NetIF_AddrHW_Get()
Get network interface’s hardware address.
Files
net_if.h/net_if.c
Prototype
Arguments
if_nbr
Network interface number to get the hardware address.
paddr_hw
Pointer to variable that will receive the hardware address.
paddr_len
Pointer to a variable to pass the length of the address buffer pointed to by paddr_hw
and return the size of the returned hardware address, if no errors.
perr
Pointer to variable that will receive the return error code from this function:
NET_IF_ERR_NONE
NET_IF_ERR_NULL_PTR
NET_IF_ERR_NULL_FNCT
NET_IF_ERR_INVALID_IF
NET_IF_ERR_INVALID_CFG
NET_IF_ERR_INVALID_ADDR_LEN
NET_OS_ERR_LOCK
Returned Value
None.
Required Configuration
None.
Notes / Warnings
The hardware address is returned in network-order; i.e., the pointer to the hardware address points to the highest-order byte. Additional error codes may be returned by the specific interface or device driver.