Change pcap_importer api

1 files changed, 21 insertions, 0 deletions

diff --git a/utils.go b/utils.go
index 3b66822..a015b75 100644
--- a/utils.go
+++ b/utils.go
@@ -106,3 +106,24 @@ func DecodeBytes(buffer []byte, format string) string {
 		return string(buffer)
 	}
 }
+
+func CopyFile(dst, src string) error {
+	in, err := os.Open(src)
+	if err != nil {
+		return err
+	}
+
+	out, err := os.Create(dst)
+	if err != nil {
+		return err
+	}
+
+	if _, err = io.Copy(out, in); err != nil {
+		return err
+	}
+
+	if err := in.Close(); err != nil {
+		return err
+	}
+	return out.Close()
+}