103 	KbdintAuthctxt *kbdintctxt;  in kbdint_alloc()  local
112 	kbdintctxt = xcalloc(1, sizeof(KbdintAuthctxt));  in kbdint_alloc()
121 		if ((kbdintctxt->devices = sshbuf_dup_string(b)) == NULL)  in kbdint_alloc()
125 		kbdintctxt->devices = xstrdup(devs);  in kbdint_alloc()
127 	debug("kbdint_alloc: devices '%s'", kbdintctxt->devices);  in kbdint_alloc()
128 	kbdintctxt->ctxt = NULL;  in kbdint_alloc()
129 	kbdintctxt->device = NULL;  in kbdint_alloc()
130 	kbdintctxt->nreq = 0;  in kbdint_alloc()
132 	return kbdintctxt;  in kbdint_alloc()
135 kbdint_reset_device(KbdintAuthctxt *kbdintctxt)  in kbdint_reset_device()  argument
137 	if (kbdintctxt->ctxt) {  in kbdint_reset_device()
138 		kbdintctxt->device->free_ctx(kbdintctxt->ctxt);  in kbdint_reset_device()
139 		kbdintctxt->ctxt = NULL;  in kbdint_reset_device()
141 	kbdintctxt->device = NULL;  in kbdint_reset_device()
144 kbdint_free(KbdintAuthctxt *kbdintctxt)  in kbdint_free()  argument
146 	if (kbdintctxt->device)  in kbdint_free()
147 		kbdint_reset_device(kbdintctxt);  in kbdint_free()
148 	free(kbdintctxt->devices);  in kbdint_free()
149 	freezero(kbdintctxt, sizeof(*kbdintctxt));  in kbdint_free()
153 kbdint_next_device(Authctxt *authctxt, KbdintAuthctxt *kbdintctxt)  in kbdint_next_device()  argument
159 	if (kbdintctxt->device)  in kbdint_next_device()
160 		kbdint_reset_device(kbdintctxt);  in kbdint_next_device()
162 		len = kbdintctxt->devices ?  in kbdint_next_device()
163 		    strcspn(kbdintctxt->devices, ",") : 0;  in kbdint_next_device()
168 			if ((kbdintctxt->devices_done & (1 << i)) != 0 ||  in kbdint_next_device()
172 			if (strncmp(kbdintctxt->devices, devices[i]->name,  in kbdint_next_device()
174 				kbdintctxt->device = devices[i];  in kbdint_next_device()
175 				kbdintctxt->devices_done |= 1 << i;  in kbdint_next_device()
178 		t = kbdintctxt->devices;  in kbdint_next_device()
179 		kbdintctxt->devices = t[len] ? xstrdup(t+len+1) : NULL;  in kbdint_next_device()
181 		debug2("kbdint_next_device: devices %s", kbdintctxt->devices ?  in kbdint_next_device()
182 		    kbdintctxt->devices : "<empty>");  in kbdint_next_device()
183 	} while (kbdintctxt->devices && !kbdintctxt->device);  in kbdint_next_device()
185 	return kbdintctxt->device ? 1 : 0;  in kbdint_next_device()
202 	if (authctxt->kbdintctxt == NULL)  in auth2_challenge()
203 		authctxt->kbdintctxt = kbdint_alloc(devs);  in auth2_challenge()
214 	if (authctxt->kbdintctxt != NULL) {  in auth2_challenge_stop()
215 		kbdint_free(authctxt->kbdintctxt);  in auth2_challenge_stop()
216 		authctxt->kbdintctxt = NULL;  in auth2_challenge_stop()
225 	KbdintAuthctxt *kbdintctxt = authctxt->kbdintctxt;  in auth2_challenge_start()  local
228 	    kbdintctxt->devices ?  kbdintctxt->devices : "<empty>");  in auth2_challenge_start()
230 	if (kbdint_next_device(authctxt, kbdintctxt) == 0) {  in auth2_challenge_start()
235 	    kbdintctxt->device->name);  in auth2_challenge_start()
237 	if ((kbdintctxt->ctxt = kbdintctxt->device->init_ctx(authctxt)) == NULL) {  in auth2_challenge_start()
256 	KbdintAuthctxt *kbdintctxt;  in send_userauth_info_request()  local
260 	kbdintctxt = authctxt->kbdintctxt;  in send_userauth_info_request()
261 	if (kbdintctxt->device->query(kbdintctxt->ctxt,  in send_userauth_info_request()
262 	    &name, &instr, &kbdintctxt->nreq, &prompts, &echo_on))  in send_userauth_info_request()
269 	    (r = sshpkt_put_u32(ssh, kbdintctxt->nreq)) != 0)  in send_userauth_info_request()
271 	for (i = 0; i < kbdintctxt->nreq; i++) {  in send_userauth_info_request()
280 	for (i = 0; i < kbdintctxt->nreq; i++)  in send_userauth_info_request()
293 	KbdintAuthctxt *kbdintctxt;  in input_userauth_info_response()  local
302 	kbdintctxt = authctxt->kbdintctxt;  in input_userauth_info_response()
303 	if (kbdintctxt == NULL || kbdintctxt->ctxt == NULL)  in input_userauth_info_response()
305 	if (kbdintctxt->device == NULL)  in input_userauth_info_response()
311 	if (nresp != kbdintctxt->nreq)  in input_userauth_info_response()
325 	res = kbdintctxt->device->respond(kbdintctxt->ctxt, nresp, response);  in input_userauth_info_response()
347 	devicename = kbdintctxt->device->name;  in input_userauth_info_response()