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Comparing deliantra/server/include/network.h (file contents):
Revision 1.3 by root, Fri Dec 15 20:08:45 2006 UTC vs.
Revision 1.21 by root, Tue May 6 16:55:26 2008 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 Copyright (C) 1992 Frank Tore Johansen 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 Copyright (C) 2005, 2006 The Crossfire+ Development Team 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 7 *
8 This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version. 11 * (at your option) any later version.
12 12 *
13 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details. 16 * GNU General Public License for more details.
17 17 *
18 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
21 21 * The authors can be reached via e-mail to <support@deliantra.net>
22 The authors can be reached via e-mail at crossfire@schmorp.de
23*/ 22 */
24 23
25/* This file defines various flags that both the new client and 24/* This file defines various flags that both the new client and
26 * newserver uses. These should never be changed, only expanded. 25 * newserver uses. These should never be changed, only expanded.
27 * Changing them will likely cause all old clients to not work properly. 26 * Changing them will likely cause all old clients to not work properly.
28 * While called newclient, it is really used by both the client and 27 * While called newclient, it is really used by both the client and
… …
39 * more reliable, as both the client and server will definately be 38 * more reliable, as both the client and server will definately be
40 * talking about the same values. 39 * talking about the same values.
41 */ 40 */
42 41
43 42
44#ifndef NEWCLIENT_H 43#ifndef NETWORK_H
45#define NEWCLIENT_H 44#define NETWORK_H
46 45
47/* Maximum size of any packet we expect. Using this makes it so we don't need to 46#include <cstdarg>
48 * allocated and deallocated the same buffer over and over again and the price 47
49 * of using a bit of extra memory. It also makes the code simpler. 48/* Maximum size of any packet we expect.
50 * 49 *
51 * The size must be the same in the server and the client (stupid), and its also NOT 50 * The size must be the same in the server and the client (stupid).
52 * the maximum buffer size as one would expect, but the maximum buffer size + 1. 51 * TODO: make the actual network configurable per client and use 2**16.
53 */ 52 */
54#define MAXSOCKBUF 10240 53#define MAXSOCKBUF 10239
55
56 54
57#define CS_QUERY_YESNO 0x1 /* Yes/no question */ 55#define CS_QUERY_YESNO 0x1 /* Yes/no question */
58#define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */ 56#define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */
59#define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */ 57#define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */
60
61#define CS_SAY_NORMAL 0x1 /* Normal say command */
62#define CS_SAY_SHOUT 0x2 /* Text is shouted. */
63#define CS_SAY_GSAY 0x4 /* Text is group say command */
64 58
65/* These are multiplication values that should be used when changing 59/* These are multiplication values that should be used when changing
66 * floats to ints, and vice version. MULTI is integer representatin 60 * floats to ints, and vice version. MULTI is integer representatin
67 * (float to int), MULTF is float, for going from int to float. 61 * (float to int), MULTF is float, for going from int to float.
68 */ 62 */
… …
153 * server thinks the fireon & runon states are. 147 * server thinks the fireon & runon states are.
154 */ 148 */
155#define SF_FIREON 0x01 149#define SF_FIREON 0x01
156#define SF_RUNON 0x02 150#define SF_RUNON 0x02
157 151
158/* The following are the color flags passed to new_draw_info.
159 *
160 * We also set up some control flags
161 *
162 * NDI = New Draw Info
163 */
164
165/* Color specifications - note these match the order in xutil.c */
166/* Note 2: Black, the default color, is 0. Thus, it does not need to
167 * be implicitly specified.
