public static int ReadObj(DataSection obj, byte[] buffer, int offset, int length)
{
if ((obj == null) ||
(buffer == null) ||
((offset + length) > buffer.Length))
{
return(1);
}
length += offset;
Type objType = obj.GetType();
foreach (FieldInfo fieldInfo in objType.GetFields(BindingFlags.Public | BindingFlags.Instance))
{
try
{
if (fieldInfo.FieldType == typeof(String))
{
offset = obj._Pack(offset, 1);
FieldInfo fiLen = objType.GetField(fieldInfo.Name + "_Length");
String val = null;
if (fiLen != null)
{
int size = (int)fiLen.GetValue(obj);
val = BytesTool.readString(obj.EncodingOfString, buffer, offset, size);
if (obj.TypeOfString == StringType.FIXED_LENGTH)
{
offset += size;
}
else
{
string val2 = val == null ? "\0" : val + "\0";
offset += obj.EncodingOfString.GetByteCount(val2);
}
}
else
{
int maxSize = obj.EncodingOfString.GetMaxCharCount(length - offset);
val = BytesTool.readString(obj.EncodingOfString, buffer, offset, maxSize);
string val2 = val == null ? "\0" : val + "\0";
offset += obj.EncodingOfString.GetByteCount(val2);
}
if ((val != null) &&
(val.Length == 0))
{
val = null;
}
fieldInfo.SetValue(obj, val);
}
else if (fieldInfo.FieldType.IsArray &&
fieldInfo.FieldType.HasElementType)
{
if (fieldInfo.FieldType.GetElementType() == typeof(String))
{
offset = obj._Pack(offset, 1);
FieldInfo fiLen = objType.GetField(fieldInfo.Name + "_Length");
String[] array = (String[])fieldInfo.GetValue(obj);
if (fiLen != null)
{
int size = (int)fiLen.GetValue(obj);
for (int i = 0; i < array.Length; i++)
{
array[i] = BytesTool.readString(obj.EncodingOfString, buffer, offset, size);
if (obj.TypeOfString == StringType.FIXED_LENGTH)
{
offset += size;
}
else
{
string val2 = array[i] == null ? "\0" : array[i] + "\0";
offset += obj.EncodingOfString.GetByteCount(val2);
}
if ((array[i] != null) &&
(array[i].Length == 0))
{
array[i] = null;
}
}
}
else
{
for (int i = 0; i < array.Length; i++)
{
int maxSize = obj.EncodingOfString.GetMaxCharCount(length - offset);
array[i] = BytesTool.readString(obj.EncodingOfString, buffer, offset, maxSize);
string val2 = array[i] == null ? "\0" : array[i] + "\0";
offset += obj.EncodingOfString.GetByteCount(val2);
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt64))
{
int size = 8;
UInt64[] array = (UInt64[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = (UInt64)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int64))
{
int size = 8;
Int64[] array = (Int64[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt32))
{
int size = 4;
UInt32[] array = (UInt32[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = (UInt32)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int32))
{
int size = 4;
Int32[] array = (Int32[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = (Int32)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt16))
{
int size = 2;
UInt16[] array = (UInt16[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = (UInt16)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int16))
{
int size = 2;
Int16[] array = (Int16[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
array[i] = (Int16)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Byte))
{
Byte[] array = (Byte[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, 1);
for (int i = 0; i < array.Length; i++)
{
array[i] = buffer[offset++];
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(SByte))
{
SByte[] array = (SByte[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, 1);
for (int i = 0; i < array.Length; i++)
{
array[i] = (SByte)buffer[offset++];
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(DataSection))
{
// todo
}
}
else if (fieldInfo.FieldType == typeof(Int64))
{
int size = 8;
offset = obj._Pack(offset, size);
Int64 val = BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt64))
{
int size = 8;
offset = obj._Pack(offset, size);
UInt64 val = (UInt64)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(Int32))
{
int size = 4;
offset = obj._Pack(offset, size);
Int32 val = (Int32)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt32))
{
int size = 4;
offset = obj._Pack(offset, size);
UInt32 val = (UInt32)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(Int16))
{
int size = 2;
offset = obj._Pack(offset, size);
Int16 val = (Int16)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt16))
{
int size = 2;
offset = obj._Pack(offset, size);
UInt16 val = (UInt16)BytesTool.readBytes(buffer, offset, size, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset += size;
}
else if (fieldInfo.FieldType == typeof(SByte))
{
offset = obj._Pack(offset, 1);
SByte val = (SByte)BytesTool.readBytes(buffer, offset, 1, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset++;
}
else if (fieldInfo.FieldType == typeof(Byte))
{
offset = obj._Pack(offset, 1);
Byte val = (Byte)BytesTool.readBytes(buffer, offset, 1, obj.LittleEndian);
fieldInfo.SetValue(obj, val);
offset++;
}
else if (fieldInfo.FieldType == typeof(DataSection))
{
DataSection innerSection = (DataSection)fieldInfo.GetValue(obj);
offset = obj._Pack(offset, 4);
int innerRet = innerSection.Read(buffer, offset, length - offset);
if (innerRet != 0)
{
return(innerRet << 1);
}
offset += innerSection.Size();
}
}
catch
{
return(2);
}
}
return(0);
}
public static int WriteObj(DataSection obj, byte[] buffer, int offset, int length)
{
if ((obj == null) ||
(buffer == null) ||
((offset + length) > buffer.Length))
{
return(1);
}
length += offset;
Type objType = obj.GetType();
