1/****************************************************************************
2 * Copyright 2018-2023,2024 Thomas E. Dickey                                *
3 * Copyright 2017 Free Software Foundation, Inc.                            *
4 *                                                                          *
5 * Permission is hereby granted, free of charge, to any person obtaining a  *
6 * copy of this software and associated documentation files (the            *
7 * "Software"), to deal in the Software without restriction, including      *
8 * without limitation the rights to use, copy, modify, merge, publish,      *
9 * distribute, distribute with modifications, sublicense, and/or sell       *
10 * copies of the Software, and to permit persons to whom the Software is    *
11 * furnished to do so, subject to the following conditions:                 *
12 *                                                                          *
13 * The above copyright notice and this permission notice shall be included  *
14 * in all copies or substantial portions of the Software.                   *
15 *                                                                          *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
23 *                                                                          *
24 * Except as contained in this notice, the name(s) of the above copyright   *
25 * holders shall not be used in advertising or otherwise to promote the     *
26 * sale, use or other dealings in this Software without prior written       *
27 * authorization.                                                           *
28 ****************************************************************************/
29
30/****************************************************************************
31 *  Author: Thomas E. Dickey                                                *
32 ****************************************************************************/
33
34#define NEW_PAIR_INTERNAL 1
35#include <curses.priv.h>
36
37MODULE_ID("$Id: report_offsets.c,v 1.28 2024/02/24 15:59:09 tom Exp $")
38
39#define show_size(type) \
40	flag = 0; \
41	last = 0; \
42	printf("%5lu   " #type "\n", (unsigned long)sizeof(type))
43#define show_name(name) \
44	printf("%5lu   " #name "\n", (unsigned long)(name))
45#define show_offset(type,member) \
46	next = (unsigned long)offsetof(type,member); \
47	if (last > next) \
48		printf("?? incorrect order for " #type "." #member "\n"); \
49	printf("%5lu %c " #type "." #member "\n", next, flag ? *flag : ' '); \
50	last = next; \
51	flag = 0
52
53#if NCURSES_WIDECHAR && NCURSES_EXT_COLORS
54#define show_COLORS(type,member) { flag = "c"; show_offset(type,member); }
55#else
56#define show_COLORS(type,member)	/* nothing */
57#endif
58
59#ifdef USE_TERM_DRIVER
60#define show_DRIVER(type,member) { flag = "d"; show_offset(type,member); }
61#else
62#define show_DRIVER(type,member)	/* nothing */
63#endif
64
65#if NO_LEAKS
66#define show_MLEAKS(type,member) { flag = "L"; show_offset(type,member); }
67#else
68#define show_MLEAKS(type,member)	/* nothing */
69#endif
70
71#define show_NORMAL(type,member) { flag = "n"; show_offset(type,member); }
72#define show_OPTION(type,member) { flag = "+"; show_offset(type,member); }
73
74#if USE_REENTRANT
75#define show_REENTR(type,member) { flag = "r"; show_offset(type,member); }
76#else
77#define show_REENTR(type,member)	/* nothing */
78#endif
79
80#if NCURSES_SP_FUNCS
81#define show_SPFUNC(type,member) { flag = "s"; show_offset(type,member); }
82#else
83#define show_SPFUNC(type,member)	/* nothing */
84#endif
85
86#ifdef USE_PTHREADS
87#define show_THREAD(type,member) { flag = "t"; show_offset(type,member); }
88#else
89#define show_THREAD(type,member)	/* nothing */
90#endif
91
92#ifdef TRACE
93#define show_TRACES(type,member) { flag = "T"; show_offset(type,member); }
94#else
95#define show_TRACES(type,member)	/* nothing */
96#endif
97
98#if USE_WIDEC_SUPPORT
99#define show_WIDECH(type,member) { flag = "w"; show_offset(type,member); }
100#else
101#define show_WIDECH(type,member)	/* nothing */
102#endif
103
104int
105main(void)
106{
107    const char *flag = 0;
108    unsigned long last, next;
109
110    printf("Size/offsets of data structures:\n");
111
112    show_size(attr_t);
113    show_size(chtype);
114#if USE_WIDEC_SUPPORT
115    show_size(cchar_t);
116#endif
117    show_size(color_t);
118    show_size(colorpair_t);
119    show_size(mmask_t);
120    show_size(rgb_bits_t);
