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Diffstat (limited to '')
-rw-r--r-- | plat/qti/common/src/qti_stack_protector.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/plat/qti/common/src/qti_stack_protector.c b/plat/qti/common/src/qti_stack_protector.c new file mode 100644 index 0000000..572830f --- /dev/null +++ b/plat/qti/common/src/qti_stack_protector.c @@ -0,0 +1,26 @@ +/* + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <assert.h> +#include <stdint.h> + +#include <platform.h> +#include <platform_def.h> +#include <qti_rng.h> +#include <qtiseclib_interface.h> + +u_register_t plat_get_stack_protector_canary(void) +{ + u_register_t random = 0x0; + + /* + * get random data , the below API doesn't return random = 0 on success + */ + qti_rng_get_data((uint8_t *) &random, sizeof(random)); + assert(random != 0x0); + + return random; +} |