From bebc878b054a06ff8e541db695b1e586fff2b022 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Tue, 27 Mar 2007 21:05:10 +0000
Subject: Added a new helper to the flexbuf, and likewise to the connection
 class, since it uses it heavily.

---
 src/flexbuf.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/flexbuf.cpp')

diff --git a/src/flexbuf.cpp b/src/flexbuf.cpp
index acd55a7..6d55294 100644
--- a/src/flexbuf.cpp
+++ b/src/flexbuf.cpp
@@ -204,3 +204,26 @@ int FlexBuf::findChar( char cTarget )
 	return -1;
 }
 
+void FlexBuf::ensureCapacity( int nAmount )
+{
+	if( nLastChar + nAmount + 1 > nSize )
+	{
+		if( nFill + nAmount + 1 < nSize )
+		{
+			memcpy( lpBuf, lpBuf+nFirstChar, nFill );
+			nLastChar -= nFirstChar;
+			nFirstChar = 0;
+		}
+		else
+		{
+			nSize += nAmount+1;
+			char *lpNewBuf = new char[nSize];
+			memcpy( lpNewBuf, lpBuf+nFirstChar, nFill );
+			delete[] lpBuf;
+			lpBuf = lpNewBuf;
+			nLastChar -= nFirstChar;
+			nFirstChar = 0;
+		}
+	}
+}
+
-- 
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