From: deller@kernel.org
To: Richard Henderson <richard.henderson@linaro.org>,
qemu-devel@nongnu.org, Laurent Vivier <laurent@vivier.eu>,
Peter Maydell <peter.maydell@linaro.org>
Cc: deller@gmx.de
Subject: [PULL 5/6] linux-user: netlink: add netlink neighbour emulation
Date: Wed, 18 Dec 2024 20:52:46 +0100 [thread overview]
Message-ID: <20241218195247.5459-6-deller@kernel.org> (raw)
In-Reply-To: <20241218195247.5459-1-deller@kernel.org>
From: Helge Deller <deller@gmx.de>
Fixes various warnings in the testsuite while building gupnp:
gssdp-net-DEBUG: Failed to send netlink message: Operation not supported
gupnp-context-DEBUG: Mismatch between host header and host IP (example.com, expected: 127.0.0.1)
gupnp-context-DEBUG: Mismatch between host header and host port (80, expected 4711)
gupnp-context-DEBUG: Mismatch between host header and host IP (192.168.1.2, expected: 127.0.0.1)
gupnp-context-DEBUG: Mismatch between host header and host IP (fe80::01, expected: 127.0.0.1)
gupnp-context-DEBUG: Mismatch between host header and host port (80, expected 4711)
gupnp-context-DEBUG: Failed to parse HOST header from request: Invalid IPv6 address ?[fe80::01%1]? in URI
gupnp-context-DEBUG: Failed to parse HOST header from request: Invalid IPv6 address ?[fe80::01%eth0]? in URI
gupnp-context-DEBUG: Failed to parse HOST header from request: Could not parse port ?:1? in URI
gupnp-context-DEBUG: Mismatch between host header and host IP (example.com, expected: ::1)
gupnp-context-DEBUG: Mismatch between host header and host port (80, expected 4711)
gupnp-context-DEBUG: Mismatch between host header and host IP (example.com, expected: ::1)
gupnp-context-DEBUG: Mismatch between host header and host port (80, expected 4711)
gupnp-context-DEBUG: Mismatch between host header and host IP (example.com, expected: ::1)
Signed-off-by: Helge Deller <deller@gmx.de>
---
linux-user/fd-trans.c | 100 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 100 insertions(+)
diff --git a/linux-user/fd-trans.c b/linux-user/fd-trans.c
index 6191e3115b..e861572a35 100644
--- a/linux-user/fd-trans.c
+++ b/linux-user/fd-trans.c
@@ -25,12 +25,16 @@
#ifdef CONFIG_RTNETLINK
#include <linux/rtnetlink.h>
#include <linux/if_bridge.h>
+#include <linux/neighbour.h>
#endif
#include "qemu.h"
#include "user-internals.h"
#include "fd-trans.h"
#include "signal-common.h"
+#define NDM_RTA(r) ((struct rtattr*)(((char*)(r)) + \
+ NLMSG_ALIGN(sizeof(struct ndmsg))))
+
enum {
QEMU_IFLA_BR_UNSPEC,
QEMU_IFLA_BR_FORWARD_DELAY,
@@ -1210,6 +1214,35 @@ static abi_long host_to_target_data_route_rtattr(struct rtattr *rtattr)
return 0;
}
+static abi_long host_to_target_data_neigh_rtattr(struct rtattr *rtattr)
+{
+ struct nda_cacheinfo *ndac;
+ uint32_t *u32;
+
+ switch (rtattr->rta_type) {
+ case NDA_UNSPEC:
+ case NDA_DST:
+ case NDA_LLADDR:
+ break;
+ case NDA_PROBES:
+ u32 = RTA_DATA(rtattr);
+ *u32 = tswap32(*u32);
+ break;
+ case NDA_CACHEINFO:
+ ndac = RTA_DATA(rtattr);
+ ndac->ndm_confirmed = tswap32(ndac->ndm_confirmed);
+ ndac->ndm_used = tswap32(ndac->ndm_used);
+ ndac->ndm_updated = tswap32(ndac->ndm_updated);
+ ndac->ndm_refcnt = tswap32(ndac->ndm_refcnt);
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "Unknown host to target NEIGH type: %d\n",
+ rtattr->rta_type);
+ break;
+ }
+ return 0;
+}
+
static abi_long host_to_target_link_rtattr(struct rtattr *rtattr,
uint32_t rtattr_len)
{
@@ -1231,12 +1264,20 @@ static abi_long host_to_target_route_rtattr(struct rtattr *rtattr,
host_to_target_data_route_rtattr);
}
+static abi_long host_to_target_neigh_rtattr(struct rtattr *rtattr,
+ uint32_t rtattr_len)
+{
+ return host_to_target_for_each_rtattr(rtattr, rtattr_len,
+ host_to_target_data_neigh_rtattr);
+}
+
static abi_long host_to_target_data_route(struct nlmsghdr *nlh)
{
uint32_t nlmsg_len;
struct ifinfomsg *ifi;
struct ifaddrmsg *ifa;
