*** empty log message ***

1 files changed, 264 insertions, 0 deletions

diff --git a/src/net/protocol.cpp b/src/net/protocol.cpp
new file mode 100644
index 00000000..2c33d092
--- /dev/null
+++ b/src/net/protocol.cpp
@@ -0,0 +1,264 @@
+/**
+
+	The Mana World
+	Copyright 2004 The Mana World Development Team
+
+    This file is part of The Mana World.
+
+    The Mana World is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    any later version.
+
+    The Mana World is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with The Mana World; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+*/
+
+#include "protocol.h"
+
+short packet_lengths[] = {
+	
+   10,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+// #0x0040
+    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+    0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
+    0,  0,  0,  0, 55, 17,  3, 37, 46, -1, 23, -1,  3,108,  3,  2,
+    3, 28, 19, 11,  3, -1,  9,  5, 54, 53, 58, 60, 41,  2,  6,  6,
+// #0x0080
+    7,  3,  2,  2,  2,  5, 16, 12, 10,  7, 29, 23, -1, -1, -1,  0,
+    7, 22, 28,  2,  6, 30, -1, -1,  3, -1, -1,  5,  9, 17, 17,  6,
+   23,  6,  6, -1, -1, -1, -1,  8,  7,  6,  7,  4,  7,  0, -1,  6,
+    8,  8,  3,  3, -1,  6,  6, -1,  7,  6,  2,  5,  6, 44,  5,  3,
+// #0x00C0
+    7,  2,  6,  8,  6,  7, -1, -1, -1, -1,  3,  3,  6,  6,  2, 27,
+    3,  4,  4,  2, -1, -1,  3, -1,  6, 14,  3, -1, 28, 29, -1, -1,
+   30, 30, 26,  2,  6, 26,  3,  3,  8, 19,  5,  2,  3,  2,  2,  2,
+    3,  2,  6,  8, 21,  8,  8,  2,  2, 26,  3, -1,  6, 27, 30, 10,
+// #0x0100
+    2,  6,  6, 30, 79, 31, 10, 10, -1, -1,  4,  6,  6,  2, 11, -1,
+   10, 39,  4, 10, 31, 35, 10, 18,  2, 13, 15, 20, 68,  2,  3, 16,
+    6, 14, -1, -1, 21,  8,  8,  8,  8,  8,  2,  2,  3,  4,  2, -1,
+    6, 86,  6, -1, -1,  7, -1,  6,  3, 16,  4,  4,  4,  6, 24, 26,
+// #0x0140
+   22, 14,  6, 10, 23, 19,  6, 39,  8,  9,  6, 27, -1,  2,  6,  6,
+  110,  6, -1, -1, -1, -1, -1,  6, -1, 54, 66, 54, 90, 42,  6, 42,
+   -1, -1, -1, -1, -1, 30, -1,  3, 14,  3, 30, 10, 43, 14,186,182,
+   14, 30, 10,  3, -1,  6,106, -1,  4,  5,  4, -1,  6,  7, -1, -1,
+// #0x0180
+    6,  3,106, 10, 10, 34,  0,  6,  8,  4,  4,  4, 29, -1, 10,  6,
+   90, 86, 24,  6, 30,102,  9,  4,  8,  4, 14, 10,  4,  6,  2,  6,
+    3,  3, 35,  5, 11, 26, -1,  4,  4,  6, 10, 12,  6, -1,  4,  4,
+   11,  7, -1, 67, 12, 18,114,  6,  3,  6, 26, 26, 26, 26,  2,  3,
+// #0x01C0
+    2, 14, 10, -1, 22, 22,  4,  2, 13, 97,  0,  9,  9, 29,  6, 28,
+    8, 14, 10, 35,  6,  8,  4, 11, 54, 53, 60,  2, -1, 47, 33,  6,
+   30,  8, 34, 14,  2,  6, 26,  2, 28, 81,  6, 10, 26,  2, -1, -1,
+   -1, -1, 20, 10, 32,  9, 34, 14,  2,  6, 48, 56, -1,  4,  5, 10,
+// #0x200
+   26,  0,  0,  0, 18,  0,  0,  0,  0,  0,  0, 19,
+
+};
+
+/** Packet length by id */
+short get_length(short id) {
+	return packet_lengths[id];
+}
+
+/** Decodes dest x coord */
+unsigned short get_dest_x(char *data) {
+	short temp;
+	temp = MAKEWORD(data[3], data[2] & 0x000f);
+	temp >>= 2;
+	return temp;
+}
+
+/** Decodes dest y coord */
+unsigned short get_dest_y(char *data) {
+	short temp;
+	temp = MAKEWORD(data[4], data[3] & 0x0003);
+	return temp;
+}
+
+/** Decodes src x coord */
+unsigned short get_src_x(char *data) {
+	short temp;
+	temp = MAKEWORD(data[1], data[0]);
+	temp >>= 6;
+	return temp;
+}
+
+/** Decodes src y coord */
+unsigned short get_src_y(char *data) {
+	short temp;
+	temp = MAKEWORD(data[2], data[1] & 0x003f);
+	temp >>= 4;
+	return temp;
+}
+
+/** Decodes src direction */
+unsigned char get_src_direction(char data) {
+	data >>= 4;
+    return data;
+}
+
+/** Decodes dest direction */
