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      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 
     30 TSS_RESULT
     31 tcs_wrap_DirWriteAuth(struct tcsd_thread_data *data)
     32 {
     33 	TSS_RESULT result;
     34 	TSS_HCONTEXT hContext;
     35 	TCPA_DIRINDEX dirIndex;
     36 	TCPA_DIGEST dirDigest;
     37 	TPM_AUTH auth;
     38 
     39 	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
     40 		return TCSERR(TSS_E_INTERNAL_ERROR);
     41 
     42 	if ((result = ctx_verify_context(hContext)))
     43 		goto done;
     44 
     45 	LogDebugFn("thread %ld context %x", THREAD_ID, hContext);
     46 
     47 	if (getData(TCSD_PACKET_TYPE_UINT32, 1, &dirIndex, 0, &data->comm))
     48 		return TCSERR(TSS_E_INTERNAL_ERROR);
     49 	if (getData(TCSD_PACKET_TYPE_DIGEST, 2, &dirDigest, 0, &data->comm))
     50 		return TCSERR(TSS_E_INTERNAL_ERROR);
     51 	if (getData(TCSD_PACKET_TYPE_AUTH, 3, &auth, 0, &data->comm))
     52 		return TCSERR(TSS_E_INTERNAL_ERROR);
     53 
     54 	MUTEX_LOCK(tcsp_lock);
     55 
     56 	result = TCSP_DirWriteAuth_Internal(hContext, dirIndex, dirDigest, &auth);
     57 
     58 	MUTEX_UNLOCK(tcsp_lock);
     59 
     60 	if (result == TSS_SUCCESS) {
     61 		initData(&data->comm, 1);
     62 		if (setData(TCSD_PACKET_TYPE_AUTH, 0, &auth, 0, &data->comm)) {
     63 			return TCSERR(TSS_E_INTERNAL_ERROR);
     64 		}
     65 	} else
     66 done:		initData(&data->comm, 0);
     67 
     68 	data->comm.hdr.u.result = result;
     69 
     70 	return TSS_SUCCESS;
     71 }
     72 
     73 TSS_RESULT
     74 tcs_wrap_DirRead(struct tcsd_thread_data *data)
     75 {
     76 	TSS_RESULT result;
     77 	TSS_HCONTEXT hContext;
     78 	TCPA_DIRINDEX dirIndex;
     79 	TCPA_DIRVALUE dirValue;
     80 
     81 	if (getData(TCSD_PACKET_TYPE_UINT32, 0, &hContext, 0, &data->comm))
     82 		return TCSERR(TSS_E_INTERNAL_ERROR);
     83 
     84 	if ((result = ctx_verify_context(hContext)))
     85 		goto done;
     86 
     87 	LogDebugFn("thread %ld context %x", THREAD_ID, hContext);
     88 
     89 	if (getData(TCSD_PACKET_TYPE_UINT32, 1, &dirIndex, 0, &data->comm))
     90 		return TCSERR(TSS_E_INTERNAL_ERROR);
     91 
     92 	MUTEX_LOCK(tcsp_lock);
     93 
     94 	result = TCSP_DirRead_Internal(hContext, dirIndex, &dirValue);
     95 
     96 	MUTEX_UNLOCK(tcsp_lock);
     97 
     98 	if (result == TSS_SUCCESS) {
     99 		initData(&data->comm, 1);
    100 		if (setData(TCSD_PACKET_TYPE_DIGEST, 0, &dirValue, 0, &data->comm)) {
    101 			return TCSERR(TSS_E_INTERNAL_ERROR);
    102 		}
    103 	} else
    104 done:		initData(&data->comm, 0);
    105 
    106 	data->comm.hdr.u.result = result;
    107 
    108 	return TSS_SUCCESS;
    109 }
    110