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From ea0ceb8c7b62a4ba8ddabdfb8cb80acbc25106a6 Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Sun, 13 Apr 2014 14:03:48 +0200
Subject: [PATCH hurd 13/30] pfinet: make the demuxers payload-aware
* pfinet/ethernet.c (ethernet_demuxer): Make the demuxer payload-aware.
* pfinet/main.c (pfinet_demuxer): Likewise.
---
pfinet/ethernet.c | 20 +++++++++++++++++++-
pfinet/main.c | 10 +++++++++-
2 files changed, 28 insertions(+), 2 deletions(-)
diff --git a/pfinet/ethernet.c b/pfinet/ethernet.c
index 053fd1b..17967ce 100644
--- a/pfinet/ethernet.c
+++ b/pfinet/ethernet.c
@@ -116,12 +116,30 @@ ethernet_demuxer (mach_msg_header_t *inp,
int datalen;
struct ether_device *edev;
struct device *dev = 0;
+ mach_port_t local_port;
if (inp->msgh_id != NET_RCV_MSG_ID)
return 0;
+ if (MACH_MSGH_BITS_LOCAL (inp->msgh_bits) ==
+ MACH_MSG_TYPE_PROTECTED_PAYLOAD)
+ {
+ struct port_info *pi = ports_lookup_payload (NULL,
+ inp->msgh_protected_payload,
+ NULL);
+ if (pi)
+ {
+ local_port = pi->port_right;
+ ports_port_deref (pi);
+ }
+ else
+ local_port = MACH_PORT_NULL;
+ }
+ else
+ local_port = inp->msgh_local_port;
+
for (edev = ether_dev; edev; edev = edev->next)
- if (inp->msgh_local_port == edev->readptname)
+ if (local_port == edev->readptname)
dev = &edev->dev;
if (! dev)
diff --git a/pfinet/main.c b/pfinet/main.c
index 0f1fbfc..e0599bb 100644
--- a/pfinet/main.c
+++ b/pfinet/main.c
@@ -86,7 +86,15 @@ pfinet_demuxer (mach_msg_header_t *inp,
/* We have several classes in one bucket, which need to be demuxed
differently. */
- pi = ports_lookup_port(pfinet_bucket, inp->msgh_local_port, socketport_class);
+ if (MACH_MSGH_BITS_LOCAL (inp->msgh_bits) ==
+ MACH_MSG_TYPE_PROTECTED_PAYLOAD)
+ pi = ports_lookup_payload (pfinet_bucket,
+ inp->msgh_protected_payload,
+ socketport_class);
+ else
+ pi = ports_lookup_port (pfinet_bucket,
+ inp->msgh_local_port,
+ socketport_class);
if (pi)
{
--
2.1.3
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