diff options
Diffstat (limited to 'Kernel/FileSystem/ProcFS.cpp')
| -rw-r--r-- | Kernel/FileSystem/ProcFS.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Kernel/FileSystem/ProcFS.cpp b/Kernel/FileSystem/ProcFS.cpp index 6238eabeff..97b4937cbe 100644 --- a/Kernel/FileSystem/ProcFS.cpp +++ b/Kernel/FileSystem/ProcFS.cpp @@ -104,6 +104,7 @@ enum ProcFileType { FI_PID_stack, FI_PID_regs, FI_PID_fds, + FI_PID_unveil, FI_PID_exe, // symlink FI_PID_cwd, // symlink FI_PID_root, // symlink @@ -544,6 +545,32 @@ Optional<KBuffer> procfs$pid_vmobjects(InodeIdentifier identifier) return builder.build(); } +Optional<KBuffer> procfs$pid_unveil(InodeIdentifier identifier) +{ + auto handle = ProcessInspectionHandle::from_pid(to_pid(identifier)); + if (!handle) + return {}; + auto& process = handle->process(); + KBufferBuilder builder; + JsonArraySerializer array { builder }; + for (auto& unveiled_path : process.unveiled_paths()) { + auto obj = array.add_object(); + obj.add("path", unveiled_path.path); + StringBuilder permissions_builder; + if (unveiled_path.permissions & UnveiledPath::Access::Read) + permissions_builder.append('r'); + if (unveiled_path.permissions & UnveiledPath::Access::Write) + permissions_builder.append('w'); + if (unveiled_path.permissions & UnveiledPath::Access::Execute) + permissions_builder.append('x'); + if (unveiled_path.permissions & UnveiledPath::Access::CreateOrRemove) + permissions_builder.append('c'); + obj.add("permissions", permissions_builder.to_string()); + } + array.finish(); + return builder.build(); +} + Optional<KBuffer> procfs$pid_stack(InodeIdentifier identifier) { auto handle = ProcessInspectionHandle::from_pid(to_pid(identifier)); @@ -1569,6 +1596,7 @@ ProcFS::ProcFS() m_entries[FI_PID_fds] = { "fds", FI_PID_fds, false, procfs$pid_fds }; m_entries[FI_PID_exe] = { "exe", FI_PID_exe, false, procfs$pid_exe }; m_entries[FI_PID_cwd] = { "cwd", FI_PID_cwd, false, procfs$pid_cwd }; + m_entries[FI_PID_unveil] = { "unveil", FI_PID_unveil, false, procfs$pid_unveil }; m_entries[FI_PID_root] = { "root", FI_PID_root, false, procfs$pid_root }; m_entries[FI_PID_fd] = { "fd", FI_PID_fd, false }; } |