1 /* $NetBSD: utoppy.c,v 1.14 2009/12/06 21:40:31 dyoung Exp $ */ 2 3 /*- 4 * Copyright (c) 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Steve C. Woodford. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: utoppy.c,v 1.14 2009/12/06 21:40:31 dyoung Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/proc.h> 38 #include <sys/kernel.h> 39 #include <sys/fcntl.h> 40 #include <sys/device.h> 41 #include <sys/malloc.h> 42 #include <sys/ioctl.h> 43 #include <sys/uio.h> 44 #include <sys/conf.h> 45 #include <sys/vnode.h> 46 47 #include <dev/usb/usb.h> 48 #include <dev/usb/usbdi.h> 49 #include <dev/usb/usbdi_util.h> 50 #include <dev/usb/usbdevs.h> 51 #include <dev/usb/usb_quirks.h> 52 #include <dev/usb/utoppy.h> 53 54 #undef UTOPPY_DEBUG 55 #ifdef UTOPPY_DEBUG 56 #define UTOPPY_DBG_OPEN 0x0001 57 #define UTOPPY_DBG_CLOSE 0x0002 58 #define UTOPPY_DBG_READ 0x0004 59 #define UTOPPY_DBG_WRITE 0x0008 60 #define UTOPPY_DBG_IOCTL 0x0010 61 #define UTOPPY_DBG_SEND_PACKET 0x0020 62 #define UTOPPY_DBG_RECV_PACKET 0x0040 63 #define UTOPPY_DBG_ADDPATH 0x0080 64 #define UTOPPY_DBG_READDIR 0x0100 65 #define UTOPPY_DBG_DUMP 0x0200 66 #define DPRINTF(l, m) \ 67 do { \ 68 if (utoppy_debug & l) \ 69 printf m; \ 70 } while (/*CONSTCOND*/0) 71 static int utoppy_debug = 0; 72 static void utoppy_dump_packet(const void *, size_t); 73 #define DDUMP_PACKET(p, l) \ 74 do { \ 75 if (utoppy_debug & UTOPPY_DBG_DUMP) \ 76 utoppy_dump_packet((p), (l)); \ 77 } while (/*CONSTCOND*/0) 78 #else 79 #define DPRINTF(l, m) /* nothing */ 80 #define DDUMP_PACKET(p, l) /* nothing */ 81 #endif 82 83 84 #define UTOPPY_CONFIG_NO 1 85 #define UTOPPY_NUMENDPOINTS 2 86 87 #define UTOPPY_BSIZE 0xffff 88 #define UTOPPY_FRAG_SIZE 0x1000 89 #define UTOPPY_HEADER_SIZE 8 90 #define UTOPPY_SHORT_TIMEOUT (500) /* 0.5 seconds */ 91 #define UTOPPY_LONG_TIMEOUT (10 * 1000) /* 10 seconds */ 92 93 /* Protocol Commands and Responses */ 94 #define UTOPPY_RESP_ERROR 0x0001 95 #define UTOPPY_CMD_ACK 0x0002 96 #define UTOPPY_RESP_SUCCESS UTOPPY_CMD_ACK 97 #define UTOPPY_CMD_CANCEL 0x0003 98 #define UTOPPY_CMD_READY 0x0100 99 #define UTOPPY_CMD_RESET 0x0101 100 #define UTOPPY_CMD_TURBO 0x0102 101 #define UTOPPY_CMD_STATS 0x1000 102 #define UTOPPY_RESP_STATS_DATA 0x1001 103 #define UTOPPY_CMD_READDIR 0x1002 104 #define UTOPPY_RESP_READDIR_DATA 0x1003 105 #define UTOPPY_RESP_READDIR_END 0x1004 106 #define UTOPPY_CMD_DELETE 0x1005 107 #define UTOPPY_CMD_RENAME 0x1006 108 #define UTOPPY_CMD_MKDIR 0x1007 109 #define UTOPPY_CMD_FILE 0x1008 110 #define UTOPPY_FILE_WRITE 0 111 #define UTOPPY_FILE_READ 1 112 #define UTOPPY_RESP_FILE_HEADER 0x1009 113 #define UTOPPY_RESP_FILE_DATA 0x100a 114 #define UTOPPY_RESP_FILE_END 0x100b 115 116 enum utoppy_state { 117 UTOPPY_STATE_CLOSED, 118 UTOPPY_STATE_OPENING, 119 UTOPPY_STATE_IDLE, 120 UTOPPY_STATE_READDIR, 121 UTOPPY_STATE_READFILE, 122 UTOPPY_STATE_WRITEFILE 123 }; 124 125 struct utoppy_softc { 126 USBBASEDEVICE sc_dev; 127 usbd_device_handle sc_udev; /* device */ 128 usbd_interface_handle sc_iface; /* interface */ 129 int sc_dying; 130 int sc_refcnt; 131 132 enum utoppy_state sc_state; 133 u_int sc_turbo_mode; 134 135 int sc_out; 136 usbd_pipe_handle sc_out_pipe; /* bulk out pipe */ 137 usbd_xfer_handle sc_out_xfer; 138 void *sc_out_buf; 139 void *sc_out_data; 140 uint64_t sc_wr_offset; 141 uint64_t sc_wr_size; 142 143 int sc_in; 144 usbd_pipe_handle sc_in_pipe; /* bulk in pipe */ 145 usbd_xfer_handle sc_in_xfer; 146 void *sc_in_buf; 147 void *sc_in_data; 148 size_t sc_in_len; 149 u_int sc_in_offset; 150 }; 151 152 struct utoppy_header { 153 uint16_t h_len; 154 uint16_t h_crc; 155 uint16_t h_cmd2; 156 uint16_t h_cmd; 157 uint8_t h_data[0]; 158 }; 159 #define UTOPPY_OUT_INIT(sc) \ 160 do { \ 161 struct utoppy_header *_h = sc->sc_out_data; \ 162 _h->h_len = 0; \ 163 } while (/*CONSTCOND*/0) 164 165 #define UTOPPY_MJD_1970 40587u /* MJD value for Jan 1 00:00:00 1970 */ 166 167 #define UTOPPY_FTYPE_DIR 1 168 #define UTOPPY_FTYPE_FILE 2 169 170 #define UTOPPY_IN_DATA(sc) \ 171 ((void*)&(((uint8_t*)(sc)->sc_in_data)[(sc)->sc_in_offset+UTOPPY_HEADER_SIZE])) 172 173 dev_type_open(utoppyopen); 174 dev_type_close(utoppyclose); 175 dev_type_read(utoppyread); 176 dev_type_write(utoppywrite); 177 dev_type_ioctl(utoppyioctl); 178 179 const struct cdevsw utoppy_cdevsw = { 180 utoppyopen, utoppyclose, utoppyread, utoppywrite, utoppyioctl, 181 nostop, notty, nopoll, nommap, nokqfilter, D_OTHER, 182 }; 183 184 #define UTOPPYUNIT(n) (minor(n)) 185 186 USB_DECLARE_DRIVER(utoppy); 187 188 USB_MATCH(utoppy) 189 { 190 USB_MATCH_START(utoppy, uaa); 191 192 if (uaa->vendor == USB_VENDOR_TOPFIELD && 193 uaa->product == USB_PRODUCT_TOPFIELD_TF5000PVR) 194 return (UMATCH_VENDOR_PRODUCT); 195 196 return (UMATCH_NONE); 197 } 198 199 USB_ATTACH(utoppy) 200 { 201 USB_ATTACH_START(utoppy, sc, uaa); 202 usbd_device_handle dev = uaa->device; 203 usbd_interface_handle iface; 204 usb_endpoint_descriptor_t *ed; 205 char *devinfop; 206 u_int8_t epcount; 207 int i; 208 209 sc->sc_dev = self; 210 211 aprint_naive("\n"); 212 aprint_normal("\n"); 213 214 devinfop = usbd_devinfo_alloc(dev, 0); 215 aprint_normal_dev(self, "%s\n", devinfop); 216 usbd_devinfo_free(devinfop); 217 218 sc->sc_dying = 0; 219 sc->sc_refcnt = 0; 220 sc->sc_udev = dev; 221 222 if (usbd_set_config_index(dev, 0, 1) 223 || usbd_device2interface_handle(dev, 0, &iface)) { 224 aprint_error_dev(self, "Configuration failed\n"); 225 USB_ATTACH_ERROR_RETURN; 226 } 227 228 epcount = 0; 229 (void) usbd_endpoint_count(iface, &epcount); 230 if (epcount != UTOPPY_NUMENDPOINTS) { 231 aprint_error_dev(self, "Expected %d endpoints, got %d\n", 232 UTOPPY_NUMENDPOINTS, epcount); 233 USB_ATTACH_ERROR_RETURN; 234 } 235 236 sc->sc_in = -1; 237 sc->sc_out = -1; 238 239 for (i = 0; i < epcount; i++) { 240 ed = usbd_interface2endpoint_descriptor(iface, i); 241 if (ed == NULL) { 242 aprint_error_dev(self, "couldn't get ep %d\n", i); 243 USB_ATTACH_ERROR_RETURN; 244 } 245 246 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 247 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 248 sc->sc_in = ed->bEndpointAddress; 249 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 250 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 251 sc->sc_out = ed->bEndpointAddress; 252 } 253 } 254 255 if (sc->sc_out == -1 || sc->sc_in == -1) { 256 aprint_error_dev(self, 257 "could not find bulk in/out endpoints\n"); 258 sc->sc_dying = 1; 259 USB_ATTACH_ERROR_RETURN; 260 } 261 262 sc->sc_iface = iface; 263 sc->sc_udev = dev; 264 265 sc->sc_out_xfer = usbd_alloc_xfer(sc->sc_udev); 266 if (sc->sc_out_xfer == NULL) { 267 aprint_error_dev(self, "could not allocate bulk out xfer\n"); 268 goto fail0; 269 } 270 271 sc->sc_out_buf = usbd_alloc_buffer(sc->sc_out_xfer, UTOPPY_FRAG_SIZE); 272 if (sc->sc_out_buf == NULL) { 273 aprint_error_dev(self, "could not allocate bulk out buffer\n"); 274 goto fail1; 275 } 276 277 sc->sc_in_xfer = usbd_alloc_xfer(sc->sc_udev); 278 if (sc->sc_in_xfer == NULL) { 279 aprint_error_dev(self, "could not allocate bulk in xfer\n"); 280 goto fail1; 281 } 282 283 sc->sc_in_buf = usbd_alloc_buffer(sc->sc_in_xfer, UTOPPY_FRAG_SIZE); 284 if (sc->sc_in_buf == NULL) { 285 aprint_error_dev(self, "could not allocate bulk in buffer\n"); 286 goto fail2; 287 } 288 289 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 290 USBDEV(sc->sc_dev)); 291 292 USB_ATTACH_SUCCESS_RETURN; 293 294 fail2: usbd_free_xfer(sc->sc_in_xfer); 295 sc->sc_in_xfer = NULL; 296 297 fail1: usbd_free_xfer(sc->sc_out_xfer); 298 sc->sc_out_xfer = NULL; 299 300 fail0: sc->sc_dying = 1; 301 USB_ATTACH_ERROR_RETURN; 302 } 303 304 int 305 utoppy_activate(device_ptr_t self, enum devact act) 306 { 307 struct utoppy_softc *sc = device_private(self); 308 309 switch (act) { 310 case DVACT_DEACTIVATE: 311 sc->sc_dying = 1; 312 return 0; 313 default: 314 return EOPNOTSUPP; 315 } 316 } 317 318 USB_DETACH(utoppy) 319 { 320 USB_DETACH_START(utoppy, sc); 321 int maj, mn; 322 int s; 323 324 sc->sc_dying = 1; 325 if (sc->sc_out_pipe != NULL) 326 usbd_abort_pipe(sc->sc_out_pipe); 327 if (sc->sc_in_pipe != NULL) 328 usbd_abort_pipe(sc->sc_in_pipe); 329 330 if (sc->sc_in_xfer != NULL) 331 usbd_free_xfer(sc->sc_in_xfer); 332 if (sc->sc_out_xfer != NULL) 333 usbd_free_xfer(sc->sc_out_xfer); 334 335 s = splusb(); 336 if (--sc->sc_refcnt >= 0) 337 usb_detach_wait(USBDEV(sc->sc_dev)); 338 splx(s); 339 340 /* locate the major number */ 341 maj = cdevsw_lookup_major(&utoppy_cdevsw); 342 343 /* Nuke the vnodes for any open instances (calls close). */ 344 mn = self->dv_unit; 345 vdevgone(maj, mn, mn, VCHR); 346 347 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 348 USBDEV(sc->sc_dev)); 349 350 return (0); 351 } 352 353 static const uint16_t utoppy_crc16_lookup[] = { 354 0x0000, 0xc0c1, 0xc181, 0x0140, 0xc301, 0x03c0, 0x0280, 0xc241, 355 0xc601, 0x06c0, 0x0780, 0xc741, 0x0500, 0xc5c1, 0xc481, 0x0440, 356 0xcc01, 0x0cc0, 0x0d80, 0xcd41, 0x0f00, 0xcfc1, 0xce81, 0x0e40, 357 0x0a00, 0xcac1, 0xcb81, 0x0b40, 0xc901, 0x09c0, 0x0880, 0xc841, 358 0xd801, 0x18c0, 0x1980, 0xd941, 0x1b00, 0xdbc1, 0xda81, 0x1a40, 359 0x1e00, 0xdec1, 0xdf81, 0x1f40, 0xdd01, 0x1dc0, 0x1c80, 0xdc41, 360 0x1400, 0xd4c1, 0xd581, 0x1540, 0xd701, 0x17c0, 0x1680, 0xd641, 361 0xd201, 0x12c0, 0x1380, 0xd341, 0x1100, 0xd1c1, 0xd081, 0x1040, 362 0xf001, 0x30c0, 0x3180, 0xf141, 0x3300, 0xf3c1, 0xf281, 0x3240, 363 0x3600, 0xf6c1, 0xf781, 0x3740, 0xf501, 0x35c0, 0x3480, 0xf441, 364 0x3c00, 0xfcc1, 0xfd81, 0x3d40, 0xff01, 0x3fc0, 0x3e80, 0xfe41, 365 0xfa01, 0x3ac0, 0x3b80, 0xfb41, 0x3900, 0xf9c1, 0xf881, 0x3840, 366 0x2800, 0xe8c1, 0xe981, 0x2940, 0xeb01, 0x2bc0, 0x2a80, 0xea41, 367 0xee01, 0x2ec0, 0x2f80, 0xef41, 0x2d00, 0xedc1, 0xec81, 0x2c40, 368 0xe401, 0x24c0, 0x2580, 0xe541, 0x2700, 0xe7c1, 0xe681, 0x2640, 369 0x2200, 0xe2c1, 0xe381, 0x2340, 0xe101, 0x21c0, 0x2080, 0xe041, 370 0xa001, 0x60c0, 0x6180, 0xa141, 0x6300, 0xa3c1, 0xa281, 0x6240, 371 0x6600, 0xa6c1, 0xa781, 0x6740, 0xa501, 0x65c0, 0x6480, 0xa441, 372 0x6c00, 0xacc1, 0xad81, 0x6d40, 0xaf01, 0x6fc0, 0x6e80, 0xae41, 373 0xaa01, 0x6ac0, 0x6b80, 0xab41, 0x6900, 0xa9c1, 0xa881, 0x6840, 374 0x7800, 0xb8c1, 0xb981, 0x7940, 0xbb01, 0x7bc0, 0x7a80, 0xba41, 375 0xbe01, 0x7ec0, 0x7f80, 0xbf41, 0x7d00, 0xbdc1, 0xbc81, 0x7c40, 376 0xb401, 0x74c0, 0x7580, 0xb541, 0x7700, 0xb7c1, 0xb681, 0x7640, 377 0x7200, 0xb2c1, 0xb381, 0x7340, 0xb101, 0x71c0, 0x7080, 0xb041, 378 0x5000, 0x90c1, 0x9181, 0x5140, 0x9301, 0x53c0, 0x5280, 0x9241, 379 0x9601, 0x56c0, 0x5780, 0x9741, 0x5500, 0x95c1, 0x9481, 0x5440, 380 0x9c01, 0x5cc0, 0x5d80, 0x9d41, 0x5f00, 0x9fc1, 0x9e81, 0x5e40, 381 0x5a00, 0x9ac1, 0x9b81, 0x5b40, 0x9901, 0x59c0, 0x5880, 0x9841, 382 0x8801, 0x48c0, 0x4980, 0x8941, 0x4b00, 0x8bc1, 0x8a81, 0x4a40, 383 0x4e00, 0x8ec1, 0x8f81, 0x4f40, 0x8d01, 0x4dc0, 0x4c80, 0x8c41, 384 0x4400, 0x84c1, 0x8581, 0x4540, 0x8701, 0x47c0, 0x4680, 0x8641, 385 0x8201, 0x42c0, 0x4380, 0x8341, 0x4100, 0x81c1, 0x8081, 0x4040 386 }; 387 388 #define UTOPPY_CRC16(ccrc,b) \ 389 (utoppy_crc16_lookup[((ccrc) ^ (b)) & 0xffu] ^ ((ccrc) >> 8)) 390 391 static const int utoppy_usbdstatus_lookup[] = { 392 0, /* USBD_NORMAL_COMPLETION */ 393 EINPROGRESS, /* USBD_IN_PROGRESS */ 394 EALREADY, /* USBD_PENDING_REQUESTS */ 395 EAGAIN, /* USBD_NOT_STARTED */ 396 EINVAL, /* USBD_INVAL */ 397 ENOMEM, /* USBD_NOMEM */ 398 ECONNRESET, /* USBD_CANCELLED */ 399 EFAULT, /* USBD_BAD_ADDRESS */ 400 EBUSY, /* USBD_IN_USE */ 401 EADDRNOTAVAIL, /* USBD_NO_ADDR */ 402 ENETDOWN, /* USBD_SET_ADDR_FAILED */ 403 EIO, /* USBD_NO_POWER */ 404 EMLINK, /* USBD_TOO_DEEP */ 405 EIO, /* USBD_IOERROR */ 406 ENXIO, /* USBD_NOT_CONFIGURED */ 407 ETIMEDOUT, /* USBD_TIMEOUT */ 408 EBADMSG, /* USBD_SHORT_XFER */ 409 EHOSTDOWN, /* USBD_STALLED */ 410 EINTR /* USBD_INTERRUPTED */ 411 }; 412 413 static __inline int 414 utoppy_usbd_status2errno(usbd_status err) 415 { 416 417 if (err >= USBD_ERROR_MAX) 418 return (EFAULT); 419 return (utoppy_usbdstatus_lookup[err]); 420 } 421 422 #ifdef UTOPPY_DEBUG 423 static const char * 424 utoppy_state_string(enum utoppy_state state) 425 { 426 const char *str; 427 428 switch (state) { 429 case UTOPPY_STATE_CLOSED: 430 str = "CLOSED"; 431 break; 432 case UTOPPY_STATE_OPENING: 433 str = "OPENING"; 434 break; 435 case UTOPPY_STATE_IDLE: 436 str = "IDLE"; 437 break; 438 case UTOPPY_STATE_READDIR: 439 str = "READ DIRECTORY"; 440 break; 441 case UTOPPY_STATE_READFILE: 442 str = "READ FILE"; 443 break; 444 case UTOPPY_STATE_WRITEFILE: 445 str = "WRITE FILE"; 446 break; 447 default: 448 str = "INVALID!"; 449 break; 450 } 451 452 return (str); 453 } 454 455 static void 456 utoppy_dump_packet(const void *b, size_t len) 457 { 458 const uint8_t *buf = b, *l; 459 uint8_t c; 460 size_t i, j; 461 462 if (len == 0) 463 return; 464 465 len = min(len, 256); 466 467 printf("00: "); 468 469 for (i = 0, l = buf; i < len; i++) { 470 