core-lightning/common/bip32.c
Rusty Russell cfb320c972 wire: move remaining bitcoin functions out to bitcoin/ files.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2020-05-18 14:51:12 +02:00

39 lines
1.0 KiB
C

#include <common/bip32.h>
#include <wally_bip32.h>
#include <wire/wire.h>
/* We only ever send out the public seed. */
void towire_ext_key(u8 **pptr, const struct ext_key *bip32)
{
unsigned char out[BIP32_SERIALIZED_LEN];
if (bip32_key_serialize(bip32, BIP32_FLAG_KEY_PUBLIC, out,
sizeof(out)))
abort();
towire(pptr, out, sizeof(out));
}
void fromwire_ext_key(const u8 **cursor, size_t *max, struct ext_key *bip32)
{
const u8 *in = fromwire(cursor, max, NULL, BIP32_SERIALIZED_LEN);
if (!in)
return;
if (bip32_key_unserialize(in, BIP32_SERIALIZED_LEN, bip32) != WALLY_OK)
fromwire_fail(cursor, max);
}
void fromwire_bip32_key_version(const u8** cursor, size_t *max,
struct bip32_key_version *version)
{
version->bip32_pubkey_version = fromwire_u32(cursor, max);
version->bip32_privkey_version = fromwire_u32(cursor, max);
}
void towire_bip32_key_version(u8 **pptr, const struct bip32_key_version *version)
{
towire_u32(pptr, version->bip32_pubkey_version);
towire_u32(pptr, version->bip32_privkey_version);
}