From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 .../src/router/busybox/archival/bbunzip_test3.sh   | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 release/src/router/busybox/archival/bbunzip_test3.sh

(limited to 'release/src/router/busybox/archival/bbunzip_test3.sh')

diff --git a/release/src/router/busybox/archival/bbunzip_test3.sh b/release/src/router/busybox/archival/bbunzip_test3.sh
new file mode 100644
index 00000000..2dc4afda
--- /dev/null
+++ b/release/src/router/busybox/archival/bbunzip_test3.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+# Leak test for gunzip. Watch top for growing process size.
+# In this case we look for leaks in "concatenated .gz" code -
+# we feed gunzip with a stream of .gz files.
+
+i=$PID
+c=0
+while true; do
+    c=$((c + 1))
+    echo "Block# $c" >&2
+    # RANDOM is not very random on some shells. Spice it up.
+    i=$((i * 1664525 + 1013904223))
+    # 100003 is prime
+    len=$(( (((RANDOM*RANDOM)^i) & 0x7ffffff) % 100003 ))
+
+    # Just using urandom will make gzip use method 0 (store) -
+    # not good for test coverage!
+    cat /dev/urandom \
+    | while true; do read junk; echo "junk $c $i $junk"; done \
+    | dd bs=$len count=1 2>/dev/null \
+    | gzip >xxx.gz
+    cat xxx.gz xxx.gz xxx.gz xxx.gz xxx.gz xxx.gz xxx.gz xxx.gz
+done | ../busybox gunzip -c >/dev/null
-- 
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