Files
FEX-Emu--FEX/Source/Tests/LinuxSyscalls/x32/Info.cpp
T
Scott Mansell 6ed36e3304 Refactor syscalls to take Frame
The vast majoirty of syscalls don't need anything in thread or frame.
So lets save an indirection for all those syscalls.

Most of the syscalls which do need Thread (or CTX via
Thread are in Thread.cpp or Memory.cpp
These have all been modifiy to fetch Thread from Frame
2021-03-09 20:28:50 +13:00

69 lines
2.2 KiB
C++

#include "Tests/LinuxSyscalls/Syscalls.h"
#include "Tests/LinuxSyscalls/x32/Syscalls.h"
#include <sys/resource.h>
#include <sys/utsname.h>
#include <sys/sysinfo.h>
namespace FEX::HLE::x32 {
struct rlimit32 {
uint32_t rlim_cur;
uint32_t rlim_max;
};
struct sysinfo32 {
int32_t uptime;
uint32_t loads[3];
uint32_t totalram;
uint32_t freeram;
uint32_t sharedram;
uint32_t bufferram;
uint32_t totalswap;
uint32_t freeswap;
uint16_t procs;
uint32_t totalhigh;
uint32_t mem_unit;
char _pad[12];
};
static_assert(sizeof(sysinfo32) == 64, "Needs to be 64bytes");
void RegisterInfo() {
REGISTER_SYSCALL_IMPL_X32(ugetrlimit, [](FEXCore::Core::CpuStateFrame *Frame, int resource, rlimit32 *rlim) -> uint64_t {
struct rlimit rlim64{};
uint64_t Result = ::getrlimit(resource, &rlim64);
rlim->rlim_cur = rlim64.rlim_cur;
rlim->rlim_max = rlim64.rlim_max;
SYSCALL_ERRNO();
});
REGISTER_SYSCALL_IMPL_X32(sysinfo, [](FEXCore::Core::CpuStateFrame *Frame, struct sysinfo32 *info) -> uint64_t {
struct sysinfo Host{};
uint64_t Result = ::sysinfo(&Host);
if (Result != -1) {
#define Copy(x) info->x = static_cast<decltype(info->x)>(std::min(Host.x, static_cast<decltype(Host.x)>(std::numeric_limits<decltype(info->x)>::max())));
Copy(uptime);
info->loads[0] = std::min(Host.loads[0], static_cast<unsigned long>(std::numeric_limits<uint32_t>::max()));
info->loads[1] = std::min(Host.loads[1], static_cast<unsigned long>(std::numeric_limits<uint32_t>::max()));
info->loads[2] = std::min(Host.loads[2], static_cast<unsigned long>(std::numeric_limits<uint32_t>::max()));
Copy(totalram);
Copy(sharedram);
Copy(bufferram);
Copy(totalswap);
Copy(freeswap);
Copy(procs);
Copy(totalhigh);
Copy(mem_unit);
}
SYSCALL_ERRNO();
});
REGISTER_SYSCALL_IMPL_X32(getrusage, [](FEXCore::Core::CpuStateFrame *Frame, int who, rusage_32 *usage) -> uint64_t {
struct rusage usage64 = *usage;
uint64_t Result = ::getrusage(who, &usage64);
*usage = usage64;
SYSCALL_ERRNO();
});
}
}