public bool SaveVersion()
{
byte[] data;
MemoryStream ms = new MemoryStream(ResManager.RES_NUM * 4 + 4);
for (int i = 0; i < ResManager.RES_NUM; ++i)
{
data = System.BitConverter.GetBytes(m_ResVer[i].ResCrc);
ms.Write(data, 0, data.Length);
}
data = ms.ToArray();
ms.Close();
uint crc = Crc.Crc32(data, 0, data.Length);
byte[] crcValue = System.BitConverter.GetBytes(crc);
MemoryStream ms2 = new MemoryStream(data.Length + crcValue.Length);
ms2.Write(crcValue, 0, crcValue.Length);
ms2.Write(data, 0, data.Length);
bool bRet = RuntimeInfo.SaveLocalFile(RuntimeInfo.GetVersionFileName(), ms2.ToArray());
ms2.Close();
return(bRet);
}
public void Init()
{
//读取自带的版本号
LoadInnerVersion();
//读取SD卡的版本
byte[] data = RuntimeInfo.GetLocalFile(RuntimeInfo.GetVersionFileName());
if (data == null || data.Length != ResManager.RES_NUM * 4 + 4)
{
return;
}
uint crc = Crc.Crc32(data, 4, data.Length - 4);
if (crc != System.BitConverter.ToUInt32(data, 0))
{
return;
}
for (int i = 0, idx = 4; i < ResManager.RES_NUM; ++i, idx += 4)
{
uint resCrc = System.BitConverter.ToUInt32(data, idx);
string path = RuntimeInfo.GetResPersistentPath((ResType)i);
FileInfo fi = new FileInfo(path);
if (!fi.Exists)
{
continue;
}
m_ResVer[i].ResSize = (uint)fi.Length;
m_ResVer[i].ResCrc = resCrc;
}
m_bHasVerFile = true;
}