3635d7bed7
Other minor cleanup while in the neighborhood. Change-Id: Ib76f4a9f89b5933425760af0a980c6a549031b8f Reviewed-on: https://code.wireshark.org/review/3537 Petri-Dish: Michael Mann <mmann78@netscape.net> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Michael Mann <mmann78@netscape.net>
204 lines
6.7 KiB
C
204 lines
6.7 KiB
C
/* packet-ipmi.h
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* Definitions for IPMI dissection
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* Copyright 2002-2008, Alexey Neyman, Pigeon Point Systems <avn@pigeonpoint.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __PACKET_IPMI_H__
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#define __PACKET_IPMI_H__
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#include <epan/expert.h>
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/* IPMI definitions */
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/* Max 32 netfn codes: 6 bits, of which 1 designates request/response */
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#define IPMI_NETFN_MAX 32
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/* IPMI Network Function supported values.
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*/
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#define IPMI_CHASSIS_REQ 0x00 /* Chassis */
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#define IPMI_BRIDGE_REQ 0x02 /* Bridge */
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#define IPMI_SE_REQ 0x04 /* Sensor/Event */
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#define IPMI_APP_REQ 0x06 /* Application */
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#define IPMI_UPDATE_REQ 0x08 /* Firmware update */
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#define IPMI_STORAGE_REQ 0x0a /* Storage */
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#define IPMI_TRANSPORT_REQ 0x0c /* Transport */
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#define IPMI_GROUP_REQ 0x2c /* Group */
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#define IPMI_OEM_REQ 0x2e /* OEM */
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/* Selector for dissecting OEM commands which do not carry OEM signatures.
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* IPMI spec says these commands are to be specified by OEM and depend on
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* the IANA number reported via Get Device ID. However, Wireshark has no
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* means to guess that. Therefore, allow the user to select which OEM commands
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* should be used. This applies to the following netFns: 0x08/0x09 (Update),
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* 0x30..0x3f. Note that the commands which bear defining body signature
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* (netFns 0x2c..0x2f) are registered with IPMI_OEM_NONE, as they can be
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* recognized. */
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enum {
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IPMI_OEM_NONE = 0,
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IPMI_OEM_PPS /* Pigeon Point Systems extensions */
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};
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/*
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* Command context (environment).
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*/
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enum {
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IPMI_E_NONE, /* no surround environment */
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IPMI_E_SENDMSG_RQ, /* encapsulated into Send Message request */
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IPMI_E_SENDMSG_RS, /* encapsulated into Send Message response */
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IPMI_E_GETMSG /* encapsulated into Get Message response */
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};
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/*
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* Cached IPMI message header.
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*/
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typedef struct {
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guint8 context;
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guint8 channel;
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guint8 dir;
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guint8 session;
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guint8 rs_sa;
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guint8 rs_lun;
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guint8 netfn;
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guint8 rq_sa;
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guint8 rq_lun;
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guint8 rq_seq;
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guint8 cmd;
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} ipmi_header_t;
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/* Sub-parser */
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typedef void (*ipmi_cmd_handler_t)(tvbuff_t *,
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packet_info *, proto_tree *);
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/* IPMI command structure. */
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typedef struct {
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guint32 cmd; /* Command number */
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ipmi_cmd_handler_t parse_req; /* Request parser */
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ipmi_cmd_handler_t parse_resp; /* Response parser */
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const value_string *cs_cc; /* Command-specific completion codes */
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const value_string *subfn; /* Subfunction codes */
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const char *desc; /* Command description */
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int flags; /* Command flags */
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} ipmi_cmd_t;
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/* Command flags */
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#define CMD_CALLRQ 0x02 /* Call request handler early to cache data */
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/* Get currently parsed message header */
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const ipmi_header_t * ipmi_get_hdr(packet_info * pinfo);
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/* Get completion code for currently parsed message */
