040000 tree 823ae27f27e0b1a9277bfa5349b51f3298ca64d4	boringssl_ecdsa_p384
040000 tree f87060c59dbc55157058634e97e49c87f62ad2e0	boringssl_ed25519
040000 tree 681e03762bc0376329f4f6f6daa5402cde08c046	mbedtls_ecdsa_p256
040000 tree 448af9820ee9d3d50294bdd9827d217a3b4c41bf	standalone