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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 */ |
f11a948a | 295 | static void sigterm_handler(int sig); /* SIGTERM handler */ |
18ecb428 | 296 | #endif /* __i386__ || __x86_64__ */ |
ef416fc2 | 297 | |
e53920b9 | 298 | #ifdef PARSE_PS_ERRORS |
299 | static const char *next_line (const char *buffer); | |
300 | static void parse_pserror (char *sockBuffer, int len); | |
301 | #endif /* PARSE_PS_ERRORS */ | |
ef416fc2 | 302 | |
e53920b9 | 303 | #pragma mark - |
ef416fc2 | 304 | |
e53920b9 | 305 | /* |
306 | * 'list_devices()' - List all USB devices. | |
307 | */ | |
ef416fc2 | 308 | |
e53920b9 | 309 | void list_devices() |
ef416fc2 | 310 | { |
09a101d6 | 311 | iterate_printers(list_device_cb, NULL); |
ef416fc2 | 312 | } |
313 | ||
ef416fc2 | 314 | |
e53920b9 | 315 | /* |
316 | * 'print_device()' - Print a file to a USB device. | |
317 | */ | |
ef416fc2 | 318 | |
e53920b9 | 319 | int /* O - Exit status */ |
320 | print_device(const char *uri, /* I - Device URI */ | |
321 | const char *hostname, /* I - Hostname/manufacturer */ | |
322 | const char *resource, /* I - Resource/modelname */ | |
db1f069b | 323 | char *options, /* I - Device options/serial number */ |
09a101d6 | 324 | int print_fd, /* I - File descriptor to print */ |
e53920b9 | 325 | int copies, /* I - Copies to print */ |
326 | int argc, /* I - Number of command-line arguments (6 or 7) */ | |
327 | char *argv[]) /* I - Command-line arguments */ | |
ef416fc2 | 328 | { |
09a101d6 | 329 | char serial[1024]; /* Serial number buffer */ |
330 | OSStatus status; /* Function results */ | |
acb056cb | 331 | IOReturn iostatus; /* Current IO status */ |
09a101d6 | 332 | pthread_t read_thread_id, /* Read thread */ |
db1f069b | 333 | sidechannel_thread_id;/* Side-channel thread */ |
ac884b6a MS |
334 | int have_sidechannel = 0; /* Was the side-channel thread started? */ |
335 | struct stat sidechannel_info; /* Side-channel file descriptor info */ | |
09a101d6 | 336 | char print_buffer[8192], /* Print data buffer */ |
337 | *print_ptr; /* Pointer into print data buffer */ | |
338 | UInt32 location; /* Unique location in bus topology */ | |
339 | fd_set input_set; /* Input set for select() */ | |
340 | CFStringRef driverBundlePath; /* Class driver path */ | |
341 | int countdown, /* Logging interval */ | |
342 | nfds; /* Number of file descriptors */ | |
343 | ssize_t total_bytes; /* Total bytes written */ | |
344 | UInt32 bytes; /* Bytes written */ | |
345 | struct timeval *timeout, /* Timeout pointer */ | |
346 | stimeout; /* Timeout for select() */ | |
347 | struct timespec cond_timeout; /* pthread condition timeout */ | |
e53920b9 | 348 | |
db1f069b | 349 | |
ac884b6a MS |
350 | /* |
351 | * See if the side-channel descriptor is valid... | |
352 | */ | |
353 | ||
354 | have_sidechannel = !fstat(CUPS_SC_FD, &sidechannel_info) && | |
355 | S_ISSOCK(sidechannel_info.st_mode); | |
356 | ||
357 | /* | |
358 | * Localize using CoreFoundation... | |
359 | */ | |
360 | ||
e53920b9 | 361 | setup_cfLanguage(); |
09a101d6 | 362 | |
76cd9e37 | 363 | parse_options(options, serial, sizeof(serial), &location, &g.wait_eof); |
e53920b9 | 364 | |
365 | if (resource[0] == '/') | |
366 | resource++; | |
367 | ||
09a101d6 | 368 | g.print_fd = print_fd; |
369 | g.make = cfstr_create_trim(hostname); | |
370 | g.model = cfstr_create_trim(resource); | |
371 | g.serial = cfstr_create_trim(serial); | |
372 | g.location = location; | |
e53920b9 | 373 | |
7dfedb92 MS |
374 | if (!g.make || !g.model) |
375 | { | |
4d301e69 | 376 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error\n")); |
005dd1eb MS |
377 | |
378 | if (!g.make) | |
4d301e69 | 379 | fputs("DEBUG: USB make string is NULL\n", stderr); |
005dd1eb | 380 | if (!g.model) |
4d301e69 | 381 | fputs("DEBUG: USB model string is NULL\n", stderr); |
005dd1eb MS |
382 | |
383 | return (CUPS_BACKEND_STOP); | |
7dfedb92 MS |
384 | } |
385 | ||
e53920b9 | 386 | fputs("STATE: +connecting-to-device\n", stderr); |
387 | ||
09a101d6 | 388 | countdown = INITIAL_LOG_INTERVAL; |
389 | ||
390 | do | |
391 | { | |
392 | if (g.printer_obj) | |
393 | { | |
394 | IOObjectRelease(g.printer_obj); | |
395 | unload_classdriver(&g.classdriver); | |
396 | g.printer_obj = 0x0; | |
397 | g.classdriver = 0x0; | |
ef416fc2 | 398 | } |
ef416fc2 | 399 | |
c0e1af83 | 400 | fprintf(stderr, "DEBUG: Looking for '%s %s'\n", hostname, resource); |
09a101d6 | 401 | |
402 | iterate_printers(find_device_cb, NULL); | |
e53920b9 | 403 | |
c0e1af83 | 404 | fputs("DEBUG: Opening connection\n", stderr); |
411affcf | 405 | |
406 | driverBundlePath = NULL; | |
09a101d6 | 407 | |
408 | status = registry_open(&driverBundlePath); | |
409 | ||
749b1e90 | 410 | #if defined(__i386__) || defined(__x86_64__) |
e53920b9 | 411 | /* |
749b1e90 MS |
412 | * If we were unable to load the class drivers for this printer it's |
413 | * probably because they're ppc or i386. In this case try to run this | |
414 | * backend as i386 or ppc executables so we can use them... | |
e53920b9 | 415 | */ |
09a101d6 | 416 | if (status == -2) |
417 | { | |
749b1e90 | 418 | run_legacy_backend(argc, argv, print_fd); |
e53920b9 | 419 | /* Never returns here */ |
ef416fc2 | 420 | } |
749b1e90 | 421 | #endif /* __i386__ || __x86_64__ */ |
09a101d6 | 422 | |
423 | if (status == -2) | |
424 | { | |
411affcf | 425 | /* |
426 | * If we still were unable to load the class drivers for this printer log | |
427 | * the error and stop the queue... | |
428 | */ | |
429 | ||
09a101d6 | 430 | if (driverBundlePath == NULL || !CFStringGetCString(driverBundlePath, print_buffer, sizeof(print_buffer), kCFStringEncodingUTF8)) |
431 | strlcpy(print_buffer, "USB class driver", sizeof(print_buffer)); | |
411affcf | 432 | |
c0e1af83 | 433 | fputs("STATE: +apple-missing-usbclassdriver-error\n", stderr); |
4d301e69 | 434 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error\n")); |
005dd1eb | 435 | fprintf(stderr, "DEBUG: Could not load %s\n", print_buffer); |
411affcf | 436 | |
437 | if (driverBundlePath) | |
438 | CFRelease(driverBundlePath); | |
439 | ||
005dd1eb | 440 | return (CUPS_BACKEND_STOP); |
411affcf | 441 | } |
442 | ||
443 | if (driverBundlePath) | |
444 | CFRelease(driverBundlePath); | |
e53920b9 | 445 | |
09a101d6 | 446 | if (status != noErr) |
447 | { | |
448 | sleep(PRINTER_POLLING_INTERVAL); | |
e53920b9 | 449 | countdown -= PRINTER_POLLING_INTERVAL; |
09a101d6 | 450 | if (countdown <= 0) |
451 | { | |
005dd1eb MS |
452 | _cupsLangPuts(stderr, |
453 | _("INFO: Waiting for printer to become available...\n")); | |
454 | fprintf(stderr, "DEBUG: USB printer status: 0x%08x\n", (int)status); | |
e53920b9 | 455 | countdown = SUBSEQUENT_LOG_INTERVAL; /* subsequent log entries, every 15 seconds */ |
456 | } | |
457 | } | |
458 | } while (status != noErr); | |
ef416fc2 | 459 | |
e53920b9 | 460 | fputs("STATE: -connecting-to-device\n", stderr); |
ef416fc2 | 461 | |
e53920b9 | 462 | /* |
18ecb428 | 463 | * Now that we are "connected" to the port, ignore SIGTERM so that we |
e53920b9 | 464 | * can finish out any page data the driver sends (e.g. to eject the |
18ecb428 | 465 | * current page... Only ignore SIGTERM if we are printing data from |
e53920b9 | 466 | * stdin (otherwise you can't cancel raw jobs...) |
467 | */ | |
ef416fc2 | 468 | |
09a101d6 | 469 | if (!print_fd) |
470 | { | |
bc44d920 | 471 | struct sigaction action; /* POSIX signal action */ |
472 | ||
473 | ||
e53920b9 | 474 | memset(&action, 0, sizeof(action)); |
ef416fc2 | 475 | |
e53920b9 | 476 | sigemptyset(&action.sa_mask); |
18ecb428 | 477 | action.sa_handler = SIG_IGN; |
e53920b9 | 478 | sigaction(SIGTERM, &action, NULL); |
e53920b9 | 479 | } |
ef416fc2 | 480 | |
09a101d6 | 481 | /* |
ac884b6a | 482 | * Start the side channel thread if the descriptor is valid... |
09a101d6 | 483 | */ |
ef416fc2 | 484 | |
09a101d6 | 485 | pthread_mutex_init(&g.readwrite_lock_mutex, NULL); |
486 | pthread_cond_init(&g.readwrite_lock_cond, NULL); | |
487 | g.readwrite_lock = 1; | |
f7deaa1a | 488 | |
ac884b6a | 489 | if (have_sidechannel) |
09a101d6 | 490 | { |
bc44d920 | 491 | g.sidechannel_thread_stop = 0; |
492 | g.sidechannel_thread_done = 0; | |
493 | ||
494 | pthread_cond_init(&g.sidechannel_thread_cond, NULL); | |
495 | pthread_mutex_init(&g.sidechannel_thread_mutex, NULL); | |
496 | ||
09a101d6 | 497 | if (pthread_create(&sidechannel_thread_id, NULL, sidechannel_thread, NULL)) |
498 | { | |
4d301e69 MS |
499 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error\n")); |
500 | fputs("DEBUG: Couldn't create side-channel thread\n", stderr); | |
005dd1eb | 501 | return (CUPS_BACKEND_STOP); |
09a101d6 | 502 | } |
503 | } | |
f7deaa1a | 504 | |
09a101d6 | 505 | /* |
506 | * Get the read thread going... | |
507 | */ | |
f7deaa1a | 508 | |
09a101d6 | 509 | g.read_thread_stop = 0; |
510 | g.read_thread_done = 0; | |
f7deaa1a | 511 | |
09a101d6 | 512 | pthread_cond_init(&g.read_thread_cond, NULL); |
513 | pthread_mutex_init(&g.read_thread_mutex, NULL); | |
f7deaa1a | 514 | |
09a101d6 | 515 | if (pthread_create(&read_thread_id, NULL, read_thread, NULL)) |
