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ef416fc2 | 1 | /* |
b19ccc9e | 2 | * "$Id: usb-darwin.c 7953 2008-09-17 01:43:19Z mike $" |
09a101d6 | 3 | * |
bf3816c7 | 4 | * Copyright 2005-2009 Apple Inc. All rights reserved. |
09a101d6 | 5 | * |
6 | * IMPORTANT: This Apple software is supplied to you by Apple Computer, | |
7 | * Inc. ("Apple") in consideration of your agreement to the following | |
8 | * terms, and your use, installation, modification or redistribution of | |
9 | * this Apple software constitutes acceptance of these terms. If you do | |
10 | * not agree with these terms, please do not use, install, modify or | |
11 | * redistribute this Apple software. | |
12 | * | |
13 | * In consideration of your agreement to abide by the following terms, and | |
14 | * subject to these terms, Apple grants you a personal, non-exclusive | |
15 | * license, under Apple's copyrights in this original Apple software (the | |
16 | * "Apple Software"), to use, reproduce, modify and redistribute the Apple | |
17 | * Software, with or without modifications, in source and/or binary forms; | |
18 | * provided that if you redistribute the Apple Software in its entirety and | |
19 | * without modifications, you must retain this notice and the following | |
20 | * text and disclaimers in all such redistributions of the Apple Software. | |
21 | * Neither the name, trademarks, service marks or logos of Apple Computer, | |
22 | * Inc. may be used to endorse or promote products derived from the Apple | |
23 | * Software without specific prior written permission from Apple. Except | |
24 | * as expressly stated in this notice, no other rights or licenses, express | |
25 | * or implied, are granted by Apple herein, including but not limited to | |
26 | * any patent rights that may be infringed by your derivative works or by | |
27 | * other works in which the Apple Software may be incorporated. | |
28 | * | |
29 | * The Apple Software is provided by Apple on an "AS IS" basis. APPLE | |
30 | * MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION | |
31 | * THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS | |
32 | * FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND | |
33 | * OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. | |
34 | * | |
35 | * IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL | |
36 | * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
37 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
38 | * INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, | |
39 | * MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED | |
40 | * AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), | |
41 | * STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE | |
42 | * POSSIBILITY OF SUCH DAMAGE. | |
43 | * | |
44 | * Contents: | |
45 | * | |
46 | * list_devices() - List all USB devices. | |
47 | * print_device() - Print a file to a USB device. | |
48 | * sidechannel_thread() - Thread to handle side-channel requests. | |
49 | * read_thread() - Thread to read the backchannel data on. | |
50 | * list_device_cb() - list_device iterator callback. | |
51 | * find_device_cb() - print_device iterator callback. | |
52 | * status_timer_cb() - Status timer callback. | |
53 | * iterate_printers() - Iterate over all the printers. | |
54 | * device_added() - Device added notifier. | |
55 | * copy_deviceinfo() - Copy strings from the 1284 device ID. | |
56 | * release_deviceinfo() - Release deviceinfo strings. | |
57 | * load_classdriver() - Load a classdriver. | |
58 | * unload_classdriver() - Unload a classdriver. | |
59 | * load_printerdriver() - Load vendor's classdriver. | |
60 | * registry_open() - Open a connection to the printer. | |
61 | * registry_close() - Close the connection to the printer. | |
62 | * copy_deviceid() - Copy the 1284 device id string. | |
63 | * copy_devicestring() - Copy the 1284 device id string. | |
64 | * copy_value_for_key() - Copy value string associated with a key. | |
65 | * cfstr_create_trim() - Create CFString and trim whitespace characters. | |
66 | * parse_options() - Parse uri options. | |
67 | * setup_cfLanguage() - Create AppleLanguages array from LANG environment var. | |
749b1e90 | 68 | * run_legacy_backend() - Re-exec backend as ppc or i386. |
09a101d6 | 69 | * sigterm_handler() - SIGTERM handler. |
70 | * next_line() - Find the next line in a buffer. | |
71 | * parse_pserror() - Scan the backchannel data for postscript errors. | |
72 | * get_device_id() - Return IEEE-1284 device ID. | |
73 | */ | |
ef416fc2 | 74 | |
75 | /* | |
09a101d6 | 76 | * Include necessary headers. |
ef416fc2 | 77 | */ |
09a101d6 | 78 | |
ef416fc2 | 79 | #include <stdio.h> |
80 | #include <stdlib.h> | |
81 | #include <errno.h> | |
82 | #include <signal.h> | |
83 | #include <fcntl.h> | |
84 | #include <termios.h> | |
85 | #include <unistd.h> | |
ac884b6a | 86 | #include <sys/stat.h> |
e53920b9 | 87 | #include <sys/sysctl.h> |
88 | #include <libgen.h> | |
09a101d6 | 89 | #include <mach/mach.h> |
e53920b9 | 90 | #include <mach/mach_error.h> |
91 | #include <mach/mach_time.h> | |
92 | #include <cups/debug.h> | |
f7deaa1a | 93 | #include <cups/sidechannel.h> |
323c5de1 | 94 | #include <cups/i18n.h> |
db0bd74a | 95 | #include "backend-private.h" |
ef416fc2 | 96 | |
e53920b9 | 97 | #include <CoreFoundation/CoreFoundation.h> |
98 | #include <IOKit/usb/IOUSBLib.h> | |
99 | #include <IOKit/IOCFPlugIn.h> | |
ef416fc2 | 100 | |
749b1e90 | 101 | #include <spawn.h> |
e53920b9 | 102 | #include <pthread.h> |
ef416fc2 | 103 | |
749b1e90 MS |
104 | extern char **environ; |
105 | ||
f7deaa1a | 106 | |
acb056cb MS |
107 | /* |
108 | * DEBUG_WRITES, if defined, causes the backend to write data to the printer in | |
109 | * 512 byte increments, up to 8192 bytes, to make debugging with a USB bus | |
110 | * analyzer easier. | |
111 | */ | |
112 | ||
113 | #define DEBUG_WRITES 0 | |
114 | ||
09a101d6 | 115 | /* |
116 | * WAIT_EOF_DELAY is number of seconds we'll wait for responses from | |
117 | * the printer after we've finished sending all the data | |
ef416fc2 | 118 | */ |
09a101d6 | 119 | #define WAIT_EOF_DELAY 7 |
bc44d920 | 120 | #define WAIT_SIDE_DELAY 3 |
7dfedb92 | 121 | #define DEFAULT_TIMEOUT 5000L |
ef416fc2 | 122 | |
e53920b9 | 123 | #define USB_INTERFACE_KIND CFUUIDGetUUIDBytes(kIOUSBInterfaceInterfaceID190) |
124 | #define kUSBLanguageEnglish 0x409 | |
ef416fc2 | 125 | |
09a101d6 | 126 | #define PRINTER_POLLING_INTERVAL 5 /* seconds */ |
127 | #define INITIAL_LOG_INTERVAL PRINTER_POLLING_INTERVAL | |
128 | #define SUBSEQUENT_LOG_INTERVAL 3 * INITIAL_LOG_INTERVAL | |
ef416fc2 | 129 | |
09a101d6 | 130 | #define kUSBPrinterClassTypeID CFUUIDGetConstantUUIDWithBytes(NULL, 0x06, 0x04, 0x7D, 0x16, 0x53, 0xA2, 0x11, 0xD6, 0x92, 0x06, 0x00, 0x30, 0x65, 0x52, 0x45, 0x92) |
131 | #define kUSBPrinterClassInterfaceID CFUUIDGetConstantUUIDWithBytes(NULL, 0x03, 0x34, 0x6D, 0x74, 0x53, 0xA3, 0x11, 0xD6, 0x9E, 0xA1, 0x76, 0x30, 0x65, 0x52, 0x45, 0x92) | |
ef416fc2 | 132 | |
133 | #define kUSBClassDriverProperty CFSTR("USB Printing Class") | |
ef416fc2 | 134 | |
e53920b9 | 135 | #define kUSBGenericTOPrinterClassDriver CFSTR("/System/Library/Printers/Libraries/USBGenericTOPrintingClass.plugin") |
136 | #define kUSBPrinterClassDeviceNotOpen -9664 /*kPMInvalidIOMContext*/ | |
ef416fc2 | 137 | |
ef416fc2 | 138 | |
e53920b9 | 139 | /* |
140 | * Section 5.3 USB Printing Class spec | |
141 | */ | |
142 | #define kUSBPrintingSubclass 1 | |
143 | #define kUSBPrintingProtocolNoOpen 0 | |
144 | #define kUSBPrintingProtocolUnidirectional 1 | |
145 | #define kUSBPrintingProtocolBidirectional 2 | |
146 | ||
147 | typedef IOUSBInterfaceInterface190 **printer_interface_t; | |
ef416fc2 | 148 | |
09a101d6 | 149 | typedef struct iodevice_request_s /**** Device request ****/ |
ef416fc2 | 150 | { |
09a101d6 | 151 | UInt8 requestType; |
e53920b9 | 152 | UInt8 request; |
153 | UInt16 value; | |
154 | UInt16 index; | |
155 | UInt16 length; | |
09a101d6 | 156 | void *buffer; |
e53920b9 | 157 | } iodevice_request_t; |
158 | ||
09a101d6 | 159 | typedef union /**** Centronics status byte ****/ |
160 | { | |
e53920b9 | 161 | char b; |
09a101d6 | 162 | struct |
163 | { | |
e53920b9 | 164 | unsigned reserved0:2; |
165 | unsigned paperError:1; | |
166 | unsigned select:1; | |
167 | unsigned notError:1; | |
168 | unsigned reserved1:3; | |
169 | } status; | |
170 | } centronics_status_t; | |
171 | ||
09a101d6 | 172 | typedef struct classdriver_s /**** g.classdriver context ****/ |
ef416fc2 | 173 | { |
174 | IUNKNOWN_C_GUTS; | |
e53920b9 | 175 | CFPlugInRef plugin; /* release plugin */ |
176 | IUnknownVTbl **factory; /* Factory */ | |
177 | void *vendorReference; /* vendor class specific usage */ | |
178 | UInt32 location; /* unique location in bus topology */ | |
179 | UInt8 interfaceNumber; /* Interface number */ | |
180 | UInt16 vendorID; /* Vendor id */ | |
181 | UInt16 productID; /* Product id */ | |
182 | printer_interface_t interface; /* identify the device to IOKit */ | |
183 | UInt8 outpipe; /* mandatory bulkOut pipe */ | |
184 | UInt8 inpipe; /* optional bulkIn pipe */ | |
ef416fc2 | 185 | |
e53920b9 | 186 | /* general class requests */ |
09a101d6 | 187 | kern_return_t (*DeviceRequest)(struct classdriver_s **printer, iodevice_request_t *iorequest, UInt16 timeout); |
188 | kern_return_t (*GetString)(struct classdriver_s **printer, UInt8 whichString, UInt16 language, UInt16 timeout, CFStringRef *result); | |
ef416fc2 | 189 | |
e53920b9 | 190 | /* standard printer class requests */ |
09a101d6 | 191 | kern_return_t (*SoftReset)(struct classdriver_s **printer, UInt16 timeout); |
192 | kern_return_t (*GetCentronicsStatus)(struct classdriver_s **printer, centronics_status_t *result, UInt16 timeout); | |
193 | kern_return_t (*GetDeviceID)(struct classdriver_s **printer, CFStringRef *devid, UInt16 timeout); | |
ef416fc2 | 194 | |
e53920b9 | 195 | /* standard bulk device requests */ |
09a101d6 | 196 | kern_return_t (*ReadPipe)(struct classdriver_s **printer, UInt8 *buffer, UInt32 *count); |
197 | kern_return_t (*WritePipe)(struct classdriver_s **printer, UInt8 *buffer, UInt32 *count, Boolean eoj); | |
ef416fc2 | 198 | |
e53920b9 | 199 | /* interface requests */ |
09a101d6 | 200 | kern_return_t (*Open)(struct classdriver_s **printer, UInt32 location, UInt8 protocol); |
201 | kern_return_t (*Abort)(struct classdriver_s **printer); | |
202 | kern_return_t (*Close)(struct classdriver_s **printer); | |
ef416fc2 | 203 | |
e53920b9 | 204 | /* initialize and terminate */ |
09a101d6 | 205 | kern_return_t (*Initialize)(struct classdriver_s **printer, struct classdriver_s **baseclass); |
206 | kern_return_t (*Terminate)(struct classdriver_s **printer); | |
ef416fc2 | 207 | |
09a101d6 | 208 | } classdriver_t; |
ef416fc2 | 209 | |
e53920b9 | 210 | typedef Boolean (*iterator_callback_t)(void *refcon, io_service_t obj); |
ef416fc2 | 211 | |
09a101d6 | 212 | typedef struct iterator_reference_s /**** Iterator reference data */ |
