Files
FEX-Emu--FEX/Source/Tests/LinuxSyscalls/Syscalls/Stubs.cpp
T
Ryan Houdek 504b7a03ad Syscalls: Removes staging vector usage
This removes about half a millisecond from syscall handler registration.
2022-07-28 01:29:26 -07:00

49 lines
1.4 KiB
C++

/*
$info$
tags: LinuxSyscalls|syscalls-shared
$end_info$
*/
#include <FEXCore/Utils/LogManager.h>
#include "Tests/LinuxSyscalls/Syscalls.h"
#include "Tests/LinuxSyscalls/x32/Syscalls.h"
#include "Tests/LinuxSyscalls/x64/Syscalls.h"
#include <errno.h>
#include <stdint.h>
#include <sys/types.h>
#define SYSCALL_STUB(name) do { ERROR_AND_DIE_FMT("Syscall: " #name " stub!"); return -ENOSYS; } while(0)
namespace FEXCore::Core {
struct CpuStateFrame;
}
namespace FEX::HLE {
void RegisterStubs(FEX::HLE::SyscallHandler *Handler) {
REGISTER_SYSCALL_IMPL(rt_sigreturn, [](FEXCore::Core::CpuStateFrame *Frame) -> uint64_t {
SYSCALL_STUB(rt_sigreturn);
});
REGISTER_SYSCALL_IMPL(ptrace, [](FEXCore::Core::CpuStateFrame *Frame, int /*enum __ptrace_request*/ request, pid_t pid, void *addr, void *data) -> uint64_t {
// We don't support this
return -EPERM;
});
REGISTER_SYSCALL_IMPL(modify_ldt, [](FEXCore::Core::CpuStateFrame *Frame, int func, void *ptr, unsigned long bytecount) -> uint64_t {
SYSCALL_STUB(modify_ldt);
});
REGISTER_SYSCALL_IMPL(restart_syscall, [](FEXCore::Core::CpuStateFrame *Frame) -> uint64_t {
SYSCALL_STUB(restart_syscall);
});
REGISTER_SYSCALL_IMPL(rseq, [](FEXCore::Core::CpuStateFrame *Frame, struct rseq *rseq, uint32_t rseq_len, int flags, uint32_t sig) -> uint64_t {
// We don't support this
return -ENOSYS;
});
}
}