Created V0.3.x branch and moved the head into the trunk directory.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@246 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/pqi/pqibin.cc

@@ -0,0 +1,165 @@
+/*
+ * "$Id: pqibin.cc,v 1.4 2007-02-18 21:46:49 rmf24 Exp $"
+ *
+ * 3P/PQI network interface for RetroShare.
+ *
+ * Copyright 2004-2006 by Robert Fernie.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License Version 2 as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ *
+ * Please report all bugs and problems to "retroshare@lunamutt.com".
+ *
+ */
+
+
+
+
+#include "pqi/pqibin.h"
+
+BinFileInterface::BinFileInterface(char *fname, int flags)
+	:bin_flags(flags), buf(NULL) 
+{
+	/* if read + write - open r+ */
+	if ((bin_flags & BIN_FLAGS_READABLE) &&
+		(bin_flags & BIN_FLAGS_WRITEABLE))
+	{
+		buf = fopen(fname, "r+");
+		/* if the file don't exist */
+		if (!buf)
+		{
+			buf = fopen(fname, "w+");
+		}
+
+	}
+	else if (bin_flags & BIN_FLAGS_READABLE)
+	{
+		buf = fopen(fname, "r");
+	}
+	else if (bin_flags & BIN_FLAGS_WRITEABLE)
+	{
+		// This is enough to remove old file in Linux...
+		// but not in windows.... (what to do)
+		buf = fopen(fname, "w");
+		fflush(buf); /* this might help windows! */
+	}
+	else
+	{	
+		/* not read or write! */
+	}
+
+	if (buf)
+	{
+		/* no problem */
+
+		/* go to the end */
+		fseek(buf, 0L, SEEK_END);
+		/* get size */
+		size = ftell(buf);
+		/* back to the start */
+		fseek(buf, 0L, SEEK_SET);
+	}
+	else
+	{
+		size = 0;
+	}
+
+}
+
+
+BinFileInterface::~BinFileInterface()
+{
+	if (buf)
+	{
+		fclose(buf);
+	}
+}
+		
+int	BinFileInterface::senddata(void *data, int len)
+{
+	if (!buf)
+		return -1;
+
+	if (1 != fwrite(data, len, 1, buf))
+	{
+		return -1;
+	}
+	return len;
+}
+
+int	BinFileInterface::readdata(void *data, int len)
+{
+	if (!buf)
+		return -1;
+
+	if (1 != fread(data, len, 1, buf))
+	{
+		return -1;
+	}
+	return len;
+}
+
+
+BinMemInterface::BinMemInterface(int defsize, int flags)
+	:bin_flags(flags), buf(NULL), size(defsize), 
+	recvsize(0), readloc(0)
+	{
+		buf = malloc(defsize);
+	}
+
+BinMemInterface::~BinMemInterface() 
+	{ 
+		if (buf)
+			free(buf);
+		return; 
+	}
+
+	/* some fns to mess with the memory */
+int	BinMemInterface::fseek(int loc)
+	{
+		if (loc <= recvsize)
+		{
+			readloc = loc;
+			return 1;
+		}
+		return 0;
+	}
+
+
+int	BinMemInterface::senddata(void *data, int len)
+	{
+		if(recvsize + len > size)
+		{
+			/* resize? */
+			return -1;
+		}
+		memcpy((char *) buf + recvsize, data, len);
+		recvsize += len;
+		return len;
+	}
+
+		
+int	BinMemInterface::readdata(void *data, int len)
+	{
+		if(readloc + len > recvsize)
+		{
+			/* no more stuff? */
+			return -1;
+		}
+		memcpy(data, (char *) buf + readloc, len);
+		readloc += len;
+		return len;
+	}
+
+