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810abb6b21
It's just a sha256_double, but importantly when we convert it to a string (in type_to_string, which is used in logging) we use bitcoin_blkid_to_hex() so it's reversed as people expect. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
#ifndef LIGHTNING_BITCOIN_CHAINPARAMS_H
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#define LIGHTNING_BITCOIN_CHAINPARAMS_H
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#include "config.h"
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#include <bitcoin/block.h>
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#include <ccan/short_types/short_types.h>
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#include <stdbool.h>
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struct chainparams {
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const int index;
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const char *network_name;
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const char *bip173_name;
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const struct bitcoin_blkid genesis_blockhash;
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const int rpc_port;
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const char *cli;
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const char *cli_args;
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const u64 dust_limit;
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/* Whether this is a test network or not */
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const bool testnet;
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};
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/**
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* chainparams_for_network - Look up blockchain parameters by its name
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*/
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const struct chainparams *chainparams_for_network(const char *network_name);
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/**
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* chainparams_by_index - Helper to get a network by its numeric index
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*
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* We may not want to pass the network name through to subdaemons, so
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* we allows lookup by index.
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*/
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const struct chainparams *chainparams_by_index(const int index);
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/**
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* chainparams_by_bip173 - Helper to get a network by its bip173 name
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*
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* This lets us decode BOLT11 addresses.
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*/
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const struct chainparams *chainparams_by_bip173(const char *bip173_name);
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#endif /* LIGHTNING_BITCOIN_CHAINPARAMS_H */
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