private bool VerificationFile(UpdateFileInfo updateFileInfo, string filePath)
{
// return true;
var length = 0;
using (FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite))
{
length = (int)fileStream.Length;
if (length != updateFileInfo.ZipLength)
{
FileUtility.DeleteFile(filePath);
return(false);
}
if (updateFileCache == null || updateFileCache.Length < length)
{
updateFileCache = new byte[(length / OneMegaBytes + 1) * OneMegaBytes];
}
int offset = 0;
int count = length;
while (count > 0)
{
int bytesRead = fileStream.Read(updateFileCache, offset, count);
offset += bytesRead;
count -= bytesRead;
}
}
if (serverBundleIsZip)
{
byte[] zipMd5Bytes = MD5Utility.GetMd5Bytes(updateFileCache, 0, length);
int zipMd5Code = BitConverter.ToInt32(zipMd5Bytes, 0);
if (zipMd5Code != updateFileInfo.ZipMd5Code)
{
FileUtility.DeleteFile(filePath);
return(false);
}
int decompressSize = ZipUtility.DeCompressionFileInSamePath(filePath, serverBundleZipPassword);
if (decompressSize != updateFileInfo.Length)
{
FileUtility.DeleteFile(filePath);
return(false);
}
}
else
{
byte[] md5Bytes = MD5Utility.GetMd5Bytes(updateFileCache, 0, length);
int md5Code = BitConverter.ToInt32(md5Bytes, 0);
if (md5Code != updateFileInfo.Md5Code)
{
FileUtility.DeleteFile(filePath);
return(false);
}
}
string srcPath = PathUtility.GetCombinePath(AppConst.Path.HotUpdateDownloadDataPath,
updateFileInfo.AssetBundleName);
string desPath = PathUtility.GetCombinePath(AppConst.Path.PresistentDataPath,
updateFileInfo.AssetBundleName);
if (FileUtility.IsFileExist(desPath))
{
FileUtility.DeleteFile(desPath);
}
FileUtility.Move(srcPath, desPath);
if (FileUtility.IsFileExist(filePath))
{
FileUtility.DeleteFile(filePath);
}
return(true);
}
