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authorAkihiko Odaki <akihiko.odaki@daynix.com>2023-02-23 19:20:05 +0900
committerJason Wang <jasowang@redhat.com>2023-03-10 15:35:38 +0800
commit481c52320a26e2e3a3c8a1cdac3d1460b9b15d13 (patch)
tree323d5a1bc1cb1c332954cee1e0d0c193ce209a87 /include/net/net.h
parentd921db0ae937cfa5935ae505f3c77a46dd505265 (diff)
downloadfocaccia-qemu-481c52320a26e2e3a3c8a1cdac3d1460b9b15d13.tar.gz
focaccia-qemu-481c52320a26e2e3a3c8a1cdac3d1460b9b15d13.zip
net: Strip virtio-net header when dumping
filter-dump specifiees Ethernet as PCAP LinkType, which does not expect
virtio-net header. Having virtio-net header in such PCAP file breaks
PCAP unconsumable. Unfortunately currently there is no LinkType for
virtio-net so for now strip virtio-net header to convert the output to
Ethernet.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'include/net/net.h')
-rw-r--r--include/net/net.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/net.h b/include/net/net.h
index 1d88621c12..1448d00afb 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -56,8 +56,10 @@ typedef RxFilterInfo *(QueryRxFilter)(NetClientState *);
 typedef bool (HasUfo)(NetClientState *);
 typedef bool (HasVnetHdr)(NetClientState *);
 typedef bool (HasVnetHdrLen)(NetClientState *, int);
+typedef bool (GetUsingVnetHdr)(NetClientState *);
 typedef void (UsingVnetHdr)(NetClientState *, bool);
 typedef void (SetOffload)(NetClientState *, int, int, int, int, int);
+typedef int (GetVnetHdrLen)(NetClientState *);
 typedef void (SetVnetHdrLen)(NetClientState *, int);
 typedef int (SetVnetLE)(NetClientState *, bool);
 typedef int (SetVnetBE)(NetClientState *, bool);
@@ -84,8 +86,10 @@ typedef struct NetClientInfo {
     HasUfo *has_ufo;
     HasVnetHdr *has_vnet_hdr;
     HasVnetHdrLen *has_vnet_hdr_len;
+    GetUsingVnetHdr *get_using_vnet_hdr;
     UsingVnetHdr *using_vnet_hdr;
     SetOffload *set_offload;
+    GetVnetHdrLen *get_vnet_hdr_len;
     SetVnetHdrLen *set_vnet_hdr_len;
     SetVnetLE *set_vnet_le;
     SetVnetBE *set_vnet_be;
@@ -185,9 +189,11 @@ void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6]);
 bool qemu_has_ufo(NetClientState *nc);
 bool qemu_has_vnet_hdr(NetClientState *nc);
 bool qemu_has_vnet_hdr_len(NetClientState *nc, int len);
+bool qemu_get_using_vnet_hdr(NetClientState *nc);
 void qemu_using_vnet_hdr(NetClientState *nc, bool enable);
 void qemu_set_offload(NetClientState *nc, int csum, int tso4, int tso6,
                       int ecn, int ufo);
+int qemu_get_vnet_hdr_len(NetClientState *nc);
 void qemu_set_vnet_hdr_len(NetClientState *nc, int len);
 int qemu_set_vnet_le(NetClientState *nc, bool is_le);
 int qemu_set_vnet_be(NetClientState *nc, bool is_be);