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 (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002 Mark Wedel & Crossfire Development Team |
6 | Copyright (C) 2005, 2006 The Crossfire+ Development Team |
6 | * Copyright (©) 1992 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 it under |
9 | it under the terms of the GNU General Public License as published by |
9 | * the terms of the Affero GNU General Public License as published by the |
10 | the Free Software Foundation; either version 2 of the License, or |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
11 | (at your option) any later version. |
11 | * 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 Affero GNU General Public License |
19 | along with this program; if not, write to the Free Software |
19 | * and the GNU General Public License along with this program. If not, see |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * <http://www.gnu.org/licenses/>. |
21 | |
21 | * |
22 | The authors can be reached via e-mail at crossfire@schmorp.de |
22 | * The authors can be reached via e-mail to <support@deliantra.net> |
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 |
… | |
… | |
38 | * or server area. But keeping one common file should make things |
38 | * or server area. But keeping one common file should make things |
39 | * more reliable, as both the client and server will definately be |
39 | * more reliable, as both the client and server will definately be |
40 | * talking about the same values. |
40 | * talking about the same values. |
41 | */ |
41 | */ |
42 | |
42 | |
43 | |
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44 | #ifndef NETWORK_H |
43 | #ifndef NETWORK_H |
45 | #define NETWORK_H |
44 | #define NETWORK_H |
46 | |
45 | |
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46 | //+GPL |
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47 | |
47 | #include <cstdarg> |
48 | #include <cstdarg> |
48 | |
49 | |
49 | /* Maximum size of any packet we expect. Using this makes it so we don't need to |
50 | #include "compiler.h" |
50 | * allocated and deallocated the same buffer over and over again and the price |
51 | |
51 | * of using a bit of extra memory. It also makes the code simpler. |
52 | /* Maximum size of any packet we expect. |
52 | * |
53 | * |
53 | * The size must be the same in the server and the client (stupid), and its also NOT |
54 | * The size must be the same in the server and the client (stupid). |
54 | * the maximum buffer size as one would expect, but the maximum buffer size + 1. |
55 | * TODO: make the actual network configurable per client and use 2**16. |
55 | */ |
56 | */ |
56 | #define MAXSOCKBUF 10240 |
57 | #define MAXSOCKBUF 10239 |
57 | |
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58 | |
58 | |
59 | #define CS_QUERY_YESNO 0x1 /* Yes/no question */ |
59 | #define CS_QUERY_YESNO 0x1 /* Yes/no question */ |
60 | #define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */ |
60 | #define CS_QUERY_SINGLECHAR 0x2 /* Single character response expected */ |
61 | #define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */ |
61 | #define CS_QUERY_HIDEINPUT 0x4 /* Hide input being entered */ |
62 | |
62 | |
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 | |
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67 | /* These are multiplication values that should be used when changing |
63 | /* These are multiplication values that should be used when changing |
68 | * floats to ints, and vice version. MULTI is integer representatin |
64 | * floats to ints, and vice version. MULTI is integer representatin |
69 | * (float to int), MULTF is float, for going from int to float. |
65 | * (float to int), MULTF is float, for going from int to float. |
70 | */ |
66 | */ |
71 | #define FLOAT_MULTI 100000 |
67 | #define FLOAT_MULTI 100000 |
72 | #define FLOAT_MULTF 100000.0 |
68 | #define FLOAT_MULTF 100000.0 |
… | |
… | |
124 | #define CS_STAT_RES_DEPLETE 114 |
120 | #define CS_STAT_RES_DEPLETE 114 |
125 | #define CS_STAT_RES_DEATH 115 |
121 | #define CS_STAT_RES_DEATH 115 |
126 | #define CS_STAT_RES_HOLYWORD 116 |
122 | #define CS_STAT_RES_HOLYWORD 116 |
127 | #define CS_STAT_RES_BLIND 117 |
123 | #define CS_STAT_RES_BLIND 117 |
128 | |
124 | |
129 | /* Start & end of skill experience + skill level, inclusive. */ |
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130 | #define CS_STAT_SKILLEXP_START 118 |
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131 | #define CS_STAT_SKILLEXP_END 129 |
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132 | #define CS_STAT_SKILLEXP_AGILITY 118 |
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133 | #define CS_STAT_SKILLEXP_AGLEVEL 119 |
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134 | #define CS_STAT_SKILLEXP_PERSONAL 120 |
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135 | #define CS_STAT_SKILLEXP_PELEVEL 121 |
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136 | #define CS_STAT_SKILLEXP_MENTAL 122 |
