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-rw-r--r--Stars45/NetPacket.cpp736
1 files changed, 380 insertions, 356 deletions
diff --git a/Stars45/NetPacket.cpp b/Stars45/NetPacket.cpp
index a44851d..97f8ca1 100644
--- a/Stars45/NetPacket.cpp
+++ b/Stars45/NetPacket.cpp
@@ -1,356 +1,380 @@
-/* Project Starshatter 4.5
- Destroyer Studios LLC
- Copyright © 1997-2004. All Rights Reserved.
-
- SUBSYSTEM: Stars.exe
- FILE: NetGame.cpp
- AUTHOR: John DiCamillo
-
-
- OVERVIEW
- ========
- Network Game Manager and Player classes
-*/
-
-#include "MemDebug.h"
-#include "NetPacket.h"
-#include "NetLink.h"
-#include "NetMsg.h"
-#include "Ship.h"
-
-#include "Game.h"
-
-// +--------------------------------------------------------------------+
-
-const int PING_SIZE = 8;
-const int SHIP_LOC_SIZE = 36;
-const int JOIN_REQ_SIZE = 116;
-const int JOIN_ANN_SIZE = 116;
-const int QUIT_ANN_SIZE = 8;
-
-// +--------------------------------------------------------------------+
-
-NetPacket::NetPacket(NetMsg* g)
-: msg(g)
-{ }
-
-NetPacket::NetPacket(DWORD netid, BYTE type)
-{
- int len = 0;
- char buf[256];
- ZeroMemory(buf, 256);
-
- switch (type) {
- case NET_PING: len = PING_SIZE; break;
- case NET_PONG: len = PING_SIZE; break;
- case NET_OBJ_LOC: len = SHIP_LOC_SIZE; break;
-
- case NET_JOIN_REQUEST: len = JOIN_REQ_SIZE; break;
- case NET_JOIN_ANNOUNCE: len = JOIN_ANN_SIZE; break;
- case NET_QUIT_ANNOUNCE: len = QUIT_ANN_SIZE; break;
-
- default: len = JOIN_REQ_SIZE; break;
- }
-
- msg = new(__FILE__,__LINE__) NetMsg(netid, type, buf, len);
-}
-
-NetPacket::~NetPacket()
-{
- delete msg;
-}
-
-bool
-NetPacket::Send(NetLink& link)
-{
- bool sent = false;
-
- if (msg)
- sent = link.SendMessage(msg);
-
- msg = 0;
- return sent;
-}
-
-// +--------------------------------------------------------------------+
-
-DWORD
-NetPacket::NetID() const
-{
- if (msg)
- return msg->NetID();
-
- return 0;
-}
-
-BYTE
-NetPacket::Type() const
-{
- if (msg)
- return msg->Type();
-
- return 0;
-}
-
-// +--------------------------------------------------------------------+
-
-DWORD
-NetPacket::GetPingSequence()
-{
- if (msg && msg->Length() >= PING_SIZE) {
- DWORD* data = (DWORD*) (msg->Data()+4);
- return *data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetPingSequence(DWORD seq)
-{
- if (msg && msg->Length() >= PING_SIZE) {
- DWORD* data = (DWORD*) (msg->Data()+4);
- *data = seq;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-DWORD
-NetPacket::GetNetID()
-{
- if (msg && msg->Length() >= PING_SIZE) {
- DWORD* data = (DWORD*) (msg->Data()+4);
- return *data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetNetID(DWORD id)
-{
- if (msg && msg->Length() >= PING_SIZE) {
- DWORD* data = (DWORD*) (msg->Data()+4);
- *data = id;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-Point
-NetPacket::GetShipLocation()
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- long* data = (long*) (msg->Data()+8);
- long x = *(data + 0);
- long y = *(data + 1);
- long z = *(data + 2);
-
- return Point(x/100.0, y/100.0, z/100.0);
- }
-
- return Point();
-}
-
-void
-NetPacket::SetShipLocation(const Point& loc)
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- long x = (long) (loc.x * 100);
- long y = (long) (loc.y * 100);
- long z = (long) (loc.z * 100);
-
- long* data = (long*) (msg->Data()+8);
-
- *(data + 0) = x;
- *(data + 1) = y;
- *(data + 2) = z;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-Point
-NetPacket::GetShipVelocity()
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- short* data = (short*) (msg->Data()+20);
-
- short dx = *(data + 0);
- short dy = *(data + 1);
- short dz = *(data + 2);
-
- return Point(dx, dy, dz);
- }
-
- return Point();
-}
-
-void
-NetPacket::SetShipVelocity(const Point& vel)
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- short* data = (short*) (msg->Data()+20);
-
- *(data + 0) = (short) vel.x;
- *(data + 1) = (short) vel.y;
- *(data + 2) = (short) vel.z;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-Point
-NetPacket::GetShipOrientation()
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- short* data = (short*) (msg->Data()+26);
-
- short r = *(data + 0);
- short p = *(data + 1);
- short y = *(data + 2);
-
- return Point(2*PI*r/32767, 2*PI*p/32767, 2*PI*y/32767);
- }
-
- return Point();
-}
-
-void
-NetPacket::SetShipOrientation(const Point& rpy)
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- short* data = (short*) (msg->Data()+26);
-
- *(data + 0) = (short) (32767*rpy.x/(2*PI));
