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/*
* Licensed Materials - Property of IBM
*
* trousers - An open source TCG Software Stack
*
* (C) Copyright International Business Machines Corp. 2006, 2007
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include "trousers/tss.h"
#include "trousers/trousers.h"
#include "trousers_types.h"
#include "spi_utils.h"
#include "capabilities.h"
#include "tsplog.h"
#include "obj.h"
/*
* adds a new daa object to the daa list with TSP context tspContext
*/
TSS_RESULT
obj_daa_add(TSS_HCONTEXT tspContext, TSS_HOBJECT *phObject)
{
TSS_RESULT result;
struct tr_daa_obj *daa = calloc(1, sizeof(struct tr_daa_obj));
if (daa == NULL) {
LogError("malloc of %d bytes failed.", sizeof(struct tr_daa_obj));
return TSPERR(TSS_E_OUTOFMEMORY);
}
if ((result = obj_list_add(&daa_list, tspContext, 0, daa, phObject))) {
free(daa);
return result;
}
return TSS_SUCCESS;
}
void
daa_free(void *data)
{
struct tr_daa_obj *daa = (struct tr_daa_obj *)data;
/* free all pointers in the tr_daa_obj object here */
free(daa);
}
/*
* remove DAA object hObject from the DAA list
*/
TSS_RESULT
obj_daa_remove(TSS_HOBJECT hObject, TSS_HCONTEXT tspContext)
{
TSS_RESULT result;
if ((result = obj_list_remove(&daa_list, &daa_free, hObject, tspContext)))
return result;
return TSS_SUCCESS;
}
TSS_BOOL
obj_is_daa(TSS_HOBJECT hObject)
{
TSS_BOOL answer = FALSE;
if ((obj_list_get_obj(&daa_list, hObject))) {
answer = TRUE;
obj_list_put(&daa_list);
}
return answer;
}
TSS_RESULT
obj_daa_get_tsp_context(TSS_HDAA hDaa, TSS_HCONTEXT *tspContext)
{
struct tsp_object *obj;
if ((obj = obj_list_get_obj(&daa_list, hDaa)) == NULL)
return TSPERR(TSS_E_INVALID_HANDLE);
*tspContext = obj->tspContext;
obj_list_put(&daa_list);
return TSS_SUCCESS;
}
static TSS_RESULT
obj_daa_get_and_lock_data(TSS_HDAA hDaa, struct tr_daa_obj **daa)
{
struct tsp_object *obj;
if ((obj = obj_list_get_obj(&daa_list, hDaa)) == NULL)
return TSPERR(TSS_E_INVALID_HANDLE);
*daa = obj->data;
return TSS_SUCCESS;
}
TSS_RESULT
obj_daa_get_handle_tpm(TSS_HDAA hDAA, TPM_HANDLE *hTPM) {
struct tr_daa_obj *daa_struct;
TSS_RESULT result;
if( (result = obj_daa_get_and_lock_data( hDAA, &daa_struct)) != TSS_SUCCESS) return result;
*hTPM = daa_struct->tpm_handle;
obj_list_put(&daa_list);
return TSS_SUCCESS;
}
TSS_RESULT
obj_daa_set_handle_tpm(TSS_HDAA hDAA, TPM_HANDLE hTPM) {
struct tr_daa_obj *daa_struct;
TSS_RESULT result;
if( (result = obj_daa_get_and_lock_data( hDAA, &daa_struct)) != TSS_SUCCESS) return result;
daa_struct->tpm_handle = hTPM;
obj_list_put(&daa_list);
return TSS_SUCCESS;
}
TSS_RESULT
obj_daa_get_session_handle(TSS_HDAA hDAA, UINT32 *session_handle) {
struct tr_daa_obj *daa_struct;
TSS_RESULT result;
if( (result = obj_daa_get_and_lock_data( hDAA, &daa_struct)) != TSS_SUCCESS) return result;
*session_handle = daa_struct->session_handle;
obj_list_put(&daa_list);
return TSS_SUCCESS;
}
TSS_RESULT
obj_daa_set_session_handle(TSS_HDAA hDAA, UINT32 session_handle) {
struct tr_daa_obj *daa_struct;
TSS_RESULT result;
if( (result = obj_daa_get_and_lock_data( hDAA, &daa_struct)) != TSS_SUCCESS) return result;
daa_struct->session_handle = session_handle;
obj_list_put(&daa_list);
return TSS_SUCCESS;
}
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