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NAME

getpeername - get name of connected peer
 

SYNOPSIS

cc [ flag ... ] file ... -lsocket  -lnsl  [ library ... ]
#include <sys/types.h>
#include <sys/socket.h>

int getpeername(int s, struct sockaddr *name, socklen_t *namelen);

DESCRIPTION

getpeername() returns the name of the peer connected to socket s. The int pointed to by the namelen parameter should be initialized to indicate the amount of space pointed to by name. On return it contains the actual size of the name returned (in bytes), prior to any truncation. The name is truncated if the buffer provided is too small.  

RETURN VALUES

If successful, getpeername() returns 0; otherwise it returns -1 and sets errno to indicate the error.  

ERRORS

The call succeeds unless:

EBADF

The argument s is not a valid descriptor.

ENOMEM

There was insufficient user memory for the operation to complete.

ENOSR

There were insufficient STREAMS resources available for the operation to complete.

ENOTCONN

The socket is not connected.

ENOTSOCK

The argument s is not a socket.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE MT-Level Safe

SEE ALSO

accept(3SOCKET), bind(3SOCKET), getsockname(3SOCKET), socket(3SOCKET), attributes(5), socket.h(3HEAD)

Index

NAME

SYNOPSIS

DESCRIPTION

RETURN VALUES

ERRORS

ATTRIBUTES

SEE ALSO

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