516 | { | |
4d301e69 MS |
517 | _cupsLangPuts(stderr, _("ERROR: Fatal USB error\n")); |
518 | fputs("DEBUG: Couldn't create read thread\n", stderr); | |
005dd1eb | 519 | return (CUPS_BACKEND_STOP); |
e53920b9 | 520 | } |
ef416fc2 | 521 | |
09a101d6 | 522 | /* |
523 | * The main thread sends the print file... | |
524 | */ | |
f7deaa1a | 525 | |
09a101d6 | 526 | g.drain_output = 0; |
527 | g.print_bytes = 0; | |
528 | total_bytes = 0; | |
529 | print_ptr = print_buffer; | |
ef416fc2 | 530 | |
09a101d6 | 531 | while (status == noErr && copies-- > 0) |
532 | { | |
005dd1eb | 533 | _cupsLangPuts(stderr, _("INFO: Sending print data...\n")); |
757d2cad | 534 | |
09a101d6 | 535 | if (print_fd != STDIN_FILENO) |
536 | { | |
749b1e90 | 537 | fputs("PAGE: 1 1\n", stderr); |
09a101d6 | 538 | lseek(print_fd, 0, SEEK_SET); |
ef416fc2 | 539 | } |
540 | ||
09a101d6 | 541 | while (status == noErr) |
542 | { | |
543 | FD_ZERO(&input_set); | |
e53920b9 | 544 | |
09a101d6 | 545 | if (!g.print_bytes) |
546 | FD_SET(print_fd, &input_set); | |
f7deaa1a | 547 | |
09a101d6 | 548 | /* |
549 | * Calculate select timeout... | |
550 | * If we have data waiting to send timeout is 100ms. | |
551 | * else if we're draining print_fd timeout is 0. | |
552 | * else we're waiting forever... | |
553 | */ | |
554 | ||
555 | if (g.print_bytes) | |
556 | { | |
557 | stimeout.tv_sec = 0; | |
558 | stimeout.tv_usec = 100000; /* 100ms */ | |
559 | timeout = &stimeout; | |
560 | } | |
561 | else if (g.drain_output) | |
562 | { | |
563 | stimeout.tv_sec = 0; | |
564 | stimeout.tv_usec = 0; | |
565 | timeout = &stimeout; | |
566 | } | |
567 | else | |
568 | timeout = NULL; | |
569 | ||
570 | /* | |
571 | * I/O is unlocked around select... | |
572 | */ | |
573 | ||
574 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
575 | g.readwrite_lock = 0; | |
576 | pthread_cond_signal(&g.readwrite_lock_cond); | |
577 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
578 | ||
579 | nfds = select(print_fd + 1, &input_set, NULL, NULL, timeout); | |
580 | ||
581 | /* | |
582 | * Reacquire the lock... | |
583 | */ | |
584 | ||
585 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
586 | while (g.readwrite_lock) | |
587 | pthread_cond_wait(&g.readwrite_lock_cond, &g.readwrite_lock_mutex); | |
588 | g.readwrite_lock = 1; | |
589 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
590 | ||
591 | if (nfds < 0) | |
592 | { | |
593 | if (errno == EINTR && total_bytes == 0) | |
594 | { | |
595 | fputs("DEBUG: Received an interrupt before any bytes were " | |
4d301e69 | 596 | "written, aborting\n", stderr); |
f11a948a | 597 | return (CUPS_BACKEND_OK); |
09a101d6 | 598 | } |
536bc2c6 | 599 | else if (errno != EAGAIN && errno != EINTR) |
09a101d6 | 600 | { |
4d301e69 | 601 | _cupsLangPuts(stderr, _("ERROR: Unable to read print data\n")); |
005dd1eb | 602 | perror("DEBUG: select"); |
f11a948a | 603 | return (CUPS_BACKEND_FAILED); |
09a101d6 | 604 | } |
605 | } | |
606 | ||
607 | /* | |
608 | * If drain output has finished send a response... | |
609 | */ | |
610 | ||
611 | if (g.drain_output && !nfds && !g.print_bytes) | |
612 | { | |
613 | /* Send a response... */ | |
614 | cupsSideChannelWrite(CUPS_SC_CMD_DRAIN_OUTPUT, CUPS_SC_STATUS_OK, NULL, 0, 1.0); | |
615 | g.drain_output = 0; | |
616 | } | |
617 | ||
618 | /* | |
619 | * Check if we have print data ready... | |
620 | */ | |
621 | ||
622 | if (FD_ISSET(print_fd, &input_set)) | |
623 | { | |
acb056cb MS |
624 | #if DEBUG_WRITES |
625 | g.debug_bytes += 512; | |
626 | if (g.debug_bytes > sizeof(print_buffer)) | |
627 | g.debug_bytes = 512; | |
628 | ||
629 | g.print_bytes = read(print_fd, print_buffer, g.debug_bytes); | |
630 | ||
631 | #else | |
09a101d6 | 632 | g.print_bytes = read(print_fd, print_buffer, sizeof(print_buffer)); |
acb056cb | 633 | #endif /* DEBUG_WRITES */ |
09a101d6 | 634 | |
635 | if (g.print_bytes < 0) | |
636 | { | |
637 | /* | |
638 | * Read error - bail if we don't see EAGAIN or EINTR... | |
639 | */ | |
640 | ||
536bc2c6 | 641 | if (errno != EAGAIN && errno != EINTR) |
09a101d6 | 642 | { |
4d301e69 | 643 | _cupsLangPuts(stderr, _("ERROR: Unable to read print data\n")); |
005dd1eb | 644 | perror("DEBUG: read"); |
f11a948a | 645 | return (CUPS_BACKEND_FAILED); |
09a101d6 | 646 | } |
647 | ||
648 | g.print_bytes = 0; | |
f7deaa1a | 649 | } |
09a101d6 | 650 | else if (g.print_bytes == 0) |
651 | { | |
652 | /* | |
653 | * End of file, break out of the loop... | |
654 | */ | |
f7deaa1a | 655 | |
e53920b9 | 656 | break; |
ef416fc2 | 657 | } |
658 | ||
09a101d6 | 659 | print_ptr = print_buffer; |
660 | ||
661 | fprintf(stderr, "DEBUG: Read %d bytes of print data...\n", | |
662 | (int)g.print_bytes); | |
e53920b9 | 663 | } |
ef416fc2 | 664 | |
09a101d6 | 665 | if (g.print_bytes) |
666 | { | |
acb056cb | 667 | bytes = g.print_bytes; |
178cb736 | 668 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); |
f7deaa1a | 669 | |
09a101d6 | 670 | /* |
58dc1933 MS |
671 | * Ignore timeout errors, but retain the number of bytes written to |
672 | * avoid sending duplicate data (<rdar://problem/6254911>)... | |
09a101d6 | 673 | */ |
e53920b9 | 674 | |
178cb736 | 675 | if (iostatus == kIOUSBTransactionTimeout) |
b0f6947b | 676 | { |
4d301e69 | 677 | fputs("DEBUG: Got USB transaction timeout during write\n", stderr); |
178cb736 | 678 | iostatus = 0; |
b0f6947b | 679 | } |
ef416fc2 | 680 | |
178cb736 | 681 | /* |
acb056cb | 682 | * If we've stalled, retry the write... |
178cb736 MS |
683 | */ |
684 | ||
b0f6947b MS |
685 | else if (iostatus == kIOUSBPipeStalled) |
686 | { | |
4d301e69 | 687 | fputs("DEBUG: Got USB pipe stalled during write\n", stderr); |
b0f6947b | 688 | |
acb056cb MS |
689 | bytes = g.print_bytes; |
690 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); | |
b0f6947b | 691 | } |
178cb736 MS |
692 | |
693 | /* | |
acb056cb MS |
694 | * Retry a write after an aborted write since we probably just got |
695 | * SIGTERM (<rdar://problem/6860126>)... | |
178cb736 MS |
696 | */ |
697 | ||
b0f6947b | 698 | else if (iostatus == kIOReturnAborted) |
178cb736 | 699 | { |
4d301e69 | 700 | fputs("DEBUG: Got return aborted during write\n", stderr); |
b0f6947b MS |
701 | |
702 | IOReturn err = (*g.classdriver)->Abort(g.classdriver); | |
703 | fprintf(stderr, "DEBUG: USB class driver Abort returned %x\n", err); | |
704 | ||
acb056cb MS |
705 | #if DEBUG_WRITES |
706 | sleep(5); | |
707 | #endif /* DEBUG_WRITES */ | |
b0f6947b | 708 | |
acb056cb MS |
709 | bytes = g.print_bytes; |
710 | iostatus = (*g.classdriver)->WritePipe(g.classdriver, (UInt8*)print_ptr, &bytes, 0); | |
b0f6947b | 711 | } |
178cb736 MS |
712 | |
713 | if (iostatus || bytes < 0) | |
09a101d6 | 714 | { |
715 | /* | |
716 | * Write error - bail if we don't see an error we can retry... | |
717 | */ | |
f7deaa1a | 718 | |
4d301e69 | 719 | _cupsLangPuts(stderr, _("ERROR: Unable to send print data\n")); |
178cb736 MS |
720 | fprintf(stderr, "DEBUG: USB class driver WritePipe returned %x\n", |
721 | iostatus); | |
b0f6947b MS |
722 | |
723 | IOReturn err = (*g.classdriver)->Abort(g.classdriver); | |
178cb736 MS |
724 | fprintf(stderr, "DEBUG: USB class driver Abort returned %x\n", |
725 | err); | |
b0f6947b | 726 | |
18ecb428 | 727 | status = CUPS_BACKEND_FAILED; |
bc44d920 | 728 | break; |
09a101d6 | 729 | } |
b0f6947b MS |
730 | else if (bytes > 0) |
731 | { | |
732 | fprintf(stderr, "DEBUG: Wrote %d bytes of print data...\n", (int)bytes); | |
09a101d6 | 733 | |
b0f6947b MS |
734 | g.print_bytes -= bytes; |
735 | print_ptr += bytes; | |
736 | total_bytes += bytes; | |
737 | } | |
f7deaa1a | 738 | } |
09a101d6 | 739 | |
740 | if (print_fd != 0 && status == noErr) | |
741 | fprintf(stderr, "DEBUG: Sending print file, %lld bytes...\n", | |
742 | (off_t)total_bytes); | |
f7deaa1a | 743 | } |
f7deaa1a | 744 | } |
745 | ||
09a101d6 | 746 | fprintf(stderr, "DEBUG: Sent %lld bytes...\n", (off_t)total_bytes); |
f7deaa1a | 747 | |
09a101d6 | 748 | /* |
749 | * Wait for the side channel thread to exit... | |
750 | */ | |
751 | ||
ac884b6a | 752 | if (have_sidechannel) |
bc44d920 | 753 | { |
db1f069b MS |
754 | close(CUPS_SC_FD); |
755 | pthread_mutex_lock(&g.readwrite_lock_mutex); | |
756 | g.readwrite_lock = 0; | |
757 | pthread_cond_signal(&g.readwrite_lock_cond); | |
758 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
759 | ||
760 | g.sidechannel_thread_stop = 1; | |
761 | pthread_mutex_lock(&g.sidechannel_thread_mutex); | |
762 | if (!g.sidechannel_thread_done) | |
763 | { | |
764 | /* | |
765 | * Wait for the side-channel thread to exit... | |
766 | */ | |
bc44d920 | 767 | |
db1f069b MS |
768 | cond_timeout.tv_sec = time(NULL) + WAIT_SIDE_DELAY; |
769 | cond_timeout.tv_nsec = 0; | |
770 | if (pthread_cond_timedwait(&g.sidechannel_thread_cond, | |
771 | &g.sidechannel_thread_mutex, | |
772 | &cond_timeout) != 0) | |
773 | { | |
774 | /* | |
775 | * Force the side-channel thread to exit... | |
776 | */ | |
777 | ||
778 | pthread_kill(sidechannel_thread_id, SIGTERM); | |
779 | } | |
780 | } | |
781 | pthread_mutex_unlock(&g.sidechannel_thread_mutex); | |
09a101d6 | 782 | |