+unsigned char get_dest_direction(char data) {
+	return data & 0x000f;
+}
+
+/** Decodes x coord */
+unsigned short get_x(char *data) {
+	short temp;
+	temp = MAKEWORD(data[1] & 0x00c0, data[0] & 0x00ff);
+	temp >>= 6;
+	return temp;
+}
+
+/** Decodes y coord */
+unsigned short get_y(char *data) {
+	short temp;
+	if(!data)error("Corrupted data");
+	temp = MAKEWORD(data[2] & 0x00f0, data[1] & 0x003f);
+	if(!temp)error("Corrupted data");
+	temp >>= 4;
+	return temp;
+}
+
+/** Decodes direction */
+unsigned char get_direction(char *data) {
+	char temp;
+	temp = data[2] & 0x000f;
+	return temp;
+}
+
+/** Encodes coords and direction in 3 bytes data */
+void set_coordinates(char *data, unsigned short x, unsigned short y, unsigned char direction) {
+	short temp;
+	temp = x;
+	temp <<= 6;
+	data[0] = 0;
+	data[1] = 1;
+	data[2] = 2;
+	data[0] = HIBYTE(temp);
+	data[1] = LOBYTE(temp);
+	temp = y;
+	temp <<= 4;
+	data[1] |= HIBYTE(temp);
+	data[2] = LOBYTE(temp);
+	data[2] |= direction;
+}
+
+/** Initialize connection with map server */
+void map_start() {
+	// Connect to map server
+	if(open_session(iptostring(map_address), map_port)==SOCKET_ERROR) {
+		warning("Unable to connect to map server");
+		state = LOGIN;
+		ok("Error", "Unable to connect to map server");
+		return;
+	}
+	
+	// Send login infos
+	WFIFOW(0) = net_w_value(0x0072);
+	WFIFOL(2) = net_l_value(account_ID);
+	WFIFOL(6) = net_l_value(char_ID);
+	WFIFOL(10) = net_l_value(session_ID1);
+	WFIFOL(14) = net_l_value(session_ID2);
+	WFIFOB(18) = net_b_value(sex);
+	WFIFOSET(19);
+
+	while((in_size<4)||(out_size>0))flush();
+	RFIFOSKIP(4);
+		
+	while(in_size<2)flush();
+
+	if(RFIFOW(0)==0x0073) {
+		while(in_size<11)flush();
+		x = get_x(RFIFOP(6));
+		y = get_y(RFIFOP(6));
+		log_int("Player", "x", x);
+		log_int("Player", "y", y);
+		direction = get_direction(RFIFOP(6));
+		log_int("Player", "direction", direction);
+		RFIFOSKIP(11);
+	} else if(0x0081) {
+		warning("Map server D/C");
+	} else error("Unknown packet: map_start");
+	// Send "map loaded"
+	WFIFOW(0) = net_w_value(0x007d);
+	WFIFOSET(2);
+  while(out_size>0)flush();
+}
+
+/** Requests to walk */
+void walk(unsigned short x, unsigned short y, unsigned char direction) {
+	char temp[3];
+	set_coordinates(temp, x, y, direction);
+	WFIFOW(0) = net_w_value(0x0085);
+	memcpy(WFIFOP(2), temp, 3);
+	WFIFOSET(5);
+}
+
+/** Request to speak */
+void speak(char *speech) {
+	int len = (int)strlen(speech);
+	WFIFOW(0) = net_w_value(0x008c);
+  WFIFOW(2) = net_w_value(len+4);
+  memcpy(WFIFOP(4), speech, len);
+  WFIFOSET(len+4);
+}
+
+/** request action */
+void action(short type, int id) {
+	WFIFOW(0) = net_w_value(0x0089);
+	WFIFOL(2) = net_l_value(id);
+	WFIFOB(6) = net_l_value(type);
+	WFIFOSET(7);
+}
+
+
+/** Request to attack */
+void attack(unsigned short x, unsigned short y, unsigned char direction) {
+	int monster_id = 0;
+
+	if(direction==2) {
+		for(int j=-1;j<2;j++)
+			for(int i=-1;i<1;i++) {
+				monster_id = find_monster(x+i, y+j);
+				if(monster_id!=0)
+					action(0x07, monster_id);
+			}
+	} else if(direction==6) {
+		for(int j=-1;j<2;j++)
+			for(int i=0;i<2;i++) {
+        monster_id = find_monster(x+i, y+j);
+				if(monster_id!=0)
+					action(0x07, monster_id);
+			}
+	} else if(direction==4) {
+		for(int j=-1;j<1;j++)
+			for(int i=-1;i<2;i++) {
+        monster_id = find_monster(x+i, y+j);
+				if(monster_id!=0)
+					action(0x07, monster_id);
+			}
+	} else if(direction==0) {
+		for(int j=0;j<1;j++)
+			for(int i=-1;i<2;i++) {
+        monster_id = find_monster(x+i, y+j);
+				if(monster_id!=0)
+					action(0x07, monster_id);
+			}
+	}
+}
+