Class: String

Inherits:

Object

• Object
• String

Defined in:

lib/rumai/ixp/message.rb

Overview

count s

Class Method Summary

• .from_9p(stream) ⇒ Object

  Creates a new instance of this class from the given 9P2000 byte stream and returns the instance.

Instance Method Summary

• #byteslice(*args) ⇒ Object

  Does the same thing as String#slice but operates on bytes instead of characters.

• #to_9p ⇒ Object

  Transforms this object into a string of 9P2000 bytes.

Class Method Details

.from_9p(stream) ⇒ Object

Creates a new instance of this class from the given 9P2000 byte stream and returns the instance.

# File 'lib/rumai/ixp/message.rb', line 694

def self.from_9p stream
  stream.read stream.read_9p(2)
end

Instance Method Details

#byteslice(*args) ⇒ Object

Does the same thing as String#slice but operates on bytes instead of characters.

# File 'lib/rumai/ixp/message.rb', line 703

def byteslice(*args)
  unpack('C*').slice(*args).pack('C*')
end

#to_9p ⇒ Object

Transforms this object into a string of 9P2000 bytes.

# File 'lib/rumai/ixp/message.rb', line 685

def to_9p
  count = [bytesize, Rumai::IXP::BYTE2_MASK].min
  count.to_9p(2) << byteslice(0, count)
end