Simple Android App to demonstrate low-level encryption calls to libcrypto_1_0_2.so.
The App doesn't use EVP_* functions, instead it uses direct calls to AES_cbc_encrypt() and AES_decrypt().
Expected output for adb logcat | grep FOO, after both buttons were pressed:
OpenSSL 1.0.2 22 Jan 2015 (ABI: armeabi-v7a/NEON)
AES_cbc_encrypt()
Original : 01 02 03 04 01 02 03 04 01 02 03 04 01 02 03 04
Encrypted: 3b c0 da 12 01 a1 bb 97 0c a2 64 b9 f1 62 70 6d
Decrypted: 01 02 03 04 01 02 03 04 01 02 03 04 01 02 03 04
AES_decrypt()
Original : 01 02 03 04 01 02 03 04 01 02 03 04 01 02 03 04
Encrypted: 3b c0 da 12 01 a1 bb 97 0c a2 64 b9 f1 62 70 6d
Decrypted: 01 02 03 04 01 02 03 04 01 02 03 04 01 02 03 04