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