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-rw-r--r--include/linux/zlib.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/zlib.h b/include/linux/zlib.h
index 9e3192a7dc6f..40c49cb3eb51 100644
--- a/include/linux/zlib.h
+++ b/include/linux/zlib.h
@@ -82,7 +82,7 @@
struct internal_state;
typedef struct z_stream_s {
- Byte *next_in; /* next input byte */
+ const Byte *next_in; /* next input byte */
uInt avail_in; /* number of bytes available at next_in */
uLong total_in; /* total nb of input bytes read so far */
@@ -699,4 +699,8 @@ extern int zlib_inflateInit2(z_streamp strm, int windowBits);
struct internal_state {int dummy;}; /* hack for buggy compilers */
#endif
+/* Utility function: initialize zlib, unpack binary blob, clean up zlib,
+ * return len or negative error code. */
+extern int zlib_inflate_blob(void *dst, unsigned dst_sz, const void *src, unsigned src_sz);
+
#endif /* _ZLIB_H */