You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
575 B
32 lines
575 B
8 years ago
|
#include <lightningd/hsm/client.h>
|
||
|
|
#include <lightningd/hsm/gen_hsm_client_wire.h>
|
||
|
|
#include <wire/wire_sync.h>
|
||
|
|
|
||
|
|
static int hsm_fd = -1;
|
||
|
|
|
||
|
|
void hsm_setup(int fd)
|
||
|
|
{
|
||
|
|
hsm_fd = fd;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool hsm_do_ecdh(struct sha256 *ss, const struct pubkey *point)
|
||
|
|
{
|
||
|
|
u8 *req = towire_hsm_ecdh_req(NULL, point), *resp;
|
||
|
|
size_t len;
|
||
|
|
|
||
|
|
if (!wire_sync_write(hsm_fd, req))
|
||
|
|
goto fail;
|
||
|
|
resp = wire_sync_read(req, hsm_fd);
|
||
|
|
if (!resp)
|
||
|
|
goto fail;
|
||
|
|
len = tal_count(resp);
|
||
|
|
if (!fromwire_hsm_ecdh_resp(resp, &len, ss))
|
||
|
|
goto fail;
|
||
|
|
tal_free(req);
|
||
|
|
return true;
|
||
|
|
|
||
|
|
fail:
|
||
|
|
tal_free(req);
|
||
|
|
return false;
|
||
|
|
}
|