3  * Copyright (c) 2021-2025, STMicroelectronics - All Rights Reserved
43 	struct stm32_hmac_ctx *c = to_stm32_hmac_ctx(ctx);  in do_hmac_init()  local
49 	if (c->key)  in do_hmac_init()
50 		free(c->key);  in do_hmac_init()
52 	c->key = malloc(len);  in do_hmac_init()
53 	if (!c->key) {  in do_hmac_init()
54 		c->key_len = 0;  in do_hmac_init()
57 	memcpy(c->key, key, len);  in do_hmac_init()
58 	c->key_len = len;  in do_hmac_init()
60 	return stm32_hash_init(&c->hash, c->key, c->key_len);  in do_hmac_init()
73 	struct stm32_hmac_ctx *c = to_stm32_hmac_ctx(ctx);  in do_hmac_update()  local
75 	if (!c->key) {  in do_hmac_update()
80 	return stm32_hash_update(&c->hash, data, len);  in do_hmac_update()
93 	struct stm32_hmac_ctx *c = to_stm32_hmac_ctx(ctx);  in do_hmac_final()  local
98 	if (!c->key) {  in do_hmac_final()
103 	if (len < stm32_hash_digest_size(&c->hash))  in do_hmac_final()
106 	res = stm32_hash_final(&c->hash, tmp_digest, c->key, c->key_len);  in do_hmac_final()
108 	if (res == TEE_SUCCESS && len < stm32_hash_digest_size(&c->hash))  in do_hmac_final()
121 	struct stm32_hmac_ctx *c = to_stm32_hmac_ctx(ctx);  in do_hmac_free()  local
123 	free(c->key);  in do_hmac_free()
124 	stm32_hash_free(&c->hash);  in do_hmac_free()
125 	free(c);  in do_hmac_free()
176 	struct stm32_hmac_ctx *c = NULL;  in stm32_hmac_allocate()  local
201 	c = calloc(1, sizeof(*c));  in stm32_hmac_allocate()
202 	if (!c)  in stm32_hmac_allocate()
205 	res = stm32_hash_alloc(&c->hash, STM32_HMAC_MODE, stm32_algo);  in stm32_hmac_allocate()
207 		free(c);  in stm32_hmac_allocate()
212 	c->mac_ctx.ops = &hmac_ops;  in stm32_hmac_allocate()
213 	*ctx = &c->mac_ctx;  in stm32_hmac_allocate()