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-rw-r--r--tls.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/tls.c b/tls.c
index 4197069..9b8e7be 100644
--- a/tls.c
+++ b/tls.c
@@ -165,7 +165,7 @@ int tlsconnect(struct server *server, struct timeval *when, int timeout, char *t
/* returns 0 on timeout, -1 on error and num if ok */
int sslreadtimeout(SSL *ssl, unsigned char *buf, int num, int timeout) {
int s, ndesc, cnt, len;
- fd_set readfds, writefds;
+ fd_set readfds;
struct timeval timer;
s = SSL_get_fd(ssl);
@@ -173,16 +173,17 @@ int sslreadtimeout(SSL *ssl, unsigned char *buf, int num, int timeout) {
return -1;
/* make socket non-blocking? */
for (len = 0; len < num; len += cnt) {
- FD_ZERO(&readfds);
- FD_SET(s, &readfds);
- writefds = readfds;
- if (timeout) {
- timer.tv_sec = timeout;
- timer.tv_usec = 0;
+ if (SSL_pending(ssl) == 0) {
+ FD_ZERO(&readfds);
+ FD_SET(s, &readfds);
+ if (timeout) {
+ timer.tv_sec = timeout;
+ timer.tv_usec = 0;
+ }
+ ndesc = select(s + 1, &readfds, NULL, NULL, timeout ? &timer : NULL);
+ if (ndesc < 1)
+ return ndesc;
}
- ndesc = select(s + 1, &readfds, &writefds, NULL, timeout ? &timer : NULL);
- if (ndesc < 1)
- return ndesc;
cnt = SSL_read(ssl, buf + len, num - len);
if (cnt <= 0)