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rtl8139: Move more TCP definitions to common header

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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>
This commit is contained in:
Dmitry Fleytman 2016-06-01 11:23:40 +03:00 committed by Jason Wang
parent 605d52e62f
commit 66409b7c8b
2 changed files with 8 additions and 5 deletions
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5
hw/net/rtl8139.c
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@ -1867,11 +1867,6 @@ static int rtl8139_transmit_one(RTL8139State *s, int descriptor)
return 1;
}
/* structures and macros for task offloading */
#define TCP_HEADER_DATA_OFFSET(tcp) (((be16_to_cpu(tcp->th_offset_flags) >> 12)&0xf) << 2)
#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_CLEAR_FLAGS(tcp, off) ((tcp)->th_offset_flags &= cpu_to_be16(~TCP_FLAGS_ONLY(off)))
/* produces ones' complement sum of data */

8
include/net/eth.h
View File

@ -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 */