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struct secret: use everywhere.

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We alternated between using a sha256 and using a privkey, but there are
numerous places where we have a random 32 bytes which are neither.

This fixes many of them (plus, struct privkey is now defined in terms of
struct secret).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2017-05-06 11:49:44 +09:30
parent 42601c29d7
commit b99c5620ef
39 changed files with 250 additions and 215 deletions
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7
lightningd/key_derive.h
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@@ -3,13 +3,14 @@
#include "config.h"
struct pubkey;
struct secret;
/* For `localkey`, `remotekey`, `local-delayedkey` and `remote-delayedkey` */
bool derive_simple_key(const struct pubkey *basepoint,
const struct pubkey *per_commitment_point,
struct pubkey *key);
bool derive_simple_privkey(const struct privkey *base_secret,
bool derive_simple_privkey(const struct secret *base_secret,
const struct pubkey *basepoint,
const struct pubkey *per_commitment_point,
struct privkey *key);
@@ -19,8 +20,8 @@ bool derive_revocation_key(const struct pubkey *basepoint,
const struct pubkey *per_commitment_point,
struct pubkey *key);
bool derive_revocation_privkey(const struct privkey *base_secret,
const struct privkey *per_commitment_secret,
bool derive_revocation_privkey(const struct secret *base_secret,
const struct secret *per_commitment_secret,
const struct pubkey *basepoint,
const struct pubkey *per_commitment_point,
struct privkey *key);