aboutsummaryrefslogtreecommitdiffstats
path: root/com32/elflink/modules/menu.h
diff options
context:
space:
mode:
Diffstat (limited to 'com32/elflink/modules/menu.h')
-rw-r--r--com32/elflink/modules/menu.h228
1 files changed, 228 insertions, 0 deletions
diff --git a/com32/elflink/modules/menu.h b/com32/elflink/modules/menu.h
new file mode 100644
index 00000000..5b05fe81
--- /dev/null
+++ b/com32/elflink/modules/menu.h
@@ -0,0 +1,228 @@
+/* ----------------------------------------------------------------------- *
+ *
+ * Copyright 2004-2008 H. Peter Anvin - All Rights Reserved
+ *
+ * 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, Inc., 51 Franklin St, Fifth Floor,
+ * Boston MA 02110-1301, USA; either version 2 of the License, or
+ * (at your option) any later version; incorporated herein by reference.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * menu.h
+ *
+ * Header file for the simple menu system
+ */
+
+#ifndef MENU_H
+#define MENU_H
+
+#include <time.h>
+#include <sys/time.h>
+#include <sys/times.h>
+#include <inttypes.h>
+#include <unistd.h>
+#include <colortbl.h>
+#include <stdbool.h>
+#include <setjmp.h>
+#include "refstr.h"
+
+#ifndef CLK_TCK
+# define CLK_TCK sysconf(_SC_CLK_TCK)
+#endif
+
+struct menu;
+
+/* Note: the _UNRES variants must always be immediately after their
+ "normal" versions. */
+enum menu_action {
+ MA_NONE, /* Undefined value */
+ MA_CMD, /* Execute a command */
+ MA_DISABLED, /* Disabled menu entry */
+ MA_SUBMENU, /* This is a submenu entry */
+ MA_GOTO, /* Go to another menu */
+ MA_GOTO_UNRES, /* Unresolved go to */
+ MA_QUIT, /* Quit to CLI */
+ MA_EXIT, /* Exit to higher-level menu */
+ MA_EXIT_UNRES, /* Unresolved exit */
+};
+
+struct menu_entry {
+ struct menu *menu; /* Parent menu */
+ const char *displayname;
+ const char *label;
+ const char *passwd;
+ char *helptext;
+ const char *cmdline;
+ struct menu *submenu;
+ struct menu_entry *next; /* Linked list of all labels across menus */
+ int entry; /* Entry number inside menu */
+ enum menu_action action;
+ unsigned char hotkey;
+ bool save; /* Save this entry if selected */
+};
+
+static inline bool is_disabled(struct menu_entry *me)
+{
+ return me->action == MA_DISABLED;
+}
+
+enum kernel_type {
+ /* Meta-types for internal use */
+ KT_NONE,
+ KT_LOCALBOOT,
+
+ /* The ones we can pass off to SYSLINUX, in order */
+ KT_KERNEL, /* Undefined type */
+ KT_LINUX, /* Linux kernel */
+ KT_BOOT, /* Bootstrap program */
+ KT_BSS, /* Boot sector with patch */
+ KT_PXE, /* PXE NBP */
+ KT_FDIMAGE, /* Floppy disk image */
+ KT_COMBOOT, /* COMBOOT image */
+ KT_COM32, /* COM32 image */
+ KT_CONFIG, /* Configuration file */
+};
+
+extern const char *const kernel_types[];
+
+/* Configurable integer parameters */
+enum parameter_number {
+ P_WIDTH,
+ P_MARGIN,
+ P_PASSWD_MARGIN,
+ P_MENU_ROWS,
+ P_TABMSG_ROW,
+ P_CMDLINE_ROW,
+ P_END_ROW,
+ P_PASSWD_ROW,
+ P_TIMEOUT_ROW,
+ P_HELPMSG_ROW,
+ P_HELPMSGEND_ROW,
+ P_HSHIFT,
+ P_VSHIFT,
+ P_HIDDEN_ROW,
+
+ NPARAMS
+};
+
+/* Configurable messages */
+enum message_number {
+ MSG_TITLE,
+ MSG_AUTOBOOT,
+ MSG_TAB,
+ MSG_NOTAB,
+ MSG_PASSPROMPT,
+
+ MSG_COUNT
+};
+
+struct messages {
+ const char *name; /* Message configuration name */
+ const char *defmsg; /* Default message text */
+};
+
+struct menu_parameter {
+ const char *name;
+ int value;
+};
+
+extern const struct menu_parameter mparm[NPARAMS];
+
+struct fkey_help {
+ const char *textname;
+ const char *background;
+};
+
+struct menu {
+ struct menu *next; /* Linked list of all menus */
+ const char *label; /* Goto label for this menu */
+ struct menu *parent;
+ struct menu_entry *parent_entry; /* Entry for self in parent */
+
+ struct menu_entry **menu_entries;
+ struct menu_entry *menu_hotkeys[256];
+
+ const char *messages[MSG_COUNT];
+ int mparm[NPARAMS];
+
+ int nentries;
+ int nentries_space;
+ int defentry;
+ int timeout;
+
+ bool allowedit;
+ bool save; /* MENU SAVE default for this menu */
+
+ int curentry;
+ int curtop;
+
+ const char *title;
+ const char *ontimeout;
+ const char *onerror;
+ const char *menu_master_passwd;
+ const char *menu_background;
+
+ struct color_table *color_table;
+
+ struct fkey_help fkeyhelp[12];
+};
+
+extern struct menu *root_menu, *start_menu, *hide_menu, *menu_list;
+
+/* 2048 is the current definition inside syslinux */
+#define MAX_CMDLINE_LEN 2048
+
+/* These are global parameters regardless of which menu we're displaying */
+extern int shiftkey;
+extern int hiddenmenu;
+extern long long totaltimeout;
+
+void parse_configs(char **argv);
+extern int draw_background(const char *filename);
+
+static inline int my_isspace(char c)
+{
+ return (unsigned char)c <= ' ';
+}
+
+int my_isxdigit(char c);
+unsigned int hexval(char c);
+unsigned int hexval2(const char *p);
+uint32_t parse_argb(char **p);
+
+int menu_main(int argc, char *argv[]);
+void console_prepare(void);
+void console_cleanup(void);
+
+extern const int message_base_color, menu_color_table_size;
+int mygetkey(clock_t timeout);
+int show_message_file(const char *filename, const char *background);
+
+/* passwd.c */
+int passwd_compare(const char *passwd, const char *entry);
+
+/* colors.c */
+#define MSG_COLORS_DEF_FG 0x90ffffff
+#define MSG_COLORS_DEF_BG 0x80ffffff
+#define MSG_COLORS_DEF_SHADOW SHADOW_NORMAL
+void set_msg_colors_global(struct color_table *tbl,
+ unsigned int fg, unsigned int bg,
+ enum color_table_shadow shadow);
+struct color_table *default_color_table(void);
+struct color_table *copy_color_table(const struct color_table *master);
+extern const int message_base_color;
+
+/* background.c */
+extern const char *current_background;
+void set_background(const char *new_background);
+
+/* execute.c */
+void execute(const char *cmdline, enum kernel_type type);
+
+/* drain.c */
+void drain_keyboard(void);
+
+#endif /* MENU_H */