db1f069b MS |
783 | pthread_join(sidechannel_thread_id, NULL); |
784 | ||
785 | pthread_cond_destroy(&g.sidechannel_thread_cond); | |
786 | pthread_mutex_destroy(&g.sidechannel_thread_mutex); | |
787 | } | |
bc44d920 | 788 | |
09a101d6 | 789 | pthread_cond_destroy(&g.readwrite_lock_cond); |
790 | pthread_mutex_destroy(&g.readwrite_lock_mutex); | |
791 | ||
792 | /* | |
793 | * Signal the read thread to stop... | |
794 | */ | |
795 | ||
796 | g.read_thread_stop = 1; | |
797 | ||
798 | /* | |
799 | * Give the read thread WAIT_EOF_DELAY seconds to complete all the data. If | |
db1f069b | 800 | * we are not signaled in that time then force the thread to exit. |
09a101d6 | 801 | */ |
802 | ||
803 | pthread_mutex_lock(&g.read_thread_mutex); | |
ef416fc2 | 804 | |
09a101d6 | 805 | if (!g.read_thread_done) |
806 | { | |
807 | cond_timeout.tv_sec = time(NULL) + WAIT_EOF_DELAY; | |
808 | cond_timeout.tv_nsec = 0; | |
ef416fc2 | 809 | |
bc44d920 | 810 | if (pthread_cond_timedwait(&g.read_thread_cond, &g.read_thread_mutex, |
811 | &cond_timeout) != 0) | |
db1f069b MS |
812 | { |
813 | /* | |
814 | * Force the read thread to exit... | |
815 | */ | |
816 | ||
ed6e7faf | 817 | g.wait_eof = 0; |
db1f069b MS |
818 | pthread_kill(read_thread_id, SIGTERM); |
819 | } | |
09a101d6 | 820 | } |
821 | pthread_mutex_unlock(&g.read_thread_mutex); | |
ef416fc2 | 822 | |
09a101d6 | 823 | pthread_join(read_thread_id, NULL); /* wait for the read thread to return */ |
e53920b9 | 824 | |
09a101d6 | 825 | pthread_cond_destroy(&g.read_thread_cond); |
826 | pthread_mutex_destroy(&g.read_thread_mutex); | |
f7deaa1a | 827 | |
09a101d6 | 828 | /* |
829 | * Close the connection and input file and general clean up... | |
830 | */ | |
f7deaa1a | 831 | |
09a101d6 | 832 | registry_close(); |
f7deaa1a | 833 | |
09a101d6 | 834 | if (print_fd != STDIN_FILENO) |
835 | close(print_fd); | |
f7deaa1a | 836 | |
09a101d6 | 837 | if (g.make != NULL) |
838 | CFRelease(g.make); | |
e53920b9 | 839 | |
09a101d6 | 840 | if (g.model != NULL) |
841 | CFRelease(g.model); | |
e53920b9 | 842 | |
09a101d6 | 843 | if (g.serial != NULL) |
844 | CFRelease(g.serial); | |
e53920b9 | 845 | |
09a101d6 | 846 | if (g.printer_obj != 0x0) |
847 | IOObjectRelease(g.printer_obj); | |
e53920b9 | 848 | |
849 | return status; | |
ef416fc2 | 850 | } |
851 | ||
09a101d6 | 852 | |
853 | /* | |
854 | * 'read_thread()' - Thread to read the backchannel data on. | |
855 | */ | |
856 | ||
857 | static void *read_thread(void *reference) | |
858 | { | |
859 | UInt8 readbuffer[512]; | |
860 | UInt32 rbytes; | |
861 | kern_return_t readstatus; | |
862 | struct mach_timebase_info timeBaseInfo; | |
863 | uint64_t start, | |
864 | delay; | |
865 | ||
866 | /* Calculate what 250 milliSeconds are in mach absolute time... | |
867 | */ | |
868 | mach_timebase_info(&timeBaseInfo); | |
869 | delay = ((uint64_t)250000000 * (uint64_t)timeBaseInfo.denom) / (uint64_t)timeBaseInfo.numer; | |
870 | ||
871 | do | |
872 | { | |
873 | /* | |
874 | * Remember when we started so we can throttle the loop after the read call... | |
875 | */ | |
876 | ||
877 | start = mach_absolute_time(); | |
878 | ||
879 | rbytes = sizeof(readbuffer); | |
880 | readstatus = (*g.classdriver)->ReadPipe(g.classdriver, readbuffer, &rbytes); | |
881 | if (readstatus == kIOReturnSuccess && rbytes > 0) | |
882 | { | |
b0f6947b MS |
883 | fprintf(stderr, "DEBUG: Read %d bytes of back-channel data...\n", |
884 | (int)rbytes); | |
09a101d6 | 885 | cupsBackChannelWrite((char*)readbuffer, rbytes, 1.0); |
886 | ||
887 | /* cntrl-d is echoed by the printer. | |
888 | * NOTES: | |
889 | * Xerox Phaser 6250D doesn't echo the cntrl-d. | |
890 | * Xerox Phaser 6250D doesn't always send the product query. | |
891 | */ | |
892 | if (g.wait_eof && readbuffer[rbytes-1] == 0x4) | |
893 | break; | |
894 | ||
895 | #ifdef PARSE_PS_ERRORS | |
896 | parse_pserror(readbuffer, rbytes); | |
897 | #endif | |
898 | } | |
b0f6947b | 899 | else if (readstatus == kIOUSBTransactionTimeout) |
4d301e69 | 900 | fputs("DEBUG: Got USB transaction timeout during write\n", stderr); |
b0f6947b | 901 | else if (readstatus == kIOUSBPipeStalled) |
4d301e69 | 902 | fputs("DEBUG: Got USB pipe stalled during read\n", stderr); |
b0f6947b | 903 | else if (readstatus == kIOReturnAborted) |
4d301e69 | 904 | fputs("DEBUG: Got return aborted during read\n", stderr); |
09a101d6 | 905 | |
906 | /* | |
907 | * Make sure this loop executes no more than once every 250 miliseconds... | |
908 | */ | |
909 | ||
910 | if ((readstatus != kIOReturnSuccess || rbytes == 0) && (g.wait_eof || !g.read_thread_stop)) | |
911 | mach_wait_until(start + delay); | |
912 | ||
913 | } while (g.wait_eof || !g.read_thread_stop); /* Abort from main thread tests error here */ | |
914 | ||
915 | /* | |
916 | * Let the main thread know that we have completed the read thread... | |
917 | */ | |
918 | ||
919 | pthread_mutex_lock(&g.read_thread_mutex); | |
920 | g.read_thread_done = 1; | |
921 | pthread_cond_signal(&g.read_thread_cond); | |
922 | pthread_mutex_unlock(&g.read_thread_mutex); | |
923 | ||
924 | return NULL; | |
925 | } | |
926 | ||
927 | ||
928 | /* | |
929 | * 'sidechannel_thread()' - Handle side-channel requests. | |
930 | */ | |
931 | ||
932 | static void* | |
933 | sidechannel_thread(void *reference) | |
934 | { | |
935 | cups_sc_command_t command; /* Request command */ | |
936 | cups_sc_status_t status; /* Request/response status */ | |
937 | char data[2048]; /* Request/response data */ | |
938 | int datalen; /* Request/response data size */ | |
939 | ||
bc44d920 | 940 | |
941 | do | |
09a101d6 | 942 | { |
943 | datalen = sizeof(data); | |
944 | ||
945 | if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0)) | |
18ecb428 | 946 | break; |
09a101d6 | 947 | |
948 | switch (command) | |
949 | { | |
950 | case CUPS_SC_CMD_SOFT_RESET: /* Do a soft reset */ | |
b0f6947b MS |
951 | fputs("DEBUG: CUPS_SC_CMD_SOFT_RESET received from driver...\n", |
952 | stderr); | |
953 | ||
db1f069b MS |
954 | if ((*g.classdriver)->SoftReset != NULL) |
955 | { | |
956 | soft_reset(); | |
957 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, NULL, 0, 1.0); | |
b0f6947b MS |
958 | fputs("DEBUG: Returning status CUPS_STATUS_OK with no bytes...\n", |
959 | stderr); | |
db1f069b MS |
960 | } |
961 | else | |
962 | { | |
963 | cupsSideChannelWrite(command, CUPS_SC_STATUS_NOT_IMPLEMENTED, | |
964 | NULL, 0, 1.0); | |
b0f6947b MS |
965 | fputs("DEBUG: Returning status CUPS_STATUS_NOT_IMPLEMENTED with " |
966 | "no bytes...\n", stderr); | |
db1f069b | 967 | } |
09a101d6 | 968 | break; |
969 | ||
970 | case CUPS_SC_CMD_DRAIN_OUTPUT: /* Drain all pending output */ | |
b0f6947b MS |
971 | fputs("DEBUG: CUPS_SC_CMD_DRAIN_OUTPUT received from driver...\n", |
972 | stderr); | |
973 | ||
09a101d6 | 974 | g.drain_output = 1; |
975 | break; | |
976 | ||
977 | case CUPS_SC_CMD_GET_BIDI: /* Is the connection bidirectional? */ | |
b0f6947b MS |
978 | fputs("DEBUG: CUPS_SC_CMD_GET_BIDI received from driver...\n", |
979 | stderr); | |
980 | ||
09a101d6 | 981 | data[0] = g.bidi_flag; |
982 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, 1, 1.0); | |
b0f6947b MS |
983 | |
984 | fprintf(stderr, | |
985 | "DEBUG: Returned CUPS_SC_STATUS_OK with 1 byte (%02X)...\n", | |
986 | data[0]); | |
09a101d6 | 987 | break; |
988 | ||
989 | case CUPS_SC_CMD_GET_DEVICE_ID: /* Return IEEE-1284 device ID */ | |
b0f6947b MS |
990 | fputs("DEBUG: CUPS_SC_CMD_GET_DEVICE_ID received from driver...\n", |
991 | stderr); | |
992 | ||
09a101d6 | 993 | datalen = sizeof(data); |
994 | get_device_id(&status, data, &datalen); | |
995 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, datalen, 1.0); | |
b0f6947b MS |
996 | |
997 | if (datalen < sizeof(data)) | |
998 | data[datalen] = '\0'; | |
999 | else | |
1000 | data[sizeof(data) - 1] = '\0'; | |
1001 | ||
1002 | fprintf(stderr, | |
1003 | "DEBUG: Returning CUPS_SC_STATUS_OK with %d bytes (%s)...\n", | |
1004 | datalen, data); | |
09a101d6 | 1005 | break; |
1006 | ||
1007 | case CUPS_SC_CMD_GET_STATE: /* Return device state */ | |
b0f6947b MS |
1008 | fputs("DEBUG: CUPS_SC_CMD_GET_STATE received from driver...\n", |
1009 | stderr); | |
1010 | ||
09a101d6 | 1011 | data[0] = CUPS_SC_STATE_ONLINE; |
1012 | cupsSideChannelWrite(command, CUPS_SC_STATUS_OK, data, 1, 1.0); | |
b0f6947b MS |
1013 | |
1014 | fprintf(stderr, | |
1015 | "DEBUG: Returned CUPS_SC_STATUS_OK with 1 byte (%02X)...\n", | |
1016 | data[0]); | |
09a101d6 | 1017 | break; |
1018 | ||
1019 | default: | |
b0f6947b MS |
1020 | fprintf(stderr, "DEBUG: Unknown side-channel command (%d) received " |
1021 | "from driver...\n", command); | |
1022 | ||
09a101d6 | 1023 | cupsSideChannelWrite(command, CUPS_SC_STATUS_NOT_IMPLEMENTED, |
1024 | NULL, 0, 1.0); | |
b0f6947b MS |
1025 | |
1026 | fputs("DEBUG: Returned CUPS_SC_STATUS_NOT_IMPLEMENTED with no bytes...\n", | |
1027 | stderr); | |
09a101d6 | 1028 | break; |
1029 | } | |
1030 | } | |
bc44d920 | 1031 | while (!g.sidechannel_thread_stop); |
1032 | ||
1033 | pthread_mutex_lock(&g.sidechannel_thread_mutex); | |
1034 | g.sidechannel_thread_done = 1; | |
