int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments (6 or 7) */
char *argv[]) /* I - Command-line arguments */
{
const char *device_uri; /* Device URI */
char scheme[255], /* Scheme in URI */
hostname[1024], /* Hostname */
username[255], /* Username info (not used) */
resource[1024], /* Resource info (not used) */
*options, /* Pointer to options */
*name, /* Name of option */
*value, /* Value of option */
sep; /* Option separator */
int print_fd; /* Print file */
int copies; /* Number of copies to print */
time_t start_time; /* Time of first connect */
#ifdef __APPLE__
time_t current_time, /* Current time */
wait_time; /* Time to wait before shutting down socket */
#endif /* __APPLE__ */
int contimeout; /* Connection timeout */
int waiteof; /* Wait for end-of-file? */
int port; /* Port number */
char portname[255]; /* Port name */
int delay; /* Delay for retries... */
int device_fd; /* AppSocket */
int error; /* Error code (if any) */
http_addrlist_t *addrlist, /* Address list */
*addr; /* Connected address */
char addrname[256]; /* Address name */
int snmp_fd, /* SNMP socket */
start_count, /* Page count via SNMP at start */
page_count, /* Page count via SNMP */
have_supplies; /* Printer supports supply levels? */
ssize_t bytes = 0, /* Initial bytes read */
tbytes; /* Total number of bytes written */
char buffer[1024]; /* Initial print buffer */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action; /* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
/*
* Make sure status messages are not buffered...
*/
setbuf(stderr, NULL);
/*
* Ignore SIGPIPE signals...
*/
#ifdef HAVE_SIGSET
sigset(SIGPIPE, SIG_IGN);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
action.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &action, NULL);
#else
signal(SIGPIPE, SIG_IGN);
#endif /* HAVE_SIGSET */
/*
* Check command-line...
*/
if (argc == 1)
{
printf("network socket \"Unknown\" \"%s\"\n",
_cupsLangString(cupsLangDefault(), _("AppSocket/HP JetDirect")));
return (CUPS_BACKEND_OK);
}
else if (argc < 6 || argc > 7)
{
_cupsLangPrintf(stderr,
_("Usage: %s job-id user title copies options [file]"),
argv[0]);
return (CUPS_BACKEND_FAILED);
}
/*
* If we have 7 arguments, print the file named on the command-line.
* Otherwise, send stdin instead...
*/
if (argc == 6)
{
print_fd = 0;
copies = 1;
}
else
{
/*
* Try to open the print file...
*/
if ((print_fd = open(argv[6], O_RDONLY)) < 0)
{
_cupsLangPrintError("ERROR", _("Unable to open print file"));
return (CUPS_BACKEND_FAILED);
}
copies = atoi(argv[4]);
}
/*
* Extract the hostname and port number from the URI...
*/
while ((device_uri = cupsBackendDeviceURI(argv)) == NULL)
{
_cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
sleep(10);
if (getenv("CLASS") != NULL)
return (CUPS_BACKEND_FAILED);
}
httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme),
username, sizeof(username), hostname, sizeof(hostname), &port,
resource, sizeof(resource));
if (port == 0)
port = 9100; /* Default to HP JetDirect/Tektronix PhaserShare */
/*
* Get options, if any...
*/
waiteof = 1;
contimeout = 7 * 24 * 60 * 60;
if ((options = strchr(resource, '?')) != NULL)
{
/*
* Yup, terminate the device name string and move to the first
* character of the options...
*/
*options++ = '\0';
/*
* Parse options...
*/
while (*options)
{
/*
* Get the name...
*/
name = options;
while (*options && *options != '=' && *options != '+' && *options != '&')
options ++;
if ((sep = *options) != '\0')
*options++ = '\0';
if (sep == '=')
{
/*
* Get the value...
*/
value = options;
while (*options && *options != '+' && *options != '&')
options ++;
if (*options)
*options++ = '\0';
}
else
value = (char *)"";
/*
* Process the option...
*/
if (!_cups_strcasecmp(name, "waiteof"))
{
/*
* Set the wait-for-eof value...
*/
waiteof = !value[0] || !_cups_strcasecmp(value, "on") ||
!_cups_strcasecmp(value, "yes") || !_cups_strcasecmp(value, "true");
}
else if (!_cups_strcasecmp(name, "contimeout"))
{
/*
* Set the connection timeout...
*/
if (atoi(value) > 0)
contimeout = atoi(value);
}
}
}
/*
* Then try finding the remote host...
*/
start_time = time(NULL);
sprintf(portname, "%d", port);
fputs("STATE: +connecting-to-device\n", stderr);
fprintf(stderr, "DEBUG: Looking up \"%s\"...\n", hostname);
while ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
{
_cupsLangPrintFilter(stderr, "INFO",
_("Unable to locate printer \"%s\"."), hostname);
sleep(10);
if (getenv("CLASS") != NULL)
{
fputs("STATE: -connecting-to-device\n", stderr);
return (CUPS_BACKEND_STOP);
}
}
/*
* See if the printer supports SNMP...
*/
if ((snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family)) >= 0)
{
have_supplies = !backendSNMPSupplies(snmp_fd, &(addrlist->addr),
&start_count, NULL);
}
else
have_supplies = start_count = 0;
/*
* Wait for data from the filter...
*/
if (print_fd == 0)
{
if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 1, backendNetworkSideCB))
return (CUPS_BACKEND_OK);
else if ((bytes = read(0, buffer, sizeof(buffer))) <= 0)
return (CUPS_BACKEND_OK);
}
/*
* Connect to the printer...
*/
fprintf(stderr, "DEBUG: Connecting to %s:%d\n", hostname, port);
_cupsLangPrintFilter(stderr, "INFO", _("Connecting to printer."));
for (delay = 5;;)
{
if ((addr = httpAddrConnect(addrlist, &device_fd)) == NULL)
{
error = errno;
device_fd = -1;
if (getenv("CLASS") != NULL)
{
/*
* If the CLASS environment variable is set, the job was submitted
* to a class and not to a specific queue. In this case, we want
* to abort immediately so that the job can be requeued on the next
* available printer in the class.
*/
_cupsLangPrintFilter(stderr, "INFO",
_("Unable to contact printer, queuing on next "
"printer in class."));
/*
* Sleep 5 seconds to keep the job from requeuing too rapidly...
