040000 tree b0974aad9b13d7aa299b5fe1e00d4df185f2af15	boringssl_ecdsa_p384
040000 tree 1250057e8f71276c870c8bb679c3994894feb72c	boringssl_ed25519
040000 tree d099d211c911d9d51f312fae8c69dc144791110e	mbedtls_ecdsa_p256
040000 tree c22bae82e08b4281937bdb57be3bfc304fe9f3be	standalone