Skeleton work to factor out the encoder logic.

lib/brother/brother.h

@@ -22,6 +22,12 @@ public:
     void decodeDataRecord();
 };
 
+class BrotherEncoder : public AbstractEncoder
+{
+public:
+	virtual ~BrotherEncoder() {}
+};
+
 extern void writeBrotherSectorHeader(std::vector<bool>& bits, unsigned& cursor,
 		int track, int sector);
 extern void writeBrotherSectorData(std::vector<bool>& bits, unsigned& cursor,

lib/brother/decoder.cc

@@ -3,6 +3,7 @@
 #include "fluxmap.h"
 #include "decoders/fluxmapreader.h"
 #include "decoders/decoders.h"
+#include "encoders/encoders.h"
 #include "record.h"
 #include "brother.h"
 #include "sector.h"

lib/brother/encoder.cc

@@ -1,6 +1,7 @@
 #include "globals.h"
 #include "record.h"
 #include "decoders/decoders.h"
+#include "encoders/encoders.h"
 #include "brother.h"
 #include "crc.h"
 

lib/encoders/encoders.h

@@ -0,0 +1,7 @@
+#ifndef ENCODERS_H
+#define ENCODERS_H
+
+class AbstractEncoder {};
+
+#endif
+

mkninja.sh

@@ -150,7 +150,7 @@ buildlibrary libbackend.a \
     lib/decoders/decoders.cc \
     lib/decoders/fluxmapreader.cc \
     lib/decoders/fmmfm.cc \
-    lib/encoder.cc \
+    lib/encoders/encoders.cc \
     lib/f85/decoder.cc \
     lib/fb100/decoder.cc \
     lib/flags.cc \

src/fe-readbrother.cc

@@ -3,6 +3,7 @@
 #include "reader.h"
 #include "fluxmap.h"
 #include "decoders/decoders.h"
+#include "encoders/encoders.h"
 #include "brother/brother.h"
 #include "sector.h"
 #include "sectorset.h"

src/fe-writebrother.cc

@@ -4,6 +4,7 @@
 #include "sector.h"
 #include "sectorset.h"
 #include "decoders/decoders.h"
+#include "encoders/encoders.h"
 #include "brother/brother.h"
 #include "image.h"
 #include "writer.h"