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-rw-r--r--utils/common.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/utils/common.h b/utils/common.h
new file mode 100644
index 0000000..3dd4cf4
--- /dev/null
+++ b/utils/common.h
@@ -0,0 +1,7 @@
+#ifndef __COMMON_H__
+#define __COMMON_H__
+
+extern const char * hexdump(const void *data, unsigned int len);
+extern int hexread(unsigned char *result, const unsigned char *in, unsigned int len);
+
+#endif/*__COMMON_H__*/
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