*/
sleep(5);
return (CUPS_BACKEND_FAILED);
}
fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(error));
if (error == ECONNREFUSED || error == EHOSTDOWN ||
error == EHOSTUNREACH)
{
if (contimeout && (time(NULL) - start_time) > contimeout)
{
_cupsLangPrintFilter(stderr, "ERROR",
_("The printer is not responding."));
return (CUPS_BACKEND_FAILED);
}
switch (error)
{
case EHOSTDOWN :
_cupsLangPrintFilter(stderr, "WARNING",
_("The printer may not exist or "
"is unavailable at this time."));
break;
case EHOSTUNREACH :
_cupsLangPrintFilter(stderr, "WARNING",
_("The printer is unreachable at this "
"time."));
break;
case ECONNREFUSED :
default :
_cupsLangPrintFilter(stderr, "WARNING",
_("The printer is in use."));
break;
}
sleep(delay);
if (delay < 30)
delay += 5;
}
else
{
_cupsLangPrintFilter(stderr, "ERROR",
_("The printer is not responding."));
sleep(30);
}
}
else
break;
}
fputs("STATE: -connecting-to-device\n", stderr);
_cupsLangPrintFilter(stderr, "INFO", _("Connected to printer."));
fprintf(stderr, "DEBUG: Connected to %s:%d...\n",
httpAddrString(&(addr->addr), addrname, sizeof(addrname)),
_httpAddrPort(&(addr->addr)));
/*
* Print everything...
*/
tbytes = 0;
if (bytes > 0)
tbytes += write(device_fd, buffer, bytes);
while (copies > 0 && tbytes >= 0)
{
copies --;
if (print_fd != 0)
{
fputs("PAGE: 1 1\n", stderr);
lseek(print_fd, 0, SEEK_SET);
}
tbytes = backendRunLoop(print_fd, device_fd, snmp_fd, &(addrlist->addr), 1,
0, backendNetworkSideCB);
if (print_fd != 0 && tbytes >= 0)
_cupsLangPrintFilter(stderr, "INFO", _("Print file sent."));
}
#ifdef __APPLE__
/*
* Wait up to 5 seconds to get any pending back-channel data...
*/
wait_time = time(NULL) + 5;
while (wait_time >= time(¤t_time))
if (wait_bc(device_fd, wait_time - current_time) <= 0)
break;
#endif /* __APPLE__ */
if (waiteof)
{
/*
* Shutdown the socket and wait for the other end to finish...
*/
_cupsLangPrintFilter(stderr, "INFO", _("Waiting for printer to finish."));
shutdown(device_fd, 1);
while (wait_bc(device_fd, 90) > 0);
}
/*
* Collect the final page count as needed...
*/
if (have_supplies &&
!backendSNMPSupplies(snmp_fd, &(addrlist->addr), &page_count, NULL) &&
page_count > start_count)
fprintf(stderr, "PAGE: total %d\n", page_count - start_count);
/*
* Close the socket connection...
*/
close(device_fd);
httpAddrFreeList(addrlist);
/*
* Close the input file and return...
*/
if (print_fd != 0)
close(print_fd);
return (CUPS_BACKEND_OK);
}
ssize_t /* O - Total bytes on success, -1 on error */
backendRunLoop(
int print_fd, /* I - Print file descriptor */
int device_fd, /* I - Device file descriptor */
int snmp_fd, /* I - SNMP socket or -1 if none */
http_addr_t *addr, /* I - Address of device */
int use_bc, /* I - Use back-channel? */
int update_state, /* I - Update printer-state-reasons? */
_cups_sccb_t side_cb) /* I - Side-channel callback */
{
int nfds; /* Maximum file descriptor value + 1 */
fd_set input, /* Input set for reading */
output; /* Output set for writing */
ssize_t print_bytes, /* Print bytes read */
bc_bytes, /* Backchannel bytes read */
total_bytes, /* Total bytes written */
bytes; /* Bytes written */
int paperout; /* "Paper out" status */
int offline; /* "Off-line" status */
char print_buffer[8192], /* Print data buffer */
*print_ptr, /* Pointer into print data buffer */
bc_buffer[1024]; /* Back-channel data buffer */
struct timeval timeout; /* Timeout for select() */
time_t curtime, /* Current time */
snmp_update = 0;
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action; /* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
fprintf(stderr,
"DEBUG: backendRunLoop(print_fd=%d, device_fd=%d, snmp_fd=%d, "
"addr=%p, use_bc=%d, side_cb=%p)\n",
print_fd, device_fd, snmp_fd, addr, use_bc, side_cb);
/*
* If we are printing data from a print driver on stdin, ignore SIGTERM
* so that the driver can finish out any page data, e.g. to eject the
* current page. We only do this for stdin printing as otherwise there
* is no way to cancel a raw print job...
*/
if (!print_fd)
{
#ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */
sigset(SIGTERM, SIG_IGN);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
sigemptyset(&action.sa_mask);
action.sa_handler = SIG_IGN;
sigaction(SIGTERM, &action, NULL);
#else
signal(SIGTERM, SIG_IGN);
#endif /* HAVE_SIGSET */
}
else if (print_fd < 0)
{
/*
* Copy print data from stdin, but don't mess with the signal handlers...
*/
print_fd = 0;
}
/*
* Figure out the maximum file descriptor value to use with select()...
*/
nfds = (print_fd > device_fd ? print_fd : device_fd) + 1;
/*
* Now loop until we are out of data from print_fd...
*/
for (print_bytes = 0, print_ptr = print_buffer, offline = -1,
paperout = -1, total_bytes = 0;;)
{
/*
* Use select() to determine whether we have data to copy around...
*/
FD_ZERO(&input);
if (!print_bytes)
FD_SET(print_fd, &input);
if (use_bc)
FD_SET(device_fd, &input);
if (!print_bytes && side_cb)
FD_SET(CUPS_SC_FD, &input);
FD_ZERO(&output);
if (print_bytes || (!use_bc && !side_cb))
FD_SET(device_fd, &output);
if (use_bc || side_cb)
{
timeout.tv_sec = 5;
timeout.tv_usec = 0;
if (select(nfds, &input, &output, NULL, &timeout) < 0)
{
/*
* Pause printing to clear any pending errors...
*/
if (errno == ENXIO && offline != 1 && update_state)
{
fputs("STATE: +offline-report\n", stderr);
_cupsLangPrintFilter(stderr, "INFO",
_("The printer is not connected."));
offline = 1;
}
else if (errno == EINTR && total_bytes == 0)
{
fputs("DEBUG: Received an interrupt before any bytes were "
"written, aborting.\n", stderr);
return (0);
}
sleep(1);
continue;
}
}
/*
* Check if we have a side-channel request ready...
