33 lines
960 B
C
33 lines
960 B
C
#ifndef LIGHTNING_BITCOIN_PUBKEY_H
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#define LIGHTNING_BITCOIN_PUBKEY_H
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#include <ccan/short_types/short_types.h>
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#include <ccan/tal/tal.h>
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#include "secp256k1.h"
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struct privkey;
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struct pubkey {
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/* DER-encoded key (as hashed by bitcoin, for addresses) */
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u8 der[65];
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/* Unpacked pubkey (as used by libsecp256k1 internally) */
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secp256k1_pubkey pubkey;
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};
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/* Convert from hex string of DER (scriptPubKey from validateaddress) */
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bool pubkey_from_hexstr(const char *derstr, struct pubkey *key);
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/* Pubkey from privkey */
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bool pubkey_from_privkey(const struct privkey *privkey,
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struct pubkey *key,
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unsigned int compressed_flags);
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/* Pubkey from DER encoding. */
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bool pubkey_from_der(const u8 *der, size_t len, struct pubkey *key);
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/* How many bytes of key->der are valid. */
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size_t pubkey_derlen(const struct pubkey *key);
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/* Are these keys equal? */
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bool pubkey_eq(const struct pubkey *a, const struct pubkey *b);
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#endif /* LIGHTNING_PUBKEY_H */
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