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1 | /* |
2 | /* |
2 | * static char *rcsid_newserver_h = |
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3 | * "$Id: newserver.h,v 1.1.1.1 2006/02/03 07:12:49 root Exp $"; |
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4 | */ |
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5 | |
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6 | /* |
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7 | CrossFire, A Multiplayer game for X-windows |
3 | CrossFire, A Multiplayer game for the X Window System |
8 | |
4 | |
9 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
10 | Copyright (C) 1992 Frank Tore Johansen |
6 | Copyright (C) 1992 Frank Tore Johansen |
11 | |
7 | |
12 | 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 |
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31 | new client server communication method. Values defined here are only |
27 | new client server communication method. Values defined here are only |
32 | used on the server side code. For shared client/server values, see |
28 | used on the server side code. For shared client/server values, see |
33 | newclient.h |
29 | newclient.h |
34 | */ |
30 | */ |
35 | |
31 | |
36 | |
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37 | #ifndef NEWSERVER_H |
32 | #ifndef NEWSERVER_H |
38 | #define NEWSERVER_H |
33 | #define NEWSERVER_H |
39 | |
34 | |
40 | /* Reduce this from 50 to 5 - as it is now, there will never be more |
35 | /* Reduce this from 50 to 5 - as it is now, there will never be more |
41 | * than 3 anyways. |
36 | * than 3 anyways. |
42 | */ |
37 | */ |
43 | |
38 | |
44 | #define NUM_LOOK_OBJECTS 50 |
39 | #define NUM_LOOK_OBJECTS 50 |
45 | |
40 | |
46 | struct MapCell { |
41 | struct MapCell |
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42 | { |
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43 | UUID player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient |
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44 | int count; /* This is really darkness in the map1 command */ |
47 | short faces[MAP_LAYERS]; |
45 | uint16 faces[MAP_LAYERS]; |
48 | uint16 smooth[MAP_LAYERS]; |
46 | uint16 smooth[MAP_LAYERS]; |
49 | int count; /* This is really darkness in the map1 command */ |
47 | unsigned char stat_hp; // health of something in this space, or 0 |
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48 | unsigned char flags; |
50 | }; |
49 | }; |
51 | |
50 | |
52 | /* This basically defines the largest size an |
51 | /* This basically defines the largest size an |
53 | * archetype may be - it is used for allocation of |
52 | * archetype may be - it is used for allocation of |
54 | * some structures, as well as determining how far |
53 | * some structures, as well as determining how far |
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57 | #define MAX_HEAD_OFFSET 8 |
56 | #define MAX_HEAD_OFFSET 8 |
58 | |
57 | |
59 | #define MAX_CLIENT_X (MAP_CLIENT_X + MAX_HEAD_OFFSET) |
58 | #define MAX_CLIENT_X (MAP_CLIENT_X + MAX_HEAD_OFFSET) |
60 | #define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) |
59 | #define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) |
61 | |
60 | |
62 | struct Map { |
61 | struct Map |
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62 | { |
63 | struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; |
63 | struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; |
64 | }; |
64 | }; |
65 | |
65 | |
66 | /* True max is 16383 given current map compaction method */ |
66 | /* True max is 16383 given current map compaction method */ |
67 | #define MAXANIMNUM 2000 |
67 | # define MAXANIMNUM 2000 |
68 | |
68 | |
69 | struct statsinfo { |
69 | struct statsinfo |
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70 | { |
70 | char *range, *title; |
71 | char *range, *title; |
71 | }; |
72 | }; |
72 | |
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73 | |
73 | |
74 | /* This contains basic information on the socket structure. status is its |
74 | /* This contains basic information on the socket structure. status is its |
75 | * current state. we set up our on buffers for sending/receiving, so we can |
75 | * current state. we set up our on buffers for sending/receiving, so we can |
76 | * handle some higher level functions. fd is the actual file descriptor we |
76 | * handle some higher level functions. fd is the actual file descriptor we |
77 | * are using. |
77 | * are using. |
78 | */ |
78 | */ |
79 | |
79 | |
80 | enum Sock_Status {Ns_Avail, Ns_Add, Ns_Dead, Ns_Old}; |
80 | enum Sock_Status { Ns_Add, Ns_Dead }; |
81 | |
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82 | /* Reserver 0 for neither of these being set */ |
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83 | enum Old_Mode {Old_Listen=1, Old_Player=2}; |
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84 | |
81 | |
85 | /* Only one map mode can actually be used, so lets make it a switch |
82 | /* Only one map mode can actually be used, so lets make it a switch |
86 | * instead of having a bunch of different fields that needed to |
83 | * instead of having a bunch of different fields that needed to |
87 | * get toggled. |
84 | * get toggled. |
88 | */ |
85 | */ |
89 | enum MapMode {Map0Cmd = 0, Map1Cmd = 1, Map1aCmd=2 }; |
86 | enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; |
90 | |
87 | |
91 | /* The following is the setup for a ring buffer for storing outbut |
88 | /* The following is the setup for a ring buffer for storing outbut |
92 | * data that the OS can't handle right away. |
89 | * data that the OS can't handle right away. |
93 | */ |
90 | */ |
94 | |
91 | |
95 | typedef struct Buffer { |
92 | struct Buffer |
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93 | { |
96 | char data[SOCKETBUFSIZE]; |
94 | char data[SOCKETBUFSIZE]; |
97 | int start; |
95 | int start; |
98 | int len; |
96 | int len; |
99 | } Buffer; |
97 | }; |
100 | |
98 | |
101 | /* how many times we are allowed to give the wrong password before being kicked. */ |
99 | /* how many times we are allowed to give the wrong password before being kicked. */ |
102 | #define MAX_PASSWORD_FAILURES 5 |
100 | #define MAX_PASSWORD_FAILURES 5 |
103 | |
101 | |
104 | typedef struct NewSocket { |
102 | ACC_CLASS (client_socket) // should become player when newsocket is a baseclass of player |
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103 | struct client_socket : zero_initialised, attachable_base |
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104 | { |
105 | enum Sock_Status status; |
105 | enum Sock_Status status; |
106 | int fd; |
106 | int ACC (RW, fd); |
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107 | unsigned int inbuf_len; // number of bytes valid in inbuf |
107 | struct Map lastmap; |
108 | struct Map lastmap; |
108 | size_t faces_sent_len; /* This is the number of elements allocated in faces_sent[] */ |
109 | size_t faces_sent_len; /* This is the number of elements allocated in faces_sent[] */ |
