/*
- * "$Id: lpd.c 5886 2006-08-24 19:53:17Z mike $"
+ * "$Id: lpd.c 6649 2007-07-11 21:46:42Z mike $"
*
* Line Printer Daemon backend for the Common UNIX Printing System (CUPS).
*
- * Copyright 1997-2006 by Easy Software Products, all rights reserved.
+ * Copyright 2007 by Apple Inc.
+ * Copyright 1997-2007 by Easy Software Products, all rights reserved.
*
* These coded instructions, statements, and computer programs are the
- * property of Easy Software Products and are protected by Federal
- * copyright law. Distribution and use rights are outlined in the file
+ * property of Apple Inc. and are protected by Federal copyright
+ * law. Distribution and use rights are outlined in the file "LICENSE.txt"
* "LICENSE" which should have been included with this file. If this
- * file is missing or damaged please contact Easy Software Products
- * at:
- *
- * Attn: CUPS Licensing Information
- * Easy Software Products
- * 44141 Airport View Drive, Suite 204
- * Hollywood, Maryland 20636 USA
- *
- * Voice: (301) 373-9600
- * EMail: cups-info@cups.org
- * WWW: http://www.cups.org
+ * file is missing or damaged, see the license at "http://www.cups.org/".
*
* This file is subject to the Apple OS-Developed Software exception.
*
#include <cups/backend.h>
#include <cups/http-private.h>
#include <cups/cups.h>
+#include <cups/i18n.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
static int abort_job = 0; /* Non-zero if we get SIGTERM */
+/*
+ * Print mode...
+ */
+
+#define MODE_STANDARD 0 /* Queue a copy */
+#define MODE_STREAM 1 /* Stream a copy */
+
+
/*
* The order for control and data files in LPD requests...
*/
static int lpd_command(int lpd_fd, int timeout, char *format, ...);
static int lpd_queue(const char *hostname, int port, const char *printer,
- const char *filename,
- const char *user, const char *title, int copies,
- int banner, int format, int order, int reserve,
+ int print_fd, int mode, const char *user,
+ const char *title, int copies, int banner,
+ int format, int order, int reserve,
int manual_copies, int timeout, int contimeout);
static void lpd_timeout(int sig);
static int lpd_write(int lpd_fd, char *buffer, int length);
*filename, /* File to print */
title[256]; /* Title string */
int port; /* Port number */
+ 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 */
}
else if (argc < 6 || argc > 7)
{
- fprintf(stderr, "Usage: %s job-id user title copies options [file]\n",
+ fprintf(stderr, _("Usage: %s job-id user title copies options [file]\n"),
argv[0]);
return (CUPS_BACKEND_FAILED);
}
- /*
- * 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)
- {
- /*
- * Copy stdin to a temporary file...
- */
-
- int fd; /* Temporary file */
- char buffer[8192]; /* Buffer for copying */
- int bytes; /* Number of bytes read */
-
-
- if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
- {
- perror("ERROR: unable to create temporary file");
- return (CUPS_BACKEND_FAILED);
- }
-
- while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0)
- if (write(fd, buffer, bytes) < bytes)
- {
- perror("ERROR: unable to write to temporary file");
- close(fd);
- unlink(tmpfilename);
- return (CUPS_BACKEND_FAILED);
- }
-
- close(fd);
- filename = tmpfilename;
- }
- else
- filename = argv[6];
-
/*
* Extract the hostname and printer name from the URI...
*/
* See if there are any options...
*/
+ mode = MODE_STANDARD;
banner = 0;
format = 'l';
order = ORDER_CONTROL_DATA;
contimeout = 7 * 24 * 60 * 60;
#ifdef __APPLE__
- /* We want to pass utf-8 characters, not re-map them (3071945) */
+ /*
+ * We want to pass utf-8 characters, not re-map them (3071945)
+ */
+
sanitize_title = 0;
- /* Get the default timeout from a system preference... */
+ /*
+ * Get the default timeout from a system preference...