168 */
169#define NDI_BLACK 0
170#define NDI_WHITE 1
171#define NDI_NAVY 2
172#define NDI_RED 3
173#define NDI_ORANGE 4
174#define NDI_BLUE 5 /* Actually, it is Dodger Blue */
175#define NDI_DK_ORANGE 6 /* DarkOrange2 */
176#define NDI_GREEN 7 /* SeaGreen */
177#define NDI_LT_GREEN 8 /* DarkSeaGreen, which is actually paler */
178 /* Than seagreen - also background color */
179#define NDI_GREY 9
180#define NDI_BROWN 10 /* Sienna */
181#define NDI_GOLD 11
182#define NDI_TAN 12 /* Khaki */
183
184#define NDI_MAX_COLOR 12 /* Last value in */
185#define NDI_COLOR_MASK 0xff /* Gives lots of room for expansion - we are */
186 /* using an int anyways, so we have the space */
187 /* to still do all the flags */
188
189
190#define NDI_UNIQUE 0x100 /* Print this out immediately, don't buffer */
191#define NDI_ALL 0x200 /* Inform all players of this message */
192
193/* Flags for the item command */ 152/* Flags for the item command */
194enum {a_none, a_readied, a_wielded, a_worn, a_active, a_applied}; 153enum {a_none, a_readied, a_wielded, a_worn, a_active, a_applied};
195#define F_APPLIED 0x000F 154#define F_APPLIED 0x000F
196#define F_LOCATION 0x00F0 155#define F_LOCATION 0x00F0
197#define F_UNPAID 0x0200 156#define F_UNPAID 0x0200
… …
263 data16 (const void *ptr, int len) : len (len), ptr (ptr) { } 222 data16 (const void *ptr, int len) : len (len), ptr (ptr) { }
264 data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } 223 data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { }
265 data16 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } 224 data16 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { }
266}; 225};
267 226
227struct ber32
228{
229 enum { size = 5 }; // maximum length of an encoded ber32
230 uint32 val;
231
232 ber32 (uint32 val) : val (val) { }
233
234 static int encoded_size (uint32 val)
235 {
236 if (val >= (1 << 7*4)) return 5;
237 if (val >= (1 << 7*3)) return 4;
238 if (val >= (1 << 7*2)) return 3;
239 if (val >= (1 << 7*1)) return 2;
240 return 1;
241 }
242};
243
268/* Contains the base information we use to make up a packet we want to send. */ 244/* Contains the base information we use to make up a packet we want to send. */
269struct packet 245struct packet
270{ 246{
271 enum { bufsize = MAXSOCKBUF }; 247 enum { bufsize = MAXSOCKBUF };
272 enum { hdrlen = 2 }; // keep this many bytes free at the front 248 enum { hdrlen = 2 }; // keep this many bytes free at the front
… …
274 // strategy: only check on variable-length adds 250 // strategy: only check on variable-length adds
275 // and allow 256 bytes for any headers. 251 // and allow 256 bytes for any headers.
276 uint8 *cur; 252 uint8 *cur;
277 uint8 buf_ [hdrlen + bufsize + 256]; 253 uint8 buf_ [hdrlen + bufsize + 256];
278 254
279 packet () { reset (); } 255 packet ()
256 {
257 reset ();
258 }
259
260 packet (const char *name);
280 261
281 uint8 operator [](unsigned int i) const { return buf_ [i + hdrlen]; } 262 uint8 operator [](unsigned int i) const { return buf_ [i + hdrlen]; }
282 uint8 &operator [](unsigned int i) { return buf_ [i + hdrlen]; } 263 uint8 &operator [](unsigned int i) { return buf_ [i + hdrlen]; }
283 264
284 uint8 *buf () { return buf_ + hdrlen; } 265 uint8 *buf () { return buf_ + hdrlen; }
… …
299 packet &operator <<(sint16 v) { return *this << (uint16)v; } 280 packet &operator <<(sint16 v) { return *this << (uint16)v; }
300 packet &operator <<(sint32 v) { return *this << (uint32)v; } 281 packet &operator <<(sint32 v) { return *this << (uint32)v; }
301 packet &operator <<(sint64 v) { return *this << (uint64)v; } 282 packet &operator <<(sint64 v) { return *this << (uint64)v; }
302 283
303 // checked 284 // checked
285 packet &operator <<(const ber32 v);
286
304 packet &operator <<(const data &v); 287 packet &operator <<(const data &v);
305 packet &operator <<(const data8 &v); 288 packet &operator <<(const data8 &v);
306 packet &operator <<(const data16 &v); 289 packet &operator <<(const data16 &v);
307 290
308 packet &operator <<(const char *v); 291 packet &operator <<(const char *v);
309 packet &operator <<(const shstr &sh) { return *this << data (&sh, sh.length ()); } 292 packet &operator <<(const shstr &sh) { return *this << data (&sh, sh.length ()); }
293 packet &operator <<(const std::string &s) { return *this << data (s.data (), s.size ()); }
310 294
295 void vprintf (const char *format, va_list ap);
296
311 void printf (const char *format, ...); 297 void printf (const char *format, ...)
298 {
299 va_list ap;
300 va_start (ap, format);
301 vprintf (format, ap);
302 va_end (ap);
303 }
312}; 304};
313 305
314inline uint16 net_uint16 (uint8 *data) { return (data [0] << 8) | data [1]; } 306inline uint16 net_uint16 (uint8 *data) { return (data [0] << 8) | data [1]; }
315inline uint32 net_uint32 (uint8 *data) { return (net_uint16 (data) << 16) | net_uint16 (data + 2); } 307inline uint32 net_uint32 (uint8 *data) { return (net_uint16 (data) << 16) | net_uint16 (data + 2); }
316inline sint16 net_sint16 (uint8 *data) { return sint16 (net_uint16 (data)); } 308inline sint16 net_sint16 (uint8 *data) { return sint16 (net_uint16 (data)); }
317inline sint16 net_sint32 (uint8 *data) { return sint32 (net_uint32 (data)); } 309inline sint16 net_sint32 (uint8 *data) { return sint32 (net_uint32 (data)); }
318 310
319struct CS_Stats
320{
321 int ibytes; /* ibytes, obytes are bytes in, out */
322 int obytes;
323 short max_conn; /* Maximum connections received */
324 time_t time_start; /* When we started logging this */
325};
326
327extern CS_Stats cst_tot, cst_lst;
328
329#endif 311#endif
330 312

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