Exemplo n.º 1
0
/* protected by conn_mutex */
int
ldap_int_flush_request(
	LDAP *ld,
	LDAPRequest *lr )
{
	LDAPConn *lc = lr->lr_conn;

	LDAP_ASSERT_MUTEX_OWNER( &ld->ld_conn_mutex );
	if ( ber_flush2( lc->lconn_sb, lr->lr_ber, LBER_FLUSH_FREE_NEVER ) != 0 ) {
		if ( sock_errno() == EAGAIN ) {
			/* need to continue write later */
			lr->lr_status = LDAP_REQST_WRITING;
			ldap_mark_select_write( ld, lc->lconn_sb );
			ld->ld_errno = LDAP_BUSY;
			return -2;
		} else {
			ld->ld_errno = LDAP_SERVER_DOWN;
			ldap_free_request( ld, lr );
			ldap_free_connection( ld, lc, 0, 0 );
			return( -1 );
		}
	} else {
		if ( lr->lr_parent == NULL ) {
			lr->lr_ber->ber_end = lr->lr_ber->ber_ptr;
			lr->lr_ber->ber_ptr = lr->lr_ber->ber_buf;
		}
		lr->lr_status = LDAP_REQST_INPROGRESS;

		/* sent -- waiting for a response */
		ldap_mark_select_read( ld, lc->lconn_sb );
		ldap_clear_select_write( ld, lc->lconn_sb );
	}
	return 0;
}
Exemplo n.º 2
0
int
ldap_open_internal_connection( LDAP **ldp, ber_socket_t *fdp )
{
	int rc;
	LDAPConn *c;
	LDAPRequest *lr;
	LDAP	*ld;

	rc = ldap_create( &ld );
	if( rc != LDAP_SUCCESS ) {
		*ldp = NULL;
		return( rc );
	}

	/* Make it appear that a search request, msgid 0, was sent */
	lr = (LDAPRequest *)LDAP_CALLOC( 1, sizeof( LDAPRequest ));
	if( lr == NULL ) {
		ldap_unbind_ext( ld, NULL, NULL );
		*ldp = NULL;
		return( LDAP_NO_MEMORY );
	}
	memset(lr, 0, sizeof( LDAPRequest ));
	lr->lr_msgid = 0;
	lr->lr_status = LDAP_REQST_INPROGRESS;
	lr->lr_res_errno = LDAP_SUCCESS;
	/* no mutex lock needed, we just created this ld here */
	ld->ld_requests = lr;

	LDAP_MUTEX_LOCK( &ld->ld_conn_mutex );
	/* Attach the passed socket as the *LDAP's connection */
	c = ldap_new_connection( ld, NULL, 1, 0, NULL, 0, 0 );
	if( c == NULL ) {
		ldap_unbind_ext( ld, NULL, NULL );
		*ldp = NULL;
		LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );
		return( LDAP_NO_MEMORY );
	}
	ber_sockbuf_ctrl( c->lconn_sb, LBER_SB_OPT_SET_FD, fdp );
#ifdef LDAP_DEBUG
	ber_sockbuf_add_io( c->lconn_sb, &ber_sockbuf_io_debug,
		LBER_SBIOD_LEVEL_PROVIDER, (void *)"int_" );
#endif
	ber_sockbuf_add_io( c->lconn_sb, &ber_sockbuf_io_tcp,
	  LBER_SBIOD_LEVEL_PROVIDER, NULL );
	ld->ld_defconn = c;
	LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );

	/* Add the connection to the *LDAP's select pool */
	ldap_mark_select_read( ld, c->lconn_sb );
	ldap_mark_select_write( ld, c->lconn_sb );

	/* Make this connection an LDAP V3 protocol connection */
	rc = LDAP_VERSION3;
	ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &rc );
	*ldp = ld;

	++ld->ld_defconn->lconn_refcnt;	/* so it never gets closed/freed */

	return( LDAP_SUCCESS );
}
Exemplo n.º 3
0
int
ldap_init_fd(
	ber_socket_t fd,
	int proto,
	LDAP_CONST char *url,
	LDAP **ldp
)
{
	int rc;
	LDAP *ld;
	LDAPConn *conn;

	*ldp = NULL;
	rc = ldap_create( &ld );
	if( rc != LDAP_SUCCESS )
		return( rc );

	if (url != NULL) {
		rc = ldap_set_option(ld, LDAP_OPT_URI, url);
		if ( rc != LDAP_SUCCESS ) {
			ldap_ld_free(ld, 1, NULL, NULL);
			return rc;
		}
	}

	/* Attach the passed socket as the LDAP's connection */
	conn = ldap_new_connection( ld, NULL, 1, 0, NULL);
	if( conn == NULL ) {
		ldap_unbind_ext( ld, NULL, NULL );
		return( LDAP_NO_MEMORY );
	}
	ber_sockbuf_ctrl( conn->lconn_sb, LBER_SB_OPT_SET_FD, &fd );
	ld->ld_defconn = conn;
	++ld->ld_defconn->lconn_refcnt;	/* so it never gets closed/freed */

	switch( proto ) {
	case LDAP_PROTO_TCP:
#ifdef LDAP_DEBUG
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_debug,
			LBER_SBIOD_LEVEL_PROVIDER, (void *)"tcp_" );
#endif
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_tcp,
			LBER_SBIOD_LEVEL_PROVIDER, NULL );
		break;

#ifdef LDAP_CONNECTIONLESS
	case LDAP_PROTO_UDP:
#ifdef LDAP_DEBUG
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_debug,
			LBER_SBIOD_LEVEL_PROVIDER, (void *)"udp_" );
#endif
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_udp,
			LBER_SBIOD_LEVEL_PROVIDER, NULL );
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_readahead,
			LBER_SBIOD_LEVEL_PROVIDER, NULL );
		break;
#endif /* LDAP_CONNECTIONLESS */

	case LDAP_PROTO_IPC:
#ifdef LDAP_DEBUG
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_debug,
			LBER_SBIOD_LEVEL_PROVIDER, (void *)"ipc_" );
#endif
		ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_fd,
			LBER_SBIOD_LEVEL_PROVIDER, NULL );
		break;

	case LDAP_PROTO_EXT:
		/* caller must supply sockbuf handlers */
		break;

	default:
		ldap_unbind_ext( ld, NULL, NULL );
		return LDAP_PARAM_ERROR;
	}

#ifdef LDAP_DEBUG
	ber_sockbuf_add_io( conn->lconn_sb, &ber_sockbuf_io_debug,
		INT_MAX, (void *)"ldap_" );
#endif

	/* Add the connection to the *LDAP's select pool */
	ldap_mark_select_read( ld, conn->lconn_sb );
	ldap_mark_select_write( ld, conn->lconn_sb );
	
	*ldp = ld;
	return LDAP_SUCCESS;
}