1035 | pthread_cond_signal(&g.sidechannel_thread_cond); | |
1036 | pthread_mutex_unlock(&g.sidechannel_thread_mutex); | |
1037 | ||
09a101d6 | 1038 | return NULL; |
1039 | } | |
1040 | ||
1041 | ||
e53920b9 | 1042 | #pragma mark - |
ef416fc2 | 1043 | /* |
09a101d6 | 1044 | * 'iterate_printers()' - Iterate over all the printers. |
1045 | */ | |
1046 | ||
1047 | static void iterate_printers(iterator_callback_t callBack, | |
1048 | void *userdata) | |
1049 | { | |
1050 | mach_port_t masterPort = 0x0; | |
1051 | kern_return_t kr = IOMasterPort (bootstrap_port, &masterPort); | |
1052 | ||
1053 | if (kr == kIOReturnSuccess && masterPort != 0x0) | |
1054 | { | |
1055 | io_iterator_t addIterator = 0x0; | |
1056 | ||
1057 | iterator_reference_t reference = { callBack, userdata, true }; | |
1058 | IONotificationPortRef addNotification = IONotificationPortCreate(masterPort); | |
1059 | ||
1060 | int klass = kUSBPrintingClass; | |
1061 | int subklass = kUSBPrintingSubclass; | |
1062 | ||
1063 | CFNumberRef usb_klass = CFNumberCreate(NULL, kCFNumberIntType, &klass); | |
1064 | CFNumberRef usb_subklass = CFNumberCreate(NULL, kCFNumberIntType, &subklass); | |
1065 | CFMutableDictionaryRef usbPrinterMatchDictionary = IOServiceMatching(kIOUSBInterfaceClassName); | |
1066 | ||
1067 | CFDictionaryAddValue(usbPrinterMatchDictionary, CFSTR("bInterfaceClass"), usb_klass); | |
1068 | CFDictionaryAddValue(usbPrinterMatchDictionary, CFSTR("bInterfaceSubClass"), usb_subklass); | |
1069 | ||
1070 | CFRelease(usb_klass); | |
1071 | CFRelease(usb_subklass); | |
1072 | ||
1073 | kr = IOServiceAddMatchingNotification(addNotification, kIOMatchedNotification, usbPrinterMatchDictionary, &device_added, &reference, &addIterator); | |
1074 | if (addIterator != 0x0) | |
1075 | { | |
1076 | device_added (&reference, addIterator); | |
1077 | ||
1078 | if (reference.keepRunning) | |
1079 | { | |
1080 | CFRunLoopAddSource(CFRunLoopGetCurrent(), IONotificationPortGetRunLoopSource(addNotification), kCFRunLoopDefaultMode); | |
1081 | CFRunLoopRun(); | |
1082 | } | |
1083 | IOObjectRelease(addIterator); | |
1084 | } | |
1085 | mach_port_deallocate(mach_task_self(), masterPort); | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | ||
1090 | /* | |
1091 | * 'device_added()' - Device added notifier. | |
e53920b9 | 1092 | */ |
1093 | ||
09a101d6 | 1094 | static void device_added(void *userdata, |
1095 | io_iterator_t iterator) | |
1096 | { | |
1097 | iterator_reference_t *reference = userdata; | |
1098 | ||
1099 | io_service_t obj; | |
1100 | while (reference->keepRunning && (obj = IOIteratorNext(iterator)) != 0x0) | |
1101 | { | |
1102 | if (reference->callback != NULL) | |
1103 | reference->keepRunning = reference->callback(reference->userdata, obj); | |
1104 | ||
1105 | IOObjectRelease(obj); | |
1106 | } | |
1107 | ||
1108 | /* One last call to the call back now that we are not longer have printers left to iterate... | |
1109 | */ | |
1110 | if (reference->keepRunning) | |
1111 | reference->keepRunning = reference->callback(reference->userdata, 0x0); | |
1112 | ||
1113 | if (!reference->keepRunning) | |
1114 | CFRunLoopStop(CFRunLoopGetCurrent()); | |
1115 | } | |
1116 | ||
1117 | ||
1118 | /* | |
1119 | * 'list_device_cb()' - list_device iterator callback. | |
1120 | */ | |
1121 | ||
1122 | static Boolean list_device_cb(void *refcon, | |
1123 | io_service_t obj) | |
ef416fc2 | 1124 | { |
e53920b9 | 1125 | Boolean keepRunning = (obj != 0x0); |
1126 | ||
09a101d6 | 1127 | if (keepRunning) |
1128 | { | |
e53920b9 | 1129 | CFStringRef deviceIDString = NULL; |
1130 | UInt32 deviceLocation = 0; | |
bc44d920 | 1131 | UInt8 interfaceNum = 0; |
e53920b9 | 1132 | |
bc44d920 | 1133 | copy_devicestring(obj, &deviceIDString, &deviceLocation, &interfaceNum); |
09a101d6 | 1134 | if (deviceIDString != NULL) |
1135 | { | |
e53920b9 | 1136 | CFStringRef make = NULL, model = NULL, serial = NULL; |
f7deaa1a | 1137 | char uristr[1024], makestr[1024], modelstr[1024], serialstr[1024]; |
db0bd74a | 1138 | char optionsstr[1024], idstr[1024], make_modelstr[1024]; |
e53920b9 | 1139 | |
1140 | copy_deviceinfo(deviceIDString, &make, &model, &serial); | |
f7deaa1a | 1141 | CFStringGetCString(deviceIDString, idstr, sizeof(idstr), |
1142 | kCFStringEncodingUTF8); | |
db0bd74a MS |
1143 | backendGetMakeModel(idstr, make_modelstr, sizeof(make_modelstr)); |
1144 | ||
1145 | modelstr[0] = '/'; | |
f7deaa1a | 1146 | |
0af14961 MS |
1147 | if (!make || |
1148 | !CFStringGetCString(make, makestr, sizeof(makestr), | |
568fa3fa | 1149 | kCFStringEncodingUTF8)) |
f7deaa1a | 1150 | strcpy(makestr, "Unknown"); |
1151 | ||
0af14961 MS |
1152 | if (!model || |
1153 | !CFStringGetCString(model, &modelstr[1], sizeof(modelstr)-1, | |
568fa3fa | 1154 | kCFStringEncodingUTF8)) |
f7deaa1a | 1155 | strcpy(modelstr + 1, "Printer"); |
e53920b9 | 1156 | |
1157 | optionsstr[0] = '\0'; | |
1158 | if (serial != NULL) | |
1159 | { | |
1160 | CFStringGetCString(serial, serialstr, sizeof(serialstr), kCFStringEncodingUTF8); | |
1161 | snprintf(optionsstr, sizeof(optionsstr), "?serial=%s", serialstr); | |
1162 | } | |
1163 | else if (deviceLocation != 0) | |
09a101d6 | 1164 | snprintf(optionsstr, sizeof(optionsstr), "?location=%x", (unsigned)deviceLocation); |
e53920b9 | 1165 | |
1166 | httpAssembleURI(HTTP_URI_CODING_ALL, uristr, sizeof(uristr), "usb", NULL, makestr, 0, modelstr); | |
85b5d1df | 1167 | strlcat(uristr, optionsstr, sizeof(uristr)); |
e53920b9 | 1168 | |
749b1e90 MS |
1169 | cupsBackendReport("direct", uristr, make_modelstr, make_modelstr, idstr, |
1170 | NULL); | |
e53920b9 | 1171 | |
1172 | release_deviceinfo(&make, &model, &serial); | |
1173 | CFRelease(deviceIDString); | |
ef416fc2 | 1174 | } |
e53920b9 | 1175 | } |
1176 | ||
1177 | return keepRunning; | |
ef416fc2 | 1178 | } |
1179 | ||
1180 | ||
e53920b9 | 1181 | /* |
09a101d6 | 1182 | * 'find_device_cb()' - print_device iterator callback. |
e53920b9 | 1183 | */ |
ef416fc2 | 1184 | |
09a101d6 | 1185 | static Boolean find_device_cb(void *refcon, |
1186 | io_service_t obj) | |
e53920b9 | 1187 | { |
1188 | Boolean keepLooking = true; | |
1189 | ||
09a101d6 | 1190 | if (obj != 0x0) |
1191 | { | |
e53920b9 | 1192 | CFStringRef idString = NULL; |
1193 | UInt32 location = -1; | |
bc44d920 | 1194 | UInt8 interfaceNum = 0; |
e53920b9 | 1195 | |
bc44d920 | 1196 | copy_devicestring(obj, &idString, &location, &interfaceNum); |
09a101d6 | 1197 | if (idString != NULL) |
1198 | { | |
e53920b9 | 1199 | CFStringRef make = NULL, model = NULL, serial = NULL; |
1200 | ||
1201 | copy_deviceinfo(idString, &make, &model, &serial); | |
7dfedb92 | 1202 | if (make && CFStringCompare(make, g.make, kCFCompareCaseInsensitive) == kCFCompareEqualTo) |
09a101d6 | 1203 | { |
7dfedb92 | 1204 | if (model && CFStringCompare(model, g.model, kCFCompareCaseInsensitive) == kCFCompareEqualTo) |
09a101d6 | 1205 | { |
1206 | if (g.serial != NULL && CFStringGetLength(g.serial) > 0) | |
1207 | { | |
1208 | if (serial != NULL && CFStringCompare(serial, g.serial, kCFCompareCaseInsensitive) == kCFCompareEqualTo) | |
1209 | { | |
e53920b9 | 1210 | IOObjectRetain(obj); |
09a101d6 | 1211 | g.printer_obj = obj; |
e53920b9 | 1212 | keepLooking = false; |
ef416fc2 | 1213 | } |
e53920b9 | 1214 | } |
09a101d6 | 1215 | else |
1216 | { | |
1217 | if (g.printer_obj != 0) | |
1218 | IOObjectRelease(g.printer_obj); | |
1219 | ||
1220 | g.printer_obj = obj; | |
e53920b9 | 1221 | IOObjectRetain(obj); |
1222 | ||
09a101d6 | 1223 | if (g.location == 0 || g.location == location) |
e53920b9 | 1224 | keepLooking = false; |
e53920b9 | 1225 | } |
bc44d920 | 1226 | if ( !keepLooking ) |
1227 | g.interfaceNum = interfaceNum; | |
ef416fc2 | 1228 | } |
e53920b9 | 1229 | } |
1230 | ||
1231 | release_deviceinfo(&make, &model, &serial); | |
1232 | CFRelease(idString); | |
ef416fc2 | 1233 | } |
e53920b9 | 1234 | } |
09a101d6 | 1235 | else |
1236 | { | |
1237 | keepLooking = (g.printer_obj == 0); | |
1238 | if (obj == 0x0 && keepLooking) | |
1239 | { | |
1240 | CFRunLoopTimerContext context = { 0, refcon, NULL, NULL, NULL }; | |
1241 | CFRunLoopTimerRef timer = CFRunLoopTimerCreate(NULL, CFAbsoluteTimeGetCurrent() + 1.0, 10, 0x0, 0x0, status_timer_cb, &context); | |
1242 | if (timer != NULL) | |
1243 | { | |
7594b224 | 1244 | CFRunLoopAddTimer(CFRunLoopGetCurrent(), timer, kCFRunLoopDefaultMode); |
09a101d6 | 1245 | g.status_timer = timer; |
7594b224 | 1246 | } |
1247 | } | |
1248 | } | |
09a101d6 | 1249 | |
1250 | if (!keepLooking && g.status_timer != NULL) | |
1251 | { | |
c5571a1d | 1252 | fputs("STATE: -offline-report\n", stderr); |
080811b1 | 1253 | _cupsLangPuts(stderr, _("INFO: Printer is now online.\n")); |
09a101d6 | 1254 | CFRunLoopRemoveTimer(CFRunLoopGetCurrent(), g.status_timer, kCFRunLoopDefaultMode); |
1255 | CFRelease(g.status_timer); | |
1256 | g.status_timer = NULL; | |
e53920b9 | 1257 | } |
ef416fc2 | 1258 | |
e53920b9 | 1259 | return keepLooking; |
ef416fc2 | 1260 | } |
1261 | ||
1262 | ||
e53920b9 | 1263 | /* |
09a101d6 | 1264 | * 'status_timer_cb()' - Status timer callback. |
ef416fc2 | 1265 | */ |
e53920b9 | 1266 | |
