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Ensure the value returned from ast_random is between 0 and RAND_MAX on 64-bit platforms.

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(closes issue #11348)
Reported by: sperreault


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89637 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2007-11-27 17:01:19 +00:00
parent df1689e927
commit 98fbe822f5
1 changed files with 3 additions and 1 deletions
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4
main/utils.c
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@@ -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