printf("%02x ", *buf++); 471 472 if ((i % 16) == 15) { 473 for (j = 0; j < 16; j++) { 474 c = *l++; 475 if (c < ' ' || c > 0x7e) 476 c = '.'; 477 printf("%c", c); 478 } 479 480 printf("\n"); 481 l = buf; 482 483 if ((i + 1) < len) 484 printf("%02x: ", (u_int)i + 1); 485 } 486 } 487 488 while ((i++ % 16) != 0) 489 printf(" "); 490 491 if (l < buf) { 492 while (l < buf) { 493 c = *l++; 494 if (c < ' ' || c > 0x7e) 495 c = '.'; 496 printf("%c", c); 497 } 498 499 printf("\n"); 500 } 501 } 502 #endif 503 504 /* 505 * Very much like usbd_bulk_transfer(), except don't catch signals 506 */ 507 static void 508 utoppy_bulk_transfer_cb(usbd_xfer_handle xfer, 509 usbd_private_handle priv, 510 usbd_status status) 511 { 512 513 wakeup(xfer); 514 } 515 516 static usbd_status 517 utoppy_bulk_transfer(usbd_xfer_handle xfer, usbd_pipe_handle pipe, 518 u_int16_t flags, u_int32_t timeout, void *buf, u_int32_t *size, 519 const char *lbl) 520 { 521 usbd_status err; 522 int s, error; 523 524 usbd_setup_xfer(xfer, pipe, 0, buf, *size, flags, timeout, 525 utoppy_bulk_transfer_cb); 526 s = splusb(); 527 err = usbd_transfer(xfer); 528 if (err != USBD_IN_PROGRESS) { 529 splx(s); 530 return (err); 531 } 532 error = tsleep((void *)xfer, PZERO, lbl, 0); 533 splx(s); 534 if (error) { 535 usbd_abort_pipe(pipe); 536 return (USBD_INTERRUPTED); 537 } 538 usbd_get_xfer_status(xfer, NULL, NULL, size, &err); 539 return (err); 540 } 541 542 static int 543 utoppy_send_packet(struct utoppy_softc *sc, uint16_t cmd, uint32_t timeout) 544 { 545 struct utoppy_header *h; 546 usbd_status err; 547 uint32_t len; 548 uint16_t dlen, crc; 549 uint8_t *data, *e, t1, t2; 550 551 h = sc->sc_out_data; 552 553 DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: cmd 0x%04x, " 554 "len %d\n", USBDEVNAME(sc->sc_dev), (u_int)cmd, h->h_len)); 555 556 dlen = h->h_len; 557 len = dlen + UTOPPY_HEADER_SIZE; 558 559 if (len & 1) 560 len++; 561 if ((len % 64) == 0) 562 len += 2; 563 564 if (len >= UTOPPY_BSIZE) { 565 DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: " 566 "packet too big (%d)\n", USBDEVNAME(sc->sc_dev), (int)len)); 567 return (EINVAL); 568 } 569 570 h->h_len = htole16(dlen + UTOPPY_HEADER_SIZE); 571 h->h_cmd2 = 0; 572 h->h_cmd = htole16(cmd); 573 574 /* The command word is part of the CRC */ 575 crc = UTOPPY_CRC16(0, 0); 576 crc = UTOPPY_CRC16(crc, 0); 577 crc = UTOPPY_CRC16(crc, cmd >> 8); 578 crc = UTOPPY_CRC16(crc, cmd); 579 580 /* 581 * If there is data following the header, calculate the CRC and 582 * byte-swap as we go. 583 */ 584 if (dlen) { 585 data = h->h_data; 586 e = data + (dlen & ~1); 587 588 do { 589 t1 = data[0]; 590 t2 = data[1]; 591 crc = UTOPPY_CRC16(crc, t1); 592 crc = UTOPPY_CRC16(crc, t2); 593 *data++ = t2; 594 *data++ = t1; 595 } while (data < e); 596 597 if (dlen & 1) { 598 t1 = data[0]; 599 crc = UTOPPY_CRC16(crc, t1); 600 data[1] = t1; 601 } 602 } 603 604 h->h_crc = htole16(crc); 605 data = sc->sc_out_data; 606 607 DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: total len " 608 "%d...\n", USBDEVNAME(sc->sc_dev), (int)len)); 609 DDUMP_PACKET(data, len); 610 611 do { 612 uint32_t thislen; 613 614 thislen = min(len, UTOPPY_FRAG_SIZE); 615 616 memcpy(sc->sc_out_buf, data, thislen); 617 618 err = utoppy_bulk_transfer(sc->sc_out_xfer, sc->sc_out_pipe, 619 USBD_NO_COPY, timeout, sc->sc_out_buf, &thislen, 620 "utoppytx"); 621 622 if (thislen != min(len, UTOPPY_FRAG_SIZE)) { 623 DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: " 624 "utoppy_send_packet: sent %ld, err %d\n", 625 USBDEVNAME(sc->sc_dev), (u_long)thislen, err)); 626 } 627 628 if (err == 0) { 629 len -= thislen; 630 data += thislen; 631 } 632 } while (err == 0 && len); 633 634 DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: " 635 "usbd_bulk_transfer() returned %d.\n", USBDEVNAME(sc->sc_dev),err)); 636 637 return (err ? utoppy_usbd_status2errno(err) : 0); 638 } 639 640 static int 641 utoppy_recv_packet(struct utoppy_softc *sc, uint16_t *respp, uint32_t timeout) 642 { 643 struct utoppy_header *h; 644 usbd_status err; 645 uint32_t len, thislen, requested, bytesleft; 646 uint16_t crc; 647 uint8_t *data, *e, t1, t2; 648 649 data = sc->sc_in_data; 650 len = 0; 651 bytesleft = UTOPPY_BSIZE; 652 653 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: ...\n", 654 USBDEVNAME(sc->sc_dev))); 655 656 do { 657 requested = thislen = min(bytesleft, UTOPPY_FRAG_SIZE); 658 659 err = utoppy_bulk_transfer(sc->sc_in_xfer, sc->sc_in_pipe, 660 USBD_NO_COPY | USBD_SHORT_XFER_OK, timeout, sc->sc_in_buf, 661 &thislen, "utoppyrx"); 662 663 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: " 664 "usbd_bulk_transfer() returned %d, thislen %d, data %p\n", 665 USBDEVNAME(sc->sc_dev), err, (u_int)thislen, data)); 666 667 if (err == 0) { 668 memcpy(data, sc->sc_in_buf, thislen); 669 DDUMP_PACKET(data, thislen); 670 len += thislen; 671 bytesleft -= thislen; 672 data += thislen; 673 } 674 } while (err == 0 && bytesleft && thislen == requested); 675 676 if (err) 677 return (utoppy_usbd_status2errno(err)); 678 679 h = sc->sc_in_data; 680 681 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: received %d " 682 "bytes in total to %p\n", USBDEVNAME(sc->sc_dev), (u_int)len, h)); 683 DDUMP_PACKET(h, len); 684 685 if (len < UTOPPY_HEADER_SIZE || len < (uint32_t)le16toh(h->h_len)) { 686 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: bad " 687 " length (len %d, h_len %d)\n", USBDEVNAME(sc->sc_dev), 688 (int)len, le16toh(h->h_len))); 689 return (EIO); 690 } 691 692 len = h->h_len = le16toh(h->h_len); 693 h->h_crc = le16toh(h->h_crc); 694 *respp = h->h_cmd = le16toh(h->h_cmd); 695 h->h_cmd2 = le16toh(h->h_cmd2); 696 697 /* 698 * To maximise data throughput when transferring files, acknowledge 699 * data blocks as soon as we receive them. If we detect an error 700 * later on, we can always cancel. 