*/
if (side_cb && FD_ISSET(CUPS_SC_FD, &input))
{
/*
* Do the side-channel request, then start back over in the select
* loop since it may have read from print_fd...
*/
if ((*side_cb)(print_fd, device_fd, snmp_fd, addr, use_bc))
side_cb = NULL;
continue;
}
/*
* Check if we have back-channel data ready...
*/
if (FD_ISSET(device_fd, &input))
{
if ((bc_bytes = read(device_fd, bc_buffer, sizeof(bc_buffer))) > 0)
{
fprintf(stderr,
"DEBUG: Received " CUPS_LLFMT " bytes of back-channel data\n",
CUPS_LLCAST bc_bytes);
cupsBackChannelWrite(bc_buffer, bc_bytes, 1.0);
}
else if (bc_bytes < 0 && errno != EAGAIN && errno != EINTR)
{
fprintf(stderr, "DEBUG: Error reading back-channel data: %s\n",
strerror(errno));
use_bc = 0;
}
else if (bc_bytes == 0)
use_bc = 0;
}
/*
* Check if we have print data ready...
*/
if (FD_ISSET(print_fd, &input))
{
if ((print_bytes = read(print_fd, print_buffer,
sizeof(print_buffer))) < 0)
{
/*
* Read error - bail if we don't see EAGAIN or EINTR...
*/
if (errno != EAGAIN || errno != EINTR)
{
fprintf(stderr, "DEBUG: Read failed: %s\n", strerror(errno));
_cupsLangPrintFilter(stderr, "ERROR",
_("Unable to read print data."));
return (-1);
}
print_bytes = 0;
}
else if (print_bytes == 0)
{
/*
* End of file, break out of the loop...
*/
break;
}
print_ptr = print_buffer;
fprintf(stderr, "DEBUG: Read %d bytes of print data...\n",
(int)print_bytes);
}
/*
* Check if the device is ready to receive data and we have data to
* send...
*/
if (print_bytes && FD_ISSET(device_fd, &output))
{
if ((bytes = write(device_fd, print_ptr, print_bytes)) < 0)
{
/*
* Write error - bail if we don't see an error we can retry...
*/
if (errno == ENOSPC)
{
if (paperout != 1 && update_state)
{
fputs("STATE: +media-empty-warning\n", stderr);
fputs("DEBUG: Out of paper\n", stderr);
paperout = 1;
}
}
else if (errno == ENXIO)
{
if (offline != 1 && update_state)
{
fputs("STATE: +offline-report\n", stderr);
_cupsLangPrintFilter(stderr, "INFO",
_("The printer is not connected."));
offline = 1;
}
}
else if (errno != EAGAIN && errno != EINTR && errno != ENOTTY)
{
_cupsLangPrintError("ERROR", _("Unable to write print data"));
return (-1);
}
}
else
{
if (paperout && update_state)
{
fputs("STATE: -media-empty-warning\n", stderr);
paperout = 0;
}
if (offline && update_state)
{
fputs("STATE: -offline-report\n", stderr);
_cupsLangPrintFilter(stderr, "INFO",
_("The printer is now connected."));
offline = 0;
}
fprintf(stderr, "DEBUG: Wrote %d bytes of print data...\n", (int)bytes);
print_bytes -= bytes;
print_ptr += bytes;
total_bytes += bytes;
}
}
/*
* Do SNMP updates periodically...
*/
if (snmp_fd >= 0 && time(&curtime) >= snmp_update)
{
if (backendSNMPSupplies(snmp_fd, addr, NULL, NULL))
snmp_update = INT_MAX;
else
snmp_update = curtime + 5;
}
}
/*
* Return with success...
*/
return (total_bytes);
}
int /* O - 0 on success, -1 on error */
backendDrainOutput(int print_fd, /* I - Print file descriptor */
int device_fd) /* I - Device file descriptor */
{
int nfds; /* Maximum file descriptor value + 1 */
fd_set input; /* Input set for reading */
ssize_t print_bytes, /* Print bytes read */
bytes; /* Bytes written */
char print_buffer[8192], /* Print data buffer */
*print_ptr; /* Pointer into print data buffer */
struct timeval timeout; /* Timeout for read... */
fprintf(stderr, "DEBUG: backendDrainOutput(print_fd=%d, device_fd=%d)\n",
print_fd, device_fd);
/*
* Figure out the maximum file descriptor value to use with select()...
*/
nfds = (print_fd > device_fd ? print_fd : device_fd) + 1;
/*
* Now loop until we are out of data from print_fd...
*/
for (;;)
{
/*
* Use select() to determine whether we have data to copy around...
*/
FD_ZERO(&input);
FD_SET(print_fd, &input);
timeout.tv_sec = 0;
timeout.tv_usec = 0;
if (select(nfds, &input, NULL, NULL, &timeout) < 0)
return (-1);
if (!FD_ISSET(print_fd, &input))
return (0);
if ((print_bytes = read(print_fd, print_buffer,
sizeof(print_buffer))) < 0)
{
/*
* Read error - bail if we don't see EAGAIN or EINTR...
*/
if (errno != EAGAIN || errno != EINTR)
{
fprintf(stderr, "DEBUG: Read failed: %s\n", strerror(errno));
_cupsLangPrintFilter(stderr, "ERROR", _("Unable to read print data."));
return (-1);
}
print_bytes = 0;
}
else if (print_bytes == 0)
{
/*
* End of file, return...
*/
return (0);
}
fprintf(stderr, "DEBUG: Read %d bytes of print data...\n",
(int)print_bytes);
for (print_ptr = print_buffer; print_bytes > 0;)
{
if ((bytes = write(device_fd, print_ptr, print_bytes)) < 0)
{
/*
* Write error - bail if we don't see an error we can retry...
*/
if (errno != ENOSPC && errno != ENXIO && errno != EAGAIN &&
errno != EINTR && errno != ENOTTY)
{
_cupsLangPrintError("ERROR", _("Unable to write print data"));
return (-1);
}
}
else
{
fprintf(stderr, "DEBUG: Wrote %d bytes of print data...\n", (int)bytes);
print_bytes -= bytes;
print_ptr += bytes;
}
}
}
}
int /* O - Exit status */
print_device(const char *uri, /* I - Device URI */
const char *hostname, /* I - Hostname/manufacturer */
const char *resource, /* I - Resource/modelname */
char *options, /* I - Device options/serial number */
int print_fd, /* I - File descriptor to print */
int copies, /* I - Copies to print */
int argc, /* I - Number of command-line arguments (6 or 7) */
char *argv[]) /* I - Command-line arguments */
{
int use_bc; /* Use backchannel path? */
int device_fd; /* USB device */
ssize_t tbytes; /* Total number of bytes written */
struct termios opts; /* Parallel port options */
(void)argc;
(void)argv;
/*
* Open the USB port device...
