| 1 | /* $NetBSD: utoppy.c,v 1.27 2016/08/20 19:44:46 jdolecek 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 1.27 2016/08/20 19:44:46 jdolecek 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/ioctl.h> |
| 42 | #include <sys/uio.h> |
| 43 | #include <sys/conf.h> |
| 44 | #include <sys/vnode.h> |
| 45 | #include <sys/bus.h> |
| 46 | |
| 47 | #include <lib/libkern/crc16.h> |
| 48 | |
| 49 | #include <dev/usb/usb.h> |
| 50 | #include <dev/usb/usbdi.h> |
| 51 | #include <dev/usb/usbdivar.h> |
| 52 | #include <dev/usb/usbdi_util.h> |
| 53 | #include <dev/usb/usbdevs.h> |
| 54 | #include <dev/usb/usb_quirks.h> |
| 55 | #include <dev/usb/utoppy.h> |
| 56 | |
| 57 | #undef UTOPPY_DEBUG |
| 58 | #ifdef UTOPPY_DEBUG |
| 59 | #define UTOPPY_DBG_OPEN 0x0001 |
| 60 | #define UTOPPY_DBG_CLOSE 0x0002 |
| 61 | #define UTOPPY_DBG_READ 0x0004 |
| 62 | #define UTOPPY_DBG_WRITE 0x0008 |
| 63 | #define UTOPPY_DBG_IOCTL 0x0010 |
| 64 | #define UTOPPY_DBG_SEND_PACKET 0x0020 |
| 65 | #define UTOPPY_DBG_RECV_PACKET 0x0040 |
| 66 | #define UTOPPY_DBG_ADDPATH 0x0080 |
| 67 | #define UTOPPY_DBG_READDIR 0x0100 |
| 68 | #define UTOPPY_DBG_DUMP 0x0200 |
| 69 | #define DPRINTF(l, m) \ |
| 70 | do { \ |
| 71 | if (utoppy_debug & l) \ |
| 72 | printf m; \ |
| 73 | } while (/*CONSTCOND*/0) |
| 74 | static int utoppy_debug = 0; |
| 75 | static void utoppy_dump_packet(const void *, size_t); |
| 76 | #define DDUMP_PACKET(p, l) \ |
| 77 | do { \ |
| 78 | if (utoppy_debug & UTOPPY_DBG_DUMP) \ |
| 79 | utoppy_dump_packet((p), (l)); \ |
| 80 | } while (/*CONSTCOND*/0) |
| 81 | #else |
| 82 | #define DPRINTF(l, m) /* nothing */ |
| 83 | #define DDUMP_PACKET(p, l) /* nothing */ |
| 84 | #endif |
| 85 | |
| 86 | |
| 87 | #define UTOPPY_CONFIG_NO 1 |
| 88 | #define UTOPPY_NUMENDPOINTS 2 |
| 89 | |
| 90 | #define UTOPPY_BSIZE 0xffff |
| 91 | #define UTOPPY_FRAG_SIZE 0x1000 |
| 92 | #define 8 |
| 93 | #define UTOPPY_SHORT_TIMEOUT (500) /* 0.5 seconds */ |
| 94 | #define UTOPPY_LONG_TIMEOUT (10 * 1000) /* 10 seconds */ |
| 95 | |
| 96 | /* Protocol Commands and Responses */ |
| 97 | #define UTOPPY_RESP_ERROR 0x0001 |
| 98 | #define UTOPPY_CMD_ACK 0x0002 |
| 99 | #define UTOPPY_RESP_SUCCESS UTOPPY_CMD_ACK |
| 100 | #define UTOPPY_CMD_CANCEL 0x0003 |
| 101 | #define UTOPPY_CMD_READY 0x0100 |
| 102 | #define UTOPPY_CMD_RESET 0x0101 |
| 103 | #define UTOPPY_CMD_TURBO 0x0102 |
| 104 | #define UTOPPY_CMD_STATS 0x1000 |
| 105 | #define UTOPPY_RESP_STATS_DATA 0x1001 |
| 106 | #define UTOPPY_CMD_READDIR 0x1002 |
| 107 | #define UTOPPY_RESP_READDIR_DATA 0x1003 |
| 108 | #define UTOPPY_RESP_READDIR_END 0x1004 |
| 109 | #define UTOPPY_CMD_DELETE 0x1005 |
| 110 | #define UTOPPY_CMD_RENAME 0x1006 |
| 111 | #define UTOPPY_CMD_MKDIR 0x1007 |
| 112 | #define UTOPPY_CMD_FILE 0x1008 |
| 113 | #define UTOPPY_FILE_WRITE 0 |
| 114 | #define UTOPPY_FILE_READ 1 |
| 115 | #define 0x1009 |
| 116 | #define UTOPPY_RESP_FILE_DATA 0x100a |
| 117 | #define UTOPPY_RESP_FILE_END 0x100b |
| 118 | |
| 119 | enum utoppy_state { |
| 120 | UTOPPY_STATE_CLOSED, |
| 121 | UTOPPY_STATE_OPENING, |
| 122 | UTOPPY_STATE_IDLE, |
| 123 | UTOPPY_STATE_READDIR, |
| 124 | UTOPPY_STATE_READFILE, |
| 125 | UTOPPY_STATE_WRITEFILE |
| 126 | }; |
| 127 | |
| 128 | struct utoppy_softc { |
| 129 | device_t sc_dev; |
| 130 | struct usbd_device *sc_udev; /* device */ |
| 131 | struct usbd_interface *sc_iface; /* interface */ |
| 132 | int sc_dying; |
| 133 | int sc_refcnt; |
| 134 | |
| 135 | enum utoppy_state sc_state; |
| 136 | u_int sc_turbo_mode; |
| 137 | |
| 138 | int sc_out; |
| 139 | struct usbd_pipe *sc_out_pipe; /* bulk out pipe */ |
| 140 | struct usbd_xfer *sc_out_xfer; |
| 141 | void *sc_out_buf; |
| 142 | void *sc_out_data; |
| 143 | uint64_t sc_wr_offset; |
| 144 | uint64_t sc_wr_size; |
| 145 | |
| 146 | int sc_in; |
| 147 | struct usbd_pipe *sc_in_pipe; /* bulk in pipe */ |
| 148 | struct usbd_xfer *sc_in_xfer; |
| 149 | void *sc_in_buf; |
| 150 | void *sc_in_data; |
| 151 | size_t sc_in_len; |
| 152 | u_int sc_in_offset; |
| 153 | }; |
| 154 | |
| 155 | struct { |
| 156 | uint16_t ; |
| 157 | uint16_t ; |
| 158 | uint16_t ; |
| 159 | uint16_t ; |
| 160 | uint8_t [0]; |
| 161 | }; |
| 162 | #define UTOPPY_OUT_INIT(sc) \ |
| 163 | do { \ |
| 164 | struct utoppy_header *_h = sc->sc_out_data; \ |
| 165 | _h->h_len = 0; \ |
| 166 | } while (/*CONSTCOND*/0) |
| 167 | |
