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author | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
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committer | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
commit | 669db206cb1f270046ad400fff7655e20c63e723 (patch) | |
tree | 4eff24a2e16c8963e497e1fc575f35e6af59bd26 /packet-v120.c | |
parent | ae46c27a38700af669ef907491081f09df6f6b2c (diff) | |
download | wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.gz wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.bz2 wireshark-669db206cb1f270046ad400fff7655e20c63e723.zip |
Move dissectors to epan/dissectors directory.
Also move ncp222.py, x11-fields, process-x11-fields.pl,
make-reg-dotc, and make-reg-dotc.py.
Adjust #include lines in files that include packet-*.h
files.
svn path=/trunk/; revision=11410
Diffstat (limited to 'packet-v120.c')
-rw-r--r-- | packet-v120.c | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/packet-v120.c b/packet-v120.c deleted file mode 100644 index b47668fc2a..0000000000 --- a/packet-v120.c +++ /dev/null @@ -1,305 +0,0 @@ -/* packet-v120.c - * Routines for v120 frame disassembly - * Bert Driehuis <driehuis@playbeing.org> - * - * $Id$ - * - * Ethereal - Network traffic analyzer - * By Gerald Combs <gerald@ethereal.com> - * Copyright 1998 - * - * 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 <stdio.h> -#include <glib.h> -#include <string.h> -#include <epan/packet.h> -#include "xdlc.h" - -static int proto_v120 = -1; -static int hf_v120_address = -1; -static int hf_v120_control = -1; -static int hf_v120_n_r = -1; -static int hf_v120_n_s = -1; -static int hf_v120_p = -1; -static int hf_v120_p_ext = -1; -static int hf_v120_f = -1; -static int hf_v120_f_ext = -1; -static int hf_v120_s_ftype = -1; -static int hf_v120_u_modifier_cmd = -1; -static int hf_v120_u_modifier_resp = -1; -static int hf_v120_ftype_i = -1; -static int hf_v120_ftype_s_u = -1; -static int hf_v120_ftype_s_u_ext = -1; -static int hf_v120_header = -1; - -static gint ett_v120 = -1; -static gint ett_v120_address = -1; -static gint ett_v120_control = -1; -static gint ett_v120_header = -1; - -static dissector_handle_t data_handle; - -static int dissect_v120_header(tvbuff_t *tvb, int offset, proto_tree *tree); - -/* Used only for U frames */ -static const xdlc_cf_items v120_cf_items = { - NULL, - NULL, - &hf_v120_p, - &hf_v120_f, - NULL, - &hf_v120_u_modifier_cmd, - &hf_v120_u_modifier_resp, - NULL, - &hf_v120_ftype_s_u -}; - -/* Used only for I and S frames */ -static const xdlc_cf_items v120_cf_items_ext = { - &hf_v120_n_r, - &hf_v120_n_s, - &hf_v120_p_ext, - &hf_v120_f_ext, - &hf_v120_s_ftype, - NULL, - NULL, - &hf_v120_ftype_i, - &hf_v120_ftype_s_u_ext -}; - -static void -dissect_v120(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) -{ - proto_tree *v120_tree, *tc, *address_tree; - proto_item *ti; - int is_response; - int addr; - char info[80]; - int v120len; - guint8 byte0, byte1; - guint16 control; - tvbuff_t *next_tvb; - - if (check_col(pinfo->cinfo, COL_PROTOCOL)) - col_set_str(pinfo->cinfo, COL_PROTOCOL, "V.120"); - if (check_col(pinfo->cinfo, COL_INFO)) - col_clear(pinfo->cinfo, COL_INFO); - - byte0 = tvb_get_guint8(tvb, 0); - - if(check_col(pinfo->cinfo, COL_RES_DL_SRC)) - col_add_fstr(pinfo->cinfo, COL_RES_DL_SRC, "0x%02X", byte0); - - byte1 = tvb_get_guint8(tvb, 1); - - if ((byte0 & 0x01) != 0x00 && (byte1 && 0x01) != 0x01) - { - if (check_col(pinfo->cinfo, COL_INFO)) - col_set_str(pinfo->cinfo, COL_INFO, "Invalid V.120 frame"); - if (tree) - ti = proto_tree_add_protocol_format(tree, proto_v120, tvb, 0, -1, - "Invalid V.120 frame"); - return; - } - - if (pinfo->p2p_dir == P2P_DIR_SENT) { - is_response = (byte0 & 0x02) ? FALSE: TRUE; - if(check_col(pinfo->cinfo, COL_RES_DL_DST)) - col_set_str(pinfo->cinfo, COL_RES_DL_DST, "DCE"); - if(check_col(pinfo->cinfo, COL_RES_DL_SRC)) - col_set_str(pinfo->cinfo, COL_RES_DL_SRC, "DTE"); - } else { - /* XXX - what if the direction is unknown? */ - is_response = (byte0 & 0x02) ? TRUE : FALSE; - if(check_col(pinfo->cinfo, COL_RES_DL_DST)) - col_set_str(pinfo->cinfo, COL_RES_DL_DST, "DTE"); - if(check_col(pinfo->cinfo, COL_RES_DL_SRC)) - col_set_str(pinfo->cinfo, COL_RES_DL_SRC, "DCE"); - } - - if (tree) { - ti = proto_tree_add_protocol_format(tree, proto_v120, tvb, 0, -1, "V.120"); - v120_tree = proto_item_add_subtree(ti, ett_v120); - addr = byte1 << 8 | byte0; - sprintf(info, "LLI: %d C/R: %s", - ((byte0 & 0xfc) << 5) | ((byte1 & 0xfe) >> 1), - byte0 & 0x02 ? "R" : "C"); - tc = proto_tree_add_text(v120_tree, tvb, - 0, 2, - "Address field: %s", info); - address_tree = proto_item_add_subtree(tc, ett_v120_address); - proto_tree_add_text(address_tree, tvb, 0, 2, - decode_boolean_bitfield(addr, 0x0002, 2*8, - "Response", "Command"), NULL); - sprintf(info, "LLI: %d", ((byte0 & 0xfc) << 5) | ((byte1 & 0xfe) >> 1)); - proto_tree_add_text(address_tree, tvb, 0, 2, - decode_numeric_bitfield(addr, 0xfefc, 2*8, info)); - proto_tree_add_text(address_tree, tvb, 0, 2, - decode_boolean_bitfield(addr, 0x0001, 2*8, - "EA0 = 1 (Error)", "EA0 = 0"), NULL); - proto_tree_add_text(address_tree, tvb, 0, 2, - decode_boolean_bitfield(addr, 0x0100, 2*8, - "EA1 = 1", "EA1 = 0 (Error)"), NULL); - } - else { - v120_tree = NULL; - ti = NULL; - } - control = dissect_xdlc_control(tvb, 2, pinfo, v120_tree, hf_v120_control, - ett_v120_control, &v120_cf_items, &v120_cf_items_ext, - NULL, NULL, is_response, TRUE, FALSE); - if (tree) { - v120len = 2 + XDLC_CONTROL_LEN(control, TRUE); - if (tvb_bytes_exist(tvb, v120len, 1)) - v120len += dissect_v120_header(tvb, v120len, v120_tree); - proto_item_set_len(ti, v120len); - next_tvb = tvb_new_subset(tvb, v120len, -1, -1); - call_dissector(data_handle,next_tvb, pinfo, v120_tree); - } -} - -static int -dissect_v120_header(tvbuff_t *tvb, int offset, proto_tree *tree) -{ - char info[80]; - int header_len, nbits; - int header; - proto_tree *h_tree, *tc; - guint8 byte0; - - byte0 = tvb_get_guint8(tvb, offset); - - if (byte0 & 0x80) { - header_len = 1; - header = byte0; - } else { - header_len = 2; - header = byte0 | tvb_get_guint8(tvb, offset + 1) << 8; - } - nbits = header_len * 8; - sprintf(info, "Header: B: %d F: %d", byte0 & 0x02 ? 1:0, - byte0 & 0x01 ? 