*/
fputs("STATE: +connecting-to-device\n", stderr);
do
{
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
/*
* *BSD's ulpt driver currently does not support the
* back-channel, incorrectly returns data ready on a select(),
* and locks up on read()...
*/
use_bc = 0;
#elif defined(__sun)
/*
* CUPS STR #3028: Solaris' usbprn driver apparently does not support
* select() or poll(), so we can't support backchannel...
*/
use_bc = 0;
#else
/*
* Disable backchannel data when printing to Brother, Canon, or
* Minolta USB printers - apparently these printers will return
* the IEEE-1284 device ID over and over and over when they get
* a read request...
*/
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)
{
if (getenv("CLASS") != NULL)
{
/*
* If the CLASS environment variable is set, the job was submitted
* to a class and not to a specific queue. In this case, we want
* to abort immediately so that the job can be requeued on the next
* available printer in the class.
*/
_cupsLangPrintFilter(stderr, "INFO",
_("Unable to contact printer, queuing on next "
"printer in class."));
/*
* Sleep 5 seconds to keep the job from requeuing too rapidly...
*/
sleep(5);
return (CUPS_BACKEND_FAILED);
}
if (errno == EBUSY)
{
_cupsLangPrintFilter(stderr, "INFO", _("The printer is in use."));
sleep(10);
}
else if (errno == ENXIO || errno == EIO || errno == ENOENT ||
errno == ENODEV)
{
sleep(30);
}
else
{
_cupsLangPrintError("ERROR", _("Unable to open device file"));
return (CUPS_BACKEND_FAILED);
}
}
}
while (device_fd < 0);
fputs("STATE: -connecting-to-device\n", stderr);
/*
* Set any options provided...
*/
tcgetattr(device_fd, &opts);
opts.c_lflag &= ~(unsigned)(ICANON | ECHO | ISIG); /* Raw mode */
/**** No options supported yet ****/
tcsetattr(device_fd, TCSANOW, &opts);
/*
* Finally, send the print file...
*/
tbytes = 0;
while (copies > 0 && tbytes >= 0)
{
copies --;
if (print_fd != 0)
{
fputs("PAGE: 1 1\n", stderr);
lseek(print_fd, 0, SEEK_SET);
}
#ifdef __sun
/*
* CUPS STR #3028: Solaris' usbprn driver apparently does not support
* select() or poll(), so we can't support the sidechannel either...
*/
tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, 1, NULL);
#else
tbytes = backendRunLoop(print_fd, device_fd, -1, NULL, use_bc, 1, side_cb);
#endif /* __sun */
if (print_fd != 0 && tbytes >= 0)
_cupsLangPrintFilter(stderr, "INFO", _("Print file sent."));
}
/*
* Close the USB port and return...
*/
close(device_fd);
return (CUPS_BACKEND_OK);
}
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments (6 or 7) */
char *argv[]) /* I - Command-line arguments */
{
const char *device_uri; /* Device URI */
char scheme[255], /* Scheme in URI */
hostname[1024], /* Hostname */
username[255], /* Username info */
resource[1024], /* Resource info (printer name) */
*options, /* Pointer to options */
*name, /* Name of option */
*value, /* Value of option */
sep, /* Separator character */
*filename, /* File to print */
title[256]; /* Title string */
int port; /* Port number */
char portname[256]; /* Port name (string) */
http_addrlist_t *addrlist; /* List of addresses for printer */
int snmp_enabled = 1; /* Is SNMP enabled? */
int snmp_fd; /* SNMP socket */
int fd; /* Print file */
int status; /* Status of LPD job */
int mode; /* Print mode */
int banner; /* Print banner page? */
int format; /* Print format */
int order; /* Order of control/data files */
int reserve; /* Reserve priviledged port? */
int sanitize_title; /* Sanitize title string? */
int manual_copies, /* Do manual copies? */
timeout, /* Timeout */
contimeout, /* Connection timeout */
copies; /* Number of copies */
ssize_t bytes = 0; /* Initial bytes read */
char buffer[16384]; /* Initial print buffer */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action; /* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
int num_jobopts; /* Number of job options */
cups_option_t *jobopts = NULL; /* Job options */
/*
* Make sure status messages are not buffered...
*/
setbuf(stderr, NULL);
/*
* Ignore SIGPIPE and catch SIGTERM signals...
*/
#ifdef HAVE_SIGSET
sigset(SIGPIPE, SIG_IGN);
sigset(SIGTERM, sigterm_handler);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
action.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &action, NULL);
sigemptyset(&action.sa_mask);
sigaddset(&action.sa_mask, SIGTERM);
action.sa_handler = sigterm_handler;
sigaction(SIGTERM, &action, NULL);
#else
signal(SIGPIPE, SIG_IGN);
signal(SIGTERM, sigterm_handler);
#endif /* HAVE_SIGSET */
/*
* Check command-line...
*/
if (argc == 1)
{
printf("network lpd \"Unknown\" \"%s\"\n",
_cupsLangString(cupsLangDefault(), _("LPD/LPR Host or Printer")));
return (CUPS_BACKEND_OK);
}
else if (argc < 6 || argc > 7)
{
_cupsLangPrintf(stderr,
_("Usage: %s job-id user title copies options [file]"),
argv[0]);
return (CUPS_BACKEND_FAILED);
}
num_jobopts = cupsParseOptions(argv[5], 0, &jobopts);
/*
* Extract the hostname and printer name from the URI...
*/
while ((device_uri = cupsBackendDeviceURI(argv)) == NULL)
{
_cupsLangPrintFilter(stderr, "INFO", _("Unable to locate printer."));
sleep(10);
if (getenv("CLASS") != NULL)
return (CUPS_BACKEND_FAILED);
}
httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme),
username, sizeof(username), hostname, sizeof(hostname), &port,
resource, sizeof(resource));
if (!port)
port = 515; /* Default to port 515 */
if (!username[0])
{
/*
* If no username is in the device URI, then use the print job user...
