Add support for using kernel implementations of GHASH

This doesn't really improve performance on my Intel CPU (I guess due to the
context switches), but more tests have to be made, in combination with
offloading the AES to the kernel as well, and on different hardware.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/fastd.c b/src/fastd.c
index 3bbf30f..ec70c6c 100644
--- a/src/fastd.c
+++ b/src/fastd.c
@@ -28,6 +28,7 @@
 
 #include "fastd.h"
 #include "handshake.h"
+#include "linux_alg.h"
 #include "peer.h"
 #include "task.h"
 
@@ -784,6 +785,8 @@ int main(int argc, char *argv[]) {
 
 	init_log(&ctx);
 
+	fastd_linux_alg_init(&ctx);
+
 	if (conf.generate_key) {
 		conf.protocol->generate_key(&ctx);
 		exit(0);
@@ -857,6 +860,8 @@ int main(int argc, char *argv[]) {
 	free(ctx.protocol_state);
 	free(ctx.eth_addr);
 
+	fastd_linux_alg_close(&ctx);
+
 	close_log(&ctx);
 	fastd_config_release(&ctx, &conf);