| 168 | #define UTOPPY_MJD_1970 40587u /* MJD value for Jan 1 00:00:00 1970 */ |
| 169 | |
| 170 | #define UTOPPY_FTYPE_DIR 1 |
| 171 | #define UTOPPY_FTYPE_FILE 2 |
| 172 | |
| 173 | #define UTOPPY_IN_DATA(sc) \ |
| 174 | ((void*)&(((uint8_t*)(sc)->sc_in_data)[(sc)->sc_in_offset+UTOPPY_HEADER_SIZE])) |
| 175 | |
| 176 | dev_type_open(utoppyopen); |
| 177 | dev_type_close(utoppyclose); |
| 178 | dev_type_read(utoppyread); |
| 179 | dev_type_write(utoppywrite); |
| 180 | dev_type_ioctl(utoppyioctl); |
| 181 | |
| 182 | const struct cdevsw utoppy_cdevsw = { |
| 183 | .d_open = utoppyopen, |
| 184 | .d_close = utoppyclose, |
| 185 | .d_read = utoppyread, |
| 186 | .d_write = utoppywrite, |
| 187 | .d_ioctl = utoppyioctl, |
| 188 | .d_stop = nostop, |
| 189 | .d_tty = notty, |
| 190 | .d_poll = nopoll, |
| 191 | .d_mmap = nommap, |
| 192 | .d_kqfilter = nokqfilter, |
| 193 | .d_discard = nodiscard, |
| 194 | .d_flag = D_OTHER |
| 195 | }; |
| 196 | |
| 197 | #define UTOPPYUNIT(n) (minor(n)) |
| 198 | |
| 199 | int utoppy_match(device_t, cfdata_t, void *); |
| 200 | void utoppy_attach(device_t, device_t, void *); |
| 201 | int utoppy_detach(device_t, int); |
| 202 | int utoppy_activate(device_t, enum devact); |
| 203 | extern struct cfdriver utoppy_cd; |
| 204 | CFATTACH_DECL_NEW(utoppy, sizeof(struct utoppy_softc), utoppy_match, |
| 205 | utoppy_attach, utoppy_detach, utoppy_activate); |
| 206 | |
| 207 | int |
| 208 | utoppy_match(device_t parent, cfdata_t match, void *aux) |
| 209 | { |
| 210 | struct usb_attach_arg *uaa = aux; |
| 211 | |
| 212 | if (uaa->uaa_vendor == USB_VENDOR_TOPFIELD && |
| 213 | uaa->uaa_product == USB_PRODUCT_TOPFIELD_TF5000PVR) |
| 214 | return UMATCH_VENDOR_PRODUCT; |
| 215 | |
| 216 | return UMATCH_NONE; |
| 217 | } |
| 218 | |
| 219 | void |
| 220 | utoppy_attach(device_t parent, device_t self, void *aux) |
| 221 | { |
| 222 | struct utoppy_softc *sc = device_private(self); |
| 223 | struct usb_attach_arg *uaa = aux; |
| 224 | struct usbd_device *dev = uaa->uaa_device; |
| 225 | struct usbd_interface *iface; |
| 226 | usb_endpoint_descriptor_t *ed; |
| 227 | char *devinfop; |
| 228 | uint8_t epcount; |
| 229 | int i; |
| 230 | |
| 231 | sc->sc_dev = self; |
| 232 | |
| 233 | aprint_naive("\n" ); |
| 234 | aprint_normal("\n" ); |
| 235 | |
| 236 | devinfop = usbd_devinfo_alloc(dev, 0); |
| 237 | aprint_normal_dev(self, "%s\n" , devinfop); |
| 238 | usbd_devinfo_free(devinfop); |
| 239 | |
| 240 | sc->sc_dying = 0; |
| 241 | sc->sc_refcnt = 0; |
| 242 | sc->sc_udev = dev; |
| 243 | |
| 244 | if (usbd_set_config_index(dev, 0, 1) |
| 245 | || usbd_device2interface_handle(dev, 0, &iface)) { |
| 246 | aprint_error_dev(self, "Configuration failed\n" ); |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | epcount = 0; |
| 251 | (void) usbd_endpoint_count(iface, &epcount); |
| 252 | if (epcount != UTOPPY_NUMENDPOINTS) { |
| 253 | aprint_error_dev(self, "Expected %d endpoints, got %d\n" , |
| 254 | UTOPPY_NUMENDPOINTS, epcount); |
| 255 | return; |
| 256 | } |
| 257 | |
| 258 | sc->sc_in = -1; |
| 259 | sc->sc_out = -1; |
| 260 | |
| 261 | for (i = 0; i < epcount; i++) { |
| 262 | ed = usbd_interface2endpoint_descriptor(iface, i); |
| 263 | if (ed == NULL) { |
| 264 | aprint_error_dev(self, "couldn't get ep %d\n" , i); |
| 265 | return; |
| 266 | } |
| 267 | |
| 268 | if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && |
| 269 | UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { |
| 270 | sc->sc_in = ed->bEndpointAddress; |
| 271 | } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && |
| 272 | UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { |
| 273 | sc->sc_out = ed->bEndpointAddress; |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | if (sc->sc_out == -1 || sc->sc_in == -1) { |
| 278 | aprint_error_dev(self, |
| 279 | "could not find bulk in/out endpoints\n" ); |
| 280 | sc->sc_dying = 1; |
| 281 | return; |
| 282 | } |
| 283 | |
| 284 | sc->sc_iface = iface; |
| 285 | sc->sc_udev = dev; |
| 286 | |
| 287 | sc->sc_out_pipe = NULL; |
| 288 | sc->sc_in_pipe = NULL; |
| 289 | |
| 290 | if (usbd_open_pipe(sc->sc_iface, sc->sc_out, 0, &sc->sc_out_pipe)) { |
| 291 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: usbd_open_pipe(OUT) failed\n" , |
| 292 | device_xname(sc->sc_dev))); |
| 293 | aprint_error_dev(self, "could not open OUT pipe\n" ); |
