binutils-gdb/gdb/tui/tui-data.h
2008-01-01 22:53:26 +00:00

364 lines
11 KiB
C

/* TUI data manipulation routines.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2006, 2007, 2008
Free Software Foundation, Inc.
Contributed by Hewlett-Packard Company.
This file is part of GDB.
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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */
#ifndef TUI_DATA_H
#define TUI_DATA_H
#include "tui/tui.h" /* For enum tui_win_type. */
#include "gdb_curses.h" /* For WINDOW. */
/* This is a point definition. */
struct tui_point
{
int x, y;
};
/* Generic window information. */
struct tui_gen_win_info
{
WINDOW *handle; /* Window handle. */
enum tui_win_type type; /* Type of window. */
int width; /* Window width. */
int height; /* Window height. */
struct tui_point origin; /* Origin of window. */
void **content; /* Content of window. */
int content_size; /* Size of content (# of elements). */
int content_in_use; /* Can it be used, or is it already used? */
int viewport_height; /* Viewport height. */
int last_visible_line; /* Index of last visible line. */
int is_visible; /* Whether the window is visible or not. */
char *title; /* Window title to display. */
};
/* Constant definitions. */
#define DEFAULT_TAB_LEN 8
#define NO_SRC_STRING "[ No Source Available ]"
#define NO_DISASSEM_STRING "[ No Assembly Available ]"
#define NO_REGS_STRING "[ Register Values Unavailable ]"
#define NO_DATA_STRING "[ No Data Values Displayed ]"
#define MAX_CONTENT_COUNT 100
#define SRC_NAME "SRC"
#define CMD_NAME "CMD"
#define DATA_NAME "REGS"
#define DISASSEM_NAME "ASM"
#define TUI_NULL_STR ""
#define DEFAULT_HISTORY_COUNT 25
#define BOX_WINDOW TRUE
#define DONT_BOX_WINDOW FALSE
#define HILITE TRUE
#define NO_HILITE FALSE
#define WITH_LOCATOR TRUE
#define NO_LOCATOR FALSE
#define EMPTY_SOURCE_PROMPT TRUE
#define NO_EMPTY_SOURCE_PROMPT FALSE
#define UNDEFINED_ITEM -1
#define MIN_WIN_HEIGHT 3
#define MIN_CMD_WIN_HEIGHT 3
/* Strings to display in the TUI status line. */
#define PROC_PREFIX "In: "
#define LINE_PREFIX "Line: "
#define PC_PREFIX "PC: "
#define SINGLE_KEY "(SingleKey)"
/* Minimum/Maximum length of some fields displayed in the TUI status
line. */
#define MIN_LINE_WIDTH 4 /* Use at least 4 digits for line
numbers. */
#define MIN_PROC_WIDTH 12
#define MAX_TARGET_WIDTH 10
#define MAX_PID_WIDTH 14
#define TUI_FLOAT_REGS_NAME "$FREGS"
#define TUI_FLOAT_REGS_NAME_LOWER "$fregs"
#define TUI_GENERAL_REGS_NAME "$GREGS"
#define TUI_GENERAL_REGS_NAME_LOWER "$gregs"
#define TUI_SPECIAL_REGS_NAME "$SREGS"
#define TUI_SPECIAL_REGS_NAME_LOWER "$sregs"
#define TUI_GENERAL_SPECIAL_REGS_NAME "$REGS"
#define TUI_GENERAL_SPECIAL_REGS_NAME_LOWER "$regs"
/* Scroll direction enum. */
enum tui_scroll_direction
{
FORWARD_SCROLL,
BACKWARD_SCROLL,
LEFT_SCROLL,
RIGHT_SCROLL
};
/* General list struct. */
struct tui_list
{
struct tui_win_info **list;
int count;
};
/* The kinds of layouts available. */
enum tui_layout_type
{
SRC_COMMAND,
DISASSEM_COMMAND,
SRC_DISASSEM_COMMAND,
SRC_DATA_COMMAND,
DISASSEM_DATA_COMMAND,
UNDEFINED_LAYOUT
};
/* Basic data types that can be displayed in the data window. */
enum tui_data_type
{
TUI_REGISTER,
TUI_SCALAR,
TUI_COMPLEX,
TUI_STRUCT
};
/* Types of register displays. */
enum tui_register_display_type
{
TUI_UNDEFINED_REGS,
TUI_GENERAL_REGS,
TUI_SFLOAT_REGS,
TUI_DFLOAT_REGS,
TUI_SPECIAL_REGS,
TUI_GENERAL_AND_SPECIAL_REGS
};
/* Structure describing source line or line address. */
struct tui_line_or_address
{
enum { LOA_LINE, LOA_ADDRESS } loa;
union
{
int line_no;
CORE_ADDR addr;
} u;
};
/* Current Layout definition. */
struct tui_layout_def
{
enum tui_win_type display_mode;
int split;
enum tui_register_display_type regs_display_type;
enum tui_register_display_type float_regs_display_type;
};
/* Elements in the Source/Disassembly Window. */
struct tui_source_element
{
char *line;
struct tui_line_or_address line_or_addr;
int is_exec_point;
int has_break;
};
/* Elements in the data display window content. */
struct tui_data_element
{
const char *name;
int item_no; /* The register number, or data display
number. */
enum tui_data_type type;
void *value;
int highlight;
char *content;
};
/* Elements in the command window content. */
struct tui_command_element
{
char *line;
};
#ifdef PATH_MAX
# define MAX_LOCATOR_ELEMENT_LEN PATH_MAX
#else
# define MAX_LOCATOR_ELEMENT_LEN 1024
#endif
/* Elements in the locator window content. */
struct tui_locator_element
{
char file_name[MAX_LOCATOR_ELEMENT_LEN];
char proc_name[MAX_LOCATOR_ELEMENT_LEN];
int line_no;
CORE_ADDR addr;
};
/* Flags to tell what kind of breakpoint is at current line. */
#define TUI_BP_ENABLED 0x01
#define TUI_BP_DISABLED 0x02
#define TUI_BP_HIT 0x04
#define TUI_BP_CONDITIONAL 0x08
#define TUI_BP_HARDWARE 0x10
/* Position of breakpoint markers in the exec info string. */
#define TUI_BP_HIT_POS 0
#define TUI_BP_BREAK_POS 1
#define TUI_EXEC_POS 2