109 | uint8 *faces_sent; /* This is a bitmap on sent face status */ |
110 | uint8 *faces_sent; /* This is a bitmap on sent face status */ |
110 | uint8 anims_sent[MAXANIMNUM]; |
111 | uint8 anims_sent[MAXANIMNUM]; |
111 | struct statsinfo stats; |
112 | struct statsinfo stats; |
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113 | |
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114 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
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115 | uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ |
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116 | Buffer outputbuffer; /* For undeliverable data */ |
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117 | |
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118 | bool ACC (RW, facecache); /* If true, client is caching images */ |
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119 | bool ACC (RW, sent_scroll); |
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120 | bool ACC (RW, sound); /* does the client want sound */ |
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121 | bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */ |
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122 | bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ |
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123 | bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ |
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124 | bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ |
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125 | bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ |
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126 | bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ |
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127 | bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */ |
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128 | bool ACC (RW, darkness); /* True if client wants darkness information */ |
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129 | bool ACC (RW, image2); /* Client wants image2/face2 commands */ |
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130 | bool ACC (RW, update_look); /* If true, we need to send the look window */ |
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131 | bool ACC (RW, has_readable_type); /* If true client accept additional text information */ |
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132 | /* used to arrange text in books, scrolls, or scripted dialogs */ |
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133 | bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ |
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134 | bool ACC (RW, ext_mapinfos); /* If true client accept additionnal info on maps */ |
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135 | /* Below are flags for extedend infos to pass to client |
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136 | * with S->C mapextended command */ |
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137 | bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */ |
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138 | |
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139 | uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ |
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140 | uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ |
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141 | enum MapMode mapmode; /* Type of map commands the client wants. */ |
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142 | uint16 ACC (RW, look_position); /* start of drawing of look window */ |
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143 | uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ |
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144 | uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ |
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145 | uint8 ACC (RW, faceset); /* Set the client is using, default 0 */ |
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146 | |
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147 | maptile *ACC (RW, current_map); // CF+ last/current player map |
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148 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
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149 | char ACC (RW, client)[64]; // CF+ client name/version |
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150 | |
112 | /* If we get an incomplete packet, this is used to hold the data. */ |
151 | /* If we get an incomplete packet, this is used to hold the data. */ |
113 | SockList inbuf; |
152 | uint8 inbuf[MAXSOCKBUF]; |
114 | char *host; /* Which host it is connected from (ip address)*/ |
153 | player *ACC (RO, pl);//TODO should not be here, preferably |
115 | uint8 password_fails; /* how many times the player has failed to give the right password */ |
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116 | Buffer outputbuffer; /* For undeliverable data */ |
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117 | uint32 facecache:1; /* If true, client is caching images */ |
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118 | uint32 sent_scroll:1; |
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119 | uint32 sound:1; /* does the client want sound */ |
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120 | uint32 exp64:1; /* Client wants 64 bit exp data, as well as skill data */ |
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121 | uint32 newmapcmd:1; /* Send newmap command when entering new map SMACFIGGEN*/ |
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122 | uint32 darkness:1; /* True if client wants darkness information */ |
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123 | uint32 image2:1; /* Client wants image2/face2 commands */ |
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124 | uint32 update_look:1; /* If true, we need to send the look window */ |
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125 | uint32 can_write:1; /* Can we write to this socket? */ |
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126 | uint32 has_readable_type:1; /* If true client accept additional text information |
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127 | used to arrange text in books, scrolls, or scripted dialogs */ |
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128 | uint32 monitor_spells:1; /* Client wishes to be informed when their spell list changes */ |
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129 | uint32 supported_readables; /* each bit is a readable supported by client */ |
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130 | uint32 cs_version, sc_version; /* versions of the client */ |
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131 | enum MapMode mapmode; /* Type of map commands the client wants. */ |