*/
strlcpy(username, argv[2], sizeof(username));
}
/*
* See if there are any options...
*/
mode = MODE_STANDARD;
banner = 0;
format = 'l';
order = ORDER_CONTROL_DATA;
reserve = RESERVE_ANY;
manual_copies = 1;
timeout = 300;
contimeout = 7 * 24 * 60 * 60;
#ifdef __APPLE__
/*
* We want to pass UTF-8 characters by default, not re-map them (3071945)
*/
sanitize_title = 0;
#else
/*
* Otherwise we want to re-map UTF-8 to "safe" characters by default...
*/
sanitize_title = 1;
#endif /* __APPLE__ */
if ((options = strchr(resource, '?')) != NULL)
{
/*
* Yup, terminate the device name string and move to the first
* character of the options...
*/
*options++ = '\0';
/*
* Parse options...
*/
while (*options)
{
/*
* Get the name...
*/
name = options;
while (*options && *options != '=' && *options != '+' && *options != '&')
options ++;
if ((sep = *options) != '\0')
*options++ = '\0';
if (sep == '=')
{
/*
* Get the value...
*/
value = options;
while (*options && *options != '+' && *options != '&')
options ++;
if (*options)
*options++ = '\0';
}
else
value = (char *)"";
/*
* Process the option...
*/
if (!_cups_strcasecmp(name, "banner"))
{
/*
* Set the banner...
*/
banner = !value[0] || !_cups_strcasecmp(value, "on") ||
!_cups_strcasecmp(value, "yes") || !_cups_strcasecmp(value, "true");
}
else if (!_cups_strcasecmp(name, "format") && value[0])
{
/*
* Set output format...
*/
if (strchr("cdfglnoprtv", value[0]))
format = value[0];
else
_cupsLangPrintFilter(stderr, "ERROR",
_("Unknown format character: \"%c\"."),
value[0]);
}
else if (!_cups_strcasecmp(name, "mode") && value[0])
{
/*
* Set control/data order...
*/
if (!_cups_strcasecmp(value, "standard"))
mode = MODE_STANDARD;
else if (!_cups_strcasecmp(value, "stream"))
mode = MODE_STREAM;
else
_cupsLangPrintFilter(stderr, "ERROR",
_("Unknown print mode: \"%s\"."), value);
}
else if (!_cups_strcasecmp(name, "order") && value[0])
{
/*
* Set control/data order...
*/
if (!_cups_strcasecmp(value, "control,data"))
order = ORDER_CONTROL_DATA;
else if (!_cups_strcasecmp(value, "data,control"))
order = ORDER_DATA_CONTROL;
else
_cupsLangPrintFilter(stderr, "ERROR",
_("Unknown file order: \"%s\"."), value);
}
else if (!_cups_strcasecmp(name, "reserve"))
{
/*
* Set port reservation mode...
*/
if (!value[0] || !_cups_strcasecmp(value, "on") ||
!_cups_strcasecmp(value, "yes") ||
!_cups_strcasecmp(value, "true") ||
!_cups_strcasecmp(value, "rfc1179"))
reserve = RESERVE_RFC1179;
else if (!_cups_strcasecmp(value, "any"))
reserve = RESERVE_ANY;
else
reserve = RESERVE_NONE;
}
else if (!_cups_strcasecmp(name, "manual_copies"))
{
/*
* Set manual copies...
*/
manual_copies = !value[0] || !_cups_strcasecmp(value, "on") ||
!_cups_strcasecmp(value, "yes") ||
!_cups_strcasecmp(value, "true");
}
else if (!_cups_strcasecmp(name, "sanitize_title"))
{
/*
* Set sanitize title...
*/
sanitize_title = !value[0] || !_cups_strcasecmp(value, "on") ||
!_cups_strcasecmp(value, "yes") ||
!_cups_strcasecmp(value, "true");
}
else if (!_cups_strcasecmp(name, "snmp"))
{
/*
* Enable/disable SNMP stuff...
*/
snmp_enabled = !value[0] || !_cups_strcasecmp(value, "on") ||
_cups_strcasecmp(value, "yes") ||
_cups_strcasecmp(value, "true");
}
else if (!_cups_strcasecmp(name, "timeout"))
{
/*
* Set the timeout...
*/
if (atoi(value) > 0)
timeout = atoi(value);
}
else if (!_cups_strcasecmp(name, "contimeout"))
{
/*
* Set the connection timeout...
*/
if (atoi(value) > 0)
contimeout = atoi(value);
}
}
}
if (mode == MODE_STREAM)
order = ORDER_CONTROL_DATA;
/*
* Find the printer...
*/
snprintf(portname, sizeof(portname), "%d", port);
fputs("STATE: +connecting-to-device\n", stderr);
fprintf(stderr, "DEBUG: Looking up \"%s\"...\n", hostname);
while ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
{
_cupsLangPrintFilter(stderr, "INFO",
_("Unable to locate printer \"%s\"."), hostname);
sleep(10);
if (getenv("CLASS") != NULL)
{
fputs("STATE: -connecting-to-device\n", stderr);
exit(CUPS_BACKEND_FAILED);
}
}
if (snmp_enabled)
snmp_fd = _cupsSNMPOpen(addrlist->addr.addr.sa_family);
else
snmp_fd = -1;
/*
* Wait for data from the filter...
*/
if (argc == 6)
{
if (!backendWaitLoop(snmp_fd, &(addrlist->addr), 0, backendNetworkSideCB))
return (CUPS_BACKEND_OK);
else if (mode == MODE_STANDARD &&
(bytes = read(0, buffer, sizeof(buffer))) <= 0)
return (CUPS_BACKEND_OK);
}
/*
* If we have 7 arguments, print the file named on the command-line.
* Otherwise, copy stdin to a temporary file and print the temporary
* file.
*/
if (argc == 6 && mode == MODE_STANDARD)
{
/*
* Copy stdin to a temporary file...
*/
if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
{
perror("DEBUG: Unable to create temporary file");
return (CUPS_BACKEND_FAILED);
}
_cupsLangPrintFilter(stderr, "INFO", _("Copying print data."));
if (bytes > 0)
write(fd, buffer, bytes);
backendRunLoop(-1, fd, snmp_fd, &(addrlist->addr), 0, 0,
backendNetworkSideCB);
}
else if (argc == 6)
{
/*
* Stream from stdin...
