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#include <common/ecdh_hsmd.h>
#include <common/utils.h>
#include <hsmd/hsmd_wiregen.h>
#include <wire/wire_sync.h>
static int stashed_hsm_fd = -1;
static void (*stashed_failed)(enum status_failreason, const char *fmt, ...);
void ecdh(const struct pubkey *point, struct secret *ss)
{
const u8 *msg = towire_hsmd_ecdh_req(NULL, point);
if (!wire_sync_write(stashed_hsm_fd, take(msg)))
stashed_failed(STATUS_FAIL_HSM_IO, "Write ECDH to hsmd failed");
msg = wire_sync_read(tmpctx, stashed_hsm_fd);
if (!msg)
stashed_failed(STATUS_FAIL_HSM_IO, "No hsmd ECDH response");
if (!fromwire_hsmd_ecdh_resp(msg, ss))
stashed_failed(STATUS_FAIL_HSM_IO, "Invalid hsmd ECDH response");
}
void ecdh_hsmd_setup(int hsm_fd,
void (*failed)(enum status_failreason,
const char *fmt, ...))
{
stashed_hsm_fd = hsm_fd;
stashed_failed = failed;
}