X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=qcsrc%2Flib%2Fnet.qh;h=47d6af7186144f1dfc41a157ffa7867c3358096a;hb=66189615a05cc66dd0ee544a2bbc841c4f426193;hp=9d0cb3a5ff7d3063eed5babc3b894ffc702aaf02;hpb=1245fb3e998e9ace1b301dbe4bfb84b55f25bdf4;p=xonotic%2Fxonotic-data.pk3dir.git

diff --git a/qcsrc/lib/net.qh b/qcsrc/lib/net.qh
index 9d0cb3a5f..47d6af718 100644
--- a/qcsrc/lib/net.qh
+++ b/qcsrc/lib/net.qh
@@ -1,19 +1,113 @@
-#ifndef NET_H
-#define NET_H
+#pragma once
+
+#include "registry.qh"
+#include "sort.qh"
+#include "yenc.qh"
+
+.string netname;
+.int m_id;
+.bool(entity this, entity sender, bool isNew) m_read;
+#define NET_HANDLE(id, param) bool Net_Handle_##id(entity this, entity sender, param)
+
+
+#ifdef CSQC
+	#define REGISTER_NET_TEMP(id) \
+		NET_HANDLE(id, bool); \
+		REGISTER(TempEntities, NET, id, m_id, new_pure(net_temp_packet)) \
+		{ \
+			this.netname = #id; \
+			this.m_read = Net_Handle_##id; \
+		}
+#else
+	#define REGISTER_NET_TEMP(id) \
+		const bool NET_##id##_istemp = true; \
+		REGISTER(TempEntities, NET, id, m_id, new_pure(net_temp_packet)) \
+		{ \
+			this.netname = #id; \
+		}
+#endif
+#define REGISTER_NET_S2C(id) REGISTER_NET_TEMP(id)
+
+REGISTRY(TempEntities, BITS(8) - 80)
+#define TempEntities_from(i) _TempEntities_from(i, NULL)
+REGISTER_REGISTRY(TempEntities)
+REGISTRY_SORT(TempEntities)
+REGISTRY_CHECK(TempEntities)
+STATIC_INIT(RegisterTempEntities_renumber) { FOREACH(TempEntities, true, it.m_id = 80 + i); }
+
+
+
+#ifdef CSQC
+	#define REGISTER_NET_LINKED(id) \
+		[[accumulate]] NET_HANDLE(id, bool isnew) \
+		{ \
+			this = self; \
+			this.sourceLoc = __FILE__ ":" STR(__LINE__); \
+			if (!this) isnew = true; \
+		} \
+		REGISTER(LinkedEntities, NET, id, m_id, new_pure(net_linked_packet)) \
+		{ \
+			this.netname = #id; \
+			this.m_read = Net_Handle_##id; \
+		}
+#else
+	#define REGISTER_NET_LINKED(id) \
+		const bool NET_##id##_istemp = false; \
+		REGISTER(LinkedEntities, NET, id, m_id, new_pure(net_linked_packet)) \
+		{ \
+			this.netname = #id; \
+		}
+#endif
+
+REGISTRY(LinkedEntities, BITS(8) - 1)
+#define LinkedEntities_from(i) _LinkedEntities_from(i, NULL)
+REGISTER_REGISTRY(LinkedEntities)
+REGISTRY_SORT(LinkedEntities)
+REGISTRY_CHECK(LinkedEntities)
+STATIC_INIT(RegisterLinkedEntities_renumber) { FOREACH(LinkedEntities, true, it.m_id = 1 + i); }
+
+
+
+#ifdef SVQC
+	#define REGISTER_NET_C2S(id) \
+		NET_HANDLE(id, bool); \
+		REGISTER(C2S_Protocol, NET, id, m_id, new_pure(net_c2s_packet)) \
+		{ \
+			this.netname = #id; \
+			this.m_read = Net_Handle_##id; \
+		}
+#else
+	#define REGISTER_NET_C2S(id) \
+		const bool NET_##id##_istemp = true; \
+		REGISTER(C2S_Protocol, NET, id, m_id, new_pure(net_c2s_packet)) \
+		{ \
+			this.netname = #id; \
+		}
+#endif
+
+REGISTRY(C2S_Protocol, BITS(8) - 1)
+#define C2S_Protocol_from(i) _C2S_Protocol_from(i, NULL)
+REGISTER_REGISTRY(C2S_Protocol)
+REGISTRY_SORT(C2S_Protocol)
+REGISTRY_CHECK(C2S_Protocol)
+STATIC_INIT(C2S_Protocol_renumber) { FOREACH(C2S_Protocol, true, it.m_id = i); }
 