213 | { | |
e53920b9 | 214 | iterator_callback_t callback; |
215 | void *userdata; | |
216 | Boolean keepRunning; | |
217 | } iterator_reference_t; | |
ef416fc2 | 218 | |
09a101d6 | 219 | typedef struct globals_s |
220 | { | |
221 | io_service_t printer_obj; | |
222 | classdriver_t **classdriver; | |
223 | ||
224 | pthread_mutex_t read_thread_mutex; | |
225 | pthread_cond_t read_thread_cond; | |
226 | int read_thread_stop; | |
227 | int read_thread_done; | |
ef416fc2 | 228 | |
09a101d6 | 229 | pthread_mutex_t readwrite_lock_mutex; |
230 | pthread_cond_t readwrite_lock_cond; | |
231 | int readwrite_lock; | |
ef416fc2 | 232 | |
e53920b9 | 233 | CFStringRef make; |
234 | CFStringRef model; | |
235 | CFStringRef serial; | |
e53920b9 | 236 | UInt32 location; |
bc44d920 | 237 | UInt8 interfaceNum; |
09a101d6 | 238 | |
239 | CFRunLoopTimerRef status_timer; | |
240 | ||
241 | int print_fd; /* File descriptor to print */ | |
242 | ssize_t print_bytes; /* Print bytes read */ | |
acb056cb MS |
243 | #if DEBUG_WRITES |
244 | ssize_t debug_bytes; /* Current bytes to read */ | |
245 | #endif /* DEBUG_WRITES */ | |
09a101d6 | 246 | |
247 | Boolean wait_eof; | |
248 | int drain_output; /* Drain all pending output */ | |
249 | int bidi_flag; /* 0=unidirectional, 1=bidirectional */ | |
bc44d920 | 250 | |
251 | pthread_mutex_t sidechannel_thread_mutex; | |
252 | pthread_cond_t sidechannel_thread_cond; | |
253 | int sidechannel_thread_stop; | |
254 | int sidechannel_thread_done; | |
09a101d6 | 255 | } globals_t; |
256 | ||
257 | ||
258 | /* | |
259 | * Globals... | |
260 | */ | |
261 | ||
262 | globals_t g = { 0 }; /* Globals */ | |
ef416fc2 | 263 | |
ef416fc2 | 264 | |
e53920b9 | 265 | /* |
266 | * Local functions... | |
267 | */ | |
ef416fc2 | 268 | |
09a101d6 | 269 | static Boolean find_device_cb(void *refcon, io_service_t obj); |
270 | static Boolean list_device_cb(void *refcon, io_service_t obj); | |
271 | static CFStringRef cfstr_create_trim(const char *cstr); | |
272 | static CFStringRef copy_value_for_key(CFStringRef deviceID, CFStringRef *keys); | |
273 | static kern_return_t load_classdriver(CFStringRef driverPath, printer_interface_t intf, classdriver_t ***printerDriver); | |
274 | static kern_return_t load_printerdriver(CFStringRef *driverBundlePath); | |
275 | static kern_return_t registry_close(); | |
276 | static kern_return_t registry_open(CFStringRef *driverBundlePath); | |
277 | static kern_return_t unload_classdriver(); | |
278 | static OSStatus copy_deviceid(classdriver_t **printer, CFStringRef *deviceID); | |
279 | static void *read_thread(void *reference); | |
280 | static void *sidechannel_thread(void *reference); | |
e53920b9 | 281 | static void copy_deviceinfo(CFStringRef deviceIDString, CFStringRef *make, CFStringRef *model, CFStringRef *serial); |
bc44d920 | 282 | static void copy_devicestring(io_service_t usbInterface, CFStringRef *deviceID, UInt32 *deviceLocation, UInt8 *interfaceNum); |
09a101d6 | 283 | static void device_added(void *userdata, io_iterator_t iterator); |
284 | static void get_device_id(cups_sc_status_t *status, char *data, int *datalen); | |
285 | static void iterate_printers(iterator_callback_t callBack, void *userdata); | |
db1f069b | 286 | static void parse_options(char *options, char *serial, int serial_size, UInt32 *location, Boolean *wait_eof); |
09a101d6 | 287 | static void release_deviceinfo(CFStringRef *make, CFStringRef *model, CFStringRef *serial); |
e53920b9 | 288 | static void setup_cfLanguage(void); |
09a101d6 | 289 | static void soft_reset(); |
290 | static void status_timer_cb(CFRunLoopTimerRef timer, void *info); | |
e53920b9 | 291 | |
749b1e90 | 292 | #if defined(__i386__) || defined(__x86_64__) |
f11a948a | 293 | static pid_t child_pid; /* Child PID */ |
749b1e90 | 294 | static void run_legacy_backend(int argc, char *argv[], int fd); /* Starts child backend process running as a ppc executable */ |
749b1e90 | 295 | #endif /* __i386__ || __x86_64__ */ |
f11a948a MS |
296 | static int job_canceled = 0; /* Was the job canceled? */ |
297 | static void sigterm_handler(int sig); /* SIGTERM handler */ | |
ef416fc2 | 298 | |
e53920b9 | 299 | #ifdef PARSE_PS_ERRORS |
300 | static const char *next_line (const char *buffer); | |
301 | static void parse_pserror (char *sockBuffer, int len); | |
302 | #endif /* PARSE_PS_ERRORS */ | |
ef416fc2 | 303 | |
e53920b9 | 304 | #pragma mark - |
ef416fc2 | 305 | |
e53920b9 | 306 | /* |
307 | * 'list_devices()' - List all USB devices. | |
308 | */ | |
ef416fc2 | 309 | |
e53920b9 | 310 | void list_devices() |
ef416fc2 | 311 | { |
09a101d6 | 312 | iterate_printers(list_device_cb, NULL); |
ef416fc2 | 313 | } |
314 | ||
ef416fc2 | 315 | |
e53920b9 | 316 | /* |
317 | * 'print_device()' - Print a file to a USB device. | |
318 | */ | |
ef416fc2 | 319 | |
e53920b9 | 320 | int /* O - Exit status */ |
321 | print_device(const char *uri, /* I - Device URI */ | |
322 | const char *hostname, /* I - Hostname/manufacturer */ | |
323 | const char *resource, /* I - Resource/modelname */ | |
db1f069b | 324 | char *options, /* I - Device options/serial number */ |
09a101d6 | 325 | int print_fd, /* I - File descriptor to print */ |
e53920b9 | 326 | int copies, /* I - Copies to print */ |
327 | int argc, /* I - Number of command-line arguments (6 or 7) */ | |
328 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 329 | { |
09a101d6 | 330 | char serial[1024]; /* Serial number buffer */ |
331 | OSStatus status; /* Function results */ | |
acb056cb | 332 | IOReturn iostatus; /* Current IO status */ |
09a101d6 | 333 | pthread_t read_thread_id, /* Read thread */ |
db1f069b | 334 | sidechannel_thread_id;/* Side-channel thread */ |
ac884b6a MS |
335 | int have_sidechannel = 0; /* Was the side-channel thread started? */ |
336 | struct stat sidechannel_info; /* Side-channel file descriptor info */ | |
09a101d6 | 337 | char print_buffer[8192], /* Print data buffer */ |
338 | *print_ptr; /* Pointer into print data buffer */ | |
339 | UInt32 location; /* Unique location in bus topology */ | |
340 | fd_set input_set; /* Input set for select() */ | |
341 | CFStringRef driverBundlePath; /* Class driver path */ | |
342 | int countdown, /* Logging interval */ | |
343 | nfds; /* Number of file descriptors */ | |
344 | ssize_t total_bytes; /* Total bytes written */ | |
345 | UInt32 bytes; /* Bytes written */ | |
346 | struct timeval *timeout, /* Timeout pointer */ | |
347 | stimeout; /* Timeout for select() */ | |
348 | struct timespec cond_timeout; /* pthread condition timeout */ | |
e53920b9 | 349 | |
db1f069b | 350 | |
ac884b6a MS |
351 | /* |
352 | * See if the side-channel descriptor is valid... | |
353 | */ | |
354 | ||
355 | have_sidechannel = !fstat(CUPS_SC_FD, &sidechannel_info) && | |
356 | S_ISSOCK(sidechannel_info.st_mode); | |
357 | ||
358 | /* | |
359 | * Localize using CoreFoundation... | |
360 | */ | |
361 | ||
e53920b9 | 362 | setup_cfLanguage(); |
09a101d6 | 363 | |
76cd9e37 | 364 | parse_options(options, serial, sizeof(serial), &location, &g.wait_eof); |
e53920b9 | 365 | |
366 | if (resource[0] == '/') | |
367 | resource++; | |
368 | ||
09a101d6 | 369 | g.print_fd = print_fd; |
370 | g.make = cfstr_create_trim(hostname); | |
371 | g.model = cfstr_create_trim(resource); | |
372 | g.serial = cfstr_create_trim(serial); | |
373 | g.location = location; | |
e53920b9 | 374 | |
7dfedb92 MS |
375 | if (!g.make || !g.model) |
376 | { | |
005dd1eb MS |
377 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error!\n")); |
378 | ||
379 | if (!g.make) | |
380 | fputs("DEBUG: USB make string is NULL!\n", stderr); | |
381 | if (!g.model) | |
382 | fputs("DEBUG: USB model string is NULL!\n", stderr); | |
383 | ||
384 | return (CUPS_BACKEND_STOP); | |
7dfedb92 MS |
385 | } |
386 | ||
e53920b9 | 387 | fputs("STATE: +connecting-to-device\n", stderr); |
388 | ||
09a101d6 | 389 | countdown = INITIAL_LOG_INTERVAL; |
390 | ||
391 | do | |
392 | { | |
393 | if (g.printer_obj) | |
394 | { | |
395 | IOObjectRelease(g.printer_obj); | |
396 | unload_classdriver(&g.classdriver); | |
397 | g.printer_obj = 0x0; | |
398 | g.classdriver = 0x0; | |
ef416fc2 | 399 | } |
ef416fc2 | 400 | |
c0e1af83 | 401 | fprintf(stderr, "DEBUG: Looking for '%s %s'\n", hostname, resource); |
09a101d6 | 402 | |
403 | iterate_printers(find_device_cb, NULL); | |
e53920b9 | 404 | |
c0e1af83 | 405 | fputs("DEBUG: Opening connection\n", stderr); |
411affcf | 406 | |
407 | driverBundlePath = NULL; | |
09a101d6 | 408 | |
409 | status = registry_open(&driverBundlePath); | |
410 | ||
749b1e90 | 411 | #if defined(__i386__) || defined(__x86_64__) |
e53920b9 | 412 | /* |
749b1e90 MS |
413 | * If we were unable to load the class drivers for this printer it's |
414 | * probably because they're ppc or i386. In this case try to run this | |
415 | * backend as i386 or ppc executables so we can use them... | |
e53920b9 | 416 | */ |
09a101d6 | 417 | if (status == -2) |
418 | { | |
749b1e90 | 419 | run_legacy_backend(argc, argv, print_fd); |
e53920b9 | 420 | /* Never returns here */ |
ef416fc2 | 421 | } |
749b1e90 | 422 | #endif /* __i386__ || __x86_64__ */ |
09a101d6 | 423 | |
424 | if (status == -2) | |
425 | { | |
411affcf | 426 | /* |
427 | * If we still were unable to load the class drivers for this printer log | |
428 | * the error and stop the queue... | |
429 | */ | |
430 | ||
09a101d6 | 431 | if (driverBundlePath == NULL || !CFStringGetCString(driverBundlePath, print_buffer, sizeof(print_buffer), kCFStringEncodingUTF8)) |
432 | strlcpy(print_buffer, "USB class driver", sizeof(print_buffer)); | |
411affcf | 433 | |
c0e1af83 | 434 | fputs("STATE: +apple-missing-usbclassdriver-error\n", stderr); |
005dd1eb MS |
435 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error!\n")); |
436 | fprintf(stderr, "DEBUG: Could not load %s\n", print_buffer); | |
411affcf | 437 | |
438 | if (driverBundlePath) | |
439 | CFRelease(driverBundlePath); | |
440 | ||
005dd1eb | 441 | return (CUPS_BACKEND_STOP); |
411affcf | 442 | } |
443 | ||
444 | if (driverBundlePath) | |
445 | CFRelease(driverBundlePath); | |
e53920b9 | 446 | |
09a101d6 | 447 | if (status != noErr) |
448 | { | |
449 | sleep(PRINTER_POLLING_INTERVAL); | |
e53920b9 | 450 | countdown -= PRINTER_POLLING_INTERVAL; |
09a101d6 | 451 | if (countdown <= 0) |
452 | { | |
005dd1eb MS |
453 | _cupsLangPuts(stderr, |
454 | _("INFO: Waiting for printer to become available...\n")); | |
455 | fprintf(stderr, "DEBUG: USB printer status: 0x%08x\n", (int)status); | |
e53920b9 | 456 | countdown = SUBSEQUENT_LOG_INTERVAL; /* subsequent log entries, every 15 seconds */ |
457 | } | |
458 | } | |
459 | } while (status != noErr); | |
ef416fc2 | 460 | |
e53920b9 | 461 | fputs("STATE: -connecting-to-device\n", stderr); |
ef416fc2 | 462 | |
e53920b9 | 463 | /* |
f11a948a | 464 | * Now that we are "connected" to the port, catch SIGTERM so that we |
e53920b9 | 465 | * can finish out any page data the driver sends (e.g. to eject the |
