Header File for bitio.c.

diff --git a/lib/bitio.h b/lib/bitio.h
new file mode 100644 (file)
index 0000000..beced62
--- /dev/null
+++ b/lib/bitio.h
@@ -0,0 +1,61 @@
+/* bitio.h
+   Generic object-oriented reading/writing.
+
+   Part of the swftools package.
+   
+   Copyright (c) 2001 Matthias Kramm <kramm@quiss.org> 
+
+   This file is distributed under the GPL, see file COPYING for details */#include <stdio.h>
+
+#ifndef __rfxswf_bitio_h__
+#define __rfxswf_bitio_h__
+
+#define READER_TYPE_FILE 0
+#define READER_TYPE_MEM  1
+#define READER_TYPE_ZLIB 2
+#define WRITER_TYPE_FILE 0
+#define WRITER_TYPE_MEM  1
+#define WRITER_TYPE_ZLIB 2
+
+struct reader_t
+{
+    int (*read)(struct reader_t*, void*data, int len);
+
+    void *internal;
+    int type;
+    unsigned char mybyte;
+    unsigned char bitpos;
+    int pos;
+};
+
+struct writer_t
+{
+    int (*write)(struct writer_t*, void*data, int len);
+    void (*finish)(struct writer_t*);
+
+    void *internal;
+    int type;
+    unsigned char mybyte;
+    unsigned char bitpos;
+    int pos;
+};
+
+void reader_resetbits(struct reader_t*r);
+unsigned int reader_readbit(struct reader_t*r);
+unsigned int reader_readbits(struct reader_t*r, int num);
+
+void writer_resetbits(struct writer_t*w);
+void writer_writebit(struct writer_t*w, int bit);
+void writer_writebits(struct writer_t*w, unsigned int data, int bits);
+
+/* standard readers / writers */
+
+void reader_init_filereader(struct reader_t*r, int handle);
+void reader_init_zlibinflate(struct reader_t*r, struct reader_t*input);
+void reader_init_memreader(struct reader_t*r, void*data, int length);
+
+void writer_init_filewriter(struct writer_t*w, int handle);
+void writer_init_zlibdeflate(struct writer_t*w, struct writer_t*output);
+void writer_init_memwriter(struct writer_t*r, void*data, int length);
+
+#endif //__rfxswf_bitio_h__