701 */ 702 if (*respp == UTOPPY_RESP_FILE_DATA) { 703 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: " 704 "ACKing file data\n", USBDEVNAME(sc->sc_dev))); 705 706 UTOPPY_OUT_INIT(sc); 707 err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, 708 UTOPPY_SHORT_TIMEOUT); 709 if (err) { 710 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: " 711 "utoppy_recv_packet: failed to ACK file data: %d\n", 712 USBDEVNAME(sc->sc_dev), err)); 713 return (err); 714 } 715 } 716 717 /* The command word is part of the CRC */ 718 crc = UTOPPY_CRC16(0, h->h_cmd2 >> 8); 719 crc = UTOPPY_CRC16(crc, h->h_cmd2); 720 crc = UTOPPY_CRC16(crc, h->h_cmd >> 8); 721 crc = UTOPPY_CRC16(crc, h->h_cmd); 722 723 /* 724 * Extract any payload, byte-swapping and calculating the CRC16 725 * as we go. 726 */ 727 if (len > UTOPPY_HEADER_SIZE) { 728 data = h->h_data; 729 e = data + ((len & ~1) - UTOPPY_HEADER_SIZE); 730 731 while (data < e) { 732 t1 = data[0]; 733 t2 = data[1]; 734 crc = UTOPPY_CRC16(crc, t2); 735 crc = UTOPPY_CRC16(crc, t1); 736 *data++ = t2; 737 *data++ = t1; 738 } 739 740 if (len & 1) { 741 t1 = data[1]; 742 crc = UTOPPY_CRC16(crc, t1); 743 *data = t1; 744 } 745 } 746 747 sc->sc_in_len = (size_t) len - UTOPPY_HEADER_SIZE; 748 sc->sc_in_offset = 0; 749 750 DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: len %d, " 751 "crc 0x%04x, hdrcrc 0x%04x\n", USBDEVNAME(sc->sc_dev), 752 (int)len, crc, h->h_crc)); 753 DDUMP_PACKET(h, len); 754 755 return ((crc == h->h_crc) ? 0 : EBADMSG); 756 } 757 758 static __inline void * 759 utoppy_current_ptr(void *b) 760 { 761 struct utoppy_header *h = b; 762 763 return (&h->h_data[h->h_len]); 764 } 765 766 static __inline void 767 utoppy_advance_ptr(void *b, size_t len) 768 { 769 struct utoppy_header *h = b; 770 771 h->h_len += len; 772 } 773 774 static __inline void 775 utoppy_add_8(struct utoppy_softc *sc, uint8_t v) 776 { 777 struct utoppy_header *h = sc->sc_out_data; 778 uint8_t *p; 779 780 p = utoppy_current_ptr(h); 781 *p = v; 782 utoppy_advance_ptr(h, sizeof(v)); 783 } 784 785 static __inline void 786 utoppy_add_16(struct utoppy_softc *sc, uint16_t v) 787 { 788 struct utoppy_header *h = sc->sc_out_data; 789 uint8_t *p; 790 791 p = utoppy_current_ptr(h); 792 *p++ = (uint8_t)(v >> 8); 793 *p = (uint8_t)v; 794 utoppy_advance_ptr(h, sizeof(v)); 795 } 796 797 static __inline void 798 utoppy_add_32(struct utoppy_softc *sc, uint32_t v) 799 { 800 struct utoppy_header *h = sc->sc_out_data; 801 uint8_t *p; 802 803 p = utoppy_current_ptr(h); 804 *p++ = (uint8_t)(v >> 24); 805 *p++ = (uint8_t)(v >> 16); 806 *p++ = (uint8_t)(v >> 8); 807 *p = (uint8_t)v; 808 utoppy_advance_ptr(h, sizeof(v)); 809 } 810 811 static __inline void 812 utoppy_add_64(struct utoppy_softc *sc, uint64_t v) 813 { 814 struct utoppy_header *h = sc->sc_out_data; 815 uint8_t *p; 816 817 p = utoppy_current_ptr(h); 818 *p++ = (uint8_t)(v >> 56); 819 *p++ = (uint8_t)(v >> 48); 820 *p++ = (uint8_t)(v >> 40); 821 *p++ = (uint8_t)(v >> 32); 822 *p++ = (uint8_t)(v >> 24); 823 *p++ = (uint8_t)(v >> 16); 824 *p++ = (uint8_t)(v >> 8); 825 *p = (uint8_t)v; 826 utoppy_advance_ptr(h, sizeof(v)); 827 } 828 829 static __inline void 830 utoppy_add_string(struct utoppy_softc *sc, const char *str, size_t len) 831 { 832 struct utoppy_header *h = sc->sc_out_data; 833 char *p; 834 835 p = utoppy_current_ptr(h); 836 memset(p, 0, len); 837 strncpy(p, str, len); 838 utoppy_advance_ptr(h, len); 839 } 840 841 static int 842 utoppy_add_path(struct utoppy_softc *sc, const char *path, int putlen) 843 { 844 struct utoppy_header *h = sc->sc_out_data; 845 uint8_t *p, *str, *s; 846 size_t len; 847 int err; 848 849 p = utoppy_current_ptr(h); 850 851 str = putlen ? (p + sizeof(uint16_t)) : p; 852 853 err = copyinstr(path, str, UTOPPY_MAX_FILENAME_LEN, &len); 854 855 DPRINTF(UTOPPY_DBG_ADDPATH, ("utoppy_add_path: err %d, len %d\n", 856 err, (int)len)); 857 858 if (err) 859 return (err); 860 861 if (len < 2) 862 return (EINVAL); 863 864 /* 865 * copyinstr(9) has already copied the terminating NUL character, 866 * but we append another one in case we have to pad the length 867 * later on. 868 */ 869 str[len] = '\0'; 870 871 /* 872 * The Toppy uses backslash as the directory separator, so convert 873 * all forward slashes. 874 */ 875 for (s = &str[len - 2]; s >= str; s--) 876 if (*s == '/') 877 *s = '\\'; 878 879 if ((len + h->h_len) & 1) 880 len++; 881 882 if (putlen) 883 utoppy_add_16(sc, len); 884 885 utoppy_advance_ptr(h, len); 886 887 DPRINTF(UTOPPY_DBG_ADDPATH, ("utoppy_add_path: final len %d\n", 888 (u_int)len)); 889 890 return (0); 891 } 892 893 static __inline int 894 utoppy_get_8(struct utoppy_softc *sc, uint8_t *vp) 895 { 896 uint8_t *p; 897 898 if (sc->sc_in_len < sizeof(*vp)) 899 return (1); 900 901 p = UTOPPY_IN_DATA(sc); 902 *vp = *p; 903 sc->sc_in_offset += sizeof(*vp); 904 sc->sc_in_len -= sizeof(*vp); 905 return (0); 906 } 907 908 static __inline int 909 utoppy_get_16(struct utoppy_softc *sc, uint16_t *vp) 910 { 911 uint16_t v; 912 uint8_t *p; 913 914 if (sc->sc_in_len < sizeof(v)) 915 return (1); 916 917 p = UTOPPY_IN_DATA(sc); 918 v = *p++; 919 v = (v << 8) | *p; 920 *vp = v; 921 sc->sc_in_offset += sizeof(v); 922 sc->sc_in_len -= sizeof(v); 923 return (0); 924 } 925 926 static __inline int 927 utoppy_get_32(struct utoppy_softc *sc, uint32_t *vp) 928 { 929 uint32_t v; 930 uint8_t *p; 931 932 if (sc->sc_in_len < sizeof(v)) 933 return (1); 934 935 p = UTOPPY_IN_DATA(sc); 936 v = *p++; 937 v = (v << 8) | *p++; 938 v = (v << 8) | *p++; 939 v = (v << 8) | *p; 940 *vp = v; 941 sc->sc_in_offset += sizeof(v); 942 sc->sc_in_len -= sizeof(v); 943 return (0); 944 } 945 946 static __inline int 947 utoppy_get_64(struct utoppy_softc *sc, uint64_t *vp) 948 { 949 uint64_t v; 950 uint8_t *p; 951 952 if (sc->sc_in_len < sizeof(v)) 953 return (1); 954 955 p = UTOPPY_IN_DATA(sc); 956 v = *p++; 957 v = (v << 8) | *p++; 958 v = (v << 8) | *p++; 959 v = (v << 8) | *p++; 960 v = (v << 8) | *p++; 961 v = (v << 8) | *p++; 962 v = (v << 8) | *p++; 963 v = (v << 8) | *p; 964 *vp = v; 965 sc->sc_in_offset += sizeof(v); 966 sc->sc_in_len -= sizeof(v); 967 return (0); 968 } 969 970 static __inline int 971 utoppy_get_string(struct utoppy_softc *sc, char *str, size_t len) 972 { 973 char *p; 974 975 if (sc->sc_in_len < len) 976 return (1); 977 978 memset(str, 0, len); 979 p = UTOPPY_IN_DATA(sc); 980 strncpy(str, p, len); 981 sc->sc_in_offset += len; 982 sc->sc_in_len -= len; 983 return (0); 984 } 985 986 static int 987 utoppy_command(struct utoppy_softc *sc, uint16_t cmd, int timeout, 988 uint16_t *presp) 989 { 990 int err; 991 992 err = utoppy_send_packet(sc, cmd, timeout); 993 if (err) 994 return (err); 995 996 err = utoppy_recv_packet(sc, presp, timeout); 997 if (err == EBADMSG) { 998 UTOPPY_OUT_INIT(sc); 999 utoppy_send_packet(sc, UTOPPY_RESP_ERROR, timeout); 1000 } 1001 1002 return (err); 1003 } 1004 1005 static int 1006 utoppy_timestamp_decode(struct utoppy_softc *sc, time_t *tp) 1007 { 1008 uint16_t mjd; 1009 uint8_t