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Kernel: Make ProcessTracer inherit from File.

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This commit is contained in:
Andreas Kling
2019-04-28 15:02:55 +02:00
parent 7ec1f6ab3c
commit e886337a67
12 changed files with 105 additions and 182 deletions
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13
Kernel/Process.cpp
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@@ -175,11 +175,10 @@ void* Process::sys$mmap(const Syscall::SC_mmap_params* params)
auto* descriptor = file_descriptor(fd);
if (!descriptor)
return (void*)-EBADF;
if (!descriptor->supports_mmap())
return (void*)-ENODEV;
auto* region = descriptor->mmap(*this, LinearAddress((dword)addr), offset, size, prot);
if (!region)
return (void*)-ENOMEM;
auto region_or_error = descriptor->mmap(*this, LinearAddress((dword)addr), offset, size, prot);
if (region_or_error.is_error())
return (void*)(int)region_or_error.error();
auto region = region_or_error.value();
if (flags & MAP_SHARED)
region->set_shared(true);
return region->laddr().as_ptr();
@@ -1539,9 +1538,9 @@ int Process::sys$ioctl(int fd, unsigned request, unsigned arg)
auto* descriptor = file_descriptor(fd);
if (!descriptor)
return -EBADF;
if (!descriptor->is_device())
if (!descriptor->is_file())
return -ENOTTY;
return descriptor->device()->ioctl(*this, request, arg);
return descriptor->file()->ioctl(*this, request, arg);
}
int Process::sys$getdtablesize()