From 4bfc14b6c747019fa6e3eb3ab776cb6626141f62 Mon Sep 17 00:00:00 2001
From: X512 <danger_mail@list.ru>
Date: Sun, 10 Nov 2024 20:21:33 +0900
Subject: [PATCH] libroot: add posix_devctl() from POSIX.1-2024
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Change-Id: I2ae748b2febcdeca0256e9033119dcf9988ccc74
Reviewed-on: https://review.haiku-os.org/c/haiku/+/8556
Reviewed-by: waddlesplash <waddlesplash@gmail.com>
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>
---
 headers/posix/devctl.h            | 22 ++++++++++++++++++++++
 src/system/libroot/posix/Jamfile  |  1 +
 src/system/libroot/posix/devctl.c | 23 +++++++++++++++++++++++
 3 files changed, 46 insertions(+)
 create mode 100644 headers/posix/devctl.h
 create mode 100644 src/system/libroot/posix/devctl.c

diff --git a/headers/posix/devctl.h b/headers/posix/devctl.h
new file mode 100644
index 0000000000..84b8c8ef1d
--- /dev/null
+++ b/headers/posix/devctl.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2024 Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _DEVCTL_H_
+#define _DEVCTL_H_
+
+#include <sys/types.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int posix_devctl(int fd, int cmd, void* __restrict argument, size_t size, int* __restrict result);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif // _DEVCTL_H_
diff --git a/src/system/libroot/posix/Jamfile b/src/system/libroot/posix/Jamfile
index 68fdf3ef56..6af92bd9fd 100644
--- a/src/system/libroot/posix/Jamfile
+++ b/src/system/libroot/posix/Jamfile
@@ -29,6 +29,7 @@ for architectureObject in [ MultiArchSubDirSetup ] {
 		MergeObject <$(architecture)>posix_main.o :
 			assert.cpp
 			cat.cpp
+			devctl.c
 			dlfcn.c
 			dirent.cpp
 			errno.c
diff --git a/src/system/libroot/posix/devctl.c b/src/system/libroot/posix/devctl.c
new file mode 100644
index 0000000000..8545f404fa
--- /dev/null
+++ b/src/system/libroot/posix/devctl.c
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2024 Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
+
+
+#include <devctl.h>
+#include <syscalls.h>
+
+
+int
+posix_devctl(int fd, int cmd, void* __restrict argument, size_t size, int* __restrict result)
+{
+	int status = _kern_ioctl(fd, cmd, argument, size);
+
+	if (status < B_OK)
+		return status;
+
+	if (result != NULL)
+		*result = status;
+
+	return B_OK;
+}