avoid fork-unsafe arc4random implementations
Some old implementaions of arc4random_buf(3) were ARC4 based, or unsafe when forked, or both. Resort to /dev/urandom for those known problematic cases. Fix [Bug #15039] Patch from Thomas Hurst <tom@hur.st> git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64625 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
parent
183ac396d4
commit
b120f5e38d
6
random.c
6
random.c
@ -494,8 +494,14 @@ fill_random_bytes_syscall(void *seed, size_t size, int unused)
|
|||||||
static int
|
static int
|
||||||
fill_random_bytes_syscall(void *buf, size_t size, int unused)
|
fill_random_bytes_syscall(void *buf, size_t size, int unused)
|
||||||
{
|
{
|
||||||
|
#if (defined(__OpenBSD__) && OpenBSD >= 201411) || \
|
||||||
|
(defined(__NetBSD__) && __NetBSD_Version__ >= 700000000) || \
|
||||||
|
(defined(__FreeBSD__) && __FreeBSD_version >= 1200079)
|
||||||
arc4random_buf(buf, size);
|
arc4random_buf(buf, size);
|
||||||
return 0;
|
return 0;
|
||||||
|
#else
|
||||||
|
return -1;
|
||||||
|
#endif
|
||||||
}
|
}
|
||||||
#elif defined(_WIN32)
|
#elif defined(_WIN32)
|
||||||
static void
|
static void
|
||||||
|
Loading…
x
Reference in New Issue
Block a user