/* packet-rmp.c * Routines for HP remote management protocol * Gilbert Ramirez * * $Id: packet-rmp.c,v 1.2 2003/03/03 14:08:39 jmayer Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program 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 * of the License, or (at your option) any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include "etypes.h" #include "packet-hpext.h" static dissector_handle_t data_handle; static int proto_rmp = -1; static int hf_rmp_type = -1; static int hf_rmp_retcode = -1; static int hf_rmp_seqnum = -1; static int hf_rmp_sessionid = -1; static int hf_rmp_version = -1; static int hf_rmp_machtype = -1; static int hf_rmp_filename = -1; static int hf_rmp_offset = -1; static int hf_rmp_size = -1; static gint ett_rmp = -1; /* * Possible values for "rmp_type" fields. */ #define RMP_BOOT_REQ 1 /* boot request packet */ #define RMP_BOOT_REPL 129 /* boot reply packet */ #define RMP_READ_REQ 2 /* read request packet */ #define RMP_READ_REPL 130 /* read reply packet */ #define RMP_BOOT_DONE 3 /* boot complete packet */ /* * RMP error codes */ #define RMP_E_OKAY 0 #define RMP_E_EOF 2 /* read reply: returned end of file */ #define RMP_E_ABORT 3 /* abort operation */ #define RMP_E_BUSY 4 /* boot reply: server busy */ #define RMP_E_TIMEOUT 5 /* lengthen time out (not implemented) */ #define RMP_E_NOFILE 16 /* boot reply: file does not exist */ #define RMP_E_OPENFILE 17 /* boot reply: file open failed */ #define RMP_E_NODFLT 18 /* boot reply: default file does not exist */ #define RMP_E_OPENDFLT 19 /* boot reply: default file open failed */ #define RMP_E_BADSID 25 /* read reply: bad session ID */ #define RMP_E_BADPACKET 27 /* Bad packet detected */ const value_string rmp_type_vals[] = { { RMP_BOOT_REQ, "Boot Request" }, { RMP_BOOT_REPL, "Boot Reply" }, { RMP_READ_REQ, "Read Request" }, { RMP_READ_REPL, "Read Reply" }, { RMP_BOOT_DONE, "Boot Done" }, { 0x00, NULL } }; const value_string rmp_error_vals[] = { { RMP_E_OKAY, "OK" }, { RMP_E_EOF, "End Of File" }, { RMP_E_ABORT, "Abort Operation" }, { RMP_E_BUSY, "Server Busy" }, { RMP_E_TIMEOUT, "Lengthen Time Out" }, { RMP_E_NOFILE, "File Does Not Exist" }, { RMP_E_OPENFILE, "File Open Failed" }, { RMP_E_NODFLT, "Default File Does Not Exist" }, { RMP_E_OPENDFLT, "Default File Open Failed" }, { RMP_E_BADSID, "Bad Session Id" }, { RMP_E_OPENDFLT, "Bad Packet Detected" }, { 0x00, NULL } }; static void dissect_rmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_tree *rmp_tree = NULL; proto_item *ti = NULL; guint8 type, len; if (check_col(pinfo->cinfo, COL_PROTOCOL)) { col_set_str(pinfo->cinfo, COL_PROTOCOL, "RMP"); } if (check_col(pinfo->cinfo, COL_INFO)) { col_clear(pinfo->cinfo, COL_INFO); } type = tvb_get_guint8(tvb, 0); if (check_col(pinfo->cinfo, COL_INFO)) { col_set_str(pinfo->cinfo, COL_INFO, val_to_str(type, rmp_type_vals, "Unknown Type")); } if (tree) { ti = proto_tree_add_item(tree, proto_rmp, tvb, 0, -1, FALSE); rmp_tree = proto_item_add_subtree(ti, ett_rmp); proto_tree_add_uint(rmp_tree, hf_rmp_type, tvb, 0, 1, type); switch (type) { case RMP_BOOT_REQ: proto_tree_add_item(rmp_tree, hf_rmp_retcode, tvb, 1, 1, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_seqnum, tvb, 2, 4, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_sessionid, tvb, 6, 2, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_version, tvb, 8, 2, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_machtype, tvb, 10, 20, FALSE); /* The