| 294 | sc->sc_dying = 1; |
| 295 | return; |
| 296 | } |
| 297 | |
| 298 | if (usbd_open_pipe(sc->sc_iface, sc->sc_in, 0, &sc->sc_in_pipe)) { |
| 299 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: usbd_open_pipe(IN) failed\n" , |
| 300 | device_xname(sc->sc_dev))); |
| 301 | aprint_error_dev(self, "could not open IN pipe\n" ); |
| 302 | |
| 303 | usbd_close_pipe(sc->sc_out_pipe); |
| 304 | sc->sc_out_pipe = NULL; |
| 305 | sc->sc_dying = 1; |
| 306 | return; |
| 307 | } |
| 308 | |
| 309 | int error; |
| 310 | error = usbd_create_xfer(sc->sc_out_pipe, UTOPPY_FRAG_SIZE, 0, 0, |
| 311 | &sc->sc_out_xfer); |
| 312 | if (error) { |
| 313 | aprint_error_dev(self, "could not allocate bulk out xfer\n" ); |
| 314 | goto fail0; |
| 315 | } |
| 316 | |
| 317 | error = usbd_create_xfer(sc->sc_in_pipe, UTOPPY_FRAG_SIZE, |
| 318 | USBD_SHORT_XFER_OK, 0, &sc->sc_in_xfer); |
| 319 | if (error) { |
| 320 | aprint_error_dev(self, "could not allocate bulk in xfer\n" ); |
| 321 | goto fail1; |
| 322 | } |
| 323 | |
| 324 | sc->sc_out_buf = usbd_get_buffer(sc->sc_out_xfer); |
| 325 | sc->sc_in_buf = usbd_get_buffer(sc->sc_in_xfer); |
| 326 | |
| 327 | usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, sc->sc_dev); |
| 328 | |
| 329 | return; |
| 330 | |
| 331 | fail1: usbd_destroy_xfer(sc->sc_out_xfer); |
| 332 | sc->sc_out_xfer = NULL; |
| 333 | |
| 334 | fail0: sc->sc_dying = 1; |
| 335 | return; |
| 336 | } |
| 337 | |
| 338 | int |
| 339 | utoppy_activate(device_t self, enum devact act) |
| 340 | { |
| 341 | struct utoppy_softc *sc = device_private(self); |
| 342 | |
| 343 | switch (act) { |
| 344 | case DVACT_DEACTIVATE: |
| 345 | sc->sc_dying = 1; |
| 346 | return 0; |
| 347 | default: |
| 348 | return EOPNOTSUPP; |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | int |
| 353 | utoppy_detach(device_t self, int flags) |
| 354 | { |
| 355 | struct utoppy_softc *sc = device_private(self); |
| 356 | int maj, mn; |
| 357 | int s; |
| 358 | |
| 359 | sc->sc_dying = 1; |
| 360 | if (sc->sc_out_pipe != NULL) |
| 361 | usbd_abort_pipe(sc->sc_out_pipe); |
| 362 | if (sc->sc_in_pipe != NULL) |
| 363 | usbd_abort_pipe(sc->sc_in_pipe); |
| 364 | |
| 365 | if (sc->sc_in_xfer != NULL) |
| 366 | usbd_destroy_xfer(sc->sc_in_xfer); |
| 367 | if (sc->sc_out_xfer != NULL) |
| 368 | usbd_destroy_xfer(sc->sc_out_xfer); |
| 369 | |
| 370 | if (sc->sc_out_pipe != NULL) |
| 371 | usbd_close_pipe(sc->sc_out_pipe); |
| 372 | if (sc->sc_in_pipe != NULL) |
| 373 | usbd_close_pipe(sc->sc_in_pipe); |
| 374 | |
| 375 | s = splusb(); |
| 376 | if (--sc->sc_refcnt >= 0) |
| 377 | usb_detach_waitold(sc->sc_dev); |
| 378 | splx(s); |
| 379 | |
| 380 | /* locate the major number */ |
| 381 | maj = cdevsw_lookup_major(&utoppy_cdevsw); |
| 382 | |
| 383 | /* Nuke the vnodes for any open instances (calls close). */ |
| 384 | mn = device_unit(self); |
| 385 | vdevgone(maj, mn, mn, VCHR); |
| 386 | |
| 387 | usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev); |
| 388 | |
| 389 | return 0; |
| 390 | } |
| 391 | |
| 392 | #define UTOPPY_CRC16(ccrc,b) crc16_byte((ccrc), (b)) /* from crc16.h */ |
| 393 | |
| 394 | static const int utoppy_usbdstatus_lookup[] = { |
| 395 | 0, /* USBD_NORMAL_COMPLETION */ |
| 396 | EINPROGRESS, /* USBD_IN_PROGRESS */ |
| 397 | EALREADY, /* USBD_PENDING_REQUESTS */ |
| 398 | EAGAIN, /* USBD_NOT_STARTED */ |
| 399 | EINVAL, /* USBD_INVAL */ |
| 400 | ENOMEM, /* USBD_NOMEM */ |
| 401 | ECONNRESET, /* USBD_CANCELLED */ |
| 402 | EFAULT, /* USBD_BAD_ADDRESS */ |
| 403 | EBUSY, /* USBD_IN_USE */ |
| 404 | EADDRNOTAVAIL, /* USBD_NO_ADDR */ |
| 405 | ENETDOWN, /* USBD_SET_ADDR_FAILED */ |
| 406 | EIO, /* USBD_NO_POWER */ |
| 407 | EMLINK, /* USBD_TOO_DEEP */ |
| 408 | EIO, /* USBD_IOERROR */ |
| 409 | ENXIO, /* USBD_NOT_CONFIGURED */ |
| 410 | ETIMEDOUT, /* USBD_TIMEOUT */ |
| 411 | EBADMSG, /* USBD_SHORT_XFER */ |
| 412 | EHOSTDOWN, /* USBD_STALLED */ |
| 413 | EINTR /* USBD_INTERRUPTED */ |
| 414 | }; |
| 415 | |
| 416 | static __inline int |
| 417 | utoppy_usbd_status2errno(usbd_status err) |
| 418 | { |
| 419 | |
| 420 | if (err >= USBD_ERROR_MAX) |
| 421 | return EFAULT; |
| 422 | return utoppy_usbdstatus_lookup[err]; |
| 423 | } |
| 424 | |
| 425 | #ifdef UTOPPY_DEBUG |
| 426 | static const char * |
| 427 | utoppy_state_string(enum utoppy_state state) |
| 428 | { |
| 429 | const char *str; |
