ruby-1.9-openssl-1.0-build-instructions.txt

==> openssl-build.bash <==
#!/bin/bash

set -e -x

export CFLAG="-g"
export CFLAGS="-g"

# Debugging Target
# debug-linux-elf-noefence

# SCTP broken; Linux missing SCTP_SENDER_DRY_EVENT
# sctp \

./Configure \
enable-idea \
enable-mdc2 \
enable-md2 \
enable-rc5 \
enable-rfc3779 \
enable-ssl2 \
enable-tlsext \
no-hw \
no-krb5 \
shared \
threads \
zlib \
--prefix=/usr/local/openssl \
--openssldir=/usr/local/openssl \
linux-x86_64

make depend
make
sudo make install

==> ruby-build.bash <==
#!/bin/bash

set -e -x

export CFLAGS="-g -I/usr/local/openssl/include"
export CCFLAGS="-g"
export CPPFLAGS="-g"
export CXXFLAGS="-g"

export LDFLAGS="-L/usr/local/openssl/lib -L/usr/local/openssl/lib/engines -Wl,-rpath=/usr/local/openssl/lib,-rpath=/usr/local/openssl/lib/engines"
export LD_RUN_PATH="/usr/local/openssl/lib:/usr/local/openssl/lib/engines"

./configure \
--with-static-linked-ext \
--prefix=/usr/local/ruby192 \
--enable-shared \
--with-ruby-version=full

make
sudo make install

==> ruby-openssl-test.rb <==
#!/usr/bin/env ruby

require 'openssl'
require 'digest/sha1'

def hex_display(str = "")
    return "0x" << str.unpack("H*")[0]
end

payload = "test payload"

puts "raw: #{payload} [#{hex_display(payload)}]\n"

encryption = OpenSSL::Cipher::Cipher.new("aes-256-cbc")
encryption.encrypt

encryption.key = key = Digest::SHA1.hexdigest("test password")
encryption.iv = iv = encryption.random_iv

ciphertext = encryption.update(payload)
ciphertext << encryption.final

puts "encrypted: [#{hex_display(ciphertext)}]\n"

decryption = OpenSSL::Cipher::Cipher.new("aes-256-cbc")
decryption.decrypt

decryption.key = key
decryption.iv = iv

plaintext = decryption.update(ciphertext)
plaintext << decryption.final

puts "decrypted: #{plaintext} [#{hex_display(plaintext)}]\n"

exit(0)