2_TCTI_CONTEXT *tctiContext, /* in */ |
| char cmd ) |
| { |
| int iResult = 0; // used to return function results |
| char sendbuf[] = { 0x0,0x0,0x0,0x0 }; |
| char recvbuf[] = { 0x0, 0x0, 0x0, 0x0 }; |
| TSS2_RC rval = TSS2_RC_SUCCESS; |
| |
| if( simulator ) |
| { |
| sendbuf[3] = cmd; |
| |
| OpenOutFile( &outFp ); |
| |
| // Send the command |
| iResult = send( TCTI_CONTEXT_INTEL->otherSock, sendbuf, 4, 0 ); |
| |
| if (iResult == SOCKET_ERROR) { |
| (*printfFunction)(NO_PREFIX, "send failed with error: %d\n", WSAGetLastError() ); |
| rval = TSS2_TCTI_RC_IO_ERROR; |
| } |
| else |
| { |
| #ifdef DEBUG_SOCKETS |
| (*printfFunction)( rmDebugPrefix, "Send Bytes to socket #0x%x: \n", TCTI_CONTEXT_INTEL->otherSock ); |
| DebugPrintBuffer( (UINT8 *)sendbuf, 4 ); |
| #endif |
| |
| // Read result |
| iResult = recv( TCTI_CONTEXT_INTEL->otherSock, recvbuf, 4, 0); |
| if (iResult == SOCKET_ERROR) { |
| (*printfFunction)(NO_PREFIX, "In PlatformCommand, recv failed (socket: 0x%x) with error: %d\n", |
| TCTI_CONTEXT_INTEL->otherSock, WSAGetLastError() ); |
| rval = TSS2_TCTI_RC_IO_ERROR; |
| } |
| else if( recvbuf[0] != 0 || recvbuf[1] != 0 || recvbuf[2] != 0 || recvbuf[3] != 0 ) |
| { |
| (*printfFunction)(NO_PREFIX, "PlatformCommand failed with error: %d\n", recvbuf[3] ); |
| rval = TSS2_TCTI_RC_IO_ERROR; |
| } |
| else |
| { |
| #ifdef DEBUG_SOCKETS |
| (*printfFunction)(NO_PREFIX, "Receive bytes from socket #0x%x: \n", TCTI_CONTEXT_INTEL->otherSock ); |
| DebugPrintBuffer( (UINT8 *)recvbuf, 4 ); |
| #endif |
| } |
| } |
| |
| CloseOutFile( &outFp ); |
| } |
| return rval; |
| } |