2 * Copyright Geoff Levand <geoff@infradead.org>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 #if defined(HAVE_CONFIG_H)
26 #include "pbt-client.h"
29 #include "talloc/talloc.h"
30 #include "waiter/waiter.h"
31 #include "ui/common/discover-client.h"
33 static struct pb_opt_data *pbt_opt_data_from_item(struct pbt_item *item)
38 void pbt_client_resize(struct pbt_client *client)
43 void pbt_frame_status_printf(struct pbt_frame *frame, const char *format, ...)
52 static int pbt_client_run_kexec(struct pbt_item *item)
55 struct pb_opt_data *opt_data = pbt_opt_data_from_item(item);
57 pb_log("%s: %s\n", __func__, pbt_item_name(item));
59 pbt_frame_status_printf(&item->pbt_client->frame, "Booting %s...",
62 assert(item->pbt_client->kexec_cb);
63 result = item->pbt_client->kexec_cb(item->pbt_client, opt_data);
66 //mvaddstr(1, 0, "system is going down now...");
70 pb_log("%s: failed: %s\n", __func__, opt_data->kd->image);
72 pbt_frame_status_printf(&item->pbt_client->frame, "Failed: kexec %s",
78 static int pbt_client_on_edit(struct pbt_item *item)
80 DBGS("*** %s ***\n", pbt_item_name(item));
84 static int pbt_device_add(struct device *dev, struct pbt_client *client)
86 struct pbt_frame *const frame = &client->frame;
87 struct pbt_item *device_item;
88 struct boot_option *opt;
90 const char *icon_file;
91 struct pbt_item *selected_item = NULL;
93 pb_log("%s: %p %s: n_options %d\n", __func__, dev, dev->id,
96 pb_protocol_dump_device(dev, "", pb_log_get_stream());
100 // FIXME: check for existing dev->id
102 icon_file = dev->icon_file ? dev->icon_file : pbt_icon_chooser(dev->id);
104 device_item = pbt_item_create_reduced(frame->top_menu, dev->id,
105 frame->top_menu->n_items, icon_file);
108 goto fail_device_item_create;
110 device_item->pb_device = dev;
111 frame->top_menu->n_items++;
115 q.x = frame->top_menu->window->pixmap->width;
117 q.width = frame->top_menu->scr->tscreen->width - q.x;
118 q.height = frame->top_menu->scr->tscreen->height;
120 device_item->sub_menu = pbt_menu_create(device_item, dev->id,
121 frame->top_menu->scr, frame->top_menu, &q,
122 &frame->top_menu->layout);
123 if (!device_item->sub_menu)
124 goto fail_sub_menu_create;
126 list_for_each_entry(&dev->boot_options, opt, list) {
128 struct pb_opt_data *opt_data;
130 i = pbt_item_create(device_item->sub_menu,
131 opt->id, device_item->sub_menu->n_items++,
132 opt->icon_file, opt->name, opt->description);
140 i->pbt_client = client;
141 i->on_execute = pbt_client_run_kexec;
142 i->on_edit = pbt_client_on_edit;
144 i->data = opt_data = talloc(i, struct pb_opt_data);
145 opt_data->name = opt->name;
146 opt_data->kd = talloc(i, struct pb_kexec_data);
147 opt_data->kd->image = talloc_strdup(opt_data->kd,
148 opt->boot_image_file);
149 opt_data->kd->initrd = talloc_strdup(opt_data->kd,
151 opt_data->kd->args = talloc_strdup(opt_data->kd,
155 opt_data->opt_hash = pb_opt_hash(dev, opt);
157 /* Select the first item as default. */
162 /* If this is the default_item select it and start timer. */
164 if (opt_data->opt_hash
165 == device_item->sub_menu->default_item_hash) {
167 ui_timer_kick(&client->signal_data.timer);
171 pbt_menu_set_selected(device_item->sub_menu, selected_item);
173 pbt_menu_show(frame->top_menu, 1);
174 twin_screen_update(client->frame.scr->tscreen);
178 fail_sub_menu_create:
179 fail_device_item_create:
184 static void pbt_device_remove(struct device *dev, struct pbt_client *client)
186 struct pbt_frame *const frame = &client->frame;
