/// <summary>
/// Type設定
/// </summary>
/// <param name="tnf">TNF</param>
/// <param name="type">タイプデータ</param>
public void setType(TNF_TYPE tnf, byte[] type)
{
mTnf = tnf;
mType = type;
mHead &= 0xf8;
switch (mTnf)
{
case TNF_TYPE.WKS:
mHead |= 0x01;
break;
case TNF_TYPE.MIME:
mHead |= 0x02;
break;
}
}
/// <summary>
/// Type設定
/// </summary>
/// <param name="tnf">TNF</param>
/// <param name="type">タイプデータ</param>
public void setType(TNF_TYPE tnf, byte[] type)
{
mTnf = tnf;
mType = type;
mHead &= 0xf8;
switch(mTnf) {
case TNF_TYPE.WKS:
mHead |= 0x01;
break;
case TNF_TYPE.MIME:
mHead |= 0x02;
break;
}
}
/// <summary>
/// NDEFレコードからNdefRecordを構築
/// </summary>
/// <param name="rec"></param>
public void setRecord(byte[] rec)
{
mTnf = TNF_TYPE.EMPTY;
mType = null;
mID = null;
mPayload = null;
if((rec == null) || (rec.Length < 3)) {
//足りない
return;
}
if(((rec[0] & 0x20) == 0) || ((rec[0] & 0x10) == 0)) {
//Chunkなし、Short Recordのみにする
return;
}
if(((rec[0] & 0x08) != 0) && (rec.Length < 4)) {
//IL=1なら4byteは必要
return;
}
//長さチェック
if((rec[0] & 0x08) != 0) {
//IL=1
if(4 + rec[1] + rec[2] + rec[3] > rec.Length) {
//HEAD+TypeLen+PayloadLen+IDLen+Type+ID+Payloadが全長よりも長いことはない
return;
}
}
else {
//IL=0
if(3 + rec[1] + rec[2] > rec.Length) {
//HEAD+TypeLen+PayloadLen+Type+Payloadが全長よりも長いことはない
return;
}
}
switch(rec[0] & 0x07) {
case 0x01:
mTnf = TNF_TYPE.WKS;
break;
case 0x02:
mTnf = TNF_TYPE.MIME;
break;
default:
//WKSかMIMEのみにする
return;
}
mHead = rec[0];
int pos = 1;
//Type Length
if(rec[pos] > 0) {
mType = new byte[rec[1]];
}
pos++;
//Payload Length
if(rec[pos] > 0) {
mPayload = new byte[rec[2]];
}
pos++;
//ID Length(存在する場合)
if((mHead & 0x08) != 0) {
//IL=1
if(rec[pos] > 0) {
mID = new byte[rec[3]];
mHead |= 0x80;
}
pos++;
}
if(mType.Length > 0) {
Buffer.BlockCopy(rec, pos, mType, 0, mType.Length);
pos += mType.Length;
}
if(mID.Length > 0) {
Buffer.BlockCopy(rec, pos, mID, 0, mID.Length);
pos += mID.Length;
}
if(mPayload.Length > 0) {
Buffer.BlockCopy(rec, pos, mPayload, 0, mPayload.Length);
pos += mPayload.Length;
}
}
/// <summary>
/// NDEFレコードからNdefRecordを構築
/// </summary>
/// <param name="rec"></param>
public void setRecord(byte[] rec)
{
mTnf = TNF_TYPE.EMPTY;
mType = null;
mID = null;
mPayload = null;
if ((rec == null) || (rec.Length < 3))
{
//足りない
return;
}
if (((rec[0] & 0x20) == 0) || ((rec[0] & 0x10) == 0))
{
//Chunkなし、Short Recordのみにする
return;
}
if (((rec[0] & 0x08) != 0) && (rec.Length < 4))
{
//IL=1なら4byteは必要
return;
}
//長さチェック
if ((rec[0] & 0x08) != 0)
{
//IL=1
if (4 + rec[1] + rec[2] + rec[3] > rec.Length)
{
//HEAD+TypeLen+PayloadLen+IDLen+Type+ID+Payloadが全長よりも長いことはない
return;
}
}
else
{
//IL=0
if (3 + rec[1] + rec[2] > rec.Length)
{
//HEAD+TypeLen+PayloadLen+Type+Payloadが全長よりも長いことはない
return;
}
}
switch (rec[0] & 0x07)
{
case 0x01:
mTnf = TNF_TYPE.WKS;
break;
case 0x02:
mTnf = TNF_TYPE.MIME;
break;
default:
//WKSかMIMEのみにする
return;
}
mHead = rec[0];
int pos = 1;
//Type Length
if (rec[pos] > 0)
{
mType = new byte[rec[1]];
}
pos++;
//Payload Length
if (rec[pos] > 0)
{
mPayload = new byte[rec[2]];
}
pos++;
//ID Length(存在する場合)
if ((mHead & 0x08) != 0)
{
//IL=1
if (rec[pos] > 0)
{
mID = new byte[rec[3]];
mHead |= 0x80;
}
pos++;
}
if (mType.Length > 0)
{
Buffer.BlockCopy(rec, pos, mType, 0, mType.Length);
pos += mType.Length;
}
if (mID.Length > 0)
{
Buffer.BlockCopy(rec, pos, mID, 0, mID.Length);
pos += mID.Length;
}
if (mPayload.Length > 0)
{
Buffer.BlockCopy(rec, pos, mPayload, 0, mPayload.Length);
pos += mPayload.Length;
}
}