- *(data + 1) = (short) (32767*rpy.y/(2*PI));
- *(data + 2) = (short) (32767*rpy.z/(2*PI));
- }
-}
-
-// +--------------------------------------------------------------------+
-
-double
-NetPacket::GetThrottle()
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+32;
-
- return (double) *data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetThrottle(double t)
-{
- if (msg && msg->Length() >= SHIP_LOC_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+32;
-
- *data = (BYTE) t;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-bool
-NetPacket::GetTrigger(int i)
-{
- if (i >= 0 && i < 8 && msg && msg->Length() >= SHIP_LOC_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+33;
-
- BYTE select = 1 << i;
- return (*data & select)?true:false;
- }
-
- return false;
-}
-
-void
-NetPacket::SetTrigger(int i, bool trigger)
-{
- if (i >= 0 && i < 8 && msg && msg->Length() >= SHIP_LOC_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+33;
-
- BYTE select = 1 << i;
-
- if (trigger)
- *data = *data | select;
- else
- *data = *data & ~select;
- }
-}
-
-// +--------------------------------------------------------------------+
-
-const char*
-NetPacket::GetName()
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+20;
-
- return (const char*) data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetName(const char* name)
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+20;
- strncpy((char*) data, name, 32);
- }
-}
-
-// +--------------------------------------------------------------------+
-
-const char*
-NetPacket::GetDesign()
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+52;
-
- return (const char*) data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetDesign(const char* design)
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+52;
- strncpy((char*) data, design, 32);
- }
-}
-
-// +--------------------------------------------------------------------+
-
-const char*
-NetPacket::GetRegion()
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+84;
-
- return (const char*) data;
- }
-
- return 0;
-}
-
-void
-NetPacket::SetRegion(const char* rgn_name)
-{
- if (msg && msg->Length() >= JOIN_REQ_SIZE) {
- BYTE* data = (BYTE*) msg->Data()+84;
- strncpy((char*) data, rgn_name, 32);
- }
-}
-
-// +--------------------------------------------------------------------+
-
+/* Starshatter OpenSource Distribution
+ Copyright (c) 1997-2004, Destroyer Studios LLC.
+ All Rights Reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ * Neither the name "Destroyer Studios" nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+ SUBSYSTEM: Stars.exe
+ FILE: NetGame.cpp
+ AUTHOR: John DiCamillo
+
+
+ OVERVIEW
+ ========
+ Network Game Manager and Player classes
+*/
+
+#include "MemDebug.h"
+#include "NetPacket.h"
+#include "NetLink.h"
+#include "NetMsg.h"
+#include "Ship.h"
+
+#include "Game.h"
+
+// +--------------------------------------------------------------------+
+
+const int PING_SIZE = 8;
+const int SHIP_LOC_SIZE = 36;
+const int JOIN_REQ_SIZE = 116;
+const int JOIN_ANN_SIZE = 116;
+const int QUIT_ANN_SIZE = 8;
+
+// +--------------------------------------------------------------------+
+
+NetPacket::NetPacket(NetMsg* g)
+: msg(g)
+{ }
+
+NetPacket::NetPacket(DWORD netid, BYTE type)
+{
+ int len = 0;
+ char buf[256];
+ ZeroMemory(buf, 256);
+
+ switch (type) {
+ case NET_PING: len = PING_SIZE; break;
+ case NET_PONG: len = PING_SIZE; break;
+ case NET_OBJ_LOC: len = SHIP_LOC_SIZE; break;
+
+ case NET_JOIN_REQUEST: len = JOIN_REQ_SIZE; break;
+ case NET_JOIN_ANNOUNCE: len = JOIN_ANN_SIZE; break;
+ case NET_QUIT_ANNOUNCE: len = QUIT_ANN_SIZE; break;
+
+ default: len = JOIN_REQ_SIZE; break;
+ }
+
+ msg = new(__FILE__,__LINE__) NetMsg(netid, type, buf, len);
+}
+
+NetPacket::~NetPacket()
+{
+ delete msg;
+}
+
+bool
+NetPacket::Send(NetLink& link)
+{
+ bool sent = false;
+
+ if (msg)
+ sent = link.SendMessage(msg);
+
+ msg = 0;
+ return sent;
+}
+
+// +--------------------------------------------------------------------+
+
+DWORD
+NetPacket::NetID() const
+{
+ if (msg)
+ return msg->NetID();
+
+ return 0;
+}
+
+BYTE
+NetPacket::Type() const
+{
+ if (msg)
+ return msg->Type();
+
+ return 0;
+}
+
+// +--------------------------------------------------------------------+
+
+DWORD
+NetPacket::GetPingSequence()
+{
+ if (msg && msg->Length() >= PING_SIZE) {
+ DWORD* data = (DWORD*) (msg->Data()+4);
+ return *data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetPingSequence(DWORD seq)