 #ifdef SVQC
+	const int MSG_ENTITY = 5;
+
 	.int Version;  // deprecated, use SendFlags
 	.int SendFlags;
-	.bool(entity to, int sendflags)SendEntity;
-	.bool(entity this, entity to, int sendflags)SendEntity3;
+	.bool(entity to, int sendflags) SendEntity;
+	/** return false to remove from the client */
+	.bool(entity this, entity to, int sendflags) SendEntity3;
 
-	bool SendEntity_self(entity to, int sendflags) { return self.SendEntity3(self, to, sendflags); }
+	bool SendEntity_self(entity to, int sendflags) { SELFPARAM(); return this.SendEntity3(this, to, sendflags); }
 
-	void Net_LinkEntity(entity e, bool docull, float dt, bool(entity this, entity to, int sendflags)sendfunc)
+	void Net_LinkEntity(entity e, bool docull, float dt, bool(entity this, entity to, int sendflags) sendfunc)
 	{
 		if (e.classname == "") e.classname = "net_linked";
 
-		if (e.model == "" || self.modelindex == 0)
+		if (e.model == "" || e.modelindex == 0)
 		{
 			vector mi = e.mins;
 			vector ma = e.maxs;
@@ -30,14 +124,19 @@
 		if (dt)
 		{
 			e.nextthink = time + dt;
-			e.think = SUB_Remove;
+			e.think = SUB_Remove_self;
 		}
 	}
 
+	void Net_UnlinkEntity(entity e)
+	{
+		e.SendEntity = func_null;
+	}
+
 	.void() uncustomizeentityforclient;
 	.float uncustomizeentityforclient_set;
 
-	void SetCustomizer(entity e, float(void)customizer, void(void)uncustomizer)
+	void SetCustomizer(entity e, float() customizer, void() uncustomizer)
 	{
 		e.customizeentityforclient = customizer;
 		e.uncustomizeentityforclient = uncustomizer;
@@ -46,123 +145,144 @@
 
 	void UncustomizeEntitiesRun()
 	{
-		for (entity e = NULL; (e = findfloat(e, uncustomizeentityforclient_set, 1)); )
-			WITH(entity, self, e, e.uncustomizeentityforclient());
+	    SELFPARAM();
+		FOREACH_ENTITY_FLOAT(uncustomizeentityforclient_set, true, WITH(entity, self, it, it.uncustomizeentityforclient()));
 	}
 
-#endif
+	STRING_ITERATOR(g_buf, string_null, 0);
 
-#include "registry.qh"
-#include "sort.qh"
+	int ReadByte();
 
-.string netname;
-.int m_id;
-.void(entity this, bool isNew)m_read;
+	void Net_ClientCommand(entity sender, string command)
+	{
+		// command matches `c2s "(.+)"`
+		string buf = substring(command, argv_start_index(1) + 1, -2);
+		if (buf == "") return;
+		STRING_ITERATOR_SET(g_buf, buf, 0);
+		for (int C2S; (C2S = ReadByte()) >= 0; )
+		{
+			entity reader = C2S_Protocol_from(C2S);
+			if (reader && reader.m_read && reader.m_read(NULL, sender, true)) continue;
+			LOG_SEVEREF("Net_ClientCommand() with malformed C2S=%d\n", C2S);
+			return;
+		}
+		g_buf_i--;
+		int expected = strlen(buf);
+		if (g_buf_i > expected) LOG_WARNINGF("Underflow: %d", g_buf_i - expected);
+		if (g_buf_i < expected) LOG_WARNINGF("Overrflow: %d", expected - g_buf_i);
+	}
+
+#endif
 