09a101d6 | 1267 | static void status_timer_cb(CFRunLoopTimerRef timer, |
1268 | void *info) | |
ef416fc2 | 1269 | { |
c5571a1d | 1270 | fputs("STATE: +offline-report\n", stderr); |
749b1e90 | 1271 | _cupsLangPuts(stderr, _("INFO: Printer is offline.\n")); |
0a682745 MS |
1272 | |
1273 | if (getenv("CLASS") != NULL) | |
1274 | { | |
1275 | /* | |
1276 | * If the CLASS environment variable is set, the job was submitted | |
1277 | * to a class and not to a specific queue. In this case, we want | |
1278 | * to abort immediately so that the job can be requeued on the next | |
1279 | * available printer in the class. | |
1280 | * | |
1281 | * Sleep 5 seconds to keep the job from requeuing too rapidly... | |
1282 | */ | |
1283 | ||
1284 | sleep(5); | |
1285 | ||
1286 | exit(CUPS_BACKEND_FAILED); | |
1287 | } | |
ef416fc2 | 1288 | } |
1289 | ||
ef416fc2 | 1290 | |
e53920b9 | 1291 | #pragma mark - |
1292 | /* | |
1293 | * 'copy_deviceinfo()' - Copy strings from the 1284 device ID. | |
1294 | */ | |
ef416fc2 | 1295 | |
09a101d6 | 1296 | static void copy_deviceinfo(CFStringRef deviceIDString, |
1297 | CFStringRef *make, | |
1298 | CFStringRef *model, | |
1299 | CFStringRef *serial) | |
1300 | { | |
e53920b9 | 1301 | CFStringRef modelKeys[] = { CFSTR("MDL:"), CFSTR("MODEL:"), NULL }; |
1302 | CFStringRef makeKeys[] = { CFSTR("MFG:"), CFSTR("MANUFACTURER:"), NULL }; | |
1303 | CFStringRef serialKeys[] = { CFSTR("SN:"), CFSTR("SERN:"), NULL }; | |
1304 | ||
1305 | if (make != NULL) | |
0af14961 | 1306 | *make = copy_value_for_key(deviceIDString, makeKeys); |
568fa3fa | 1307 | |
e53920b9 | 1308 | if (model != NULL) |
0af14961 | 1309 | *model = copy_value_for_key(deviceIDString, modelKeys); |
568fa3fa | 1310 | |
e53920b9 | 1311 | if (serial != NULL) |
1312 | *serial = copy_value_for_key(deviceIDString, serialKeys); | |
1313 | } | |
ef416fc2 | 1314 | |
ef416fc2 | 1315 | |
e53920b9 | 1316 | /* |
1317 | * 'release_deviceinfo()' - Release deviceinfo strings. | |
1318 | */ | |
ef416fc2 | 1319 | |
09a101d6 | 1320 | static void release_deviceinfo(CFStringRef *make, |
1321 | CFStringRef *model, | |
1322 | CFStringRef *serial) | |
ef416fc2 | 1323 | { |
09a101d6 | 1324 | if (make != NULL && *make != NULL) |
1325 | { | |
e53920b9 | 1326 | CFRelease(*make); |
1327 | *make = NULL; | |
1328 | } | |
1329 | ||
09a101d6 | 1330 | if (model != NULL && *model != NULL) |
1331 | { | |
e53920b9 | 1332 | CFRelease(*model); |
1333 | *model = NULL; | |
1334 | } | |
1335 | ||
09a101d6 | 1336 | if (serial != NULL && *serial != NULL) |
1337 | { | |
e53920b9 | 1338 | CFRelease(*serial); |
1339 | *serial = NULL; | |
1340 | } | |
1341 | } | |
1342 | ||
1343 | ||
1344 | #pragma mark - | |
1345 | /* | |
1346 | * 'load_classdriver()' - Load a classdriver. | |
1347 | */ | |
1348 | ||
09a101d6 | 1349 | static kern_return_t load_classdriver(CFStringRef driverPath, |
1350 | printer_interface_t intf, | |
1351 | classdriver_t ***printerDriver) | |
e53920b9 | 1352 | { |
bf3816c7 MS |
1353 | kern_return_t kr = kUSBPrinterClassDeviceNotOpen; |
1354 | classdriver_t **driver = NULL; | |
1355 | CFStringRef bundle = driverPath ? driverPath : kUSBGenericTOPrinterClassDriver; | |
1356 | char bundlestr[1024]; /* Bundle path */ | |
1357 | struct stat bundleinfo; /* File information for bundle */ | |
1358 | CFURLRef url; /* URL for driver */ | |
1359 | CFPlugInRef plugin = NULL; /* Plug-in address */ | |
e53920b9 | 1360 | |
bf3816c7 MS |
1361 | |
1362 | CFStringGetCString(bundle, bundlestr, sizeof(bundlestr), kCFStringEncodingUTF8); | |
1363 | ||
1364 | /* | |
1365 | * Validate permissions for the class driver... | |
1366 | */ | |
1367 | ||
1368 | if (stat(bundlestr, &bundleinfo)) | |
09a101d6 | 1369 | { |
b0f6947b MS |
1370 | fprintf(stderr, "DEBUG: Unable to load class driver \"%s\": %s\n", |
1371 | bundlestr, strerror(errno)); | |
bf3816c7 MS |
1372 | return (kr); |
1373 | } | |
1374 | else if (bundleinfo.st_mode & S_IWOTH) | |
1375 | { | |
b0f6947b MS |
1376 | fprintf(stderr, "DEBUG: Unable to load class driver \"%s\": insecure file " |
1377 | "permissions (0%o)\n", bundlestr, bundleinfo.st_mode); | |
bf3816c7 MS |
1378 | return (kr); |
1379 | } | |
1380 | ||
1381 | /* | |
1382 | * Try loading the class driver... | |
1383 | */ | |
1384 | ||
1385 | url = CFURLCreateWithFileSystemPath(NULL, bundle, kCFURLPOSIXPathStyle, true); | |
e53920b9 | 1386 | |
bf3816c7 MS |
1387 | if (url) |
1388 | { | |
1389 | plugin = CFPlugInCreate(NULL, url); | |
1390 | CFRelease(url); | |
1391 | } | |
1392 | else | |
1393 | plugin = NULL; | |
e53920b9 | 1394 | |
bf3816c7 MS |
1395 | if (plugin) |
1396 | { | |
1397 | CFArrayRef factories = CFPlugInFindFactoriesForPlugInTypeInPlugIn(kUSBPrinterClassTypeID, plugin); | |
1398 | if (factories != NULL && CFArrayGetCount(factories) > 0) | |
09a101d6 | 1399 | { |
bf3816c7 MS |
1400 | CFUUIDRef factoryID = CFArrayGetValueAtIndex(factories, 0); |
1401 | IUnknownVTbl **iunknown = CFPlugInInstanceCreate(NULL, factoryID, kUSBPrinterClassTypeID); | |
1402 | if (iunknown != NULL) | |
09a101d6 | 1403 | { |
bf3816c7 MS |
1404 | kr = (*iunknown)->QueryInterface(iunknown, CFUUIDGetUUIDBytes(kUSBPrinterClassInterfaceID), (LPVOID *)&driver); |
1405 | if (kr == kIOReturnSuccess && driver != NULL) | |
09a101d6 | 1406 | { |
bf3816c7 MS |
1407 | classdriver_t **genericDriver = NULL; |
1408 | if (driverPath != NULL && CFStringCompare(driverPath, kUSBGenericTOPrinterClassDriver, 0) != kCFCompareEqualTo) | |
1409 | kr = load_classdriver(NULL, intf, &genericDriver); | |
e53920b9 | 1410 | |
bf3816c7 MS |
1411 | if (kr == kIOReturnSuccess) |
1412 | { | |
1413 | (*driver)->interface = intf; | |
1414 | (*driver)->Initialize(driver, genericDriver); | |
e53920b9 | 1415 | |
bf3816c7 MS |
1416 | (*driver)->plugin = plugin; |
1417 | (*driver)->interface = intf; | |
1418 | *printerDriver = driver; | |
e53920b9 | 1419 | } |
e53920b9 | 1420 | } |
bf3816c7 | 1421 | (*iunknown)->Release(iunknown); |
e53920b9 | 1422 | } |
bf3816c7 | 1423 | CFRelease(factories); |
ef416fc2 | 1424 | } |
e53920b9 | 1425 | } |
1426 | ||
c0e1af83 | 1427 | fprintf(stderr, "DEBUG: load_classdriver(%s) (kr:0x%08x)\n", bundlestr, (int)kr); |
ef416fc2 | 1428 | |
bf3816c7 | 1429 | return (kr); |
ef416fc2 | 1430 | } |
1431 | ||
1432 | ||
e53920b9 | 1433 | /* |
1434 | * 'unload_classdriver()' - Unload a classdriver. | |
1435 | */ | |
ef416fc2 | 1436 | |
09a101d6 | 1437 | static kern_return_t unload_classdriver(classdriver_t ***classdriver) |
e53920b9 | 1438 | { |
09a101d6 | 1439 | if (*classdriver != NULL) |
1440 | { | |
1441 | (**classdriver)->Release(*classdriver); | |
1442 | *classdriver = NULL; | |
e53920b9 | 1443 | } |
ef416fc2 | 1444 | |
e53920b9 | 1445 | return kIOReturnSuccess; |
1446 | } | |
ef416fc2 | 1447 | |
ef416fc2 | 1448 | |
e53920b9 | 1449 | /* |
09a101d6 | 1450 | * 'load_printerdriver()' - Load vendor's classdriver. |
411affcf | 1451 | * |
1452 | * If driverBundlePath is not NULL on return it is the callers responsbility to release it! | |
e53920b9 | 1453 | */ |
ef416fc2 | 1454 | |
09a101d6 | 1455 | static kern_return_t load_printerdriver(CFStringRef *driverBundlePath) |
ef416fc2 | 1456 | { |
7594b224 | 1457 | IOCFPlugInInterface **iodev = NULL; |
1458 | SInt32 score; | |
1459 | kern_return_t kr; | |
1460 | printer_interface_t intf; | |
1461 | HRESULT res; | |
1462 | ||
09a101d6 | 1463 | kr = IOCreatePlugInInterfaceForService(g.printer_obj, kIOUSBInterfaceUserClientTypeID, kIOCFPlugInInterfaceID, &iodev, &score); |
7594b224 | 1464 | if (kr == kIOReturnSuccess) |
1465 | { | |
1466 | if ((res = (*iodev)->QueryInterface(iodev, USB_INTERFACE_KIND, (LPVOID *) &intf)) == noErr) | |
1467 | { | |
09a101d6 | 1468 | *driverBundlePath = IORegistryEntryCreateCFProperty(g.printer_obj, kUSBClassDriverProperty, NULL, kNilOptions); |
e53920b9 | 1469 | |
09a101d6 | 1470 | kr = load_classdriver(*driverBundlePath, intf, &g.classdriver); |
ef416fc2 | 1471 | |
e53920b9 | 1472 | if (kr != kIOReturnSuccess) |
1473 | (*intf)->Release(intf); | |
1474 | } | |
1475 | IODestroyPlugInInterface(iodev); | |
1476 | } | |
1477 | return kr; | |
ef416fc2 | 1478 | } |
1479 | ||
1480 | ||
e53920b9 | 1481 | /* |
1482 | * 'registry_open()' - Open a connection to the printer. | |
1483 | */ | |
ef416fc2 | 1484 | |
09a101d6 | 1485 | static kern_return_t registry_open(CFStringRef *driverBundlePath) |
e53920b9 | 1486 | { |
09a101d6 | 1487 | g.bidi_flag = 0; /* 0=unidirectional */ |
f7deaa1a | 1488 | |
09a101d6 | 1489 | kern_return_t kr = load_printerdriver(driverBundlePath); |
1490 | if (kr != kIOReturnSuccess) | |
e53920b9 | 1491 | kr = -2; |
ef416fc2 | 1492 | |
09a101d6 | 1493 | if (g.classdriver != NULL) |
1494 | { | |
bc44d920 | 1495 | (*g.classdriver)->interfaceNumber = g.interfaceNum; |
09a101d6 | 1496 | kr = (*g.classdriver)->Open(g.classdriver, g.location, kUSBPrintingProtocolBidirectional); |
1497 | if (kr != kIOReturnSuccess || (*g.classdriver)->interface == NULL) | |
1498 | { | |
1499 | kr = (*g.classdriver)->Open(g.classdriver, g.location, kUSBPrintingProtocolUnidirectional); | |
1500 | if (kr == kIOReturnSuccess) | |
1501 | { | |
1502 | if ((*g.classdriver)->interface == NULL) | |
