From: Razvan Deaconescu <razvan.deaconescu@cs.pub.ro>
Date: Sun, 14 Feb 2021 19:50:13 +0000 (+0200)
Subject: lib/uktime: Register time syscall to syscall shim
X-Git-Tag: RELEASE-0.6~222
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=00ca344fcb38b7ab089a1cb4f2c1379e16706d83;p=unikraft%2Funikraft.git

lib/uktime: Register time syscall to syscall shim

Signed-off-by: Razvan Deaconescu <razvan.deaconescu@cs.pub.ro>
Reviewed-by: Sergiu Moga <sergiu.moga@protonmail.com>
Tested-by: Unikraft CI <monkey@unikraft.io>
GitHub-Pull-Request: #124
---

diff --git a/lib/uktime/Makefile.uk b/lib/uktime/Makefile.uk
index 630e4e886..6ff069779 100644
--- a/lib/uktime/Makefile.uk
+++ b/lib/uktime/Makefile.uk
@@ -17,3 +17,4 @@ UK_PROVIDED_SYSCALLS-$(CONFIG_LIBUKTIME) += nanosleep-2
 UK_PROVIDED_SYSCALLS-$(CONFIG_LIBUKTIME) += clock_gettime-2
 UK_PROVIDED_SYSCALLS-$(CONFIG_LIBUKTIME) += gettimeofday-2
 UK_PROVIDED_SYSCALLS-$(CONFIG_LIBUKTIME) += times-1
+UK_PROVIDED_SYSCALLS-$(CONFIG_LIBUKTIME) += time-1
diff --git a/lib/uktime/exportsyms.uk b/lib/uktime/exportsyms.uk
index 0e9fa7362..8d6c584fa 100644
--- a/lib/uktime/exportsyms.uk
+++ b/lib/uktime/exportsyms.uk
@@ -22,3 +22,6 @@ timer_delete
 timer_settime
 timer_gettime
 timer_getoverrun
+time
+uk_syscall_e_time
+uk_syscall_r_time
diff --git a/lib/uktime/time.c b/lib/uktime/time.c
index 1947caa34..188d31dba 100644
--- a/lib/uktime/time.c
+++ b/lib/uktime/time.c
@@ -123,6 +123,16 @@ unsigned int sleep(unsigned int seconds)
 	return 0;
 }
 
+UK_SYSCALL_R_DEFINE(time_t, time, time_t *, tloc)
+{
+	time_t secs = ukarch_time_nsec_to_sec(ukplat_wall_clock());
+
+	if (tloc)
+		*tloc = secs;
+
+	return secs;
+}
+
 UK_SYSCALL_R_DEFINE(int, gettimeofday, struct timeval *, tv, void *, tz)
 {
 	__nsec now = ukplat_wall_clock();