Initial commit

added libraries:
opus
flac
libsndfile

updated:
libvorbis
libogg
openal

- Everything works as expected for now. Bare in mind libsndfile needed the check for whether or not it could find the xiph libraries removed in order for this to work.

Engine/lib/openal-soft/alc/backends/sndio.cpp

@@ -22,13 +22,13 @@
 
 #include "sndio.h"
 
+#include <functional>
+#include <inttypes.h>
 #include <poll.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
 #include <thread>
-#include <functional>
 
 #include "alnumeric.h"
 #include "core/device.h"
@@ -98,9 +98,9 @@ int SndioPlayback::mixerProc()
         while(!buffer.empty() && !mKillNow.load(std::memory_order_acquire))
         {
             size_t wrote{sio_write(mSndHandle, buffer.data(), buffer.size())};
-            if(wrote == 0)
+            if(wrote > buffer.size() || wrote == 0)
             {
-                ERR("sio_write failed\n");
+                ERR("sio_write failed: 0x%" PRIx64 "\n", wrote);
                 mDevice->handleDisconnect("Failed to write playback samples");
                 break;
             }
@@ -353,7 +353,14 @@ int SndioCapture::recordProc()
         while(!buffer.empty())
         {
             size_t got{sio_read(mSndHandle, buffer.data(), buffer.size())};
-            if(got == 0) break;
+            if(got == 0)
+                break;
+            if(got > buffer.size())
+            {
+                ERR("sio_read failed: 0x%" PRIx64 "\n", got);
+                mDevice->handleDisconnect("sio_read failed: 0x%" PRIx64, got);
+                break;
+            }
 
             mRing->writeAdvance(got / frameSize);
             buffer = buffer.subspan(got);