 #ifdef CSQC
-	#define Net_Accept() \
-		do \
-		{ \
-			if (!this)    this = spawn(); \
-		} \
-		while (0)
+	const int MSG_C2S = 0;
+
+	#define Net_Accept(classname) \
+		MACRO_BEGIN { \
+			if (!this)    this = new(classname); \
+		} MACRO_END
 	#define Net_Reject() \
-		do \
-		{ \
+		MACRO_BEGIN { \
 			if (this)     remove(this); \
-		} \
-		while (0)
-#else
+		} MACRO_END
+
+	string g_buf;
+
+	void Net_Flush()
+	{
+		if (g_buf == "") return;
+		localcmd("\ncmd c2s \"", strreplace("$", "$$", g_buf), "\"\n");
+		strunzone(g_buf);
+		g_buf = string_null;
+	}
+#endif
+
+#if defined(CSQC)
 	#define WriteHeader(to, id) \
-		do \
-		{ \
+		MACRO_BEGIN { \
+			WriteByte(to, NET_##id.m_id); \
+		} MACRO_END
+#elif defined(SVQC)
+	#define WriteHeader(to, id) \
+		MACRO_BEGIN { \
 			if (NET_##id##_istemp) WriteByte(to, SVC_TEMPENTITY); \
 			WriteByte(to, NET_##id.m_id); \
-		} \
-		while (0)
+		} MACRO_END
 #endif
 
-#ifdef CSQC
-	#define REGISTER_NET_LINKED(id, param) \
-		void Ent_Read##id(entity this, param) \
-		{ \
-			this = self; \
-		} \
-		REGISTER(RegisterLinkedEntities, NET, LinkedEntities, id, m_id, spawn()) \
-		{ \
-			this.netname = #id; \
-			this.m_read = Ent_Read##id; \
-		} \
-		[[accumulate]] void Ent_Read##id(entity this, param)
-#else
-	#define REGISTER_NET_LINKED(id, param) \
-		const bool NET_##id##_istemp = false; \
-		REGISTER(RegisterLinkedEntities, NET, LinkedEntities, id, m_id, spawn()) \
-		{ \
-			this.netname = #id; \
-		}
-#endif
+#define ReadRegistered(r) r##_from(Read_byte())
+#define WriteRegistered(r, to, it) Write_byte(to, it.m_id)
 
-REGISTRY(LinkedEntities, BIT(0))
-REGISTER_REGISTRY(RegisterLinkedEntities)
-REGISTRY_SORT(LinkedEntities, netname, 0)
-STATIC_INIT(RegisterLinkedEntities_renumber)
-{
-	for (int i = 0; i < LinkedEntities_COUNT; ++i)
-		LinkedEntities[i].m_id = 100 + i;
-}
+#define Read_byte() ReadByte()
+#define Write_byte(to, f) WriteByte(to, f)
 
-#ifdef CSQC
-	#define REGISTER_NET_TEMP(id, param) \
-		void Net_Read##id(entity this, param); \
-		REGISTER(RegisterTempEntities, NET, TempEntities, id, m_id, spawn()) \
-		{ \
-			this.netname = #id; \
-			this.m_read = Net_Read##id; \
-		} \
-		void Net_Read##id(entity this, param)
-#else
-	#define REGISTER_NET_TEMP(id, param) \
-		const bool NET_##id##_istemp = true; \
-		REGISTER(RegisterTempEntities, NET, TempEntities, id, m_id, spawn()) \
-		{ \
-			this.netname = #id; \
-		}
+#if defined(CSQC)
+	int ReadByte();
+	void WriteByte(int to, int b)
+	{
+		assert(to == MSG_C2S);
+		string s = string_null;
+		yenc_single(b, s);
+		string tmp = strcat(g_buf, s);
+		if (g_buf) strunzone(g_buf);
+		g_buf = strzone(tmp);
+	}
+#elif defined(SVQC)
+	int ReadByte()
+	{
+		int ret = -1;
+		ydec_single(g_buf, ret);
+		return ret;
+	}
+	void WriteByte(int to, int b);
 #endif
 
-REGISTRY(TempEntities, BITS(3))
-REGISTER_REGISTRY(RegisterTempEntities)
-REGISTRY_SORT(TempEntities, netname, 0)
-STATIC_INIT(RegisterTempEntities_renumber)
-{
-	for (int i = 0; i < TempEntities_COUNT; ++i)
-		TempEntities[i].m_id = 115 + i;
-}
+#define Read_int() ReadInt24_t()
+#define Write_int(to, f) WriteInt24_t(to, f)
+
+#define Read_float() ReadFloat()
+#define Write_float(to, f) WriteFloat(to, f)
+
+#define Read_string() ReadString()
+#define Write_string(to, f) WriteString(to, f)
 
