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Based on 1 normalized pattern(s): this sctp implementation is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 or at your option any later version this sctp implementation is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with gnu cc see the file copying if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 42 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190523091649.683323110@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
170 lines
3.8 KiB
C
170 lines
3.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/* SCTP kernel implementation
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* (C) Copyright IBM Corp. 2001, 2004
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* Copyright (c) 1999-2000 Cisco, Inc.
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* Copyright (c) 1999-2001 Motorola, Inc.
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* Copyright (c) 2001 Intel Corp.
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*
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* This file is part of the SCTP kernel implementation
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*
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* This file converts numerical ID value to alphabetical names for SCTP
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* terms such as chunk type, parameter time, event type, etc.
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*
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* Please send any bug reports or fixes you make to the
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* email address(es):
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* lksctp developers <linux-sctp@vger.kernel.org>
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*
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* Written or modified by:
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* La Monte H.P. Yarroll <piggy@acm.org>
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* Karl Knutson <karl@athena.chicago.il.us>
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* Xingang Guo <xingang.guo@intel.com>
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* Jon Grimm <jgrimm@us.ibm.com>
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* Daisy Chang <daisyc@us.ibm.com>
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* Sridhar Samudrala <sri@us.ibm.com>
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*/
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#include <net/sctp/sctp.h>
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/* These are printable forms of Chunk ID's from section 3.1. */
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static const char *const sctp_cid_tbl[SCTP_NUM_BASE_CHUNK_TYPES] = {
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"DATA",
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"INIT",
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"INIT_ACK",
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"SACK",
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"HEARTBEAT",
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"HEARTBEAT_ACK",
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"ABORT",
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"SHUTDOWN",
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"SHUTDOWN_ACK",
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"ERROR",
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"COOKIE_ECHO",
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"COOKIE_ACK",
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"ECN_ECNE",
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"ECN_CWR",
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"SHUTDOWN_COMPLETE",
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};
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/* Lookup "chunk type" debug name. */
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const char *sctp_cname(const union sctp_subtype cid)
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{
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if (cid.chunk <= SCTP_CID_BASE_MAX)
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return sctp_cid_tbl[cid.chunk];
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switch (cid.chunk) {
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case SCTP_CID_ASCONF:
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return "ASCONF";
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case SCTP_CID_ASCONF_ACK:
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return "ASCONF_ACK";
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case SCTP_CID_FWD_TSN:
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return "FWD_TSN";
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case SCTP_CID_AUTH:
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return "AUTH";
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case SCTP_CID_RECONF:
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return "RECONF";
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case SCTP_CID_I_DATA:
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return "I_DATA";
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case SCTP_CID_I_FWD_TSN:
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return "I_FWD_TSN";
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default:
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break;
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}
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return "unknown chunk";
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}
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/* These are printable forms of the states. */
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const char *const sctp_state_tbl[SCTP_STATE_NUM_STATES] = {
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"STATE_CLOSED",
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"STATE_COOKIE_WAIT",
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"STATE_COOKIE_ECHOED",
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"STATE_ESTABLISHED",
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"STATE_SHUTDOWN_PENDING",
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"STATE_SHUTDOWN_SENT",
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"STATE_SHUTDOWN_RECEIVED",
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"STATE_SHUTDOWN_ACK_SENT",
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};
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/* Events that could change the state of an association. */
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const char *const sctp_evttype_tbl[] = {
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"EVENT_T_unknown",
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"EVENT_T_CHUNK",
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"EVENT_T_TIMEOUT",
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"EVENT_T_OTHER",
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"EVENT_T_PRIMITIVE"
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};
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/* Return value of a state function */
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const char *const sctp_status_tbl[] = {
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"DISPOSITION_DISCARD",
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"DISPOSITION_CONSUME",
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"DISPOSITION_NOMEM",
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"DISPOSITION_DELETE_TCB",
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"DISPOSITION_ABORT",
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"DISPOSITION_VIOLATION",
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"DISPOSITION_NOT_IMPL",
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"DISPOSITION_ERROR",
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"DISPOSITION_BUG"
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};
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/* Printable forms of primitives */
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static const char *const sctp_primitive_tbl[SCTP_NUM_PRIMITIVE_TYPES] = {
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"PRIMITIVE_ASSOCIATE",
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"PRIMITIVE_SHUTDOWN",
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"PRIMITIVE_ABORT",
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"PRIMITIVE_SEND",
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"PRIMITIVE_REQUESTHEARTBEAT",
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"PRIMITIVE_ASCONF",
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};
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/* Lookup primitive debug name. */
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const char *sctp_pname(const union sctp_subtype id)
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{
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if (id.primitive <= SCTP_EVENT_PRIMITIVE_MAX)
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return sctp_primitive_tbl[id.primitive];
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return "unknown_primitive";
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}
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static const char *const sctp_other_tbl[] = {
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"NO_PENDING_TSN",
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"ICMP_PROTO_UNREACH",
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};
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/* Lookup "other" debug name. */
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const char *sctp_oname(const union sctp_subtype id)
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{
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if (id.other <= SCTP_EVENT_OTHER_MAX)
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return sctp_other_tbl[id.other];
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return "unknown 'other' event";
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}
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static const char *const sctp_timer_tbl[] = {
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"TIMEOUT_NONE",
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"TIMEOUT_T1_COOKIE",
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"TIMEOUT_T1_INIT",
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"TIMEOUT_T2_SHUTDOWN",
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"TIMEOUT_T3_RTX",
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"TIMEOUT_T4_RTO",
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"TIMEOUT_T5_SHUTDOWN_GUARD",
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"TIMEOUT_HEARTBEAT",
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"TIMEOUT_RECONF",
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"TIMEOUT_SACK",
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"TIMEOUT_AUTOCLOSE",
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};
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/* Lookup timer debug name. */
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const char *sctp_tname(const union sctp_subtype id)
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{
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BUILD_BUG_ON(SCTP_EVENT_TIMEOUT_MAX + 1 != ARRAY_SIZE(sctp_timer_tbl));
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if (id.timeout < ARRAY_SIZE(sctp_timer_tbl))
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return sctp_timer_tbl[id.timeout];
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return "unknown_timer";
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}
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