mirror of
https://github.com/FEX-Emu/FEX.git
synced 2026-10-09 01:00:17 +02:00
Paulo Matos
2b4ec88dae
This follows discussions from #3413. Followup commits add clang-format file, script and blame ignore lists.
70 lines
2.5 KiB
C++
70 lines
2.5 KiB
C++
// SPDX-License-Identifier: MIT
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/*
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$info$
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tags: LinuxSyscalls|syscalls-shared
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$end_info$
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*/
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#include "LinuxSyscalls/Syscalls.h"
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#include "LinuxSyscalls/x64/Syscalls.h"
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#include "LinuxSyscalls/x32/Syscalls.h"
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#include <FEXCore/IR/IR.h>
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#include <FEXCore/Utils/LogManager.h>
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#include <cstring>
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#include <linux/kcmp.h>
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#include <linux/seccomp.h>
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <syslog.h>
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#include <sys/random.h>
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#include <sys/resource.h>
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#include <sys/syscall.h>
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#include <sys/utsname.h>
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#include <sys/klog.h>
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#include <unistd.h>
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#include <git_version.h>
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namespace FEX::HLE {
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using cap_user_header_t = void*;
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using cap_user_data_t = void*;
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void RegisterInfo(FEX::HLE::SyscallHandler* Handler) {
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using namespace FEXCore::IR;
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REGISTER_SYSCALL_IMPL_FLAGS(
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uname, SyscallFlags::OPTIMIZETHROUGH | SyscallFlags::NOSYNCSTATEONENTRY, [](FEXCore::Core::CpuStateFrame* Frame, struct utsname* buf) -> uint64_t {
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struct utsname Local {};
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if (::uname(&Local) == 0) {
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memcpy(buf->nodename, Local.nodename, sizeof(Local.nodename));
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static_assert(sizeof(Local.nodename) <= sizeof(buf->nodename));
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memcpy(buf->domainname, Local.domainname, sizeof(Local.domainname));
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static_assert(sizeof(Local.domainname) <= sizeof(buf->domainname));
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} else {
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strcpy(buf->nodename, "FEXCore");
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LogMan::Msg::EFmt("Couldn't determine host nodename. Defaulting to '{}'", buf->nodename);
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}
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strcpy(buf->sysname, "Linux");
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uint32_t GuestVersion = FEX::HLE::_SyscallHandler->GetGuestKernelVersion();
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snprintf(buf->release, sizeof(buf->release), "%d.%d.%d", FEX::HLE::SyscallHandler::KernelMajor(GuestVersion),
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FEX::HLE::SyscallHandler::KernelMinor(GuestVersion), FEX::HLE::SyscallHandler::KernelPatch(GuestVersion));
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const char version[] = "#" GIT_DESCRIBE_STRING " SMP " __DATE__ " " __TIME__;
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strcpy(buf->version, version);
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static_assert(sizeof(version) <= sizeof(buf->version), "uname version define became too large!");
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// Tell the guest that we are a 64bit kernel
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strcpy(buf->machine, "x86_64");
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return 0;
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});
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REGISTER_SYSCALL_IMPL_FLAGS(seccomp, SyscallFlags::OPTIMIZETHROUGH | SyscallFlags::NOSYNCSTATEONENTRY,
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[](FEXCore::Core::CpuStateFrame* Frame, unsigned int operation, unsigned int flags, void* args) -> uint64_t {
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// FEX doesn't support seccomp
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return -EINVAL;
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});
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}
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} // namespace FEX::HLE
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