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31 .\" @(#)bind.2 8.1 (Berkeley) 6/4/93
38 .Nd bind a name to a socket
42 .Fn bind "int s" "const struct sockaddr *name" "socklen_t namelen"
45 assigns a name to an unnamed socket.
46 When a socket is created with
48 it exists in a name space (address family) but has no name assigned.
52 be assigned to the socket.
54 indicates the amount of space pointed to by
64 creates a socket in the file system that must be deleted by the caller
65 when it is no longer needed (using
68 The rules used in name binding vary between communication domains.
69 Consult the manual entries in section 7P for detailed information.
75 function will fail if:
79 is not a valid descriptor.
83 .It Bq Er EADDRNOTAVAIL
84 The specified address is not available from the local machine.
86 The specified address is already in use.
88 The socket is already bound to an address, or
90 is not a valid length for the supplied address.
91 .It Bq Er EAFNOSUPPORT
92 The family of the socket and that requested in
96 Insufficient buffer space is available.
98 The requested address is protected, and the current user
99 has inadequate permission to access it.
103 parameter is not in a valid part of the user address space.
106 The following errors are specific to binding names in the
110 A component of the path prefix is not a directory.
111 .It Bq Er ENAMETOOLONG
112 A component of a pathname exceeded
114 characters, or an entire pathname (including the terminating NUL)
119 A prefix component of the path name does not exist.
121 Too many symbolic links were encountered in translating the pathname.
123 An I/O error occurred while making the directory entry or allocating the inode.
125 The name would reside on a read-only file system.
127 An empty pathname was specified.
142 system call first appeared in