Stubs implementations (#45)

Services Bsd, Nifm & SSL stubs implementations
Objects IGeneralService, IRequest stubs implementations.
Fake-Fix GetAvailableLanguageCodes stub too ^^!

Ryujinx.Core/OsHle/Services/Bsd/ServiceBsd.cs

@@ -0,0 +1,60 @@
+using Ryujinx.Core.OsHle.Ipc;
+using System.Collections.Generic;
+
+namespace Ryujinx.Core.OsHle.IpcServices.Bsd
+{
+    class ServiceBsd : IIpcService
+    {
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public ServiceBsd()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 0, Initialize      },
+                { 1, StartMonitoring }
+            };
+        }
+
+        //Initialize(u32, u32, u32, u32, u32, u32, u32, u32, u64 pid, u64 transferMemorySize, pid, KObject) -> u32 bsd_errno
+        public long Initialize(ServiceCtx Context)
+        {
+            /*
+            typedef struct  {
+                u32 version;                // Observed 1 on 2.0 LibAppletWeb, 2 on 3.0.
+
+                u32 tcp_tx_buf_size;        // Size of the TCP transfer (send) buffer (initial or fixed).
+                u32 tcp_rx_buf_size;        // Size of the TCP recieve buffer (initial or fixed).
+                u32 tcp_tx_buf_max_size;    // Maximum size of the TCP transfer (send) buffer. If it is 0, the size of the buffer is fixed to its initial value.
+                u32 tcp_rx_buf_max_size;    // Maximum size of the TCP receive buffer. If it is 0, the size of the buffer is fixed to its initial value.
+
+                u32 udp_tx_buf_size;        // Size of the UDP transfer (send) buffer (typically 0x2400 bytes).
+                u32 udp_rx_buf_size;        // Size of the UDP receive buffer (typically 0xA500 bytes).
+
+                u32 sb_efficiency;          // Number of buffers for each socket (standard values range from 1 to 8).
+            } BsdBufferConfig;
+            */
+
+            long Pid = Context.RequestData.ReadInt64();
+            long TransferMemorySize = Context.RequestData.ReadInt64();
+
+            // Two other args are unknown!
+
+            Context.ResponseData.Write(0);
+
+            //Todo: Stub
+
+            return 0;
+        }
+
+        //StartMonitoring(u64, pid)
+        public long StartMonitoring(ServiceCtx Context)
+        {
+            //Todo: Stub
+
+            return 0;
+        }
+    }
+}