diff options
Diffstat (limited to 'src/ecc.h')
-rw-r--r-- | src/ecc.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/ecc.h b/src/ecc.h new file mode 100644 index 0000000..f4508f8 --- /dev/null +++ b/src/ecc.h @@ -0,0 +1,35 @@ +#ifndef DROPBEAR_DROPBEAR_ECC_H +#define DROPBEAR_DROPBEAR_ECC_H + +#include "includes.h" + +#include "buffer.h" + +#if DROPBEAR_ECC + +struct dropbear_ecc_curve { + int ltc_size; /* to match the byte sizes in ltc_ecc_sets[] */ + const ltc_ecc_set_type *dp; /* curve domain parameters */ + const struct ltc_hash_descriptor *hash_desc; + const char *name; +}; + +extern struct dropbear_ecc_curve ecc_curve_nistp256; +extern struct dropbear_ecc_curve ecc_curve_nistp384; +extern struct dropbear_ecc_curve ecc_curve_nistp521; +extern struct dropbear_ecc_curve *dropbear_ecc_curves[]; + +void dropbear_ecc_fill_dp(void); +struct dropbear_ecc_curve* curve_for_dp(const ltc_ecc_set_type *dp); + +/* "pubkey" refers to a point, but LTC uses ecc_key structure for both public + and private keys */ +void buf_put_ecc_raw_pubkey_string(buffer *buf, ecc_key *key); +ecc_key * buf_get_ecc_raw_pubkey(buffer *buf, const struct dropbear_ecc_curve *curve); +int buf_get_ecc_privkey_string(buffer *buf, ecc_key *key); + +mp_int * dropbear_ecc_shared_secret(ecc_key *pub_key, const ecc_key *priv_key); + +#endif + +#endif /* DROPBEAR_DROPBEAR_ECC_H */ |