f11a948a | 466 | * current page... Only catch SIGTERM if we are printing data from |
e53920b9 | 467 | * stdin (otherwise you can't cancel raw jobs...) |
468 | */ | |
ef416fc2 | 469 | |
09a101d6 | 470 | if (!print_fd) |
471 | { | |
bc44d920 | 472 | struct sigaction action; /* POSIX signal action */ |
473 | ||
474 | ||
e53920b9 | 475 | memset(&action, 0, sizeof(action)); |
ef416fc2 | 476 | |
e53920b9 | 477 | sigemptyset(&action.sa_mask); |
f11a948a | 478 | action.sa_handler = sigterm_handler; |
e53920b9 | 479 | sigaction(SIGTERM, &action, NULL); |
e53920b9 | 480 | } |
ef416fc2 | 481 | |
09a101d6 | 482 | /* |
ac884b6a | 483 | * Start the side channel thread if the descriptor is valid... |
09a101d6 | 484 | */ |
ef416fc2 | 485 | |
09a101d6 | 486 | pthread_mutex_init(&g.readwrite_lock_mutex, NULL); |
487 | pthread_cond_init(&g.readwrite_lock_cond, NULL); | |
488 | g.readwrite_lock = 1; | |
f7deaa1a | 489 | |
ac884b6a | 490 | if (have_sidechannel) |
09a101d6 | 491 | { |
bc44d920 | 492 | g.sidechannel_thread_stop = 0; |
493 | g.sidechannel_thread_done = 0; | |
494 | ||
495 | pthread_cond_init(&g.sidechannel_thread_cond, NULL); | |
496 | pthread_mutex_init(&g.sidechannel_thread_mutex, NULL); | |
497 | ||
09a101d6 | 498 | if (pthread_create(&sidechannel_thread_id, NULL, sidechannel_thread, NULL)) |
499 | { | |
005dd1eb MS |
500 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error!\n")); |
501 | fputs("DEBUG: Couldn't create side-channel thread!\n", stderr); | |
502 | return (CUPS_BACKEND_STOP); | |
09a101d6 | 503 | } |
504 | } | |
f7deaa1a | 505 | |
09a101d6 | 506 | /* |
507 | * Get the read thread going... | |
508 | */ | |
f7deaa1a | 509 | |
09a101d6 | 510 | g.read_thread_stop = 0; |
511 | g.read_thread_done = 0; | |
f7deaa1a | 512 | |
09a101d6 | 513 | pthread_cond_init(&g.read_thread_cond, NULL); |
514 | pthread_mutex_init(&g.read_thread_mutex, NULL); | |
f7deaa1a | 515 | |
09a101d6 | 516 | if (pthread_create(&read_thread_id, NULL, read_thread, NULL)) |
517 | { | |
005dd1eb MS |
518 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error!\n")); |
519 | fputs("DEBUG: Couldn't create read thread!\n", stderr); | |
520 | return (CUPS_BACKEND_STOP); | |
e53920b9 | 521 | } |
ef416fc2 | 522 | |
09a101d6 | 523 | /* |
524 | * The main thread sends the print file... | |
525 | */ | |
f7deaa1a | 526 | |
09a101d6 | 527 | g.drain_output = 0; |
528 | g.print_bytes = 0; | |
529 | total_bytes = 0; | |
530 | print_ptr = print_buffer; | |
ef416fc2 | 531 | |
09a101d6 | 532 | while (status == noErr && copies-- > 0) |
533 | { | |
005dd1eb | 534 | _cupsLangPuts(stderr, _("INFO: Sending print data...\n")); |
757d2cad | 535 | |
09a101d6 | 536 | if (print_fd != STDIN_FILENO) |
537 | { | |
749b1e90 | 538 | fputs("PAGE: 1 1\n", stderr); |
09a101d6 | 539 | lseek(print_fd, 0, SEEK_SET); |
ef416fc2 | 540 | } |
541 | ||
09a101d6 | 542 | while (status == noErr) |
543 | { | |
544 | FD_ZERO(&input_set); | |
e53920b9 | 545 | |
09a101d6 | 546 | if (!g.print_bytes) |
547 | FD_SET(print_fd, &input_set); | |
f7deaa1a | 548 | |
09a101d6 | 549 | /* |
550 | * Calculate select timeout... | |
551 | * If we have data waiting to send timeout is 100ms. | |
552 | * else if we're draining print_fd timeout is 0. | |
553 | * else we're waiting forever... | |
554 | */ | |
555 | ||
556 | if (g.print_bytes) | |
557 | { | |
558 | stimeout.tv_sec = 0; | |
559 | stimeout.tv_usec = 100000; /* 100ms */ | |
560 | timeout = &stimeout; | |
561 | } | |
562 | else if (g.drain_output) | |
563 | { | |
564 | stimeout.tv_sec = 0; | |
565 | stimeout.tv_usec = 0; | |
566 | timeout = &stimeout; | |
567 | } | |
568 | else | |
569 | timeout = NULL; | |
570 | ||
571 | /* | |
572 | * I/O is unlocked around select... | |
573 | */ | |
574 | ||
575 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
576 | g.readwrite_lock = 0; | |
577 | pthread_cond_signal(&g.readwrite_lock_cond); | |
578 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
579 | ||
580 | nfds = select(print_fd + 1, &input_set, NULL, NULL, timeout); | |
581 | ||
582 | /* | |
583 | * Reacquire the lock... | |
584 | */ | |
585 | ||
586 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
587 | while (g.readwrite_lock) | |
588 | pthread_cond_wait(&g.readwrite_lock_cond, &g.readwrite_lock_mutex); | |
589 | g.readwrite_lock = 1; | |
590 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
591 | ||
592 | if (nfds < 0) | |
593 | { | |
594 | if (errno == EINTR && total_bytes == 0) | |
595 | { | |
596 | fputs("DEBUG: Received an interrupt before any bytes were " | |
597 | "written, aborting!\n", stderr); | |
f11a948a | 598 | return (CUPS_BACKEND_OK); |
09a101d6 | 599 | } |
536bc2c6 | 600 | else if (errno != EAGAIN && errno != EINTR) |
09a101d6 | 601 | { |
005dd1eb MS |
602 | _cupsLangPuts(stderr, _("ERROR: Unable to read print data!\n")); |
603 | perror("DEBUG: select"); | |
f11a948a | 604 | return (CUPS_BACKEND_FAILED); |
09a101d6 | 605 | } |
606 | } | |
607 | ||
608 | /* | |
609 | * If drain output has finished send a response... | |
610 | */ | |
611 | ||
612 | if (g.drain_output && !nfds && !g.print_bytes) | |
613 | { | |
614 | /* Send a response... */ | |
615 | cupsSideChannelWrite(CUPS_SC_CMD_DRAIN_OUTPUT, CUPS_SC_STATUS_OK, NULL, 0, 1.0); | |
616 | g.drain_output = 0; | |
617 | } | |
618 | ||
619 | /* | |
620 | * Check if we have print data ready... | |
621 | */ | |
622 | ||
623 | if (FD_ISSET(print_fd, &input_set)) | |
624 | { | |
acb056cb MS |
625 | #if DEBUG_WRITES |
626 | g.debug_bytes += 512; | |
627 | if (g.debug_bytes > sizeof(print_buffer)) | |
628 | g.debug_bytes = 512; | |
629 | ||
630 | g.print_bytes = read(print_fd, print_buffer, g.debug_bytes); | |
631 | ||
632 | #else | |
09a101d6 | 633 | g.print_bytes = read(print_fd, print_buffer, sizeof(print_buffer)); |
acb056cb | 634 | #endif /* DEBUG_WRITES */ |
09a101d6 | 635 | |
636 | if (g.print_bytes < 0) | |
637 | { | |
638 | /* | |
639 | * Read error - bail if we don't see EAGAIN or EINTR... | |
640 | */ | |
641 | ||
536bc2c6 | 642 | if (errno != EAGAIN && errno != EINTR) |
09a101d6 | 643 | { |
005dd1eb MS |
644 | _cupsLangPuts(stderr, _("ERROR: Unable to read print data!\n")); |
645 | perror("DEBUG: read"); | |
f11a948a | 646 | return (CUPS_BACKEND_FAILED); |
09a101d6 | 647 | } |
648 | ||
649 | g.print_bytes = 0; | |
f7deaa1a | 650 | } |
09a101d6 | 651 | else if (g.print_bytes == 0) |
652 | { | |
653 | /* | |
654 | * End of file, break out of the loop... | |
655 | */ | |
f7deaa1a | 656 | |
e53920b9 | 657 | break; |
ef416fc2 | 658 | } |
659 | ||
09a101d6 | 660 | print_ptr = print_buffer; |
661 | ||
662 | fprintf(stderr, "DEBUG: Read %d bytes of print data...\n", | |
663 | (int)g.print_bytes); | |
e53920b9 | 664 | } |
ef416fc2 | 665 | |
09a101d6 | 666 | if (g.print_bytes) |
667 | { | |
acb056cb | 668 | bytes = g.print_bytes; |
178cb736 | 669 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); |
f7deaa1a | 670 | |
09a101d6 | 671 | /* |
58dc1933 MS |
672 | * Ignore timeout errors, but retain the number of bytes written to |
673 | * avoid sending duplicate data (<rdar://problem/6254911>)... | |
09a101d6 | 674 | */ |
e53920b9 | 675 | |
178cb736 | 676 | if (iostatus == kIOUSBTransactionTimeout) |
b0f6947b MS |
677 | { |
678 | fputs("DEBUG: Got USB transaction timeout during write!\n", stderr); | |
178cb736 | 679 | iostatus = 0; |
b0f6947b | 680 | } |
ef416fc2 | 681 | |
178cb736 | 682 | /* |
acb056cb | 683 | * If we've stalled, retry the write... |
178cb736 MS |
684 | */ |
685 | ||
b0f6947b MS |
686 | else if (iostatus == kIOUSBPipeStalled) |
687 | { | |
688 | fputs("DEBUG: Got USB pipe stalled during write!\n", stderr); | |
689 | ||
acb056cb MS |
690 | bytes = g.print_bytes; |
691 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); | |
b0f6947b | 692 | } |
178cb736 MS |
693 | |
694 | /* | |
acb056cb MS |
695 | * Retry a write after an aborted write since we probably just got |
696 | * SIGTERM (<rdar://problem/6860126>)... | |
178cb736 MS |
697 | */ |
698 | ||
b0f6947b | 699 | else if (iostatus == kIOReturnAborted) |
178cb736 | 700 | { |
b0f6947b MS |
701 | fputs("DEBUG: Got return aborted during write!\n", stderr); |
702 | ||
703 | IOReturn err = (*g.classdriver)->Abort(g.classdriver); | |
704 | fprintf(stderr, "DEBUG: USB class driver Abort returned %x\n", err); | |
705 | ||
acb056cb MS |
706 | #if DEBUG_WRITES |
707 | sleep(5); | |
708 | #endif /* DEBUG_WRITES */ | |
b0f6947b | 709 | |
acb056cb MS |
710 | bytes = g.print_bytes; |
711 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); | |
b0f6947b | 712 | } |
178cb736 MS |
713 | |
714 | if (iostatus || bytes < 0) | |
09a101d6 | 715 | { |
716 | /* | |
717 | * Write error - bail if we don't see an error we can retry... | |
718 | */ | |
f7deaa1a | 719 | |
005dd1eb | 720 | _cupsLangPuts(stderr, _("ERROR: Unable to send print data!\n")); |
178cb736 MS |
721 | fprintf(stderr, "DEBUG: USB class driver WritePipe returned %x\n", |
722 | iostatus); | |
b0f6947b MS |
723 | |
724 | IOReturn err = (*g.classdriver)->Abort(g.classdriver); | |
178cb736 MS |
725 | fprintf(stderr, "DEBUG: USB class driver Abort returned %x\n", |
726 | err); | |
b0f6947b | 727 | |
f11a948a | 728 | status = job_canceled ? CUPS_BACKEND_FAILED : CUPS_BACKEND_STOP; |
bc44d920 | 729 | break; |
09a101d6 | 730 | } |
b0f6947b MS |
731 | else if (bytes > 0) |
732 | { | |
733 | fprintf(stderr, "DEBUG: Wrote %d bytes of print data...\n", (int)bytes); | |
09a101d6 | 734 | |
b0f6947b MS |
735 | g.print_bytes -= bytes; |
736 | print_ptr += bytes; | |
737 | total_bytes += bytes; | |
738 | } | |
f7deaa1a | 739 | } |
09a101d6 | 740 | |
741 | if (print_fd != 0 && status == noErr) | |
742 | fprintf(stderr, "DEBUG: Sending print file, %lld bytes...\n", | |
743 | (off_t)total_bytes); | |
f7deaa1a | 744 | } |
f7deaa1a | 745 | } |
746 | ||
09a101d6 | 747 | fprintf(stderr, "DEBUG: Sent %lld bytes...\n", (off_t)total_bytes); |
f7deaa1a | 748 | |
09a101d6 | 749 | /* |
750 | * Wait for the side channel thread to exit... | |
751 | */ | |
752 | ||
ac884b6a | 753 | if (have_sidechannel) |
bc44d920 | 754 | { |
db1f069b MS |
755 | close(CUPS_SC_FD); |
756 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
757 | g.readwrite_lock = 0; | |
758 | pthread_cond_signal(&g.readwrite_lock_cond); | |
759 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
760 | ||
761 | g.sidechannel_thread_stop = 1; | |
762 | pthread_mutex_lock(&g.sidechannel_thread_mutex); | |
763 | if (!g.sidechannel_thread_done) | |
764 | { | |
765 | /* | |
766 | * Wait for the side-channel thread to exit... | |
767 | */ | |
bc44d920 | 768 | |
db1f069b MS |
769 | cond_timeout.tv_sec = time(NULL) + WAIT_SIDE_DELAY; |
770 | cond_timeout.tv_nsec = 0; | |
771 | if (pthread_cond_timedwait(&g.sidechannel_thread_cond, | |
772 | &g.sidechannel_thread_mutex, | |
773 | &cond_timeout) != 0) | |
774 | { | |
775 | /* | |
776 | * Force the side-channel thread to exit... | |
777 | */ | |
778 | ||
779 | pthread_kill(sidechannel_thread_id, SIGTERM); | |
780 | } | |