hour, minute, sec; 1010 uint32_t rv; 1011 1012 if (utoppy_get_16(sc, &mjd) || utoppy_get_8(sc, &hour) || 1013 utoppy_get_8(sc, &minute) || utoppy_get_8(sc, &sec)) 1014 return (1); 1015 1016 if (mjd == 0xffffu && hour == 0xffu && minute == 0xffu && sec == 0xffu){ 1017 *tp = 0; 1018 return (0); 1019 } 1020 1021 rv = (mjd < UTOPPY_MJD_1970) ? UTOPPY_MJD_1970 : (uint32_t) mjd; 1022 1023 /* Calculate seconds since 1970 */ 1024 rv = (rv - UTOPPY_MJD_1970) * 60 * 60 * 24; 1025 1026 /* Add in the hours, minutes, and seconds */ 1027 rv += (uint32_t)hour * 60 * 60; 1028 rv += (uint32_t)minute * 60; 1029 rv += sec; 1030 *tp = (time_t)rv; 1031 1032 return (0); 1033 } 1034 1035 static void 1036 utoppy_timestamp_encode(struct utoppy_softc *sc, time_t t) 1037 { 1038 u_int mjd, hour, minute; 1039 1040 mjd = t / (60 * 60 * 24); 1041 t -= mjd * 60 * 60 * 24; 1042 1043 hour = t / (60 * 60); 1044 t -= hour * 60 * 60; 1045 1046 minute = t / 60; 1047 t -= minute * 60; 1048 1049 utoppy_add_16(sc, mjd + UTOPPY_MJD_1970); 1050 utoppy_add_8(sc, hour); 1051 utoppy_add_8(sc, minute); 1052 utoppy_add_8(sc, t); 1053 } 1054 1055 static int 1056 utoppy_turbo_mode(struct utoppy_softc *sc, int state) 1057 { 1058 uint16_t r; 1059 int err; 1060 1061 UTOPPY_OUT_INIT(sc); 1062 utoppy_add_32(sc, state); 1063 1064 err = utoppy_command(sc, UTOPPY_CMD_TURBO, UTOPPY_SHORT_TIMEOUT, &r); 1065 if (err) 1066 return (err); 1067 1068 return ((r == UTOPPY_RESP_SUCCESS) ? 0 : EIO); 1069 } 1070 1071 static int 1072 utoppy_check_ready(struct utoppy_softc *sc) 1073 { 1074 uint16_t r; 1075 int err; 1076 1077 UTOPPY_OUT_INIT(sc); 1078 1079 err = utoppy_command(sc, UTOPPY_CMD_READY, UTOPPY_LONG_TIMEOUT, &r); 1080 if (err) 1081 return (err); 1082 1083 return ((r == UTOPPY_RESP_SUCCESS) ? 0 : EIO); 1084 } 1085 1086 static int 1087 utoppy_cancel(struct utoppy_softc *sc) 1088 { 1089 uint16_t r; 1090 int err, i; 1091 1092 /* 1093 * Issue the cancel command serveral times. the Toppy doesn't 1094 * always respond to the first. 1095 */ 1096 for (i = 0; i < 3; i++) { 1097 UTOPPY_OUT_INIT(sc); 1098 err = utoppy_command(sc, UTOPPY_CMD_CANCEL, 1099 UTOPPY_SHORT_TIMEOUT, &r); 1100 if (err == 0 && r == UTOPPY_RESP_SUCCESS) 1101 break; 1102 err = ETIMEDOUT; 1103 } 1104 1105 if (err) 1106 return (err); 1107 1108 /* 1109 * Make sure turbo mode is off, otherwise the Toppy will not 1110 * respond to remote control input. 1111 */ 1112 (void) utoppy_turbo_mode(sc, 0); 1113 1114 sc->sc_state = UTOPPY_STATE_IDLE; 1115 return (0); 1116 } 1117 1118 static int 1119 utoppy_stats(struct utoppy_softc *sc, struct utoppy_stats *us) 1120 { 1121 uint32_t hsize, hfree; 1122 uint16_t r; 1123 int err; 1124 1125 UTOPPY_OUT_INIT(sc); 1126 err = utoppy_command(sc, UTOPPY_CMD_STATS, UTOPPY_LONG_TIMEOUT, &r); 1127 if (err) 1128 return (err); 1129 1130 if (r != UTOPPY_RESP_STATS_DATA) 1131 return (EIO); 1132 1133 if (utoppy_get_32(sc, &hsize) || utoppy_get_32(sc, &hfree)) 1134 return (EIO); 1135 1136 us->us_hdd_size = hsize; 1137 us->us_hdd_size *= 1024; 1138 us->us_hdd_free = hfree; 1139 us->us_hdd_free *= 1024; 1140 1141 return (0); 1142 } 1143 1144 static int 1145 utoppy_readdir_next(struct utoppy_softc *sc) 1146 { 1147 uint16_t resp; 1148 int err; 1149 1150 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: running...\n", 1151 USBDEVNAME(sc->sc_dev))); 1152 1153 /* 1154 * Fetch the next READDIR response 1155 */ 1156 err = utoppy_recv_packet(sc, &resp, UTOPPY_LONG_TIMEOUT); 1157 if (err) { 1158 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1159 "utoppy_recv_packet() returned %d\n", 1160 USBDEVNAME(sc->sc_dev), err)); 1161 if (err == EBADMSG) { 1162 UTOPPY_OUT_INIT(sc); 1163 utoppy_send_packet(sc, UTOPPY_RESP_ERROR, 1164 UTOPPY_LONG_TIMEOUT); 1165 } 1166 utoppy_cancel(sc); 1167 return (err); 1168 } 1169 1170 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1171 "utoppy_recv_packet() returned %d, len %ld\n", 1172 USBDEVNAME(sc->sc_dev), err, (u_long)sc->sc_in_len)); 1173 1174 switch (resp) { 1175 case UTOPPY_RESP_READDIR_DATA: 1176 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1177 "UTOPPY_RESP_READDIR_DATA\n", USBDEVNAME(sc->sc_dev))); 1178 1179 UTOPPY_OUT_INIT(sc); 1180 err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, 1181 UTOPPY_LONG_TIMEOUT); 1182 if (err) { 1183 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1184 "utoppy_send_packet(ACK) returned %d\n", 1185 USBDEVNAME(sc->sc_dev), err)); 1186 utoppy_cancel(sc); 1187 return (err); 1188 } 1189 sc->sc_state = UTOPPY_STATE_READDIR; 1190 sc->sc_in_offset = 0; 1191 break; 1192 1193 case UTOPPY_RESP_READDIR_END: 1194 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1195 "UTOPPY_RESP_READDIR_END\n", USBDEVNAME(sc->sc_dev))); 1196 1197 UTOPPY_OUT_INIT(sc); 1198 utoppy_send_packet(sc, UTOPPY_CMD_ACK, UTOPPY_SHORT_TIMEOUT); 1199 sc->sc_state = UTOPPY_STATE_IDLE; 1200 sc->sc_in_len = 0; 1201 break; 1202 1203 default: 1204 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " 1205 "bad response: 0x%x\n", USBDEVNAME(sc->sc_dev), resp)); 1206 sc->sc_state = UTOPPY_STATE_IDLE; 1207 sc->sc_in_len = 0; 1208 return (EIO); 1209 } 1210 1211 return (0); 1212 } 1213 1214 static size_t 1215 utoppy_readdir_decode(struct utoppy_softc *sc, struct utoppy_dirent *ud) 1216 { 1217 uint8_t ftype; 1218 1219 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: bytes left" 1220 " %d\n", USBDEVNAME(sc->sc_dev), (int)sc->sc_in_len)); 1221 1222 if (utoppy_timestamp_decode(sc, &ud->ud_mtime) || 1223 utoppy_get_8(sc, &ftype) || utoppy_get_64(sc, &ud->ud_size) || 1224 utoppy_get_string(sc, ud->ud_path, UTOPPY_MAX_FILENAME_LEN + 1) || 1225 utoppy_get_32(sc, &ud->ud_attributes)) { 1226 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: no " 1227 "more to decode\n", USBDEVNAME(sc->sc_dev))); 1228 return (0); 1229 } 1230 1231 switch (ftype) { 1232 case UTOPPY_FTYPE_DIR: 1233 ud->ud_type = UTOPPY_DIRENT_DIRECTORY; 1234 break; 1235 case UTOPPY_FTYPE_FILE: 1236 ud->ud_type = UTOPPY_DIRENT_FILE; 1237 break; 1238 default: 1239 ud->ud_type = UTOPPY_DIRENT_UNKNOWN; 1240 break; 1241 } 1242 1243 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: %s '%s', " 1244 "size %lld, time 0x%08lx, attr 0x%08x\n", USBDEVNAME(sc->sc_dev), 1245 (ftype == UTOPPY_FTYPE_DIR) ? "DIR" : 1246 ((ftype == UTOPPY_FTYPE_FILE) ? "FILE" : "UNKNOWN"), ud->ud_path, 1247 ud->ud_size, (u_long)ud->ud_mtime, ud->ud_attributes)); 1248 1249 return (1); 1250 } 1251 1252 static int 1253 