diff options
Diffstat (limited to 'src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c')
| -rw-r--r-- | src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c b/src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c index 93f0432..33f20b3 100644 --- a/src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c +++ b/src/protocol_ec25519_fhmqvc_xsalsa20_poly1305.c @@ -691,6 +691,34 @@ static void protocol_free_peer_state(fastd_context *ctx, fastd_peer *peer) { } +static void hexdump(const char *desc, unsigned char d[32]) { + printf("%s", desc); + + int i; + for (i = 0; i < 32; i++) + printf("%02x", d[i]); + + printf("\n"); +} + +static void protocol_generate_key(fastd_context *ctx) { + ecc_secret_key_256 secret_key; + ecc_public_key_256 public_key; + + pr_info(ctx, "Reading 32 bytes from /dev/random..."); + + fastd_random_bytes(ctx, secret_key.s, 32, true); + ecc_25519_secret_sanitize(&secret_key, &secret_key); + + ecc_25519_work work; + ecc_25519_scalarmult_base(&work, &secret_key); + ecc_25519_store(&public_key, &work); + + hexdump("Secret: ", secret_key.s); + hexdump("Public: ", public_key.p); +} + + const fastd_protocol fastd_protocol_ec25519_fhmqvc_xsalsa20_poly1305 = { .name = "ec25519-fhmqvc-xsalsa20-poly1305", @@ -705,4 +733,6 @@ const fastd_protocol fastd_protocol_ec25519_fhmqvc_xsalsa20_poly1305 = { .send = protocol_send, .free_peer_state = protocol_free_peer_state, + + .generate_key = protocol_generate_key, }; |