781 | } | |
782 | pthread_mutex_unlock(&g.sidechannel_thread_mutex); | |
09a101d6 | 783 | |
db1f069b MS |
784 | pthread_join(sidechannel_thread_id, NULL); |
785 | ||
786 | pthread_cond_destroy(&g.sidechannel_thread_cond); | |
787 | pthread_mutex_destroy(&g.sidechannel_thread_mutex); | |
788 | } | |
bc44d920 | 789 | |
09a101d6 | 790 | pthread_cond_destroy(&g.readwrite_lock_cond); |
791 | pthread_mutex_destroy(&g.readwrite_lock_mutex); | |
792 | ||
793 | /* | |
794 | * Signal the read thread to stop... | |
795 | */ | |
796 | ||
797 | g.read_thread_stop = 1; | |
798 | ||
799 | /* | |
800 | * Give the read thread WAIT_EOF_DELAY seconds to complete all the data. If | |
db1f069b | 801 | * we are not signaled in that time then force the thread to exit. |
09a101d6 | 802 | */ |
803 | ||
804 | pthread_mutex_lock(&g.read_thread_mutex); | |
ef416fc2 | 805 | |
09a101d6 | 806 | if (!g.read_thread_done) |
807 | { | |
808 | cond_timeout.tv_sec = time(NULL) + WAIT_EOF_DELAY; | |
809 | cond_timeout.tv_nsec = 0; | |
ef416fc2 | 810 | |
bc44d920 | 811 | if (pthread_cond_timedwait(&g.read_thread_cond, &g.read_thread_mutex, |
812 | &cond_timeout) != 0) | |
db1f069b MS |
813 | { |
814 | /* | |
815 | * Force the read thread to exit... | |
816 | */ | |
817 | ||
ed6e7faf | 818 | g.wait_eof = 0; |
db1f069b MS |
819 | pthread_kill(read_thread_id, SIGTERM); |
820 | } | |
09a101d6 | 821 | } |
822 | pthread_mutex_unlock(&g.read_thread_mutex); | |
ef416fc2 | 823 | |
09a101d6 | 824 | pthread_join(read_thread_id, NULL); /* wait for the read thread to return */ |
e53920b9 | 825 | |
09a101d6 | 826 | pthread_cond_destroy(&g.read_thread_cond); |
827 | pthread_mutex_destroy(&g.read_thread_mutex); | |
f7deaa1a | 828 | |
09a101d6 | 829 | /* |
830 | * Close the connection and input file and general clean up... | |
831 | */ | |
f7deaa1a | 832 | |
09a101d6 | 833 | registry_close(); |
f7deaa1a | 834 | |
09a101d6 | 835 | if (print_fd != STDIN_FILENO) |
836 | close(print_fd); | |
f7deaa1a | 837 | |
09a101d6 | 838 | if (g.make != NULL) |
839 | CFRelease(g.make); | |
e53920b9 | 840 | |
09a101d6 | 841 | if (g.model != NULL) |
842 | CFRelease(g.model); | |
e53920b9 | 843 | |
09a101d6 | 844 | if (g.serial != NULL) |
845 | CFRelease(g.serial); | |
e53920b9 | 846 | |
09a101d6 | 847 | if (g.printer_obj != 0x0) |
848 | IOObjectRelease(g.printer_obj); | |
e53920b9 | 849 | |
850 | return status; | |
ef416fc2 | 851 | } |
852 | ||
09a101d6 | 853 | |
854 | /* | |
855 | * 'read_thread()' - Thread to read the backchannel data on. | |
856 | */ | |
857 | ||
858 | static void *read_thread(void *reference) | |
859 | { | |
860 | UInt8 readbuffer[512]; | |
861 | UInt32 rbytes; | |
862 | kern_return_t readstatus; | |
863 | struct mach_timebase_info timeBaseInfo; | |
864 | uint64_t start, | |
865 | delay; | |
866 | ||
867 | /* Calculate what 250 milliSeconds are in mach absolute time... | |
868 | */ | |
869 | mach_timebase_info(&timeBaseInfo); | |
870 | delay = ((uint64_t)250000000 * (uint64_t)timeBaseInfo.denom) / (uint64_t)timeBaseInfo.numer; | |
871 | ||
872 | do | |
873 | { | |
874 | /* | |
875 | * Remember when we started so we can throttle the loop after the read call... | |
876 | */ | |
877 | ||
878 | start = mach_absolute_time(); | |
879 | ||
880 | rbytes = sizeof(readbuffer); | |
881 | readstatus = (*g.classdriver)->ReadPipe(g.classdriver, readbuffer, &rbytes); | |
882 | if (readstatus == kIOReturnSuccess && rbytes > 0) | |
883 | { | |
b0f6947b MS |
884 | fprintf(stderr, "DEBUG: Read %d bytes of back-channel data...\n", |
885 | (int)rbytes); | |
09a101d6 | 886 | cupsBackChannelWrite((char*)readbuffer, rbytes, 1.0); |
887 | ||
888 | /* cntrl-d is echoed by the printer. | |
889 | * NOTES: | |
890 | * Xerox Phaser 6250D doesn't echo the cntrl-d. | |
891 | * Xerox Phaser 6250D doesn't always send the product query. | |
892 | */ | |
893 | if (g.wait_eof && readbuffer[rbytes-1] == 0x4) | |
894 | break; | |
895 | ||
896 | #ifdef PARSE_PS_ERRORS | |
897 | parse_pserror(readbuffer, rbytes); | |
898 | #endif | |
899 | } | |
b0f6947b MS |
900 | else if (readstatus == kIOUSBTransactionTimeout) |
901 | fputs("DEBUG: Got USB transaction timeout during write!\n", stderr); | |
902 | else if (readstatus == kIOUSBPipeStalled) | |
903 | fputs("DEBUG: Got USB pipe stalled during read!\n", stderr); | |
904 | else if (readstatus == kIOReturnAborted) | |
905 | fputs("DEBUG: Got return aborted during read!\n", stderr); | |
09a101d6 | 906 | |
907 | /* | |
908 | * Make sure this loop executes no more than once every 250 miliseconds... | |
909 | */ | |
910 | ||
911 | if ((readstatus != kIOReturnSuccess || rbytes == 0) && (g.wait_eof || !g.read_thread_stop)) | |
912 | mach_wait_until(start + delay); | |
913 | ||
914 | } while (g.wait_eof || !g.read_thread_stop); /* Abort from main thread tests error here */ | |
915 | ||
916 | /* | |
917 | * Let the main thread know that we have completed the read thread... | |
918 | */ | |
919 | ||
920 | pthread_mutex_lock(&g.read_thread_mutex); | |
921 | g.read_thread_done = 1; | |
922 | pthread_cond_signal(&g.read_thread_cond); | |
923 | pthread_mutex_unlock(&g.read_thread_mutex); | |
924 | ||
925 | return NULL; | |
926 | } | |
927 | ||
928 | ||
929 | /* | |
930 | * 'sidechannel_thread()' - Handle side-channel requests. | |
931 | */ | |
932 | ||
933 | static void* | |
934 | sidechannel_thread(void *reference) | |
935 | { | |
936 | cups_sc_command_t command; /* Request command */ | |
937 | cups_sc_status_t status; /* Request/response status */ | |
938 | char data[2048]; /* Request/response data */ | |
939 | int datalen; /* Request/response data size */ | |
940 | ||
bc44d920 | 941 | |
942 | do | |
09a101d6 | 943 | { |
944 | datalen = sizeof(data); | |
945 | ||
946 | if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0)) | |
bc44d920 | 947 | continue; |
09a101d6 | 948 | |
949 | switch (command) | |
950 | { | |
951 | case CUPS_SC_CMD_SOFT_RESET: /* Do a soft reset */ | |
b0f6947b MS |
952 | fputs("DEBUG: CUPS_SC_CMD_SOFT_RESET received from driver...\n", |
953 | stderr); | |
954 | ||
db1f069b MS |
955 | if ((*g.classdriver)->SoftReset != NULL) |
956 | { | |
957 | soft_reset(); | |
958 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, NULL, 0, 1.0); | |
b0f6947b MS |
959 | fputs("DEBUG: Returning status CUPS_STATUS_OK with no bytes...\n", |
960 | stderr); | |
db1f069b MS |
961 | } |
962 | else | |
963 | { | |
964 | cupsSideChannelWrite(command, CUPS_SC_STATUS_NOT_IMPLEMENTED, | |
965 | NULL, 0, 1.0); | |
b0f6947b MS |
966 | fputs("DEBUG: Returning status CUPS_STATUS_NOT_IMPLEMENTED with " |
967 | "no bytes...\n", stderr); | |
db1f069b | 968 | } |
09a101d6 | 969 | break; |
970 | ||
971 | case CUPS_SC_CMD_DRAIN_OUTPUT: /* Drain all pending output */ | |
b0f6947b MS |
972 | fputs("DEBUG: CUPS_SC_CMD_DRAIN_OUTPUT received from driver...\n", |
973 | stderr); | |
974 | ||
09a101d6 | 975 | g.drain_output = 1; |
976 | break; | |
977 | ||
978 | case CUPS_SC_CMD_GET_BIDI: /* Is the connection bidirectional? */ | |
b0f6947b MS |
979 | fputs("DEBUG: CUPS_SC_CMD_GET_BIDI received from driver...\n", |
980 | stderr); | |
981 | ||
09a101d6 | 982 | data[0] = g.bidi_flag; |
983 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, 1, 1.0); | |
b0f6947b MS |
984 | |
985 | fprintf(stderr, | |
986 | "DEBUG: Returned CUPS_SC_STATUS_OK with 1 byte (%02X)...\n", | |
987 | data[0]); | |
09a101d6 | 988 | break; |
989 | ||
990 | case CUPS_SC_CMD_GET_DEVICE_ID: /* Return IEEE-1284 device ID */ | |
b0f6947b MS |
991 | fputs("DEBUG: CUPS_SC_CMD_GET_DEVICE_ID received from driver...\n", |
992 | stderr); | |
993 | ||
09a101d6 | 994 | datalen = sizeof(data); |
995 | get_device_id(&status, data, &datalen); | |
996 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, datalen, 1.0); | |
b0f6947b MS |
997 | |
998 | if (datalen < sizeof(data)) | |
999 | data[datalen] = '\0'; | |
1000 | else | |
1001 | data[sizeof(data) - 1] = '\0'; | |
1002 | ||
1003 | fprintf(stderr, | |
1004 | "DEBUG: Returning CUPS_SC_STATUS_OK with %d bytes (%s)...\n", | |
1005 | datalen, data); | |
09a101d6 | 1006 | break; |
1007 | ||
1008 | case CUPS_SC_CMD_GET_STATE: /* Return device state */ | |
b0f6947b MS |
1009 | fputs("DEBUG: CUPS_SC_CMD_GET_STATE received from driver...\n", |
1010 | stderr); | |
1011 | ||
09a101d6 | 1012 | data[0] = CUPS_SC_STATE_ONLINE; |
1013 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, 1, 1.0); | |
b0f6947b MS |
1014 | |
1015 | fprintf(stderr, | |
1016 | "DEBUG: Returned CUPS_SC_STATUS_OK with 1 byte (%02X)...\n", | |
1017 | data[0]); | |
09a101d6 | 1018 | break; |
1019 | ||
1020 | default: | |
b0f6947b MS |
1021 | fprintf(stderr, "DEBUG: Unknown side-channel command (%d) received " |
1022 | "from driver...\n", command); | |
1023 | ||
09a101d6 | 1024 | cupsSideChannelWrite(command, CUPS_SC_STATUS_NOT_IMPLEMENTED, |
1025 | NULL, 0, 1.0); | |
b0f6947b MS |
1026 | |
1027 | fputs("DEBUG: Returned CUPS_SC_STATUS_NOT_IMPLEMENTED with no bytes...\n", | |
1028 | stderr); | |
09a101d6 | 1029 | break; |
1030 | } | |
1031 | } | |
bc44d920 | 1032 | while (!g.sidechannel_thread_stop); |
1033 | ||
1034 | pthread_mutex_lock(&g.sidechannel_thread_mutex); | |
1035 | g.sidechannel_thread_done = 1; | |
1036 | pthread_cond_signal(&g.sidechannel_thread_cond); | |
1037 | pthread_mutex_unlock(&g.sidechannel_thread_mutex); | |
1038 | ||
09a101d6 | 1039 | return NULL; |
1040 | } | |
1041 | ||
1042 | ||
e53920b9 | 1043 | #pragma mark - |
ef416fc2 | 1044 | /* |
09a101d6 | 1045 | * 'iterate_printers()' - Iterate over all the printers. |
1046 | */ | |
1047 | ||
1048 | static void iterate_printers(iterator_callback_t callBack, | |
1049 | void *userdata) | |
1050 | { | |
1051 | mach_port_t masterPort = 0x0; | |
1052 | kern_return_t kr = IOMasterPort (bootstrap_port, &masterPort); | |
1053 | ||
1054 | if (kr == kIOReturnSuccess && masterPort != 0x0) | |
1055 | { | |
1056 | io_iterator_t addIterator = 0x0; | |
1057 | ||
1058 | iterator_reference_t reference = { callBack, userdata, true }; | |
1059 | IONotificationPortRef addNotification = IONotificationPortCreate(masterPort); | |
1060 | ||
1061 | int klass = kUSBPrintingClass; | |
1062 | int subklass = kUSBPrintingSubclass; | |
1063 | ||
1064 | CFNumberRef usb_klass = CFNumberCreate(NULL, kCFNumberIntType, &klass); | |
1065 | CFNumberRef usb_subklass = CFNumberCreate(NULL, kCFNumberIntType, &subklass); | |
1066 | CFMutableDictionaryRef usbPrinterMatchDictionary = IOServiceMatching(kIOUSBInterfaceClassName); | |
1067 | ||
1068 | CFDictionaryAddValue(usbPrinterMatchDictionary, CFSTR("bInterfaceClass"), usb_klass); | |
1069 | CFDictionaryAddValue(usbPrinterMatchDictionary, CFSTR("bInterfaceSubClass"), usb_subklass); | |
1070 | ||
1071 | CFRelease(usb_klass); | |
1072 | CFRelease(usb_subklass); | |
1073 | ||
1074 | kr = IOServiceAddMatchingNotification(addNotification, kIOMatchedNotification, usbPrinterMatchDictionary, &device_added, &reference, &addIterator); | |
1075 | if (addIterator != 0x0) | |
1076 | { | |