| 430 | |
| 431 | switch (state) { |
| 432 | case UTOPPY_STATE_CLOSED: |
| 433 | str = "CLOSED" ; |
| 434 | break; |
| 435 | case UTOPPY_STATE_OPENING: |
| 436 | str = "OPENING" ; |
| 437 | break; |
| 438 | case UTOPPY_STATE_IDLE: |
| 439 | str = "IDLE" ; |
| 440 | break; |
| 441 | case UTOPPY_STATE_READDIR: |
| 442 | str = "READ DIRECTORY" ; |
| 443 | break; |
| 444 | case UTOPPY_STATE_READFILE: |
| 445 | str = "READ FILE" ; |
| 446 | break; |
| 447 | case UTOPPY_STATE_WRITEFILE: |
| 448 | str = "WRITE FILE" ; |
| 449 | break; |
| 450 | default: |
| 451 | str = "INVALID!" ; |
| 452 | break; |
| 453 | } |
| 454 | |
| 455 | return str; |
| 456 | } |
| 457 | |
| 458 | static void |
| 459 | utoppy_dump_packet(const void *b, size_t len) |
| 460 | { |
| 461 | const uint8_t *buf = b, *l; |
| 462 | uint8_t c; |
| 463 | size_t i, j; |
| 464 | |
| 465 | if (len == 0) |
| 466 | return; |
| 467 | |
| 468 | len = min(len, 256); |
| 469 | |
| 470 | printf("00: " ); |
| 471 | |
| 472 | for (i = 0, l = buf; i < len; i++) { |
| 473 | printf("%02x " , *buf++); |
| 474 | |
| 475 | if ((i % 16) == 15) { |
| 476 | for (j = 0; j < 16; j++) { |
| 477 | c = *l++; |
| 478 | if (c < ' ' || c > 0x7e) |
| 479 | c = '.'; |
| 480 | printf("%c" , c); |
| 481 | } |
| 482 | |
| 483 | printf("\n" ); |
| 484 | l = buf; |
| 485 | |
| 486 | if ((i + 1) < len) |
| 487 | printf("%02x: " , (u_int)i + 1); |
| 488 | } |
| 489 | } |
| 490 | |
| 491 | while ((i++ % 16) != 0) |
| 492 | printf(" " ); |
| 493 | |
| 494 | if (l < buf) { |
| 495 | while (l < buf) { |
| 496 | c = *l++; |
| 497 | if (c < ' ' || c > 0x7e) |
| 498 | c = '.'; |
| 499 | printf("%c" , c); |
| 500 | } |
| 501 | |
| 502 | printf("\n" ); |
| 503 | } |
| 504 | } |
| 505 | #endif |
| 506 | |
| 507 | static usbd_status |
| 508 | utoppy_bulk_transfer(struct usbd_xfer *xfer, struct usbd_pipe *pipe, |
| 509 | uint16_t flags, uint32_t timeout, void *buf, uint32_t *size) |
| 510 | { |
| 511 | usbd_status err; |
| 512 | |
| 513 | usbd_setup_xfer(xfer, 0, buf, *size, flags, timeout, NULL); |
| 514 | |
| 515 | err = usbd_sync_transfer_sig(xfer); |
| 516 | |
| 517 | usbd_get_xfer_status(xfer, NULL, NULL, size, NULL); |
| 518 | return err; |
| 519 | } |
| 520 | |
| 521 | static int |
| 522 | utoppy_send_packet(struct utoppy_softc *sc, uint16_t cmd, uint32_t timeout) |
| 523 | { |
| 524 | struct utoppy_header *h; |
| 525 | usbd_status err; |
| 526 | uint32_t len; |
| 527 | uint16_t dlen, crc; |
| 528 | uint8_t *data, *e, t1, t2; |
| 529 | |
| 530 | h = sc->sc_out_data; |
| 531 | |
| 532 | DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: cmd 0x%04x, " |
| 533 | "len %d\n" , device_xname(sc->sc_dev), (u_int)cmd, h->h_len)); |
| 534 | |
| 535 | dlen = h->h_len; |
| 536 | len = dlen + UTOPPY_HEADER_SIZE; |
| 537 | |
| 538 | if (len & 1) |
| 539 | len++; |
| 540 | if ((len % 64) == 0) |
| 541 | len += 2; |
| 542 | |
| 543 | if (len >= UTOPPY_BSIZE) { |
| 544 | DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: " |
| 545 | "packet too big (%d)\n" , device_xname(sc->sc_dev), |
| 546 | (int)len)); |
| 547 | return EINVAL; |
| 548 | } |
| 549 | |
| 550 | h->h_len = htole16(dlen + UTOPPY_HEADER_SIZE); |
| 551 | h->h_cmd2 = 0; |
| 552 | h->h_cmd = htole16(cmd); |
| 553 | |
| 554 | /* The command word is part of the CRC */ |
| 555 | crc = UTOPPY_CRC16(0, 0); |
| 556 | crc = UTOPPY_CRC16(crc, 0); |
| 557 | crc = UTOPPY_CRC16(crc, cmd >> 8); |
| 558 | crc = UTOPPY_CRC16(crc, cmd); |
| 559 | |
| 560 | /* |
| 561 | * If there is data following the header, calculate the CRC and |
| 562 | * byte-swap as we go. |
| 563 | */ |
| 564 | if (dlen) { |
| 565 | data = h->h_data; |
| 566 | e = data + (dlen & ~1); |
| 567 | |
| 568 | do { |
| 569 | t1 = data[0]; |
| 570 | t2 = data[1]; |
| 571 | crc = UTOPPY_CRC16(crc, t1); |
| 572 | crc = UTOPPY_CRC16(crc, t2); |
| 573 | *data++ = t2; |
| 574 | *data++ = t1; |
| 575 | } while (data < e); |
| 576 | |
| 577 | if (dlen & 1) { |
| 578 | t1 = data[0]; |
| 579 | crc = UTOPPY_CRC16(crc, t1); |
| 580 | data[1] = t1; |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | h->h_crc = htole16(crc); |
| 585 | data = sc->sc_out_data; |
| 586 | |
| 587 | DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: total len " |
| 588 | "%d...\n" , device_xname(sc->sc_dev), (int)len)); |
| 589 | DDUMP_PACKET(data, len); |
| 590 | |
| 591 | do { |
| 592 | uint32_t thislen; |
| 593 | |
| 594 | thislen = min(len, UTOPPY_FRAG_SIZE); |
| 595 | |
| 596 | memcpy(sc->sc_out_buf, data, thislen); |
| 597 | |
| 598 | err = utoppy_bulk_transfer(sc->sc_out_xfer, sc->sc_out_pipe, |
| 599 | 0, timeout, sc->sc_out_buf, &thislen); |
| 600 | |
| 601 | if (thislen != min(len, UTOPPY_FRAG_SIZE)) { |
| 602 | DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: " |
| 603 | "utoppy_send_packet: sent %ld, err %d\n" , |
| 604 | device_xname(sc->sc_dev), (u_long)thislen, err)); |
| 605 | } |
| 606 | |
| 607 | if (err == 0) { |
| 608 | len -= thislen; |
| 609 | data += thislen; |
| 610 | } |
| 611 | } while (err == 0 && len); |
| 612 | |
| 613 | DPRINTF(UTOPPY_DBG_SEND_PACKET, ("%s: utoppy_send_packet: " |
| 614 | "usbd_bulk_transfer() returned %d.\n" , |
| 615 | device_xname(sc->sc_dev),err)); |
| 616 | |
| 617 | return err ? utoppy_usbd_status2errno(err) : 0; |
| 618 | } |
| 619 | |
| 620 | static int |
| 621 | utoppy_recv_packet(struct utoppy_softc *sc, uint16_t *respp, uint32_t timeout) |
| 622 | { |
| 623 | struct utoppy_header *h; |
| 624 | usbd_status err; |
| 625 | uint32_t len, thislen, requested, bytesleft; |
| 626 | uint16_t crc; |
| 627 | uint8_t *data, *e, t1, t2; |
| 628 | |
| 629 | data = sc->sc_in_data; |
| 630 | len = 0; |
| 631 | bytesleft = UTOPPY_BSIZE; |
| 632 | |
| 633 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: ...\n" , |
| 634 | device_xname(sc->sc_dev))); |
| 635 | |
| 636 | do { |
| 637 | requested = thislen = min(bytesleft, UTOPPY_FRAG_SIZE); |
| 638 | |
| 639 | err = utoppy_bulk_transfer(sc->sc_in_xfer, sc->sc_in_pipe, |
| 640 | USBD_SHORT_XFER_OK, timeout, sc->sc_in_buf, |
| 641 | &thislen); |
| 642 | |
| 643 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: " |
| 644 | "usbd_bulk_transfer() returned %d, thislen %d, data %p\n" , |
| 645 | device_xname(sc->sc_dev), err, (u_int)thislen, data)); |
| 646 | |
| 647 | if (err == 0) { |
| 648 | memcpy(data, sc->sc_in_buf, thislen); |
| 649 | DDUMP_PACKET(data, thislen); |
| 650 | len += thislen; |
| 651 | bytesleft -= thislen; |
| 652 | data += thislen; |
| 653 | } |
| 654 | } while (err == 0 && bytesleft && thislen == requested); |
| 655 | |
| 656 | if (err) |
| 657 | return utoppy_usbd_status2errno(err); |
| 658 | |
| 659 | h = sc->sc_in_data; |
| 660 | |
| 661 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: received %d " |
| 662 | "bytes in total to %p\n" , device_xname(sc->sc_dev), (u_int)len, h)); |
| 663 | DDUMP_PACKET(h, len); |
| 664 | |
| 665 | if (len < UTOPPY_HEADER_SIZE || len < (uint32_t)le16toh(h->h_len)) { |
| 666 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: bad " |
| 667 | " length (len %d, h_len %d)\n" , device_xname(sc->sc_dev), |
| 668 | (int)len, le16toh(h->h_len))); |
| 669 | return EIO; |
| 670 | } |
| 671 | |
| 672 | len = h->h_len = le16toh(h->h_len); |
| 673 | h->h_crc = le16toh(h->h_crc); |
| 674 | *respp = h->h_cmd = le16toh(h->h_cmd); |
| 675 | h->h_cmd2 = le16toh(h->h_cmd2); |
| 676 | |
| 677 | /* |
| 678 | * To maximise data throughput when transferring files, acknowledge |
| 679 | * data blocks as soon as we receive them. If we detect an error |
| 680 | * later on, we can always cancel. |
| 681 | */ |
| 682 | if (*respp == UTOPPY_RESP_FILE_DATA) { |
| 683 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: " |
| 684 | "ACKing file data\n" , device_xname(sc->sc_dev))); |
| 685 | |
| 686 | UTOPPY_OUT_INIT(sc); |
| 687 | err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, |
| 688 | UTOPPY_SHORT_TIMEOUT); |
| 689 | if (err) { |
| 690 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: " |
| 691 | "utoppy_recv_packet: failed to ACK file data: %d\n" , |
| 692 | device_xname(sc->sc_dev), err)); |
| 693 | return err; |
| 694 | } |
| 695 | } |
| 696 | |
| 697 | /* The command word is part of the CRC */ |
| 698 | crc = UTOPPY_CRC16(0, h->h_cmd2 >> 8); |
| 699 | crc = UTOPPY_CRC16(crc, h->h_cmd2); |
| 700 | crc = UTOPPY_CRC16(crc, h->h_cmd >> 8); |
| 701 | crc = UTOPPY_CRC16(crc, h->h_cmd); |
| 702 | |
| 703 | /* |
| 704 | * Extract any payload, byte-swapping and calculating the CRC16 |
| 705 | * as we go. |
| 706 | */ |
| 707 | if (len > UTOPPY_HEADER_SIZE) { |
| 708 | data = h->h_data; |
| 709 | e = data + ((len & ~1) - UTOPPY_HEADER_SIZE); |
| 710 | |
| 711 | while (data < e) { |
| 712 | t1 = data[0]; |
| 713 | t2 = data[1]; |
