167     pub fn connect(fd: usize, addr: *const SockAddr, addrlen: usize) -> Result<usize, SystemError> {  in connect()
168         let endpoint: Endpoint = SockAddr::to_endpoint(addr, addrlen)?;  in connect()
185     pub fn bind(fd: usize, addr: *const SockAddr, addrlen: usize) -> Result<usize, SystemError> {  in bind()
186         let endpoint: Endpoint = SockAddr::to_endpoint(addr, addrlen)?;  in bind()
208         addr: *const SockAddr,  in sendto()
211         let endpoint = if addr.is_null() {  in sendto()
214             Some(SockAddr::to_endpoint(addr, addrlen)?)  in sendto()
237         addr: *mut SockAddr,  in recvfrom()
251         if !addr.is_null() {  in recvfrom()
254                 sockaddr_in.write_to_user(addr, addrlen)?;  in recvfrom()
330     pub fn accept(fd: usize, addr: *mut SockAddr, addrlen: *mut u32) -> Result<usize, SystemError> {  in accept()
345         if !addr.is_null() {  in accept()
350                 sockaddr_in.write_to_user(addr, addrlen)?;  in accept()
368         addr: *mut SockAddr,  in getsockname()
371         if addr.is_null() {  in getsockname()
383             sockaddr_in.write_to_user(addr, addrlen)?;  in getsockname()
397         addr: *mut SockAddr,  in getpeername()
400         if addr.is_null() {  in getpeername()
413             sockaddr_in.write_to_user(addr, addrlen)?;  in getpeername()
477     pub fn to_endpoint(addr: *const SockAddr, len: usize) -> Result<Endpoint, SystemError> {  in to_endpoint()
480                 addr as usize as u64,  in to_endpoint()
488         let addr = unsafe { addr.as_ref() }.ok_or(SystemError::EFAULT)?;  in to_endpoint()  localVariable
489         if len < addr.len()? {  in to_endpoint()
493             match AddressFamily::try_from(addr.family)? {  in to_endpoint()
495                     let addr_in: SockAddrIn = addr.addr_in;  in to_endpoint()
543         addr: *mut SockAddr,  in write_to_user()
547         if addr.is_null() || addr_len.is_null() {  in write_to_user()
552             addr as usize as u64,  in write_to_user()
561             let buf = core::slice::from_raw_parts_mut(addr as *mut u8, to_write);  in write_to_user()
587                 match ip_endpoint.addr {  in from()