[+] Large packets

Include/AuRPCAPI.hpp

@@ -140,7 +140,7 @@ struct AuIRPCRequest
 struct AuIRPCSession
 {
     virtual AuUInt64 GetConnectTimeNS() = 0;
-    virtual void SendMessage(const AuMemoryViewRead &view) = 0;
+    virtual bool SendMessage(const AuMemoryViewRead &view, bool bLarge) = 0;
 };
 
 struct AuIRPCClientChannel :

Source/AuRPC.cpp

@@ -61,6 +61,12 @@ void AuRPC::SetRecommendedPipeLength(AuUInt32 uLength)
     this->optPipeLength = uLength;
 }
 
+AuUInt32 AuRPC::GetLargePacketLength()
+{
+    auto uLength = this->optPipeLength.value_or(AuHwInfo::GetPageSize() * 16);
+    return uLength / 3;
+}
+
 AuSPtr<AuIRPC>        AuRPCNewInstance()
 {
     return AuMakeShared<AuRPC>();

Source/AuRPC.hpp

@@ -30,6 +30,8 @@ struct AuRPC : AuIRPC, AuEnableSharedFromThis<AuRPC>
     AuSPtr<AuIRPCClientChannel> Connect(const AuString &str);
     void SetRecommendedPipeLength(AuUInt32 uLength) override;
 
+    AuUInt32 GetLargePacketLength();
+
 private:
     friend struct AuRPCPipe;
     friend struct AuRPCServerChannel;
@@ -52,6 +54,7 @@ static const auto kResponseRPC          = 12u;
 static const auto kGeneralBroadcast      = 20u;
 static const auto kGeneralClientMessage  = 21u; // shared
 static const auto kGeneralServerMessage  = 21u; // shared
+static const auto kGeneralMassiveMessage = 22u;
 
 static const AuUInt8 kResponseError[512] = {0};
 

Source/AuRPCClientChannel.cpp

@@ -56,12 +56,51 @@ AuUInt64 AuRPCClientChannel::GetConnectTimeNS()
     return this->uConnectTime_;
 }
 
-void AuRPCClientChannel::SendMessage(const AuMemoryViewRead &view)
+bool AuRPCClientChannel::SendMessage(const AuMemoryViewRead &view, bool bLarge)
 {
-    auto pMessage = AuMakeSharedPanic<AuRPCRequest>();
+    if (!bLarge &&
+        view.length < this->parent_->GetLargePacketLength())
+    {
+        auto pMessage = AuMakeShared<AuRPCRequest>();
+        if (!pMessage)
+        {
+            return false;
+        }
+
         pMessage->dataType = kGeneralServerMessage;
         pMessage->SetData(view);
         this->SendRequest(pMessage);
+        return true;
+    }
+    else
+    {
+        auto pSharedMemory = AuIPC::NewSharedMemory(view.length);
+        if (!pSharedMemory)
+        {
+            return false;
+        }
+
+        auto dest = pSharedMemory->GetMemory();
+        AuMemcpy(dest.ptr, view.ptr, view.length);
+
+        auto pMessage = AuMakeShared<AuRPCRequest>();
+        if (!pMessage)
+        {
+            return false;
+        }
+
+        pMessage->dataType = kGeneralMassiveMessage;
+        AuByteBuffer data;
+        data.Write(pSharedMemory->ExportToString());
+        if (!data)
+        {
+            return false;
+        }
+
+        pMessage->SetData(data);
+        this->SendRequest(pMessage);
+        return true;
+    }
 }
 
 AuSPtr<AuRPC> AuRPCClientChannel::ToContext()
@@ -161,7 +200,7 @@ bool AuRPCClientChannel::OnDataAvailable(AuByteBuffer &view)
                 }
                 else
                 {
-                    pCallbacks->OnBroadcast(view);
+                    pCallbacks->OnMessage(view);
                 }
             }
 
@@ -169,8 +208,45 @@ bool AuRPCClientChannel::OnDataAvailable(AuByteBuffer &view)
             view.writePtr = oldWriteHead;
             view.length = oldLength;
         }
+        else if (packetType == kGeneralMassiveMessage)
+        {
+            auto oldLength = view.length;
+            auto oldWriteHead = view.writePtr;
+            view.length = (oldRead - view.base) + frameLength;
+            view.writePtr = view.base + view.length;
 
