Sha256: fa0ac0bfb6bfec235bfae03617204159011486ffd25407df75743d813a4c9c53
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Size: 1.07 KB
Versions: 10
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Stored size: 1.07 KB
Contents
# coding: utf-8
module RockFintech
module Encrypt
module RSA
MAX_ENCRYPT_LENGTH = 245
MAX_DECRYPT_LENGTH = 256
def self.encrypt(content, public_key)
content_str, encryt_str, offset, i = "", "", 0, 0
bytes_array = content.unpack("C*")
input_length = bytes_array.length
while input_length - offset > 0
encryt_bytes = bytes_array[offset, MAX_ENCRYPT_LENGTH]
encryt_str << public_key.public_encrypt(encryt_bytes.pack("C*"))
offset = (i += 1) * MAX_ENCRYPT_LENGTH
end
Base64.strict_encode64(encryt_str)
end
def self.decrypt(content, private_key)
result_str, decryt_bytes, offset, i = "", "", 0, 0
content_str = Base64.strict_decode64(content)
input_length = content_str.length
while input_length - offset > 0
decryt_bytes = content_str[offset, MAX_DECRYPT_LENGTH]
result_str << private_key.private_decrypt(decryt_bytes)
offset = (i += 1) * MAX_DECRYPT_LENGTH
end
result_str
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems