/* * net/tipc/dbg.h: Include file for TIPC print buffer routines * * Copyright (c) 1997-2006, Ericsson AB * Copyright (c) 2005-2006, Wind River Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the names of the copyright holders nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _TIPC_DBG_H #define _TIPC_DBG_H /** * struct print_buf - TIPC print buffer structure * @buf: pointer to character array containing print buffer contents * @size: size of character array * @crs: pointer to first unused space in character array (i.e. final NUL) * @next: used to link print buffers when printing to more than one at a time */ struct print_buf { char *buf; u32 size; char *crs; struct print_buf *next; }; #define TIPC_PB_MIN_SIZE 64 /* minimum size for a print buffer's array */ #define TIPC_PB_MAX_STR 512 /* max printable string (with trailing NUL) */ void tipc_printbuf_init(struct print_buf *pb, char *buf, u32 size); void tipc_printbuf_reset(struct print_buf *pb); int tipc_printbuf_empty(struct print_buf *pb); int tipc_printbuf_validate(struct print_buf *pb); void tipc_printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from); void tipc_log_reinit(int log_size); void tipc_log_stop(void); struct sk_buff *tipc_log_resize(const void *req_tlv_area, int req_tlv_space); struct sk_buff *tipc_log_dump(void); #endif
