145 	struct sshbuf *req = NULL, *resp = NULL;  in client_converse()  local
151 	if ((req = sshbuf_new()) == NULL || (resp = sshbuf_new()) == NULL) {  in client_converse()
157 	if ((r = sshbuf_put_u32(req, type)) != 0 ||  in client_converse()
158 	    (r = sshbuf_put_u8(req, log_is_on_stderr() != 0)) != 0 ||  in client_converse()
159 	    (r = sshbuf_put_u32(req, ll < 0 ? 0 : ll)) != 0 ||  in client_converse()
160 	    (r = sshbuf_putb(req, msg)) != 0) {  in client_converse()
164 	if ((r = ssh_msg_send(fd, SSH_SK_HELPER_VERSION, req)) != 0) {  in client_converse()
219 	sshbuf_free(req);  in client_converse()
233 	struct sshbuf *kbuf = NULL, *req = NULL, *resp = NULL;  in sshsk_sign()  local
239 	    (req = sshbuf_new()) == NULL) {  in sshsk_sign()
248 	if ((r = sshbuf_put_stringb(req, kbuf)) != 0 ||  in sshsk_sign()
249 	    (r = sshbuf_put_cstring(req, provider)) != 0 ||  in sshsk_sign()
250 	    (r = sshbuf_put_string(req, data, datalen)) != 0 ||  in sshsk_sign()
251 	    (r = sshbuf_put_cstring(req, NULL)) != 0 || /* alg */  in sshsk_sign()
252 	    (r = sshbuf_put_u32(req, compat)) != 0 ||  in sshsk_sign()
253 	    (r = sshbuf_put_cstring(req, pin)) != 0) {  in sshsk_sign()
258 	if ((r = client_converse(req, &resp, SSH_SK_HELPER_SIGN)) != 0)  in sshsk_sign()
281 	sshbuf_free(req);  in sshsk_sign()
294 	struct sshbuf *kbuf = NULL, *abuf = NULL, *req = NULL, *resp = NULL;  in sshsk_enroll()  local
306 	    (req = sshbuf_new()) == NULL) {  in sshsk_enroll()
311 	if ((r = sshbuf_put_u32(req, (u_int)type)) != 0 ||  in sshsk_enroll()
312 	    (r = sshbuf_put_cstring(req, provider_path)) != 0 ||  in sshsk_enroll()
313 	    (r = sshbuf_put_cstring(req, device)) != 0 ||  in sshsk_enroll()
314 	    (r = sshbuf_put_cstring(req, application)) != 0 ||  in sshsk_enroll()
315 	    (r = sshbuf_put_cstring(req, userid)) != 0 ||  in sshsk_enroll()
316 	    (r = sshbuf_put_u8(req, flags)) != 0 ||  in sshsk_enroll()
317 	    (r = sshbuf_put_cstring(req, pin)) != 0 ||  in sshsk_enroll()
318 	    (r = sshbuf_put_stringb(req, challenge_buf)) != 0) {  in sshsk_enroll()
323 	if ((r = client_converse(req, &resp, SSH_SK_HELPER_ENROLL)) != 0)  in sshsk_enroll()
355 	sshbuf_free(req);  in sshsk_enroll()
391 	struct sshbuf *kbuf = NULL, *req = NULL, *resp = NULL;  in sshsk_load_resident()  local
401 	    (req = sshbuf_new()) == NULL) {  in sshsk_load_resident()
406 	if ((r = sshbuf_put_cstring(req, provider_path)) != 0 ||  in sshsk_load_resident()
407 	    (r = sshbuf_put_cstring(req, device)) != 0 ||  in sshsk_load_resident()
408 	    (r = sshbuf_put_cstring(req, pin)) != 0 ||  in sshsk_load_resident()
409 	    (r = sshbuf_put_u32(req, flags)) != 0) {  in sshsk_load_resident()
414 	if ((r = client_converse(req, &resp, SSH_SK_HELPER_LOAD_RESIDENT)) != 0)  in sshsk_load_resident()
466 	sshbuf_free(req);  in sshsk_load_resident()