foreach (FieldInfo fieldInfo in objType.GetFields(BindingFlags.Public | BindingFlags.Instance))
{
try
{
if (fieldInfo.FieldType == typeof(String))
{
offset = obj._Pack(offset, 1);
FieldInfo fiLen = objType.GetField(fieldInfo.Name + "_Length");
String val = (String)fieldInfo.GetValue(obj);
if (fiLen != null)
{
int size = (int)fiLen.GetValue(obj);
if (obj.TypeOfString == StringType.FIXED_LENGTH)
{
BytesTool.emptyBuffer(buffer, offset, size, 0);
if (val != null)
{
BytesTool.writeString(obj.EncodingOfString, val, buffer, offset, size);
}
offset += size;
}
else
{
if (val == null)
{
val = "\0";
}
int valLength = obj.EncodingOfString.GetByteCount(val);
BytesTool.writeString(obj.EncodingOfString, val, buffer, offset, size);
offset += valLength < size ? valLength : size;
}
}
else
{
if (val == null)
{
val = "\0";
}
int valLength = obj.EncodingOfString.GetByteCount(val);
BytesTool.writeString(obj.EncodingOfString, val, buffer, offset, length - offset);
offset += valLength;
}
}
else if (fieldInfo.FieldType.IsArray &&
fieldInfo.FieldType.HasElementType)
{
if (fieldInfo.FieldType.GetElementType() == typeof(String))
{
offset = obj._Pack(offset, 1);
FieldInfo fiLen = objType.GetField(fieldInfo.Name + "_Length");
String[] array = (String[])fieldInfo.GetValue(obj);
if (fiLen != null)
{
int size = (int)fiLen.GetValue(obj);
if (obj.TypeOfString == StringType.FIXED_LENGTH)
{
for (int i = 0; i < array.Length; i++)
{
BytesTool.emptyBuffer(buffer, offset, size, 0);
if (array[i] != null)
{
BytesTool.writeString(obj.EncodingOfString, array[i], buffer, offset, size);
}
offset += size;
}
}
else
{
for (int i = 0; i < array.Length; i++)
{
string val = array[i];
if (val != null)
{
val = "\0";
}
int valLength = obj.EncodingOfString.GetByteCount(val);
BytesTool.writeString(obj.EncodingOfString, val, buffer, offset, size);
offset += valLength < size ? valLength : size;
}
}
}
else
{
for (int i = 0; i < array.Length; i++)
{
string val = array[i];
if (val == null)
{
val = "\0";
}
int valLength = obj.EncodingOfString.GetByteCount(val);
BytesTool.writeString(obj.EncodingOfString, val, buffer, offset, length - offset);
offset += valLength;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt64))
{
int size = 8;
UInt64[] array = (UInt64[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes((Int64)array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int64))
{
int size = 8;
Int64[] array = (Int64[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes(array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt32))
{
int size = 4;
UInt32[] array = (UInt32[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes(array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int32))
{
int size = 4;
Int32[] array = (Int32[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes(array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(UInt16))
{
int size = 2;
UInt16[] array = (UInt16[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes(array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Int16))
{
int size = 2;
Int16[] array = (Int16[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, size);
for (int i = 0; i < array.Length; i++)
{
BytesTool.writeBytes(array[i], buffer, offset, size, obj.LittleEndian);
offset += size;
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(Byte))
{
Byte[] array = (Byte[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, 1);
for (int i = 0; i < array.Length; i++)
{
buffer[offset++] = array[i];
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(SByte))
{
SByte[] array = (SByte[])fieldInfo.GetValue(obj);
if (array != null)
{
offset = obj._Pack(offset, 1);
for (int i = 0; i < array.Length; i++)
{
buffer[offset++] = (Byte)array[i];
}
}
}
else if (fieldInfo.FieldType.GetElementType() == typeof(DataSection))
{
// todo
}
}
else if (fieldInfo.FieldType == typeof(Int64))
{
int size = 8;
offset = obj._Pack(offset, size);
Int64 val = (Int64)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt64))
{
int size = 8;
offset = obj._Pack(offset, size);
UInt64 val = (UInt64)fieldInfo.GetValue(obj);
BytesTool.writeBytes((Int64)val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(Int32))
{
int size = 4;
offset = obj._Pack(offset, size);
Int32 val = (Int32)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt32))
{
int size = 4;
offset = obj._Pack(offset, size);
UInt32 val = (UInt32)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(Int16))
{
int size = 2;
offset = obj._Pack(offset, size);
Int16 val = (Int16)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(UInt16))
{
int size = 2;
offset = obj._Pack(offset, size);
UInt16 val = (UInt16)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, size, obj.LittleEndian);
offset += size;
}
else if (fieldInfo.FieldType == typeof(SByte))
{
offset = obj._Pack(offset, 1);
SByte val = (SByte)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, 1, obj.LittleEndian);
offset++;
}
else if (fieldInfo.FieldType == typeof(Byte))
{
offset = obj._Pack(offset, 1);
Byte val = (Byte)fieldInfo.GetValue(obj);
BytesTool.writeBytes(val, buffer, offset, 1, obj.LittleEndian);
offset++;
}
else if (fieldInfo.FieldType == typeof(DataSection))
{
DataSection innerSection = (DataSection)fieldInfo.GetValue(obj);
offset = obj._Pack(offset, 4);
int innerRet = innerSection.Write(buffer, offset, length - offset);
if (innerRet != 0)
{
return(innerRet << 1);
}
offset += innerSection.Size();
}
}
catch
{
return(2);
}
}
return(0);
}