BSD add deterministic rand api

devnexen · devnexen · commit 0a0158947b3d · 2022-02-14T20:23:23.000Z
diff --git a/libc-test/semver/dragonfly.txt b/libc-test/semver/dragonfly.txt
@@ -1237,6 +1237,8 @@ difftime
 dirfd
 dl_iterate_phdr
 dl_phdr_info
+drand48
+erand48
 duplocale
 endgrent
 endpwent
@@ -1307,6 +1309,7 @@ if_nameindex
 ifaddrs
 in6_pktinfo
 initgroups
+jrand48
 kevent
 killpg
 kinfo_cputime
@@ -1315,9 +1318,11 @@ kqueue
 labs
 lastlog
 lchflags
+lcong48
 lio_listio
 lockf
 login_tty
+lrand48
 lutimes
 lwp_rtprio
 lwpid_t
@@ -1343,12 +1348,14 @@ mq_timedreceive
 mq_timedsend
 mq_unlink
 mqd_t
+mrand48
 msghdr
 newlocale
 nice
 nl_item
 nl_langinfo
 nl_langinfo_l
+nrand48
 ntp_adjtime
 ntp_gettime
 ntptimeval
@@ -1428,6 +1435,7 @@ sched_param
 sched_rr_get_interval
 sched_setparam
 sched_setscheduler
+seed48
 seekdir
 sem
 sem_close
@@ -1469,6 +1477,7 @@ sigwait
 sigwaitinfo
 sockaddr_dl
 srand
+srand48
 stack_t
 statfs
 strcasecmp
diff --git a/libc-test/semver/freebsd.txt b/libc-test/semver/freebsd.txt
@@ -1462,12 +1462,14 @@ difftime
 dirfd
 dl_iterate_phdr
 dl_phdr_info
+drand48
 dup3
 duplocale
 endgrent
 endpwent
 endservent
 endutxent
+erand48
 explicit_bzero
 extattr_delete_fd
 extattr_delete_file
@@ -1568,6 +1570,7 @@ jail_attach
 jail_get
 jail_remove
 jail_set
+jrand48
 kevent
 key_t
 killpg
@@ -1579,9 +1582,11 @@ kld_isloaded
 kld_load
 labs
 lchflags
+lcong48
 lio_listio
 lockf
 login_tty
+lrand48
 lutimes
 lwpid_t
 madvise
@@ -1613,6 +1618,7 @@ mq_timedreceive
 mq_timedsend
 mq_unlink
 mqd_t
+mrand48
 msgctl
 msgget
 msghdr
@@ -1628,6 +1634,7 @@ nl_item
 nl_langinfo
 nl_langinfo_l
 nmount
+nrand48
 ntp_adjtime
 ntp_gettime
 ntptimeval
@@ -1760,6 +1767,7 @@ sched_rr_get_interval
 sched_setparam
 sched_setscheduler
 sdallocx
+seed48
 seekdir
 sem_close
 sem_destroy
@@ -1809,6 +1817,7 @@ sigwaitinfo
 sockaddr_dl
 sockcred
 srand
+srand48
 stack_t
 statfs
 strcasecmp
diff --git a/libc-test/semver/netbsd.txt b/libc-test/semver/netbsd.txt
@@ -1139,11 +1139,13 @@ dirfd
 dl_iterate_phdr
 dl_phdr_info
 dqblk
+drand48
 dup3
 duplocale
 easprintf
 efopen
 emalloc
+erand48
 erealloc
 ereallocarr
 esetfunc
@@ -1247,6 +1249,7 @@ in_pktinfo
 initgroups
 ipc_perm
 itimerspec
+jrand48
 kevent
 key_t
 killpg
@@ -1258,6 +1261,7 @@ labs
 lastlog
 lastlogx
 lchflags
+lcong48
 lgetxattr
 lio_listio
 listxattr
@@ -1271,6 +1275,7 @@ logoutx
 logwtmp
 logwtmpx
 login_tty
+lrand48
 lremovexattr
 lsetxattr
 lutimes
@@ -1299,11 +1304,13 @@ mq_timedreceive
 mq_timedsend
