From 3106d632de4235f8c6d63d602fe2fa9e0175d690 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Fri, 15 Jul 2016 01:34:37 +0200
Subject: build system: revamp building and configuration

---
 src/Kbuild | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/Kbuild

(limited to 'src/Kbuild')

diff --git a/src/Kbuild b/src/Kbuild
new file mode 100644
index 0000000..bde4036
--- /dev/null
+++ b/src/Kbuild
@@ -0,0 +1,18 @@
+ccflags-y := -O3 -fvisibility=hidden
+ccflags-$(CONFIG_WIREGUARD_DEBUG) := -DDEBUG -g
+ccflags-y += -Wframe-larger-than=8192
+wireguard-y := main.o noise.o device.o peer.o timers.o data.o send.o receive.o socket.o config.o hashtables.o routing-table.o ratelimiter.o cookie.o
+wireguard-y += crypto/curve25519.o crypto/chacha20poly1305.o crypto/blake2s.o crypto/siphash24.o
+ifeq ($(CONFIG_X86_64),y)
+	wireguard-y += crypto/chacha20-ssse3-x86_64.o crypto/poly1305-sse2-x86_64.o
+avx2_supported := $(call as-instr,vpgatherdd %ymm0$(comma)(%eax$(comma)%ymm1$(comma)4)$(comma)%ymm2,yes,no)
+ifeq ($(avx2_supported),yes)
+	wireguard-y += crypto/chacha20-avx2-x86_64.o crypto/poly1305-avx2-x86_64.o
+endif
+endif
+
+ifneq ($(KBUILD_EXTMOD),)
+include $(M)/tests/moduledeps.mk
+endif
+
+obj-$(CONFIG_WIREGUARD) := wireguard.o
-- 
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