/*
- * "$Id: cups-lpd.c 6781 2007-08-08 21:09:31Z mike $"
+ * Line Printer Daemon interface for CUPS.
*
- * Line Printer Daemon interface for the Common UNIX Printing System (CUPS).
+ * Copyright 2007-2016 by Apple Inc.
+ * Copyright 1997-2006 by Easy Software Products, all rights reserved.
*
- * Copyright 2007-2008 by Apple Inc.
- * Copyright 1997-2006 by Easy Software Products, all rights reserved.
- *
- * These coded instructions, statements, and computer programs are the
- * property of Apple Inc. and are protected by Federal copyright
- * law. Distribution and use rights are outlined in the file "LICENSE.txt"
- * which should have been included with this file. If this file is
- * file is missing or damaged, see the license at "http://www.cups.org/".
- *
- * Contents:
- *
- * main() - Process an incoming LPD request...
- * create_job() - Create a new print job.
- * get_printer() - Get the named printer and its options.
- * print_file() - Add a file to the current job.
- * recv_print_job() - Receive a print job from the client.
- * remove_jobs() - Cancel one or more jobs.
- * send_state() - Send the queue state.
- * smart_gets() - Get a line of text, removing the trailing CR and/or LF.
+ * Licensed under Apache License v2.0. See the file "LICENSE" for more information.
*/
/*
* Include necessary headers...
*/
-#include <cups/http-private.h>
-#include <cups/cups.h>
-#include <cups/string.h>
-#include <cups/language.h>
-#include <stdlib.h>
-#include <errno.h>
+#define _CUPS_NO_DEPRECATED
+#include <cups/cups-private.h>
#include <syslog.h>
-#include <ctype.h>
#include <unistd.h>
#include <fcntl.h>
-
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif /* HAVE_INTTYPES_H */
-
-#ifdef HAVE_COREFOUNDATION_H
-# include <CoreFoundation/CoreFoundation.h>
-#endif /* HAVE_COREFOUNDATION_H */
-#ifdef HAVE_CFPRIV_H
-# include <CoreFoundation/CFPriv.h>
-#endif /* HAVE_CFPRIV_H */
+#ifdef __APPLE__
+# include <xpc/xpc.h>
+#endif /* __APPLE__ */
/*
* Prototypes...
*/
-static int create_job(http_t *http, const char *dest, const char *title,
- const char *user, int num_options,
- cups_option_t *options);
+static int create_job(http_t *http, const char *dest, const char *title, const char *user, int num_options, cups_option_t *options);
static int get_printer(http_t *http, const char *name, char *dest,
- int destsize, cups_option_t **options,
+ size_t destsize, cups_option_t **options,
int *accepting, int *shared, ipp_pstate_t *state);
static int print_file(http_t *http, int id, const char *filename,
const char *docname, const char *user,
static int send_state(const char *name, const char *list,
int longstatus);
static char *smart_gets(char *s, int len, FILE *fp);
+static void smart_strlcpy(char *dst, const char *src, size_t dstsize);
/*
int hostlookups; /* Do hostname lookups? */
+#ifdef __APPLE__
+ xpc_transaction_begin();
+#endif /* __APPLE__ */
+
/*
* Don't buffer the output...
*/
{
switch (argv[i][1])
{
+ case 'h' : /* -h hostname[:port] */
+ if (argv[i][2])
+ cupsSetServer(argv[i] + 2);
+ else
+ {
+ i ++;
+ if (i < argc)
+ cupsSetServer(argv[i]);
+ else
+ syslog(LOG_WARNING, "Expected hostname string after -h option!");
+ }
+ break;
+
case 'o' : /* Option */
if (argv[i][2])
num_defaults = cupsParseOptions(argv[i] + 2, num_defaults,
if (getpeername(0, (struct sockaddr *)&hostaddr, &hostlen))
{
syslog(LOG_WARNING, "Unable to get client address - %s", strerror(errno));
- strcpy(hostname, "unknown");
+ strlcpy(hostname, "unknown", sizeof(hostname));
}
else
{
syslog(LOG_ERR, "Unable to get command line from client!");
putchar(1);
+
+#ifdef __APPLE__
+ xpc_transaction_end();
+#endif /* __APPLE__ */
+
return (1);
}
* resource list, and/or user name.
