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3db3dc946f
At the moment only lightingd needs it, and this avoids missing any places where we do bip32 derivation. This uses a hsm capability to mean we're backwards compatible with older hsmds. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Changelog-Added: Protocol: we now always double-check bitcoin addresses are correct (no memory errors!) before issuing them.
28 lines
876 B
C
28 lines
876 B
C
#ifndef LIGHTNING_LIGHTNINGD_HSM_CONTROL_H
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#define LIGHTNING_LIGHTNINGD_HSM_CONTROL_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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struct lightningd;
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struct node_id;
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struct ext_key;
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/* Ask HSM for a new fd for a subdaemon to use. */
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int hsm_get_client_fd(struct lightningd *ld,
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const struct node_id *id,
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u64 dbid,
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int capabilities);
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/* Ask HSM for an fd for a global subdaemon to use (gossipd, connectd) */
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int hsm_get_global_fd(struct lightningd *ld, int capabilities);
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/* Is this capability supported by the HSM? (So far, always a message
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* number) */
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bool hsm_capable(struct lightningd *ld, u32 msgtype);
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struct ext_key *hsm_init(struct lightningd *ld);
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/* Get (and check!) a bip32 derived pubkey */
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void bip32_pubkey(struct lightningd *ld, struct pubkey *pubkey, u32 index);
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#endif /* LIGHTNING_LIGHTNINGD_HSM_CONTROL_H */
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