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137 | #define CS_STAT_SKILLEXP_MELEVEL 123 |
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138 | #define CS_STAT_SKILLEXP_PHYSIQUE 124 |
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139 | #define CS_STAT_SKILLEXP_PHLEVEL 125 |
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140 | #define CS_STAT_SKILLEXP_MAGIC 126 |
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141 | #define CS_STAT_SKILLEXP_MALEVEL 127 |
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142 | #define CS_STAT_SKILLEXP_WISDOM 128 |
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143 | #define CS_STAT_SKILLEXP_WILEVEL 129 |
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144 | |
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145 | /* CS_STAT_SKILLINFO is used as the starting index point. Skill number->name |
125 | /* CS_STAT_SKILLINFO is used as the starting index point. Skill number->name |
146 | * map is generated dynamically for the client, so a bunch of entries will |
126 | * map is generated dynamically for the client, so a bunch of entries will |
147 | * be used here. CS_NUM_SKILLS does not match how many skills there really |
127 | * be used here. CS_NUM_SKILLS does not match how many skills there really |
148 | * are - instead, it is used as a range of values so that the client |
128 | * are - instead, it is used as a range of values so that the client |
149 | * can have some idea how many skill categories there may be. |
129 | * can have some idea how many skill categories there may be. |
… | |
… | |
155 | * server thinks the fireon & runon states are. |
135 | * server thinks the fireon & runon states are. |
156 | */ |
136 | */ |
157 | #define SF_FIREON 0x01 |
137 | #define SF_FIREON 0x01 |
158 | #define SF_RUNON 0x02 |
138 | #define SF_RUNON 0x02 |
159 | |
139 | |
160 | /* The following are the color flags passed to new_draw_info. |
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161 | * |
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162 | * We also set up some control flags |
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163 | * |
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164 | * NDI = New Draw Info |
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165 | */ |
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166 | |
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167 | /* Color specifications - note these match the order in xutil.c */ |
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168 | /* Note 2: Black, the default color, is 0. Thus, it does not need to |
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169 | * be implicitly specified. |
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170 | */ |
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171 | #define NDI_BLACK 0 |
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172 | #define NDI_WHITE 1 |
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173 | #define NDI_NAVY 2 |
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174 | #define NDI_RED 3 |
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175 | #define NDI_ORANGE 4 |
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176 | #define NDI_BLUE 5 /* Actually, it is Dodger Blue */ |
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177 | #define NDI_DK_ORANGE 6 /* DarkOrange2 */ |
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178 | #define NDI_GREEN 7 /* SeaGreen */ |
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179 | #define NDI_LT_GREEN 8 /* DarkSeaGreen, which is actually paler */ |
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180 | /* Than seagreen - also background color */ |
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181 | #define NDI_GREY 9 |
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182 | #define NDI_BROWN 10 /* Sienna */ |
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183 | #define NDI_GOLD 11 |
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184 | #define NDI_TAN 12 /* Khaki */ |
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185 | |
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186 | #define NDI_MAX_COLOR 12 /* Last value in */ |
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187 | #define NDI_COLOR_MASK 0xff /* Gives lots of room for expansion - we are */ |
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188 | /* using an int anyways, so we have the space */ |
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189 | /* to still do all the flags */ |
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190 | |
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191 | |
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192 | #define NDI_UNIQUE 0x100 /* Print this out immediately, don't buffer */ |
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193 | #define NDI_ALL 0x200 /* Inform all players of this message */ |