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guint8 ipmi_get_ccode(packet_info * pinfo);
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/* Save request data for later use in response */
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void ipmi_set_data(packet_info *pinfo, guint idx, guint32 data);
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/* Get saved request data */
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gboolean ipmi_get_data(packet_info *pinfo, guint idx, guint32 * data);
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/* Top-level search structure: signatures (if any) + command table */
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typedef struct ipmi_netfn_handler {
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struct ipmi_netfn_handler *next;
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const char *desc;
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guint oem_selector;
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const guint8 *sig;
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ipmi_cmd_t *cmdtab;
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guint32 cmdtablen;
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} ipmi_netfn_t;
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/* Stub parser. Use this to substitute for not-yet-written subparsers;
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NULL in command table means 'no custom data in this request/response' */
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void ipmi_notimpl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
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#define IPMI_TBD ipmi_notimpl, ipmi_notimpl
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/* Add a Type/Length field to tree */
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void ipmi_add_typelen(proto_tree *tree, int hf_string, int hf_type, int hf_length, tvbuff_t *tvb,
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guint offs, gboolean is_fru);
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/* Add Timestamp in IPMI format */
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void ipmi_add_timestamp(proto_tree *tree, gint hf, tvbuff_t *tvb, guint offset);
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/* GUID, IPMI style (fields reversed, little-endian) */
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void ipmi_add_guid(proto_tree *tree, gint hf, tvbuff_t *tvb, guint offset);
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/* Common format routines */
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void ipmi_fmt_10ms_1based(gchar *, guint32);
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void ipmi_fmt_500ms_0based(gchar *, guint32);
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void ipmi_fmt_500ms_1based(gchar *, guint32);
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void ipmi_fmt_1s_0based(gchar *, guint32);
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void ipmi_fmt_1s_1based(gchar *, guint32);
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void ipmi_fmt_2s_0based(gchar *, guint32);
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void ipmi_fmt_5s_1based(gchar *, guint32);
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void ipmi_fmt_version(gchar *, guint32);
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void ipmi_fmt_channel(gchar *, guint32);
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void ipmi_fmt_udpport(gchar *, guint32);
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void ipmi_fmt_percent(gchar *, guint32);
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/* Registrar for subparsers */
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void ipmi_register_netfn_cmdtab(guint32 netfn, guint oem_selector,
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const guint8 *sig, guint32 siglen, const char *desc,
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ipmi_cmd_t *cmdtab, guint32 cmdtablen);
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/* Lookup routines */
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guint32 ipmi_getsiglen(guint32 netfn);
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const char *ipmi_getnetfnname(guint32 netfn, ipmi_netfn_t *nf);
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ipmi_netfn_t *ipmi_getnetfn(guint32 netfn, const guint8 *sig);
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ipmi_cmd_t *ipmi_getcmd(ipmi_netfn_t *nf, guint32 cmd);
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const char *ipmi_get_completion_code(guint8 completion, ipmi_cmd_t *cmd);
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/* Used for sub-registrars (ipmi_*.c) */
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extern gint proto_ipmi;
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/* Main dissection routine */
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#define IPMI_D_NONE 0x0001 /* Do not parse at all */
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#define IPMI_D_SESSION_HANDLE 0x0002 /* Session handle */
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#define IPMI_D_BROADCAST 0x0004 /* Check for broadcast message */
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#define IPMI_D_TRG_SA 0x0008 /* Target slave addr is present */
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#define IPMI_D_TMODE 0x0010 /* Bridged field instead of Rq LUN */
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#define IPMI_D_NO_CKS 0x0020 /* Checksum bytes are not present */
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#define IPMI_D_NO_RQ_SA 0x0040 /* RQ SA is not present */
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#define IPMI_D_NO_SEQ 0x0080 /* RQ Seq is not present */
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/* IPMI dissector argument */
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typedef struct {
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guint8 context;
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guint8 channel;
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guint8 flags;
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} ipmi_dissect_arg_t;
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int
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do_dissect_ipmb(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
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gint hf_parent_item, gint ett_tree, ipmi_dissect_arg_t * arg);
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#endif /* __PACKET_IPMI_H__ */
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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