169 lines
3.0 KiB
C
169 lines
3.0 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2003-2011 Marcel Holtmann <marcel@holtmann.org>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include "parser.h"
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static char *type2str(uint8_t head)
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{
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switch (head & 0xf0) {
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case 0x00:
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return "Handshake";
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case 0x10:
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return "Control";
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case 0x40:
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return "Get report";
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case 0x50:
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return "Set report";
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case 0x60:
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return "Get protocol";
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case 0x70:
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return "Set protocol";
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case 0x80:
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return "Get idle";
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case 0x90:
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return "Set idle";
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case 0xa0:
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return "Data";
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case 0xb0:
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return "Data continuation";
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default:
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return "Reserved";
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}
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}
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static char *result2str(uint8_t head)
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{
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switch (head & 0x0f) {
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case 0x00:
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return "Successful";
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case 0x01:
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return "Not ready";
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case 0x02:
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return "Invalid report ID";
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case 0x03:
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return "Unsupported request";
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case 0x04:
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return "Invalid parameter";
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case 0x0e:
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return "Unknown";
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case 0x0f:
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return "Fatal";
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default:
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return "Reserved";
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}
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}
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static char *operation2str(uint8_t head)
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{
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switch (head & 0x0f) {
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case 0x00:
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return "No operation";
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case 0x01:
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return "Hard reset";
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case 0x02:
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return "Soft reset";
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case 0x03:
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return "Suspend";
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case 0x04:
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return "Exit suspend";
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case 0x05:
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return "Virtual cable unplug";
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default:
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return "Reserved";
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}
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}
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static char *report2str(uint8_t head)
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{
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switch (head & 0x03) {
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case 0x00:
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return "Other report";
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case 0x01:
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return "Input report";
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case 0x02:
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return "Output report";
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case 0x03:
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return "Feature report";
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default:
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return "Reserved";
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}
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}
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static char *protocol2str(uint8_t head)
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{
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switch (head & 0x01) {
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case 0x00:
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return "Boot protocol";
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case 0x01:
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return "Report protocol";
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default:
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return "Reserved";
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}
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}
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void hidp_dump(int level, struct frame *frm)
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{
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uint8_t hdr;
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char *param;
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hdr = get_u8(frm);
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switch (hdr & 0xf0) {
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case 0x00:
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param = result2str(hdr);
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break;
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case 0x10:
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param = operation2str(hdr);
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break;
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case 0x60:
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case 0x70:
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param = protocol2str(hdr);
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break;
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case 0x40:
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case 0x50:
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case 0xa0:
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case 0xb0:
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param = report2str(hdr);
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break;
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default:
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param = "";
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break;
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}
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p_indent(level, frm);
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printf("HIDP: %s: %s\n", type2str(hdr), param);
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raw_dump(level, frm);
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}
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