*/
filename = NULL;
fd = 0;
}
else
{
filename = argv[6];
fd = open(filename, O_RDONLY);
if (fd == -1)
{
_cupsLangPrintError("ERROR", _("Unable to open print file"));
return (CUPS_BACKEND_FAILED);
}
}
/*
* Sanitize the document title...
*/
strlcpy(title, argv[3], sizeof(title));
if (sanitize_title)
{
/*
* Sanitize the title string so that we don't cause problems on
* the remote end...
*/
char *ptr;
for (ptr = title; *ptr; ptr ++)
if (!isalnum(*ptr & 255) && !isspace(*ptr & 255))
*ptr = '_';
}
/*
* Queue the job...
*/
if (argc > 6)
{
if (manual_copies)
{
manual_copies = atoi(argv[4]);
copies = 1;
}
else
{
manual_copies = 1;
copies = atoi(argv[4]);
}
status = lpd_queue(hostname, addrlist, resource + 1, fd, snmp_fd, mode,
username, title, copies, banner, format, order, reserve,
manual_copies, timeout, contimeout,
cupsGetOption("job-originating-host-name", num_jobopts,
jobopts));
if (!status)
fprintf(stderr, "PAGE: 1 %d\n", atoi(argv[4]));
}
else
status = lpd_queue(hostname, addrlist, resource + 1, fd, snmp_fd, mode,
username, title, 1, banner, format, order, reserve, 1,
timeout, contimeout,
cupsGetOption("job-originating-host-name", num_jobopts,
jobopts));
/*
* Remove the temporary file if necessary...
*/
if (tmpfilename[0])
unlink(tmpfilename);
if (fd)
close(fd);
if (snmp_fd >= 0)
_cupsSNMPClose(snmp_fd);
/*
* Return the queue status...
*/
return (status);
}
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments */
char *argv[]) /* I - Command-line arguments */
{
int fd; /* File descriptor */
cups_raster_t *ras; /* Raster stream for printing */
cups_page_header2_t header; /* Page header from file */
unsigned y; /* Current line */
ppd_file_t *ppd; /* PPD file */
int num_options; /* Number of options */
cups_option_t *options; /* Options */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action; /* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
/*
* Make sure status messages are not buffered...
*/
setbuf(stderr, NULL);
/*
* Check command-line...
*/
if (argc < 6 || argc > 7)
{
/*
* We don't have the correct number of arguments; write an error message
* and return.
*/
_cupsLangPrintFilter(stderr, "ERROR",
_("%s job-id user title copies options [file]"),
"rastertolabel");
return (1);
}
/*
* Open the page stream...
*/
if (argc == 7)
{
if ((fd = open(argv[6], O_RDONLY)) == -1)
{
_cupsLangPrintError("ERROR", _("Unable to open raster file"));
sleep(1);
return (1);
}
}
else
fd = 0;
ras = cupsRasterOpen(fd, CUPS_RASTER_READ);
/*
* Register a signal handler to eject the current page if the
* job is cancelled.
*/
Canceled = 0;
#ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */
sigset(SIGTERM, CancelJob);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
sigemptyset(&action.sa_mask);
action.sa_handler = CancelJob;
sigaction(SIGTERM, &action, NULL);
#else
signal(SIGTERM, CancelJob);
#endif /* HAVE_SIGSET */
/*
* Open the PPD file and apply options...
*/
num_options = cupsParseOptions(argv[5], 0, &options);
ppd = ppdOpenFile(getenv("PPD"));
if (!ppd)
{
ppd_status_t status; /* PPD error */
int linenum; /* Line number */
_cupsLangPrintFilter(stderr, "ERROR",
_("The PPD file could not be opened."));
status = ppdLastError(&linenum);
fprintf(stderr, "DEBUG: %s on line %d.\n", ppdErrorString(status), linenum);
return (1);
}
ppdMarkDefaults(ppd);
cupsMarkOptions(ppd, num_options, options);
/*
* Initialize the print device...
*/
Setup(ppd);
/*
* Process pages as needed...
*/
Page = 0;
while (cupsRasterReadHeader2(ras, &header))
{
/*
* Write a status message with the page number and number of copies.
*/
if (Canceled)
break;
Page ++;
fprintf(stderr, "PAGE: %d 1\n", Page);
_cupsLangPrintFilter(stderr, "INFO", _("Starting page %d."), Page);
/*
* Start the page...
*/
StartPage(ppd, &header);
/*
* Loop for each line on the page...
*/
for (y = 0; y < header.cupsHeight && !Canceled; y ++)
{
/*
* Let the user know how far we have progressed...
*/
if (Canceled)
break;
if ((y & 15) == 0)
{
_cupsLangPrintFilter(stderr, "INFO",
_("Printing page %d, %u%% complete."),
Page, 100 * y / header.cupsHeight);
fprintf(stderr, "ATTR: job-media-progress=%u\n",
100 * y / header.cupsHeight);
}
/*
* Read a line of graphics...
*/
if (cupsRasterReadPixels(ras, Buffer, header.cupsBytesPerLine) < 1)
break;
/*
* Write it to the printer...
*/
OutputLine(ppd, &header, y);
}
/*
* Eject the page...
*/
_cupsLangPrintFilter(stderr, "INFO", _("Finished page %d."), Page);
EndPage(ppd, &header);
if (Canceled)
break;
}
/*
* Close the raster stream...
*/
cupsRasterClose(ras);
if (fd != 0)
close(fd);
/*
* Close the PPD file and free the options...
*/
ppdClose(ppd);
cupsFreeOptions(num_options, options);
/*
* If no pages were printed, send an error message...
