1 files changed, 10 insertions, 1 deletions
diff --git a/src/gzip.h b/src/gzip.h
index 53563e8..bdab8f2 100644
--- a/src/gzip.h
+++ b/src/gzip.h
@@ -20,7 +20,16 @@
 #ifndef OPKG_OPK_GZIP_H_
 #define OPKG_OPK_GZIP_H_
 
-struct opkg_opk_gzip_state;
+#include <stdio.h>
+#include <zlib.h>
+
+#define OPKG_OPK_GZIP_BUFFER_SIZE 8192
+
+struct opkg_opk_gzip_state {
+	FILE          *input_file;
+	unsigned char  input_buffer[OPKG_OPK_GZIP_BUFFER_SIZE];
+	z_stream       stream;
+};
 
 int
 opkg_opk_gzip_init_from_file(struct opkg_opk_gzip_state *state,