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kernel: Add gettimeofday

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This commit is contained in:
raphaelthegreat 2024-06-10 19:40:16 +03:00
parent 23f11a3fda
commit 79901eafed
2 changed files with 39 additions and 0 deletions
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29
src/core/libraries/kernel/time_management.cpp
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@ -4,6 +4,7 @@
#include "common/native_clock.h"
#include "core/libraries/kernel/time_management.h"
#include "core/libraries/libs.h"
#include "core/libraries/error_codes.h"
namespace Libraries::Kernel {
@ -30,6 +31,31 @@ u64 PS4_SYSV_ABI sceKernelReadTsc() {
return clock->GetUptime();
}
int PS4_SYSV_ABI sceKernelGettimeofday(OrbisKernelTimeval *tp) {
if (!tp) {
return ORBIS_KERNEL_ERROR_EFAULT;
}
auto now = std::chrono::system_clock::now();
auto duration = now.time_since_epoch();
auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration);
auto microsecs = std::chrono::duration_cast<std::chrono::microseconds>(duration - seconds);
tp->tv_sec = seconds.count();
tp->tv_usec = microsecs.count();
return ORBIS_OK;
}
int PS4_SYSV_ABI gettimeofday(OrbisKernelTimeval *tp, OrbisKernelTimezone* tz) {
// FreeBSD docs mention that the kernel generally does not track these values
// and they are usually returned as zero.
if (tz) {
tz->tz_minuteswest = 0;
tz->tz_dsttime = 0;
}
return sceKernelGettimeofday(tp);
}
void timeSymbolsRegister(Core::Loader::SymbolsResolver* sym) {
clock = std::make_unique<Common::NativeClock>();
initial_ptc = clock->GetUptime();
@ -39,6 +65,9 @@ void timeSymbolsRegister(Core::Loader::SymbolsResolver* sym) {
sceKernelGetProcessTimeCounterFrequency);
LIB_FUNCTION("-2IRUCO--PM", "libkernel", 1, "libkernel", 1, 1, sceKernelReadTsc);
LIB_FUNCTION("1j3S3n-tTW4", "libkernel", 1, "libkernel", 1, 1, sceKernelGetTscFrequency);
LIB_FUNCTION("ejekcaNQNq0", "libkernel", 1, "libkernel", 1, 1, sceKernelGettimeofday);
LIB_FUNCTION("n88vx3C5nW8", "libkernel", 1, "libkernel", 1, 1, gettimeofday);
LIB_FUNCTION("n88vx3C5nW8", "libScePosix", 1, "libkernel", 1, 1, gettimeofday);
}
} // namespace Libraries::Kernel

10
src/core/libraries/kernel/time_management.h
View file

@ -11,6 +11,16 @@ class SymbolsResolver;
namespace Libraries::Kernel {
struct OrbisKernelTimeval {
time_t tv_sec;
u64 tv_usec;
};
struct OrbisKernelTimezone {
s32 tz_minuteswest;
s32 tz_dsttime;
};
u64 PS4_SYSV_ABI sceKernelGetTscFrequency();
u64 PS4_SYSV_ABI sceKernelGetProcessTime();
u64 PS4_SYSV_ABI sceKernelGetProcessTimeCounter();