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Kernel: Add /proc/<pid>/exe

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Bananymous
2025-08-26 13:22:30 +03:00
parent e4abe75043
commit abbe7b79d6
3 changed files with 20 additions and 0 deletions
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11
kernel/kernel/FS/ProcFS/Inode.cpp
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@@ -18,6 +18,16 @@ namespace Kernel
TRY(inode->link_inode(*MUST(ProcROProcessInode::create_new(process, &Process::proc_cmdline, fs, 0400)), "cmdline"_sv));
TRY(inode->link_inode(*MUST(ProcROProcessInode::create_new(process, &Process::proc_environ, fs, 0400)), "environ"_sv));
TRY(inode->link_inode(*MUST(ProcSymlinkInode::create_new(
[](void* process) -> BAN::ErrorOr<BAN::String>
{
BAN::String result;
TRY(result.append(static_cast<Process*>(process)->executable()));
return result;
},
&process, fs, 0400, process.credentials().ruid(), process.credentials().ruid()
)), "exe"_sv));
return inode;
}
@@ -32,6 +42,7 @@ namespace Kernel
(void)TmpDirectoryInode::unlink_impl("meminfo"_sv);
(void)TmpDirectoryInode::unlink_impl("cmdline"_sv);
(void)TmpDirectoryInode::unlink_impl("environ"_sv);
(void)TmpDirectoryInode::unlink_impl("exe"_sv);
}
BAN::ErrorOr<BAN::RefPtr<ProcROProcessInode>> ProcROProcessInode::create_new(Process& process, size_t (Process::*callback)(off_t, BAN::ByteSpan) const, TmpFileSystem& fs, mode_t mode)