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byte struct 互转

booksmg2014 2022-05-19 阅读 42
public static T ByteToStructure<T>(byte[] dataBuffer)
{
object structure = null;
int size = Marshal.SizeOf(typeof(T));
IntPtr allocIntPtr = Marshal.AllocHGlobal(size);
try
{
Marshal.Copy(dataBuffer, 0, allocIntPtr, size);
structure = Marshal.PtrToStructure(allocIntPtr, typeof(T));
}
finally
{
Marshal.FreeHGlobal(allocIntPtr);
}
return (T)structure;
}
public static byte[] StructureToByte<T>(T structure)
{
int size = Marshal.SizeOf(typeof(T));
byte[] buffer = new byte[size];
IntPtr bufferIntPtr = Marshal.AllocHGlobal(size);
try
{
Marshal.StructureToPtr(structure, bufferIntPtr, true);
Marshal.Copy(bufferIntPtr, buffer, 0, size);
}
finally
{
Marshal.FreeHGlobal(bufferIntPtr);
}
return buffer;
}





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