*/
- command = line[0];
- dest = line + 1;
+ if ((command = line[0]) == '\0')
+ dest = line;
+ else
+ dest = line + 1;
if (command == 0x02)
list = NULL;
else
{
- for (list = dest + 1; *list && !isspace(*list & 255); list ++);
+ for (list = dest; *list && !isspace(*list & 255); list ++);
while (isspace(*list & 255))
*list++ = '\0';
syslog(LOG_INFO, "Receive print job for %s", dest);
/* recv_print_job() sends initial status byte */
- status = recv_print_job(dest, num_defaults, defaults);
+ status = (char)recv_print_job(dest, num_defaults, defaults);
break;
case 0x03 : /* Send queue state (short) */
syslog(LOG_INFO, "Send queue state (short) for %s %s", dest, list);
/* no status byte for this command */
- status = send_state(dest, list, 0);
+ status = (char)send_state(dest, list, 0);
break;
case 0x04 : /* Send queue state (long) */
syslog(LOG_INFO, "Send queue state (long) for %s %s", dest, list);
/* no status byte for this command */
- status = send_state(dest, list, 1);
+ status = (char)send_state(dest, list, 1);
break;
case 0x05 : /* Remove jobs */
- /*
- * Grab the agent and skip to the list of users and/or jobs.
- */
+ if (list)
+ {
+ /*
+ * Grab the agent and skip to the list of users and/or jobs.
+ */
- agent = list;
+ agent = list;
- for (; *list && !isspace(*list & 255); list ++);
- while (isspace(*list & 255))
- *list++ = '\0';
+ for (; *list && !isspace(*list & 255); list ++);
+ while (isspace(*list & 255))
+ *list++ = '\0';
- syslog(LOG_INFO, "Remove jobs %s on %s by %s", list, dest, agent);
+ syslog(LOG_INFO, "Remove jobs %s on %s by %s", list, dest, agent);
- status = remove_jobs(dest, agent, list);
+ status = (char)remove_jobs(dest, agent, list);
+ }
+ else
+ status = 1;
putchar(status);
break;
syslog(LOG_INFO, "Closing connection");
closelog();
+#ifdef __APPLE__
+ xpc_transaction_end();
+#endif /* __APPLE__ */
+
return (status);
}
create_job(http_t *http, /* I - HTTP connection */
const char *dest, /* I - Destination name */
const char *title, /* I - job-name */
- const char *user, /* I - requesting-user-name */
+ const char *user, /* I - requesting-user-name */
int num_options, /* I - Number of options for job */
cups_option_t *options) /* I - Options for job */
{
* Setup the Create-Job request...
*/
- request = ippNewRequest(IPP_CREATE_JOB);
+ request = ippNewRequest(IPP_OP_CREATE_JOB);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", 0, "/printers/%s", dest);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
- if (title)
+ if (title[0])
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name",
NULL, title);
response = cupsDoRequest(http, request, uri);
- if (!response || cupsLastError() > IPP_OK_CONFLICT)
+ if (!response || cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
syslog(LOG_ERR, "Unable to create job - %s", cupsLastErrorString());
get_printer(http_t *http, /* I - HTTP connection */
const char *name, /* I - Printer name from request */
char *dest, /* I - Destination buffer */
- int destsize, /* I - Size of destination buffer */
+ size_t destsize, /* I - Size of destination buffer */
cups_option_t **options, /* O - Printer options */
int *accepting, /* O - printer-is-accepting-jobs value */
int *shared, /* O - printer-is-shared value */
if (shared)
*shared = 0;
if (state)
- *state = IPP_PRINTER_STOPPED;
+ *state = IPP_PSTATE_STOPPED;
if (options)
*options = NULL;
* Setup the Get-Printer-Attributes request...
*/
- request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);
+ request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", 0, "/printers/%s", dest);
response = cupsDoRequest(http, request, "/");
- if (!response || cupsLastError() > IPP_OK_CONFLICT)
+ if (!response || cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
/*
* If we can't find the printer by name, look up the printer-name
* Setup the CUPS-Get-Printers request...
*/
- request = ippNewRequest(CUPS_GET_PRINTERS);
+ request = ippNewRequest(IPP_OP_CUPS_GET_PRINTERS);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes",
response = cupsDoRequest(http, request, "/");
- if (!response || cupsLastError() > IPP_OK_CONFLICT)
+ if (!response || cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
syslog(LOG_ERR, "Unable to get list of printers - %s",
cupsLastErrorString());
}
if (info_attr && name_attr &&
- !strcasecmp(name, info_attr->values[0].string.text))
+ !_cups_strcasecmp(name, info_attr->values[0].string.text))
{
/*
* Found a match, use this one!
ippDelete(response);
}
- /*
- * Override shared value for LPD using system-specific APIs...
