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UserspaceEmulator: Add support for chmod

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This commit is contained in:
AnotherTest 2020-10-24 11:24:19 +03:30 • committed by Andreas Kling
parent b1d36243e5
commit 41aa78f6de
2 changed files with 9 additions and 0 deletions
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8
DevTools/UserspaceEmulator/Emulator.cpp
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@ -349,6 +349,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$dbgputstr(arg1, arg2); return virt$dbgputstr(arg1, arg2);
case SC_dbgputch: case SC_dbgputch:
return virt$dbgputch(arg1); return virt$dbgputch(arg1);
case SC_chmod:
return virt$chmod(arg1, arg2, arg3);
case SC_fchmod: case SC_fchmod:
return virt$fchmod(arg1, arg2); return virt$fchmod(arg1, arg2);
case SC_accept: case SC_accept:
@ -492,6 +494,12 @@ int Emulator::virt$dbgputstr(FlatPtr characters, int length)
return 0; return 0;
} }
int Emulator::virt$chmod(FlatPtr path_addr, size_t path_length, mode_t mode)
{
auto path = mmu().copy_buffer_from_vm(path_addr, path_length);
return syscall(SC_chmod, path.data(), path.size(), mode);
}
int Emulator::virt$fchmod(int fd, mode_t mode) int Emulator::virt$fchmod(int fd, mode_t mode)
{ {
return syscall(SC_fchmod, fd, mode); return syscall(SC_fchmod, fd, mode);

1
DevTools/UserspaceEmulator/Emulator.h
View file

@ -120,6 +120,7 @@ private:
int virt$clock_gettime(int, FlatPtr); int virt$clock_gettime(int, FlatPtr);
int virt$dbgputstr(FlatPtr characters, int length); int virt$dbgputstr(FlatPtr characters, int length);
int virt$dbgputch(char); int virt$dbgputch(char);
int virt$chmod(FlatPtr, size_t, mode_t);
int virt$fchmod(int, mode_t); int virt$fchmod(int, mode_t);
int virt$listen(int, int); int virt$listen(int, int);
int virt$kill(pid_t, int); int virt$kill(pid_t, int);