From ffdf1c917a0f22db8c88dee8cd17886302864a79 Mon Sep 17 00:00:00 2001
From: Wiebe Cazemier <wiebe@halfgaar.net>
Date: Sun, 13 Dec 2020 10:44:07 +0100
Subject: [PATCH] Read buf fixes

---
 client.cpp | 6 +++++-
 client.h   | 2 ++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/client.cpp b/client.cpp
index 2a57cb2..8b1aa3b 100644
--- a/client.cpp
+++ b/client.cpp
@@ -40,7 +40,7 @@ bool Client::readFdIntoBuffer()
         {
             wi += n;
 
-            if (getReadBufBytesUsed() >= readBufsize)
+            if (getReadBufMaxWriteSize() == 0)
             {
                 growReadBuffer();
             }
@@ -53,12 +53,16 @@ bool Client::readFdIntoBuffer()
             if (errno == EAGAIN || errno == EWOULDBLOCK)
                 break;
             else
+            {
+                std::cerr << strerror(errno) << std::endl;
                 return false;
+            }
         }
     }
 
     if (n == 0) // client disconnected.
     {
+        std::cerr << "normal disconnect" << std::endl;
         return false;
     }
 
diff --git a/client.h b/client.h
index 95fcf8f..e1a37cd 100644
--- a/client.h
+++ b/client.h
@@ -42,6 +42,7 @@ class Client
     ThreadData_p threadData;
     std::mutex writeBufMutex;
 
+    // Note: this is not the inverse of free space, because there can be non-used lead-in in the buffer!
     size_t getReadBufBytesUsed()
     {
         return wi - ri;
@@ -68,6 +69,7 @@ class Client
         return available;
     }
 
+    // Note: this is not the inverse of free space, because there can be non-used lead-in in the buffer!
     size_t getWriteBufBytesUsed()
     {
         return wwi - wri;
--
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