backport openssl v2.0.8 [Backport #14754]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@64146 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

5 files changed, 26 insertions, 7 deletions

diff --git a/ext/openssl/History.md b/ext/openssl/History.md
index 9cc60caaf8..db7d98e2a4 100644
--- a/ext/openssl/History.md
+++ b/ext/openssl/History.md
@@ -1,3 +1,17 @@
+Version 2.0.8
+=============
+
+Bug fixes
+---------
+
+* OpenSSL::Cipher#pkcs5_keyivgen raises an error when a negative iteration
+  count is given.
+  [[GitHub #184]](https://github.com/ruby/openssl/pull/184)
+* Fixed build with LibreSSL 2.7.
+  [[GitHub #192]](https://github.com/ruby/openssl/issues/192)
+  [[GitHub #193]](https://github.com/ruby/openssl/pull/193)
+
+
 Version 2.0.7
 =============
 
diff --git a/ext/openssl/extconf.rb b/ext/openssl/extconf.rb
index 75da65cde3..998d91049c 100644
--- a/ext/openssl/extconf.rb
+++ b/ext/openssl/extconf.rb
@@ -157,8 +157,11 @@ OpenSSL.check_func_or_macro("SSL_get_server_tmp_key", "openssl/ssl.h")
 have_func("SSL_is_server")
 
 # added in 1.1.0
+if !have_struct_member("SSL", "ctx", "openssl/ssl.h") ||
+    try_static_assert("LIBRESSL_VERSION_NUMBER >= 0x2070000fL", "openssl/opensslv.h")
+  $defs.push("-DHAVE_OPAQUE_OPENSSL")
+end
 have_func("CRYPTO_lock") || $defs.push("-DHAVE_OPENSSL_110_THREADING_API")
-have_struct_member("SSL", "ctx", "openssl/ssl.h") || $defs.push("-DHAVE_OPAQUE_OPENSSL")
 have_func("BN_GENCB_new")
 have_func("BN_GENCB_free")
 have_func("BN_GENCB_get_arg")
diff --git a/ext/openssl/openssl.gemspec b/ext/openssl/openssl.gemspec
index 67041dc1f2..0e0e1512c1 100644
--- a/ext/openssl/openssl.gemspec
+++ b/ext/openssl/openssl.gemspec
@@ -1,26 +1,26 @@
 # -*- encoding: utf-8 -*-
-# stub: openssl 2.0.7 ruby lib
+# stub: openssl 2.0.8 ruby lib
 # stub: ext/openssl/extconf.rb
 
