diff options
Diffstat (limited to 'hw/net/net_tx_pkt.h')
| -rw-r--r-- | hw/net/net_tx_pkt.h | 60 |
1 files changed, 52 insertions, 8 deletions
diff --git a/hw/net/net_tx_pkt.h b/hw/net/net_tx_pkt.h index be2e117b7d..e49772d238 100644 --- a/hw/net/net_tx_pkt.h +++ b/hw/net/net_tx_pkt.h @@ -18,6 +18,7 @@ #ifndef NET_TX_PKT_H #define NET_TX_PKT_H +#include "qemu/osdep.h" #include "net/eth.h" #include "exec/hwaddr.h" @@ -64,13 +65,29 @@ void net_tx_pkt_build_vheader(struct NetTxPkt *pkt, bool tso_enable, bool csum_enable, uint32_t gso_size); /** - * updates vlan tag, and adds vlan header in case it is missing - * - * @pkt: packet - * @vlan: VLAN tag - * - */ -void net_tx_pkt_setup_vlan_header(struct NetTxPkt *pkt, uint16_t vlan); +* updates vlan tag, and adds vlan header with custom ethernet type +* in case it is missing. +* +* @pkt: packet +* @vlan: VLAN tag +* @vlan_ethtype: VLAN header Ethernet type +* +*/ +void net_tx_pkt_setup_vlan_header_ex(struct NetTxPkt *pkt, + uint16_t vlan, uint16_t vlan_ethtype); + +/** +* updates vlan tag, and adds vlan header in case it is missing +* +* @pkt: packet +* @vlan: VLAN tag +* +*/ +static inline void +net_tx_pkt_setup_vlan_header(struct NetTxPkt *pkt, uint16_t vlan) +{ + net_tx_pkt_setup_vlan_header_ex(pkt, vlan, ETH_P_VLAN); +} /** * populate data fragment into pkt context. @@ -84,7 +101,7 @@ bool net_tx_pkt_add_raw_fragment(struct NetTxPkt *pkt, hwaddr pa, size_t len); /** - * fix ip header fields and calculate checksums needed. + * Fix ip header fields and calculate IP header and pseudo header checksums. * * @pkt: packet * @@ -92,6 +109,14 @@ bool net_tx_pkt_add_raw_fragment(struct NetTxPkt *pkt, hwaddr pa, void net_tx_pkt_update_ip_checksums(struct NetTxPkt *pkt); /** + * Calculate the IP header checksum. + * + * @pkt: packet + * + */ +void net_tx_pkt_update_ip_hdr_checksum(struct NetTxPkt *pkt); + +/** * get length of all populated data. * * @pkt: packet @@ -136,6 +161,17 @@ void net_tx_pkt_reset(struct NetTxPkt *pkt); bool net_tx_pkt_send(struct NetTxPkt *pkt, NetClientState *nc); /** +* Redirect packet directly to receive path (emulate loopback phy). +* Handles sw offloads if vhdr is not supported. +* +* @pkt: packet +* @nc: NetClientState +* @ret: operation result +* +*/ +bool net_tx_pkt_send_loopback(struct NetTxPkt *pkt, NetClientState *nc); + +/** * parse raw packet data and analyze offload requirements. * * @pkt: packet @@ -143,4 +179,12 @@ bool net_tx_pkt_send(struct NetTxPkt *pkt, NetClientState *nc); */ bool net_tx_pkt_parse(struct NetTxPkt *pkt); +/** +* indicates if there are data fragments held by this packet object. +* +* @pkt: packet +* +*/ +bool net_tx_pkt_has_fragments(struct NetTxPkt *pkt); + #endif |