1077 | device_added (&reference, addIterator); | |
1078 | ||
1079 | if (reference.keepRunning) | |
1080 | { | |
1081 | CFRunLoopAddSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(addNotification), kCFRunLoopDefaultMode); | |
1082 | CFRunLoopRun(); | |
1083 | } | |
1084 | IOObjectRelease(addIterator); | |
1085 | } | |
1086 | mach_port_deallocate(mach_task_self(), masterPort); | |
1087 | } | |
1088 | } | |
1089 | ||
1090 | ||
1091 | /* | |
1092 | * 'device_added()' - Device added notifier. | |
e53920b9 | 1093 | */ |
1094 | ||
09a101d6 | 1095 | static void device_added(void *userdata, |
1096 | io_iterator_t iterator) | |
1097 | { | |
1098 | iterator_reference_t *reference = userdata; | |
1099 | ||
1100 | io_service_t obj; | |
1101 | while (reference->keepRunning && (obj = IOIteratorNext(iterator)) != 0x0) | |
1102 | { | |
1103 | if (reference->callback != NULL) | |
1104 | reference->keepRunning = reference->callback(reference->userdata, obj); | |
1105 | ||
1106 | IOObjectRelease(obj); | |
1107 | } | |
1108 | ||
1109 | /* One last call to the call back now that we are not longer have printers left to iterate... | |
1110 | */ | |
1111 | if (reference->keepRunning) | |
1112 | reference->keepRunning = reference->callback(reference->userdata, 0x0); | |
1113 | ||
1114 | if (!reference->keepRunning) | |
1115 | CFRunLoopStop(CFRunLoopGetCurrent()); | |
1116 | } | |
1117 | ||
1118 | ||
1119 | /* | |
1120 | * 'list_device_cb()' - list_device iterator callback. | |
1121 | */ | |
1122 | ||
1123 | static Boolean list_device_cb(void *refcon, | |
1124 | io_service_t obj) | |
ef416fc2 | 1125 | { |
e53920b9 | 1126 | Boolean keepRunning = (obj != 0x0); |
1127 | ||
09a101d6 | 1128 | if (keepRunning) |
1129 | { | |
e53920b9 | 1130 | CFStringRef deviceIDString = NULL; |
1131 | UInt32 deviceLocation = 0; | |
bc44d920 | 1132 | UInt8 interfaceNum = 0; |
e53920b9 | 1133 | |
bc44d920 | 1134 | copy_devicestring(obj, &deviceIDString, &deviceLocation, &interfaceNum); |
09a101d6 | 1135 | if (deviceIDString != NULL) |
1136 | { | |
e53920b9 | 1137 | CFStringRef make = NULL, model = NULL, serial = NULL; |
f7deaa1a | 1138 | char uristr[1024], makestr[1024], modelstr[1024], serialstr[1024]; |
db0bd74a | 1139 | char optionsstr[1024], idstr[1024], make_modelstr[1024]; |
e53920b9 | 1140 | |
1141 | copy_deviceinfo(deviceIDString, &make, &model, &serial); | |
f7deaa1a | 1142 | CFStringGetCString(deviceIDString, idstr, sizeof(idstr), |
1143 | kCFStringEncodingUTF8); | |
db0bd74a MS |
1144 | backendGetMakeModel(idstr, make_modelstr, sizeof(make_modelstr)); |
1145 | ||
1146 | modelstr[0] = '/'; | |
f7deaa1a | 1147 | |
0af14961 MS |
1148 | if (!make || |
1149 | !CFStringGetCString(make, makestr, sizeof(makestr), | |
568fa3fa | 1150 | kCFStringEncodingUTF8)) |
f7deaa1a | 1151 | strcpy(makestr, "Unknown"); |
1152 | ||
0af14961 MS |
1153 | if (!model || |
1154 | !CFStringGetCString(model, &modelstr[1], sizeof(modelstr)-1, | |
568fa3fa | 1155 | kCFStringEncodingUTF8)) |
f7deaa1a | 1156 | strcpy(modelstr + 1, "Printer"); |
e53920b9 | 1157 | |
1158 | optionsstr[0] = '\0'; | |
1159 | if (serial != NULL) | |
1160 | { | |
1161 | CFStringGetCString(serial, serialstr, sizeof(serialstr), kCFStringEncodingUTF8); | |
1162 | snprintf(optionsstr, sizeof(optionsstr), "?serial=%s", serialstr); | |
1163 | } | |
1164 | else if (deviceLocation != 0) | |
09a101d6 | 1165 | snprintf(optionsstr, sizeof(optionsstr), "?location=%x", (unsigned)deviceLocation); |
e53920b9 | 1166 | |
1167 | httpAssembleURI(HTTP_URI_CODING_ALL, uristr, sizeof(uristr), "usb", NULL, makestr, 0, modelstr); | |
85b5d1df | 1168 | strlcat(uristr, optionsstr, sizeof(uristr)); |
e53920b9 | 1169 | |
749b1e90 MS |
1170 | cupsBackendReport("direct", uristr, make_modelstr, make_modelstr, idstr, |
1171 | NULL); | |
e53920b9 | 1172 | |
1173 | release_deviceinfo(&make, &model, &serial); | |
1174 | CFRelease(deviceIDString); | |
ef416fc2 | 1175 | } |
e53920b9 | 1176 | } |
1177 | ||
1178 | return keepRunning; | |
ef416fc2 | 1179 | } |
1180 | ||
1181 | ||
e53920b9 | 1182 | /* |
09a101d6 | 1183 | * 'find_device_cb()' - print_device iterator callback. |
e53920b9 | 1184 | */ |
ef416fc2 | 1185 | |
09a101d6 | 1186 | static Boolean find_device_cb(void *refcon, |
1187 | io_service_t obj) | |
e53920b9 | 1188 | { |
1189 | Boolean keepLooking = true; | |
1190 | ||
09a101d6 | 1191 | if (obj != 0x0) |
1192 | { | |
e53920b9 | 1193 | CFStringRef idString = NULL; |
1194 | UInt32 location = -1; | |
bc44d920 | 1195 | UInt8 interfaceNum = 0; |
e53920b9 | 1196 | |
bc44d920 | 1197 | copy_devicestring(obj, &idString, &location, &interfaceNum); |
09a101d6 | 1198 | if (idString != NULL) |
1199 | { | |
e53920b9 | 1200 | CFStringRef make = NULL, model = NULL, serial = NULL; |
1201 | ||
1202 | copy_deviceinfo(idString, &make, &model, &serial); | |
7dfedb92 | 1203 | if (make && CFStringCompare(make, g.make, kCFCompareCaseInsensitive) == kCFCompareEqualTo) |
09a101d6 | 1204 | { |
7dfedb92 | 1205 | if (model && CFStringCompare(model, g.model, kCFCompareCaseInsensitive) == kCFCompareEqualTo) |
09a101d6 | 1206 | { |
1207 | if (g.serial != NULL && CFStringGetLength(g.serial) > 0) | |
1208 | { | |
1209 | if (serial != NULL && CFStringCompare(serial, g.serial, kCFCompareCaseInsensitive) == kCFCompareEqualTo) | |
1210 | { | |
e53920b9 | 1211 | IOObjectRetain(obj); |
09a101d6 | 1212 | g.printer_obj = obj; |
e53920b9 | 1213 | keepLooking = false; |
ef416fc2 | 1214 | } |
e53920b9 | 1215 | } |
09a101d6 | 1216 | else |
1217 | { | |
1218 | if (g.printer_obj != 0) | |
1219 | IOObjectRelease(g.printer_obj); | |
1220 | ||
1221 | g.printer_obj = obj; | |
e53920b9 | 1222 | IOObjectRetain(obj); |
1223 | ||
09a101d6 | 1224 | if (g.location == 0 || g.location == location) |
e53920b9 | 1225 | keepLooking = false; |
e53920b9 | 1226 | } |
bc44d920 | 1227 | if ( !keepLooking ) |
1228 | g.interfaceNum = interfaceNum; | |
ef416fc2 | 1229 | } |
e53920b9 | 1230 | } |
1231 | ||
1232 | release_deviceinfo(&make, &model, &serial); | |
1233 | CFRelease(idString); | |
ef416fc2 | 1234 | } |
e53920b9 | 1235 | } |
09a101d6 | 1236 | else |
1237 | { | |
1238 | keepLooking = (g.printer_obj == 0); | |
1239 | if (obj == 0x0 && keepLooking) | |
1240 | { | |
1241 | CFRunLoopTimerContext context = { 0, refcon, NULL, NULL, NULL }; | |
1242 | CFRunLoopTimerRef timer = CFRunLoopTimerCreate(NULL, CFAbsoluteTimeGetCurrent() + 1.0, 10, 0x0, 0x0, status_timer_cb, &context); | |
1243 | if (timer != NULL) | |
1244 | { | |
7594b224 | 1245 | CFRunLoopAddTimer(CFRunLoopGetCurrent(), timer, kCFRunLoopDefaultMode); |
09a101d6 | 1246 | g.status_timer = timer; |
7594b224 | 1247 | } |
1248 | } | |
1249 | } | |
09a101d6 | 1250 | |
1251 | if (!keepLooking && g.status_timer != NULL) | |
1252 | { | |
c5571a1d | 1253 | fputs("STATE: -offline-report\n", stderr); |
080811b1 | 1254 | _cupsLangPuts(stderr, _("INFO: Printer is now online.\n")); |
09a101d6 | 1255 | CFRunLoopRemoveTimer(CFRunLoopGetCurrent(), g.status_timer, kCFRunLoopDefaultMode); |
1256 | CFRelease(g.status_timer); | |
1257 | g.status_timer = NULL; | |
e53920b9 | 1258 | } |
ef416fc2 | 1259 | |
e53920b9 | 1260 | return keepLooking; |
ef416fc2 | 1261 | } |
1262 | ||
1263 | ||
e53920b9 | 1264 | /* |
09a101d6 | 1265 | * 'status_timer_cb()' - Status timer callback. |
ef416fc2 | 1266 | */ |
e53920b9 | 1267 | |
09a101d6 | 1268 | static void status_timer_cb(CFRunLoopTimerRef timer, |
1269 | void *info) | |
ef416fc2 | 1270 | { |
c5571a1d | 1271 | fputs("STATE: +offline-report\n", stderr); |
749b1e90 | 1272 | _cupsLangPuts(stderr, _("INFO: Printer is offline.\n")); |
0a682745 MS |
1273 | |
1274 | if (getenv("CLASS") != NULL) | |
1275 | { | |
1276 | /* | |
1277 | * If the CLASS environment variable is set, the job was submitted | |
1278 | * to a class and not to a specific queue. In this case, we want | |
1279 | * to abort immediately so that the job can be requeued on the next | |
1280 | * available printer in the class. | |
1281 | * | |
1282 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
1283 | */ | |
1284 | ||
1285 | sleep(5); | |
1286 | ||
1287 | exit(CUPS_BACKEND_FAILED); | |
1288 | } | |
ef416fc2 | 1289 | } |
1290 | ||
ef416fc2 | 1291 | |
e53920b9 | 1292 | #pragma mark - |
1293 | /* | |
1294 | * 'copy_deviceinfo()' - Copy strings from the 1284 device ID. | |
1295 | */ | |
ef416fc2 | 1296 | |
09a101d6 | 1297 | static void copy_deviceinfo(CFStringRef deviceIDString, |
1298 | CFStringRef *make, | |
1299 | CFStringRef *model, | |
1300 | CFStringRef *serial) | |
1301 | { | |
e53920b9 | 1302 | CFStringRef modelKeys[] = { CFSTR("MDL:"), CFSTR("MODEL:"), NULL }; |
1303 | CFStringRef makeKeys[] = { CFSTR("MFG:"), CFSTR("MANUFACTURER:"), NULL }; | |
1304 | CFStringRef serialKeys[] = { CFSTR("SN:"), CFSTR("SERN:"), NULL }; | |
1305 | ||
1306 | if (make != NULL) | |
0af14961 | 1307 | *make = copy_value_for_key(deviceIDString, makeKeys); |
568fa3fa | 1308 | |
e53920b9 | 1309 | if (model != NULL) |
0af14961 | 1310 | *model = copy_value_for_key(deviceIDString, modelKeys); |
568fa3fa | 1311 | |
e53920b9 | 1312 | if (serial != NULL) |
1313 | *serial = copy_value_for_key(deviceIDString, serialKeys); | |
1314 | } | |
ef416fc2 | 1315 | |
ef416fc2 | 1316 | |
e53920b9 | 1317 | /* |
1318 | * 'release_deviceinfo()' - Release deviceinfo strings. | |
1319 | */ | |
ef416fc2 | 1320 | |
09a101d6 | 1321 | static void release_deviceinfo(CFStringRef *make, |
1322 | CFStringRef *model, | |
1323 | CFStringRef *serial) | |
ef416fc2 | 1324 | { |
09a101d6 | 1325 | if (make != NULL && *make != NULL) |
1326 | { | |
e53920b9 | 1327 | CFRelease(*make); |
1328 | *make = NULL; | |
1329 | } | |
1330 | ||
09a101d6 | 1331 | if (model != NULL && *model != NULL) |
1332 | { | |
e53920b9 | 1333 | CFRelease(*model); |
1334 | *model = NULL; | |
1335 | } | |
1336 | ||
09a101d6 | 1337 | if (serial != NULL && *serial != NULL) |
1338 | { | |
e53920b9 | 1339 | CFRelease(*serial); |
1340 | *serial = NULL; | |
1341 | } | |
1342 | } | |
1343 | ||
1344 | ||
1345 | #pragma mark - | |
1346 | /* | |
1347 | * 'load_classdriver()' - Load a classdriver. | |
1348 | */ | |
1349 | ||
09a101d6 | 1350 | static kern_return_t load_classdriver(CFStringRef driverPath, |
1351 | printer_interface_t intf, | |
1352 | classdriver_t ***printerDriver) | |
e53920b9 | 1353 | { |
bf3816c7 MS |
1354 | kern_return_t kr = kUSBPrinterClassDeviceNotOpen; |
1355 | classdriver_t **driver = NULL; | |
1356 | CFStringRef bundle = driverPath ? driverPath : kUSBGenericTOPrinterClassDriver; | |
1357 | char bundlestr[1024]; /* Bundle path */ | |
1358 | struct stat bundleinfo; /* File information for bundle */ | |
1359 | CFURLRef url; /* URL for driver */ | |
1360 | CFPlugInRef plugin = NULL; /* Plug-in address */ | |
e53920b9 | 1361 | |
bf3816c7 MS |
1362 | |
1363 | CFStringGetCString(bundle, bundlestr, sizeof(bundlestr), kCFStringEncodingUTF8); | |
1364 | ||
1365 | /* | |
1366 | * Validate permissions for the class driver... | |
1367 | */ | |
1368 | ||
1369 | if (stat(bundlestr, &bundleinfo)) | |
09a101d6 | 1370 | { |
