shutdown: vypněte část plně duplexního připojení

Originální popis anglicky: shutdown - shut down part of a full-duplex connection

Návod, kniha: Linux Programmer's Manual

STRUČNĚ

#include <sys/socket.h> int shutdown(int s, int how);

POPIS / INSTRUKCE

The shutdown call causes all or part of a full-duplex connection on the socket associated with s to be shut down. If how is SHUT_RD, further receptions will be disallowed. If how is SHUT_WR, further transmissions will be disallowed. If how is SHUT_RDWR, further receptions and transmissions will be disallowed.

NÁVRATOVÁ HODNOTA

On success, zero is returned. On error, -1 is returned, and errno is set appropriately.

CHYBY / ERRORY

EBADF

s is not a valid descriptor.

ENOTCONN

The specified socket is not connected.

ENOTSOCK

s is a file, not a socket.

NOTES

The constants SHUT_RD, SHUT_WR, SHUT_RDWR have the value 0, 1, 2, respectively, and are defined in <sys/socket.h> since glibc-2.1.91.

ODPOVÍDAJÍCÍ

4.4BSD (the shutdown function call first appeared in 4.2BSD).

SOUVISEJÍCÍ

connect(2), socket(2)