1 files changed, 54 insertions, 0 deletions
diff --git a/src/libs/resource/loadres.c b/src/libs/resource/loadres.c
new file mode 100644
index 0000000..a9849e4
--- /dev/null
+++ b/src/libs/resource/loadres.c
@@ -0,0 +1,54 @@
+//Copyright Paul Reiche, Fred Ford. 1992-2002
+
+/*
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "resintrn.h"
+#include "libs/memlib.h"
+#include "libs/log.h"
+
+
+void *
+GetResourceData (uio_Stream *fp, DWORD length)
+{
+	void *result;
+	DWORD compLen;
+
+	// Resource data used to be prefixed by its length in package files.
+	// A valid length prefix indicated compressed data, and
+	// a length prefix ~0 meant uncompressed.
+	// Currently, .ct and .xlt files still carry a ~0 length prefix.
+	if (ReadResFile (&compLen, sizeof (compLen), 1, fp) != 1)
+		return NULL;
+	if (compLen != ~(DWORD)0)
+	{
+		log_add (log_Warning, "LZ-compressed binary data not supported");
+		return NULL;
+	}
+	length -= sizeof (DWORD);
+
+	result = AllocResourceData (length);
+	if (!result)
+		return NULL;
+
+	if (ReadResFile (result, 1, length, fp) != length)
+	{
+		FreeResourceData (result);
+		result = NULL;
+	}
+
+	return result;
+}