mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-27 03:20:22 +08:00
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* opensock.c - open a unix domain socket */
|
|
/* $OpenLDAP$ */
|
|
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
|
|
*
|
|
* Copyright 2007-2013 The OpenLDAP Foundation.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted only as authorized by the OpenLDAP
|
|
* Public License.
|
|
*
|
|
* A copy of this license is available in the file LICENSE in the
|
|
* top-level directory of the distribution or, alternatively, at
|
|
* <http://www.OpenLDAP.org/license.html>.
|
|
*/
|
|
/* ACKNOWLEDGEMENTS:
|
|
* This work was initially developed by Brian Candler for inclusion
|
|
* in OpenLDAP Software.
|
|
*/
|
|
|
|
#include "portable.h"
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <ac/errno.h>
|
|
#include <ac/string.h>
|
|
#include <ac/socket.h>
|
|
#include <ac/unistd.h>
|
|
|
|
#include "slap.h"
|
|
#include "back-sock.h"
|
|
|
|
/*
|
|
* FIXME: count the number of concurrent open sockets (since each thread
|
|
* may open one). Perhaps block here if a soft limit is reached, and fail
|
|
* if a hard limit reached
|
|
*/
|
|
|
|
FILE *
|
|
opensock(
|
|
const char *sockpath
|
|
)
|
|
{
|
|
int fd;
|
|
FILE *fp;
|
|
struct sockaddr_un sockun;
|
|
|
|
fd = socket(PF_UNIX, SOCK_STREAM, 0);
|
|
if ( fd < 0 ) {
|
|
Debug( LDAP_DEBUG_ANY, "socket create failed\n", 0, 0, 0 );
|
|
return( NULL );
|
|
}
|
|
|
|
sockun.sun_family = AF_UNIX;
|
|
sprintf(sockun.sun_path, "%.*s", (int)(sizeof(sockun.sun_path)-1),
|
|
sockpath);
|
|
if ( connect( fd, (struct sockaddr *)&sockun, sizeof(sockun) ) < 0 ) {
|
|
Debug( LDAP_DEBUG_ANY, "socket connect(%s) failed\n",
|
|
sockpath ? sockpath : "<null>", 0, 0 );
|
|
close( fd );
|
|
return( NULL );
|
|
}
|
|
|
|
if ( ( fp = fdopen( fd, "r+" ) ) == NULL ) {
|
|
Debug( LDAP_DEBUG_ANY, "fdopen failed\n", 0, 0, 0 );
|
|
close( fd );
|
|
return( NULL );
|
|
}
|
|
|
|
return( fp );
|
|
}
|