/*
* "$Id: usb-unix.c 7810 2008-07-29 01:11:15Z mike $"
*
- * USB port backend for the Common UNIX Printing System (CUPS).
+ * USB port backend for CUPS.
*
* This file is included from "usb.c" when compiled on UNIX/Linux.
*
- * Copyright 2007-2008 by Apple Inc.
+ * Copyright 2007-2012 by Apple Inc.
* Copyright 1997-2007 by Easy Software Products, all rights reserved.
*
* These coded instructions, statements, and computer programs are the
*/
static int open_device(const char *uri, int *use_bc);
-static void side_cb(int print_fd, int device_fd, int snmp_fd,
+static int side_cb(int print_fd, int device_fd, int snmp_fd,
http_addr_t *addr, int use_bc);
{
int use_bc; /* Use backchannel path? */
int device_fd; /* USB device */
- size_t tbytes; /* Total number of bytes written */
+ ssize_t tbytes; /* Total number of bytes written */
struct termios opts; /* Parallel port options */
* a read request...
*/
- use_bc = strcasecmp(hostname, "Brother") &&
- strcasecmp(hostname, "Canon") &&
- strncasecmp(hostname, "Konica", 6) &&
- strncasecmp(hostname, "Minolta", 7);
+ use_bc = _cups_strcasecmp(hostname, "Brother") &&
+ _cups_strcasecmp(hostname, "Canon") &&
+ _cups_strncasecmp(hostname, "Konica", 6) &&
+ _cups_strncasecmp(hostname, "Minolta", 7);
#endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ || __DragonFly__ */
if ((device_fd = open_device(uri, &use_bc)) == -1)
* available printer in the class.
*/
- _cupsLangPuts(stderr,
- _("INFO: Unable to contact printer, queuing on next "
- "printer in class...\n"));
+ _cupsLangPrintFilter(stderr, "INFO",
+ _("Unable to contact printer, queuing on next "
+ "printer in class."));
/*
* Sleep 5 seconds to keep the job from requeuing too rapidly...
if (errno == EBUSY)
{
- _cupsLangPuts(stderr,
- _("INFO: Printer busy; will retry in 10 seconds...\n"));
+ _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use."));
sleep(10);
}
else if (errno == ENXIO || errno == EIO || errno == ENOENT ||
errno == ENODEV)
{
- _cupsLangPuts(stderr,
- _("INFO: Printer not connected; will retry in 30 "
- "seconds...\n"));
sleep(30);
}
else
{
- _cupsLangPrintf(stderr,
- _("ERROR: Unable to open device file \"%s\": %s\n"),
- resource, strerror(errno));
+ _cupsLangPrintError("ERROR", _("Unable to open device file"));
return (CUPS_BACKEND_FAILED);
}
}
* select() or poll(), so we can't support the sidechannel either...
*/
- tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, NULL);
+ tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, 1, NULL);
#else
- tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, side_cb);
+ tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, 1, side_cb);
#endif /* __sun */
if (print_fd != 0 && tbytes >= 0)
- _cupsLangPrintf(stderr,
-#ifdef HAVE_LONG_LONG
- _("INFO: Sent print file, %lld bytes...\n"),
-#else
- _("INFO: Sent print file, %ld bytes...\n"),
-#endif /* HAVE_LONG_LONG */
- CUPS_LLCAST tbytes);
+ _cupsLangPrintFilter(stderr, "INFO", _("Print file sent."));
}
/*
close(device_fd);
- return (tbytes < 0 ? CUPS_BACKEND_FAILED : CUPS_BACKEND_OK);
+ return (CUPS_BACKEND_OK);
}
*/
if (busy)
- _cupsLangPuts(stderr,
- _("INFO: Printer busy; will retry in 5 seconds...\n"));
+ _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use."));
sleep(5);
}
if (busy)
{
- _cupsLangPuts(stderr,
- _("INFO: Printer is busy; will retry in 5 seconds...\n"));
+ _cupsLangPrintFilter(stderr, "INFO", _("The printer is in use."));
sleep(5);
}
}
* 'side_cb()' - Handle side-channel requests...
*/
-static void
+static int /* O - 0 on success, -1 on error */
side_cb(int print_fd, /* I - Print file */
int device_fd, /* I - Device file */
int snmp_fd, /* I - SNMP socket (unused) */
datalen = sizeof(data);
if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0))
- {
- _cupsLangPuts(stderr, _("WARNING: Failed to read side-channel request!\n"));
- return;
- }
+ return (-1);
switch (command)
{
break;
case CUPS_SC_CMD_GET_BIDI :
+ status = CUPS_SC_STATUS_OK;
data[0] = use_bc;
datalen = 1;
break;
break;
}
- cupsSideChannelWrite(command, status, data, datalen, 1.0);
+ return (cupsSideChannelWrite(command, status, data, datalen, 1.0));
}