+ */
+
{
CFPropertyListRef pvalue; /* Preference value */
SInt32 toval; /* Timeout value */
if (strchr("cdfglnoprtv", value[0]))
format = value[0];
else
- fprintf(stderr, "ERROR: Unknown format character \"%c\"\n", value[0]);
+ fprintf(stderr, _("ERROR: Unknown format character \"%c\"\n"),
+ value[0]);
+ }
+ else if (!strcasecmp(name, "mode") && value[0])
+ {
+ /*
+ * Set control/data order...
+ */
+
+ if (!strcasecmp(value, "standard"))
+ mode = MODE_STANDARD;
+ else if (!strcasecmp(value, "stream"))
+ mode = MODE_STREAM;
+ else
+ fprintf(stderr, _("ERROR: Unknown print mode \"%s\"\n"), value);
}
else if (!strcasecmp(name, "order") && value[0])
{
else if (!strcasecmp(value, "data,control"))
order = ORDER_DATA_CONTROL;
else
- fprintf(stderr, "ERROR: Unknown file order \"%s\"\n", value);
+ fprintf(stderr, _("ERROR: Unknown file order \"%s\"\n"), value);
}
else if (!strcasecmp(name, "reserve"))
{
else if (!strcasecmp(name, "contimeout"))
{
/*
- * Set the timeout...
+ * Set the connection timeout...
*/
if (atoi(value) > 0)
}
}
+ if (mode == MODE_STREAM)
+ order = ORDER_CONTROL_DATA;
+
+ /*
+ * 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...
+ */
+
+ char buffer[8192]; /* Buffer for copying */
+ int bytes; /* Number of bytes read */
+
+
+ if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
+ {
+ perror("ERROR: unable to create temporary file");
+ return (CUPS_BACKEND_FAILED);
+ }
+
+ while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0)
+ if (write(fd, buffer, bytes) < bytes)
+ {
+ perror("ERROR: unable to write to temporary file");
+ close(fd);
+ unlink(tmpfilename);
+ return (CUPS_BACKEND_FAILED);
+ }
+
+ filename = tmpfilename;
+ }
+ else if (argc == 6)
+ {
+ /*
+ * Stream from stdin...
+ */
+
+ filename = NULL;
+ fd = 0;
+ }
+ else
+ {
+ filename = argv[6];
+ fd = open(filename, O_RDONLY);
+
+ if (fd == -1)
+ {
+ fprintf(stderr, _("ERROR: Unable to open print file %s: %s\n"),
+ filename, strerror(errno));
+ return (CUPS_BACKEND_FAILED);
+ }
+ }
+
/*
* Sanitize the document title...
*/
copies = atoi(argv[4]);
}
- status = lpd_queue(hostname, port, resource + 1, filename,
+ status = lpd_queue(hostname, port, resource + 1, fd, mode,
username, title, copies,
banner, format, order, reserve, manual_copies,
timeout, contimeout);
fprintf(stderr, "PAGE: 1 %d\n", atoi(argv[4]));
}
else
- status = lpd_queue(hostname, port, resource + 1, filename,
+ status = lpd_queue(hostname, port, resource + 1, fd, mode,
username, title, 1,
banner, format, order, reserve, 1,
timeout, contimeout);
if (tmpfilename[0])
unlink(tmpfilename);
+ if (fd)
+ close(fd);
+
/*
* Return the queue status...
*/
* Read back the status from the command and return it...