| 714 | crc = UTOPPY_CRC16(crc, t2); |
| 715 | crc = UTOPPY_CRC16(crc, t1); |
| 716 | *data++ = t2; |
| 717 | *data++ = t1; |
| 718 | } |
| 719 | |
| 720 | if (len & 1) { |
| 721 | t1 = data[1]; |
| 722 | crc = UTOPPY_CRC16(crc, t1); |
| 723 | *data = t1; |
| 724 | } |
| 725 | } |
| 726 | |
| 727 | sc->sc_in_len = (size_t) len - UTOPPY_HEADER_SIZE; |
| 728 | sc->sc_in_offset = 0; |
| 729 | |
| 730 | DPRINTF(UTOPPY_DBG_RECV_PACKET, ("%s: utoppy_recv_packet: len %d, " |
| 731 | "crc 0x%04x, hdrcrc 0x%04x\n" , device_xname(sc->sc_dev), |
| 732 | (int)len, crc, h->h_crc)); |
| 733 | DDUMP_PACKET(h, len); |
| 734 | |
| 735 | return (crc == h->h_crc) ? 0 : EBADMSG; |
| 736 | } |
| 737 | |
| 738 | static __inline void * |
| 739 | utoppy_current_ptr(void *b) |
| 740 | { |
| 741 | struct utoppy_header *h = b; |
| 742 | |
| 743 | return &h->h_data[h->h_len]; |
| 744 | } |
| 745 | |
| 746 | static __inline void |
| 747 | utoppy_advance_ptr(void *b, size_t len) |
| 748 | { |
| 749 | struct utoppy_header *h = b; |
| 750 | |
| 751 | h->h_len += len; |
| 752 | } |
| 753 | |
| 754 | static __inline void |
| 755 | utoppy_add_8(struct utoppy_softc *sc, uint8_t v) |
| 756 | { |
| 757 | struct utoppy_header *h = sc->sc_out_data; |
| 758 | uint8_t *p; |
| 759 | |
| 760 | p = utoppy_current_ptr(h); |
| 761 | *p = v; |
| 762 | utoppy_advance_ptr(h, sizeof(v)); |
| 763 | } |
| 764 | |
| 765 | static __inline void |
| 766 | utoppy_add_16(struct utoppy_softc *sc, uint16_t v) |
| 767 | { |
| 768 | struct utoppy_header *h = sc->sc_out_data; |
| 769 | uint8_t *p; |
| 770 | |
| 771 | p = utoppy_current_ptr(h); |
| 772 | *p++ = (uint8_t)(v >> 8); |
| 773 | *p = (uint8_t)v; |
| 774 | utoppy_advance_ptr(h, sizeof(v)); |
| 775 | } |
| 776 | |
| 777 | static __inline void |
| 778 | utoppy_add_32(struct utoppy_softc *sc, uint32_t v) |
| 779 | { |
| 780 | struct utoppy_header *h = sc->sc_out_data; |
| 781 | uint8_t *p; |
| 782 | |
| 783 | p = utoppy_current_ptr(h); |
| 784 | *p++ = (uint8_t)(v >> 24); |
| 785 | *p++ = (uint8_t)(v >> 16); |
| 786 | *p++ = (uint8_t)(v >> 8); |
| 787 | *p = (uint8_t)v; |
| 788 | utoppy_advance_ptr(h, sizeof(v)); |
| 789 | } |
| 790 | |
| 791 | static __inline void |
| 792 | utoppy_add_64(struct utoppy_softc *sc, uint64_t v) |
| 793 | { |
| 794 | struct utoppy_header *h = sc->sc_out_data; |
| 795 | uint8_t *p; |
| 796 | |
| 797 | p = utoppy_current_ptr(h); |
| 798 | *p++ = (uint8_t)(v >> 56); |
| 799 | *p++ = (uint8_t)(v >> 48); |
| 800 | *p++ = (uint8_t)(v >> 40); |
| 801 | *p++ = (uint8_t)(v >> 32); |
| 802 | *p++ = (uint8_t)(v >> 24); |
| 803 | *p++ = (uint8_t)(v >> 16); |
| 804 | *p++ = (uint8_t)(v >> 8); |
| 805 | *p = (uint8_t)v; |
| 806 | utoppy_advance_ptr(h, sizeof(v)); |
| 807 | } |
| 808 | |
| 809 | static __inline void |
| 810 | utoppy_add_string(struct utoppy_softc *sc, const char *str, size_t len) |
| 811 | { |
| 812 | struct utoppy_header *h = sc->sc_out_data; |
| 813 | char *p; |
| 814 | |
| 815 | p = utoppy_current_ptr(h); |
| 816 | memset(p, 0, len); |
| 817 | strncpy(p, str, len); |
| 818 | utoppy_advance_ptr(h, len); |
| 819 | } |
| 820 | |
| 821 | static int |
| 822 | utoppy_add_path(struct utoppy_softc *sc, const char *path, int putlen) |
| 823 | { |
| 824 | struct utoppy_header *h = sc->sc_out_data; |
| 825 | uint8_t *p, *str, *s; |
| 826 | size_t len; |
| 827 | int err; |
| 828 | |
| 829 | p = utoppy_current_ptr(h); |
| 830 | |
| 831 | str = putlen ? (p + sizeof(uint16_t)) : p; |
| 832 | |
| 833 | err = copyinstr(path, str, UTOPPY_MAX_FILENAME_LEN, &len); |
| 834 | |
| 835 | DPRINTF(UTOPPY_DBG_ADDPATH, ("utoppy_add_path: err %d, len %d\n" , |
| 836 | err, (int)len)); |
| 837 | |
| 838 | if (err) |
| 839 | return err; |
| 840 | |
| 841 | if (len < 2) |
| 842 | return EINVAL; |
| 843 | |
| 844 | /* |
| 845 | * copyinstr(9) has already copied the terminating NUL character, |
| 846 | * but we append another one in case we have to pad the length |
| 847 | * later on. |
| 848 | */ |
| 849 | str[len] = '\0'; |
| 850 | |
| 851 | /* |
| 852 | * The Toppy uses backslash as the directory separator, so convert |
| 853 | * all forward slashes. |
| 854 | */ |
| 855 | for (s = &str[len - 2]; s >= str; s--) |
| 856 | if (*s == '/') |
| 857 | *s = '\\'; |
| 858 | |
| 859 | if ((len + h->h_len) & 1) |
| 860 | len++; |
| 861 | |
| 862 | if (putlen) |
| 863 | utoppy_add_16(sc, len); |
| 864 | |
