Ejemplo n.º 1
0
        public async Task PumpAsync(Func <ProtocolHeader, bool> onHeader, Func <ByteBuffer, bool> onBuffer)
        {
            byte[] header = new byte[FixedWidth.ULong];

            if (onHeader != null)
            {
                // header
                await this.ReceiveBufferAsync(header, 0, FixedWidth.ULong);

                if (!onHeader(ProtocolHeader.Create(header, 0)))
                {
                    return;
                }
            }

            // frames
            while (true)
            {
                await this.ReceiveBufferAsync(header, 0, FixedWidth.UInt);

                int frameSize = AmqpBitConverter.ReadInt(header, 0);

                byte[] buffer = new byte[frameSize];
                Buffer.BlockCopy(header, 0, buffer, 0, FixedWidth.UInt);

                await this.ReceiveBufferAsync(buffer, FixedWidth.UInt, frameSize - FixedWidth.UInt);

                if (!onBuffer(new ByteBuffer(buffer, 0, frameSize, frameSize)))
                {
                    break;
                }
            }
        }
Ejemplo n.º 2
0
        public async Task PumpAsync(uint maxFrameSize, Func <ProtocolHeader, bool> onHeader, Func <ByteBuffer, bool> onBuffer)
        {
            byte[] header = new byte[FixedWidth.ULong];

            if (onHeader != null)
            {
                // header
                await this.ReceiveBufferAsync(header, 0, FixedWidth.ULong).ConfigureAwait(false);

                Trace.WriteBuffer("RECV {0}", header, 0, header.Length);
                if (!onHeader(ProtocolHeader.Create(header, 0)))
                {
                    return;
                }
            }

            // frames
            while (true)
            {
                await this.ReceiveBufferAsync(header, 0, FixedWidth.UInt).ConfigureAwait(false);

                int frameSize = AmqpBitConverter.ReadInt(header, 0);
                if ((uint)frameSize > maxFrameSize)
                {
                    throw new AmqpException(ErrorCode.InvalidField,
                                            Fx.Format(SRAmqp.InvalidFrameSize, frameSize, maxFrameSize));
                }

                ByteBuffer buffer = this.bufferManager.GetByteBuffer(frameSize);

                try
                {
                    Buffer.BlockCopy(header, 0, buffer.Buffer, buffer.Offset, FixedWidth.UInt);
                    await this.ReceiveBufferAsync(buffer.Buffer, buffer.Offset + FixedWidth.UInt, frameSize - FixedWidth.UInt).ConfigureAwait(false);

                    buffer.Append(frameSize);
                    Trace.WriteBuffer("RECV {0}", buffer.Buffer, buffer.Offset, buffer.Length);

                    if (!onBuffer(buffer))
                    {
                        break;
                    }
                }
                finally
                {
                    buffer.ReleaseReference();
                }
            }
        }
Ejemplo n.º 3
0
        public async Task PumpAsync(Func <ProtocolHeader, bool> onHeader, Func <ByteBuffer, bool> onBuffer)
        {
            byte[] header = new byte[FixedWidth.ULong];

            if (onHeader != null)
            {
                // header
                await this.ReceiveBufferAsync(header, 0, FixedWidth.ULong);

                if (!onHeader(ProtocolHeader.Create(header, 0)))
                {
                    return;
                }
            }

            // frames
            while (true)
            {
                await this.ReceiveBufferAsync(header, 0, FixedWidth.UInt);

                int        frameSize = AmqpBitConverter.ReadInt(header, 0);
                ByteBuffer buffer    = this.bufferManager.GetByteBuffer(frameSize);

                try
                {
                    Buffer.BlockCopy(header, 0, buffer.Buffer, buffer.Offset, FixedWidth.UInt);
                    await this.ReceiveBufferAsync(buffer.Buffer, buffer.Offset + FixedWidth.UInt, frameSize - FixedWidth.UInt);

                    buffer.Append(frameSize);

                    if (!onBuffer(buffer))
                    {
                        break;
                    }
                }
                finally
                {
                    buffer.ReleaseReference();
                }
            }
        }