b0f6947b MS |
1371 | fprintf(stderr, "DEBUG: Unable to load class driver \"%s\": %s\n", |
1372 | bundlestr, strerror(errno)); | |
bf3816c7 MS |
1373 | return (kr); |
1374 | } | |
1375 | else if (bundleinfo.st_mode & S_IWOTH) | |
1376 | { | |
b0f6947b MS |
1377 | fprintf(stderr, "DEBUG: Unable to load class driver \"%s\": insecure file " |
1378 | "permissions (0%o)\n", bundlestr, bundleinfo.st_mode); | |
bf3816c7 MS |
1379 | return (kr); |
1380 | } | |
1381 | ||
1382 | /* | |
1383 | * Try loading the class driver... | |
1384 | */ | |
1385 | ||
1386 | url = CFURLCreateWithFileSystemPath(NULL, bundle, kCFURLPOSIXPathStyle, true); | |
e53920b9 | 1387 | |
bf3816c7 MS |
1388 | if (url) |
1389 | { | |
1390 | plugin = CFPlugInCreate(NULL, url); | |
1391 | CFRelease(url); | |
1392 | } | |
1393 | else | |
1394 | plugin = NULL; | |
e53920b9 | 1395 | |
bf3816c7 MS |
1396 | if (plugin) |
1397 | { | |
1398 | CFArrayRef factories = CFPlugInFindFactoriesForPlugInTypeInPlugIn(kUSBPrinterClassTypeID, plugin); | |
1399 | if (factories != NULL && CFArrayGetCount(factories) > 0) | |
09a101d6 | 1400 | { |
bf3816c7 MS |
1401 | CFUUIDRef factoryID = CFArrayGetValueAtIndex(factories, 0); |
1402 | IUnknownVTbl **iunknown = CFPlugInInstanceCreate(NULL, factoryID, kUSBPrinterClassTypeID); | |
1403 | if (iunknown != NULL) | |
09a101d6 | 1404 | { |
bf3816c7 MS |
1405 | kr = (*iunknown)->QueryInterface(iunknown, CFUUIDGetUUIDBytes(kUSBPrinterClassInterfaceID), (LPVOID *)&driver); |
1406 | if (kr == kIOReturnSuccess && driver != NULL) | |
09a101d6 | 1407 | { |
bf3816c7 MS |
1408 | classdriver_t **genericDriver = NULL; |
1409 | if (driverPath != NULL && CFStringCompare(driverPath, kUSBGenericTOPrinterClassDriver, 0) != kCFCompareEqualTo) | |
1410 | kr = load_classdriver(NULL, intf, &genericDriver); | |
e53920b9 | 1411 | |
bf3816c7 MS |
1412 | if (kr == kIOReturnSuccess) |
1413 | { | |
1414 | (*driver)->interface = intf; | |
1415 | (*driver)->Initialize(driver, genericDriver); | |
e53920b9 | 1416 | |
bf3816c7 MS |
1417 | (*driver)->plugin = plugin; |
1418 | (*driver)->interface = intf; | |
1419 | *printerDriver = driver; | |
e53920b9 | 1420 | } |
e53920b9 | 1421 | } |
bf3816c7 | 1422 | (*iunknown)->Release(iunknown); |
e53920b9 | 1423 | } |
bf3816c7 | 1424 | CFRelease(factories); |
ef416fc2 | 1425 | } |
e53920b9 | 1426 | } |
1427 | ||
c0e1af83 | 1428 | fprintf(stderr, "DEBUG: load_classdriver(%s) (kr:0x%08x)\n", bundlestr, (int)kr); |
ef416fc2 | 1429 | |
bf3816c7 | 1430 | return (kr); |
ef416fc2 | 1431 | } |
1432 | ||
1433 | ||
e53920b9 | 1434 | /* |
1435 | * 'unload_classdriver()' - Unload a classdriver. | |
1436 | */ | |
ef416fc2 | 1437 | |
09a101d6 | 1438 | static kern_return_t unload_classdriver(classdriver_t ***classdriver) |
e53920b9 | 1439 | { |
09a101d6 | 1440 | if (*classdriver != NULL) |
1441 | { | |
1442 | (**classdriver)->Release(*classdriver); | |
1443 | *classdriver = NULL; | |
e53920b9 | 1444 | } |
ef416fc2 | 1445 | |
e53920b9 | 1446 | return kIOReturnSuccess; |
1447 | } | |
ef416fc2 | 1448 | |
ef416fc2 | 1449 | |
e53920b9 | 1450 | /* |
09a101d6 | 1451 | * 'load_printerdriver()' - Load vendor's classdriver. |
411affcf | 1452 | * |
1453 | * If driverBundlePath is not NULL on return it is the callers responsbility to release it! | |
e53920b9 | 1454 | */ |
ef416fc2 | 1455 | |
09a101d6 | 1456 | static kern_return_t load_printerdriver(CFStringRef *driverBundlePath) |
ef416fc2 | 1457 | { |
7594b224 | 1458 | IOCFPlugInInterface **iodev = NULL; |
1459 | SInt32 score; | |
1460 | kern_return_t kr; | |
1461 | printer_interface_t intf; | |
1462 | HRESULT res; | |
1463 | ||
09a101d6 | 1464 | kr = IOCreatePlugInInterfaceForService(g.printer_obj, kIOUSBInterfaceUserClientTypeID, kIOCFPlugInInterfaceID, &iodev, &score); |
7594b224 | 1465 | if (kr == kIOReturnSuccess) |
1466 | { | |
1467 | if ((res = (*iodev)->QueryInterface(iodev, USB_INTERFACE_KIND, (LPVOID *) &intf)) == noErr) | |
1468 | { | |
09a101d6 | 1469 | *driverBundlePath = IORegistryEntryCreateCFProperty(g.printer_obj, kUSBClassDriverProperty, NULL, kNilOptions); |
e53920b9 | 1470 | |
09a101d6 | 1471 | kr = load_classdriver(*driverBundlePath, intf, &g.classdriver); |
ef416fc2 | 1472 | |
e53920b9 | 1473 | if (kr != kIOReturnSuccess) |
1474 | (*intf)->Release(intf); | |
1475 | } | |
1476 | IODestroyPlugInInterface(iodev); | |
1477 | } | |
1478 | return kr; | |
ef416fc2 | 1479 | } |
1480 | ||
1481 | ||
e53920b9 | 1482 | /* |
1483 | * 'registry_open()' - Open a connection to the printer. | |
1484 | */ | |
ef416fc2 | 1485 | |
09a101d6 | 1486 | static kern_return_t registry_open(CFStringRef *driverBundlePath) |
e53920b9 | 1487 | { |
09a101d6 | 1488 | g.bidi_flag = 0; /* 0=unidirectional */ |
f7deaa1a | 1489 | |
09a101d6 | 1490 | kern_return_t kr = load_printerdriver(driverBundlePath); |
1491 | if (kr != kIOReturnSuccess) | |
e53920b9 | 1492 | kr = -2; |
ef416fc2 | 1493 | |
09a101d6 | 1494 | if (g.classdriver != NULL) |
1495 | { | |
bc44d920 | 1496 | (*g.classdriver)->interfaceNumber = g.interfaceNum; |
09a101d6 | 1497 | kr = (*g.classdriver)->Open(g.classdriver, g.location, kUSBPrintingProtocolBidirectional); |
1498 | if (kr != kIOReturnSuccess || (*g.classdriver)->interface == NULL) | |
1499 | { | |
1500 | kr = (*g.classdriver)->Open(g.classdriver, g.location, kUSBPrintingProtocolUnidirectional); | |
1501 | if (kr == kIOReturnSuccess) | |
1502 | { | |
1503 | if ((*g.classdriver)->interface == NULL) | |
1504 | { | |
1505 | (*g.classdriver)->Close(g.classdriver); | |
e53920b9 | 1506 | kr = -1; |
1507 | } | |
1508 | } | |
1509 | } | |
09a101d6 | 1510 | else |
1511 | g.bidi_flag = 1; /* 1=bidirectional */ | |
e53920b9 | 1512 | } |
ef416fc2 | 1513 | |
09a101d6 | 1514 | if (kr != kIOReturnSuccess) |
1515 | unload_classdriver(&g.classdriver); | |
ef416fc2 | 1516 | |
e53920b9 | 1517 | return kr; |
1518 | } | |
ef416fc2 | 1519 | |
ef416fc2 | 1520 | |
e53920b9 | 1521 | /* |
1522 | * 'registry_close()' - Close the connection to the printer. | |
1523 | */ | |
ef416fc2 | 1524 | |
09a101d6 | 1525 | static kern_return_t registry_close() |
ef416fc2 | 1526 | { |
09a101d6 | 1527 | if (g.classdriver != NULL) |
1528 | (*g.classdriver)->Close(g.classdriver); | |
1529 | ||
1530 | unload_classdriver(&g.classdriver); | |
e53920b9 | 1531 | return kIOReturnSuccess; |
ef416fc2 | 1532 | } |
1533 | ||
1534 | ||
e53920b9 | 1535 | /* |
1536 | * 'copy_deviceid()' - Copy the 1284 device id string. | |
1537 | */ | |
1538 | ||
09a101d6 | 1539 | static OSStatus copy_deviceid(classdriver_t **classdriver, |
1540 | CFStringRef *deviceID) | |
ef416fc2 | 1541 | { |
e53920b9 | 1542 | CFStringRef devID = NULL, |
1543 | ||
1544 | deviceMake = NULL, | |
1545 | deviceModel = NULL, | |
1546 | deviceSerial = NULL; | |
1547 | ||
09a101d6 | 1548 | OSStatus err = (*classdriver)->GetDeviceID(classdriver, &devID, DEFAULT_TIMEOUT); |
e53920b9 | 1549 | |
1550 | copy_deviceinfo(devID, &deviceMake, &deviceModel, &deviceSerial); | |
1551 | ||
09a101d6 | 1552 | if (deviceMake == NULL || deviceModel == NULL || deviceSerial == NULL) |
1553 | { | |
e53920b9 | 1554 | IOUSBDeviceDescriptor desc; |
1555 | iodevice_request_t request; | |
1556 | ||
09a101d6 | 1557 | request.requestType = USBmakebmRequestType(kUSBIn, kUSBStandard, kUSBDevice); |
e53920b9 | 1558 | request.request = kUSBRqGetDescriptor; |
1559 | request.value = (kUSBDeviceDesc << 8) | 0; | |
1560 | request.index = 0; | |
1561 | request.length = sizeof(desc); | |
1562 | request.buffer = &desc; | |
09a101d6 | 1563 | err = (*classdriver)->DeviceRequest(classdriver, &request, DEFAULT_TIMEOUT); |
1564 | if (err == kIOReturnSuccess) | |
1565 | { | |
e53920b9 | 1566 | CFMutableStringRef newDevID = CFStringCreateMutable(NULL, 0); |
1567 | ||
09a101d6 | 1568 | if (deviceMake == NULL) |
1569 | { | |
e53920b9 | 1570 | CFStringRef data = NULL; |
09a101d6 | 1571 | err = (*classdriver)->GetString(classdriver, desc.iManufacturer, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1572 | if (data != NULL) | |
1573 | { | |
e53920b9 | 1574 | CFStringAppendFormat(newDevID, NULL, CFSTR("MFG:%@;"), data); |
1575 | CFRelease(data); | |
ef416fc2 | 1576 | } |
e53920b9 | 1577 | } |
1578 | ||
09a101d6 | 1579 | if (deviceModel == NULL) |
1580 | { | |
e53920b9 | 1581 | CFStringRef data = NULL; |
09a101d6 | 1582 | err = (*classdriver)->GetString(classdriver, desc.iProduct, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1583 | if (data != NULL) | |
1584 | { | |
e53920b9 | 1585 | CFStringAppendFormat(newDevID, NULL, CFSTR("MDL:%@;"), data); |
1586 | CFRelease(data); | |
ef416fc2 | 1587 | } |
e53920b9 | 1588 | } |
1589 | ||
09a101d6 | 1590 | if (deviceSerial == NULL && desc.iSerialNumber != 0) |
1591 | { | |
e53920b9 | 1592 | CFStringRef data = NULL; |
09a101d6 | 1593 | err = (*classdriver)->GetString(classdriver, desc.iSerialNumber, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1594 | if (data != NULL) | |
1595 | { | |
e53920b9 | 1596 | CFStringAppendFormat(newDevID, NULL, CFSTR("SERN:%@;"), data); |
1597 | CFRelease(data); | |
ef416fc2 | 1598 | } |
e53920b9 | 1599 | } |
ef416fc2 | 1600 | |
09a101d6 | 1601 | if (devID != NULL) |
1602 | { | |
e53920b9 | 1603 | CFStringAppend(newDevID, devID); |
1604 | CFRelease(devID); | |
1605 | } | |
ef416fc2 | 1606 | |
e53920b9 | 1607 | *deviceID = newDevID; |
1608 | } | |
1609 | } | |
09a101d6 | 1610 | else |
1611 | { | |
e53920b9 | 1612 | *deviceID = devID; |
1613 | } | |
1614 | release_deviceinfo(&deviceMake, &deviceModel, &deviceSerial); | |
ef416fc2 | 1615 | |
e53920b9 | 1616 | return err; |
1617 | } | |
ef416fc2 | 1618 | |
ef416fc2 | 1619 | |
e53920b9 | 1620 | /* |
1621 | * 'copy_devicestring()' - Copy the 1284 device id string. | |
1622 | */ | |
ef416fc2 | 1623 | |
09a101d6 | 1624 | static void copy_devicestring(io_service_t usbInterface, |
1625 | CFStringRef *deviceID, | |
bc44d920 | 1626 | UInt32 *deviceLocation, |
1627 | UInt8 *interfaceNumber ) | |
e53920b9 | 1628 | { |
7594b224 | 1629 | IOCFPlugInInterface **iodev = NULL; |
1630 | SInt32 score; | |
1631 | kern_return_t kr; | |
1632 | printer_interface_t intf; | |
1633 | HRESULT res; | |
09a101d6 | 1634 | classdriver_t **klassDriver = NULL; |
7594b224 | 1635 | CFStringRef driverBundlePath; |
1636 | ||
09a101d6 | 1637 | if ((kr = IOCreatePlugInInterfaceForService(usbInterface, |
1638 | kIOUSBInterfaceUserClientTypeID, | |
1639 | kIOCFPlugInInterfaceID, | |
1640 | &iodev, &score)) == kIOReturnSuccess) | |
7594b224 | 1641 | { |
09a101d6 | 1642 | if ((res = (*iodev)->QueryInterface(iodev, USB_INTERFACE_KIND, (LPVOID *) |
1643 | &intf)) == noErr) | |
7594b224 | 1644 | { |
09a101d6 | 1645 | (*intf)->GetLocationID(intf, deviceLocation); |
bc44d920 | 1646 | (*intf)->GetInterfaceNumber(intf, interfaceNumber); |
e53920b9 | 1647 | |
09a101d6 | 1648 | driverBundlePath = IORegistryEntryCreateCFProperty(usbInterface, |
1649 | kUSBClassDriverProperty, | |
1650 | NULL, kNilOptions); | |
e53920b9 | 1651 | |
7594b224 | 1652 | kr = load_classdriver(driverBundlePath, intf, &klassDriver); |
