1 files changed, 21 insertions, 0 deletions
diff --git a/Src/nsv/nsvplay/IDataReader.h b/Src/nsv/nsvplay/IDataReader.h
new file mode 100644
index 00000000..1ae234bf
--- /dev/null
+++ b/Src/nsv/nsvplay/IDataReader.h
@@ -0,0 +1,21 @@
+#ifndef NULLSOFT_NSV_NSVPLAY_IDATAREADER_H
+#define NULLSOFT_NSV_NSVPLAY_IDATAREADER_H
+
+#include <stddef.h>
+#include <bfc/platform/types.h>
+
+class IDataReader 
+{
+public:
+	virtual ~IDataReader() { }
+	virtual size_t read(char *buf, size_t len)=0; // returns bytes read
+	virtual bool iseof()=0;
+	virtual char *geterror()=0;
+	virtual char *gettitle() { return 0; }
+	virtual char *getheader(char *header_name) { return 0; }
+	virtual bool canseek() { return 0; }
+	virtual int seek(uint64_t newpos) { return 1; }
+	virtual uint64_t getsize() { return ~0; }
+};
+
+#endif
+\ No newline at end of file