1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game for X-windows |
3 | |
3 | * |
4 | Copyright (C) 1992 Frank Tore Johansen |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
5 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | * Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
6 | Copyright (C) 2005, 2006 The Crossfire+ Development Team |
6 | * Copyright (C) 1992 Frank Tore Johansen |
7 | |
7 | * |
8 | This program is free software; you can redistribute it and/or modify |
8 | * This program 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 2 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, write to the Free Software |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | |
21 | * |
22 | The authors can be reached via e-mail at crossfire@schmorp.de |
22 | * The authors can be reached via e-mail at crossfire@schmorp.de |
23 | */ |
23 | */ |
24 | |
24 | |
25 | /* This file defines various flags that both the new client and |
25 | /* This file defines various flags that both the new client and |
26 | * newserver uses. These should never be changed, only expanded. |
26 | * newserver uses. These should never be changed, only expanded. |
27 | * Changing them will likely cause all old clients to not work properly. |
27 | * 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 |
28 | * While called newclient, it is really used by both the client and |
… | |
… | |
44 | #ifndef NETWORK_H |
44 | #ifndef NETWORK_H |
45 | #define NETWORK_H |
45 | #define NETWORK_H |
46 | |
46 | |
47 | #include <cstdarg> |
47 | #include <cstdarg> |
48 | |
48 | |
49 | /* Maximum size of any packet we expect. Using this makes it so we don't need to |
49 | /* Maximum size of any packet we expect. |
50 | * allocated and deallocated the same buffer over and over again and the price |
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51 | * of using a bit of extra memory. It also makes the code simpler. |
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52 | * |
50 | * |
53 | * The size must be the same in the server and the client (stupid), and its also NOT |
51 | * The size must be the same in the server and the client (stupid), and its also NOT |
54 | * the maximum buffer size as one would expect, but the maximum buffer size + 1. |
52 | * the maximum buffer size as one would expect, but the maximum buffer size + 1. |
55 | */ |
53 | */ |
56 | #define MAXSOCKBUF 10240 |
54 | #define MAXSOCKBUF 10240 |
57 | |
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58 | |
55 | |
59 | #define CS_QUERY_YESNO 0x1 /* Yes/no question */ |
56 | #define CS_QUERY_YESNO 0x1 /* Yes/no question */ |
60 | #define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */ |
57 | #define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */ |
61 | #define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */ |
58 | #define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */ |
62 | |
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63 | #define CS_SAY_NORMAL 0x1 /* Normal say command */ |
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64 | #define CS_SAY_SHOUT 0x2 /* Text is shouted. */ |
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65 | #define CS_SAY_GSAY 0x4 /* Text is group say command */ |
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66 | |
59 | |
67 | /* These are multiplication values that should be used when changing |
60 | /* These are multiplication values that should be used when changing |
68 | * floats to ints, and vice version. MULTI is integer representatin |
61 | * floats to ints, and vice version. MULTI is integer representatin |
69 | * (float to int), MULTF is float, for going from int to float. |
62 | * (float to int), MULTF is float, for going from int to float. |
70 | */ |
63 | */ |
… | |
… | |
265 | data16 (const void *ptr, int len) : len (len), ptr (ptr) { } |
258 | data16 (const void *ptr, int len) : len (len), ptr (ptr) { } |
266 | data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
259 | data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
267 | data16 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } |
260 | data16 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } |
268 | }; |
261 | }; |
269 | |
262 | |
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263 | struct ber32 |
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264 | { |
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265 | enum { size = 5 }; // maximum length of an encoded ber32 |
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266 | uint32 val; |
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267 | |
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268 | ber32 (uint32 val) : val (val) { } |
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269 | }; |
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270 | |
270 | /* Contains the base information we use to make up a packet we want to send. */ |
271 | /* Contains the base information we use to make up a packet we want to send. */ |
271 | struct packet |
272 | struct packet |
272 | { |
273 | { |
273 | enum { bufsize = MAXSOCKBUF }; |
274 | enum { bufsize = MAXSOCKBUF }; |
274 | enum { hdrlen = 2 }; // keep this many bytes free at the front |
275 | enum { hdrlen = 2 }; // keep this many bytes free at the front |
… | |
… | |
306 | packet &operator <<(sint16 v) { return *this << (uint16)v; } |
307 | packet &operator <<(sint16 v) { return *this << (uint16)v; } |
307 | packet &operator <<(sint32 v) { return *this << (uint32)v; } |
308 | packet &operator <<(sint32 v) { return *this << (uint32)v; } |
308 | packet &operator <<(sint64 v) { return *this << (uint64)v; } |
309 | packet &operator <<(sint64 v) { return *this << (uint64)v; } |
309 | |
310 | |
310 | // checked |
311 | // checked |
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312 | packet &operator <<(const ber32 v); |
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313 | |
311 | packet &operator <<(const data &v); |
314 | packet &operator <<(const data &v); |
312 | packet &operator <<(const data8 &v); |
315 | packet &operator <<(const data8 &v); |
313 | packet &operator <<(const data16 &v); |
316 | packet &operator <<(const data16 &v); |
314 | |
317 | |
315 | packet &operator <<(const char *v); |
318 | packet &operator <<(const char *v); |