*/
if (Page == 0)
{
_cupsLangPrintFilter(stderr, "ERROR", _("No pages were found."));
return (1);
}
else
return (0);
}
static int /* O - 0 on success, 1 on fail */
set_printer_options(
http_t *http, /* I - Server connection */
char *printer, /* I - Printer */
int num_options, /* I - Number of options */
cups_option_t *options, /* I - Options */
char *file) /* I - PPD file/interface script */
{
ipp_t *request; /* IPP Request */
const char *ppdfile; /* PPD filename */
int ppdchanged; /* PPD changed? */
ppd_file_t *ppd; /* PPD file */
ppd_choice_t *choice; /* Marked choice */
char uri[HTTP_MAX_URI], /* URI for printer/class */
line[1024], /* Line from PPD file */
keyword[1024], /* Keyword from Default line */
*keyptr, /* Pointer into keyword... */
tempfile[1024]; /* Temporary filename */
cups_file_t *in, /* PPD file */
*out; /* Temporary file */
const char *protocol, /* Old protocol option */
*customval, /* Custom option value */
*boolval; /* Boolean value */
int wrote_ipp_supplies = 0, /* Wrote cupsIPPSupplies keyword? */
wrote_snmp_supplies = 0;/* Wrote cupsSNMPSupplies keyword? */
DEBUG_printf(("set_printer_options(http=%p, printer=\"%s\", num_options=%d, "
"options=%p, file=\"%s\")\n", http, printer, num_options,
options, file));
/*
* Build a CUPS_ADD_MODIFY_PRINTER or CUPS_ADD_MODIFY_CLASS request, which
* requires the following attributes:
*
* attributes-charset
* attributes-natural-language
* printer-uri
* requesting-user-name
* other options
*/
if (get_printer_type(http, printer, uri, sizeof(uri)) & CUPS_PRINTER_CLASS)
request = ippNewRequest(CUPS_ADD_MODIFY_CLASS);
else
request = ippNewRequest(CUPS_ADD_MODIFY_PRINTER);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
"printer-uri", NULL, uri);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, cupsUser());
/*
* Add the options...
*/
cupsEncodeOptions2(request, num_options, options, IPP_TAG_PRINTER);
if ((protocol = cupsGetOption("protocol", num_options, options)) != NULL)
{
if (!_cups_strcasecmp(protocol, "bcp"))
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_NAME, "port-monitor",
NULL, "bcp");
else if (!_cups_strcasecmp(protocol, "tbcp"))
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_NAME, "port-monitor",
NULL, "tbcp");
}
if (file)
ppdfile = file;
else if (request->request.op.operation_id == CUPS_ADD_MODIFY_PRINTER)
ppdfile = cupsGetPPD(printer);
else
ppdfile = NULL;
if (ppdfile != NULL)
{
/*
* Set default options in the PPD file...
*/
ppd = ppdOpenFile(ppdfile);
ppdMarkDefaults(ppd);
cupsMarkOptions(ppd, num_options, options);
if ((out = cupsTempFile2(tempfile, sizeof(tempfile))) == NULL)
{
_cupsLangPrintError(NULL, _("lpadmin: Unable to create temporary file"));
ippDelete(request);
if (ppdfile != file)
unlink(ppdfile);
return (1);
}
if ((in = cupsFileOpen(ppdfile, "r")) == NULL)
{
_cupsLangPrintf(stderr,
_("lpadmin: Unable to open PPD file \"%s\" - %s"),
ppdfile, strerror(errno));
ippDelete(request);
if (ppdfile != file)
unlink(ppdfile);
cupsFileClose(out);
unlink(tempfile);
return (1);
}
ppdchanged = 0;
while (cupsFileGets(in, line, sizeof(line)))
{
if (!strncmp(line, "*cupsIPPSupplies:", 17) &&
(boolval = cupsGetOption("cupsIPPSupplies", num_options,
options)) != NULL)
{
wrote_ipp_supplies = 1;
cupsFilePrintf(out, "*cupsIPPSupplies: %s\n",
(!_cups_strcasecmp(boolval, "true") ||
!_cups_strcasecmp(boolval, "yes") ||
!_cups_strcasecmp(boolval, "on")) ? "True" : "False");
}
else if (!strncmp(line, "*cupsSNMPSupplies:", 18) &&
(boolval = cupsGetOption("cupsSNMPSupplies", num_options,
options)) != NULL)
{
wrote_snmp_supplies = 1;
cupsFilePrintf(out, "*cupsSNMPSupplies: %s\n",
(!_cups_strcasecmp(boolval, "true") ||
!_cups_strcasecmp(boolval, "yes") ||
!_cups_strcasecmp(boolval, "on")) ? "True" : "False");
}
else if (strncmp(line, "*Default", 8))
cupsFilePrintf(out, "%s\n", line);
else
{
/*
* Get default option name...
*/
strlcpy(keyword, line + 8, sizeof(keyword));
for (keyptr = keyword; *keyptr; keyptr ++)
if (*keyptr == ':' || isspace(*keyptr & 255))
break;
*keyptr++ = '\0';
while (isspace(*keyptr & 255))
keyptr ++;
if (!strcmp(keyword, "PageRegion") ||
!strcmp(keyword, "PageSize") ||
!strcmp(keyword, "PaperDimension") ||
!strcmp(keyword, "ImageableArea"))
{
if ((choice = ppdFindMarkedChoice(ppd, "PageSize")) == NULL)
choice = ppdFindMarkedChoice(ppd, "PageRegion");
}
else
choice = ppdFindMarkedChoice(ppd, keyword);
if (choice && strcmp(choice->choice, keyptr))
{
if (strcmp(choice->choice, "Custom"))
{
cupsFilePrintf(out, "*Default%s: %s\n", keyword, choice->choice);
ppdchanged = 1;
}
else if ((customval = cupsGetOption(keyword, num_options,
options)) != NULL)
{
cupsFilePrintf(out, "*Default%s: %s\n", keyword, customval);
ppdchanged = 1;
}
else
cupsFilePrintf(out, "%s\n", line);
}
else
cupsFilePrintf(out, "%s\n", line);
}
}
if (!wrote_ipp_supplies &&
(boolval = cupsGetOption("cupsIPPSupplies", num_options,
options)) != NULL)
{
cupsFilePrintf(out, "*cupsIPPSupplies: %s\n",
(!_cups_strcasecmp(boolval, "true") ||
!_cups_strcasecmp(boolval, "yes") ||
!_cups_strcasecmp(boolval, "on")) ? "True" : "False");
}
if (!wrote_snmp_supplies &&
(boolval = cupsGetOption("cupsSNMPSupplies", num_options,
options)) != NULL)
{
cupsFilePrintf(out, "*cupsSNMPSupplies: %s\n",
(!_cups_strcasecmp(boolval, "true") ||
!_cups_strcasecmp(boolval, "yes") ||
!_cups_strcasecmp(boolval, "on")) ? "True" : "False");
}
cupsFileClose(in);
cupsFileClose(out);
ppdClose(ppd);
/*
* Do the request...
*/
ippDelete(cupsDoFileRequest(http, request, "/admin/",
ppdchanged ? tempfile : file));
/*
* Clean up temp files... (TODO: catch signals in case we CTRL-C during
* lpadmin)
*/
if (ppdfile != file)
unlink(ppdfile);
unlink(tempfile);
}
else
{
/*
* No PPD file - just set the options...
*/
ippDelete(cupsDoRequest(http, request, "/admin/"));
}
/*
* Check the response...