1503 | { | |
1504 | (*g.classdriver)->Close(g.classdriver); | |
e53920b9 | 1505 | kr = -1; |
1506 | } | |
1507 | } | |
1508 | } | |
09a101d6 | 1509 | else |
1510 | g.bidi_flag = 1; /* 1=bidirectional */ | |
e53920b9 | 1511 | } |
ef416fc2 | 1512 | |
09a101d6 | 1513 | if (kr != kIOReturnSuccess) |
1514 | unload_classdriver(&g.classdriver); | |
ef416fc2 | 1515 | |
e53920b9 | 1516 | return kr; |
1517 | } | |
ef416fc2 | 1518 | |
ef416fc2 | 1519 | |
e53920b9 | 1520 | /* |
1521 | * 'registry_close()' - Close the connection to the printer. | |
1522 | */ | |
ef416fc2 | 1523 | |
09a101d6 | 1524 | static kern_return_t registry_close() |
ef416fc2 | 1525 | { |
09a101d6 | 1526 | if (g.classdriver != NULL) |
1527 | (*g.classdriver)->Close(g.classdriver); | |
1528 | ||
1529 | unload_classdriver(&g.classdriver); | |
e53920b9 | 1530 | return kIOReturnSuccess; |
ef416fc2 | 1531 | } |
1532 | ||
1533 | ||
e53920b9 | 1534 | /* |
1535 | * 'copy_deviceid()' - Copy the 1284 device id string. | |
1536 | */ | |
1537 | ||
09a101d6 | 1538 | static OSStatus copy_deviceid(classdriver_t **classdriver, |
1539 | CFStringRef *deviceID) | |
ef416fc2 | 1540 | { |
e53920b9 | 1541 | CFStringRef devID = NULL, |
1542 | ||
1543 | deviceMake = NULL, | |
1544 | deviceModel = NULL, | |
1545 | deviceSerial = NULL; | |
1546 | ||
09a101d6 | 1547 | OSStatus err = (*classdriver)->GetDeviceID(classdriver, &devID, DEFAULT_TIMEOUT); |
e53920b9 | 1548 | |
1549 | copy_deviceinfo(devID, &deviceMake, &deviceModel, &deviceSerial); | |
1550 | ||
09a101d6 | 1551 | if (deviceMake == NULL || deviceModel == NULL || deviceSerial == NULL) |
1552 | { | |
e53920b9 | 1553 | IOUSBDeviceDescriptor desc; |
1554 | iodevice_request_t request; | |
1555 | ||
09a101d6 | 1556 | request.requestType = USBmakebmRequestType(kUSBIn, kUSBStandard, kUSBDevice); |
e53920b9 | 1557 | request.request = kUSBRqGetDescriptor; |
1558 | request.value = (kUSBDeviceDesc << 8) | 0; | |
1559 | request.index = 0; | |
1560 | request.length = sizeof(desc); | |
1561 | request.buffer = &desc; | |
09a101d6 | 1562 | err = (*classdriver)->DeviceRequest(classdriver, &request, DEFAULT_TIMEOUT); |
1563 | if (err == kIOReturnSuccess) | |
1564 | { | |
e53920b9 | 1565 | CFMutableStringRef newDevID = CFStringCreateMutable(NULL, 0); |
1566 | ||
09a101d6 | 1567 | if (deviceMake == NULL) |
1568 | { | |
e53920b9 | 1569 | CFStringRef data = NULL; |
09a101d6 | 1570 | err = (*classdriver)->GetString(classdriver, desc.iManufacturer, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1571 | if (data != NULL) | |
1572 | { | |
e53920b9 | 1573 | CFStringAppendFormat(newDevID, NULL, CFSTR("MFG:%@;"), data); |
1574 | CFRelease(data); | |
ef416fc2 | 1575 | } |
e53920b9 | 1576 | } |
1577 | ||
09a101d6 | 1578 | if (deviceModel == NULL) |
1579 | { | |
e53920b9 | 1580 | CFStringRef data = NULL; |
09a101d6 | 1581 | err = (*classdriver)->GetString(classdriver, desc.iProduct, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1582 | if (data != NULL) | |
1583 | { | |
e53920b9 | 1584 | CFStringAppendFormat(newDevID, NULL, CFSTR("MDL:%@;"), data); |
1585 | CFRelease(data); | |
ef416fc2 | 1586 | } |
e53920b9 | 1587 | } |
1588 | ||
09a101d6 | 1589 | if (deviceSerial == NULL && desc.iSerialNumber != 0) |
1590 | { | |
e53920b9 | 1591 | CFStringRef data = NULL; |
09a101d6 | 1592 | err = (*classdriver)->GetString(classdriver, desc.iSerialNumber, kUSBLanguageEnglish, DEFAULT_TIMEOUT, &data); |
1593 | if (data != NULL) | |
1594 | { | |
e53920b9 | 1595 | CFStringAppendFormat(newDevID, NULL, CFSTR("SERN:%@;"), data); |
1596 | CFRelease(data); | |
ef416fc2 | 1597 | } |
e53920b9 | 1598 | } |
ef416fc2 | 1599 | |
09a101d6 | 1600 | if (devID != NULL) |
1601 | { | |
e53920b9 | 1602 | CFStringAppend(newDevID, devID); |
1603 | CFRelease(devID); | |
1604 | } | |
ef416fc2 | 1605 | |
e53920b9 | 1606 | *deviceID = newDevID; |
1607 | } | |
1608 | } | |
09a101d6 | 1609 | else |
1610 | { | |
e53920b9 | 1611 | *deviceID = devID; |
1612 | } | |
1613 | release_deviceinfo(&deviceMake, &deviceModel, &deviceSerial); | |
ef416fc2 | 1614 | |
e53920b9 | 1615 | return err; |
1616 | } | |
ef416fc2 | 1617 | |
ef416fc2 | 1618 | |
e53920b9 | 1619 | /* |
1620 | * 'copy_devicestring()' - Copy the 1284 device id string. | |
1621 | */ | |
ef416fc2 | 1622 | |
09a101d6 | 1623 | static void copy_devicestring(io_service_t usbInterface, |
1624 | CFStringRef *deviceID, | |
bc44d920 | 1625 | UInt32 *deviceLocation, |
1626 | UInt8 *interfaceNumber ) | |
e53920b9 | 1627 | { |
7594b224 | 1628 | IOCFPlugInInterface **iodev = NULL; |
1629 | SInt32 score; | |
1630 | kern_return_t kr; | |
1631 | printer_interface_t intf; | |
1632 | HRESULT res; | |
09a101d6 | 1633 | classdriver_t **klassDriver = NULL; |
7594b224 | 1634 | CFStringRef driverBundlePath; |
1635 | ||
09a101d6 | 1636 | if ((kr = IOCreatePlugInInterfaceForService(usbInterface, |
1637 | kIOUSBInterfaceUserClientTypeID, | |
1638 | kIOCFPlugInInterfaceID, | |
1639 | &iodev, &score)) == kIOReturnSuccess) | |
7594b224 | 1640 | { |
09a101d6 | 1641 | if ((res = (*iodev)->QueryInterface(iodev, USB_INTERFACE_KIND, (LPVOID *) |
1642 | &intf)) == noErr) | |
7594b224 | 1643 | { |
09a101d6 | 1644 | (*intf)->GetLocationID(intf, deviceLocation); |
bc44d920 | 1645 | (*intf)->GetInterfaceNumber(intf, interfaceNumber); |
e53920b9 | 1646 | |
09a101d6 | 1647 | driverBundlePath = IORegistryEntryCreateCFProperty(usbInterface, |
1648 | kUSBClassDriverProperty, | |
1649 | NULL, kNilOptions); | |
e53920b9 | 1650 | |
7594b224 | 1651 | kr = load_classdriver(driverBundlePath, intf, &klassDriver); |
ef416fc2 | 1652 | |
7594b224 | 1653 | if (kr != kIOReturnSuccess && driverBundlePath != NULL) |
1654 | kr = load_classdriver(NULL, intf, &klassDriver); | |
1655 | ||
09a101d6 | 1656 | if (kr == kIOReturnSuccess && klassDriver != NULL) |
1657 | kr = copy_deviceid(klassDriver, deviceID); | |
ef416fc2 | 1658 | |
7594b224 | 1659 | unload_classdriver(&klassDriver); |
1660 | ||
1661 | if (driverBundlePath != NULL) | |
1662 | CFRelease(driverBundlePath); | |
ef416fc2 | 1663 | |
e53920b9 | 1664 | /* (*intf)->Release(intf); */ |
09a101d6 | 1665 | } |
e53920b9 | 1666 | IODestroyPlugInInterface(iodev); |
1667 | } | |
1668 | } | |
ef416fc2 | 1669 | |
ef416fc2 | 1670 | |
e53920b9 | 1671 | #pragma mark - |
1672 | /* | |
1673 | * 'copy_value_for_key()' - Copy value string associated with a key. | |
1674 | */ | |
ef416fc2 | 1675 | |
09a101d6 | 1676 | static CFStringRef copy_value_for_key(CFStringRef deviceID, |
1677 | CFStringRef *keys) | |
ef416fc2 | 1678 | { |
e53920b9 | 1679 | CFStringRef value = NULL; |
1680 | CFArrayRef kvPairs = deviceID != NULL ? CFStringCreateArrayBySeparatingStrings(NULL, deviceID, CFSTR(";")) : NULL; | |
1681 | CFIndex max = kvPairs != NULL ? CFArrayGetCount(kvPairs) : 0; | |
1682 | CFIndex idx = 0; | |
1683 | ||
09a101d6 | 1684 | while (idx < max && value == NULL) |
1685 | { | |
e53920b9 | 1686 | CFStringRef kvpair = CFArrayGetValueAtIndex(kvPairs, idx); |
1687 | CFIndex idxx = 0; | |
09a101d6 | 1688 | while (keys[idxx] != NULL && value == NULL) |
1689 | { | |
e53920b9 | 1690 | CFRange range = CFStringFind(kvpair, keys[idxx], kCFCompareCaseInsensitive); |
09a101d6 | 1691 | if (range.length != -1) |
1692 | { | |
1693 | if (range.location != 0) | |
1694 | { | |
e53920b9 | 1695 | CFMutableStringRef theString = CFStringCreateMutableCopy(NULL, 0, kvpair); |
1696 | CFStringTrimWhitespace(theString); | |
1697 | range = CFStringFind(theString, keys[idxx], kCFCompareCaseInsensitive); | |
09a101d6 | 1698 | if (range.location == 0) |
e53920b9 | 1699 | value = CFStringCreateWithSubstring(NULL, theString, CFRangeMake(range.length, CFStringGetLength(theString) - range.length)); |
09a101d6 | 1700 | |
e53920b9 | 1701 | CFRelease(theString); |
1702 | } | |
09a101d6 | 1703 | else |
1704 | { | |
e53920b9 | 1705 | CFStringRef theString = CFStringCreateWithSubstring(NULL, kvpair, CFRangeMake(range.length, CFStringGetLength(kvpair) - range.length)); |
1706 | CFMutableStringRef theString2 = CFStringCreateMutableCopy(NULL, 0, theString); | |
1707 | CFRelease(theString); | |
ef416fc2 | 1708 | |
e53920b9 | 1709 | CFStringTrimWhitespace(theString2); |
1710 | value = theString2; | |
ef416fc2 | 1711 | } |
e53920b9 | 1712 | } |
1713 | idxx++; | |
ef416fc2 | 1714 | } |
e53920b9 | 1715 | idx++; |
1716 | } | |
1717 | ||
1718 | if (kvPairs != NULL) | |
09a101d6 | 1719 | CFRelease(kvPairs); |
e53920b9 | 1720 | return value; |
ef416fc2 | 1721 | } |
1722 | ||
1723 | ||
411affcf | 1724 | /* |
09a101d6 | 1725 | * 'cfstr_create_trim()' - Create CFString and trim whitespace characters. |
411affcf | 1726 | */ |
1727 | ||
09a101d6 | 1728 | CFStringRef cfstr_create_trim(const char *cstr) |
411affcf | 1729 | { |
1730 | CFStringRef cfstr; | |
1731 | CFMutableStringRef cfmutablestr = NULL; | |
09a101d6 | 1732 | |
411affcf | 1733 | if ((cfstr = CFStringCreateWithCString(NULL, cstr, kCFStringEncodingUTF8)) != NULL) |
1734 | { | |
1735 | if ((cfmutablestr = CFStringCreateMutableCopy(NULL, 1024, cfstr)) != NULL) | |
1736 | CFStringTrimWhitespace(cfmutablestr); | |
1737 | ||
1738 | CFRelease(cfstr); | |
1739 | } | |
1740 | return (CFStringRef) cfmutablestr; | |
