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Comparing deliantra/server/include/client.h (file contents):
Revision 1.7 by root, Sat Dec 16 21:40:26 2006 UTC vs.
Revision 1.16 by root, Fri Dec 22 16:34:00 2006 UTC

… …
24#ifndef CLIENT_H 24#ifndef CLIENT_H
25#define CLIENT_H 25#define CLIENT_H
26 26
27#include <deque> 27#include <deque>
28#include <bitset> 28#include <bitset>
29#include <tr1/unordered_set>
29 30
30// (possibly) max. number of objects "per page" in the ground container 31// (possibly) max. number of objects "per page" in the ground container
31#define NUM_LOOK_OBJECTS 50 32#define FLOORBOX_PAGESIZE 50
32 33
33struct MapCell 34struct MapCell
34{ 35{
35 UUID player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient 36 UUID player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient
36 int count; /* This is really darkness in the map1 command */ 37 int count; /* This is really darkness in the map1 command */
… …
67 * current state. we set up our on buffers for sending/receiving, so we can 68 * current state. we set up our on buffers for sending/receiving, so we can
68 * handle some higher level functions. fd is the actual file descriptor we 69 * handle some higher level functions. fd is the actual file descriptor we
69 * are using. 70 * are using.
70 */ 71 */
71 72
72enum Sock_Status { Ns_Add, Ns_Dead };
73
74/* Only one map mode can actually be used, so lets make it a switch 73/* Only one map mode can actually be used, so lets make it a switch
75 * instead of having a bunch of different fields that needed to 74 * instead of having a bunch of different fields that needed to
76 * get toggled. 75 * get toggled.
77 */ 76 */
78enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; 77enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 };
79 78
80/* The following is the setup for a ring buffer for storing outbut 79/* The following is the setup for a ring buffer for storing output
81 * data that the OS can't handle right away. 80 * data that the OS can't handle right away.
82 */ 81 */
83 82
84struct Buffer 83struct Buffer
85{ 84{
86 char data[SOCKETBUFSIZE]; 85 char data[SOCKETBUFSIZE];
87 int start; 86 int start;
88 int len; 87 int len;
89}; 88};
90 89
90// states the socket can be in
91enum {
92 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply
96
97 ST_CONFIRM_QUIT,
98 ST_CHANGE_CLASS,
99 ST_CONFIGURE,
100 ST_GET_PARTY_PASSWORD,
101};
102
91// a handler for a specific type of packet 103// a handler for a specific type of packet
92enum { 104enum {
93 PF_PLAYER = 0x01, // must have valid player 105 PF_PLAYER = 0x01, // must have valid player / will by synchronised
94 PF_IMMEDIATE = 0x02, // TODO: hack, can be executed immediately
95 PF_PLAYING = 0x04, // must be in playing state 106 PF_PLAYING = 0x02, // must be in playing state
96}; 107};
97 108
98struct packet_type 109struct packet_type
99{ 110{
100 const char *name; 111 const char *name;
… …
109 char *data; 120 char *data;
110 int datalen; 121 int datalen;
111 122
112 ~command () 123 ~command ()
113 { 124 {
114 sfree (data, datalen); 125 sfree<char> (data, datalen + 1);
115 } 126 }
127};
128
129struct refitem
130{
131 object_ptr op;
132};
133
134// this represents a container on the client side.
135// right now, there are only ever two of them:
136// the inventory and the floor/open container
137//TODO: unused as of yet
138struct client_container : vector< refitem, slice_allocator<refitem> >
139{
140 client *ns;
141 enum { CC_NONE, CC_INVENTORY, CC_MAPSPACE, CC_CONTAINER } type;
142
143 bool item_changed; // one of the items in here possibly changed
144
145 // for mapspace and container
146 int x, y;
147 maptile *map;
148
149 // for container
150 object *env;
151
152 client_container (client *ns)
153 : ns (ns), type (CC_NONE) { }
154
155 tag_t tag () const;
156
157 inline iterator merge_item (iterator i, object *op);
158
159 void clear ();
160 void update ();
161
162 void set_mapspace (maptile *map, int x, int y);
163 void set_container (object *env);
116}; 164};
117 165
118/* how many times we are allowed to give the wrong password before being kicked. */ 166/* how many times we are allowed to give the wrong password before being kicked. */
119#define MAX_PASSWORD_FAILURES 5 167#define MAX_PASSWORD_FAILURES 5
120 168
121ACC_CLASS (client) // should become player when newsocket is a baseclass of player 169ACC_CLASS (client) // should become player when newsocket is a baseclass of player
122struct client : zero_initialised, attachable_base 170struct client : zero_initialised, attachable<client>
123{ 171{
124 enum Sock_Status status;
125 int ACC (RW, fd); 172 int ACC (RW, fd);
126 unsigned int inbuf_len; // number of bytes valid in inbuf 173 unsigned int inbuf_len; // number of bytes valid in inbuf
127 uint8 *faces_sent; // This is a bitmap on sent face status 174 uint8 *faces_sent; // This is a bitmap on sent face status
128 struct statsinfo stats; 175 statsinfo stats;
129 176
177 client_container cc_inv, cc_other;
178 Buffer outputbuffer;
179
130 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 180 char *ACC (RW, host); /* Which host it is connected from (ip address) */
181 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */
131 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ 182 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */
132 Buffer outputbuffer;
133 183
134 bool ACC (RW, facecache); /* If true, client is caching images */ 184 bool ACC (RW, facecache); /* If true, client is caching images */
135 bool ACC (RW, sent_scroll); 185 bool ACC (RW, sent_scroll);
136 bool ACC (RW, sound); /* does the client want sound */ 186 bool ACC (RW, sound); /* does the client want sound */
137 bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */ 187 bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */
138 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 188 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */
139 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 189 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */
140 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ 190 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */
