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authorRay Strode <rstrode@redhat.com>2008-05-28 22:07:20 -0400
committerRay Strode <rstrode@redhat.com>2008-05-28 22:11:22 -0400
commit0b0afb569b254e757ec00540fdd2e6bdb8180896 (patch)
treecebe2e6e39589e1bdae5db558743c28aa0646650 /src/splash-plugins/text/plugin.c
parent49303d3d85b4fc7cc14c6017eff649b7716beabb (diff)
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Rename all the plugins from <plugin-name>.c -> main.c
Just makes things more consistent.
Diffstat (limited to 'src/splash-plugins/text/plugin.c')
-rw-r--r--src/splash-plugins/text/plugin.c225
1 files changed, 225 insertions, 0 deletions
diff --git a/src/splash-plugins/text/plugin.c b/src/splash-plugins/text/plugin.c
new file mode 100644
index 0000000..bfa591a
--- /dev/null
+++ b/src/splash-plugins/text/plugin.c
@@ -0,0 +1,225 @@
+/* text.c - boot splash plugin
+ *
+ * Copyright (C) 2008 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ *
+ * Written by: Ray Strode <rstrode@redhat.com>
+ */
+#include "config.h"
+
+#include <assert.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <math.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <termios.h>
+#include <unistd.h>
+#include <values.h>
+#include <wchar.h>
+
+#include "ply-boot-splash-plugin.h"
+#include "ply-buffer.h"
+#include "ply-event-loop.h"
+#include "ply-list.h"
+#include "ply-logger.h"
+#include "ply-frame-buffer.h"
+#include "ply-image.h"
+#include "ply-utils.h"
+#include "ply-window.h"
+
+#include <linux/kd.h>
+
+#define CLEAR_LINE_SEQUENCE "\033[2K\r\n"
+#define BACKSPACE "\b\033[0K"
+
+struct _ply_boot_splash_plugin
+{
+ ply_event_loop_t *loop;
+
+ int console_fd;
+ ply_boot_splash_password_answer_handler_t password_answer_handler;
+ void *password_answer_data;
+
+ uint32_t keyboard_input_is_hidden : 1;
+};
+
+ply_boot_splash_plugin_t *
+create_plugin (void)
+{
+ ply_boot_splash_plugin_t *plugin;
+
+ ply_trace ("creating plugin");
+
+ plugin = calloc (1, sizeof (ply_boot_splash_plugin_t));
+ plugin->console_fd = -1;
+
+ return plugin;
+}
+
+void
+destroy_plugin (ply_boot_splash_plugin_t *plugin)
+{
+ ply_trace ("destroying plugin");
+
+ if (plugin == NULL)
+ return;
+
+ free (plugin);
+}
+
+static bool
+open_console (ply_boot_splash_plugin_t *plugin)
+{
+ assert (plugin != NULL);
+
+ plugin->console_fd = open ("/dev/tty1", O_RDWR | O_APPEND | O_NOCTTY);
+
+ if (plugin->console_fd < 0)
+ return false;
+
+ return true;
+}
+
+static void
+detach_from_event_loop (ply_boot_splash_plugin_t *plugin)
+{
+ plugin->loop = NULL;
+
+ ply_trace ("detaching from event loop");
+}
+
+bool
+show_splash_screen (ply_boot_splash_plugin_t *plugin,
+ ply_event_loop_t *loop,
+ ply_window_t *window,
+ ply_buffer_t *boot_buffer)
+{
+ assert (plugin != NULL);
+
+ plugin->loop = loop;
+ ply_event_loop_watch_for_exit (loop, (ply_event_loop_exit_handler_t)
+ detach_from_event_loop,
+ plugin);
+
+ ply_trace ("opening console");
+ if (!open_console (plugin))
+ return false;
+
+ return true;
+}
+
+void
+update_status (ply_boot_splash_plugin_t *plugin,
+ const char *status)
+{
+ assert (plugin != NULL);
+
+ ply_trace ("status update");
+ write (plugin->console_fd, ".", 1);
+}
+
+void
+hide_splash_screen (ply_boot_splash_plugin_t *plugin,
+ ply_event_loop_t *loop,
+ ply_window_t *window)
+{
+ assert (plugin != NULL);
+
+ ply_trace ("hiding splash screen");
+
+ if (plugin->loop != NULL)
+ {
+ ply_event_loop_stop_watching_for_exit (plugin->loop,
+ (ply_event_loop_exit_handler_t)
+ detach_from_event_loop,
+ plugin);
+ detach_from_event_loop (plugin);
+ }
+}
+
+void
+ask_for_password (ply_boot_splash_plugin_t *plugin,
+ ply_boot_splash_password_answer_handler_t answer_handler,
+ void *answer_data)
+{
+ plugin->password_answer_handler = answer_handler;
+ plugin->password_answer_data = answer_data;
+
+ write (STDOUT_FILENO, "\nPassword: ", strlen ("\nPassword: "));
+ plugin->keyboard_input_is_hidden = true;
+}
+
+void
+on_keyboard_input (ply_boot_splash_plugin_t *plugin,
+ const char *keyboard_input,
+ size_t character_size)
+{
+ if (plugin->keyboard_input_is_hidden)
+ write (STDOUT_FILENO, "•", strlen ("•"));
+ else
+ write (STDOUT_FILENO, keyboard_input, character_size);
+}
+
+void
+on_backspace (ply_boot_splash_plugin_t *plugin)
+{
+ write (STDOUT_FILENO, BACKSPACE, strlen (BACKSPACE));
+}
+
+void
+on_enter (ply_boot_splash_plugin_t *plugin,
+ const char *line)
+{
+ if (plugin->password_answer_handler != NULL)
+ {
+ plugin->password_answer_handler (plugin->password_answer_data,
+ line);
+ plugin->keyboard_input_is_hidden = false;
+ plugin->password_answer_handler = NULL;
+ write (STDOUT_FILENO, CLEAR_LINE_SEQUENCE, strlen (CLEAR_LINE_SEQUENCE));
+ }
+}
+
+ply_boot_splash_plugin_interface_t *
+ply_boot_splash_plugin_get_interface (void)
+{
+ static ply_boot_splash_plugin_interface_t plugin_interface =
+ {
+ .create_plugin = create_plugin,
+ .destroy_plugin = destroy_plugin,
+ .show_splash_screen = show_splash_screen,
+ .update_status = update_status,
+ .hide_splash_screen = hide_splash_screen,
+ .ask_for_password = ask_for_password,
+ .on_keyboard_input = on_keyboard_input,
+ .on_backspace = on_backspace,
+ .on_enter = on_enter
+ };
+
+ return &plugin_interface;
+}
+
+/* vim: set ts=4 sw=4 expandtab autoindent cindent cino={.5s,(0: */