public static int LoadFromMemory(ref byte[] buffer, ref tagTResHeadAll head, ref int dataOffset)
{
if (buffer == null)
{
return(-3);
}
head = new tagTResHeadAll();
dataOffset = 0;
int buffLength = buffer.Length;
ReadBuffer readbuf = new ReadBuffer(ref buffer, buffLength);
readbuf.ReadInt32(ref head.stResHead.iMagic);
readbuf.ReadInt32(ref head.stResHead.iVersion);
//check vision
if (head.stResHead.iVersion != 7)
{
return(-4);
}
readbuf.ReadInt32(ref head.stResHead.iUnit);
readbuf.ReadInt32(ref head.stResHead.iCount);
readbuf.ReadByte(ref head.stResHead.szMetalibHash, tagTResHead.TRES_TRANSLATE_METALIB_HASH_LEN);
readbuf.ReadInt32(ref head.stResHead.iResVersion);
readbuf.ReadInt64(ref head.stResHead.tCreateTime);
readbuf.ReadByte(ref head.stResHead.szResEncording, tagTResHead.TRES_ENCORDING_LEN);
readbuf.ReadByte(ref head.stResHead.szContentHash, tagTResHead.TRES_TRANSLATE_METALIB_HASH_LEN);
readbuf.ReadInt32(ref head.stResHeadExt.iDataOffset);
readbuf.ReadInt32(ref head.stResHeadExt.iBuff);
//check length
int countLength = head.stResHeadExt.iDataOffset + head.stResHeadExt.iBuff +
head.stResHead.iUnit * head.stResHead.iCount;
if (countLength != buffLength)
{
return(-5);
}
dataOffset = head.stResHeadExt.iDataOffset + head.stResHeadExt.iBuff;
return(0);
}
public static int LoadFromFile(string file, ref tagTResHeadAll head, ref XmlDocument xmlDoc)
{
if (!File.Exists(file))
{
return(-1);
}
FileStream fs = new FileStream(file, FileMode.Open);
if (fs.Length <= 0)
{
fs.Close();
return(-2);
}
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, (int)fs.Length);
fs.Close();
return(LoadFromMomory(ref buffer, ref head, ref xmlDoc));
}
public static int LoadFromFile(string file, ref tagTResHeadAll head, ref byte[] buffer, ref int dataOffset)
{
dataOffset = 0;
if (!File.Exists(file))
{
return(-1);
}
FileStream fs = new FileStream(file, FileMode.Open);
if (fs.Length <= 0)
{
fs.Close();
return(-2);
}
buffer = new byte[fs.Length];
fs.Read(buffer, 0, (int)fs.Length);
fs.Close();
return(LoadFromMemory(ref buffer, ref head, ref dataOffset));
}
public static int LoadFromMomory(ref byte[] buffer, ref tagTResHeadAll head, ref XmlDocument xmlDoc)
{
if (buffer == null)
{
return(-3);
}
head = new tagTResHeadAll();
xmlDoc = new XmlDocument();
string xml = Encoding.UTF8.GetString(buffer);
xmlDoc.LoadXml(xml);
foreach (XmlNode node in xmlDoc.ChildNodes)
{
if (!node.HasChildNodes)
{
continue;
}
XmlNode resHeadAll = node.SelectSingleNode("TResHeadAll");
if (resHeadAll == null)
{
continue;
}
XmlNode resHead = resHeadAll.SelectSingleNode("resHead");
if (resHead == null)
{
continue;
}
foreach (XmlNode childNode in resHead.ChildNodes)
{
switch (childNode.Name)
{
case "Magic":
head.stResHead.iMagic = int.Parse(childNode.InnerText);
break;
case "Version":
head.stResHead.iVersion = int.Parse(childNode.InnerText);
break;
case "Unit":
head.stResHead.iUnit = int.Parse(childNode.InnerText);
break;
case "Count":
head.stResHead.iCount = int.Parse(childNode.InnerText);
break;
case "MetalibHash":
{
byte[] temp = Encoding.Default.GetBytes(childNode.InnerText);
for (int i = 0; i < temp.Length; ++i)
{
head.stResHead.szMetalibHash[i] = temp[i];
}
}
break;
case "ResVersion":
head.stResHead.iResVersion = int.Parse(childNode.InnerText);
break;
case "CreateTime":
head.stResHead.tCreateTime = 0; //int.Parse(childNode.InnerText);
break;
case "ResEncording":
{
byte[] temp = Encoding.Default.GetBytes(childNode.InnerText);
for (int i = 0; i < temp.Length; ++i)
{
head.stResHead.szResEncording[i] = temp[i];
}
}
break;
case "ContentHash":
{
byte[] temp = Encoding.Default.GetBytes(childNode.InnerText);
for (int i = 0; i < temp.Length; ++i)
{
head.stResHead.szContentHash[i] = temp[i];
}
}
break;
}
}
//check vision
if (head.stResHead.iVersion != 7)
{
return(-4);
}
XmlNode resHeadExt = resHeadAll.SelectSingleNode("resHeadExt");
foreach (XmlNode childNode in resHeadExt.ChildNodes)
{
switch (childNode.Name)
{
case "DataOffset":
head.stResHeadExt.iDataOffset = int.Parse(childNode.InnerText);
break;
case "Buff":
head.stResHeadExt.iBuff = int.Parse(childNode.InnerText);
break;
}
}
break; // just olny one
}
return(0);
}
