1 --- cups/util.c	Mon Jan 19 23:26:36 1970

     2 +++ cups/util.c	Mon Jan 19 23:26:36 1970

     3 @@ -70,6 +70,9 @@

     4  #  include <unistd.h>

     5  #endif /* WIN32 || __EMX__ */

     6  

     7 +#if defined(__sun)

     8 +#include <inet/tcp.h>		/* need this for TCPS_ESTABLISHED ... */

     9 +#endif

    10  

    11  /*

    12   * Local functions...

    13 @@ -1659,6 +1662,38 @@

    14        cg->http = NULL;

    15      }

    16    }

    17 +

    18 +#if defined(__sun)

    19 + /*

    20 +  * Check the connection state.

    21 +  * If the connection wasn't used for some time, the server could close it.

    22 +  * The socket state would change to CLOSE_WAIT in such case.

    23 +  */

    24 +  if (cg->http)

    25 +  {

    26 +    struct tcp_info tcpi;

    27 +    socklen_t len = sizeof(tcpi);

    28 +    memset(&tcpi, 0, sizeof(tcpi));

    29 +

    30 +   /*

    31 +    * Get TCP connection info.

    32 +    */

    33 +    if (getsockopt(cg->http->fd, IPPROTO_TCP, TCP_INFO, &tcpi, &len) == 0)

    34 +    {

    35 +     /*

    36 +      * Successfully got TCP connection state. Check it.

    37 +      */

    38 +      if (tcpi.tcpi_state != TCPS_ESTABLISHED)

    39 +      {

    40 +       /*

    41 +        * Need to close the current connection.

    42 +        */

    43 +        httpClose(cg->http);

    44 +        cg->http = NULL;

    45 +      }

    46 +    }

    47 +  }

    48 +#endif

    49  

    50   /*

    51    * (Re)connect as needed...