- */
-
-#ifdef HAVE_CFPRIV_H /* MacOS X */
- if (shared && *shared)
- {
- CFURLRef prefsurl; /* URL for preferences file */
- CFDataRef xmldata; /* XML data from preferences file */
- CFPropertyListRef plist; /* Property list from XML data */
- CFStringRef queueid; /* CFString of destination name */
- CFArrayRef lprqarray; /* Array of shared "LPR" printers */
- CFBooleanRef serverflag; /* State of the print service */
- static const char printerprefsfile[] =
- "/Library/Preferences/com.apple.printservice.plist";
- /* Preferences file */
-
-
- /*
- * See if we are running on MacOS X Server...
- */
-
- CFDictionaryRef versdict = _CFCopyServerVersionDictionary();
-
- if (versdict)
- {
- /*
- * Yes, use the LPR sharing preference...
- */
-
- CFRelease(versdict);
-
- *shared = 0;
-
- prefsurl = CFURLCreateFromFileSystemRepresentation(
- kCFAllocatorDefault,
- (const UInt8 *)printerprefsfile,
- (CFIndex)strlen(printerprefsfile),
- false);
- if (prefsurl)
- {
- if (CFURLCreateDataAndPropertiesFromResource(kCFAllocatorDefault,
- prefsurl, &xmldata, NULL,
- NULL, NULL))
- {
- plist = CFPropertyListCreateFromXMLData(kCFAllocatorDefault, xmldata,
- kCFPropertyListImmutable,
- NULL);
- if (plist)
- {
- serverflag = (CFBooleanRef)CFDictionaryGetValue(
- (CFDictionaryRef)plist,
- CFSTR("serviceState"));
-
- if (serverflag && CFBooleanGetValue(serverflag))
- {
- lprqarray = (CFArrayRef)CFDictionaryGetValue(
- (CFDictionaryRef)plist,
- CFSTR("lprSharedQueues"));
-
- if (lprqarray)
- {
- queueid = CFStringCreateWithCString(CFAllocatorGetDefault(),
- dest,
- kCFStringEncodingUTF8);
-
- if (queueid)
- {
- *shared = CFArrayContainsValue(lprqarray,
- CFRangeMake(0,
- CFArrayGetCount(lprqarray)),
- queueid);
-
- CFRelease(queueid);
- }
- }
- }
-
- CFRelease(plist);
- }
-
- CFRelease(xmldata);
- }
-
- CFRelease(prefsurl);
- }
-
- if (!shared)
- syslog(LOG_ERR, "Warning - Print Service sharing disabled for LPD "
- "on queue: %s", name);
- }
- }
-#endif /* HAVE_CFPRIV_H */
-
/*
* Next look for the printer in the lpoptions file...
*/
* Make sure we have "Dest name options" or "Default name options"...
*/
- if ((strcasecmp(line, "Dest") && strcasecmp(line, "Default")) || !value)
+ if ((_cups_strcasecmp(line, "Dest") && _cups_strcasecmp(line, "Default")) || !value)
continue;
/*
* the loop - we're done!
*/
- if (!strcasecmp(value, name))
+ if (!_cups_strcasecmp(value, name))
{
num_options = cupsParseOptions(optptr, num_options, options);
break;
* Setup the Send-Document request...
*/
- request = ippNewRequest(IPP_SEND_DOCUMENT);
+ request = ippNewRequest(IPP_OP_SEND_DOCUMENT);
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", id);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_MIMETYPE,
"document-format", NULL, format);
- if (last)
- ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", 1);
+ ippAddBoolean(request, IPP_TAG_OPERATION, "last-document", (char)last);
/*
* Do the request...
ippDelete(cupsDoFileRequest(http, request, uri, filename));
- if (cupsLastError() > IPP_OK_CONFLICT)
+ if (cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
syslog(LOG_ERR, "Unable to send document - %s", cupsLastErrorString());
int fd; /* Temporary file */
FILE *fp; /* File pointer */
char filename[1024]; /* Temporary filename */
- int bytes; /* Bytes received */
+ ssize_t bytes; /* Bytes received */
+ size_t total; /* Total bytes */
char line[256], /* Line from file/stdin */
command, /* Command from line */
*count, /* Number of bytes */
* Connect to the server...
