obs link

unsigned char key_val[AES_256_CFB_KEY_LEN + 1] = { 0 };

是为了修复测试

[   57s] 8: [ RUN      ] utils_aes.test_util_aes_encode
[   57s] 8: munmap_chunk(): invalid pointer
[   57s] 1/1 Test #8: utils_aes_ut .....................Subprocess aborted***Exception:   0.08 sec