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Handle unsigned struct timeval members

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The members of struct timeval on OpenVMS are unsigned. The logic for
calculating timeouts needs adjusting to deal with this.

RT#3862

Reviewed-by: Richard Levitte <levitte@openssl.org>
(cherry picked from commit fc52ac9028)
This commit is contained in:
Matt Caswell 2015-05-25 23:57:41 +01:00
parent 3ae6186564
commit e40d7c1f3a
1 changed files with 7 additions and 6 deletions
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13
crypto/bio/bss_dgram.c
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@ -303,16 +303,17 @@ static void dgram_adjust_rcv_timeout(BIO *b)
/* Calculate time left until timer expires */
memcpy(&timeleft, &(data->next_timeout), sizeof(struct timeval));
timeleft.tv_sec -= timenow.tv_sec;
timeleft.tv_usec -= timenow.tv_usec;
if (timeleft.tv_usec < 0) {
if (timeleft.tv_usec < timenow.tv_usec) {
timeleft.tv_usec = 1000000 - timenow.tv_usec + timeleft.tv_usec;
timeleft.tv_sec--;
timeleft.tv_usec += 1000000;
} else {
timeleft.tv_usec -= timenow.tv_usec;
}
if (timeleft.tv_sec < 0) {
if (timeleft.tv_sec < timenow.tv_sec) {
timeleft.tv_sec = 0;
timeleft.tv_usec = 1;
} else {
timeleft.tv_sec -= timenow.tv_sec;
}
/*