*/
- http = httpConnectEncrypt(cupsServer(), ippPort(), cupsEncryption());
+ http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC, cupsEncryption(), 1, 30000, NULL);
if (!http)
{
syslog(LOG_ERR, "Unable to connect to server: %s", strerror(errno));
break;
}
- strcpy(filename, control);
+ strlcpy(filename, control, sizeof(filename));
}
break;
break;
}
- strcpy(filename, temp[num_data]);
+ strlcpy(filename, temp[num_data], sizeof(filename));
num_data ++;
break;
* Copy the data or control file from the client...
*/
- for (i = atoi(count); i > 0; i -= bytes)
+ for (total = (size_t)strtoll(count, NULL, 10); total > 0; total -= (size_t)bytes)
{
- if (i > sizeof(line))
- bytes = sizeof(line);
+ if (total > sizeof(line))
+ bytes = (ssize_t)sizeof(line);
else
- bytes = i;
+ bytes = (ssize_t)total;
- if ((bytes = fread(line, 1, bytes, stdin)) > 0)
- bytes = write(fd, line, bytes);
+ if ((bytes = (ssize_t)fread(line, 1, (size_t)bytes, stdin)) > 0)
+ bytes = write(fd, line, (size_t)bytes);
if (bytes < 1)
{
* Grab the job information...
*/
- title[0] = '\0';
- user[0] = '\0';
- doccount = 0;
+ title[0] = '\0';
+ user[0] = '\0';
+ docname[0] = '\0';
+ doccount = 0;
while (smart_gets(line, sizeof(line), fp) != NULL)
{
switch (line[0])
{
case 'J' : /* Job name */
- strlcpy(title, line + 1, sizeof(title));
+ smart_strlcpy(title, line + 1, sizeof(title));
break;
+ case 'N' : /* Document name */
+ smart_strlcpy(docname, line + 1, sizeof(docname));
+ break;
+
case 'P' : /* User identification */
- strlcpy(user, line + 1, sizeof(user));
+ smart_strlcpy(user, line + 1, sizeof(user));
break;
case 'L' : /* Print banner page */
{
syslog(LOG_WARNING, "No username specified by client! "
"Using \"anonymous\"...");
- strcpy(user, "anonymous");
+ strlcpy(user, "anonymous", sizeof(user));
}
/*
switch (line[0])
{
case 'N' : /* Document name */
- strlcpy(docname, line + 1, sizeof(docname));
+ smart_strlcpy(docname, line + 1, sizeof(docname));
break;
case 'c' : /* Plot CIF file */
* Try connecting to the local server...
*/
- if ((http = httpConnectEncrypt(cupsServer(), ippPort(),
- cupsEncryption())) == NULL)
+ if ((http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC, cupsEncryption(), 1, 30000, NULL)) == NULL)
{
syslog(LOG_ERR, "Unable to connect to server %s: %s", cupsServer(),
strerror(errno));
list ++;
/*
- * Build an IPP_CANCEL_JOB request, which requires the following
+ * Build an IPP_OP_CANCEL_JOB request, which requires the following
* attributes:
*
* attributes-charset
* requesting-user-name
*/
- request = ippNewRequest(IPP_CANCEL_JOB);
+ request = ippNewRequest(IPP_OP_CANCEL_JOB);
sprintf(uri, "ipp://localhost/jobs/%d", id);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri", NULL, uri);
ippDelete(cupsDoRequest(http, request, "/jobs"));
- if (cupsLastError() > IPP_OK_CONFLICT)
+ if (cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
syslog(LOG_WARNING, "Cancel of job ID %d failed: %s\n", id,
cupsLastErrorString());
* Try connecting to the local server...