ef416fc2 | 1653 | |
7594b224 | 1654 | if (kr != kIOReturnSuccess && driverBundlePath != NULL) |
1655 | kr = load_classdriver(NULL, intf, &klassDriver); | |
1656 | ||
09a101d6 | 1657 | if (kr == kIOReturnSuccess && klassDriver != NULL) |
1658 | kr = copy_deviceid(klassDriver, deviceID); | |
ef416fc2 | 1659 | |
7594b224 | 1660 | unload_classdriver(&klassDriver); |
1661 | ||
1662 | if (driverBundlePath != NULL) | |
1663 | CFRelease(driverBundlePath); | |
ef416fc2 | 1664 | |
e53920b9 | 1665 | /* (*intf)->Release(intf); */ |
09a101d6 | 1666 | } |
e53920b9 | 1667 | IODestroyPlugInInterface(iodev); |
1668 | } | |
1669 | } | |
ef416fc2 | 1670 | |
ef416fc2 | 1671 | |
e53920b9 | 1672 | #pragma mark - |
1673 | /* | |
1674 | * 'copy_value_for_key()' - Copy value string associated with a key. | |
1675 | */ | |
ef416fc2 | 1676 | |
09a101d6 | 1677 | static CFStringRef copy_value_for_key(CFStringRef deviceID, |
1678 | CFStringRef *keys) | |
ef416fc2 | 1679 | { |
e53920b9 | 1680 | CFStringRef value = NULL; |
1681 | CFArrayRef kvPairs = deviceID != NULL ? CFStringCreateArrayBySeparatingStrings(NULL, deviceID, CFSTR(";")) : NULL; | |
1682 | CFIndex max = kvPairs != NULL ? CFArrayGetCount(kvPairs) : 0; | |
1683 | CFIndex idx = 0; | |
1684 | ||
09a101d6 | 1685 | while (idx < max && value == NULL) |
1686 | { | |
e53920b9 | 1687 | CFStringRef kvpair = CFArrayGetValueAtIndex(kvPairs, idx); |
1688 | CFIndex idxx = 0; | |
09a101d6 | 1689 | while (keys[idxx] != NULL && value == NULL) |
1690 | { | |
e53920b9 | 1691 | CFRange range = CFStringFind(kvpair, keys[idxx], kCFCompareCaseInsensitive); |
09a101d6 | 1692 | if (range.length != -1) |
1693 | { | |
1694 | if (range.location != 0) | |
1695 | { | |
e53920b9 | 1696 | CFMutableStringRef theString = CFStringCreateMutableCopy(NULL, 0, kvpair); |
1697 | CFStringTrimWhitespace(theString); | |
1698 | range = CFStringFind(theString, keys[idxx], kCFCompareCaseInsensitive); | |
09a101d6 | 1699 | if (range.location == 0) |
e53920b9 | 1700 | value = CFStringCreateWithSubstring(NULL, theString, CFRangeMake(range.length, CFStringGetLength(theString) - range.length)); |
09a101d6 | 1701 | |
e53920b9 | 1702 | CFRelease(theString); |
1703 | } | |
09a101d6 | 1704 | else |
1705 | { | |
e53920b9 | 1706 | CFStringRef theString = CFStringCreateWithSubstring(NULL, kvpair, CFRangeMake(range.length, CFStringGetLength(kvpair) - range.length)); |
1707 | CFMutableStringRef theString2 = CFStringCreateMutableCopy(NULL, 0, theString); | |
1708 | CFRelease(theString); | |
ef416fc2 | 1709 | |
e53920b9 | 1710 | CFStringTrimWhitespace(theString2); |
1711 | value = theString2; | |
ef416fc2 | 1712 | } |
e53920b9 | 1713 | } |
1714 | idxx++; | |
ef416fc2 | 1715 | } |
e53920b9 | 1716 | idx++; |
1717 | } | |
1718 | ||
1719 | if (kvPairs != NULL) | |
09a101d6 | 1720 | CFRelease(kvPairs); |
e53920b9 | 1721 | return value; |
ef416fc2 | 1722 | } |
1723 | ||
1724 | ||
411affcf | 1725 | /* |
09a101d6 | 1726 | * 'cfstr_create_trim()' - Create CFString and trim whitespace characters. |
411affcf | 1727 | */ |
1728 | ||
09a101d6 | 1729 | CFStringRef cfstr_create_trim(const char *cstr) |
411affcf | 1730 | { |
1731 | CFStringRef cfstr; | |
1732 | CFMutableStringRef cfmutablestr = NULL; | |
09a101d6 | 1733 | |
411affcf | 1734 | if ((cfstr = CFStringCreateWithCString(NULL, cstr, kCFStringEncodingUTF8)) != NULL) |
1735 | { | |
1736 | if ((cfmutablestr = CFStringCreateMutableCopy(NULL, 1024, cfstr)) != NULL) | |
1737 | CFStringTrimWhitespace(cfmutablestr); | |
1738 | ||
1739 | CFRelease(cfstr); | |
1740 | } | |
1741 | return (CFStringRef) cfmutablestr; | |
1742 | } | |
1743 | ||
1744 | ||
e53920b9 | 1745 | #pragma mark - |
1746 | /* | |
db1f069b | 1747 | * 'parse_options()' - Parse URI options. |
e53920b9 | 1748 | */ |
ef416fc2 | 1749 | |
db1f069b | 1750 | static void parse_options(char *options, |
09a101d6 | 1751 | char *serial, |
76cd9e37 | 1752 | int serial_size, |
09a101d6 | 1753 | UInt32 *location, |
1754 | Boolean *wait_eof) | |
e53920b9 | 1755 | { |
db1f069b MS |
1756 | char sep, /* Separator character */ |
1757 | *name, /* Name of option */ | |
1758 | *value; /* Value of option */ | |
1759 | ||
ef416fc2 | 1760 | |
e53920b9 | 1761 | if (serial) |
1762 | *serial = '\0'; | |
1763 | if (location) | |
1764 | *location = 0; | |
ef416fc2 | 1765 | |
e53920b9 | 1766 | if (!options) |
1767 | return; | |
ef416fc2 | 1768 | |
db1f069b | 1769 | while (*options) |
09a101d6 | 1770 | { |
db1f069b MS |
1771 | /* |
1772 | * Get the name... | |
1773 | */ | |
ef416fc2 | 1774 | |
db1f069b | 1775 | name = options; |
ef416fc2 | 1776 | |
db1f069b | 1777 | while (*options && *options != '=' && *options != '+' && *options != '&') |
e53920b9 | 1778 | options ++; |
ef416fc2 | 1779 | |
db1f069b MS |
1780 | if ((sep = *options) != '\0') |
1781 | *options++ = '\0'; | |
ef416fc2 | 1782 | |
db1f069b MS |
1783 | if (sep == '=') |
1784 | { | |
1785 | /* | |
1786 | * Get the value... | |
1787 | */ | |
ef416fc2 | 1788 | |
db1f069b MS |
1789 | value = options; |
1790 | ||
1791 | while (*options && *options != '+' && *options != '&') | |
e53920b9 | 1792 | options ++; |
db1f069b MS |
1793 | |
1794 | if (*options) | |
1795 | *options++ = '\0'; | |
e53920b9 | 1796 | } |
db1f069b MS |
1797 | else |
1798 | value = (char *)""; | |
ef416fc2 | 1799 | |
db1f069b MS |
1800 | /* |
1801 | * Process the option... | |
1802 | */ | |
1803 | ||
1804 | if (!strcasecmp(name, "waiteof")) | |
09a101d6 | 1805 | { |
db1f069b MS |
1806 | if (!strcasecmp(value, "on") || |
1807 | !strcasecmp(value, "yes") || | |
1808 | !strcasecmp(value, "true")) | |
09a101d6 | 1809 | *wait_eof = true; |
db1f069b MS |
1810 | else if (!strcasecmp(value, "off") || |
1811 | !strcasecmp(value, "no") || | |
1812 | !strcasecmp(value, "false")) | |
09a101d6 | 1813 | *wait_eof = false; |
1814 | else | |
db1f069b MS |
1815 | _cupsLangPrintf(stderr, |
1816 | _("WARNING: Boolean expected for waiteof option " | |
1817 | "\"%s\"\n"), value); | |
e53920b9 | 1818 | } |
db1f069b | 1819 | else if (!strcasecmp(name, "serial")) |
76cd9e37 | 1820 | strlcpy(serial, value, serial_size); |
db1f069b | 1821 | else if (!strcasecmp(name, "location") && location) |
e53920b9 | 1822 | *location = strtol(value, NULL, 16); |
e53920b9 | 1823 | } |
e53920b9 | 1824 | } |
ef416fc2 | 1825 | |
ef416fc2 | 1826 | |
e53920b9 | 1827 | /*! |
1828 | * @function setup_cfLanguage | |
ac884b6a | 1829 | * @abstract Convert the contents of the CUPS 'APPLE_LANGUAGE' environment |
e53920b9 | 1830 | * variable into a one element CF array of languages. |
1831 | * | |
1832 | * @discussion Each submitted job comes with a natural language. CUPS passes | |
1833 | * that language in an environment variable. We take that language | |
1834 | * and jam it into the AppleLanguages array so that CF will use | |
1835 | * it when reading localized resources. We need to do this before | |
1836 | * any CF code reads and caches the languages array, so this function | |
1837 | * should be called early in main() | |
1838 | */ | |
1839 | static void setup_cfLanguage(void) | |
1840 | { | |
1841 | CFStringRef lang[1] = {NULL}; | |
1842 | CFArrayRef langArray = NULL; | |
1843 | const char *requestedLang = NULL; | |
1844 | ||
ac884b6a MS |
1845 | if ((requestedLang = getenv("APPLE_LANGUAGE")) == NULL) |
1846 | requestedLang = getenv("LANG"); | |
1847 | ||
09a101d6 | 1848 | if (requestedLang != NULL) |
1849 | { | |
e53920b9 | 1850 | lang[0] = CFStringCreateWithCString(kCFAllocatorDefault, requestedLang, kCFStringEncodingUTF8); |
1851 | langArray = CFArrayCreate(kCFAllocatorDefault, (const void **)lang, sizeof(lang) / sizeof(lang[0]), &kCFTypeArrayCallBacks); | |
1852 | ||
28b9d139 | 1853 | CFPreferencesSetValue(CFSTR("AppleLanguages"), langArray, kCFPreferencesCurrentApplication, kCFPreferencesAnyUser, kCFPreferencesAnyHost); |
005dd1eb | 1854 | fprintf(stderr, "DEBUG: usb: AppleLanguages=\"%s\"\n", requestedLang); |
e53920b9 | 1855 | |
1856 | CFRelease(lang[0]); | |
1857 | CFRelease(langArray); | |
e53920b9 | 1858 | } |
09a101d6 | 1859 | else |
ac884b6a | 1860 | fputs("DEBUG: usb: LANG and APPLE_LANGUAGE environment variables missing.\n", stderr); |
e53920b9 | 1861 | } |
ef416fc2 | 1862 | |
e53920b9 | 1863 | #pragma mark - |
749b1e90 | 1864 | #if defined(__i386__) || defined(__x86_64__) |
e53920b9 | 1865 | /*! |
749b1e90 | 1866 | * @function run_legacy_backend |
e53920b9 | 1867 | * |
749b1e90 | 1868 | * @abstract Starts child backend process running as a ppc or i386 executable. |
e53920b9 | 1869 | * |
1870 | * @result Never returns; always calls exit(). | |
1871 | * | |
09a101d6 | 1872 | * @discussion |
e53920b9 | 1873 | */ |
749b1e90 MS |
1874 | static void run_legacy_backend(int argc, |
1875 | char *argv[], | |
1876 | int fd) | |
e53920b9 | 1877 | { |
1878 | int i; | |
1879 | int exitstatus = 0; | |
1880 | int childstatus; | |
1881 | pid_t waitpid_status; | |
1882 | char *my_argv[32]; | |
749b1e90 | 1883 | char *usb_legacy_status; |
ef416fc2 | 1884 | |
749b1e90 MS |
1885 | /* |
1886 | * If we're running as x86_64 or i386 and couldn't load the class driver | |
1887 | * (because it's ppc or i386), then try to re-exec ourselves in ppc or i386 | |
1888 | * mode to try again. If we don't have a ppc or i386 architecture we may be | |
1889 | * running with the same architecture again so guard against this by setting | |
1890 | * and testing an environment variable... | |
1891 | */ | |
e53920b9 | 1892 | |
749b1e90 MS |
1893 | # ifdef __x86_64__ |
1894 | usb_legacy_status = getenv("USB_I386_STATUS"); | |
1895 | # else | |
1896 | usb_legacy_status = getenv("USB_PPC_STATUS"); | |
1897 | # endif /* __x86_64__ */ | |
1898 | ||
1899 | if (!usb_legacy_status) | |
09a101d6 | 1900 | { |
bc44d920 | 1901 | /* |
1902 | * Setup a SIGTERM handler then block it before forking... | |
1903 | */ | |
ef416fc2 | 1904 | |
bc44d920 | 1905 | struct sigaction action; /* POSIX signal action */ |
1906 | sigset_t newmask, /* New signal mask */ | |
1907 | oldmask; /* Old signal mask */ | |
58dc1933 MS |
1908 | char usbpath[1024]; /* Path to USB backend */ |
1909 | const char *cups_serverbin;/* Path to CUPS binaries */ | |
1910 | ||
bc44d920 | 1911 | |
1912 | memset(&action, 0, sizeof(action)); | |
1913 | sigaddset(&action.sa_mask, SIGTERM); | |
1914 | action.sa_handler = sigterm_handler; | |
1915 | sigaction(SIGTERM, &action, NULL); | |
1916 | ||
1917 | sigemptyset(&newmask); | |
1918 | sigaddset(&newmask, SIGTERM); | |
1919 | sigprocmask(SIG_BLOCK, &newmask, &oldmask); | |
ef416fc2 | 1920 | |
749b1e90 MS |
1921 | /* |
1922 | * Set the environment variable... | |
1923 | */ | |
bc44d920 | 1924 | |
749b1e90 MS |
1925 | # ifdef __x86_64__ |
1926 | setenv("USB_I386_STATUS", "1", false); | |
1927 | # else | |
1928 | setenv("USB_PPC_STATUS", "1", false); | |
1929 | # endif /* __x86_64__ */ | |
bc44d920 | 1930 | |
749b1e90 MS |
1931 | /* |
1932 | * Tell the kernel to use the specified CPU architecture... | |
1933 | */ | |
bc44d920 | 1934 | |
749b1e90 MS |
1935 | # ifdef __x86_64__ |
