From 0b8cc8eba90ef16ab9a89f8ffa9b48293c9ae88b Mon Sep 17 00:00:00 2001
From: georgemoralis <giorgosmrls@gmail.com>
Date: Tue, 2 Apr 2024 08:51:17 +0300
Subject: [PATCH] added sceKernelClockGettime

---
 .../libraries/libkernel/thread_management.cpp | 29 +++++++++++++++++++
 .../libraries/libkernel/thread_management.h   |  5 ++++
 2 files changed, 34 insertions(+)

diff --git a/src/core/hle/libraries/libkernel/thread_management.cpp b/src/core/hle/libraries/libkernel/thread_management.cpp
index d2568e7c..1c09a2dd 100644
--- a/src/core/hle/libraries/libkernel/thread_management.cpp
+++ b/src/core/hle/libraries/libkernel/thread_management.cpp
@@ -519,6 +519,33 @@ int PS4_SYSV_ABI posix_pthread_cond_broadcast(ScePthreadCond* cond) {
     return result;
 }
 
+int PS4_SYSV_ABI sceKernelClockGettime(s32 clock_id, SceKernelTimespec* tp) {
+    if (tp == nullptr) {
+        return SCE_KERNEL_ERROR_EFAULT;
+    }
+    clockid_t pclock_id = CLOCK_REALTIME;
+    switch (clock_id) {
+    case 0:
+        pclock_id = CLOCK_REALTIME;
+        break;
+    case 13:
+    case 4:
+        pclock_id = CLOCK_MONOTONIC;
+        break;
+    default:
+        UNREACHABLE();
+    }
+
+    timespec t{};
+    int result = clock_gettime(pclock_id, &t);
+    tp->tv_sec = t.tv_sec;
+    tp->tv_nsec = t.tv_nsec;
+    if (result == 0) {
+        return SCE_OK;
+    }
+    return SCE_KERNEL_ERROR_EINVAL;
+}
+
 void pthreadSymbolsRegister(Loader::SymbolsResolver* sym) {
     LIB_FUNCTION("4+h9EzwKF4I", "libkernel", 1, "libkernel", 1, 1, scePthreadAttrSetschedpolicy);
     LIB_FUNCTION("-Wreprtu0Qs", "libkernel", 1, "libkernel", 1, 1, scePthreadAttrSetdetachstate);
@@ -552,6 +579,8 @@ void pthreadSymbolsRegister(Loader::SymbolsResolver* sym) {
     LIB_FUNCTION("2Z+PpY6CaJg", "libScePosix", 1, "libkernel", 1, 1, posix_pthread_mutex_unlock);
     LIB_FUNCTION("mkx2fVhNMsg", "libScePosix", 1, "libkernel", 1, 1, posix_pthread_cond_broadcast);
 
+    LIB_FUNCTION("QBi7HCK03hw", "libkernel", 1, "libkernel", 1, 1, sceKernelClockGettime);
+
     // openorbis weird functions
     LIB_FUNCTION("7H0iTOciTLo", "libkernel", 1, "libkernel", 1, 1, posix_pthread_mutex_lock);
     LIB_FUNCTION("2Z+PpY6CaJg", "libkernel", 1, "libkernel", 1, 1, posix_pthread_mutex_unlock);
diff --git a/src/core/hle/libraries/libkernel/thread_management.h b/src/core/hle/libraries/libkernel/thread_management.h
index ba3c513e..922f8ef8 100644
--- a/src/core/hle/libraries/libkernel/thread_management.h
+++ b/src/core/hle/libraries/libkernel/thread_management.h
@@ -33,6 +33,11 @@ using ScePthreadCondattr = PthreadCondAttrInternal*;
 
 using pthreadEntryFunc = PS4_SYSV_ABI void* (*)(void*);
 
+struct SceKernelTimespec {
+    int64_t tv_sec;
+    int64_t tv_nsec;
+};
+
 struct PthreadInternal {
     u8 reserved[4096];
     std::string name;