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37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
#ifndef _DROPBEAR_ECC_H
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#define _DROPBEAR_ECC_H
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#include "includes.h"
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#include "options.h"
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#include "buffer.h"
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#ifdef DROPBEAR_ECC
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struct dropbear_ecc_curve {
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int ltc_size; /* to match the byte sizes in ltc_ecc_sets[] */
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const ltc_ecc_set_type *dp; /* curve domain parameters */
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const struct ltc_hash_descriptor *hash_desc;
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const unsigned char *name;
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};
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extern struct dropbear_ecc_curve ecc_curve_nistp256;
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extern struct dropbear_ecc_curve ecc_curve_nistp384;
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extern struct dropbear_ecc_curve ecc_curve_nistp521;
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extern struct dropbear_ecc_curve *dropbear_ecc_curves[];
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void dropbear_ecc_fill_dp();
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struct dropbear_ecc_curve* curve_for_dp(const ltc_ecc_set_type *dp);
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/* "pubkey" refers to a point, but LTC uses ecc_key structure for both public
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and private keys */
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void buf_put_ecc_raw_pubkey_string(buffer *buf, ecc_key *key);
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ecc_key * buf_get_ecc_raw_pubkey(buffer *buf, const struct dropbear_ecc_curve *curve);
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int buf_get_ecc_privkey_string(buffer *buf, ecc_key *key);
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mp_int * dropbear_ecc_shared_secret(ecc_key *pub_key, ecc_key *priv_key);
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#endif
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#endif /* _DROPBEAR_ECC_H */
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