info = mbedtls_cipher_info_from_type(cipher_type); /* 3. setup cipher structuer */ ret = mbedtls_cipher_setup(&ctx, info); if (ret != 0) { goto exit; } /* 4. set encrypt key */ ret = mbedtls_cipher_setkey(&ctx,
void mbedtls_cipher_init( mbedtls_cipher_context_t *ctx ); 1. 2. 3. 4. 5. 6. ② 通过加密算法名类型获取cipher信息结构体指针: /** * \brief This function retrieves the cipher-information * structure associated with the given cipher type. * * \param cipher_type Type of the cipher to ...
void mbedtls_cipher_free( mbedtls_cipher_context_t *ctx ); 由于cipher结构体初始化时存在申请堆空间的行为,故计算完成后需及时释放cipher结构体,防止堆栈溢出。 4.1.2.2 AES-GCM算法 1. 获取GCM模式info const mbedtls_cipher_info_t *mbedtls_cipher_info_from_type( const mbedtls_cipher_type_t cipher_typ...
mbedtls_ssl_ciphersuite_t * ciphersuite_info ) 00608 { 00609 mbedtls_ssl_key_cert *cur, *list, *fallback = NULL; 00610 mbedtls_pk_type_t pk_alg = mbedtls_ssl_get_ciphersuite_sig_pk_alg( ciphersuite_info ); 00611 uint32_t flags; ...
int cipher(int type) { size_t len; int olen = 0; uint8_t buf[64]; mbedtls_cipher_context_t ctx; const mbedtls_cipher_info_t *info; mbedtls_platform_set_printf(printf); mbedtls_cipher_init(&ctx); info = mbedtls_cipher_info_from_type(type); ...
const mbedtls_cipher_info_t * mbedtls_cipher_info_from_string (const char *cipher_name) Returns the cipher information structure associated with the given cipher name. const mbedtls_cipher_info_t * mbedtls_cipher_info_from_type (const mbedtls_cipher_type_t cipher_type) Returns the cipher info...
int mbedtls_cipher_cmac_starts(mbedtls_cipher_context_t *ctx, const unsigned char *key, size_t keybits) { mbedtls_cipher_type_t type; mbedtls_cmac_context_t *cmac_ctx; int retval; if (ctx == NULL || ctx->cipher_info == NULL || key == NULL) { return MBEDTLS...
( ( filesize - mbedtls_md_get_size( md_info ) ) % mbedtls_cipher_get_block_size( &cipher_ctx ) ) != 0 ) { @@ -452,7 +452,7 @@ int main( int argc, char *argv[] ) mbedtls_md_finish( &md_ctx, digest ); }if( mbedtls_cipher_setkey( &cipher_ctx, digest, cipher_info-...
mbedtls_cipher_info_from_type(ciphersuite_info->cipher); // but cipher is private, too! and that still does not provide a way to access to mbedtls_cipher_context_t key_bitlen How about: /* (not inline in header; mbedtls_ssl_transform is private in ssl_misc.h) */ ...
cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_DES_EDE3_ECB); TIME_AND_TSC("3DES-CMAC", mbedtls_cipher_cmac(cipher_info, tmp, 192, buf, BUFSIZE, output)); } #endif /* MBEDTLS_CMAC_C */ #endif /* MBEDTLS_DES_C */ #if defined(MBEDTLS_AES_C) ...