*/
- fprintf(stderr, "DEBUG: Reading command status...\n");
+ fputs("DEBUG: Reading command status...\n", stderr);
alarm(timeout);
if (recv(fd, &status, 1, 0) < 1)
{
- fprintf(stderr, "WARNING: Remote host did not respond with command "
- "status byte after %d seconds!\n", timeout);
+ fprintf(stderr,
+ _("WARNING: Remote host did not respond with command status "
+ "byte after %d seconds!\n"), timeout);
status = errno;
}
lpd_queue(const char *hostname, /* I - Host to connect to */
int port, /* I - Port to connect on */
const char *printer, /* I - Printer/queue name */
- const char *filename, /* I - File to print */
+ int print_fd, /* I - File to print */
+ int mode, /* I - Print mode */
const char *user, /* I - Requesting user */
const char *title, /* I - Job title */
int copies, /* I - Number of copies */
int timeout, /* I - Timeout... */
int contimeout) /* I - Connection timeout */
{
- FILE *fp; /* Job file */
char localhost[255]; /* Local host name */
int error; /* Error number */
struct stat filestats; /* File statistics */
*cptr; /* Pointer into control file string */
char status; /* Status byte from command */
char portname[255]; /* Port name */
+ int delay; /* Delay for retries... */
+ char addrname[256]; /* Address name */
http_addrlist_t *addrlist, /* Address list */
*addr; /* Socket address */
int copy; /* Copies written */
time_t start_time; /* Time of first connect */
-#ifdef __APPLE__
int recoverable; /* Recoverable error shown? */
-#endif /* __APPLE__ */
size_t nbytes; /* Number of bytes written */
off_t tbytes; /* Total bytes written */
char buffer[32768]; /* Output buffer */
if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portname)) == NULL)
{
- fprintf(stderr, "ERROR: Unable to locate printer \'%s\'!\n",
- hostname);
+ fprintf(stderr, _("ERROR: Unable to locate printer \'%s\'!\n"), hostname);
return (CUPS_BACKEND_STOP);
}
/*
- * Remember when we starting trying to connect to the printer...
+ * Remember when we started trying to connect to the printer...
*/
-#ifdef __APPLE__
recoverable = 0;
-#endif /* __APPLE__ */
start_time = time(NULL);
/*
*/
fputs("STATE: +connecting-to-device\n", stderr);
- fprintf(stderr, "INFO: Attempting to connect to host %s for printer %s\n",
+ fprintf(stderr,
+ _("INFO: Attempting to connect to host %s for printer %s\n"),
hostname, printer);
- for (lport = reserve == RESERVE_RFC1179 ? 732 : 1024, addr = addrlist;;
+ for (lport = reserve == RESERVE_RFC1179 ? 732 : 1024, addr = addrlist,
+ delay = 5;;
addr = addr->next)
{
/*
* available printer in the class.
*/
- fprintf(stderr, "INFO: Unable to connect to %s, queuing on next printer in class...\n",
- hostname);
+ fputs(_("INFO: Unable to contact printer, queuing on next "
+ "printer in class...\n"), stderr);
httpAddrFreeList(addrlist);
{
if (contimeout && (time(NULL) - start_time) > contimeout)
{
- fputs("ERROR: Printer not responding!\n", stderr);
+ fputs(_("ERROR: Printer not responding!\n"), stderr);
return (CUPS_BACKEND_FAILED);
}
-#ifdef __APPLE__
recoverable = 1;
- fprintf(stderr, "WARNING: recoverable: "
- "Network host \'%s\' is busy, down, or "
- "unreachable; will retry in 30 seconds...\n",
- hostname);
-#else
- fprintf(stderr, "WARNING: "
- "Network host \'%s\' is busy, down, or "
- "unreachable; will retry in 30 seconds...\n",
- hostname);
-#endif /* __APPLE__ */
- sleep(30);
+
+ fprintf(stderr,
+ _("WARNING: recoverable: Network host \'%s\' is busy; will "
+ "retry in %d seconds...\n"),
+ hostname, delay);
+
+ sleep(delay);
+
+ if (delay < 30)
+ delay += 5;
}
else if (error == EADDRINUSE)
{
}
else
{
-#ifdef __APPLE__
recoverable = 1;
- perror("ERROR: recoverable: "
- "Unable to connect to printer; will retry in 30 seconds...");
-#else
- perror("ERROR: "
- "Unable to connect to printer; will retry in 30 seconds...");
-#endif /* __APPLE__ */
- sleep(30);
+
+ fprintf(stderr, "DEBUG: Connection error: %s\n", strerror(errno));
+ fputs(_("ERROR: recoverable: Unable to connect to printer; will "
