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| author | Joshua Colp <jcolp@digium.com> | 2007-11-27 17:01:19 +0000 |
|---|---|---|
| committer | Joshua Colp <jcolp@digium.com> | 2007-11-27 17:01:19 +0000 |
| commit | 98fbe822f53bb6e735a3a962555c1c884e2b0b1e (patch) | |
| tree | 5d5af517c07fce30224248a8476abb28a9a6e918 /main/utils.c | |
| parent | df1689e9274eb343afc3121e4d995d95acabda9e (diff) | |
Ensure the value returned from ast_random is between 0 and RAND_MAX on 64-bit platforms.
(closes issue #11348)
Reported by: sperreault
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89637 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'main/utils.c')
| -rw-r--r-- | main/utils.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/main/utils.c b/main/utils.c index d40a74939..5d6466175 100644 --- a/main/utils.c +++ b/main/utils.c @@ -1139,8 +1139,10 @@ long int ast_random(void) if (dev_urandom_fd >= 0) { int read_res = read(dev_urandom_fd, &res, sizeof(res)); if (read_res > 0) { + long int rm = RAND_MAX; res = res < 0 ? ~res : res; - return res; + rm++; + return res % rm; } } #endif |