asio_boringssl.patch

diff --git a/asio/include/asio/ssl/detail/impl/engine.ipp b/asio/include/asio/ssl/detail/impl/engine.ipp
index 139d739..42c5f0f 100644
--- a/asio/include/asio/ssl/detail/impl/engine.ipp
+++ b/asio/include/asio/ssl/detail/impl/engine.ipp
@@ -202,9 +202,15 @@ const asio::error_code& engine::map_error_code(
   // If there's data yet to be read, it's an error.
   if (BIO_wpending(ext_bio_))
   {
+#if defined(OPENSSL_IS_BORINGSSL)
+    ec = asio::error_code(
+        ERR_PACK(ERR_LIB_SSL, SSL_R_UNEXPECTED_RECORD),
+        asio::error::get_ssl_category());
+#else // defined(OPENSSL_IS_BORINGSSL)
     ec = asio::error_code(
         ERR_PACK(ERR_LIB_SSL, 0, SSL_R_SHORT_READ),
         asio::error::get_ssl_category());
+#endif // defined(OPENSSL_IS_BORINGSSL)
     return ec;
   }
 
@@ -216,9 +222,15 @@ const asio::error_code& engine::map_error_code(
   // Otherwise, the peer should have negotiated a proper shutdown.
   if ((::SSL_get_shutdown(ssl_) & SSL_RECEIVED_SHUTDOWN) == 0)
   {
+#if defined(OPENSSL_IS_BORINGSSL)
+    ec = asio::error_code(
+        ERR_PACK(ERR_LIB_SSL, SSL_R_UNEXPECTED_RECORD),
+        asio::error::get_ssl_category());
+#else // defined(OPENSSL_IS_BORINGSSL)
     ec = asio::error_code(
         ERR_PACK(ERR_LIB_SSL, 0, SSL_R_SHORT_READ),
         asio::error::get_ssl_category());
+#endif // defined(OPENSSL_IS_BORINGSSL)
   }
 
   return ec;
diff --git a/asio/include/asio/ssl/detail/impl/openssl_init.ipp b/asio/include/asio/ssl/detail/impl/openssl_init.ipp
index da66fc1..5d6ff8f 100644
--- a/asio/include/asio/ssl/detail/impl/openssl_init.ipp
+++ b/asio/include/asio/ssl/detail/impl/openssl_init.ipp
@@ -36,7 +36,7 @@ public:
   do_init()
   {
     ::SSL_library_init();
-    ::SSL_load_error_strings();        
+    ::SSL_load_error_strings();
     ::OpenSSL_add_all_algorithms();
 
     mutexes_.resize(::CRYPTO_num_locks());
@@ -70,7 +70,9 @@ public:
 #endif // (OPENSSL_VERSION_NUMBER >= 0x10000000L)
     ::EVP_cleanup();
     ::CRYPTO_cleanup_all_ex_data();
+#if !defined(OPENSSL_IS_BORINGSSL)
     ::CONF_modules_unload(1);
+#endif
 #if !defined(OPENSSL_NO_ENGINE)
     ::ENGINE_cleanup();
 #endif // !defined(OPENSSL_NO_ENGINE)
@@ -99,7 +101,7 @@ private:
 #endif // defined(ASIO_WINDOWS) || defined(__CYGWIN__)
   }
 
-  static void openssl_locking_func(int mode, int n, 
+  static void openssl_locking_func(int mode, int n,
     const char* /*file*/, int /*line*/)
   {
     if (mode & CRYPTO_LOCK)
diff --git a/asio/include/asio/ssl/impl/context.ipp b/asio/include/asio/ssl/impl/context.ipp
index 4a66a0a..76b333b 100644
--- a/asio/include/asio/ssl/impl/context.ipp
+++ b/asio/include/asio/ssl/impl/context.ipp
@@ -143,14 +143,14 @@ context::context(context::method m)
   case context::tlsv12_server:
     handle_ = ::SSL_CTX_new(::TLSv1_2_server_method());
     break;
-#else // defined(SSL_TXT_TLSV1_2) 
+#else // defined(SSL_TXT_TLSV1_2)
   case context::tlsv12:
   case context::tlsv12_client:
   case context::tlsv12_server:
     asio::detail::throw_error(
         asio::error::invalid_argument, "context");
     break;
-#endif // defined(SSL_TXT_TLSV1_2) 
+#endif // defined(SSL_TXT_TLSV1_2)
   default:
     handle_ = ::SSL_CTX_new(0);
     break;
@@ -556,11 +556,15 @@ asio::error_code context::use_certificate_chain(
       return ec;
     }
 
+#if (OPENSSL_VERSION_NUMBER >= 0x10002000L)
+    ::SSL_CTX_clear_chain_certs(handle_);
+#else
     if (handle_->extra_certs)
     {
       ::sk_X509_pop_free(handle_->extra_certs, X509_free);
       handle_->extra_certs = 0;
     }
+#endif // (OPENSSL_VERSION_NUMBER >= 0x10002000L)
 
     while (X509* cacert = ::PEM_read_bio_X509(bio.p, 0,
           handle_->default_passwd_callback,
@@ -574,7 +578,7 @@ asio::error_code context::use_certificate_chain(
         return ec;
       }
     }
-  
+
     result = ::ERR_peek_last_error();
     if ((ERR_GET_LIB(result) == ERR_LIB_PEM)
         && (ERR_GET_REASON(result) == PEM_R_NO_START_LINE))