1741 | } | |
1742 | ||
1743 | ||
e53920b9 | 1744 | #pragma mark - |
1745 | /* | |
db1f069b | 1746 | * 'parse_options()' - Parse URI options. |
e53920b9 | 1747 | */ |
ef416fc2 | 1748 | |
db1f069b | 1749 | static void parse_options(char *options, |
09a101d6 | 1750 | char *serial, |
76cd9e37 | 1751 | int serial_size, |
09a101d6 | 1752 | UInt32 *location, |
1753 | Boolean *wait_eof) | |
e53920b9 | 1754 | { |
db1f069b MS |
1755 | char sep, /* Separator character */ |
1756 | *name, /* Name of option */ | |
1757 | *value; /* Value of option */ | |
1758 | ||
ef416fc2 | 1759 | |
e53920b9 | 1760 | if (serial) |
1761 | *serial = '\0'; | |
1762 | if (location) | |
1763 | *location = 0; | |
ef416fc2 | 1764 | |
e53920b9 | 1765 | if (!options) |
1766 | return; | |
ef416fc2 | 1767 | |
db1f069b | 1768 | while (*options) |
09a101d6 | 1769 | { |
db1f069b MS |
1770 | /* |
1771 | * Get the name... | |
1772 | */ | |
ef416fc2 | 1773 | |
db1f069b | 1774 | name = options; |
ef416fc2 | 1775 | |
db1f069b | 1776 | while (*options && *options != '=' && *options != '+' && *options != '&') |
e53920b9 | 1777 | options ++; |
ef416fc2 | 1778 | |
db1f069b MS |
1779 | if ((sep = *options) != '\0') |
1780 | *options++ = '\0'; | |
ef416fc2 | 1781 | |
db1f069b MS |
1782 | if (sep == '=') |
1783 | { | |
1784 | /* | |
1785 | * Get the value... | |
1786 | */ | |
ef416fc2 | 1787 | |
db1f069b MS |
1788 | value = options; |
1789 | ||
1790 | while (*options && *options != '+' && *options != '&') | |
e53920b9 | 1791 | options ++; |
db1f069b MS |
1792 | |
1793 | if (*options) | |
1794 | *options++ = '\0'; | |
e53920b9 | 1795 | } |
db1f069b MS |
1796 | else |
1797 | value = (char *)""; | |
ef416fc2 | 1798 | |
db1f069b MS |
1799 | /* |
1800 | * Process the option... | |
1801 | */ | |
1802 | ||
1803 | if (!strcasecmp(name, "waiteof")) | |
09a101d6 | 1804 | { |
db1f069b MS |
1805 | if (!strcasecmp(value, "on") || |
1806 | !strcasecmp(value, "yes") || | |
1807 | !strcasecmp(value, "true")) | |
09a101d6 | 1808 | *wait_eof = true; |
db1f069b MS |
1809 | else if (!strcasecmp(value, "off") || |
1810 | !strcasecmp(value, "no") || | |
1811 | !strcasecmp(value, "false")) | |
09a101d6 | 1812 | *wait_eof = false; |
1813 | else | |
db1f069b MS |
1814 | _cupsLangPrintf(stderr, |
1815 | _("WARNING: Boolean expected for waiteof option " | |
1816 | "\"%s\"\n"), value); | |
e53920b9 | 1817 | } |
db1f069b | 1818 | else if (!strcasecmp(name, "serial")) |
76cd9e37 | 1819 | strlcpy(serial, value, serial_size); |
db1f069b | 1820 | else if (!strcasecmp(name, "location") && location) |
e53920b9 | 1821 | *location = strtol(value, NULL, 16); |
e53920b9 | 1822 | } |
e53920b9 | 1823 | } |
ef416fc2 | 1824 | |
ef416fc2 | 1825 | |
e53920b9 | 1826 | /*! |
1827 | * @function setup_cfLanguage | |
ac884b6a | 1828 | * @abstract Convert the contents of the CUPS 'APPLE_LANGUAGE' environment |
e53920b9 | 1829 | * variable into a one element CF array of languages. |
1830 | * | |
1831 | * @discussion Each submitted job comes with a natural language. CUPS passes | |
1832 | * that language in an environment variable. We take that language | |
1833 | * and jam it into the AppleLanguages array so that CF will use | |
1834 | * it when reading localized resources. We need to do this before | |
1835 | * any CF code reads and caches the languages array, so this function | |
1836 | * should be called early in main() | |
1837 | */ | |
1838 | static void setup_cfLanguage(void) | |
1839 | { | |
1840 | CFStringRef lang[1] = {NULL}; | |
1841 | CFArrayRef langArray = NULL; | |
1842 | const char *requestedLang = NULL; | |
1843 | ||
ac884b6a MS |
1844 | if ((requestedLang = getenv("APPLE_LANGUAGE")) == NULL) |
1845 | requestedLang = getenv("LANG"); | |
1846 | ||
09a101d6 | 1847 | if (requestedLang != NULL) |
1848 | { | |
e53920b9 | 1849 | lang[0] = CFStringCreateWithCString(kCFAllocatorDefault, requestedLang, kCFStringEncodingUTF8); |
1850 | langArray = CFArrayCreate(kCFAllocatorDefault, (const void **)lang, sizeof(lang) / sizeof(lang[0]), &kCFTypeArrayCallBacks); | |
1851 | ||
28b9d139 | 1852 | CFPreferencesSetValue(CFSTR("AppleLanguages"), langArray, kCFPreferencesCurrentApplication, kCFPreferencesAnyUser, kCFPreferencesAnyHost); |
005dd1eb | 1853 | fprintf(stderr, "DEBUG: usb: AppleLanguages=\"%s\"\n", requestedLang); |
e53920b9 | 1854 | |
1855 | CFRelease(lang[0]); | |
1856 | CFRelease(langArray); | |
e53920b9 | 1857 | } |
09a101d6 | 1858 | else |
ac884b6a | 1859 | fputs("DEBUG: usb: LANG and APPLE_LANGUAGE environment variables missing.\n", stderr); |
e53920b9 | 1860 | } |
ef416fc2 | 1861 | |
e53920b9 | 1862 | #pragma mark - |
749b1e90 | 1863 | #if defined(__i386__) || defined(__x86_64__) |
e53920b9 | 1864 | /*! |
749b1e90 | 1865 | * @function run_legacy_backend |
e53920b9 | 1866 | * |
749b1e90 | 1867 | * @abstract Starts child backend process running as a ppc or i386 executable. |
e53920b9 | 1868 | * |
1869 | * @result Never returns; always calls exit(). | |
1870 | * | |
09a101d6 | 1871 | * @discussion |
e53920b9 | 1872 | */ |
749b1e90 MS |
1873 | static void run_legacy_backend(int argc, |
1874 | char *argv[], | |
1875 | int fd) | |
e53920b9 | 1876 | { |
1877 | int i; | |
1878 | int exitstatus = 0; | |
1879 | int childstatus; | |
1880 | pid_t waitpid_status; | |
1881 | char *my_argv[32]; | |
749b1e90 | 1882 | char *usb_legacy_status; |
ef416fc2 | 1883 | |
749b1e90 MS |
1884 | /* |
1885 | * If we're running as x86_64 or i386 and couldn't load the class driver | |
1886 | * (because it's ppc or i386), then try to re-exec ourselves in ppc or i386 | |
1887 | * mode to try again. If we don't have a ppc or i386 architecture we may be | |
1888 | * running with the same architecture again so guard against this by setting | |
1889 | * and testing an environment variable... | |
1890 | */ | |
e53920b9 | 1891 | |
749b1e90 MS |
1892 | # ifdef __x86_64__ |
1893 | usb_legacy_status = getenv("USB_I386_STATUS"); | |
1894 | # else | |
1895 | usb_legacy_status = getenv("USB_PPC_STATUS"); | |
1896 | # endif /* __x86_64__ */ | |
1897 | ||
1898 | if (!usb_legacy_status) | |
09a101d6 | 1899 | { |
bc44d920 | 1900 | /* |
1901 | * Setup a SIGTERM handler then block it before forking... | |
1902 | */ | |
ef416fc2 | 1903 | |
bc44d920 | 1904 | struct sigaction action; /* POSIX signal action */ |
1905 | sigset_t newmask, /* New signal mask */ | |
1906 | oldmask; /* Old signal mask */ | |
58dc1933 MS |
1907 | char usbpath[1024]; /* Path to USB backend */ |
1908 | const char *cups_serverbin;/* Path to CUPS binaries */ | |
1909 | ||
bc44d920 | 1910 | |
1911 | memset(&action, 0, sizeof(action)); | |
1912 | sigaddset(&action.sa_mask, SIGTERM); | |
1913 | action.sa_handler = sigterm_handler; | |
1914 | sigaction(SIGTERM, &action, NULL); | |
1915 | ||
1916 | sigemptyset(&newmask); | |
1917 | sigaddset(&newmask, SIGTERM); | |
1918 | sigprocmask(SIG_BLOCK, &newmask, &oldmask); | |
ef416fc2 | 1919 | |
749b1e90 MS |
1920 | /* |
1921 | * Set the environment variable... | |
1922 | */ | |
bc44d920 | 1923 | |
749b1e90 MS |
1924 | # ifdef __x86_64__ |
1925 | setenv("USB_I386_STATUS", "1", false); | |
1926 | # else | |
1927 | setenv("USB_PPC_STATUS", "1", false); | |
1928 | # endif /* __x86_64__ */ | |
bc44d920 | 1929 | |
749b1e90 MS |
1930 | /* |
1931 | * Tell the kernel to use the specified CPU architecture... | |
1932 | */ | |
bc44d920 | 1933 | |
749b1e90 MS |
1934 | # ifdef __x86_64__ |
1935 | cpu_type_t cpu = CPU_TYPE_I386; | |
1936 | # else | |
1937 | cpu_type_t cpu = CPU_TYPE_POWERPC; | |
1938 | # endif /* __x86_64__ */ | |
9a4f8274 | 1939 | size_t ocount = 1; |
749b1e90 | 1940 | posix_spawnattr_t attrs; |
ef416fc2 | 1941 | |
749b1e90 MS |
1942 | if (!posix_spawnattr_init(&attrs)) |
1943 | { | |
b19ccc9e MS |
1944 | posix_spawnattr_setsigdefault(&attrs, &oldmask); |
1945 | if (posix_spawnattr_setbinpref_np(&attrs, 1, &cpu, &ocount) || ocount != 1) | |
9a4f8274 MS |
1946 | { |
1947 | # ifdef __x86_64__ | |
1948 | perror("DEBUG: Unable to set binary preference to i386"); | |
1949 | # else | |
1950 | perror("DEBUG: Unable to set binary preference to ppc"); | |
1951 | # endif /* __x86_64__ */ | |
4d301e69 | 1952 | _cupsLangPrintf(stderr, _("Unable to use legacy USB class driver\n")); |
9a4f8274 MS |
1953 | exit(CUPS_BACKEND_STOP); |
1954 | } | |
749b1e90 | 1955 | } |
bc44d920 | 1956 | |
749b1e90 MS |
1957 | /* |
1958 | * Set up the arguments and call posix_spawn... | |
1959 | */ | |
ef416fc2 | 1960 | |
58dc1933 MS |
1961 | if ((cups_serverbin = getenv("CUPS_SERVERBIN")) == NULL) |
1962 | cups_serverbin = CUPS_SERVERBIN; | |
1963 | snprintf(usbpath, sizeof(usbpath), "%s/backend/usb", cups_serverbin); | |
1964 | ||
749b1e90 MS |
1965 | for (i = 0; i < argc && i < (sizeof(my_argv) / sizeof(my_argv[0])) - 1; i ++) |
1966 | my_argv[i] = argv[i]; | |
ef416fc2 | 1967 | |
749b1e90 | 1968 | my_argv[i] = NULL; |
ef416fc2 | 1969 | |
58dc1933 | 1970 | if (posix_spawn(&child_pid, usbpath, NULL, &attrs, my_argv, environ)) |
09a101d6 | 1971 | { |
58dc1933 MS |
1972 | fprintf(stderr, "DEBUG: Unable to exec %s: %s\n", usbpath, |
1973 | strerror(errno)); | |
