Class: Rnp::Verify::Signature

Inherits:
Object
  • Object
show all
Defined in:
lib/rnp/op/verify.rb

Overview

Class representing an individual signature.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ptr) ⇒ Signature

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of Signature.


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# File 'lib/rnp/op/verify.rb', line 85

def initialize(ptr)
  # status
  @status = LibRnp.rnp_op_verify_signature_get_status(ptr)
  pptr = FFI::MemoryPointer.new(:pointer)

  # creation and expiration
  pcreation_time = FFI::MemoryPointer.new(:uint32)
  pexpiration_time = FFI::MemoryPointer.new(:uint32)
  Rnp.call_ffi(:rnp_op_verify_signature_get_times, ptr, pcreation_time,
               pexpiration_time)
  @creation_time = Time.at(pcreation_time.read(:uint32))
  @expiration_time = pexpiration_time.read(:uint32)

  # hash
  Rnp.call_ffi(:rnp_op_verify_signature_get_hash, ptr, pptr)
  begin
    phash = pptr.read_pointer
    @hash = phash.read_string unless phash.null?
  ensure
    LibRnp.rnp_buffer_destroy(phash)
  end

  # key
  Rnp.call_ffi(:rnp_op_verify_signature_get_key, ptr, pptr)
  pkey = pptr.read_pointer
  @key = Key.new(pkey) unless pkey.null?
end

Instance Attribute Details

#creation_timeTime (readonly)

The creation time of the signature

Returns:

  • (Time)

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# File 'lib/rnp/op/verify.rb', line 79

def creation_time
  @creation_time
end

#expiration_timeInteger (readonly)

The expiration (as the number of seconds after #creation_time)

Returns:

  • (Integer)

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# File 'lib/rnp/op/verify.rb', line 82

def expiration_time
  @expiration_time
end

#hashString (readonly)

The hash algorithm used for the signature

Returns:

  • (String)

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# File 'lib/rnp/op/verify.rb', line 73

def hash
  @hash
end

#keyKey (readonly)

The key that created the signature

Returns:


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# File 'lib/rnp/op/verify.rb', line 76

def key
  @key
end

#statusObject (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.


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# File 'lib/rnp/op/verify.rb', line 70

def status
  @status
end

Instance Method Details

#expired?Boolean

Check if this signature is expired.

Returns:

  • (Boolean)

    true if the signature is expired


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# File 'lib/rnp/op/verify.rb', line 133

def expired?
  @status == LibRnp::RNP_ERROR_SIGNATURE_EXPIRED
end

#good?Boolean

Check if this signature is good.

Returns:

  • (Boolean)

    true if the signature is valid and not expired


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# File 'lib/rnp/op/verify.rb', line 116

def good?
  @status == LibRnp::RNP_SUCCESS
end

#valid?Boolean

Note:

A valid signature may also be expired.

Check if this signature is valid.

Returns:

  • (Boolean)

    true if the signature is valid


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# File 'lib/rnp/op/verify.rb', line 125

def valid?
  @status == LibRnp::RNP_SUCCESS ||
    @status == LibRnp::RNP_ERROR_SIGNATURE_EXPIRED
end