 mq_unlink
 mqd_t
+mrand48
 msghdr
 newlocale
 nice
 nl_item
 nl_langinfo
+nrand48
 ntp_adjtime
 ntp_gettime
 ntptimeval
@@ -1394,6 +1401,7 @@ sched_rr_get_interval
 sched_setparam
 sched_setscheduler
 secure_path
+seed48
 seekdir
 sem
 sem_close
@@ -1438,6 +1446,7 @@ snprintb_m
 sockaddr_dl
 sockcred
 srand
+srand48
 stack_t
 strcasecmp
 strcasestr
diff --git a/libc-test/semver/openbsd.txt b/libc-test/semver/openbsd.txt
@@ -937,11 +937,13 @@ difftime
 dirfd
 dl_iterate_phdr
 dl_phdr_info
+drand48
 dup3
 duplocale
 endgrent
 endpwent
 endservent
+erand48
 execvpe
 explicit_bzero
 export_args
@@ -1002,15 +1004,19 @@ initgroups
 ip_mreqn
 ipc_perm
 iso_args
+jrand48
 kevent
 key_t
 killpg
 kinfo_vmentry
 kqueue
 labs
 lastlog
+lcong48
+lcong48_deterministic
 lockf
 login_tty
+lrand48
 madvise
 malloc_conceal
 memmem
@@ -1024,13 +1030,15 @@ mkostemp
 mkostemps
 mkstemps
 mount_info
+mrand48
 msdosfs_args
 msghdr
 newlocale
 nfs_args
 nice
 nl_item
 nl_langinfo
+nrand48
 ntfs_args
 open_memstream
 open_wmemstream
@@ -1084,6 +1092,8 @@ regmatch_t
 regoff_t
 sched_get_priority_max
 sched_get_priority_min
+seed48
+seed48_deterministic
 seekdir
 sem
 sem_close
@@ -1121,6 +1131,8 @@ sockaddr_dl
 sockpeercred
 splice
 srand
+srand48
+srand48_deterministic
 stack_t
 statfs
 strcasecmp
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
@@ -867,6 +867,16 @@ extern "C" {
     pub fn arc4random() -> u32;
     pub fn arc4random_buf(buf: *mut ::c_void, size: ::size_t);
     pub fn arc4random_uniform(l: u32) -> u32;
+
+    pub fn drand48() -> ::c_double;
+    pub fn erand48(xseed: *mut ::c_ushort) -> ::c_double;
+    pub fn lrand48() -> ::c_long;
+    pub fn nrand48(xseed: *mut ::c_ushort) -> ::c_long;
+    pub fn mrand48() -> ::c_long;
+    pub fn jrand48(xseed: *mut ::c_ushort) -> ::c_long;
+    pub fn srand48(seed: ::c_long);
+    pub fn seed48(xseed: *mut ::c_ushort) -> *mut ::c_ushort;
+    pub fn lcong48(p: *mut ::c_ushort);
 }
 
 cfg_if! {
diff --git a/src/unix/bsd/netbsdlike/openbsd/mod.rs b/src/unix/bsd/netbsdlike/openbsd/mod.rs
@@ -1633,6 +1633,10 @@ extern "C" {
     pub fn freezero(ptr: *mut ::c_void, size: ::size_t);
     pub fn malloc_conceal(size: ::size_t) -> *mut ::c_void;
     pub fn calloc_conceal(nmemb: ::size_t, size: ::size_t) -> *mut ::c_void;
+
+    pub fn srand48_deterministic(seed: ::c_long);
+    pub fn seed48_deterministic(xseed: *mut ::c_ushort) -> *mut ::c_ushort;
+    pub fn lcong48_deterministic(p: *mut ::c_ushort);
 }
 
 #[link(name = "execinfo")]
