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66 lines
1.9 KiB
66 lines
1.9 KiB
#ifndef LIGHTNING_BITCOIN_BLOCK_H
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#define LIGHTNING_BITCOIN_BLOCK_H
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#include "config.h"
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#include "bitcoin/shadouble.h"
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#include <ccan/endian/endian.h>
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#include <ccan/short_types/short_types.h>
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#include <ccan/structeq/structeq.h>
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#include <ccan/tal/tal.h>
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#include <stdbool.h>
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struct chainparams;
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enum dynafed_params_type {
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DYNAFED_PARAMS_NULL,
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DYNAFED_PARAMS_COMPACT,
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DYNAFED_PARAMS_FULL,
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};
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struct bitcoin_blkid {
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struct sha256_double shad;
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};
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/* Define bitcoin_blkid_eq (no padding) */
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STRUCTEQ_DEF(bitcoin_blkid, 0, shad.sha.u);
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struct bitcoin_block_hdr {
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le32 version;
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struct bitcoin_blkid prev_hash;
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struct sha256_double merkle_hash;
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le32 timestamp;
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le32 target;
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le32 nonce;
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struct bitcoin_blkid hash;
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};
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struct bitcoin_block {
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struct bitcoin_block_hdr hdr;
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/* tal_count shows now many */
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struct bitcoin_tx **tx;
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struct bitcoin_txid *txids;
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};
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struct bitcoin_block *
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bitcoin_block_from_hex(const tal_t *ctx, const struct chainparams *chainparams,
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const char *hex, size_t hexlen);
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/* Compute the double SHA block ID from the block header. */
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void bitcoin_block_blkid(const struct bitcoin_block *block,
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struct bitcoin_blkid *out);
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/* Parse hex string to get blockid (reversed, a-la bitcoind). */
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bool bitcoin_blkid_from_hex(const char *hexstr, size_t hexstr_len,
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struct bitcoin_blkid *blockid);
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/* Get hex string of blockid (reversed, a-la bitcoind). */
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bool bitcoin_blkid_to_hex(const struct bitcoin_blkid *blockid,
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char *hexstr, size_t hexstr_len);
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/* Marshalling/unmarshaling over the wire */
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void towire_bitcoin_blkid(u8 **pptr, const struct bitcoin_blkid *blkid);
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void fromwire_bitcoin_blkid(const u8 **cursor, size_t *max,
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struct bitcoin_blkid *blkid);
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void fromwire_chainparams(const u8 **cursor, size_t *max,
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const struct chainparams **chainparams);
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void towire_chainparams(u8 **cursor, const struct chainparams *chainparams);
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#endif /* LIGHTNING_BITCOIN_BLOCK_H */
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