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ipxe/src/include/gpxe/ip.h

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#ifndef _GPXE_IP_H
#define _GPXE_IP_H
/** @file
*
* IP protocol
*
*/
#include <ip.h>
/* IP constants */
#define IP_VER 4
#define IP_MASK_VER 0xf0
#define IP_MASK_HLEN 0x0f
#define IP_PSHLEN 12
/* IP header defaults */
#define IP_TOS 0
#define IP_TTL 64
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/* IP4 pseudo header */
struct ipv4_pseudo_header {
struct in_addr src;
struct in_addr dest;
uint8_t zero_padding;
uint8_t protocol;
uint16_t len;
};
struct pk_buff;
struct net_device;
struct net_protocol;
struct tcpip_protocol;
extern struct net_protocol ipv4_protocol;
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extern int add_ipv4_address ( struct net_device *netdev,
struct in_addr address, struct in_addr netmask,
struct in_addr gateway );
extern void del_ipv4_address ( struct net_device *netdev );
extern int ipv4_uip_tx ( struct pk_buff *pkb );
extern int ipv4_tx ( struct pk_buff *pkb, struct tcpip_protocol *tcpip,
struct in_addr *dest );
#endif /* _GPXE_IP_H */