diff options
| author | Dmitry Fleytman <dmitry.fleytman@ravellosystems.com> | 2016-06-01 11:23:40 +0300 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2016-06-02 10:42:28 +0800 |
| commit | 66409b7c8bd0ebb075a6af8cbc7846fc0a95107d (patch) | |
| tree | 05cba20e8051c2f19e8861eba8c46bd2a1a9e578 /include | |
| parent | 605d52e62fc94ec28408890fc682d4bdd7d8a36c (diff) | |
rtl8139: Move more TCP definitions to common header
Signed-off-by: Dmitry Fleytman <dmitry.fleytman@ravellosystems.com>
Signed-off-by: Leonid Bloch <leonid.bloch@ravellosystems.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/eth.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/eth.h b/include/net/eth.h index 18d0be3b16..5a32259938 100644 --- a/include/net/eth.h +++ b/include/net/eth.h @@ -67,6 +67,14 @@ typedef struct tcp_header { uint16_t th_urp; /* urgent pointer */ } tcp_header; +#define TCP_FLAGS_ONLY(flags) ((flags) & 0x3f) + +#define TCP_HEADER_FLAGS(tcp) \ + TCP_FLAGS_ONLY(be16_to_cpu((tcp)->th_offset_flags)) + +#define TCP_HEADER_DATA_OFFSET(tcp) \ + (((be16_to_cpu((tcp)->th_offset_flags) >> 12) & 0xf) << 2) + typedef struct udp_header { uint16_t uh_sport; /* source port */ uint16_t uh_dport; /* destination port */ |