4d301e69 | 1974 | _cupsLangPrintf(stderr, _("Unable to use legacy USB class driver\n")); |
749b1e90 | 1975 | exit(CUPS_BACKEND_STOP); |
bc44d920 | 1976 | } |
e53920b9 | 1977 | |
bc44d920 | 1978 | /* |
1979 | * Unblock signals... | |
1980 | */ | |
e53920b9 | 1981 | |
bc44d920 | 1982 | sigprocmask(SIG_SETMASK, &oldmask, NULL); |
e53920b9 | 1983 | |
bc44d920 | 1984 | /* |
1985 | * Close the fds we won't be using then wait for the child backend to exit. | |
1986 | */ | |
1987 | ||
1988 | close(fd); | |
1989 | close(1); | |
1990 | ||
005dd1eb MS |
1991 | fprintf(stderr, "DEBUG: Started usb(legacy) backend (PID %d)\n", |
1992 | (int)child_pid); | |
bc44d920 | 1993 | |
1994 | while ((waitpid_status = waitpid(child_pid, &childstatus, 0)) == (pid_t)-1 && errno == EINTR) | |
1995 | usleep(1000); | |
1996 | ||
1997 | if (WIFSIGNALED(childstatus)) | |
1998 | { | |
749b1e90 | 1999 | exitstatus = CUPS_BACKEND_STOP; |
4d301e69 | 2000 | fprintf(stderr, "DEBUG: usb(legacy) backend %d crashed on signal %d\n", |
749b1e90 | 2001 | child_pid, WTERMSIG(childstatus)); |
ef416fc2 | 2002 | } |
09a101d6 | 2003 | else |
2004 | { | |
bc44d920 | 2005 | if ((exitstatus = WEXITSTATUS(childstatus)) != 0) |
005dd1eb | 2006 | fprintf(stderr, |
4d301e69 | 2007 | "DEBUG: usb(legacy) backend %d stopped with status %d\n", |
005dd1eb | 2008 | child_pid, exitstatus); |
bc44d920 | 2009 | else |
005dd1eb MS |
2010 | fprintf(stderr, "DEBUG: usb(legacy) backend %d exited with no errors\n", |
2011 | child_pid); | |
e53920b9 | 2012 | } |
2013 | } | |
09a101d6 | 2014 | else |
2015 | { | |
005dd1eb | 2016 | fputs("DEBUG: usb(legacy) backend running native again\n", stderr); |
749b1e90 | 2017 | exitstatus = CUPS_BACKEND_STOP; |
e53920b9 | 2018 | } |
ef416fc2 | 2019 | |
e53920b9 | 2020 | exit(exitstatus); |
2021 | } | |
ef416fc2 | 2022 | |
e53920b9 | 2023 | /* |
2024 | * 'sigterm_handler()' - SIGTERM handler. | |
2025 | */ | |
ef416fc2 | 2026 | |
f11a948a MS |
2027 | static void |
2028 | sigterm_handler(int sig) /* I - Signal */ | |
ef416fc2 | 2029 | { |
18ecb428 MS |
2030 | /* If we started a child process pass the signal on to it... |
2031 | */ | |
e53920b9 | 2032 | if (child_pid) |
f11a948a MS |
2033 | { |
2034 | /* | |
2035 | * If we started a child process pass the signal on to it... | |
2036 | */ | |
e53920b9 | 2037 | |
f11a948a MS |
2038 | int status; |
2039 | ||
2040 | kill(child_pid, sig); | |
2041 | while (waitpid(child_pid, &status, 0) < 0 && errno == EINTR); | |
ef416fc2 | 2042 | |
f11a948a MS |
2043 | if (WIFEXITED(status)) |
2044 | exit(WEXITSTATUS(status)); | |
2045 | else if (status == SIGTERM || status == SIGKILL) | |
2046 | exit(0); | |
2047 | else | |
2048 | { | |
4d301e69 | 2049 | fprintf(stderr, "DEBUG: Child crashed on signal %d\n", status); |
f11a948a MS |
2050 | exit(CUPS_BACKEND_STOP); |
2051 | } | |
2052 | } | |
f11a948a MS |
2053 | } |
2054 | ||
18ecb428 MS |
2055 | #endif /* __i386__ || __x86_64__ */ |
2056 | ||
ef416fc2 | 2057 | |
e53920b9 | 2058 | #ifdef PARSE_PS_ERRORS |
2059 | /* | |
2060 | * 'next_line()' - Find the next line in a buffer. | |
2061 | */ | |
ef416fc2 | 2062 | |
e53920b9 | 2063 | static const char *next_line (const char *buffer) |
ef416fc2 | 2064 | { |
e53920b9 | 2065 | const char *cptr, *lptr = NULL; |
ef416fc2 | 2066 | |
e53920b9 | 2067 | for (cptr = buffer; *cptr && lptr == NULL; cptr++) |
2068 | if (*cptr == '\n' || *cptr == '\r') | |
2069 | lptr = cptr; | |
2070 | return lptr; | |
ef416fc2 | 2071 | } |
2072 | ||
ef416fc2 | 2073 | |
e53920b9 | 2074 | /* |
2075 | * 'parse_pserror()' - Scan the backchannel data for postscript errors. | |
2076 | */ | |
ef416fc2 | 2077 | |
09a101d6 | 2078 | static void parse_pserror(char *sockBuffer, |
2079 | int len) | |
ef416fc2 | 2080 | { |
e53920b9 | 2081 | static char gErrorBuffer[1024] = ""; |
2082 | static char *gErrorBufferPtr = gErrorBuffer; | |
2083 | static char *gErrorBufferEndPtr = gErrorBuffer + sizeof(gErrorBuffer); | |
2084 | ||
2085 | char *pCommentBegin, *pCommentEnd, *pLineEnd; | |
2086 | char *logLevel; | |
2087 | char logstr[1024]; | |
2088 | int logstrlen; | |
2089 | ||
2090 | if (gErrorBufferPtr + len > gErrorBufferEndPtr - 1) | |
2091 | gErrorBufferPtr = gErrorBuffer; | |
2092 | if (len > sizeof(gErrorBuffer) - 1) | |
2093 | len = sizeof(gErrorBuffer) - 1; | |
2094 | ||
2095 | memcpy(gErrorBufferPtr, (const void *)sockBuffer, len); | |
2096 | gErrorBufferPtr += len; | |
2097 | *(gErrorBufferPtr + 1) = '\0'; | |
2098 | ||
e53920b9 | 2099 | pLineEnd = (char *)next_line((const char *)gErrorBuffer); |
09a101d6 | 2100 | while (pLineEnd != NULL) |
2101 | { | |
e53920b9 | 2102 | *pLineEnd++ = '\0'; |
2103 | ||
2104 | pCommentBegin = strstr(gErrorBuffer,"%%["); | |
2105 | pCommentEnd = strstr(gErrorBuffer, "]%%"); | |
09a101d6 | 2106 | if (pCommentBegin != gErrorBuffer && pCommentEnd != NULL) |
2107 | { | |
e53920b9 | 2108 | pCommentEnd += 3; /* Skip past "]%%" */ |
2109 | *pCommentEnd = '\0'; /* There's always room for the nul */ | |
2110 | ||
2111 | if (strncasecmp(pCommentBegin, "%%[ Error:", 10) == 0) | |
2112 | logLevel = "DEBUG"; | |
2113 | else if (strncasecmp(pCommentBegin, "%%[ Flushing", 12) == 0) | |
2114 | logLevel = "DEBUG"; | |
2115 | else | |
2116 | logLevel = "INFO"; | |
2117 | ||
09a101d6 | 2118 | if ((logstrlen = snprintf(logstr, sizeof(logstr), "%s: %s\n", logLevel, pCommentBegin)) >= sizeof(logstr)) |
2119 | { | |
e53920b9 | 2120 | /* If the string was trucnated make sure it has a linefeed before the nul */ |
2121 | logstrlen = sizeof(logstr) - 1; | |
2122 | logstr[logstrlen - 1] = '\n'; | |
2123 | } | |
2124 | write(STDERR_FILENO, logstr, logstrlen); | |
ef416fc2 | 2125 | } |
ef416fc2 | 2126 | |
e53920b9 | 2127 | /* move everything over... */ |
2128 | strcpy(gErrorBuffer, pLineEnd); | |
2129 | gErrorBufferPtr = gErrorBuffer; | |
2130 | pLineEnd = (char *)next_line((const char *)gErrorBuffer); | |
2131 | } | |
ef416fc2 | 2132 | } |
e53920b9 | 2133 | #endif /* PARSE_PS_ERRORS */ |
ef416fc2 | 2134 | |
e53920b9 | 2135 | |
2136 | /* | |
db1f069b | 2137 | * 'soft_reset()' - Send a soft reset to the device. |
ef416fc2 | 2138 | */ |
e53920b9 | 2139 | |
09a101d6 | 2140 | static void soft_reset() |
ef416fc2 | 2141 | { |
09a101d6 | 2142 | fd_set input_set; /* Input set for select() */ |
2143 | struct timeval stimeout; /* Timeout for select() */ | |
2144 | char buffer[2048]; /* Buffer */ | |
2145 | struct timespec cond_timeout; /* pthread condition timeout */ | |
e53920b9 | 2146 | |
09a101d6 | 2147 | /* |
2148 | * Send an abort once a second until the I/O lock is released by the main thread... | |
2149 | */ | |
e53920b9 | 2150 | |
09a101d6 | 2151 | pthread_mutex_lock(&g.readwrite_lock_mutex); |
2152 | while (g.readwrite_lock) | |
2153 | { | |
2154 | (*g.classdriver)->Abort(g.classdriver); | |
ef416fc2 | 2155 | |
09a101d6 | 2156 | cond_timeout.tv_sec = time(NULL) + 1; |
2157 | cond_timeout.tv_nsec = 0; | |
e53920b9 | 2158 | |
09a101d6 | 2159 | pthread_cond_timedwait(&g.readwrite_lock_cond, &g.readwrite_lock_mutex, &cond_timeout); |
2160 | } | |
f7deaa1a | 2161 | |
09a101d6 | 2162 | g.readwrite_lock = 1; |
2163 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
f7deaa1a | 2164 | |
09a101d6 | 2165 | /* |
2166 | * Flush bytes waiting on print_fd... | |
2167 | */ | |
f7deaa1a | 2168 | |
09a101d6 | 2169 | g.print_bytes = 0; |
f7deaa1a | 2170 | |
09a101d6 | 2171 | FD_ZERO(&input_set); |
2172 | FD_SET(g.print_fd, &input_set); | |
f7deaa1a | 2173 | |
09a101d6 | 2174 | stimeout.tv_sec = 0; |
2175 | stimeout.tv_usec = 0; | |
f7deaa1a | 2176 | |
09a101d6 | 2177 | while (select(g.print_fd+1, &input_set, NULL, NULL, &stimeout) > 0) |
2178 | if (read(g.print_fd, buffer, sizeof(buffer)) <= 0) | |
2179 | break; | |
f7deaa1a | 2180 | |
09a101d6 | 2181 | /* |
2182 | * Send the reset... | |
2183 | */ | |
f7deaa1a | 2184 | |
7dfedb92 | 2185 | (*g.classdriver)->SoftReset(g.classdriver, DEFAULT_TIMEOUT); |
f7deaa1a | 2186 | |
09a101d6 | 2187 | /* |
2188 | * Release the I/O lock... | |
2189 | */ | |
f7deaa1a | 2190 | |
09a101d6 | 2191 | pthread_mutex_lock(&g.readwrite_lock_mutex); |
2192 | g.readwrite_lock = 0; | |
2193 | pthread_cond_signal(&g.readwrite_lock_cond); | |
2194 | pthread_mutex_unlock(&g.readwrite_lock_mutex); | |
f7deaa1a | 2195 | } |
2196 | ||
f7deaa1a | 2197 | |
2198 | /* | |
09a101d6 | 2199 | * 'get_device_id()' - Return IEEE-1284 device ID. |
f7deaa1a | 2200 | */ |
f7deaa1a | 2201 | |
09a101d6 | 2202 | static void get_device_id(cups_sc_status_t *status, |
2203 | char *data, | |
2204 | int *datalen) | |
2205 | { | |
f7deaa1a | 2206 | CFStringRef deviceIDString = NULL; |
2207 | ||
2208 | /* GetDeviceID */ | |
e38f5e9c MS |
2209 | copy_deviceid(g.classdriver, &deviceIDString); |
2210 | ||
09a101d6 | 2211 | if (deviceIDString) |
2212 | { | |
2213 | CFStringGetCString(deviceIDString, data, *datalen, kCFStringEncodingUTF8); | |
2214 | *datalen = strlen(data); | |
2215 | CFRelease(deviceIDString); | |
f7deaa1a | 2216 | } |
09a101d6 | 2217 | *status = CUPS_SC_STATUS_OK; |
f7deaa1a | 2218 | } |
2219 | ||
f7deaa1a | 2220 | |
2221 | /* | |
b19ccc9e | 2222 | * End of "$Id: usb-darwin.c 7953 2008-09-17 01:43:19Z mike $". |
ef416fc2 | 2223 | */ |