utoppy_readfile_next(struct utoppy_softc *sc) 1254 { 1255 uint64_t off; 1256 uint16_t resp; 1257 int err; 1258 1259 err = utoppy_recv_packet(sc, &resp, UTOPPY_LONG_TIMEOUT); 1260 if (err) { 1261 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1262 "utoppy_recv_packet() returned %d\n", 1263 USBDEVNAME(sc->sc_dev), err)); 1264 utoppy_cancel(sc); 1265 return (err); 1266 } 1267 1268 switch (resp) { 1269 case UTOPPY_RESP_FILE_HEADER: 1270 /* ACK it */ 1271 UTOPPY_OUT_INIT(sc); 1272 err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, 1273 UTOPPY_LONG_TIMEOUT); 1274 if (err) { 1275 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1276 "utoppy_send_packet(UTOPPY_CMD_ACK) returned %d\n", 1277 USBDEVNAME(sc->sc_dev), err)); 1278 utoppy_cancel(sc); 1279 return (err); 1280 } 1281 1282 sc->sc_in_len = 0; 1283 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1284 "FILE_HEADER done\n", USBDEVNAME(sc->sc_dev))); 1285 break; 1286 1287 case UTOPPY_RESP_FILE_DATA: 1288 /* Already ACK'd */ 1289 if (utoppy_get_64(sc, &off)) { 1290 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1291 "UTOPPY_RESP_FILE_DATA did not provide offset\n", 1292 USBDEVNAME(sc->sc_dev))); 1293 utoppy_cancel(sc); 1294 return (EBADMSG); 1295 } 1296 1297 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1298 "UTOPPY_RESP_FILE_DATA: offset %lld, bytes left %ld\n", 1299 USBDEVNAME(sc->sc_dev), off, (u_long)sc->sc_in_len)); 1300 break; 1301 1302 case UTOPPY_RESP_FILE_END: 1303 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " 1304 "UTOPPY_RESP_FILE_END: sending ACK\n", 1305 USBDEVNAME(sc->sc_dev))); 1306 UTOPPY_OUT_INIT(sc); 1307 utoppy_send_packet(sc, UTOPPY_CMD_ACK, UTOPPY_SHORT_TIMEOUT); 1308 /*FALLTHROUGH*/ 1309 1310 case UTOPPY_RESP_SUCCESS: 1311 sc->sc_state = UTOPPY_STATE_IDLE; 1312 (void) utoppy_turbo_mode(sc, 0); 1313 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: all " 1314 "done\n", USBDEVNAME(sc->sc_dev))); 1315 break; 1316 1317 case UTOPPY_RESP_ERROR: 1318 default: 1319 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: bad " 1320 "response code 0x%0x\n", USBDEVNAME(sc->sc_dev), resp)); 1321 utoppy_cancel(sc); 1322 return (EIO); 1323 } 1324 1325 return (0); 1326 } 1327 1328 int 1329 utoppyopen(dev_t dev, int flag, int mode, 1330 struct lwp *l) 1331 { 1332 struct utoppy_softc *sc; 1333 int error = 0; 1334 1335 USB_GET_SC_OPEN(utoppy, UTOPPYUNIT(dev), sc); 1336 1337 if (sc == NULL || sc->sc_iface == NULL || sc->sc_dying) 1338 return (ENXIO); 1339 1340 if (sc->sc_state != UTOPPY_STATE_CLOSED) { 1341 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: already open\n", 1342 USBDEVNAME(sc->sc_dev))); 1343 return (EBUSY); 1344 } 1345 1346 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: opening...\n", 1347 USBDEVNAME(sc->sc_dev))); 1348 1349 sc->sc_refcnt++; 1350 sc->sc_state = UTOPPY_STATE_OPENING; 1351 sc->sc_turbo_mode = 0; 1352 sc->sc_out_pipe = NULL; 1353 sc->sc_in_pipe = NULL; 1354 1355 if (usbd_open_pipe(sc->sc_iface, sc->sc_out, 0, &sc->sc_out_pipe)) { 1356 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: usbd_open_pipe(OUT) " 1357 "failed\n", USBDEVNAME(sc->sc_dev))); 1358 error = EIO; 1359 goto done; 1360 } 1361 1362 if (usbd_open_pipe(sc->sc_iface, sc->sc_in, 0, &sc->sc_in_pipe)) { 1363 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: usbd_open_pipe(IN) " 1364 "failed\n", USBDEVNAME(sc->sc_dev))); 1365 error = EIO; 1366 usbd_close_pipe(sc->sc_out_pipe); 1367 sc->sc_out_pipe = NULL; 1368 goto done; 1369 } 1370 1371 sc->sc_out_data = malloc(UTOPPY_BSIZE + 1, M_DEVBUF, M_WAITOK); 1372 if (sc->sc_out_data == NULL) { 1373 error = ENOMEM; 1374 goto error; 1375 } 1376 1377 sc->sc_in_data = malloc(UTOPPY_BSIZE + 1, M_DEVBUF, M_WAITOK); 1378 if (sc->sc_in_data == NULL) { 1379 free(sc->sc_out_data, M_DEVBUF); 1380 sc->sc_out_data = NULL; 1381 error = ENOMEM; 1382 goto error; 1383 } 1384 1385 if ((error = utoppy_cancel(sc)) != 0) 1386 goto error; 1387 1388 if ((error = utoppy_check_ready(sc)) != 0) { 1389 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: utoppy_check_ready()" 1390 " returned %d\n", USBDEVNAME(sc->sc_dev), error)); 1391 error: 1392 usbd_abort_pipe(sc->sc_out_pipe); 1393 usbd_close_pipe(sc->sc_out_pipe); 1394 sc->sc_out_pipe = NULL; 1395 usbd_abort_pipe(sc->sc_in_pipe); 1396 usbd_close_pipe(sc->sc_in_pipe); 1397 sc->sc_in_pipe = NULL; 1398 } 1399 1400 done: 1401 sc->sc_state = error ? UTOPPY_STATE_CLOSED : UTOPPY_STATE_IDLE; 1402 1403 DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: done. error %d, new state " 1404 "'%s'\n", USBDEVNAME(sc->sc_dev), error, 1405 utoppy_state_string(sc->sc_state))); 1406 1407 if (--sc->sc_refcnt < 0) 1408 usb_detach_wakeup(USBDEV(sc->sc_dev)); 1409 1410 return (error); 1411 } 1412 1413 int 1414 utoppyclose(dev_t dev, int flag, int mode, 1415 struct lwp *l) 1416 { 1417 struct utoppy_softc *sc; 1418 usbd_status err; 1419 1420 USB_GET_SC(utoppy, UTOPPYUNIT(dev), sc); 1421 1422 DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: closing...\n", 1423 USBDEVNAME(sc->sc_dev))); 1424 1425 if (sc->sc_state < UTOPPY_STATE_IDLE) { 1426 /* We are being forced to close before the open completed. */ 1427 DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: not properly open:" 1428 " %s\n", USBDEVNAME(sc->sc_dev), 1429 utoppy_state_string(sc->sc_state))); 1430 return (0); 1431 } 1432 1433 if (sc->sc_out_data) 1434 (void) utoppy_cancel(sc); 1435 1436 if (sc->sc_out_pipe != NULL) { 1437 if ((err = usbd_abort_pipe(sc->sc_out_pipe)) != 0) 1438 printf("usbd_abort_pipe(OUT) returned %d\n", err); 1439 if ((err = usbd_close_pipe(sc->sc_out_pipe)) != 0) 1440 printf("usbd_close_pipe(OUT) returned %d\n", err); 1441 sc->sc_out_pipe = NULL; 1442 } 1443 1444 if (sc->sc_in_pipe != NULL) { 1445 if ((err = usbd_abort_pipe(sc->sc_in_pipe)) != 0) 1446 printf("usbd_abort_pipe(IN) returned %d\n", err); 1447 if ((err = usbd_close_pipe(sc->sc_in_pipe)) != 0) 1448 printf("usbd_close_pipe(IN) returned %d\n", err); 1449 sc->sc_in_pipe = NULL; 1450 } 1451 1452 if (sc->sc_out_data) { 1453 free(sc->sc_out_data, M_DEVBUF); 1454 sc->sc_out_data = NULL; 1455 } 1456 1457 if (sc->sc_in_data) { 1458 free(sc->sc_in_data, M_DEVBUF); 1459 sc->sc_in_data = NULL; 1460 } 1461 1462 sc->sc_state = UTOPPY_STATE_CLOSED; 1463 1464 DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: done.