func: static int aes_ccm_init_key(EVP_CIPHER_CTX *ctx,const unsigned char *key,const unsigned char *iv,int enc) EVP_AES_CCM_CTX * cctx = ( ctx -> cipher_data ) ; if ( ! iv && ! key )  if ( key )  if ( OPENSSL_ia32cap_P [ 1 ] & ( 1 << 41 - 32 ) )  cctx -> str = ( ( void * ) 0 ); cctx -> key_set = 1; cctx -> str = ( ( void * ) 0 ); cctx -> key_set = 1; while ( 0 )  if ( iv )  memcpy ( ( ctx -> iv ) , iv , ( 15 - cctx -> L ) ); 