Sha256: aab977be5a50288308b6efdc11639ed588ce7dec664c0b7f932f9220f3899102
Contents?: true
Size: 1007 Bytes
Versions: 52
Compression:
Stored size: 1007 Bytes
Contents
require 'ffi'
module BCrypt
class Engine
extend FFI::Library
BCRYPT_MAXSALT = 16
BCRYPT_SALT_OUTPUT_SIZE = 7 + (BCRYPT_MAXSALT * 4 + 2) / 3 + 1
BCRYPT_OUTPUT_SIZE = 128
ffi_lib File.expand_path("../bcrypt_ext", __FILE__)
attach_function :ruby_bcrypt, [:buffer_out, :string, :string], :string
attach_function :ruby_bcrypt_gensalt, [:buffer_out, :uint8, :pointer], :string
def self.__bc_salt(cost, seed)
buffer_out = FFI::Buffer.alloc_out(BCRYPT_SALT_OUTPUT_SIZE, 1)
seed_ptr = FFI::MemoryPointer.new(:uint8, BCRYPT_MAXSALT)
seed.bytes.to_a.each_with_index { |b, i| seed_ptr.int8_put(i, b) }
out = ruby_bcrypt_gensalt(buffer_out, cost, seed_ptr)
seed_ptr.free
buffer_out.free
out || ""
end
def self.__bc_crypt(key, salt, cost)
buffer_out = FFI::Buffer.alloc_out(BCRYPT_OUTPUT_SIZE, 1)
out = ruby_bcrypt(buffer_out, key || "", salt)
buffer_out.free
out && out.any? ? out : nil
end
end
end
Version data entries
52 entries across 49 versions & 5 rubygems