\n", 1465 USBDEVNAME(sc->sc_dev))); 1466 1467 return (0); 1468 } 1469 1470 int 1471 utoppyread(dev_t dev, struct uio *uio, int flags) 1472 { 1473 struct utoppy_softc *sc; 1474 struct utoppy_dirent ud; 1475 size_t len; 1476 int err; 1477 1478 USB_GET_SC(utoppy, UTOPPYUNIT(dev), sc); 1479 1480 if (sc->sc_dying) 1481 return (EIO); 1482 1483 sc->sc_refcnt++; 1484 1485 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: reading: state '%s'\n", 1486 USBDEVNAME(sc->sc_dev), utoppy_state_string(sc->sc_state))); 1487 1488 switch (sc->sc_state) { 1489 case UTOPPY_STATE_READDIR: 1490 err = 0; 1491 while (err == 0 && uio->uio_resid >= sizeof(ud) && 1492 sc->sc_state != UTOPPY_STATE_IDLE) { 1493 if (utoppy_readdir_decode(sc, &ud) == 0) 1494 err = utoppy_readdir_next(sc); 1495 else 1496 if ((err = uiomove(&ud, sizeof(ud), uio)) != 0) 1497 utoppy_cancel(sc); 1498 } 1499 break; 1500 1501 case UTOPPY_STATE_READFILE: 1502 err = 0; 1503 while (err == 0 && uio->uio_resid > 0 && 1504 sc->sc_state != UTOPPY_STATE_IDLE) { 1505 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: READFILE: " 1506 "resid %ld, bytes_left %ld\n", 1507 USBDEVNAME(sc->sc_dev), (u_long)uio->uio_resid, 1508 (u_long)sc->sc_in_len)); 1509 1510 if (sc->sc_in_len == 0 && 1511 (err = utoppy_readfile_next(sc)) != 0) { 1512 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: " 1513 "READFILE: utoppy_readfile_next returned " 1514 "%d\n", USBDEVNAME(sc->sc_dev), err)); 1515 break; 1516 } 1517 1518 len = min(uio->uio_resid, sc->sc_in_len); 1519 if (len) { 1520 err = uiomove(UTOPPY_IN_DATA(sc), len, uio); 1521 if (err == 0) { 1522 sc->sc_in_offset += len; 1523 sc->sc_in_len -= len; 1524 } 1525 } 1526 } 1527 break; 1528 1529 case UTOPPY_STATE_IDLE: 1530 err = 0; 1531 break; 1532 1533 case UTOPPY_STATE_WRITEFILE: 1534 err = EBUSY; 1535 break; 1536 1537 default: 1538 err = EIO; 1539 break; 1540 } 1541 1542 DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: done. err %d, state '%s'\n", 1543 USBDEVNAME(sc->sc_dev), err, utoppy_state_string(sc->sc_state))); 1544 1545 if (--sc->sc_refcnt < 0) 1546 usb_detach_wakeup(USBDEV(sc->sc_dev)); 1547 1548 return (err); 1549 } 1550 1551 int 1552 utoppywrite(dev_t dev, struct uio *uio, int flags) 1553 { 1554 struct utoppy_softc *sc; 1555 uint16_t resp; 1556 size_t len; 1557 int err; 1558 1559 USB_GET_SC(utoppy, UTOPPYUNIT(dev), sc); 1560 1561 if (sc->sc_dying) 1562 return (EIO); 1563 1564 switch(sc->sc_state) { 1565 case UTOPPY_STATE_WRITEFILE: 1566 break; 1567 1568 case UTOPPY_STATE_IDLE: 1569 return (0); 1570 1571 default: 1572 return (EIO); 1573 } 1574 1575 sc->sc_refcnt++; 1576 err = 0; 1577 1578 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: PRE-WRITEFILE: resid %ld, " 1579 "wr_size %lld, wr_offset %lld\n", USBDEVNAME(sc->sc_dev), 1580 (u_long)uio->uio_resid, sc->sc_wr_size, sc->sc_wr_offset)); 1581 1582 while (sc->sc_state == UTOPPY_STATE_WRITEFILE && 1583 (len = min(uio->uio_resid, sc->sc_wr_size)) != 0) { 1584 1585 len = min(len, UTOPPY_BSIZE - (UTOPPY_HEADER_SIZE + 1586 sizeof(uint64_t) + 3)); 1587 1588 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: uiomove(%ld)\n", 1589 USBDEVNAME(sc->sc_dev), (u_long)len)); 1590 1591 UTOPPY_OUT_INIT(sc); 1592 utoppy_add_64(sc, sc->sc_wr_offset); 1593 1594 err = uiomove(utoppy_current_ptr(sc->sc_out_data), len, uio); 1595 if (err) { 1596 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: uiomove() " 1597 "returned %d\n", USBDEVNAME(sc->sc_dev), err)); 1598 break; 1599 } 1600 1601 utoppy_advance_ptr(sc->sc_out_data, len); 1602 1603 err = utoppy_command(sc, UTOPPY_RESP_FILE_DATA, 1604 UTOPPY_LONG_TIMEOUT, &resp); 1605 if (err) { 1606 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " 1607 "utoppy_command(UTOPPY_RESP_FILE_DATA) " 1608 "returned %d\n", USBDEVNAME(sc->sc_dev), err)); 1609 break; 1610 } 1611 if (resp != UTOPPY_RESP_SUCCESS) { 1612 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " 1613 "utoppy_command(UTOPPY_RESP_FILE_DATA) returned " 1614 "bad response 0x%x\n", USBDEVNAME(sc->sc_dev), 1615 resp)); 1616 utoppy_cancel(sc); 1617 err = EIO; 1618 break; 1619 } 1620 1621 sc->sc_wr_offset += len; 1622 sc->sc_wr_size -= len; 1623 } 1624 1625 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: POST-WRITEFILE: resid %ld," 1626 " wr_size %lld, wr_offset %lld, err %d\n", USBDEVNAME(sc->sc_dev), 1627 (u_long)uio->uio_resid, sc->sc_wr_size, sc->sc_wr_offset, err)); 1628 1629 if (err == 0 && sc->sc_wr_size == 0) { 1630 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: sending " 1631 "FILE_END...\n", USBDEVNAME(sc->sc_dev))); 1632 UTOPPY_OUT_INIT(sc); 1633 err = utoppy_command(sc, UTOPPY_RESP_FILE_END, 1634 UTOPPY_LONG_TIMEOUT, &resp); 1635 if (err) { 1636 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " 1637 "utoppy_command(UTOPPY_RESP_FILE_END) returned " 1638 "%d\n", USBDEVNAME(sc->sc_dev), err)); 1639 1640 utoppy_cancel(sc); 1641 } 1642 1643 sc->sc_state = UTOPPY_STATE_IDLE; 1644 DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: state %s\n", 1645 USBDEVNAME(sc->sc_dev), utoppy_state_string(sc->sc_state))); 1646 } 1647 1648 if (--sc->sc_refcnt < 0) 1649 usb_detach_wakeup(USBDEV(sc->sc_dev)); 1650 1651 return (err); 1652 } 1653 1654 int 1655 utoppyioctl(dev_t dev, u_long cmd, void *data, int flag, 1656 struct lwp *l) 1657 { 1658 struct utoppy_softc *sc; 1659 struct utoppy_rename *ur; 1660 struct utoppy_readfile *urf; 1661 struct utoppy_writefile *uw; 1662 char uwf[UTOPPY_MAX_FILENAME_LEN + 1], *uwfp; 1663 uint16_t resp; 1664 int err; 1665 1666 USB_GET_SC(utoppy, UTOPPYUNIT(dev), sc); 1667 1668 if (sc->sc_dying) 1669 return (EIO); 1670 1671 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: cmd 0x%08lx, state '%s'\n", 1672 USBDEVNAME(sc->sc_dev), cmd, utoppy_state_string(sc->sc_state))); 1673 1674 if (sc->sc_state != UTOPPY_STATE_IDLE && cmd != UTOPPYIOCANCEL) { 1675 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: still busy.\n", 1676 USBDEVNAME(sc->sc_dev))); 1677 return (EBUSY); 1678 } 1679 1680 sc->sc_refcnt++; 1681 1682 switch (cmd) { 1683 case UTOPPYIOTURBO: 1684 err = 0; 1685 sc->sc_turbo_mode = *((int *)data) ? 