1:0); - tc = proto_tree_add_text(tree, tvb, - offset, header_len, - "Header octet: %s (0x%02X)", info, byte0); - h_tree = proto_item_add_subtree(tc, ett_v120_header); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x80, nbits, - "No extension octet", "Extension octet follows"), NULL); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x40, nbits, - "Break condition", "No break condition"), NULL); - sprintf(info, "Error control C1/C2: %d", (header & 0x0c) >> 2); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_numeric_bitfield(header, 0x0c, nbits, info)); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x02, nbits, - "Segmentation bit B", "No segmentation bit B"), NULL); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x01, nbits, - "Segmentation bit F", "No segmentation bit F"), NULL); - if (header_len == 2) { - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x8000, nbits, - "E", "E bit not set (Error)"), NULL); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x4000, nbits, - "DR", "No DR"), NULL); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x2000, nbits, - "SR", "No SR"), NULL); - proto_tree_add_text(h_tree, tvb, offset, header_len, - decode_boolean_bitfield(header, 0x1000, nbits, - "RR", "No RR"), NULL); - } - return header_len; -} - -void -proto_register_v120(void) -{ - static hf_register_info hf[] = { - { &hf_v120_address, - { "Link Address", "v120.address", FT_UINT16, BASE_HEX, NULL, - 0x0, "", HFILL }}, - { &hf_v120_control, - { "Control Field", "v120.control", FT_UINT16, BASE_HEX, NULL, 0x0, - "", HFILL }}, - { &hf_v120_n_r, - { "N(R)", "v120.control.n_r", FT_UINT16, BASE_DEC, - NULL, XDLC_N_R_EXT_MASK, "", HFILL }}, - { &hf_v120_n_s, - { "N(S)", "v120.control.n_s", FT_UINT16, BASE_DEC, - NULL, XDLC_N_S_EXT_MASK, "", HFILL }}, - { &hf_v120_p, - { "Poll", "v120.control.p", FT_BOOLEAN, 8, - TFS(&flags_set_truth), XDLC_P_F, "", HFILL }}, - { &hf_v120_p_ext, - { "Poll", "v120.control.p", FT_BOOLEAN, 16, - TFS(&flags_set_truth), XDLC_P_F_EXT, "", HFILL }}, - { &hf_v120_f, - { "Final", "v120.control.f", FT_BOOLEAN, 8, - TFS(&flags_set_truth), XDLC_P_F, "", HFILL }}, - { &hf_v120_f_ext, - { "Final", "v120.control.f", FT_BOOLEAN, 16, - TFS(&flags_set_truth), XDLC_P_F_EXT, "", HFILL }}, - { &hf_v120_s_ftype, - { "Supervisory frame type", "v120.control.s_ftype", FT_UINT16, BASE_HEX, - VALS(stype_vals), XDLC_S_FTYPE_MASK, "", HFILL }}, - { &hf_v120_u_modifier_cmd, - { "Command", "v120.control.u_modifier_cmd", FT_UINT8, BASE_HEX, - VALS(modifier_vals_cmd), XDLC_U_MODIFIER_MASK, "", HFILL }}, - { &hf_v120_u_modifier_resp, - { "Response", "v120.control.u_modifier_resp", FT_UINT8, BASE_HEX, - VALS(modifier_vals_resp), XDLC_U_MODIFIER_MASK, "", HFILL }}, - { &hf_v120_ftype_i, - { "Frame type", "v120.control.ftype", FT_UINT16, BASE_HEX, - VALS(ftype_vals), XDLC_I_MASK, "", HFILL }}, - { &hf_v120_ftype_s_u, - { "Frame type", "v120.control.ftype", FT_UINT8, BASE_HEX, - VALS(ftype_vals), XDLC_S_U_MASK, "", HFILL }}, - { &hf_v120_ftype_s_u_ext, - { "Frame type", "v120.control.ftype", FT_UINT16, BASE_HEX, - VALS(ftype_vals), XDLC_S_U_MASK, "", HFILL }}, - { &hf_v120_header, - { "Header Field", "v120.header", FT_STRING, BASE_NONE, NULL, 0x0, - "", HFILL }}, - }; - static gint *ett[] = { - &ett_v120, - &ett_v120_address, - &ett_v120_control, - &ett_v120_header, - }; - - proto_v120 = proto_register_protocol("Async data over ISDN (V.120)", - "V.120", "v120"); - proto_register_field_array (proto_v120, hf, array_length(hf)); - proto_register_subtree_array(ett, array_length(ett)); - - register_dissector("v120", dissect_v120, proto_v120); -} - -void -proto_reg_handoff_v120(void) -{ - data_handle = find_dissector("data"); -} |