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UserspaceEmulator: Implement clock_settime syscall

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Brendan Coles 2021-01-10 16:00:34 +00:00 committed by Andreas Kling
parent 700f213011
commit b53664a8ef
Notes: sideshowbarker 2024-07-18 23:57:29 +09:00 
Author: https://github.com/bcoles
Commit: https://github.com/SerenityOS/serenity/commit/b53664a8ef4
Pull-request: https://github.com/SerenityOS/serenity/pull/4886
2 changed files with 11 additions and 0 deletions
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10
DevTools/UserspaceEmulator/Emulator.cpp
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@ -508,6 +508,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$gettimeofday(arg1);
case SC_clock_gettime:
return virt$clock_gettime(arg1, arg2);
case SC_clock_settime:
return virt$clock_settime(arg1, arg2);
case SC_getrandom:
return virt$getrandom(arg1, arg2, arg3);
case SC_fork:
@ -767,6 +769,14 @@ int Emulator::virt$clock_gettime(int clockid, FlatPtr timespec)
return rc;
}
int Emulator::virt$clock_settime(uint32_t clock_id, FlatPtr user_ts)
{
struct timespec user_timespec;
mmu().copy_from_vm(&user_timespec, user_ts, sizeof(user_timespec));
int rc = syscall(SC_clock_settime, clock_id, &user_timespec);
return rc;
}
int Emulator::virt$set_mmap_name(FlatPtr)
{
// FIXME: Implement.

1
DevTools/UserspaceEmulator/Emulator.h
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@ -135,6 +135,7 @@ private:
int virt$chmod(FlatPtr, size_t, mode_t);
int virt$fchmod(int, mode_t);
int virt$fchown(int, uid_t, gid_t);
int virt$clock_settime(uint32_t clock_id, FlatPtr user_ts);
int virt$listen(int, int);
int virt$kill(pid_t, int);
int virt$fstat(int, FlatPtr);