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authorDoug Zongker <dougz@android.com>2009-09-25 17:45:47 +0200
committerAndroid Git Automerger <android-git-automerger@android.com>2009-09-25 17:45:47 +0200
commit4526d4fe6252d0c328c4e9ce8e1920f6d6ad1bbc (patch)
tree3aebd8b4a976d5deb7fad3600ee77d47ee339f0f
parentam 486aa290: am fd8fb0c4: reduce fraction of progress bar for verification (diff)
parentam f93d8166: confirm before wiping user data in recovery (diff)
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-rw-r--r--recovery.c176
1 files changed, 107 insertions, 69 deletions
diff --git a/recovery.c b/recovery.c
index 33cbc13d8..3d0f9d05a 100644
--- a/recovery.c
+++ b/recovery.c
@@ -279,34 +279,40 @@ erase_root(const char *root)
return format_root_device(root);
}
-static void
-prompt_and_wait()
-{
+static char**
+prepend_title(char** headers) {
char* title[] = { "Android system recovery <"
EXPAND(RECOVERY_API_VERSION) "e>",
"",
NULL };
// count the number of lines in our title, plus the
- // product-provided headers.
+ // caller-provided headers.
int count = 0;
char** p;
for (p = title; *p; ++p, ++count);
- for (p = MENU_HEADERS; *p; ++p, ++count);
+ for (p = headers; *p; ++p, ++count);
- char** headers = malloc((count+1) * sizeof(char*));
- char** h = headers;
+ char** new_headers = malloc((count+1) * sizeof(char*));
+ char** h = new_headers;
for (p = title; *p; ++p, ++h) *h = *p;
- for (p = MENU_HEADERS; *p; ++p, ++h) *h = *p;
+ for (p = headers; *p; ++p, ++h) *h = *p;
*h = NULL;
- ui_start_menu(headers, MENU_ITEMS);
+ return new_headers;
+}
+
+static int
+get_menu_selection(char** headers, char** items, int menu_only) {
+ // throw away keys pressed previously, so user doesn't
+ // accidentally trigger menu items.
+ ui_clear_key_queue();
+
+ ui_start_menu(headers, items);
int selected = 0;
int chosen_item = -1;
- finish_recovery(NULL);
- ui_reset_progress();
- for (;;) {
+ while (chosen_item < 0) {
int key = ui_wait_key();
int visible = ui_text_visible();
@@ -328,72 +334,104 @@ prompt_and_wait()
case NO_ACTION:
break;
}
- } else {
+ } else if (!menu_only) {
chosen_item = action;
}
+ }
- if (chosen_item >= 0) {
- // turn off the menu, letting ui_print() to scroll output
- // on the screen.
- ui_end_menu();
-
- // device-specific code may take some action here. It may
- // return one of the core actions handled in the switch
- // statement below.
- chosen_item = device_perform_action(chosen_item);
-
- switch (chosen_item) {
- case ITEM_REBOOT:
- return;
-
- case ITEM_WIPE_DATA:
- ui_print("\n-- Wiping data...\n");
- device_wipe_data();
- erase_root("DATA:");
- erase_root("CACHE:");
- ui_print("Data wipe complete.\n");
- if (!ui_text_visible()) return;
- break;
+ ui_end_menu();
+ return chosen_item;
+}
- case ITEM_WIPE_CACHE:
- ui_print("\n-- Wiping cache...\n");
- erase_root("CACHE:");
- ui_print("Cache wipe complete.\n");
- if (!ui_text_visible()) return;
- break;
+static void
+wipe_data(int confirm) {
+ if (confirm) {
+ static char** title_headers = NULL;
+
+ if (title_headers == NULL) {
+ char* headers[] = { "Confirm wipe of all user data?",
+ " THIS CAN NOT BE UNDONE.",
+ "",
+ NULL };
+ title_headers = prepend_title(headers);
+ }
- case ITEM_APPLY_SDCARD:
- ui_print("\n-- Install from sdcard...\n");
- set_sdcard_update_bootloader_message();
- int status = install_package(SDCARD_PACKAGE_FILE);
- if (status != INSTALL_SUCCESS) {
- ui_set_background(BACKGROUND_ICON_ERROR);
- ui_print("Installation aborted.\n");
- } else if (!ui_text_visible()) {
- return; // reboot if logs aren't visible
- } else {
- if (firmware_update_pending()) {
+ char* items[] = { " No",
+ " No",
+ " No",
+ " No",
+ " No",
+ " No",
+ " No",
+ " Yes -- delete all user data", // [7]
+ " No",
+ " No",
+ " No",
+ NULL };
+
+ int chosen_item = get_menu_selection(title_headers, items, 1);
+ if (chosen_item != 7) {
+ return;
+ }
+ }
+
+ ui_print("\n-- Wiping data...\n");
+ device_wipe_data();
+ erase_root("DATA:");
+ erase_root("CACHE:");
+ ui_print("Data wipe complete.\n");
+}
+
+static void
+prompt_and_wait()
+{
+ char** headers = prepend_title(MENU_HEADERS);
+
+ for (;;) {
+ finish_recovery(NULL);
+ ui_reset_progress();
+
+ int chosen_item = get_menu_selection(headers, MENU_ITEMS, 0);
+
+ // device-specific code may take some action here. It may
+ // return one of the core actions handled in the switch
+ // statement below.
+ chosen_item = device_perform_action(chosen_item);
+
+ switch (chosen_item) {
+ case ITEM_REBOOT:
+ return;
+
+ case ITEM_WIPE_DATA:
+ wipe_data(ui_text_visible());
+ if (!ui_text_visible()) return;
+ break;
+
+ case ITEM_WIPE_CACHE:
+ ui_print("\n-- Wiping cache...\n");
+ erase_root("CACHE:");
+ ui_print("Cache wipe complete.\n");
+ if (!ui_text_visible()) return;
+ break;
+
+ case ITEM_APPLY_SDCARD:
+ ui_print("\n-- Install from sdcard...\n");
+ set_sdcard_update_bootloader_message();
+ int status = install_package(SDCARD_PACKAGE_FILE);
+ if (status != INSTALL_SUCCESS) {
+ ui_set_background(BACKGROUND_ICON_ERROR);
+ ui_print("Installation aborted.\n");
+ } else if (!ui_text_visible()) {
+ return; // reboot if logs aren't visible
+ } else {
+ if (firmware_update_pending()) {
ui_print("\nReboot via menu to complete\n"
"installation.\n");
- } else {
+ } else {
ui_print("\nInstall from sdcard complete.\n");
- }
}
- break;
- }
-
- // if we didn't return from this function to reboot, show
- // the menu again.
- ui_start_menu(headers, MENU_ITEMS);
- selected = 0;
- chosen_item = -1;
-
- finish_recovery(NULL);
- ui_reset_progress();
-
- // throw away keys pressed while the command was running,
- // so user doesn't accidentally trigger menu items.
- ui_clear_key_queue();
+ }
+ break;
}
}
}