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_UnBind(struct tcsd_thread_data *data) 32{ 33 TCS_CONTEXT_HANDLE hContext; 34 TCS_KEY_HANDLE keyHandle; 35 UINT32 inDataSize; 36 BYTE *inData; 37 38 TPM_AUTH privAuth; 39 TPM_AUTH *pPrivAuth; 40 41 UINT32 outDataSize; 42 BYTE *outData; 43 TSS_RESULT result; 44 45 int i; 46 47 if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm)) 48 return TCSERR(TSS_E_INTERNAL_ERROR); 49 50 if ((result = ctx_verify_context(hContext))) 51 goto done; 52 53 LogDebugFn("thread %ld context %x", THREAD_ID, hContext); 54 55 if (getData(TCSD_PACKET_TYPE_UINT32, 1, &keyHandle, 0, &data->comm)) 56 return TCSERR(TSS_E_INTERNAL_ERROR); 57 if (getData(TCSD_PACKET_TYPE_UINT32, 2, &inDataSize, 0, &data->comm)) 58 return TCSERR(TSS_E_INTERNAL_ERROR); 59 60 inData = calloc(1, inDataSize); 61 if (inData == NULL) { 62 LogError("malloc of %u bytes failed.", inDataSize); 63 return TCSERR(TSS_E_OUTOFMEMORY); 64 } 65 if (getData(TCSD_PACKET_TYPE_PBYTE, 3, inData, inDataSize, &data->comm)) { 66 free(inData); 67 return TCSERR(TSS_E_INTERNAL_ERROR); 68 } 69 70 result = getData(TCSD_PACKET_TYPE_AUTH, 4, &privAuth, 0, &data->comm); 71 if (result == TSS_TCP_RPC_BAD_PACKET_TYPE) 72 pPrivAuth = NULL; 73 else if (result) { 74 free(inData); 75 return result; 76 } else 77 pPrivAuth = &privAuth; 78 79 MUTEX_LOCK(tcsp_lock); 80 81 result = TCSP_UnBind_Internal(hContext, keyHandle, inDataSize, inData, 82 pPrivAuth, &outDataSize, &outData); 83 84 MUTEX_UNLOCK(tcsp_lock); 85 free(inData); 86 87 if (result == TSS_SUCCESS) { 88 i = 0; 89 initData(&data->comm, 3); 90 if (pPrivAuth != NULL) { 91 if (setData(TCSD_PACKET_TYPE_AUTH, i++, pPrivAuth, 0, &data->comm)) { 92 return TCSERR(TSS_E_INTERNAL_ERROR); 93 } 94 } 95 if (setData(TCSD_PACKET_TYPE_UINT32, i++, &outDataSize, 0, &data->comm)) { 96 return TCSERR(TSS_E_INTERNAL_ERROR); 97 } 98 if (setData(TCSD_PACKET_TYPE_PBYTE, i++, outData, outDataSize, &data->comm)) { 99 return TCSERR(TSS_E_INTERNAL_ERROR); 100 } 101 free(outData); 102 } else 103done: initData(&data->comm, 0); 104 105 data->comm.hdr.u.result = result; 106 107 return TSS_SUCCESS; 108} 109