core-lightning/bitcoin/shadouble.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

29 lines
777 B
C

#include "shadouble.h"
#include <ccan/mem/mem.h>
#include <common/type_to_string.h>
#include <wire/wire.h>
void sha256_double(struct sha256_double *shadouble, const void *p, size_t len)
{
sha256(&shadouble->sha, memcheck(p, len), len);
sha256(&shadouble->sha, &shadouble->sha, sizeof(shadouble->sha));
}
void sha256_double_done(struct sha256_ctx *shactx, struct sha256_double *res)
{
sha256_done(shactx, &res->sha);
sha256(&res->sha, &res->sha, sizeof(res->sha));
}
REGISTER_TYPE_TO_HEXSTR(sha256_double);
void towire_sha256_double(u8 **pptr, const struct sha256_double *sha256d)
{
towire_sha256(pptr, &sha256d->sha);
}
void fromwire_sha256_double(const u8 **cursor, size_t *max,
struct sha256_double *sha256d)
{
fromwire_sha256(cursor, max, &sha256d->sha);
}