+ "retry in 30 seconds...\n"), stderr);
+ sleep(30);
}
}
-#ifdef __APPLE__
if (recoverable)
{
/*
fputs("INFO: recovered: \n", stderr);
sleep(5);
}
-#endif /* __APPLE__ */
fputs("STATE: -connecting-to-device\n", stderr);
- fprintf(stderr, "INFO: Connected to %s...\n", hostname);
- fprintf(stderr, "DEBUG: Connected on ports %d (local %d)...\n", port,
- lport);
+ fprintf(stderr, _("INFO: Connected to %s...\n"), hostname);
+
+#ifdef AF_INET6
+ if (addr->addr.addr.sa_family == AF_INET6)
+ fprintf(stderr, "DEBUG: Connected to [%s]:%d (IPv6) (local port %d)...\n",
+ httpAddrString(&addr->addr, addrname, sizeof(addrname)),
+ ntohs(addr->addr.ipv6.sin6_port), lport);
+ else
+#endif /* AF_INET6 */
+ if (addr->addr.addr.sa_family == AF_INET)
+ fprintf(stderr, "DEBUG: Connected to %s:%d (IPv4) (local port %d)...\n",
+ httpAddrString(&addr->addr, addrname, sizeof(addrname)),
+ ntohs(addr->addr.ipv4.sin_port), lport);
/*
* Next, open the print file and figure out its size...
*/
- if (stat(filename, &filestats))
+ if (print_fd)
{
- httpAddrFreeList(addrlist);
- close(fd);
+ /*
+ * Use the size from the print file...
+ */
- perror("ERROR: unable to stat print file");
- return (CUPS_BACKEND_FAILED);
- }
+ if (fstat(print_fd, &filestats))
+ {
+ httpAddrFreeList(addrlist);
+ close(fd);
- filestats.st_size *= manual_copies;
+ perror("ERROR: unable to stat print file");
+ return (CUPS_BACKEND_FAILED);
+ }
- if ((fp = fopen(filename, "rb")) == NULL)
+ filestats.st_size *= manual_copies;
+ }
+ else
{
- httpAddrFreeList(addrlist);
- close(fd);
+ /*
+ * Use a "very large value" for the size so that the printer will
+ * keep printing until we close the connection...
+ */
- perror("ERROR: unable to open print file for reading");
- return (CUPS_BACKEND_FAILED);
+#ifdef _LARGEFILE_SOURCE
+ filestats.st_size = (size_t)(999999999999.0);
+#else
+ filestats.st_size = 2147483647;
+#endif /* _LARGEFILE_SOURCE */
}
/*
return (CUPS_BACKEND_FAILED);
}
- fprintf(stderr, "INFO: Sending control file (%u bytes)\n",
+ fprintf(stderr, _("INFO: Sending control file (%u bytes)\n"),
(unsigned)strlen(control));
if (lpd_write(fd, control, strlen(control) + 1) < (strlen(control) + 1))
if (read(fd, &status, 1) < 1)
{
- fprintf(stderr, "WARNING: Remote host did not respond with control "
- "status byte after %d seconds!\n", timeout);
+ fprintf(stderr,
+ _("WARNING: Remote host did not respond with control "
+ "status byte after %d seconds!\n"), timeout);
status = errno;
}
}
if (status != 0)
- fprintf(stderr, "ERROR: Remote host did not accept control file (%d)\n",
+ fprintf(stderr,
+ _("ERROR: Remote host did not accept control file (%d)\n"),
status);
else
- fputs("INFO: Control file sent successfully\n", stderr);
+ fputs(_("INFO: Control file sent successfully\n"), stderr);
}
else
status = 0;
return (CUPS_BACKEND_FAILED);
}
- fprintf(stderr, "INFO: Sending data file (" CUPS_LLFMT " bytes)\n",
+ fprintf(stderr,
+#ifdef HAVE_LONG_LONG
+ _("INFO: Sending data file (%lld bytes)\n"),
+#else
+ _("INFO: Sending data file (%ld bytes)\n"),
+#endif /* HAVE_LONG_LONG */
CUPS_LLCAST filestats.st_size);
tbytes = 0;
for (copy = 0; copy < manual_copies; copy ++)
{
- rewind(fp);
+ lseek(print_fd, 0, SEEK_SET);
- while ((nbytes = fread(buffer, 1, sizeof(buffer), fp)) > 0)
+ while ((nbytes = read(print_fd, buffer, sizeof(buffer))) > 0)
{
- fprintf(stderr, "INFO: Spooling LPR job, %.0f%% complete...\n",
+ fprintf(stderr, _("INFO: Spooling LPR job, %.0f%% complete...\n"),
100.0 * tbytes / filestats.st_size);
if (lpd_write(fd, buffer, nbytes) < nbytes)
}
}
- if (tbytes < filestats.st_size)
- status = errno;
- else if (lpd_write(fd, "", 1) < 1)
- {
- perror("ERROR: Unable to send trailing nul to printer");
- status = errno;
- }
- else
+ if (mode == MODE_STANDARD)
{
- /*
- * Read the status byte from the printer; if we can't read the byte
- * back now, we should set status to "errno", however at this point
- * we know the printer got the whole file and we don't necessarily
- * want to requeue it over and over...
