diff options
Diffstat (limited to 'include/net.h')
| -rw-r--r-- | include/net.h | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/include/net.h b/include/net.h index 9671948..603452a 100644 --- a/include/net.h +++ b/include/net.h @@ -99,10 +99,12 @@ struct eth_device { int state; int (*init) (struct eth_device*, bd_t*); - int (*send) (struct eth_device*, volatile void* pachet, int length); + int (*send) (struct eth_device*, volatile void* packet, int length); int (*recv) (struct eth_device*); void (*halt) (struct eth_device*); - +#ifdef CONFIG_MCAST_TFTP + int (*mcast) (struct eth_device*, u32 ip, u8 set); +#endif struct eth_device *next; void *priv; }; @@ -124,6 +126,11 @@ extern int eth_rx(void); /* Check for received packets */ extern void eth_halt(void); /* stop SCC */ extern char *eth_get_name(void); /* get name of current device */ +#ifdef CONFIG_MCAST_TFTP +int eth_mcast_join( IPaddr_t mcast_addr, u8 join); +u32 ether_crc (size_t len, unsigned char const *p); +#endif + /**********************************************************************/ /* @@ -435,6 +442,29 @@ static inline void NetCopyLong(ulong *to, ulong *from) memcpy((void*)to, (void*)from, sizeof(ulong)); } +/** + * is_zero_ether_addr - Determine if give Ethernet address is all zeros. + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Return true if the address is all zeroes. + */ +static inline int is_zero_ether_addr(const u8 *addr) +{ + return !(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]); +} + +/** + * is_multicast_ether_addr - Determine if the Ethernet address is a multicast. + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Return true if the address is a multicast address. + * By definition the broadcast address is also a multicast address. + */ +static inline int is_multicast_ether_addr(const u8 *addr) +{ + return (0x01 & addr[0]); +} + /* Convert an IP address to a string */ extern void ip_to_string (IPaddr_t x, char *s); |