141 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 191 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */
142 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 192 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */
143 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */ 193 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */
144 bool ACC (RW, darkness); /* True if client wants darkness information */ 194 bool ACC (RW, darkness); /* True if client wants darkness information */
145 bool ACC (RW, image2); /* Client wants image2/face2 commands */ 195 bool ACC (RW, image2); /* Client wants image2/face2 commands */
146 bool ACC (RW, update_look); /* If true, we need to send the look window */ 196 bool ACC (RW, update_look); /* If true, we need to send the look window */
147 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 197 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
148 /* used to arrange text in books, scrolls, or scripted dialogs */ 198 /* used to arrange text in books, scrolls, or scripted dialogs */
149 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 199 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
150 bool ACC (RW, ext_mapinfos); /* If true client accept additionnal info on maps */ 200 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */
151 /* Below are flags for extedend infos to pass to client 201 /* Below are flags for extedend infos to pass to client
152 * with S->C mapextended command */ 202 * with S->C mapextended command */
153 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */ 203 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
154 204
155 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 205 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */
156 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ 206 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
157 enum MapMode mapmode; /* Type of map commands the client wants. */ 207 enum MapMode mapmode; /* Type of map commands the client wants. */
158 uint16 ACC (RW, look_position); /* start of drawing of look window */ 208 uint16 ACC (RW, look_position); /* start of drawing of look window */
… …
160 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 210 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
161 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */ 211 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */
162 212
163 maptile *ACC (RW, current_map); // CF+ last/current player map 213 maptile *ACC (RW, current_map); // CF+ last/current player map
164 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 214 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
165 char ACC (RW, version)[64]; // CF+ client name/version 215 char ACC (RW, version)[64]; // CF+ client name/version
166 216
167 player *ACC (RO, pl);//TODO should not be here, preferably 217 player *ACC (RO, pl);//TODO should not be here, preferably
168 218
169 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 219 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */
170 220
171 client (int fd, const char *from_ip); 221 client (int fd, const char *from_ip);
172 ~client (); 222 ~client ();
173 void destroy (); 223 void destroy ();
224 bool destroyed () const { return state == ST_DEAD; }
174 225
175 iw cmd_ev; void cmd_cb (iw &w); 226 iw cmd_ev; void cmd_cb (iw &w);
176 iow socket_ev; void socket_cb (iow &w, int got); 227 iow socket_ev; void socket_cb (iow &w, int got);
177 228
178 std::deque< command, slice_allocator<command> > cmd_queue; 229 std::deque< command, slice_allocator<command> > cmd_queue;
179
180 // resets movement state
181 bool may_execute (const packet_type *pkt) const;
182 void execute (const packet_type *pkt, char *data, int datalen);
183
184 void queue_command (packet_type *handler, char *data, int datalen);
185 bool handle_command ();
186 void reset_state ();
187
188 bool handle_packet ();
189 int next_packet (); // returns length of packet or 0
190 void skip_packet (int len); // we have processed the packet, skip it
191
192 void flush ();
193 void write_outputbuffer ();
194 void send (void *buf_, int len);
195
196 void send_packet (const char *buf);
197 void send_packet (const char *buf, int len);
198 void send_packet_printf (const char *format, ...);
199 void send_packet (packet &sl);
200 230
201 // large structures at the end please 231 // large structures at the end please
202 struct Map lastmap; 232 struct Map lastmap;
203 std::bitset<MAXANIMNUM> anims_sent; 233 std::bitset<MAXANIMNUM> anims_sent;
204 // if we get an incomplete packet, this is used to hold the data. 234 // if we get an incomplete packet, this is used to hold the data.
205 // we add 2 byte for the header, one for the trailing 0 byte 235 // we add 2 byte for the header, one for the trailing 0 byte
206 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 236 uint8 inbuf[MAXSOCKBUF + 2 + 1];
207 237
238 bool may_execute (const packet_type *pkt) const;
239 void execute (const packet_type *pkt, char *data, int datalen);
240
241 void queue_command (packet_type *handler, char *data, int datalen);
242 bool handle_command ();
243 // resets movement state
244 void reset_state ();
245
246 bool handle_packet ();
247 int next_packet (); // returns length of packet or 0
248 void skip_packet (int len); // we have processed the packet, skip it
249
250 void flush ();
251 void write_outputbuffer ();
252 void send (void *buf_, int len);
253
254 void send_packet (const char *buf);
255 void send_packet (const char *buf, int len);
256 void send_packet_printf (const char *format, ...);
257 void send_packet (packet &sl);
258
259 // called when something under the player changes
260 void floorbox_update () { update_look = 1; }
261 // called when the player has been moved
262 void floorbox_reset () { look_position = 0; floorbox_update (); }
263
264 static client *create (int fd, const char *peername);
208}; 265};
209 266
210#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 267#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
211 ( ((__type)>0) &&\ 268 ( ((__type)>0) &&\
212 ((__sockPtr)->has_readable_type) && \ 269 ((__sockPtr)->has_readable_type) && \

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