diff options
Diffstat (limited to 'qemu/roms/ipxe/src/include/ipxe/in.h')
| -rw-r--r-- | qemu/roms/ipxe/src/include/ipxe/in.h | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/qemu/roms/ipxe/src/include/ipxe/in.h b/qemu/roms/ipxe/src/include/ipxe/in.h index de96ca22a..0ebf441c2 100644 --- a/qemu/roms/ipxe/src/include/ipxe/in.h +++ b/qemu/roms/ipxe/src/include/ipxe/in.h @@ -1,9 +1,10 @@ #ifndef _IPXE_IN_H #define _IPXE_IN_H -FILE_LICENCE ( GPL2_OR_LATER ); +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <stdint.h> +#include <byteswap.h> #include <ipxe/socket.h> /* Protocol numbers */ @@ -15,17 +16,22 @@ FILE_LICENCE ( GPL2_OR_LATER ); /* IP address constants */ -#define INADDR_NONE 0xffffffff +#define INADDR_NONE htonl ( 0xffffffff ) -#define INADDR_BROADCAST 0xffffffff +#define INADDR_BROADCAST htonl ( 0xffffffff ) -#define IN_CLASSA(addr) ( ( (addr) & 0x80000000 ) == 0x00000000 ) -#define IN_CLASSA_NET 0xff000000 -#define IN_CLASSB(addr) ( ( (addr) & 0xc0000000 ) == 0x80000000 ) -#define IN_CLASSB_NET 0xffff0000 -#define IN_CLASSC(addr) ( ( (addr) & 0xe0000000 ) == 0xc0000000 ) -#define IN_CLASSC_NET 0xffffff00 -#define IN_MULTICAST(addr) ( ( (addr) & 0xf0000000 ) == 0xe0000000 ) +#define INADDR_NET_CLASSA htonl ( 0xff000000 ) +#define INADDR_NET_CLASSB htonl ( 0xffff0000 ) +#define INADDR_NET_CLASSC htonl ( 0xffffff00 ) + +#define IN_IS_CLASSA( addr ) \ + ( ( (addr) & htonl ( 0x80000000 ) ) == htonl ( 0x00000000 ) ) +#define IN_IS_CLASSB( addr ) \ + ( ( (addr) & htonl ( 0xc0000000 ) ) == htonl ( 0x80000000 ) ) +#define IN_IS_CLASSC( addr ) \ + ( ( (addr) & htonl ( 0xe0000000 ) ) == htonl ( 0xc0000000 ) ) +#define IN_IS_MULTICAST( addr ) \ + ( ( (addr) & htonl ( 0xf0000000 ) ) == htonl ( 0xe0000000 ) ) /** * IP address structure @@ -63,6 +69,9 @@ struct in6_addr { ( ( *( ( const uint16_t * ) (addr) ) & htons ( 0xffc0 ) ) == \ htons ( 0xfe80 ) ) +#define IN6_IS_ADDR_NONGLOBAL( addr ) \ + ( IN6_IS_ADDR_LINKLOCAL (addr) || IN6_IS_ADDR_MULTICAST (addr) ) + /** * IPv4 socket address */ @@ -76,6 +85,11 @@ struct sockaddr_in { uint16_t sin_flags; /** TCP/IP port (part of struct @c sockaddr_tcpip) */ uint16_t sin_port; + /** Scope ID (part of struct @c sockaddr_tcpip) + * + * For multicast addresses, this is the network device index. + */ + uint16_t sin_scope_id; /** IPv4 address */ struct in_addr sin_addr; /** Padding @@ -87,6 +101,7 @@ struct sockaddr_in { ( sizeof ( sa_family_t ) /* sin_family */ + sizeof ( uint16_t ) /* sin_flags */ + sizeof ( uint16_t ) /* sin_port */ + + sizeof ( uint16_t ) /* sin_scope_id */ + sizeof ( struct in_addr ) /* sin_addr */ ) ]; } __attribute__ (( packed, may_alias )); @@ -103,9 +118,10 @@ struct sockaddr_in6 { uint16_t sin6_flags; /** TCP/IP port (part of struct @c sockaddr_tcpip) */ uint16_t sin6_port; - /** Scope ID + /** Scope ID (part of struct @c sockaddr_tcpip) * - * For link-local addresses, this is the network device index. + * For link-local or multicast addresses, this is the network + * device index. */ uint16_t sin6_scope_id; /** IPv6 address */ |