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194 | |
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195 | /* Flags for the item command */ |
140 | /* Flags for the item command */ |
196 | enum {a_none, a_readied, a_wielded, a_worn, a_active, a_applied}; |
141 | enum {a_none, a_readied, a_wielded, a_worn, a_active, a_applied}; |
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142 | |
197 | #define F_APPLIED 0x000F |
143 | #define F_APPLIED 0x000F |
198 | #define F_LOCATION 0x00F0 |
144 | #define F_LOCATION 0x00F0 |
199 | #define F_UNPAID 0x0200 |
145 | #define F_UNPAID 0x0200 |
200 | #define F_MAGIC 0x0400 |
146 | #define F_MAGIC 0x0400 |
201 | #define F_CURSED 0x0800 |
147 | #define F_CURSED 0x0800 |
… | |
… | |
230 | #define UPD_NROF 0x80 |
176 | #define UPD_NROF 0x80 |
231 | |
177 | |
232 | /* The flag values sent by the updspell command */ |
178 | /* The flag values sent by the updspell command */ |
233 | #define UPD_SP_MANA 0x01 |
179 | #define UPD_SP_MANA 0x01 |
234 | #define UPD_SP_GRACE 0x02 |
180 | #define UPD_SP_GRACE 0x02 |
235 | #define UPD_SP_DAMAGE 0x04 |
181 | #define UPD_SP_LEVEL 0x04 // was UPD_SP_DAMAGE in <= server 2.93, client 2.10 |
236 | |
182 | |
237 | #define SOUND_NORMAL 0 |
183 | #define SOUND_NORMAL 0 |
238 | #define SOUND_SPELL 1 |
184 | #define SOUND_SPELL 1 |
239 | |
185 | |
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186 | //-GPL |
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187 | |
240 | struct data |
188 | struct data |
241 | { |
189 | { |
242 | unsigned int len; |
190 | unsigned int len; |
243 | const void *ptr; |
191 | const void *ptr; |
244 | |
192 | |
245 | data (const void *ptr, int len) : len (len), ptr (ptr) { } |
193 | data (const void *ptr, int len) : len (len), ptr (ptr) { } |
246 | data (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
194 | data (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
247 | data (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } |
195 | data (shstr_tmp sh) : len (sh.length ()), ptr ((void *)&sh) { } |
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196 | data (dynbuf &buf) : len (buf.size ()), ptr (buf.linearise ()) { } |
248 | }; |
197 | }; |
249 | |
198 | |
250 | struct data8 |
199 | struct data8 |
251 | { |
200 | { |
252 | unsigned int len; |
201 | unsigned int len; |
253 | const void *ptr; |
202 | const void *ptr; |
254 | |
203 | |
255 | data8 (const void *ptr, int len) : len (len), ptr (ptr) { } |
204 | data8 (const void *ptr, int len) : len (len), ptr (ptr) { } |
256 | data8 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
205 | data8 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
257 | data8 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } |
206 | data8 (shstr_tmp sh) : len (sh.length ()), ptr ((void *)&sh) { } |
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207 | data8 (dynbuf &buf) : len (buf.size ()), ptr (buf.linearise ()) { } |
258 | }; |
208 | }; |
259 | |
209 | |
260 | struct data16 |
210 | struct data16 |
261 | { |
211 | { |
262 | unsigned int len; |
212 | unsigned int len; |
263 | const void *ptr; |
213 | const void *ptr; |
264 | |
214 | |
265 | data16 (const void *ptr, int len) : len (len), ptr (ptr) { } |
215 | data16 (const void *ptr, int len) : len (len), ptr (ptr) { } |
266 | data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
216 | data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { } |
267 | data16 (const shstr &sh) : len (sh.length ()), ptr ((void *)&sh) { } |
217 | data16 (shstr_tmp sh) : len (sh.length ()), ptr ((void *)&sh) { } |
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218 | data16 (dynbuf &buf) : len (buf.size ()), ptr (buf.linearise ()) { } |
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219 | }; |
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220 | |
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221 | struct ber32 |
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222 | { |
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223 | enum { size = 5 }; // maximum length of an encoded ber32 |
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224 | uint32 val; |
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225 | |
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226 | ber32 (uint32 val) : val (val) { } |
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227 | |
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228 | static int encoded_size (uint32 val) |
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229 | { |
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230 | if (val >= (1 << 7*4)) return 5; |
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231 | if (val >= (1 << 7*3)) return 4; |
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232 | if (val >= (1 << 7*2)) return 3; |
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233 | if (val >= (1 << 7*1)) return 2; |
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234 | return 1; |