1936 | cpu_type_t cpu = CPU_TYPE_I386; | |
1937 | # else | |
1938 | cpu_type_t cpu = CPU_TYPE_POWERPC; | |
1939 | # endif /* __x86_64__ */ | |
9a4f8274 | 1940 | size_t ocount = 1; |
749b1e90 | 1941 | posix_spawnattr_t attrs; |
ef416fc2 | 1942 | |
749b1e90 MS |
1943 | if (!posix_spawnattr_init(&attrs)) |
1944 | { | |
b19ccc9e MS |
1945 | posix_spawnattr_setsigdefault(&attrs, &oldmask); |
1946 | if (posix_spawnattr_setbinpref_np(&attrs, 1, &cpu, &ocount) || ocount != 1) | |
9a4f8274 MS |
1947 | { |
1948 | # ifdef __x86_64__ | |
1949 | perror("DEBUG: Unable to set binary preference to i386"); | |
1950 | # else | |
1951 | perror("DEBUG: Unable to set binary preference to ppc"); | |
1952 | # endif /* __x86_64__ */ | |
1953 | _cupsLangPrintf(stderr, _("Unable to use legacy USB class driver!\n")); | |
1954 | exit(CUPS_BACKEND_STOP); | |
1955 | } | |
749b1e90 | 1956 | } |
bc44d920 | 1957 | |
749b1e90 MS |
1958 | /* |
1959 | * Set up the arguments and call posix_spawn... | |
1960 | */ | |
ef416fc2 | 1961 | |
58dc1933 MS |
1962 | if ((cups_serverbin = getenv("CUPS_SERVERBIN")) == NULL) |
1963 | cups_serverbin = CUPS_SERVERBIN; | |
1964 | snprintf(usbpath, sizeof(usbpath), "%s/backend/usb", cups_serverbin); | |
1965 | ||
749b1e90 MS |
1966 | for (i = 0; i < argc && i < (sizeof(my_argv) / sizeof(my_argv[0])) - 1; i ++) |
1967 | my_argv[i] = argv[i]; | |
ef416fc2 | 1968 | |
749b1e90 | 1969 | my_argv[i] = NULL; |
ef416fc2 | 1970 | |
58dc1933 | 1971 | if (posix_spawn(&child_pid, usbpath, NULL, &attrs, my_argv, environ)) |
09a101d6 | 1972 | { |
58dc1933 MS |
1973 | fprintf(stderr, "DEBUG: Unable to exec %s: %s\n", usbpath, |
1974 | strerror(errno)); | |
9a4f8274 | 1975 | _cupsLangPrintf(stderr, _("Unable to use legacy USB class driver!\n")); |
749b1e90 | 1976 | exit(CUPS_BACKEND_STOP); |
bc44d920 | 1977 | } |
e53920b9 | 1978 | |
bc44d920 | 1979 | /* |
1980 | * Unblock signals... | |
1981 | */ | |
e53920b9 | 1982 | |
bc44d920 | 1983 | sigprocmask(SIG_SETMASK, &oldmask, NULL); |
e53920b9 | 1984 | |
bc44d920 | 1985 | /* |
1986 | * Close the fds we won't be using then wait for the child backend to exit. | |
1987 | */ | |
1988 | ||
1989 | close(fd); | |
1990 | close(1); | |
1991 | ||
005dd1eb MS |
1992 | fprintf(stderr, "DEBUG: Started usb(legacy) backend (PID %d)\n", |
1993 | (int)child_pid); | |
bc44d920 | 1994 | |
1995 | while ((waitpid_status = waitpid(child_pid, &childstatus, 0)) == (pid_t)-1 && errno == EINTR) | |
1996 | usleep(1000); | |
1997 | ||
1998 | if (WIFSIGNALED(childstatus)) | |
1999 | { | |
749b1e90 | 2000 | exitstatus = CUPS_BACKEND_STOP; |
005dd1eb | 2001 | fprintf(stderr, "DEBUG: usb(legacy) backend %d crashed on signal %d!\n", |
749b1e90 | 2002 | child_pid, WTERMSIG(childstatus)); |
ef416fc2 | 2003 | } |
09a101d6 | 2004 | else |
2005 | { | |
bc44d920 | 2006 | if ((exitstatus = WEXITSTATUS(childstatus)) != 0) |
005dd1eb MS |
2007 | fprintf(stderr, |
2008 | "DEBUG: usb(legacy) backend %d stopped with status %d!\n", | |
2009 | child_pid, exitstatus); | |
bc44d920 | 2010 | else |
005dd1eb MS |
2011 | fprintf(stderr, "DEBUG: usb(legacy) backend %d exited with no errors\n", |
2012 | child_pid); | |
e53920b9 | 2013 | } |
2014 | } | |
09a101d6 | 2015 | else |
2016 | { | |
005dd1eb | 2017 | fputs("DEBUG: usb(legacy) backend running native again\n", stderr); |
749b1e90 | 2018 | exitstatus = CUPS_BACKEND_STOP; |
e53920b9 | 2019 | } |
ef416fc2 | 2020 | |
e53920b9 | 2021 | exit(exitstatus); |
2022 | } | |
f11a948a MS |
2023 | #endif /* __i386__ || __x86_64__ */ |
2024 | ||
ef416fc2 | 2025 | |
e53920b9 | 2026 | /* |
2027 | * 'sigterm_handler()' - SIGTERM handler. | |
2028 | */ | |
ef416fc2 | 2029 | |
f11a948a MS |
2030 | static void |
2031 | sigterm_handler(int sig) /* I - Signal */ | |
ef416fc2 | 2032 | { |
f11a948a | 2033 | #if defined(__i386__) || defined(__x86_64__) |
e53920b9 | 2034 | if (child_pid) |
f11a948a MS |
2035 | { |
2036 | /* | |
2037 | * If we started a child process pass the signal on to it... | |
2038 | */ | |
e53920b9 | 2039 | |
f11a948a MS |
2040 | int status; |
2041 | ||
2042 | kill(child_pid, sig); | |
2043 | while (waitpid(child_pid, &status, 0) < 0 && errno == EINTR); | |
ef416fc2 | 2044 | |
f11a948a MS |
2045 | if (WIFEXITED(status)) |
2046 | exit(WEXITSTATUS(status)); | |
2047 | else if (status == SIGTERM || status == SIGKILL) | |
2048 | exit(0); | |
2049 | else | |
2050 | { | |
2051 | fprintf(stderr, "DEBUG: Child crashed on signal %d!\n", status); | |
2052 | exit(CUPS_BACKEND_STOP); | |
2053 | } | |
2054 | } | |
749b1e90 | 2055 | #endif /* __i386__ || __x86_64__ */ |
ef416fc2 | 2056 | |
f11a948a MS |
2057 | /* |
2058 | * Otherwise just flag that the job has been canceled... | |
2059 | */ | |
2060 | ||
2061 | job_canceled = 1; | |
2062 | } | |
2063 | ||
ef416fc2 | 2064 | |
e53920b9 | 2065 | #ifdef PARSE_PS_ERRORS |
2066 | /* | |
2067 | * 'next_line()' - Find the next line in a buffer. | |
2068 | */ | |
ef416fc2 | 2069 | |
e53920b9 | 2070 | static const char *next_line (const char *buffer) |
ef416fc2 | 2071 | { |
e53920b9 | 2072 | const char *cptr, *lptr = NULL; |
ef416fc2 | 2073 | |
e53920b9 | 2074 | for (cptr = buffer; *cptr && lptr == NULL; cptr++) |
2075 | if (*cptr == '\n' || *cptr == '\r') | |
2076 | lptr = cptr; | |
2077 | return lptr; | |
ef416fc2 | 2078 | } |
2079 | ||
ef416fc2 | 2080 | |
e53920b9 | 2081 | /* |
2082 | * 'parse_pserror()' - Scan the backchannel data for postscript errors. | |
2083 | */ | |
ef416fc2 | 2084 | |
09a101d6 | 2085 | static void parse_pserror(char *sockBuffer, |
2086 | int len) | |
ef416fc2 | 2087 | { |
e53920b9 | 2088 | static char gErrorBuffer[1024] = ""; |
2089 | static char *gErrorBufferPtr = gErrorBuffer; | |
2090 | static char *gErrorBufferEndPtr = gErrorBuffer + sizeof(gErrorBuffer); | |
2091 | ||
2092 | char *pCommentBegin, *pCommentEnd, *pLineEnd; | |
2093 | char *logLevel; | |
2094 | char logstr[1024]; | |
2095 | int logstrlen; | |
2096 | ||
2097 | if (gErrorBufferPtr + len > gErrorBufferEndPtr - 1) | |
2098 | gErrorBufferPtr = gErrorBuffer; | |
2099 | if (len > sizeof(gErrorBuffer) - 1) | |
2100 | len = sizeof(gErrorBuffer) - 1; | |
2101 | ||
2102 | memcpy(gErrorBufferPtr, (const void *)sockBuffer, len); | |
2103 | gErrorBufferPtr += len; | |
2104 | *(gErrorBufferPtr + 1) = '\0'; | |
2105 | ||
e53920b9 | 2106 | pLineEnd = (char *)next_line((const char *)gErrorBuffer); |
09a101d6 | 2107 | while (pLineEnd != NULL) |
2108 | { | |
e53920b9 | 2109 | *pLineEnd++ = '\0'; |
2110 | ||
2111 | pCommentBegin = strstr(gErrorBuffer,"%%["); | |
2112 | pCommentEnd = strstr(gErrorBuffer, "]%%"); | |
09a101d6 | 2113 | if (pCommentBegin != gErrorBuffer && pCommentEnd != NULL) |
2114 | { | |
e53920b9 | 2115 | pCommentEnd += 3; /* Skip past "]%%" */ |
2116 | *pCommentEnd = '\0'; /* There's always room for the nul */ | |
2117 | ||
2118 | if (strncasecmp(pCommentBegin, "%%[ Error:", 10) == 0) | |
2119 | logLevel = "DEBUG"; | |
2120 | else if (strncasecmp(pCommentBegin, "%%[ Flushing", 12) == 0) | |
2121 | logLevel = "DEBUG"; | |
2122 | else | |
2123 | logLevel = "INFO"; | |
2124 | ||
09a101d6 | 2125 | if ((logstrlen = snprintf(logstr, sizeof(logstr), "%s: %s\n", logLevel, pCommentBegin)) >= sizeof(logstr)) |
2126 | { | |
e53920b9 | 2127 | /* If the string was trucnated make sure it has a linefeed before the nul */ |
2128 | logstrlen = sizeof(logstr) - 1; | |
2129 | logstr[logstrlen - 1] = '\n'; | |
2130 | } | |
2131 | write(STDERR_FILENO, logstr, logstrlen); | |
ef416fc2 | 2132 | } |
ef416fc2 | 2133 | |
e53920b9 | 2134 | /* move everything over... */ |
2135 | strcpy(gErrorBuffer, pLineEnd); | |
2136 | gErrorBufferPtr = gErrorBuffer; | |
2137 | pLineEnd = (char *)next_line((const char *)gErrorBuffer); | |
2138 | } | |
ef416fc2 | 2139 | } |
e53920b9 | 2140 | #endif /* PARSE_PS_ERRORS */ |
ef416fc2 | 2141 | |
e53920b9 | 2142 | |
2143 | /* | |
db1f069b | 2144 | * 'soft_reset()' - Send a soft reset to the device. |
ef416fc2 | 2145 | */ |
e53920b9 | 2146 | |
09a101d6 | 2147 | static void soft_reset() |
ef416fc2 | 2148 | { |
09a101d6 | 2149 | fd_set input_set; /* Input set for select() */ |
2150 | struct timeval stimeout; /* Timeout for select() */ | |
2151 | char buffer[2048]; /* Buffer */ | |
2152 | struct timespec cond_timeout; /* pthread condition timeout */ | |
e53920b9 | 2153 | |
09a101d6 | 2154 | /* |
2155 | * Send an abort once a second until the I/O lock is released by the main thread... | |
2156 | */ | |
e53920b9 | 2157 | |
09a101d6 | 2158 | pthread_mutex_lock(&g.readwrite_lock_mutex); |
2159 | while (g.readwrite_lock) | |
2160 | { | |
2161 | (*g.classdriver)->Abort(g.classdriver); | |
ef416fc2 | 2162 | |
09a101d6 | 2163 | cond_timeout.tv_sec = time(NULL) + 1; |
2164 | cond_timeout.tv_nsec = 0; | |
e53920b9 | 2165 | |
09a101d6 | 2166 | pthread_cond_timedwait(&g.readwrite_lock_cond, &g.readwrite_lock_mutex, &cond_timeout); |
2167 | } | |
f7deaa1a | 2168 | |
09a101d6 | 2169 | g.readwrite_lock = 1; |
2170 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
f7deaa1a | 2171 | |
09a101d6 | 2172 | /* |
2173 | * Flush bytes waiting on print_fd... | |
2174 | */ | |
f7deaa1a | 2175 | |
09a101d6 | 2176 | g.print_bytes = 0; |
f7deaa1a | 2177 | |
09a101d6 | 2178 | FD_ZERO(&input_set); |
2179 | FD_SET(g.print_fd, &input_set); | |
f7deaa1a | 2180 | |
09a101d6 | 2181 | stimeout.tv_sec = 0; |
2182 | stimeout.tv_usec = 0; | |
f7deaa1a | 2183 | |
09a101d6 | 2184 | while (select(g.print_fd+1, &input_set, NULL, NULL, &stimeout) > 0) |
2185 | if (read(g.print_fd, buffer, sizeof(buffer)) <= 0) | |
2186 | break; | |
f7deaa1a | 2187 | |
09a101d6 | 2188 | /* |
2189 | * Send the reset... | |
2190 | */ | |
f7deaa1a | 2191 | |
7dfedb92 | 2192 | (*g.classdriver)->SoftReset(g.classdriver, DEFAULT_TIMEOUT); |
f7deaa1a | 2193 | |
09a101d6 | 2194 | /* |
2195 | * Release the I/O lock... | |
2196 | */ | |
f7deaa1a | 2197 | |
09a101d6 | 2198 | pthread_mutex_lock(&g.readwrite_lock_mutex); |
2199 | g.readwrite_lock = 0; | |
2200 | pthread_cond_signal(&g.readwrite_lock_cond); | |
2201 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
f7deaa1a | 2202 | } |
2203 | ||
f7deaa1a | 2204 | |
2205 | /* | |
09a101d6 | 2206 | * 'get_device_id()' - Return IEEE-1284 device ID. |
f7deaa1a | 2207 | */ |
f7deaa1a | 2208 | |
09a101d6 | 2209 | static void get_device_id(cups_sc_status_t *status, |
2210 | char *data, | |
2211 | int *datalen) | |
2212 | { | |
f7deaa1a | 2213 | CFStringRef deviceIDString = NULL; |
2214 | ||
2215 | /* GetDeviceID */ | |
e38f5e9c MS |
2216 | copy_deviceid(g.classdriver, &deviceIDString); |
2217 | ||
09a101d6 | 2218 | if (deviceIDString) |
2219 | { | |
2220 | CFStringGetCString(deviceIDString, data, *datalen, kCFStringEncodingUTF8); | |
2221 | *datalen = strlen(data); | |
2222 | CFRelease(deviceIDString); | |
f7deaa1a | 2223 | } |
09a101d6 | 2224 | *status = CUPS_SC_STATUS_OK; |
f7deaa1a | 2225 | } |
2226 | ||
f7deaa1a | 2227 | |
2228 | /* | |
b19ccc9e | 2229 | * End of "$Id: usb-darwin.c 7953 2008-09-17 01:43:19Z mike $". |
ef416fc2 | 2230 | */ |