From 24d8a8ae8e0ad980ac2054cd99b36c09eb58b945 Mon Sep 17 00:00:00 2001
From: Ivan Chikish <nekotekina@gmail.com>
Date: Fri, 14 Jul 2023 17:35:37 +0300
Subject: [PATCH] [orbiskernel] +sys_gettimeofday

---
 orbis-kernel/include/orbis/sys/sysproto.hpp | 16 ++++++++++---
 orbis-kernel/src/sys/sys_time.cpp           | 26 +++++++++++++++++----
 2 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/orbis-kernel/include/orbis/sys/sysproto.hpp b/orbis-kernel/include/orbis/sys/sysproto.hpp
index bba47387d..bbe2e386f 100644
--- a/orbis-kernel/include/orbis/sys/sysproto.hpp
+++ b/orbis-kernel/include/orbis/sys/sysproto.hpp
@@ -11,6 +11,16 @@ using cpuwhich_t = sint;
 using cpulevel_t = sint;
 using SceKernelModule = ModuleHandle;
 
+struct timeval {
+  int64_t tv_sec;
+  int64_t tv_usec;
+};
+
+struct timezone {
+  sint tz_minuteswest;
+  sint tz_dsttime;
+};
+
 struct ModuleInfo;
 struct ModuleInfoEx;
 struct KEvent;
@@ -120,8 +130,8 @@ SysResult sys_bind(Thread *thread, sint s, caddr_t name, sint namelen);
 SysResult sys_setsockopt(Thread *thread, sint s, sint level, sint name,
                          caddr_t val, sint valsize);
 SysResult sys_listen(Thread *thread, sint s, sint backlog);
-SysResult sys_gettimeofday(Thread *thread, ptr<struct timeval> tp,
-                           ptr<struct timezone> tzp);
+SysResult sys_gettimeofday(Thread *thread, ptr<orbis::timeval> tp,
+                           ptr<orbis::timezone> tzp);
 SysResult sys_getrusage(Thread *thread, sint who, ptr<struct rusage> rusage);
 SysResult sys_getsockopt(Thread *thread, sint s, sint level, sint name,
                          caddr_t val, ptr<sint> avalsize);
@@ -130,7 +140,7 @@ SysResult sys_readv(Thread *thread, sint fd, ptr<struct iovec> iovp,
 SysResult sys_writev(Thread *thread, sint fd, ptr<struct iovec> iovp,
                      uint iovcnt);
 SysResult sys_settimeofday(Thread *thread, ptr<struct timeval> tp,
-                           ptr<struct timezone> tzp);
+                           ptr<orbis::timezone> tzp);
 SysResult sys_fchown(Thread *thread, sint fd, sint uid, sint gid);
 SysResult sys_fchmod(Thread *thread, sint fd, sint mode);
 SysResult sys_setreuid(Thread *thread, sint ruid, sint euid);
diff --git a/orbis-kernel/src/sys/sys_time.cpp b/orbis-kernel/src/sys/sys_time.cpp
index e1f3ae9c3..a9d1b2147 100644
--- a/orbis-kernel/src/sys/sys_time.cpp
+++ b/orbis-kernel/src/sys/sys_time.cpp
@@ -112,12 +112,30 @@ orbis::SysResult orbis::sys_nanosleep(Thread *thread, ptr<const timespec> rqtp,
                                       ptr<timespec> rmtp) {
   return ErrorCode::NOSYS;
 }
-orbis::SysResult orbis::sys_gettimeofday(Thread *thread, ptr<struct timeval> tp,
-                                         ptr<struct timezone> tzp) {
-  return ErrorCode::NOSYS;
+orbis::SysResult orbis::sys_gettimeofday(Thread *thread, ptr<orbis::timeval> tp,
+                                         ptr<orbis::timezone> tzp) {
+  struct ::timeval tv;
+  struct ::timezone tz;
+  if (::gettimeofday(&tv, &tz) != 0)
+    std::abort();
+  if (tp) {
+    orbis::timeval value;
+    value.tv_sec = tv.tv_sec;
+    value.tv_usec = tv.tv_usec;
+    if (auto e = uwrite(tp, value); e != ErrorCode{})
+      return e;
+  }
+  if (tzp) {
+    orbis::timezone value;
+    value.tz_dsttime = tz.tz_dsttime;
+    value.tz_minuteswest = tz.tz_minuteswest;
+    if (auto e = uwrite(tzp, value); e != ErrorCode{})
+      return e;
+  }
+  return {};
 }
 orbis::SysResult orbis::sys_settimeofday(Thread *thread, ptr<struct timeval> tp,
-                                         ptr<struct timezone> tzp) {
+                                         ptr<orbis::timezone> tzp) {
   return ErrorCode::NOSYS;
 }
 orbis::SysResult orbis::sys_getitimer(Thread *thread, uint which,