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235 | } |
268 | }; |
236 | }; |
269 | |
237 | |
270 | /* Contains the base information we use to make up a packet we want to send. */ |
238 | /* Contains the base information we use to make up a packet we want to send. */ |
271 | struct packet |
239 | struct packet |
272 | { |
240 | { |
… | |
… | |
276 | // strategy: only check on variable-length adds |
244 | // strategy: only check on variable-length adds |
277 | // and allow 256 bytes for any headers. |
245 | // and allow 256 bytes for any headers. |
278 | uint8 *cur; |
246 | uint8 *cur; |
279 | uint8 buf_ [hdrlen + bufsize + 256]; |
247 | uint8 buf_ [hdrlen + bufsize + 256]; |
280 | |
248 | |
281 | packet () { reset (); } |
249 | packet () |
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250 | { |
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251 | reset (); |
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252 | } |
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253 | |
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254 | packet (const char *name); |
282 | |
255 | |
283 | uint8 operator [](unsigned int i) const { return buf_ [i + hdrlen]; } |
256 | uint8 operator [](unsigned int i) const { return buf_ [i + hdrlen]; } |
284 | uint8 &operator [](unsigned int i) { return buf_ [i + hdrlen]; } |
257 | uint8 &operator [](unsigned int i) { return buf_ [i + hdrlen]; } |
285 | |
258 | |
286 | uint8 *buf () { return buf_ + hdrlen; } |
259 | uint8 *buf () { return buf_ + hdrlen; } |
… | |
… | |
301 | packet &operator <<(sint16 v) { return *this << (uint16)v; } |
274 | packet &operator <<(sint16 v) { return *this << (uint16)v; } |
302 | packet &operator <<(sint32 v) { return *this << (uint32)v; } |
275 | packet &operator <<(sint32 v) { return *this << (uint32)v; } |
303 | packet &operator <<(sint64 v) { return *this << (uint64)v; } |
276 | packet &operator <<(sint64 v) { return *this << (uint64)v; } |
304 | |
277 | |
305 | // checked |
278 | // checked |
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279 | packet &operator <<(const ber32 v); |
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280 | |
306 | packet &operator <<(const data &v); |
281 | packet &operator <<(const data &v); |
307 | packet &operator <<(const data8 &v); |
282 | packet &operator <<(const data8 &v); |
308 | packet &operator <<(const data16 &v); |
283 | packet &operator <<(const data16 &v); |
309 | |
284 | |
310 | packet &operator <<(const char *v); |
285 | packet &operator <<(const char *v); |
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286 | packet &operator <<(shstr_tmp sh) { return *this << data (sh); } |
311 | packet &operator <<(const shstr &sh) { return *this << data (&sh, sh.length ()); } |
287 | packet &operator <<(const std::string &s) { return *this << data (s.data (), s.size ()); } |
312 | |
288 | |
313 | void vprintf (const char *format, va_list ap); |
289 | void vprintf (const char *format, va_list ap); |
314 | |
290 | |
315 | void printf (const char *format, ...) |
291 | void printf (const char *format, ...) attribute ((format (printf, 2, 3))) |
316 | { |
292 | { |
317 | va_list ap; |
293 | va_list ap; |
318 | va_start (ap, format); |
294 | va_start (ap, format); |
319 | vprintf (format, ap); |
295 | vprintf (format, ap); |
320 | va_end (ap); |
296 | va_end (ap); |
… | |
… | |
324 | inline uint16 net_uint16 (uint8 *data) { return (data [0] << 8) | data [1]; } |
300 | inline uint16 net_uint16 (uint8 *data) { return (data [0] << 8) | data [1]; } |
325 | inline uint32 net_uint32 (uint8 *data) { return (net_uint16 (data) << 16) | net_uint16 (data + 2); } |
301 | inline uint32 net_uint32 (uint8 *data) { return (net_uint16 (data) << 16) | net_uint16 (data + 2); } |
326 | inline sint16 net_sint16 (uint8 *data) { return sint16 (net_uint16 (data)); } |
302 | inline sint16 net_sint16 (uint8 *data) { return sint16 (net_uint16 (data)); } |
327 | inline sint16 net_sint32 (uint8 *data) { return sint32 (net_uint32 (data)); } |
303 | inline sint16 net_sint32 (uint8 *data) { return sint32 (net_uint32 (data)); } |
328 | |
304 | |
329 | struct CS_Stats |
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330 | { |
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331 | int ibytes; /* ibytes, obytes are bytes in, out */ |
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332 | int obytes; |
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333 | short max_conn; /* Maximum connections received */ |
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334 | time_t time_start; /* When we started logging this */ |
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335 | }; |
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336 | |
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337 | extern CS_Stats cst_tot, cst_lst; |
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338 | |
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339 | #endif |
305 | #endif |
340 | |
306 | |