[build] Copy uefi headers into project

Eventually the UEFI headers should be brought in from their own project,
but for now, like the other projects under external/, these are being
copied into this repository.

Tags: boot uefi

external/uefi/boot_services.h

@@ -0,0 +1,101 @@
+#pragma once
+#ifndef _uefi_boot_services_h_
+#define _uefi_boot_services_h_
+
+// This Source Code Form is part of the j6-uefi-headers project and is subject
+// to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was
+// not distributed with this file, You can obtain one at
+// http://mozilla.org/MPL/2.0/.
+
+#include <stdint.h>
+#include <uefi/tables.h>
+#include <uefi/types.h>
+
+namespace uefi {
+namespace bs_impl {
+	using allocate_pages = status (*)(allocate_type, memory_type, size_t, void**);
+	using get_memory_map = status (*)(size_t*, memory_descriptor*, size_t*, size_t*, uint32_t*);
+	using allocate_pool = status (*)(memory_type, uint64_t, void**);
+	using handle_protocol = status (*)(handle, const guid*, void**);
+	using create_event = status (*)(evt, tpl, event_notify, void*, event*);
+	using exit_boot_services = status (*)(handle, size_t);
+	using locate_protocol = status (*)(const guid*, void*, void**);
+	using copy_mem = void (*)(void*, void*, size_t);
+	using set_mem = void (*)(void*, uint64_t, uint8_t);
+}
+
+struct boot_services {
+	static constexpr uint64_t signature = 0x56524553544f4f42ull;
+
+	table_header header;
+
+	// Task Priority Level management
+	void *raise_tpl;
+	void *restore_tpl;
+
+	// Memory Services
+	bs_impl::allocate_pages allocate_pages;
+	void *free_pages;
+	bs_impl::get_memory_map get_memory_map;
+	bs_impl::allocate_pool allocate_pool;
+	void *free_pool;
+
+	// Event & Timer Services
+	bs_impl::create_event create_event;
+	void *set_timer;
+	void *wait_for_event;
+	void *signal_event;
+	void *close_event;
+	void *check_event;
+
+	// Protocol Handler Services
+	void *install_protocol_interface;
+	void *reinstall_protocol_interface;
+	void *uninstall_protocol_interface;
+	bs_impl::handle_protocol handle_protocol;
+	void *_reserved;
+	void *register_protocol_notify;
+	void *locate_handle;
+	void *locate_device_path;
+	void *install_configuration_table;
+
+	// Image Services
+	void *load_image;
+	void *start_image;
+	void *exit;
+	void *unload_image;
+	bs_impl::exit_boot_services exit_boot_services;
+
+	// Miscellaneous Services
+	void *get_next_monotonic_count;
+	void *stall;
+	void *set_watchdog_timer;
+
+	// DriverSupport Services
+	void *connect_controller;
+	void *disconnect_controller;
+
+	// Open and Close Protocol Services
+	void *open_protocol;
+	void *close_protocol;
+	void *open_protocol_information;
+
+	// Library Services
+	void *protocols_per_handle;
+	void *locate_handle_buffer;
+	bs_impl::locate_protocol locate_protocol;
+	void *install_multiple_protocol_interfaces;
+	void *uninstall_multiple_protocol_interfaces;
+
+	// 32-bit CRC Services
+	void *calculate_crc32;
+
+	// Miscellaneous Services
+	bs_impl::copy_mem copy_mem;
+	bs_impl::set_mem set_mem;
+	void *create_event_ex;
+};
+
+} // namespace uefi
+
+#endif