bool CTag::WriteNewEd2kTag(CFileDataIO* data, EUtf8Str eStrEncode) const
{
// Write tag type
uint8 uType;
if (IsInt()) {
if (m_uVal <= 0xFF) {
uType = TAGTYPE_UINT8;
} else if (m_uVal <= 0xFFFF) {
uType = TAGTYPE_UINT16;
} else if (m_uVal <= 0xFFFFFFFF) {
uType = TAGTYPE_UINT32;
} else {
uType = TAGTYPE_UINT64;
}
} else if (IsStr()) {
uint16 uStrValLen = GetRawSize(*m_pstrVal, eStrEncode);
if (uStrValLen >= 1 && uStrValLen <= 16) {
uType = TAGTYPE_STR1 + uStrValLen - 1;
} else {
uType = TAGTYPE_STRING;
}
} else {
uType = m_uType;
}
// Write tag name
if (!m_Name.IsEmpty()) {
data->WriteUInt8(uType);
data->WriteString(m_Name,utf8strNone);
} else {
wxASSERT( m_uName != 0 );
data->WriteUInt8(uType | 0x80);
data->WriteUInt8(m_uName);
}
// Write tag data
switch (uType) {
case TAGTYPE_STRING:
data->WriteString(*m_pstrVal,eStrEncode);
break;
case TAGTYPE_UINT64:
data->WriteUInt64(m_uVal);
break;
case TAGTYPE_UINT32:
data->WriteUInt32(m_uVal);
break;
case TAGTYPE_UINT16:
data->WriteUInt16(m_uVal);
break;
case TAGTYPE_UINT8:
data->WriteUInt8(m_uVal);
break;
case TAGTYPE_FLOAT32:
//#warning Endianess problem?
data->Write(&m_fVal, 4);
break;
case TAGTYPE_HASH16:
data->WriteHash(*m_hashVal);
break;
case TAGTYPE_BLOB:
data->WriteUInt32(m_nSize);
data->Write(m_pData, m_nSize);
break;
default:
// See comment on the default: of CTag::CTag(const CFileDataIO& data, bool bOptUTF8)
if (uType >= TAGTYPE_STR1 && uType <= TAGTYPE_STR16) {
// Sending '0' as len size makes it not write the len on the IO file.
// This is because this tag types send the len as their type.
data->WriteString(*m_pstrVal,eStrEncode,0);
} else {
printf("%s; Unknown tag: type=0x%02X\n", __FUNCTION__, uType);
wxFAIL;
return false;
}
break;
}
return true;
}
u64 CISOFileReader::GetDataSize() const
{
return GetRawSize();
}
