16 		goto out; \
21 static void escape_str(char *out, const char *in, size_t size)  in escape_str()  argument
28 			*out++ = in[i];  in escape_str()
30 			*out++ = '\\';  in escape_str()
31 			*out++ = 'x';  in escape_str()
32 			*out++ = hex[(in[i] >> 4) & 0xf];  in escape_str()
33 			*out++ = hex[in[i] & 0xf];  in escape_str()
36 	*out++ = '\0';  in escape_str()
67 	SYS(out, "ip netns add synproxy");  in test_synproxy()
69 	SYS(out, "ip link add tmp0 type veth peer name tmp1");  in test_synproxy()
70 	SYS(out, "ip link set tmp1 netns synproxy");  in test_synproxy()
71 	SYS(out, "ip link set tmp0 up");  in test_synproxy()
72 	SYS(out, "ip addr replace 198.18.0.1/24 dev tmp0");  in test_synproxy()
77 	SYS(out, "ethtool -K tmp0 tx off");  in test_synproxy()
80 		SYS(out, "ip link set tmp0 xdp object xdp_dummy.bpf.o section xdp 2> /dev/null");  in test_synproxy()
84 		goto out;  in test_synproxy()
86 	SYS(out, "ip link set lo up");  in test_synproxy()
87 	SYS(out, "ip link set tmp1 up");  in test_synproxy()
88 	SYS(out, "ip addr replace 198.18.0.2/24 dev tmp1");  in test_synproxy()
89 	SYS(out, "sysctl -w net.ipv4.tcp_syncookies=2");  in test_synproxy()
90 	SYS(out, "sysctl -w net.ipv4.tcp_timestamps=1");  in test_synproxy()
91 	SYS(out, "sysctl -w net.netfilter.nf_conntrack_tcp_loose=0");  in test_synproxy()
92 	SYS(out, "iptables-legacy -t raw -I PREROUTING \  in test_synproxy()
94 	SYS(out, "iptables-legacy -t filter -A INPUT \  in test_synproxy()
97 	SYS(out, "iptables-legacy -t filter -A INPUT \  in test_synproxy()
107 		goto out;  in test_synproxy()
115 			goto out;  in test_synproxy()
118 			goto out;  in test_synproxy()
124 			goto out;  in test_synproxy()
130 		goto out;  in test_synproxy()
137 		goto out;  in test_synproxy()
141 		goto out;  in test_synproxy()
145 		goto out;  in test_synproxy()
156 		goto out;  in test_synproxy()
158 out:  in test_synproxy()