- */
+ if (tbytes < filestats.st_size)
+ status = errno;
+ else if (lpd_write(fd, "", 1) < 1)
+ {
+ perror("ERROR: Unable to send trailing nul to printer");
+ status = errno;
+ }
+ else
+ {
+ /*
+ * Read the status byte from the printer; if we can't read the byte
+ * back now, we should set status to "errno", however at this point
+ * we know the printer got the whole file and we don't necessarily
+ * want to requeue it over and over...
+ */
- alarm(timeout);
+ alarm(timeout);
- if (recv(fd, &status, 1, 0) < 1)
- {
- fprintf(stderr, "WARNING: Remote host did not respond with data "
- "status byte after %d seconds!\n", timeout);
- status = 0;
- }
+ if (recv(fd, &status, 1, 0) < 1)
+ {
+ fprintf(stderr,
+ _("WARNING: Remote host did not respond with data "
+ "status byte after %d seconds!\n"), timeout);
+ status = 0;
+ }
- alarm(0);
+ alarm(0);
+ }
}
+ else
+ status = 0;
if (status != 0)
- fprintf(stderr, "ERROR: Remote host did not accept data file (%d)\n",
+ fprintf(stderr, _("ERROR: Remote host did not accept data file (%d)\n"),
status);
else
- fputs("INFO: Data file sent successfully\n", stderr);
+ fputs(_("INFO: Data file sent successfully\n"), stderr);
}
if (status == 0 && order == ORDER_DATA_CONTROL)
return (CUPS_BACKEND_FAILED);
}
- fprintf(stderr, "INFO: Sending control file (%lu bytes)\n",
+ fprintf(stderr, _("INFO: Sending control file (%lu bytes)\n"),
(unsigned long)strlen(control));
if (lpd_write(fd, control, strlen(control) + 1) < (strlen(control) + 1))
if (read(fd, &status, 1) < 1)
{
- fprintf(stderr, "WARNING: Remote host did not respond with control "
- "status byte after %d seconds!\n", timeout);
+ fprintf(stderr,
+ _("WARNING: Remote host did not respond with control "
+ "status byte after %d seconds!\n"), timeout);
status = errno;
}
}
if (status != 0)
- fprintf(stderr, "ERROR: Remote host did not accept control file (%d)\n",
+ fprintf(stderr,
+ _("ERROR: Remote host did not accept control file (%d)\n"),
status);
else
- fputs("INFO: Control file sent successfully\n", stderr);
+ fputs(_("INFO: Control file sent successfully\n"), stderr);
}
/*
*/
close(fd);
- fclose(fp);
if (status == 0)
{
/*
- * End of "$Id: lpd.c 5886 2006-08-24 19:53:17Z mike $".
+ * End of "$Id: lpd.c 6649 2007-07-11 21:46:42Z mike $".
*/
projects / thirdparty / cups.git / blobdiff