From b5f7e1b1ee3ed15d41a662cdab1bf77a71ffb2f0 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Tue, 17 Jan 2023 20:31:09 +0000
Subject: [PATCH] netbsd 10 adding getentropy/getrandom.

---
 libc-test/build.rs                     | 3 +++
 libc-test/semver/netbsd.txt            | 5 +++++
 src/unix/bsd/netbsdlike/mod.rs         | 1 +
 src/unix/bsd/netbsdlike/netbsd/mod.rs  | 6 ++++++
 src/unix/bsd/netbsdlike/openbsd/mod.rs | 1 -
 5 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/libc-test/build.rs b/libc-test/build.rs
index 602bb89ffbb85..5bad58171cf80 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -1159,6 +1159,7 @@ fn test_netbsd(target: &str) {
             "MS_NOUSER" => true,
             "MS_RMT_MASK" => true, // updated in glibc 2.22 and musl 1.1.13
             "BOTHER" => true,
+            "GRND_RANDOM" | "GRND_INSECURE" | "GRND_NONBLOCK" => true, // netbsd 10 minimum
 
             _ => false,
         }
@@ -1168,6 +1169,8 @@ fn test_netbsd(target: &str) {
         match name {
             // FIXME: https://github.com/rust-lang/libc/issues/1272
             "execv" | "execve" | "execvp" => true,
+            // FIXME: netbsd 10 minimum
+            "getentropy" | "getrandom" => true,
 
             "getrlimit" | "getrlimit64" |    // non-int in 1st arg
             "setrlimit" | "setrlimit64" |    // non-int in 1st arg
diff --git a/libc-test/semver/netbsd.txt b/libc-test/semver/netbsd.txt
index 71cd0d3a48cdc..bd60cdce3efea 100644
--- a/libc-test/semver/netbsd.txt
+++ b/libc-test/semver/netbsd.txt
@@ -396,6 +396,9 @@ GLOB_NOMATCH
 GLOB_NOSORT
 GLOB_NOSPACE
 GLOB_NOSYS
+GRND_INSECURE
+GRND_NONBLOCK
+GRND_RANDOM
 HW_NCPU
 IFF_ALLMULTI
 IFF_BROADCAST
@@ -1238,6 +1241,7 @@ getdiskrawname
 getdistcookedname
 getdomainname
 getdtablesize
+getentropy
 getfsspecname
 getgrent
 getgrent_r
@@ -1260,6 +1264,7 @@ getprogname
 getpwent
 getpwent_r
 getpwnam_r
+getrandom
 getrlimit
 getrusage
 getservbyport
diff --git a/src/unix/bsd/netbsdlike/mod.rs b/src/unix/bsd/netbsdlike/mod.rs
index b71531c253db1..c43a4b9e8e4e3 100644
--- a/src/unix/bsd/netbsdlike/mod.rs
+++ b/src/unix/bsd/netbsdlike/mod.rs
@@ -746,6 +746,7 @@ extern "C" {
 
     pub fn dirname(path: *mut ::c_char) -> *mut ::c_char;
     pub fn basename(path: *mut ::c_char) -> *mut ::c_char;
+    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
 }
 
 cfg_if! {
diff --git a/src/unix/bsd/netbsdlike/netbsd/mod.rs b/src/unix/bsd/netbsdlike/netbsd/mod.rs
index 41f6b23d123ee..fec6ec3e45cd2 100644
--- a/src/unix/bsd/netbsdlike/netbsd/mod.rs
+++ b/src/unix/bsd/netbsdlike/netbsd/mod.rs
@@ -2321,6 +2321,11 @@ pub const XATTR_REPLACE: ::c_int = 0x02;
 // sys/extattr.h
 pub const EXTATTR_NAMESPACE_EMPTY: ::c_int = 0;
 
+// For getrandom()
+pub const GRND_NONBLOCK: ::c_uint = 0x1;
+pub const GRND_RANDOM: ::c_uint = 0x2;
+pub const GRND_INSECURE: ::c_uint = 0x4;
+
 const_fn! {
     {const} fn _ALIGN(p: usize) -> usize {
         (p + _ALIGNBYTES) & !_ALIGNBYTES
@@ -2870,6 +2875,7 @@ extern "C" {
         fd: ::c_int,
         newfd: ::c_int,
     ) -> ::c_int;
+    pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
 }
 
 #[link(name = "util")]
diff --git a/src/unix/bsd/netbsdlike/openbsd/mod.rs b/src/unix/bsd/netbsdlike/openbsd/mod.rs
index daefde3fbc98e..63a7cdd983187 100644
--- a/src/unix/bsd/netbsdlike/openbsd/mod.rs
+++ b/src/unix/bsd/netbsdlike/openbsd/mod.rs
@@ -1822,7 +1822,6 @@ extern "C" {
         newp: *mut ::c_void,
         newlen: ::size_t,
     ) -> ::c_int;
-    pub fn getentropy(buf: *mut ::c_void, buflen: ::size_t) -> ::c_int;
     pub fn setresgid(rgid: ::gid_t, egid: ::gid_t, sgid: ::gid_t) -> ::c_int;
     pub fn setresuid(ruid: ::uid_t, euid: ::uid_t, suid: ::uid_t) -> ::c_int;
     pub fn ptrace(request: ::c_int, pid: ::pid_t, addr: caddr_t, data: ::c_int) -> ::c_int;