 Gem::Specification.new do |s|
   s.name = "openssl".freeze
-  s.version = "2.0.7"
+  s.version = "2.0.8"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.metadata = { "msys2_mingw_dependencies" => "openssl" } if s.respond_to? :metadata=
   s.require_paths = ["lib".freeze]
   s.authors = ["Martin Bosslet".freeze, "SHIBATA Hiroshi".freeze, "Zachary Scott".freeze, "Kazuki Yamaguchi".freeze]
-  s.date = "2017-12-14"
+  s.date = "2018-05-12"
   s.description = "It wraps the OpenSSL library.".freeze
   s.email = ["ruby-core@ruby-lang.org".freeze]
   s.extensions = ["ext/openssl/extconf.rb".freeze]
-  s.extra_rdoc_files = ["CONTRIBUTING.md".freeze, "README.md".freeze, "History.md".freeze]
+  s.extra_rdoc_files = ["CONTRIBUTING.md".freeze, "History.md".freeze, "README.md".freeze]
   s.files = ["BSDL".freeze, "CONTRIBUTING.md".freeze, "History.md".freeze, "LICENSE.txt".freeze, "README.md".freeze, "ext/openssl/deprecation.rb".freeze, "ext/openssl/extconf.rb".freeze, "ext/openssl/openssl_missing.c".freeze, "ext/openssl/openssl_missing.h".freeze, "ext/openssl/ossl.c".freeze, "ext/openssl/ossl.h".freeze, "ext/openssl/ossl_asn1.c".freeze, "ext/openssl/ossl_asn1.h".freeze, "ext/openssl/ossl_bio.c".freeze, "ext/openssl/ossl_bio.h".freeze, "ext/openssl/ossl_bn.c".freeze, "ext/openssl/ossl_bn.h".freeze, "ext/openssl/ossl_cipher.c".freeze, "ext/openssl/ossl_cipher.h".freeze, "ext/openssl/ossl_config.c".freeze, "ext/openssl/ossl_config.h".freeze, "ext/openssl/ossl_digest.c".freeze, "ext/openssl/ossl_digest.h".freeze, "ext/openssl/ossl_engine.c".freeze, "ext/openssl/ossl_engine.h".freeze, "ext/openssl/ossl_hmac.c".freeze, "ext/openssl/ossl_hmac.h".freeze, "ext/openssl/ossl_ns_spki.c".freeze, "ext/openssl/ossl_ns_spki.h".freeze, "ext/openssl/ossl_ocsp.c".freeze, "ext/openssl/ossl_ocsp.h".freeze, "ext/openssl/ossl_pkcs12.c".freeze, "ext/openssl/ossl_pkcs12.h".freeze, "ext/openssl/ossl_pkcs5.c".freeze, "ext/openssl/ossl_pkcs5.h".freeze, "ext/openssl/ossl_pkcs7.c".freeze, "ext/openssl/ossl_pkcs7.h".freeze, "ext/openssl/ossl_pkey.c".freeze, "ext/openssl/ossl_pkey.h".freeze, "ext/openssl/ossl_pkey_dh.c".freeze, "ext/openssl/ossl_pkey_dsa.c".freeze, "ext/openssl/ossl_pkey_ec.c".freeze, "ext/openssl/ossl_pkey_rsa.c".freeze, "ext/openssl/ossl_rand.c".freeze, "ext/openssl/ossl_rand.h".freeze, "ext/openssl/ossl_ssl.c".freeze, "ext/openssl/ossl_ssl.h".freeze, "ext/openssl/ossl_ssl_session.c".freeze, "ext/openssl/ossl_version.h".freeze, "ext/openssl/ossl_x509.c".freeze, "ext/openssl/ossl_x509.h".freeze, "ext/openssl/ossl_x509attr.c".freeze, "ext/openssl/ossl_x509cert.c".freeze, "ext/openssl/ossl_x509crl.c".freeze, "ext/openssl/ossl_x509ext.c".freeze, "ext/openssl/ossl_x509name.c".freeze, "ext/openssl/ossl_x509req.c".freeze, "ext/openssl/ossl_x509revoked.c".freeze, "ext/openssl/ossl_x509store.c".freeze, "ext/openssl/ruby_missing.h".freeze, "lib/openssl.rb".freeze, "lib/openssl/bn.rb".freeze, "lib/openssl/buffering.rb".freeze, "lib/openssl/cipher.rb".freeze, "lib/openssl/config.rb".freeze, "lib/openssl/digest.rb".freeze, "lib/openssl/pkey.rb".freeze, "lib/openssl/ssl.rb".freeze, "lib/openssl/x509.rb".freeze]
   s.homepage = "https://www.ruby-lang.org/".freeze
   s.licenses = ["Ruby".freeze]
   s.rdoc_options = ["--main".freeze, "README.md".freeze]
   s.required_ruby_version = Gem::Requirement.new(">= 2.3.0".freeze)
-  s.rubygems_version = "2.7.3".freeze
+  s.rubygems_version = "2.7.6".freeze
   s.summary = "OpenSSL provides SSL, TLS and general purpose cryptography.".freeze
 
   if s.respond_to? :specification_version then
diff --git a/ext/openssl/ossl_cipher.c b/ext/openssl/ossl_cipher.c
index 740f04b27e..9e71c81703 100644
--- a/ext/openssl/ossl_cipher.c
+++ b/ext/openssl/ossl_cipher.c
@@ -321,6 +321,8 @@ ossl_cipher_pkcs5_keyivgen(int argc, VALUE *argv, VALUE self)
 	salt = (unsigned char *)RSTRING_PTR(vsalt);
     }
     iter = NIL_P(viter) ? 2048 : NUM2INT(viter);
+    if (iter <= 0)
+	rb_raise(rb_eArgError, "iterations must be a positive integer");
     digest = NIL_P(vdigest) ? EVP_md5() : GetDigestPtr(vdigest);
     GetCipher(self, ctx);
     EVP_BytesToKey(EVP_CIPHER_CTX_cipher(ctx), digest, salt,
diff --git a/ext/openssl/ossl_version.h b/ext/openssl/ossl_version.h
index 56dfe1d785..a4b99e80e3 100644
--- a/ext/openssl/ossl_version.h
+++ b/ext/openssl/ossl_version.h
@@ -10,6 +10,6 @@
 #if !defined(_OSSL_VERSION_H_)
 #define _OSSL_VERSION_H_
 
-#define OSSL_VERSION "2.0.7"
+#define OSSL_VERSION "2.0.8"
 
 #endif /* _OSSL_VERSION_H_ */