+{
+ if (msg && msg->Length() >= PING_SIZE) {
+ DWORD* data = (DWORD*) (msg->Data()+4);
+ *data = seq;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+DWORD
+NetPacket::GetNetID()
+{
+ if (msg && msg->Length() >= PING_SIZE) {
+ DWORD* data = (DWORD*) (msg->Data()+4);
+ return *data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetNetID(DWORD id)
+{
+ if (msg && msg->Length() >= PING_SIZE) {
+ DWORD* data = (DWORD*) (msg->Data()+4);
+ *data = id;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+Point
+NetPacket::GetShipLocation()
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ long* data = (long*) (msg->Data()+8);
+ long x = *(data + 0);
+ long y = *(data + 1);
+ long z = *(data + 2);
+
+ return Point(x/100.0, y/100.0, z/100.0);
+ }
+
+ return Point();
+}
+
+void
+NetPacket::SetShipLocation(const Point& loc)
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ long x = (long) (loc.x * 100);
+ long y = (long) (loc.y * 100);
+ long z = (long) (loc.z * 100);
+
+ long* data = (long*) (msg->Data()+8);
+
+ *(data + 0) = x;
+ *(data + 1) = y;
+ *(data + 2) = z;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+Point
+NetPacket::GetShipVelocity()
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ short* data = (short*) (msg->Data()+20);
+
+ short dx = *(data + 0);
+ short dy = *(data + 1);
+ short dz = *(data + 2);
+
+ return Point(dx, dy, dz);
+ }
+
+ return Point();
+}
+
+void
+NetPacket::SetShipVelocity(const Point& vel)
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ short* data = (short*) (msg->Data()+20);
+
+ *(data + 0) = (short) vel.x;
+ *(data + 1) = (short) vel.y;
+ *(data + 2) = (short) vel.z;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+Point
+NetPacket::GetShipOrientation()
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ short* data = (short*) (msg->Data()+26);
+
+ short r = *(data + 0);
+ short p = *(data + 1);
+ short y = *(data + 2);
+
+ return Point(2*PI*r/32767, 2*PI*p/32767, 2*PI*y/32767);
+ }
+
+ return Point();
+}
+
+void
+NetPacket::SetShipOrientation(const Point& rpy)
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ short* data = (short*) (msg->Data()+26);
+
+ *(data + 0) = (short) (32767*rpy.x/(2*PI));
+ *(data + 1) = (short) (32767*rpy.y/(2*PI));
+ *(data + 2) = (short) (32767*rpy.z/(2*PI));
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+double
+NetPacket::GetThrottle()
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+32;
+
+ return (double) *data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetThrottle(double t)
+{
+ if (msg && msg->Length() >= SHIP_LOC_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+32;
+
+ *data = (BYTE) t;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+bool
+NetPacket::GetTrigger(int i)
+{
+ if (i >= 0 && i < 8 && msg && msg->Length() >= SHIP_LOC_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+33;
+
+ BYTE select = 1 << i;
+ return (*data & select)?true:false;
+ }
+
+ return false;
+}
+
+void
+NetPacket::SetTrigger(int i, bool trigger)
+{
+ if (i >= 0 && i < 8 && msg && msg->Length() >= SHIP_LOC_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+33;
+
+ BYTE select = 1 << i;
+
+ if (trigger)
+ *data = *data | select;
+ else
+ *data = *data & ~select;
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+const char*
+NetPacket::GetName()
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+20;
+
+ return (const char*) data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetName(const char* name)
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+20;
+ strncpy((char*) data, name, 32);
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+const char*
+NetPacket::GetDesign()
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+52;
+
+ return (const char*) data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetDesign(const char* design)
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+52;
+ strncpy((char*) data, design, 32);
+ }
+}
+
+// +--------------------------------------------------------------------+
+
+const char*
+NetPacket::GetRegion()
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+84;
+
+ return (const char*) data;
+ }
+
+ return 0;
+}
+
+void
+NetPacket::SetRegion(const char* rgn_name)
+{
+ if (msg && msg->Length() >= JOIN_REQ_SIZE) {
+ BYTE* data = (BYTE*) msg->Data()+84;
+ strncpy((char*) data, rgn_name, 32);
+ }
+}
+
+// +--------------------------------------------------------------------+
+
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