struct rtmsg *rtm;
+ struct ndmsg *ndm;
nlmsg_len = nlh->nlmsg_len;
switch (nlh->nlmsg_type) {
@@ -1263,6 +1304,17 @@ static abi_long host_to_target_data_route(struct nlmsghdr *nlh)
nlmsg_len - NLMSG_LENGTH(sizeof(*ifa)));
}
break;
+ case RTM_NEWNEIGH:
+ case RTM_DELNEIGH:
+ case RTM_GETNEIGH:
+ if (nlh->nlmsg_len >= NLMSG_LENGTH(sizeof(*ndm))) {
+ ndm = NLMSG_DATA(nlh);
+ ndm->ndm_ifindex = tswap32(ndm->ndm_ifindex);
+ ndm->ndm_state = tswap16(ndm->ndm_state);
+ host_to_target_neigh_rtattr(NDM_RTA(ndm),
+ nlmsg_len - NLMSG_LENGTH(sizeof(*ndm)));
+ }
+ break;
case RTM_NEWROUTE:
case RTM_DELROUTE:
case RTM_GETROUTE:
@@ -1410,6 +1462,35 @@ static abi_long target_to_host_data_addr_rtattr(struct rtattr *rtattr)
return 0;
}
+static abi_long target_to_host_data_neigh_rtattr(struct rtattr *rtattr)
+{
+ struct nda_cacheinfo *ndac;
+ uint32_t *u32;
+
+ switch (rtattr->rta_type) {
+ case NDA_UNSPEC:
+ case NDA_DST:
+ case NDA_LLADDR:
+ break;
+ case NDA_PROBES:
+ u32 = RTA_DATA(rtattr);
+ *u32 = tswap32(*u32);
+ break;
+ case NDA_CACHEINFO:
+ ndac = RTA_DATA(rtattr);
+ ndac->ndm_confirmed = tswap32(ndac->ndm_confirmed);
+ ndac->ndm_used = tswap32(ndac->ndm_used);
+ ndac->ndm_updated = tswap32(ndac->ndm_updated);
+ ndac->ndm_refcnt = tswap32(ndac->ndm_refcnt);
+ break;
+ default:
+ qemu_log_mask(LOG_UNIMP, "Unknown target NEIGH type: %d\n",
+ rtattr->rta_type);
+ break;
+ }
+ return 0;
+}
+
static abi_long target_to_host_data_route_rtattr(struct rtattr *rtattr)
{
uint32_t *u32;
@@ -1448,6 +1529,13 @@ static void target_to_host_addr_rtattr(struct rtattr *rtattr,
target_to_host_data_addr_rtattr);
}
+static void target_to_host_neigh_rtattr(struct rtattr *rtattr,
+ uint32_t rtattr_len)
+{
+ target_to_host_for_each_rtattr(rtattr, rtattr_len,
+ target_to_host_data_neigh_rtattr);
+}
+
static void target_to_host_route_rtattr(struct rtattr *rtattr,
uint32_t rtattr_len)
{
@@ -1460,6 +1548,7 @@ static abi_long target_to_host_data_route(struct nlmsghdr *nlh)
struct ifinfomsg *ifi;
struct ifaddrmsg *ifa;
struct rtmsg *rtm;
+ struct ndmsg *ndm;
switch (nlh->nlmsg_type) {
case RTM_NEWLINK:
@@ -1486,6 +1575,17 @@ static abi_long target_to_host_data_route(struct nlmsghdr *nlh)
NLMSG_LENGTH(sizeof(*ifa)));
}
break;
+ case RTM_NEWNEIGH:
+ case RTM_DELNEIGH:
+ case RTM_GETNEIGH:
+ if (nlh->nlmsg_len >= NLMSG_LENGTH(sizeof(*ndm))) {
+ ndm = NLMSG_DATA(nlh);
+ ndm->ndm_ifindex = tswap32(ndm->ndm_ifindex);
+ ndm->ndm_state = tswap16(ndm->ndm_state);
+ target_to_host_neigh_rtattr(NDM_RTA(ndm), nlh->nlmsg_len -
+ NLMSG_LENGTH(sizeof(*ndm)));
+ }
+ break;
case RTM_NEWROUTE:
case RTM_DELROUTE:
case RTM_GETROUTE:
--
2.47.0
next prev parent reply other threads:[~2024-12-18 19:54 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-18 19:52 [PULL 0/6] Linux user fix gupnp patches deller
2024-12-18 19:52 ` [PULL 1/6] linux-user: netlink: Add missing IFA_PROTO to host_to_target_data_addr_rtattr() deller
2024-12-24 11:57 ` Laurent Vivier
2024-12-18 19:52 ` [PULL 2/6] linux-user: Use unique error messages for cmsg parsing deller
2024-12-19 9:57 ` Philippe Mathieu-Daudé
2024-12-24 11:58 ` Laurent Vivier
2024-12-18 19:52 ` [PULL 3/6] linux-user: netlink: Add IP_PKTINFO " deller
2024-12-18 19:52 ` [PULL 4/6] linux-user: netlink: Add emulation of IP_MULTICAST_IF deller
2024-12-18 19:52 ` deller [this message]
2024-12-18 19:52 ` [PULL 6/6] linux-user: netlink: Add missing QEMU_IFLA entries deller
2024-12-19 20:01 ` [PULL 0/6] Linux user fix gupnp patches Stefan Hajnoczi
2024-12-19 21:47 ` Helge Deller
2024-12-31 12:39 ` Stefan Hajnoczi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20241218195247.5459-6-deller@kernel.org \
--to=deller@kernel.org \
--cc=deller@gmx.de \
--cc=laurent@vivier.eu \
--cc=peter.maydell@linaro.org \
--cc=qemu-devel@nongnu.org \
--cc=richard.henderson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.