187 struct list *i_list = frame->top_menu->item_list;
188 struct pbt_item *removed_item;
189 struct pbt_item *prev_item;
190 struct pbt_item *next_item;
192 twin_window_t *last_window;
193 struct boot_option *opt;
195 pb_log("%s: %p %s: n_options %d\n", __func__, dev, dev->id,
198 pb_protocol_dump_device(dev, "", pb_log_get_stream());
201 list_for_each_entry(i_list, i, list) {
202 if (i->pb_device == dev) {
209 pb_log("%s: %p %s: unknown device\n", __func__, dev, dev->id);
210 assert(0 && "unknown device");
214 prev_item = list_prev_entry(i_list, removed_item, list);
215 next_item = list_next_entry(i_list, removed_item, list);
217 if (removed_item == frame->top_menu->selected) {
219 pbt_menu_set_selected(frame->top_menu, prev_item);
221 pbt_menu_set_selected(frame->top_menu, next_item);
223 assert(0 && "empty list");
228 /* Shift items up. */
231 list_for_each_entry_continue(i_list, i, list) {
232 last_window = i->window;
233 i->window = list_prev_entry(i_list, i, list)->window;
234 twin_window_set_name(i->window, last_window->name);
235 i->window->client_data = last_window->client_data;
239 twin_window_hide(last_window);
240 twin_window_destroy(last_window);
242 list_remove(&removed_item->list);
243 removed_item->window = NULL;
244 talloc_free(removed_item);
245 frame->top_menu->n_items--;
247 pbt_menu_show(frame->top_menu, 1);
248 twin_screen_update(client->frame.scr->tscreen);
251 static struct discover_client_ops pbt_client_ops = {
252 .device_add = (void *)pbt_device_add,
253 .device_remove = (void *)pbt_device_remove,
256 static void pbt_client_destructor(struct pbt_client *client)
258 pb_log("%s\n", __func__);
260 // move to screen twin_x11_destroy(twin_ctx);
261 talloc_free(client->discover_client);
262 memset(client, 0, sizeof(*client));
265 struct pbt_client *pbt_client_init(enum pbt_twin_backend backend,
266 unsigned int width, unsigned int height,
267 int (*kexec_cb)(struct pbt_client *, struct pb_opt_data *),
268 int start_deamon, int dry_run)
270 struct pbt_client *pbt_client;
273 pbt_client = talloc_zero(NULL, struct pbt_client);
276 pb_log("%s: alloc pbt_client failed.\n", __func__);
277 fprintf(stderr, "%s: alloc pbt_client failed.\n", __func__);
281 talloc_set_destructor(pbt_client, (void *)pbt_client_destructor);
283 pbt_client->sig = "pbt_client";
284 pbt_client->kexec_cb = kexec_cb;
285 pbt_client->dry_run = dry_run;
286 pbt_client->frame.scr = pbt_scr_init(pbt_client, backend, width, height,
289 if (!pbt_client->frame.scr)
292 /* Loop here for scripts that just started the server. */
295 for (i = 10; i; i--) {
296 pbt_client->discover_client
297 = discover_client_init(&pbt_client_ops, pbt_client);
298 if (pbt_client->discover_client)
300 pb_log("%s: waiting for server %d\n", __func__, i);
304 if (!pbt_client->discover_client && start_deamon) {
309 result = pb_start_daemon();
314 pb_log("%s: discover_client_init failed.\n", __func__);
315 fprintf(stderr, "%s: error: discover_client_init failed.\n",
317 fprintf(stderr, "could not start pb-discover, the petitboot "
319 goto fail_client_init;
322 if (!pbt_client->discover_client) {
323 pb_log("%s: discover_client_init failed.\n", __func__);
324 fprintf(stderr, "%s: error: discover_client_init failed.\n",
326 fprintf(stderr, "check that pb-discover, "
327 "the petitboot daemon is running.\n");
328 goto fail_client_init;
331 waiter_register(discover_client_get_fd(pbt_client->discover_client),
332 WAIT_IN, (waiter_cb)discover_client_process,
333 pbt_client->discover_client);
338 talloc_free(pbt_client);