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- Stefan Krause reported a case where the OpenSSL handshake phase wasn't

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properly acknowledging the timeout values, like if you pulled the network
  plug in the midst of it.
This commit is contained in:
Daniel Stenberg
2008-04-14 15:26:34 +00:00
parent e0c2a39ad4
commit 6a33a4456e
3 changed files with 24 additions and 13 deletions
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31
lib/ssluse.c
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@@ -1497,8 +1497,7 @@ ossl_connect_step1(struct connectdata *conn,
}
static CURLcode
ossl_connect_step2(struct connectdata *conn,
int sockindex, long *timeout_ms)
ossl_connect_step2(struct connectdata *conn, int sockindex)
{
struct SessionHandle *data = conn->data;
int err;
@@ -1508,15 +1507,6 @@ ossl_connect_step2(struct connectdata *conn,
|| ssl_connect_2_reading == connssl->connecting_state
|| ssl_connect_2_writing == connssl->connecting_state);
/* Find out how much more time we're allowed */
*timeout_ms = Curl_timeleft(conn, NULL, TRUE);
if(*timeout_ms < 0) {
/* no need to continue if time already is up */
failf(data, "SSL connection timeout");
return CURLE_OPERATION_TIMEDOUT;
}
err = SSL_connect(connssl->handle);
/* 1 is fine
@@ -1767,6 +1757,14 @@ ossl_connect_common(struct connectdata *conn,
long timeout_ms;
if(ssl_connect_1==connssl->connecting_state) {
/* Find out how much more time we're allowed */
timeout_ms = Curl_timeleft(conn, NULL, TRUE);
if(timeout_ms < 0) {
/* no need to continue if time already is up */
failf(data, "SSL connection timeout");
return CURLE_OPERATION_TIMEDOUT;
}
retcode = ossl_connect_step1(conn, sockindex);
if(retcode)
return retcode;
@@ -1777,6 +1775,15 @@ ossl_connect_common(struct connectdata *conn,
ssl_connect_2_reading == connssl->connecting_state ||
ssl_connect_2_writing == connssl->connecting_state) {
/* check allowed time left */
timeout_ms = Curl_timeleft(conn, NULL, TRUE);
if(timeout_ms < 0) {
/* no need to continue if time already is up */
failf(data, "SSL connection timeout");
return CURLE_OPERATION_TIMEDOUT;
}
/* if ssl is expecting something, check if it's available. */
if(connssl->connecting_state == ssl_connect_2_reading
|| connssl->connecting_state == ssl_connect_2_writing) {
@@ -1812,7 +1819,7 @@ ossl_connect_common(struct connectdata *conn,
}
/* get the timeout from step2 to avoid computing it twice. */
retcode = ossl_connect_step2(conn, sockindex, &timeout_ms);
retcode = ossl_connect_step2(conn, sockindex);
if(retcode)
return retcode;