/// <summary>
/// 解密安卓微信数据库，获取bak数据并保存到数据库
/// </summary>
/// <param name="sqliteFile">要解密的数据库文件全路径</param>
/// <param name="deleteDataDbFile">bak数据保存数据库文件全路径</param>
/// <returns>解密后数据库文件全路径</returns>
public static string DecryptAndroidWeChatSqliteGetDelete(string sqliteFile, ref string deleteDataDbFile)
{
IntPtr wxHandle = IntPtr.Zero;
string resultFile = string.Empty;
try
{
// 打开数据库文件，获得文件句柄
wxHandle = WXDeCryptedCoreDll.WXOpen(sqliteFile);
if (IntPtr.Zero == wxHandle)
{
LoggerManagerSingle.Instance.Error("解密安卓微信数据库时打开数据库文件失败！ 解密文件：" + sqliteFile);
return(string.Empty);
}
// 解密后文件路径
var fi = new FileInfo(sqliteFile);
resultFile = Path.Combine(fi.DirectoryName, string.Format("Decrypt_{0}", fi.Name));
//创建数据库存储数据
var saveDbPath = sqliteFile + ".data.db";
FileHelper.DeleteFileSafe(saveDbPath);
var saveDb = new SqliteContext(saveDbPath);
saveDb.ExecuteNonQuery("CREATE TABLE WxbakMsgdata (\"type\" TEXT,\"isSend\" TEXT, \"utctime\" TEXT, \"wxid\" TEXT,\"pmsg\" BLOB);");
saveDb.ExecuteNonQuery("CREATE INDEX wxidIndex ON WxbakMsgdata(wxid);");
saveDb.UsingSafeTransaction(c =>
{
//数据库解密
var result = WXDeCryptedCoreDll.WXDeCryptedDBToFileBakdata(wxHandle, resultFile, pHandel =>
{
WxbakMsgdata data = (WxbakMsgdata)Marshal.PtrToStructure(pHandel, typeof(WxbakMsgdata));
var sb = new StringBuilder();
sb.Append("INSERT INTO WxbakMsgdata VALUES (");
sb.AppendFormat("'{0}',", data.type);
sb.AppendFormat("'{0}',", data.isSend);
sb.AppendFormat("'{0}',", data.utctime);
sb.AppendFormat("'{0}',", GetString(data.wxid, data.wxidByteLen));
sb.AppendFormat("@msgdata)");
c.CommandText = sb.ToString();
c.CommandType = CommandType.Text;
c.Parameters.Clear();
c.Parameters.Add(new System.Data.SQLite.SQLiteParameter("msgdata", GetByteArr(data.pmsg, data.msgbytelen))
{
DbType = DbType.Binary
});
c.ExecuteNonQuery();
return(0);
});
if (0 != result || !File.Exists(resultFile))
{
LoggerManagerSingle.Instance.Error(string.Format("解密安卓微信数据库时打开数据库文件失败！ 解密文件：{0} 错误码：{1}", sqliteFile, result));
}
});
}
catch (Exception ex)
{
LoggerManagerSingle.Instance.Error(ex, "解密安卓微信数据库时出现异常！ 解密文件：" + sqliteFile);
}
finally
{
if (IntPtr.Zero != wxHandle)
{
WXDeCryptedCoreDll.CloseHanle(ref wxHandle);
}
}
return(resultFile);
}