remaining fields are optional */ if(!tvb_offset_exists(tvb, 30)) return; len = tvb_get_guint8(tvb, 30); proto_tree_add_item(rmp_tree, hf_rmp_filename, tvb, 30, 1, FALSE); if(tvb_offset_exists(tvb, len+31)) call_dissector(data_handle, tvb_new_subset(tvb, len+31, -1, -1), pinfo, tree); break; case RMP_BOOT_REPL: proto_tree_add_item(rmp_tree, hf_rmp_retcode, tvb, 1, 1, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_seqnum, tvb, 2, 4, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_sessionid, tvb, 6, 2, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_version, tvb, 8, 2, FALSE); len = tvb_get_guint8(tvb, 10); proto_tree_add_item(rmp_tree, hf_rmp_filename, tvb, 10, 1, FALSE); if(tvb_offset_exists(tvb, len+11)) call_dissector(data_handle, tvb_new_subset(tvb, len+11, -1, -1), pinfo, tree); break; case RMP_READ_REQ: proto_tree_add_item(rmp_tree, hf_rmp_retcode, tvb, 1, 1, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_offset, tvb, 2, 4, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_sessionid, tvb, 6, 2, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_size, tvb, 8, 2, FALSE); if(tvb_offset_exists(tvb, 10)) call_dissector(data_handle, tvb_new_subset(tvb, 10, -1, -1), pinfo, tree); break; case RMP_READ_REPL: proto_tree_add_item(rmp_tree, hf_rmp_retcode, tvb, 1, 1, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_offset, tvb, 2, 4, FALSE); proto_tree_add_item(rmp_tree, hf_rmp_sessionid, tvb, 6, 2, FALSE); call_dissector(data_handle, tvb_new_subset(tvb, 8, -1, -1), pinfo, rmp_tree); break; case RMP_BOOT_DONE: proto_tree_add_item(rmp_tree, hf_rmp_retcode, tvb, 1, 1, FALSE); proto_tree_add_text(rmp_tree, tvb, 2, 4, "Reserved"); proto_tree_add_item(rmp_tree, hf_rmp_sessionid, tvb, 6, 2, FALSE); if(tvb_offset_exists(tvb, 8)) call_dissector(data_handle, tvb_new_subset(tvb, 6, -1, -1), pinfo, tree); break; default: call_dissector(data_handle, tvb_new_subset(tvb, 1, -1, -1), pinfo, tree); } } } void proto_register_rmp(void) { static hf_register_info hf[] = { { &hf_rmp_type, { "Type", "rmp.type", FT_UINT8, BASE_HEX, VALS(rmp_type_vals), 0x0, "", HFILL }}, { &hf_rmp_retcode, { "Returncode", "rmp.retcode", FT_UINT8, BASE_HEX, VALS(rmp_error_vals), 0x0, "", HFILL }}, { &hf_rmp_seqnum, { "Sequence Number", "rmp.seqnum", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }}, { &hf_rmp_sessionid, { "Session ID", "rmp.sessionid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }}, { &hf_rmp_version, { "Version", "rmp.version", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }}, { &hf_rmp_machtype, { "Machine Type", "rmp.machtype", FT_STRING, BASE_DEC, NULL, 0x0, "", HFILL }}, { &hf_rmp_filename, { "Filename", "rmp.filename", FT_UINT_STRING, BASE_DEC, NULL, 0x0, "", HFILL }}, { &hf_rmp_offset, { "Offset", "rmp.offset", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }}, { &hf_rmp_size, { "Size", "rmp.size", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL }}, }; static gint *ett[] = { &ett_rmp, }; proto_rmp = proto_register_protocol( "HP Remote Maintenance Protocol", "RMP", "rmp"); proto_register_field_array(proto_rmp, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); register_dissector("rmp", dissect_rmp, proto_rmp); } void proto_reg_handoff_rmp(void) { dissector_handle_t rmp_handle; data_handle = find_dissector("data"); rmp_handle = find_dissector("rmp"); dissector_add("hpext.dxsap", HPEXT_DXSAP, rmp_handle); dissector_add("hpext.dxsap", HPEXT_SXSAP, rmp_handle); }