*/
if (cupsLastError() > IPP_OK_CONFLICT)
{
_cupsLangPrintf(stderr, _("%s: %s"), "lpadmin", cupsLastErrorString());
return (1);
}
else
return (0);
}
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments */
char *argv[]) /* I - Command-line arguments */
{
cups_file_t *fp; /* File */
char buffer[8192]; /* Data buffer */
int bytes; /* Number of bytes read/written */
int copies; /* Number of copies */
/*
* Check command-line...
*/
if (argc != 7)
{
_cupsLangPrintf(stderr,
_("Usage: %s job-id user title copies options [file]"),
argv[0]);
return (1);
}
/*
* Get the copy count; if we have no final content type, this is a
* raw queue or raw print file, so we need to make copies...
*/
if (!getenv("FINAL_CONTENT_TYPE"))
copies = atoi(argv[4]);
else
copies = 1;
/*
* Open the file...
*/
if ((fp = cupsFileOpen(argv[6], "r")) == NULL)
{
_cupsLangPrintError("ERROR", _("Unable to open print file"));
return (1);
}
/*
* Copy the file to stdout...
*/
while (copies > 0)
{
if (!getenv("FINAL_CONTENT_TYPE"))
fputs("PAGE: 1 1\n", stderr);
cupsFileRewind(fp);
while ((bytes = cupsFileRead(fp, buffer, sizeof(buffer))) > 0)
if (write(1, buffer, bytes) < bytes)
{
_cupsLangPrintFilter(stderr, "ERROR",
_("Unable to write uncompressed print data: %s"),
strerror(errno));
cupsFileClose(fp);
return (1);
}
copies --;
}
/*
* Close the file and return...
*/
cupsFileClose(fp);
return (0);
}
static void
get_job_file(const char *job) /* I - Job ID */
{
long jobid, /* Job ID */
docnum; /* Document number */
const char *jobptr; /* Pointer into job ID string */
char uri[1024]; /* job-uri */
http_t *http; /* Connection to server */
ipp_t *request; /* Request data */
int tempfd; /* Temporary file */
/*
* Get the job ID and document number, if any...
*/
if ((jobptr = strrchr(job, '-')) != NULL)
jobptr ++;
else
jobptr = job;
jobid = strtol(jobptr, (char **)&jobptr, 10);
if (*jobptr == ',')
docnum = strtol(jobptr + 1, NULL, 10);
else
docnum = 1;
if (jobid < 1 || jobid > INT_MAX)
{
_cupsLangPrintf(stderr, _("cupsfilter: Invalid job ID %d."), (int)jobid);
exit(1);
}
if (docnum < 1 || docnum > INT_MAX)
{
_cupsLangPrintf(stderr, _("cupsfilter: Invalid document number %d."),
(int)docnum);
exit(1);
}
/*
* Ask the server for the document file...
*/
if ((http = httpConnectEncrypt(cupsServer(), ippPort(),
cupsEncryption())) == NULL)
{
_cupsLangPrintf(stderr, _("%s: Unable to connect to server."),
"cupsfilter");
exit(1);
}
request = ippNewRequest(CUPS_GET_DOCUMENT);
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", (int)jobid);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "document-number",
(int)docnum);
if ((tempfd = cupsTempFd(TempFile, sizeof(TempFile))) == -1)
{
_cupsLangPrintError("ERROR", _("Unable to create temporary file"));
httpClose(http);
exit(1);
}
signal(SIGTERM, sighandler);
ippDelete(cupsDoIORequest(http, request, "/", -1, tempfd));
close(tempfd);
httpClose(http);
if (cupsLastError() != IPP_OK)
{
_cupsLangPrintf(stderr, _("cupsfilter: Unable to get job file - %s"),
cupsLastErrorString());
unlink(TempFile);
exit(1);
}
}
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments (6 or 7) */
char *argv[]) /* I - Command-line arguments */
{
int print_fd; /* Print file */
int copies; /* Number of copies to print */
int status; /* Exit status */
int port; /* Port number (not used) */
const char *uri; /* Device URI */
char method[255], /* Method in URI */
hostname[1024], /* Hostname */
username[255], /* Username info (not used) */
resource[1024], /* Resource info (device and options) */
*options; /* Pointer to options */
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action; /* Actions for POSIX signals */
#endif /* HAVE_SIGACTION && !HAVE_SIGSET */
/*
* Make sure status messages are not buffered...
*/
setbuf(stderr, NULL);
/*
* Ignore SIGPIPE signals...
*/
#ifdef HAVE_SIGSET
sigset(SIGPIPE, SIG_IGN);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
action.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &action, NULL);
#else
signal(SIGPIPE, SIG_IGN);
#endif /* HAVE_SIGSET */
/*
* Check command-line...
*/
if (argc == 1)
{
list_devices();
return (CUPS_BACKEND_OK);
}
else if (argc < 6 || argc > 7)
{
_cupsLangPrintf(stderr,
_("Usage: %s job-id user title copies options [file]"),
argv[0]);
return (CUPS_BACKEND_FAILED);
}
/*
* Extract the device name and options from the URI...
*/
uri = cupsBackendDeviceURI(argv);
if (httpSeparateURI(HTTP_URI_CODING_ALL, uri,
method, sizeof(method), username, sizeof(username),
hostname, sizeof(hostname), &port,
resource, sizeof(resource)) < HTTP_URI_OK)
{
_cupsLangPrintFilter(stderr, "ERROR",
_("No device URI found in argv[0] or in DEVICE_URI "
"environment variable."));
return (1);
}
/*
* See if there are any options...
*/
if ((options = strchr(resource, '?')) != NULL)
{
/*
* Yup, terminate the device name string and move to the first
* character of the options...
*/
*options++ = '\0';
}
/*
* If we have 7 arguments, print the file named on the command-line.
* Otherwise, send stdin instead...
*/
if (argc == 6)
{
print_fd = 0;
copies = 1;
}
else
{
/*
* Try to open the print file...
*/
if ((print_fd = open(argv[6], O_RDONLY)) < 0)
{
_cupsLangPrintError("ERROR", _("Unable to open print file"));
return (CUPS_BACKEND_FAILED);
}
copies = atoi(argv[4]);
}
/*
* Finally, send the print file...
*/
status = print_device(uri, hostname, resource, options, print_fd, copies,
argc, argv);
/*
* Close the input file and return...
*/
if (print_fd != 0)
close(print_fd);
return (status);
}