core-lightning/shadouble.c
Rusty Russell c46842e0ba shadouble: update for ccan/crypto/sha256 changes.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2015-05-27 13:55:20 +09:30

14 lines
373 B
C

#include "shadouble.h"
void sha256_double(struct sha256_double *shadouble, const void *p, size_t len)
{
sha256(&shadouble->sha, p, 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));
}