NAME¶
explain_getpeername_or_die - get name of peer socket and report errors
SYNOPSIS¶
#include <libexplain/getpeername.h>
void explain_getpeername_or_die(int fildes, struct sockaddr *sock_addr,
socklen_t *sock_addr_size);
DESCRIPTION¶
The
explain_getpeername_or_die function is used to call the
getpeername(2) system call. On failure an explanation will be printed
to
stderr, obtained from
explain_getpeername(3), and then the
process terminates by calling exit(EXIT_FAILURE).
This function is intended to be used in a fashion similar to the following
example:
struct sockadd sock_addr;
socklen_t sock_addr_size = sizeof(sock_addr);
explain_getpeername_or_die(fildes, &sock_addr, &sock_addr_size);
- fildes
- The fildes, exactly as to be passed to the
getpeername(2) system call.
- sock_addr
- The sock_addr, exactly as to be passed to the
getpeername(2) system call.
- sock_addr_size
- The sock_addr_size, exactly as to be passed to the
getpeername(2) system call.
- Returns:
- This function only returns on success, see
getpeername(2) for more information. On failure, prints an
explanation and exits.
SEE ALSO¶
- getpeername(2)
- get name of connected peer socket
- explain_getpeername(3)
- explain getpeername(2) errors
- exit(2)
- terminate the calling process
COPYRIGHT¶
libexplain version 0.52
Copyright (C) 2009 Peter Miller