From d605f02756038c8f1328b3478635ed9518d38239 Mon Sep 17 00:00:00 2001
From: Hubert Jasudowicz <hubert.jasudowicz@gmail.com>
Date: Mon, 19 Apr 2021 13:37:55 +0200
Subject: [PATCH] std: Add process_vm_readv/writev wrappers

---
 lib/std/os/linux.zig | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 23bd5dac68..e7826f89bf 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -1410,6 +1410,30 @@ pub fn pidfd_send_signal(pidfd: fd_t, sig: i32, info: ?*siginfo_t, flags: u32) u
     );
 }
 
+pub fn process_vm_readv(pid: pid_t, local: [*]const iovec, local_count: usize, remote: [*]const iovec, remote_count: usize, flags: usize) usize {
+    return syscall6(
+        .process_vm_readv,
+        @bitCast(usize, @as(isize, pid)),
+        @ptrToInt(local),
+        local_count,
+        @ptrToInt(remote),
+        remote_count,
+        flags,
+    );
+}
+
+pub fn process_vm_writev(pid: pid_t, local: [*]const iovec, local_count: usize, remote: [*]const iovec, remote_count: usize, flags: usize) usize {
+    return syscall6(
+        .process_vm_writev,
+        @bitCast(usize, @as(isize, pid)),
+        @ptrToInt(local),
+        local_count,
+        @ptrToInt(remote),
+        remote_count,
+        flags,
+    );
+}
+
 test {
     if (builtin.os.tag == .linux) {
         _ = @import("linux/test.zig");