Class: Tanker::CTanker::CVerificationList

Inherits:
FFI::Struct
  • Object
show all
Defined in:
lib/tanker/c_tanker/c_verification.rb

Instance Method Summary collapse

Constructor Details

#initialize(verifications) ⇒ CVerificationList

Returns a new instance of CVerificationList.



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# File 'lib/tanker/c_tanker/c_verification.rb', line 173

def initialize(verifications)
  super()

  unless verifications.is_a?(Array)
    raise TypeError, 'Verifications argument is not an Array[Tanker::Verification]'
  end

  self[:version] = 1
  self[:count] = verifications.length

  # NOTE: Instance variables are required to keep the CVerifications alive
  @verifications = []
  self[:verifications] = FFI::MemoryPointer.new(CVerification, self[:count])
  verifications.each_with_index do |verification, idx|
    @verifications.push(CVerification.new(verification))
    # NOTE: memcopy
    str = @verifications[idx].pointer.read_bytes CVerification.size
    self[:verifications].put_bytes(idx * CVerification.size, str, 0, CVerification.size)
  end
end