public static OscBundle Read(OscReader reader, int count, Uri origin = null)
{
OscBundle bundle = new OscBundle
{
Origin = origin
};
int start = reader.Position;
int bundleEnd = start + count;
reader.BeginBundle(count);
string ident = reader.ReadAddress();
if (BundleIdent.Equals(ident, StringComparison.Ordinal) == false)
{
// this is an error
throw new OscException(OscError.InvalidBundleIdent, $"Invalid bundle ident '{ident}'");
}
bundle.Timestamp = reader.ReadBundleTimeTag();
List <OscPacket> messages = new List <OscPacket>();
while (reader.Position < bundleEnd)
{
if (reader.Position + 4 > bundleEnd)
{
// this is an error
throw new OscException(OscError.InvalidBundleMessageHeader, "Invalid bundle message header");
}
int messageLength = reader.ReadBundleMessageLength(start, count);
if (reader.Position + messageLength > bundleEnd ||
messageLength < 0 ||
messageLength % 4 != 0)
{
// this is an error
throw new OscException(OscError.InvalidBundleMessageLength, "Invalid bundle message length");
}
messages.Add(Read(reader, messageLength, origin, bundle.Timestamp));
}
bundle.packets = messages.ToArray();
return(bundle);
}
/// <summary>
/// Read the osc packet from a byte array
/// </summary>
/// <param name="bytes">array to read from</param>
/// <param name="index">the offset within the array where reading should begin</param>
/// <param name="count">the number of bytes in the packet</param>
/// <param name="origin">the origin that is the origin of this packet</param>
/// <param name="timeTag">the time tag asociated with the parent</param>
/// <returns>the packet</returns>
public static OscPacket Read(
byte[] bytes,
int index,
int count,
Uri origin = null,
OscTimeTag?timeTag = null)
{
//if (OscBundle.IsBundle(bytes, index, count) == true)
if (bytes[index] == (byte)'#')
{
return(OscBundle.Read(bytes, index, count, origin));
}
return(OscMessage.Read(bytes, index, count, origin, timeTag));
}
/// <summary>
/// Try to parse a bundle from a string using a supplied format provider
/// </summary>
/// <param name="str">the bundle as a string</param>
/// <param name="provider">the format provider to use</param>
/// <param name="bundle">the parsed bundle</param>
/// <returns>true if the bundle could be parsed else false</returns>
public static bool TryParse(string str, IFormatProvider provider, out OscBundle bundle)
{
try
{
bundle = Parse(str, provider);
return(true);
}
catch
{
bundle = null;
return(false);
}
}
/// <summary>
/// Try to parse a bundle from a string using the InvariantCulture
/// </summary>
/// <param name="str">the bundle as a string</param>
/// <param name="bundle">the parsed bundle</param>
/// <returns>true if the bundle could be parsed else false</returns>
public static bool TryParse(string str, out OscBundle bundle)
{
try
{
bundle = Parse(str, CultureInfo.InvariantCulture);
return(true);
}
catch
{
bundle = null;
return(false);
}
}
