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Man Pages


Manual Reference Pages  -  LIBSSH2_SESSION_BLOCK_DIRECTIONS (3)

NAME

libssh2_session_block_directions - get directions to wait for

CONTENTS

Synopsis
Description
Return Value
Availability

SYNOPSIS

#include <libssh2.h>

int libssh2_session_block_directions(LIBSSH2_SESSION *session);

DESCRIPTION

session - Session instance as returned by libssh2_session_init_ex(3)

When any of libssh2 functions return LIBSSH2_ERROR_EAGAIN an application should wait for the socket to have data available for reading or writing. Depending on the return value of libssh2_session_block_directions(3) an application should wait for read, write or both.

RETURN VALUE

Returns the set of directions as a binary mask. Can be a combination of:

LIBSSH2_SESSION_BLOCK_INBOUND: Inbound direction blocked.

LIBSSH2_SESSION_BLOCK_OUTBOUND: Outbound direction blocked.

Application should wait for data to be available for socket prior to calling a libssh2 function again. If LIBSSH2_SESSION_BLOCK_INBOUND is set select should contain the session socket in readfds set. Correspondingly in case of LIBSSH2_SESSION_BLOCK_OUTBOUND writefds set should contain the socket.

AVAILABILITY

Added in 1.0
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libssh2 1.0 LIBSSH2_SESSION_BLOCK_DIRECTIONS (3) 1 Oct 2008

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