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added generalized sockaddr structure and ip6 sockaddr

This commit is contained in:
Nikhil Chandru Rao 2006-06-25 05:18:24 +00:00
parent 90fbff8f34
commit f5ebf067c4
1 changed files with 60 additions and 0 deletions
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60
src/include/gpxe/in.h
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@ -3,31 +3,91 @@
#include <stdint.h>
/* Protocol numbers */
#define IP_ICMP 1
#define IP_IGMP 2
#define IP_TCP 6
#define IP_UDP 17
/* Network address family numbers */
#define AF_INET 1
#define AF_INET6 2
#define AF_802 6
#define AF_IPX 11
typedef uint16_t sa_family_t;
/* IP address constants */
#define INADDR_NONE 0xffffffff
#define INADDR_BROADCAST 0xffffffff
#define IN_MULTICAST(addr) ( ( (addr) & 0xf0000000 ) == 0xe0000000 )
/**
* IP address structure
*/
struct in_addr {
uint32_t s_addr;
};
typedef struct in_addr in_addr;
/**
* IP6 address structure
*/
struct in6_addr {
union {
uint8_t u6_addr8[16];
uint16_t u6_addr16[8];
uint32_t u6_addr32[4];
} in16_u;
#define s6_addr in6_u.u6_addr8
#define s6_addr16 in6_u.u6_addr16
#define s6_addr32 in6_u.u6_addr32
};
typedef uint16_t in_port_t;
/**
* IP socket address
*/
struct sockaddr_in {
struct in_addr sin_addr;
in_port_t sin_port;
};
/**
* IPv6 socket address
*/
struct sockaddr_in6 {
in_port_t sin6_port; /* Destination port */
uint32_t sin6_flowinfo; /* Flow number */
struct in6_addr sin6_addr; /* 128-bit destination address */
uint32_t sin6_scope_id; /* Scope ID */
};
/**
* Generalized socket address structure
*/
struct sockaddr {
sa_family_t sa_family; /* Socket address family */
struct sockaddr_in sin; /* IP4 socket address */
struct sockaddr_in6 sin6; /* IP6 socket address */
};
extern int inet_aton ( const char *cp, struct in_addr *inp );
extern char * inet_ntoa ( struct in_addr in );
/* Adding the following for IP6 support
*
extern int inet6_aton ( const char *cp, struct in6_addr *inp );
extern char * inet6_ntoa ( struct in_addr in );
*/
#endif /* _GPXE_IN_H */