1 : 0; 1686 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOTURBO: " 1687 "%s\n", USBDEVNAME(sc->sc_dev), sc->sc_turbo_mode ? "On" : 1688 "Off")); 1689 break; 1690 1691 case UTOPPYIOCANCEL: 1692 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOCANCEL\n", 1693 USBDEVNAME(sc->sc_dev))); 1694 err = utoppy_cancel(sc); 1695 break; 1696 1697 case UTOPPYIOREBOOT: 1698 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOREBOOT\n", 1699 USBDEVNAME(sc->sc_dev))); 1700 UTOPPY_OUT_INIT(sc); 1701 err = utoppy_command(sc, UTOPPY_CMD_RESET, UTOPPY_LONG_TIMEOUT, 1702 &resp); 1703 if (err) 1704 break; 1705 1706 if (resp != UTOPPY_RESP_SUCCESS) 1707 err = EIO; 1708 break; 1709 1710 case UTOPPYIOSTATS: 1711 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOSTATS\n", 1712 USBDEVNAME(sc->sc_dev))); 1713 err = utoppy_stats(sc, (struct utoppy_stats *)data); 1714 break; 1715 1716 case UTOPPYIORENAME: 1717 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIORENAME\n", 1718 USBDEVNAME(sc->sc_dev))); 1719 ur = (struct utoppy_rename *)data; 1720 UTOPPY_OUT_INIT(sc); 1721 1722 if ((err = utoppy_add_path(sc, ur->ur_old_path, 1)) != 0) 1723 break; 1724 if ((err = utoppy_add_path(sc, ur->ur_new_path, 1)) != 0) 1725 break; 1726 1727 err = utoppy_command(sc, UTOPPY_CMD_RENAME, UTOPPY_LONG_TIMEOUT, 1728 &resp); 1729 if (err) 1730 break; 1731 1732 if (resp != UTOPPY_RESP_SUCCESS) 1733 err = EIO; 1734 break; 1735 1736 case UTOPPYIOMKDIR: 1737 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOMKDIR\n", 1738 USBDEVNAME(sc->sc_dev))); 1739 UTOPPY_OUT_INIT(sc); 1740 err = utoppy_add_path(sc, *((const char **)data), 1); 1741 if (err) 1742 break; 1743 1744 err = utoppy_command(sc, UTOPPY_CMD_MKDIR, UTOPPY_LONG_TIMEOUT, 1745 &resp); 1746 if (err) 1747 break; 1748 1749 if (resp != UTOPPY_RESP_SUCCESS) 1750 err = EIO; 1751 break; 1752 1753 case UTOPPYIODELETE: 1754 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIODELETE\n", 1755 USBDEVNAME(sc->sc_dev))); 1756 UTOPPY_OUT_INIT(sc); 1757 err = utoppy_add_path(sc, *((const char **)data), 0); 1758 if (err) 1759 break; 1760 1761 err = utoppy_command(sc, UTOPPY_CMD_DELETE, UTOPPY_LONG_TIMEOUT, 1762 &resp); 1763 if (err) 1764 break; 1765 1766 if (resp != UTOPPY_RESP_SUCCESS) 1767 err = EIO; 1768 break; 1769 1770 case UTOPPYIOREADDIR: 1771 DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOREADDIR\n", 1772 USBDEVNAME(sc->sc_dev))); 1773 UTOPPY_OUT_INIT(sc); 1774 err = utoppy_add_path(sc, *((const char **)data), 0); 1775 if (err) { 1776 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " 1777 "utoppy_add_path() returned %d\n", 1778 USBDEVNAME(sc->sc_dev), err)); 1779 break; 1780 } 1781 1782 err = utoppy_send_packet(sc, UTOPPY_CMD_READDIR, 1783 UTOPPY_LONG_TIMEOUT); 1784 if (err != 0) { 1785 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " 1786 "UTOPPY_CMD_READDIR returned %d\n", 1787 USBDEVNAME(sc->sc_dev), err)); 1788 break; 1789 } 1790 1791 err = utoppy_readdir_next(sc); 1792 if (err) { 1793 DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " 1794 "utoppy_readdir_next() returned %d\n", 1795 USBDEVNAME(sc->sc_dev), err)); 1796 } 1797 break; 1798 1799 case UTOPPYIOREADFILE: 1800 urf = (struct utoppy_readfile *)data; 1801 1802 DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: UTOPPYIOREADFILE " 1803 "%s, offset %lld\n", USBDEVNAME(sc->sc_dev), urf->ur_path, 1804 urf->ur_offset)); 1805 1806 if ((err = utoppy_turbo_mode(sc, sc->sc_turbo_mode)) != 0) 1807 break; 1808 1809 UTOPPY_OUT_INIT(sc); 1810 utoppy_add_8(sc, UTOPPY_FILE_READ); 1811 1812 if ((err = utoppy_add_path(sc, urf->ur_path, 1)) != 0) 1813 break; 1814 1815 utoppy_add_64(sc, urf->ur_offset); 1816 1817 sc->sc_state = UTOPPY_STATE_READFILE; 1818 sc->sc_in_offset = 0; 1819 1820 err = utoppy_send_packet(sc, UTOPPY_CMD_FILE, 1821 UTOPPY_LONG_TIMEOUT); 1822 if (err == 0) 1823 err = utoppy_readfile_next(sc); 1824 break; 1825 1826 case UTOPPYIOWRITEFILE: 1827 uw = (struct utoppy_writefile *)data; 1828 1829 DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: UTOPPYIOWRITEFILE " 1830 "%s, size %lld, offset %lld\n", USBDEVNAME(sc->sc_dev), 1831 uw->uw_path, uw->uw_size, uw->uw_offset)); 1832 1833 if ((err = utoppy_turbo_mode(sc, sc->sc_turbo_mode)) != 0) 1834 break; 1835 1836 UTOPPY_OUT_INIT(sc); 1837 utoppy_add_8(sc, UTOPPY_FILE_WRITE); 1838 uwfp = utoppy_current_ptr(sc->sc_out_data); 1839 1840 if ((err = utoppy_add_path(sc, uw->uw_path, 1)) != 0) { 1841 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: add_path() " 1842 "returned %d\n", USBDEVNAME(sc->sc_dev), err)); 1843 break; 1844 } 1845 1846 strncpy(uwf, &uwfp[2], sizeof(uwf)); 1847 utoppy_add_64(sc, uw->uw_offset); 1848 1849 err = utoppy_command(sc, UTOPPY_CMD_FILE, UTOPPY_LONG_TIMEOUT, 1850 &resp); 1851 if (err) { 1852 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " 1853 "utoppy_command(UTOPPY_CMD_FILE) returned " 1854 "%d\n", USBDEVNAME(sc->sc_dev), err)); 1855 break; 1856 } 1857 if (resp != UTOPPY_RESP_SUCCESS) { 1858 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " 1859 "utoppy_command(UTOPPY_CMD_FILE) returned " 1860 "bad response 0x%x\n", USBDEVNAME(sc->sc_dev), 1861 resp)); 1862 err = EIO; 1863 break; 1864 } 1865 1866 UTOPPY_OUT_INIT(sc); 1867 utoppy_timestamp_encode(sc, uw->uw_mtime); 1868 utoppy_add_8(sc, UTOPPY_FTYPE_FILE); 1869 utoppy_add_64(sc, uw->uw_size); 1870 utoppy_add_string(sc, uwf, sizeof(uwf)); 1871 utoppy_add_32(sc, 0); 1872 1873 err = utoppy_command(sc, UTOPPY_RESP_FILE_HEADER, 1874 UTOPPY_LONG_TIMEOUT, &resp); 1875 if (err) { 1876 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " 1877 "utoppy_command(UTOPPY_RESP_FILE_HEADER) " 1878 "returned %d\n", USBDEVNAME(sc->sc_dev), err)); 1879 break; 1880 } 1881 if (resp != UTOPPY_RESP_SUCCESS) { 1882 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " 1883 "utoppy_command(UTOPPY_RESP_FILE_HEADER) " 1884 "returned bad response 0x%x\n", 1885 USBDEVNAME(sc->sc_dev), resp)); 1886 err = EIO; 1887 break; 1888 } 1889 1890 sc->sc_wr_offset = uw->uw_offset; 1891 sc->sc_wr_size = uw->uw_size; 1892 sc->sc_state = UTOPPY_STATE_WRITEFILE; 1893 1894 DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: Changing state to " 1895 "%s. wr_offset %lld, wr_size %lld\n", 1896 USBDEVNAME(sc->sc_dev), utoppy_state_string(sc->sc_state), 1897 sc->sc_wr_offset, sc->sc_wr_size)); 1898 break; 1899 1900 default: 1901 DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: Invalid cmd\n", 1902 USBDEVNAME(sc->sc_dev))); 1903 err = ENODEV; 1904 break; 1905 } 1906 1907 DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: done. err %d, state '%s'\n", 1908 USBDEVNAME(sc->sc_dev), err, utoppy_state_string(sc->sc_state))); 1909 1910 if (err) 1911 utoppy_cancel(sc); 1912 1913 if (--sc->sc_refcnt < 0) 1914 usb_detach_wakeup(USBDEV(sc->sc_dev)); 1915 1916 return (err); 1917 } 1918