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@ -347,7 +347,7 @@ |
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depends on IP_NF_IPTABLES && NF_CONNTRACK && NF_NAT
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--- /dev/null
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+++ b/net/netfilter/nf_conntrack_rtsp.c
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@@ -0,0 +1,513 @@
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@@ -0,0 +1,517 @@
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+/*
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+ * RTSP extension for IP connection tracking
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+ * (C) 2003 by Tom Marshall <tmarshall at real.com>
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@ -679,7 +679,8 @@ |
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+
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+ be_loport = htons(expinfo.loport);
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+
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+ nf_ct_expect_init(exp, ct->tuplehash[!dir].tuple.src.l3num,
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+ nf_ct_expect_init(exp, NF_CT_EXPECT_CLASS_DEFAULT,
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+ ct->tuplehash[!dir].tuple.src.l3num,
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+ &ct->tuplehash[!dir].tuple.src.u3, &ct->tuplehash[!dir].tuple.dst.u3,
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+ IPPROTO_UDP, NULL, &be_loport);
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+
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@ -784,6 +785,7 @@ |
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+
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+static struct nf_conntrack_helper rtsp_helpers[MAX_PORTS];
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+static char rtsp_names[MAX_PORTS][10];
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+static struct nf_conntrack_expect_policy rtsp_expect_policy;
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+
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+/* This function is intentionally _NOT_ defined as __exit */
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+static void
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@ -815,6 +817,9 @@ |
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+ return -EBUSY;
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+ }
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+
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+ rtsp_expect_policy.max_expected = max_outstanding;
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+ rtsp_expect_policy.timeout = setup_timeout;
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+
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+ rtsp_buffer = kmalloc(65536, GFP_KERNEL);
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+ if (!rtsp_buffer)
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+ return -ENOMEM;
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@ -829,8 +834,7 @@ |
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+ memset(hlpr, 0, sizeof(struct nf_conntrack_helper));
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+ hlpr->tuple.src.u.tcp.port = htons(ports[i]);
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+ hlpr->tuple.dst.protonum = IPPROTO_TCP;
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+ hlpr->max_expected = max_outstanding;
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+ hlpr->timeout = setup_timeout;
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+ hlpr->expect_policy = &rtsp_expect_policy;
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+ hlpr->me = THIS_MODULE;
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+ hlpr->help = help;
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+
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Gabor Juhos
17 years ago