*/
- if ((http = httpConnectEncrypt(cupsServer(), ippPort(),
- cupsEncryption())) == NULL)
+ if ((http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC, cupsEncryption(), 1, 30000, NULL)) == NULL)
{
syslog(LOG_ERR, "Unable to connect to server %s: %s", cupsServer(),
strerror(errno));
switch (state)
{
- case IPP_PRINTER_IDLE :
+ case IPP_PSTATE_IDLE :
printf("%s is ready\n", dest);
break;
- case IPP_PRINTER_PROCESSING :
+ case IPP_PSTATE_PROCESSING :
printf("%s is ready and printing\n", dest);
break;
- case IPP_PRINTER_STOPPED :
+ case IPP_PSTATE_STOPPED :
printf("%s is not ready\n", dest);
break;
}
/*
- * Build an IPP_GET_JOBS or IPP_GET_JOB_ATTRIBUTES request, which requires
+ * Build an IPP_OP_GET_JOBS or IPP_OP_GET_JOB_ATTRIBUTES request, which requires
* the following attributes:
*
* attributes-charset
id = atoi(list);
- request = ippNewRequest(id ? IPP_GET_JOB_ATTRIBUTES : IPP_GET_JOBS);
+ request = ippNewRequest(id ? IPP_OP_GET_JOB_ATTRIBUTES : IPP_OP_GET_JOBS);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", 0, "/printers/%s", dest);
jobcount = 0;
response = cupsDoRequest(http, request, "/");
- if (cupsLastError() > IPP_OK_CONFLICT)
+ if (cupsLastError() > IPP_STATUS_OK_CONFLICTING)
{
printf("get-jobs failed: %s\n", cupsLastErrorString());
ippDelete(response);
jobid = 0;
jobsize = 0;
- jobstate = IPP_JOB_PENDING;
+ jobstate = IPP_JSTATE_PENDING;
jobname = "untitled";
jobuser = NULL;
jobdest = NULL;
* Display the job...
*/
- if (jobstate == IPP_JOB_PROCESSING)
- strcpy(rankstr, "active");
+ if (jobstate == IPP_JSTATE_PROCESSING)
+ strlcpy(rankstr, "active", sizeof(rankstr));
else
{
snprintf(rankstr, sizeof(rankstr), "%d%s", rank, ranks[rank % 10]);
break;
}
else if (ptr < end)
- *ptr++ = ch;
+ *ptr++ = (char)ch;
}
*ptr = '\0';
/*
- * End of "$Id: cups-lpd.c 6781 2007-08-08 21:09:31Z mike $".
+ * 'smart_strlcpy()' - Copy a string and convert from ISO-8859-1 to UTF-8 as needed.
*/
+
+static void
+smart_strlcpy(char *dst, /* I - Output buffer */
+ const char *src, /* I - Input string */
+ size_t dstsize) /* I - Size of output buffer */
+{
+ const unsigned char *srcptr; /* Pointer into input string */
+ unsigned char *dstptr, /* Pointer into output buffer */
+ *dstend; /* End of output buffer */
+ int saw_8859 = 0; /* Saw an extended character that was not UTF-8? */
+
+
+ for (srcptr = (unsigned char *)src, dstptr = (unsigned char *)dst, dstend = dstptr + dstsize - 1; *srcptr;)
+ {
+ if (*srcptr < 0x80)
+ *dstptr++ = *srcptr++; /* ASCII */
+ else if (saw_8859)
+ {
+ /*
+ * Map ISO-8859-1 (most likely character set for legacy LPD clients) to
+ * UTF-8...
+ */
+
+ if (dstptr > (dstend - 2))
+ break;
+
+ *dstptr++ = 0xc0 | (*srcptr >> 6);
+ *dstptr++ = 0x80 | (*srcptr++ & 0x3f);
+ }
+ else if ((*srcptr & 0xe0) == 0xc0 && (srcptr[1] & 0xc0) == 0x80)
+ {
+ /*
+ * 2-byte UTF-8 sequence...
+ */
+
+ if (dstptr > (dstend - 2))
+ break;
+
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ }
+ else if ((*srcptr & 0xf0) == 0xe0 && (srcptr[1] & 0xc0) == 0x80 && (srcptr[2] & 0xc0) == 0x80)
+ {
+ /*
+ * 3-byte UTF-8 sequence...
+ */
+
+ if (dstptr > (dstend - 3))
+ break;
+
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ }
+ else if ((*srcptr & 0xf8) == 0xf0 && (srcptr[1] & 0xc0) == 0x80 && (srcptr[2] & 0xc0) == 0x80 && (srcptr[3] & 0xc0) == 0x80)
+ {
+ /*
+ * 4-byte UTF-8 sequence...
+ */
+
+ if (dstptr > (dstend - 4))
+ break;
+
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ *dstptr++ = *srcptr++;
+ }
+ else
+ {
+ /*
+ * Bad UTF-8 sequence, this must be an ISO-8859-1 string...
+ */
+
+ saw_8859 = 1;
+
+ if (dstptr > (dstend - 2))
+ break;
+
+ *dstptr++ = 0xc0 | (*srcptr >> 6);
+ *dstptr++ = 0x80 | (*srcptr++ & 0x3f);
+ }
+ }
+
+ *dstptr = '\0';
+}