-    } while (true);
+            auto str = view.Read<AuString>();
+            if (view)
+            {
+                auto pMemory = AuIPC::ImportSharedMemory(str);
+                if (!pMemory)
+                {
+                    SysPushErrorIO("Couldnt open shared memory for large packet");
+                    this->FatalIOError();
+                    return true;
+                }
+
+                AuByteBuffer buf(pMemory->GetMemory());
+                if (!buf)
+                {
+                    SysPushErrorMemory();
+                    this->FatalIOError();
+                    return true;
+                }
+
+                if (auto pCallbacks = this->callbacks_)
+                {
+                    pCallbacks->OnMessage(buf);
+                }
+            }
+
+            view.readPtr = oldRead + frameLength;
+            view.writePtr = oldWriteHead;
+            view.length = oldLength;
+        }
+
+    }
+    while (true);
 
     return true;
 }

Source/AuRPCClientChannel.hpp

@@ -26,7 +26,7 @@ struct AuRPCClientChannel :
     void FatalIOError();
 
     virtual AuUInt64 GetConnectTimeNS() override;
-    virtual void SendMessage(const AuMemoryViewRead &view) override;
+    virtual bool SendMessage(const AuMemoryViewRead &view, bool bLarge) override;
 
     virtual AuSPtr<AuRPC> ToContext() override;
     virtual bool OnConnect() override;

Source/AuRPCServerChannel.cpp

@@ -165,6 +165,43 @@ bool AuRPCServerChannel::OnDataAvailable(AuByteBuffer& view)
             view.writePtr = oldWriteHead;
             view.length = oldLength;
         }
+        else if (packetType == kGeneralMassiveMessage)
+        {
+            auto oldLength = view.length;
+            auto oldWriteHead = view.writePtr;
+            view.length = (oldRead - view.base) + frameLength;
+            view.writePtr = view.base + view.length;
+
+            auto str = view.Read<AuString>();
+            if (view)
+            {
+                auto pMemory = AuIPC::ImportSharedMemory(str);
+                if (!pMemory)
+                {
+                    SysPushErrorIO("Couldnt open shared memory for large packet");
+                    this->FatalError();
+                    return true;
+                }
+
+                AuByteBuffer buf(pMemory->GetMemory());
+                if (!buf)
+                {
+                    SysPushErrorMemory();
+                    this->FatalError();
+                    return true;
+                }
+
+                if (auto pCallbacks = this->server_->pCallbacks)
+                {
+                    pCallbacks->OnMessage(this->SharedFromThis(),
+                                          buf);
+                }
+            }
+
+            view.readPtr = oldRead + frameLength;
+            view.writePtr = oldWriteHead;
+            view.length = oldLength;
+        }
 
     }
     while (true);
@@ -177,13 +214,58 @@ AuUInt64 AuRPCServerChannel::GetConnectTimeNS()
     return this->uConnectTime_;
 }
 
-void AuRPCServerChannel::SendMessage(const AuMemoryViewRead &view)
+bool AuRPCServerChannel::SendMessage(const AuMemoryViewRead &view, bool bLarge)
 {
-    auto pMessage = AuMakeSharedPanic<AuRPCResponseOwned>();
+    if (!bLarge &&
+        view.length < this->parent->GetLargePacketLength())
+    {
+        auto pMessage = AuMakeShared<AuRPCResponseOwned>();
+        if (!pMessage)
+        {
+            return false;
+        }
+
         pMessage->PrepareResponse(kGeneralClientMessage);
         pMessage->buffer->Write(view.ptr, view.length);
         pMessage->FinalizeWrite();
+
+        if (pMessage->message->flagWriteError)
+        {
+            return false;
+        }
+
         this->SendResponse(pMessage);
+        return true;
+    }
+    else
+    {
+        auto pSharedMemory = AuIPC::NewSharedMemory(view.length);
+        if (!pSharedMemory)
+        {
+            return false;
+        }
+
+        auto dest = pSharedMemory->GetMemory();
+        AuMemcpy(dest.ptr, view.ptr, view.length);
+
+        auto pMessage = AuMakeShared<AuRPCResponseOwned>();
+        if (!pMessage)
+        {
+            return false;
+        }
+
+        pMessage->PrepareResponse(kGeneralMassiveMessage);
+        pMessage->buffer->Write(AuString(pSharedMemory->ExportToString()));
+        pMessage->FinalizeWrite();
+
+        if (pMessage->message->flagWriteError)
+        {
+            return false;
+        }
+
+        this->SendResponse(pMessage);
+        return true;
+    }
 }
 
 void AuRPCServerChannel::SendConnectOK()

Source/AuRPCServerChannel.hpp

@@ -29,7 +29,7 @@ struct AuRPCServerChannel :
     virtual bool OnDataAvailable(AuByteBuffer& view) override;
 
     virtual AuUInt64 GetConnectTimeNS() override;
-    virtual void SendMessage(const AuMemoryViewRead &view) override;
+    virtual bool SendMessage(const AuMemoryViewRead &view, bool bLarge) override;
 
     void FatalError();