src/libfreebobavc/avc_subunit_info.cpp

/* avc_subunit_info.cpp
 * Copyright (C) 2005 by Daniel Wagner
 *
 * This file is part of FreeBob.
 *
 * FreeBob 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.
 * FreeBob 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 FreeBob; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA.
 */

#include "avc_subunit_info.h"
#include "serialize.h"
#include "ieee1394service.h"

#include <netinet/in.h>
#include <iostream>

using namespace std;

SubUnitInfoCmd::SubUnitInfoCmd( Ieee1394Service* ieee1349service )
    : AVCCommand( ieee1349service, AVC1394_CMD_SUBUNIT_INFO )
{
    clear();
}

bool
SubUnitInfoCmd::clear()
{
    m_page = 0xff;
    m_extension_code = 0x7;
    for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
        m_table[i].m_subunit_type = 0xff;
        m_table[i].m_max_subunit_id = 0xff;
    }
    m_nrOfValidEntries = 0;
    return true;
}


SubUnitInfoCmd::~SubUnitInfoCmd()
{
}

bool
SubUnitInfoCmd::serialize( IOSSerialize& se )
{
    AVCCommand::serialize( se );

    byte_t operand = 0;
    operand = ((  m_page & 0x7 ) << 4 ) | ( m_extension_code & 0x7 );
    se.write( operand, "SubUnitInfoCmd page and extension_code" );

    for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
        operand =  ( m_table[i].m_subunit_type << 3 )
                   | ( m_table[i].m_max_subunit_id & 0x7 );
        se.write( operand, "SubUnitInfoCmd subunit_type and max_subunit_ID" );
    }

    return true;
}

bool
SubUnitInfoCmd::deserialize( IISDeserialize& de )
{
    AVCCommand::deserialize( de );

    byte_t operand;
    de.read( &operand );
    m_page = ( operand >> 4 ) & 0x7;
    m_extension_code = operand & 0x7;

    m_nrOfValidEntries = 0;
    for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
        de.read( &operand );
        m_table[i].m_subunit_type = operand >> 3;
        m_table[i].m_max_subunit_id = operand & 0x7;

        if ( operand != 0xff ) {
            m_nrOfValidEntries++;
        }
    }

    return true;
}
1	/* avc_subunit_info.cpp
2	* Copyright (C) 2005 by Daniel Wagner
3	*
4	* This file is part of FreeBob.
5	*
6	* FreeBob is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	* FreeBob is distributed in the hope that it will be useful,
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13	* GNU General Public License for more details.
14	*
15	* You should have received a copy of the GNU General Public License
16	* along with FreeBob; if not, write to the Free Software
17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
18	* MA 02111-1307 USA.
19	*/
20
21	#include "avc_subunit_info.h"
22	#include "serialize.h"
23	#include "ieee1394service.h"
24
25	#include <netinet/in.h>
26	#include <iostream>
27
28	using namespace std;
29
30	SubUnitInfoCmd::SubUnitInfoCmd( Ieee1394Service* ieee1349service )
31	: AVCCommand( ieee1349service, AVC1394_CMD_SUBUNIT_INFO )
32	{
33	clear();
34	}
35
36	bool
37	SubUnitInfoCmd::clear()
38	{
39	m_page = 0xff;
40	m_extension_code = 0x7;
41	for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
42	m_table[i].m_subunit_type = 0xff;
43	m_table[i].m_max_subunit_id = 0xff;
44	}
45	m_nrOfValidEntries = 0;
46	return true;
47	}
48
49
50	SubUnitInfoCmd::~SubUnitInfoCmd()
51	{
52	}
53
54	bool
55	SubUnitInfoCmd::serialize( IOSSerialize& se )
56	{
57	AVCCommand::serialize( se );
58
59	byte_t operand = 0;
60	operand = (( m_page & 0x7 ) << 4 ) \| ( m_extension_code & 0x7 );
61	se.write( operand, "SubUnitInfoCmd page and extension_code" );
62
63	for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
64	operand = ( m_table[i].m_subunit_type << 3 )
65	\| ( m_table[i].m_max_subunit_id & 0x7 );
66	se.write( operand, "SubUnitInfoCmd subunit_type and max_subunit_ID" );
67	}
68
69	return true;
70	}
71
72	bool
73	SubUnitInfoCmd::deserialize( IISDeserialize& de )
74	{
75	AVCCommand::deserialize( de );
76
77	byte_t operand;
78	de.read( &operand );
79	m_page = ( operand >> 4 ) & 0x7;
80	m_extension_code = operand & 0x7;
81
82	m_nrOfValidEntries = 0;
83	for ( int i = 0; i < eMaxSubunitsPerPage; ++i ) {
84	de.read( &operand );
85	m_table[i].m_subunit_type = operand >> 3;
86	m_table[i].m_max_subunit_id = operand & 0x7;
87
88	if ( operand != 0xff ) {
89	m_nrOfValidEntries++;
90	}
91	}
92
93	return true;
94	}