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nonblock => Curl_nonblock, remade the check for a live SSL connection (again)

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This commit is contained in:
Daniel Stenberg 2001-10-31 08:44:11 +00:00
parent 64543e09ec
commit b07e2a08f9
3 changed files with 31 additions and 9 deletions
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12
lib/connect.c
View File

@ -88,8 +88,8 @@ int geterrno(void)
* Description:
* Set the socket to either blocking or non-blocking mode.
*/
static
int nonblock(int socket, /* operate on this */
int Curl_nonblock(int socket, /* operate on this */
int nonblock /* TRUE or FALSE */)
{
#undef SETBLOCK
@ -389,7 +389,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
continue;
/* set socket non-blocking */
nonblock(sockfd, TRUE);
Curl_nonblock(sockfd, TRUE);
rc = connect(sockfd, ai->ai_addr, ai->ai_addrlen);
@ -450,7 +450,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
}
/* now disable the non-blocking mode again */
nonblock(sockfd, FALSE);
Curl_nonblock(sockfd, FALSE);
if(addr)
*addr = ai; /* the address we ended up connected to */
@ -481,7 +481,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
}
/* Convert socket to non-blocking type */
nonblock(sockfd, TRUE);
Curl_nonblock(sockfd, TRUE);
/* This is the loop that attempts to connect to all IP-addresses we
know for the given host. One by one. */
@ -546,7 +546,7 @@ CURLcode Curl_connecthost(struct connectdata *conn, /* context */
}
/* now disable the non-blocking mode again */
nonblock(sockfd, FALSE);
Curl_nonblock(sockfd, FALSE);
if(addr)
/* this is the address we've connected to */

3
lib/connect.h
View File

@ -23,6 +23,9 @@
* $Id$
*****************************************************************************/
int Curl_nonblock(int socket, /* operate on this */
int nonblock /* TRUE or FALSE */);
CURLcode Curl_connecthost(struct connectdata *conn,
Curl_addrinfo *host, /* connect to this */
long port, /* connect to this port number */

23
lib/url.c
View File

@ -955,8 +955,27 @@ static bool SocketIsDead(struct connectdata *conn, int sock)
#ifdef USE_SSLEAY
/* the socket seems fine, but is the SSL later fine too? */
if(conn->ssl.use) {
if(SSL_get_shutdown(conn->ssl.handle))
return TRUE; /* this connection is dead! */
int peek;
int error;
Curl_nonblock(sock, TRUE);
peek = SSL_peek(conn->ssl.handle,
conn->data->state.buffer, BUFSIZE);
infof(conn->data, "SSL_peek returned %d\n", peek);
if(-1 == peek) {
error = SSL_get_error(conn->ssl.handle, peek);
infof(conn->data, "SSL_error returned %d\n", error);
if(SSL_ERROR_WANT_READ != error)
ret_val = TRUE;
}
else
/* peek did not return -1 */
ret_val = TRUE;
Curl_nonblock(sock, FALSE);
}
#endif
}