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https://github.com/trezor/trezor-firmware.git
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48 lines
1.8 KiB
C
48 lines
1.8 KiB
C
#ifndef ED25519_H
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#define ED25519_H
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#include <stddef.h>
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#include "options.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif
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typedef unsigned char ed25519_signature[64];
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typedef unsigned char ed25519_public_key[32];
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typedef unsigned char ed25519_secret_key[32];
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typedef unsigned char curve25519_key[32];
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typedef unsigned char ed25519_cosi_signature[32];
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void ed25519_publickey(const ed25519_secret_key sk, ed25519_public_key pk);
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void ed25519_publickey_ext(const ed25519_secret_key extsk, ed25519_public_key pk);
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int ed25519_sign_open(const unsigned char *m, size_t mlen, const ed25519_public_key pk, const ed25519_signature RS);
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void ed25519_sign(const unsigned char *m, size_t mlen, const ed25519_secret_key sk, ed25519_signature RS);
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void ed25519_sign_ext(const unsigned char *m, size_t mlen, const ed25519_secret_key secret_scalar, const ed25519_secret_key skext, ed25519_signature RS);
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int ed25519_scalarmult(ed25519_public_key res, const ed25519_secret_key sk, const ed25519_public_key pk);
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void curve25519_scalarmult(curve25519_key mypublic, const curve25519_key secret, const curve25519_key basepoint);
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void curve25519_scalarmult_basepoint(curve25519_key mypublic, const curve25519_key secret);
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#if !defined(__GNUC__) || __GNUC__ > 4
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#define CONST const
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#else
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#define CONST
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#endif
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int ed25519_cosi_combine_publickeys(ed25519_public_key res, CONST ed25519_public_key *pks, size_t n);
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void ed25519_cosi_combine_signatures(ed25519_signature res, const ed25519_public_key R, CONST ed25519_cosi_signature *sigs, size_t n);
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void ed25519_cosi_commit(ed25519_secret_key nonce, ed25519_public_key commitment);
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int ed25519_cosi_sign(const unsigned char *m, size_t mlen, const ed25519_secret_key key, const ed25519_secret_key nonce, const ed25519_public_key R, const ed25519_public_key pk, ed25519_cosi_signature sig);
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#if defined(__cplusplus)
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}
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#endif
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#endif // ED25519_H
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