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132 | uint16 look_position; /* start of drawing of look window */ |
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133 | uint8 mapx, mapy; /* How large a map the client wants */ |
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134 | uint8 itemcmd; /* What version of the 'item' protocol command to use */ |
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135 | uint8 faceset; /* Set the client is using, default 0 */ |
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136 | uint32 ext_mapinfos:1; /* If true client accept additionnal info on maps*/ |
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137 | /* Below are flags for extedend infos to pass to client |
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138 | * with S->C mapextended command */ |
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139 | uint32 EMI_smooth:1; /* Send smooth in extendmapinfos*/ |
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140 | |
154 | |
141 | /* Below here is information only relevant for old sockets */ |
155 | int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ |
142 | char *comment; /* name or listen comment */ |
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143 | enum Old_Mode old_mode; |
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144 | } NewSocket; |
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145 | |
156 | |
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157 | iow socket_ev; void socket_cb (iow &w, int got); |
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158 | |
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159 | client_socket (int fd, const char *from_ip); |
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160 | ~client_socket (); |
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161 | |
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162 | int read_packet (); // returns length of packet or 0 |
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163 | void skip_packet (int len); // we have processed the packet, skip it |
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164 | |
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165 | void flush (); |
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166 | void write_outputbuffer (); |
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167 | void send (void *buf_, int len); |
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168 | |
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169 | void send_packet (const char *buf); |
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170 | void send_packet (const char *buf, int len); |
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171 | void send_packet (packet &sl); |
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172 | }; |
146 | |
173 | |
147 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
174 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
148 | ( ((__type)>0) &&\ |
175 | ( ((__type)>0) &&\ |
149 | ((__sockPtr)->has_readable_type) && \ |
176 | ((__sockPtr)->has_readable_type) && \ |
150 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
177 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
151 | |
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152 | |
178 | |
153 | /* Bitmask for the faces_sent[] array - what |
179 | /* Bitmask for the faces_sent[] array - what |
154 | * portion of the face have we sent? |
180 | * portion of the face have we sent? |
155 | */ |
181 | */ |
156 | #define NS_FACESENT_FACE 0x1 |
182 | #define NS_FACESENT_FACE 0x1 |
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164 | * a visible object and another info related to a 4 square |
190 | * a visible object and another info related to a 4 square |
165 | * width and height area). At the begin of an extended info packet |
191 | * width and height area). At the begin of an extended info packet |
166 | * is a bit field. A bit is activated for each extended info |
192 | * is a bit field. A bit is activated for each extended info |
167 | * present in the data |
193 | * present in the data |
168 | */ |
194 | */ |
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195 | |
169 | /* Meanings: |
196 | /* Meanings: |
170 | * EMI_NOREDRAW Take extended infos into account but don't redraw, |
197 | * EMI_NOREDRAW Take extended infos into account but don't redraw, |
171 | * some additionnal datas will follow in a new packet |
198 | * some additionnal datas will follow in a new packet |
172 | * EMI_SMOOTH Datas about smoothing |
199 | * EMI_SMOOTH Datas about smoothing |
173 | */ |
200 | */ |
174 | #define EMI_NOREDRAW 0x01 |
201 | #define EMI_NOREDRAW 0x01 |
175 | #define EMI_SMOOTH 0x02 |
202 | #define EMI_SMOOTH 0x02 |
176 | |
203 | |
177 | /* this last one says the bitfield continue un next byte |
204 | /* this last one says the bitfield continue un next byte |
178 | * There may be several on contiguous bytes. So there is 7 |
205 | * There may be several on contiguous bytes. So there is 7 |
179 | * actual bits used per byte, and the number of bytes |
206 | * actual bits used per byte, and the number of bytes |
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182 | #define EMI_HASMOREBITS 0x80 |
209 | #define EMI_HASMOREBITS 0x80 |
183 | |
210 | |
184 | #define FACE_TYPES 1 |
211 | #define FACE_TYPES 1 |
185 | #define PNG_FACE_INDEX 0 |
212 | #define PNG_FACE_INDEX 0 |
186 | |
213 | |
187 | typedef struct Socket_Info { |
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188 | struct timeval timeout; /* Timeout for select */ |
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189 | int max_filedescriptor; /* max filedescriptor on the system */ |
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190 | int nconns; /* Number of connections */ |
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191 | int allocated_sockets; /* number of allocated in init_sockets */ |
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192 | } Socket_Info; |
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193 | |
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194 | extern Socket_Info socket_info; |
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195 | |
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196 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
214 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
197 | #define VERSION_SC 1027 |
215 | #define VERSION_SC 1027 |
198 | #define VERSION_INFO "Crossfire Server" |
216 | #define VERSION_INFO "Crossfire+ Server" |
199 | |
217 | |
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218 | typedef unordered_vector<client_socket *> sockvec; |
200 | |
219 | |
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220 | extern sockvec client_sockets; |
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221 | extern int nrofpixmaps; //TODO: hrmpf, should go |
201 | |
222 | |
202 | #endif |
223 | #endif |
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224 | |