| 865 | utoppy_advance_ptr(h, len); |
| 866 | |
| 867 | DPRINTF(UTOPPY_DBG_ADDPATH, ("utoppy_add_path: final len %d\n" , |
| 868 | (u_int)len)); |
| 869 | |
| 870 | return 0; |
| 871 | } |
| 872 | |
| 873 | static __inline int |
| 874 | utoppy_get_8(struct utoppy_softc *sc, uint8_t *vp) |
| 875 | { |
| 876 | uint8_t *p; |
| 877 | |
| 878 | if (sc->sc_in_len < sizeof(*vp)) |
| 879 | return 1; |
| 880 | |
| 881 | p = UTOPPY_IN_DATA(sc); |
| 882 | *vp = *p; |
| 883 | sc->sc_in_offset += sizeof(*vp); |
| 884 | sc->sc_in_len -= sizeof(*vp); |
| 885 | return 0; |
| 886 | } |
| 887 | |
| 888 | static __inline int |
| 889 | utoppy_get_16(struct utoppy_softc *sc, uint16_t *vp) |
| 890 | { |
| 891 | uint16_t v; |
| 892 | uint8_t *p; |
| 893 | |
| 894 | if (sc->sc_in_len < sizeof(v)) |
| 895 | return 1; |
| 896 | |
| 897 | p = UTOPPY_IN_DATA(sc); |
| 898 | v = *p++; |
| 899 | v = (v << 8) | *p; |
| 900 | *vp = v; |
| 901 | sc->sc_in_offset += sizeof(v); |
| 902 | sc->sc_in_len -= sizeof(v); |
| 903 | return 0; |
| 904 | } |
| 905 | |
| 906 | static __inline int |
| 907 | utoppy_get_32(struct utoppy_softc *sc, uint32_t *vp) |
| 908 | { |
| 909 | uint32_t v; |
| 910 | uint8_t *p; |
| 911 | |
| 912 | if (sc->sc_in_len < sizeof(v)) |
| 913 | return 1; |
| 914 | |
| 915 | p = UTOPPY_IN_DATA(sc); |
| 916 | v = *p++; |
| 917 | v = (v << 8) | *p++; |
| 918 | v = (v << 8) | *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_64(struct utoppy_softc *sc, uint64_t *vp) |
| 928 | { |
| 929 | uint64_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 | v = (v << 8) | *p++; |
| 941 | v = (v << 8) | *p++; |
| 942 | v = (v << 8) | *p++; |
| 943 | v = (v << 8) | *p; |
| 944 | *vp = v; |
| 945 | sc->sc_in_offset += sizeof(v); |
| 946 | sc->sc_in_len -= sizeof(v); |
| 947 | return 0; |
| 948 | } |
| 949 | |
| 950 | static __inline int |
| 951 | utoppy_get_string(struct utoppy_softc *sc, char *str, size_t len) |
| 952 | { |
| 953 | char *p; |
| 954 | |
| 955 | if (sc->sc_in_len < len) |
| 956 | return 1; |
| 957 | |
| 958 | memset(str, 0, len); |
| 959 | p = UTOPPY_IN_DATA(sc); |
| 960 | strncpy(str, p, len); |
| 961 | sc->sc_in_offset += len; |
| 962 | sc->sc_in_len -= len; |
| 963 | return 0; |
| 964 | } |
| 965 | |
| 966 | static int |
| 967 | utoppy_command(struct utoppy_softc *sc, uint16_t cmd, int timeout, |
| 968 | uint16_t *presp) |
| 969 | { |
| 970 | int err; |
| 971 | |
| 972 | err = utoppy_send_packet(sc, cmd, timeout); |
| 973 | if (err) |
| 974 | return err; |
| 975 | |
| 976 | err = utoppy_recv_packet(sc, presp, timeout); |
| 977 | if (err == EBADMSG) { |
| 978 | UTOPPY_OUT_INIT(sc); |
| 979 | utoppy_send_packet(sc, UTOPPY_RESP_ERROR, timeout); |
| 980 | } |
| 981 | |
| 982 | return err; |
| 983 | } |
| 984 | |
| 985 | static int |
| 986 | utoppy_timestamp_decode(struct utoppy_softc *sc, time_t *tp) |
| 987 | { |
| 988 | uint16_t mjd; |
| 989 | uint8_t hour, minute, sec; |
| 990 | uint32_t rv; |
| 991 | |
| 992 | if (utoppy_get_16(sc, &mjd) || utoppy_get_8(sc, &hour) || |
| 993 | utoppy_get_8(sc, &minute) || utoppy_get_8(sc, &sec)) |
| 994 | return 1; |
| 995 | |
| 996 | if (mjd == 0xffffu && hour == 0xffu && minute == 0xffu && sec == 0xffu){ |
| 997 | *tp = 0; |
| 998 | return 0; |
| 999 | } |
| 1000 | |
| 1001 | rv = (mjd < UTOPPY_MJD_1970) ? UTOPPY_MJD_1970 : (uint32_t) mjd; |
| 1002 | |
| 1003 | /* Calculate seconds since 1970 */ |
| 1004 | rv = (rv - UTOPPY_MJD_1970) * 60 * 60 * 24; |
| 1005 | |
| 1006 | /* Add in the hours, minutes, and seconds */ |
| 1007 | rv += (uint32_t)hour * 60 * 60; |
| 1008 | rv += (uint32_t)minute * 60; |
| 1009 | rv += sec; |
| 1010 | *tp = (time_t)rv; |
| 1011 | |
| 1012 | return 0; |
| 1013 | } |
| 1014 | |
| 1015 | static void |
| 1016 | utoppy_timestamp_encode(struct utoppy_softc *sc, time_t t) |
| 1017 | { |
| 1018 | u_int mjd, hour, minute; |
| 1019 | |
| 1020 | mjd = t / (60 * 60 * 24); |
| 1021 | t -= mjd * 60 * 60 * 24; |
| 1022 | |
| 1023 | hour = t / (60 * 60); |
| 1024 | t -= hour * 60 * 60; |
| 1025 | |
| 1026 | minute = t / 60; |
| 1027 | t -= minute * 60; |
| 1028 | |
| 1029 | utoppy_add_16(sc, mjd + UTOPPY_MJD_1970); |
| 1030 | utoppy_add_8(sc, hour); |
| 1031 | utoppy_add_8(sc, minute); |
| 1032 | utoppy_add_8(sc, t); |
| 1033 | } |
| 1034 | |
| 1035 | static int |
| 1036 | utoppy_turbo_mode(struct utoppy_softc *sc, int state) |
| 1037 | { |
