Kernel: Add OpenFileDescriptorSet::get_max_open_fd

2026-05-21 14:58:33 +03:00
parent 5c94c30e1b
commit 12158d9208
2 changed files with 11 additions and 0 deletions
--- a/kernel/kernel/OpenFileDescriptorSet.cpp
+++ b/kernel/kernel/OpenFileDescriptorSet.cpp
@@ -853,6 +853,15 @@ namespace Kernel
 		return inode->sendmsg(message, flags | (is_nonblock ? MSG_DONTWAIT : 0));
 	}

+	int OpenFileDescriptorSet::get_max_open_fd() const
+	{
+		LockGuard _(m_mutex);
+		for (int fd = m_open_files.size() - 1; fd > 0; fd--)
+			if (m_open_files[fd])
+				return fd;
+		return -1;
+	}
+
 	BAN::ErrorOr<VirtualFileSystem::File> OpenFileDescriptorSet::file_of(int fd) const
 	{
 		LockGuard _(m_mutex);