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-rw-r--r--linux_lunzip.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/linux_lunzip.h b/linux_lunzip.h
new file mode 100644
index 0000000..5518d30
--- /dev/null
+++ b/linux_lunzip.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef LINUX_DECOMPRESS_LUNZIP_H
+#define LINUX_DECOMPRESS_LUNZIP_H
+
+int lunzip(unsigned char *inbuf, long in_len,
+ long (*fill)(void*, unsigned long),
+ long (*flush)(void*, unsigned long),
+ unsigned char *outbuf,
+ long *in_posp,
+ void (*error)(char *x));
+
+/* This internal function is required because the decompress_fn above
+ * (see include/linux/decompress/generic.h) should have an out_size
+ * argument to prevent overflowing outbuf in case of corruption of the
+ * compressed data.
+ */
+int __lunzip(unsigned char *inbuf, long in_len,
+ long (*fill)(void*, unsigned long),
+ long (*flush)(void*, unsigned long),
+ unsigned char *outbuf, long out_size,
+ long *in_posp, long *out_posp,
+ void (*error)(char *x));
+#endif