 #ifndef MENUQC
+	const float APPROXPASTTIME_ACCURACY_REQUIREMENT = 0.05;
+	#define APPROXPASTTIME_MAX (16384 * APPROXPASTTIME_ACCURACY_REQUIREMENT)
+	#define APPROXPASTTIME_RANGE (64 * APPROXPASTTIME_ACCURACY_REQUIREMENT)
+
 	#ifdef CSQC
+		entity ReadCSQCEntity()
+		{
+			int f = ReadShort();
+			if (f == 0) return NULL;
+			return findfloat(NULL, entnum, f);
+		}
 		int ReadInt24_t()
 		{
 			int v = ReadShort() << 8; // note: this is signed
 			v += ReadByte();          // note: this is unsigned
 			return v;
 		}
-		vector ReadInt48_t()
-		{
-			vector v;
-			v.x = ReadInt24_t();
-			v.y = ReadInt24_t();
-			v.z = 0;
-			return v;
-		}
-		vector ReadInt72_t()
+		#define ReadInt48_t() vec3(ReadInt24_t(), ReadInt24_t(), 0)
+		#define ReadInt72_t() vec3(ReadInt24_t(), ReadInt24_t(), ReadInt24_t())
+
+		int _ReadSByte;
+		#define ReadSByte() (_ReadSByte = ReadByte(), (_ReadSByte & BIT(7) ? -128 : 0) + (_ReadSByte & BITS(7)))
+		#define ReadFloat() ReadCoord()
+		#define ReadVector() vec3(ReadFloat(), ReadFloat(), ReadFloat())
+		#define ReadVector2D() vec3(ReadFloat(), ReadFloat(), 0)
+
+		float ReadApproxPastTime()
 		{
-			vector v;
-			v.x = ReadInt24_t();
-			v.y = ReadInt24_t();
-			v.z = ReadInt24_t();
-			return v;
+			float dt = ReadByte();
+
+			// map from range...PPROXPASTTIME_MAX / 256
+			dt = (APPROXPASTTIME_MAX / 256) * (dt / (256 - dt));
+
+			return servertime - dt;
 		}
+
 	#else
 		void WriteInt24_t(float dst, float val)
 		{
@@ -181,7 +301,45 @@ STATIC_INIT(RegisterTempEntities_renumber)
 			WriteInt24_t(dst, val.y);
 			WriteInt24_t(dst, val.z);
 		}
-	#endif
-#endif
 
+        #define WriteFloat(to, f) WriteCoord(to, f)
+		#define WriteVector(to, v) MACRO_BEGIN { WriteFloat(to, v.x); WriteFloat(to, v.y); WriteFloat(to, v.z); } MACRO_END
+        #define WriteVector2D(to, v) MACRO_BEGIN { WriteFloat(to, v.x); WriteFloat(to, v.y); } MACRO_END
+
+		// this will use the value:
+		//   128
+		// accuracy near zero is APPROXPASTTIME_MAX/(256*255)
+		// accuracy at x is 1/derivative, i.e.
+		//   APPROXPASTTIME_MAX * (1 + 256 * (dt / APPROXPASTTIME_MAX))^2 / 65536
+		void WriteApproxPastTime(float dst, float t)
+		{
+			float dt = time - t;
+
+			// warning: this is approximate; do not resend when you don't have to!
+			// be careful with sendflags here!
+			// we want: 0 -> 0.05, 1 -> 0.1, ..., 255 -> 12.75
+
+			// map to range...
+			dt = 256 * (dt / ((APPROXPASTTIME_MAX / 256) + dt));
+
+			// round...
+			dt = rint(bound(0, dt, 255));
+
+			WriteByte(dst, dt);
+		}
+
+		// allow writing to also pass through to spectators (like so spectators see the same centerprints as players for example)
+		#define WRITESPECTATABLE_MSG_ONE(to, statement) MACRO_BEGIN { \
+			entity prev = msg_entity; \
+			entity dst = to; \
+			FOREACH_CLIENT(IS_REAL_CLIENT(it), { \
+				if (it == dst || (it.classname == STR_SPECTATOR && it.enemy == dst)) \
+				{ \
+					msg_entity = it; \
+					LAMBDA(statement); \
+				} \
+			}); \
+			msg_entity = prev; \
+		} MACRO_END
+	#endif
 #endif