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cipher_wrap: remove *setkey_dec_func in CIPHER_ENCRYPT_ONLY

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There is no need to set decrypt key under CIPHER_ENCRYPT_ONLY,
so we can remove *setkey_dec_func from ctx to save extra code size.

Signed-off-by: Yanray Wang <yanray.wang@arm.com>
This commit is contained in:
Yanray Wang
2023-08-24 15:47:53 +08:00
parent 9141ad1223
commit db9b3095fb
3 changed files with 49 additions and 0 deletions
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2
library/cipher_wrap.h
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@@ -93,9 +93,11 @@ struct mbedtls_cipher_base_t {
int (*setkey_enc_func)(void *ctx, const unsigned char *key,
unsigned int key_bitlen);
#if !defined(MBEDTLS_CIPHER_ENCRYPT_ONLY)
/** Set key for decryption purposes */
int (*setkey_dec_func)(void *ctx, const unsigned char *key,
unsigned int key_bitlen);
#endif
/** Allocate a new context */
void * (*ctx_alloc_func)(void);