rpc_context.c revision 1.1.1.1
1 2/* 3 * Licensed Materials - Property of IBM 4 * 5 * trousers - An open source TCG Software Stack 6 * 7 * (C) Copyright International Business Machines Corp. 2004-2006 8 * 9 */ 10 11#include <stdlib.h> 12#include <stdio.h> 13#include <syslog.h> 14#include <string.h> 15#include <netdb.h> 16 17#include "trousers/tss.h" 18#include "trousers_types.h" 19#include "tcs_tsp.h" 20#include "tcs_utils.h" 21#include "tcs_int_literals.h" 22#include "capabilities.h" 23#include "tcslog.h" 24#include "tcsd_wrap.h" 25#include "tcsd.h" 26#include "tcs_utils.h" 27#include "rpc_tcstp_tcs.h" 28 29 30TSS_RESULT 31tcs_wrap_OpenContext(struct tcsd_thread_data *data) 32{ 33 TCS_CONTEXT_HANDLE hContext; 34 TSS_RESULT result; 35 UINT32 tpm_version = tpm_metrics.version.minor; 36 37 LogDebugFn("thread %ld", THREAD_ID); 38 39 result = TCS_OpenContext_Internal(&hContext); 40 if (result == TSS_SUCCESS) { 41 initData(&data->comm, 2); 42 if (setData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm)) 43 return TCSERR(TSS_E_INTERNAL_ERROR); 44 45 if (setData(TCSD_PACKET_TYPE_UINT32, 1, &tpm_version, 0, &data->comm)) 46 return TCSERR(TSS_E_INTERNAL_ERROR); 47 48 /* Set the context in the thread's object. Later, if something goes wrong 49 * and the connection can't be closed cleanly, we'll still have a reference 50 * to what resources need to be freed. */ 51 data->context = hContext; 52 } else 53 initData(&data->comm, 0); 54 55 data->comm.hdr.u.result = result; 56 57 return TSS_SUCCESS; 58} 59 60TSS_RESULT 61tcs_wrap_CloseContext(struct tcsd_thread_data *data) 62{ 63 TCS_CONTEXT_HANDLE hContext; 64 TSS_RESULT result; 65 66 if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm)) 67 return TCSERR(TSS_E_INTERNAL_ERROR); 68 69 LogDebugFn("thread %ld context %x", THREAD_ID, hContext); 70 71 result = TCS_CloseContext_Internal(hContext); 72 73 /* This will signal the thread that the connection has been closed cleanly */ 74 if (result == TSS_SUCCESS) 75 data->context = NULL_TCS_HANDLE; 76 77 initData(&data->comm, 0); 78 data->comm.hdr.u.result = result; 79 80 return TSS_SUCCESS; 81} 82