#define TUI_EXECINFO_SIZE 4
typedef char tui_exec_info_content[TUI_EXECINFO_SIZE];
/* An content element in a window. */
union tui_which_element
{
struct tui_source_element source; /* The source elements. */
struct tui_gen_win_info data_window; /* Data display elements. */
struct tui_data_element data; /* Elements of data_window. */
struct tui_command_element command; /* Command elements. */
struct tui_locator_element locator; /* Locator elements. */
tui_exec_info_content simple_string; /* Simple char based elements. */
};
struct tui_win_element
{
int highlight;
union tui_which_element which_element;
};
/* This describes the content of the window. */
typedef struct tui_win_element **tui_win_content;
/* This struct defines the specific information about a data display
window. */
struct tui_data_info
{
tui_win_content data_content; /* Start of data display content. */
int data_content_count;
tui_win_content regs_content; /* Start of regs display content. */
int regs_content_count;
enum tui_register_display_type regs_display_type;
int regs_column_count;
int display_regs; /* Should regs be displayed at all? */
struct reggroup *current_group;
};
struct tui_source_info
{
int has_locator; /* Does locator belongs to this window? */
/* Execution information window. */
struct tui_gen_win_info *execution_info;
int horizontal_offset; /* Used for horizontal scroll. */
struct tui_line_or_address start_line_or_addr;
char *filename;
};
struct tui_command_info
{
int cur_line; /* The current line position. */
int curch; /* The current cursor position. */
int start_line;
};
/* This defines information about each logical window. */
struct tui_win_info
{
struct tui_gen_win_info generic; /* General window information. */
union
{
struct tui_source_info source_info;
struct tui_data_info data_display_info;
struct tui_command_info command_info;
void *opaque;
}
detail;
int can_highlight; /* Can this window ever be highlighted? */
int is_highlighted; /* Is this window highlighted? */
};
extern int tui_win_is_source_type (enum tui_win_type win_type);
extern int tui_win_is_auxillary (enum tui_win_type win_type);
extern int tui_win_has_locator (struct tui_win_info *win_info);
extern void tui_set_win_highlight (struct tui_win_info *win_info,
int highlight);
/* Global Data. */
extern struct tui_win_info *(tui_win_list[MAX_MAJOR_WINDOWS]);
#define TUI_SRC_WIN tui_win_list[SRC_WIN]
#define TUI_DISASM_WIN tui_win_list[DISASSEM_WIN]
#define TUI_DATA_WIN tui_win_list[DATA_WIN]
#define TUI_CMD_WIN tui_win_list[CMD_WIN]
/* Data Manipulation Functions. */
extern void tui_initialize_static_data (void);
extern struct tui_gen_win_info *tui_alloc_generic_win_info (void);
extern struct tui_win_info *tui_alloc_win_info (enum tui_win_type);
extern void tui_init_generic_part (struct tui_gen_win_info *);
extern void tui_init_win_info (struct tui_win_info *);
extern tui_win_content tui_alloc_content (int, enum tui_win_type);
extern int tui_add_content_elements (struct tui_gen_win_info *,
int);
extern void tui_init_content_element (struct tui_win_element *,
enum tui_win_type);
extern void tui_free_window (struct tui_win_info *);
extern void tui_free_win_content (struct tui_gen_win_info *);
extern void tui_free_data_content (tui_win_content, int);
extern void tui_free_all_source_wins_content (void);
extern void tui_del_window (struct tui_win_info *);
extern void tui_del_data_windows (tui_win_content, int);
extern struct tui_win_info *tui_partial_win_by_name (char *);
extern char *tui_win_name (struct tui_gen_win_info *);
extern enum tui_layout_type tui_current_layout (void);
extern void tui_set_current_layout_to (enum tui_layout_type);
extern int tui_term_height (void);
extern void tui_set_term_height_to (int);
extern int tui_term_width (void);
extern void tui_set_term_width_to (int);
extern void tui_set_gen_win_origin (struct tui_gen_win_info *,
int, int);
extern struct tui_gen_win_info *tui_locator_win_info_ptr (void);
extern struct tui_gen_win_info *tui_source_exec_info_win_ptr (void);
extern struct tui_gen_win_info *tui_disassem_exec_info_win_ptr (void);
extern struct tui_list *tui_source_windows (void);
extern void tui_clear_source_windows (void);
extern void tui_clear_source_windows_detail (void);
extern void tui_clear_win_detail (struct tui_win_info *);
extern void tui_add_to_source_windows (struct tui_win_info *);
extern int tui_default_tab_len (void);
extern void tui_set_default_tab_len (int);
extern struct tui_win_info *tui_win_with_focus (void);
extern void tui_set_win_with_focus (struct tui_win_info *);
extern struct tui_layout_def *tui_layout_def (void);
extern int tui_win_resized (void);
extern void tui_set_win_resized_to (int);
extern struct tui_win_info *tui_next_win (struct tui_win_info *);
extern struct tui_win_info *tui_prev_win (struct tui_win_info *);
extern void tui_add_to_source_windows (struct tui_win_info *);
#endif /* TUI_DATA_H */