blob: ad9cffd33ac28199562e2e1af3de9016dc5e75e1 [file] [log] [blame]
/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
*/
#include <stdlib.h>
#include <string.h>
#include <secapp_loader.h>
#include <qseecom_lk_api.h>
static bool lksec_app_loaded;
static int app_handle;
int load_sec_app()
{
/* start TZ app */
app_handle = qseecom_start_app("keymaster");
if (app_handle <= 0)
{
dprintf(CRITICAL, "Failure to load TZ app: lksecapp, error: %d\n", app_handle);
return -1;
}
lksec_app_loaded = true;
return 0;
}
int get_secapp_handle()
{
dprintf(INFO, "LK SEC APP Handle: 0x%x\n", app_handle);
return app_handle;
}
int send_delete_keys_to_tz()
{
int ret = 0;
key_op_delete_all_req_t req = {0};
key_op_delete_all_rsp_t rsp = {0};
req.cmd_id = KEYMASTER_DELETE_ALL_KEYS;
// send delete all keys command
ret = qseecom_send_command(app_handle, (void *)&req, sizeof(req), (void *)&rsp, sizeof(rsp));
if (ret < 0 || rsp.status < 0)
{
dprintf(CRITICAL, "Failed to send delete keys command: Error: %x\n", rsp.status);
return -1;
}
return 0;
}
int send_milestone_call_to_tz()
{
int ret = 0;
km_set_milestone_req_t req = {0};
km_set_milestone_rsp_t rsp = {0};
req.cmd_id = KEYMASTER_MILESTONE_CALL;
/* Milestone end command */
ret = qseecom_send_command(app_handle, (void *)&req, sizeof(req), (void *)&rsp, sizeof(rsp));
if (ret < 0 || rsp.status < 0)
{
dprintf(CRITICAL, "Failed to send milestone end command: Error: %x\n", rsp.status);
return -1;
}
return 0;
}
bool is_sec_app_loaded()
{
return lksec_app_loaded;
}