121    show_size(MEVENT);
122    show_size(NCURSES_BOOL);
123    show_size(TRIES);
124
125    printf("\n");
126    printf("Sizes of buffers/arrays:\n");
127#if USE_WIDEC_SUPPORT
128    show_name(CCHARW_MAX);
129#endif
130    show_name(EV_MAX);
131    show_name(FIFO_SIZE);
132    show_name(NAMESIZE);
133    show_name(MB_LEN_MAX);
134    show_name(PATH_MAX);
135#ifdef TRACE
136    show_name(TRACECHR_BUF);
137    show_name(TRACEMSE_MAX);
138#endif
139
140    printf("\n");
141    show_size(SCREEN);
142    show_offset(SCREEN, _ifd);
143    show_offset(SCREEN, _fifo);
144    show_offset(SCREEN, _fifohead);
145    show_offset(SCREEN, _direct_color);
146    show_offset(SCREEN, _panelHook);
147    show_offset(SCREEN, jump);
148    show_offset(SCREEN, rsp);
149#if NCURSES_NO_PADDING
150    show_OPTION(SCREEN, _no_padding);
151#endif
152#if USE_HARD_TABS
153    show_OPTION(SCREEN, _ht_cost);
154#endif
155#if USE_ITALIC
156    show_OPTION(SCREEN, _use_ritm);
157#endif
158#if USE_KLIBC_KBD
159    show_OPTION(SCREEN, _extended_key);
160#endif
161#if NCURSES_EXT_FUNCS
162    show_OPTION(SCREEN, _assumed_color);
163#endif
164#if USE_GPM_SUPPORT
165    show_OPTION(SCREEN, _mouse_gpm_loaded);
166#ifdef HAVE_LIBDL
167    show_OPTION(SCREEN, _dlopen_gpm);
168#endif
169#endif
170#if USE_EMX_MOUSE
171    show_OPTION(SCREEN, _emxmouse_wfd);
172#endif
173#if USE_SYSMOUSE
174    show_OPTION(SCREEN, _sysmouse_fifo);
175#endif
176    show_DRIVER(SCREEN, _drv_mouse_fifo);
177#if USE_SIZECHANGE
178    show_OPTION(SCREEN, _resize);
179#endif
180#ifdef USE_SP_WINDOWLIST
181    show_NORMAL(SCREEN, _windowlist);
182#endif
183    show_REENTR(SCREEN, _ttytype);
184    show_SPFUNC(SCREEN, use_tioctl);
185    show_WIDECH(SCREEN, _screen_acs_fix);
186    show_COLORS(SCREEN, _ordered_pairs);
187    show_TRACES(SCREEN, tracechr_buf);
188
189    printf("\n");
190    show_size(TERMINAL);
191    show_offset(TERMINAL, type);
192    show_offset(TERMINAL, Filedes);
193    show_offset(TERMINAL, Ottyb);
194    show_offset(TERMINAL, Nttyb);
195    show_offset(TERMINAL, _baudrate);
196    show_offset(TERMINAL, _termname);
197    show_offset(TERMINAL, tparm_state);
198#if HAVE_INIT_EXTENDED_COLOR
199    show_COLORS(TERMINAL, type2);
200#endif
201
202    printf("\n");
203    show_size(TERMTYPE);
204#if NCURSES_XNAMES
205    show_OPTION(TERMTYPE, ext_str_table);
206    show_OPTION(TERMTYPE, ext_Strings);
207#endif
208
209    printf("\n");
210    show_size(TPARM_STATE);
211    show_offset(TPARM_STATE, stack);
212    show_offset(TPARM_STATE, stack_ptr);
213    show_offset(TPARM_STATE, out_buff);
214    show_offset(TPARM_STATE, fmt_buff);
215    show_offset(TPARM_STATE, static_vars);
216    show_TRACES(TPARM_STATE, tname);
217
218    printf("\n");
219    show_size(WINDOW);
220    show_WIDECH(WINDOW, _bkgrnd);
221    show_COLORS(WINDOW, _color);
222
223    printf("\n");
224    show_size(NCURSES_GLOBALS);
225    show_offset(NCURSES_GLOBALS, init_signals);
226    show_offset(NCURSES_GLOBALS, tgetent_cache);
227    show_offset(NCURSES_GLOBALS, dbd_vars);
228#if HAVE_TSEARCH
229    show_offset(NCURSES_GLOBALS, cached_tparm);
230#endif
231    show_DRIVER(NCURSES_GLOBALS, term_driver);
232#ifndef USE_SP_WINDOWLIST
233    show_NORMAL(NCURSES_GLOBALS, _nc_windowlist);
234#endif
235#if USE_HOME_TERMINFO
236    show_OPTION(NCURSES_GLOBALS, home_terminfo);
237#endif
238#if !USE_SAFE_SPRINTF
239    show_OPTION(NCURSES_GLOBALS, safeprint_rows);
240#endif
241    show_THREAD(NCURSES_GLOBALS, mutex_curses);
242#if USE_PTHREADS_EINTR
243    show_THREAD(NCURSES_GLOBALS, read_thread);
244#endif
245    show_WIDECH(NCURSES_GLOBALS, key_name);
246    show_TRACES(NCURSES_GLOBALS, trace_opened);
247    show_TRACES(NCURSES_GLOBALS, trace_level);
248    show_MLEAKS(NCURSES_GLOBALS, leak_checking);
249
250    printf("\n");
251    show_size(NCURSES_PRESCREEN);
252    show_offset(NCURSES_PRESCREEN, tparm_state);
253    show_offset(NCURSES_PRESCREEN, saved_tty);
254    show_offset(NCURSES_PRESCREEN, use_tioctl);
255    show_offset(NCURSES_PRESCREEN, _outch);
256#ifndef USE_SP_RIPOFF
257    show_NORMAL(NCURSES_PRESCREEN, rippedoff);
258#endif
259#if NCURSES_NO_PADDING
260    show_OPTION(NCURSES_PRESCREEN, _no_padding);
261#endif
262#if BROKEN_LINKER
263    show_offset(NCURSES_PRESCREEN, real_acs_map);
264#else
265    show_REENTR(NCURSES_PRESCREEN, real_acs_map);
266#endif
267#if BROKEN_LINKER || USE_REENTRANT
268    show_TRACES(NCURSES_PRESCREEN, _outchars);
269#endif
270
271    return EXIT_SUCCESS;
272}
273