4478     operation->default_iv_length = PSA_CIPHER_IV_LENGTH(slot->attr.type, alg);  in psa_cipher_setup()
4533     size_t default_iv_length = 0;  in psa_cipher_generate_iv()  local
4547     default_iv_length = operation->default_iv_length;  in psa_cipher_generate_iv()
4548     if (iv_size < default_iv_length) {  in psa_cipher_generate_iv()
4553     if (default_iv_length > PSA_CIPHER_IV_MAX_SIZE) {  in psa_cipher_generate_iv()
4558     LOCAL_OUTPUT_ALLOC(iv_external, default_iv_length, iv);  in psa_cipher_generate_iv()
4560     status = psa_generate_random_internal(iv, default_iv_length);  in psa_cipher_generate_iv()
4566                                               iv, default_iv_length);  in psa_cipher_generate_iv()
4570         *iv_length = default_iv_length;  in psa_cipher_generate_iv()
4576             mbedtls_platform_zeroize(iv, default_iv_length);  in psa_cipher_generate_iv()
4737     size_t default_iv_length = 0;  in psa_cipher_encrypt()  local
4754     default_iv_length = PSA_CIPHER_IV_LENGTH(slot->attr.type, alg);  in psa_cipher_encrypt()
4755     if (default_iv_length > PSA_CIPHER_IV_MAX_SIZE) {  in psa_cipher_encrypt()
4760     if (default_iv_length > 0) {  in psa_cipher_encrypt()
4761         if (output_size < default_iv_length) {  in psa_cipher_encrypt()
4766         status = psa_generate_random_internal(local_iv, default_iv_length);  in psa_cipher_encrypt()
4777         alg, local_iv, default_iv_length, input, input_length,  in psa_cipher_encrypt()
4778         psa_crypto_buffer_offset(output, default_iv_length),  in psa_cipher_encrypt()
4779         output_size - default_iv_length, output_length);  in psa_cipher_encrypt()
4788         if (default_iv_length > 0) {  in psa_cipher_encrypt()
4789             memcpy(output, local_iv, default_iv_length);  in psa_cipher_encrypt()
4791         *output_length += default_iv_length;  in psa_cipher_encrypt()