| 1038 | uint16_t r; |
| 1039 | int err; |
| 1040 | |
| 1041 | UTOPPY_OUT_INIT(sc); |
| 1042 | utoppy_add_32(sc, state); |
| 1043 | |
| 1044 | err = utoppy_command(sc, UTOPPY_CMD_TURBO, UTOPPY_SHORT_TIMEOUT, &r); |
| 1045 | if (err) |
| 1046 | return err; |
| 1047 | |
| 1048 | return (r == UTOPPY_RESP_SUCCESS) ? 0 : EIO; |
| 1049 | } |
| 1050 | |
| 1051 | static int |
| 1052 | utoppy_check_ready(struct utoppy_softc *sc) |
| 1053 | { |
| 1054 | uint16_t r; |
| 1055 | int err; |
| 1056 | |
| 1057 | UTOPPY_OUT_INIT(sc); |
| 1058 | |
| 1059 | err = utoppy_command(sc, UTOPPY_CMD_READY, UTOPPY_LONG_TIMEOUT, &r); |
| 1060 | if (err) |
| 1061 | return err; |
| 1062 | |
| 1063 | return (r == UTOPPY_RESP_SUCCESS) ? 0 : EIO; |
| 1064 | } |
| 1065 | |
| 1066 | static int |
| 1067 | utoppy_cancel(struct utoppy_softc *sc) |
| 1068 | { |
| 1069 | uint16_t r; |
| 1070 | int err, i; |
| 1071 | |
| 1072 | /* |
| 1073 | * Issue the cancel command serveral times. the Toppy doesn't |
| 1074 | * always respond to the first. |
| 1075 | */ |
| 1076 | for (i = 0; i < 3; i++) { |
| 1077 | UTOPPY_OUT_INIT(sc); |
| 1078 | err = utoppy_command(sc, UTOPPY_CMD_CANCEL, |
| 1079 | UTOPPY_SHORT_TIMEOUT, &r); |
| 1080 | if (err == 0 && r == UTOPPY_RESP_SUCCESS) |
| 1081 | break; |
| 1082 | err = ETIMEDOUT; |
| 1083 | } |
| 1084 | |
| 1085 | if (err) |
| 1086 | return err; |
| 1087 | |
| 1088 | /* |
| 1089 | * Make sure turbo mode is off, otherwise the Toppy will not |
| 1090 | * respond to remote control input. |
| 1091 | */ |
| 1092 | (void) utoppy_turbo_mode(sc, 0); |
| 1093 | |
| 1094 | sc->sc_state = UTOPPY_STATE_IDLE; |
| 1095 | return 0; |
| 1096 | } |
| 1097 | |
| 1098 | static int |
| 1099 | utoppy_stats(struct utoppy_softc *sc, struct utoppy_stats *us) |
| 1100 | { |
| 1101 | uint32_t hsize, hfree; |
| 1102 | uint16_t r; |
| 1103 | int err; |
| 1104 | |
| 1105 | UTOPPY_OUT_INIT(sc); |
| 1106 | err = utoppy_command(sc, UTOPPY_CMD_STATS, UTOPPY_LONG_TIMEOUT, &r); |
| 1107 | if (err) |
| 1108 | return err; |
| 1109 | |
| 1110 | if (r != UTOPPY_RESP_STATS_DATA) |
| 1111 | return EIO; |
| 1112 | |
| 1113 | if (utoppy_get_32(sc, &hsize) || utoppy_get_32(sc, &hfree)) |
| 1114 | return EIO; |
| 1115 | |
| 1116 | us->us_hdd_size = hsize; |
| 1117 | us->us_hdd_size *= 1024; |
| 1118 | us->us_hdd_free = hfree; |
| 1119 | us->us_hdd_free *= 1024; |
| 1120 | |
| 1121 | return 0; |
| 1122 | } |
| 1123 | |
| 1124 | static int |
| 1125 | utoppy_readdir_next(struct utoppy_softc *sc) |
| 1126 | { |
| 1127 | uint16_t resp; |
| 1128 | int err; |
| 1129 | |
| 1130 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: running...\n" , |
| 1131 | device_xname(sc->sc_dev))); |
| 1132 | |
| 1133 | /* |
| 1134 | * Fetch the next READDIR response |
| 1135 | */ |
| 1136 | err = utoppy_recv_packet(sc, &resp, UTOPPY_LONG_TIMEOUT); |
| 1137 | if (err) { |
| 1138 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1139 | "utoppy_recv_packet() returned %d\n" , |
| 1140 | device_xname(sc->sc_dev), err)); |
| 1141 | if (err == EBADMSG) { |
| 1142 | UTOPPY_OUT_INIT(sc); |
| 1143 | utoppy_send_packet(sc, UTOPPY_RESP_ERROR, |
| 1144 | UTOPPY_LONG_TIMEOUT); |
| 1145 | } |
| 1146 | utoppy_cancel(sc); |
| 1147 | return err; |
| 1148 | } |
| 1149 | |
| 1150 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1151 | "utoppy_recv_packet() returned %d, len %ld\n" , |
| 1152 | device_xname(sc->sc_dev), err, (u_long)sc->sc_in_len)); |
| 1153 | |
| 1154 | switch (resp) { |
| 1155 | case UTOPPY_RESP_READDIR_DATA: |
| 1156 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1157 | "UTOPPY_RESP_READDIR_DATA\n" , device_xname(sc->sc_dev))); |
| 1158 | |
| 1159 | UTOPPY_OUT_INIT(sc); |
| 1160 | err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, |
| 1161 | UTOPPY_LONG_TIMEOUT); |
| 1162 | if (err) { |
| 1163 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1164 | "utoppy_send_packet(ACK) returned %d\n" , |
| 1165 | device_xname(sc->sc_dev), err)); |
| 1166 | utoppy_cancel(sc); |
| 1167 | return err; |
| 1168 | } |
| 1169 | sc->sc_state = UTOPPY_STATE_READDIR; |
| 1170 | sc->sc_in_offset = 0; |
| 1171 | break; |
| 1172 | |
| 1173 | case UTOPPY_RESP_READDIR_END: |
| 1174 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1175 | "UTOPPY_RESP_READDIR_END\n" , device_xname(sc->sc_dev))); |
| 1176 | |
| 1177 | UTOPPY_OUT_INIT(sc); |
| 1178 | utoppy_send_packet(sc, UTOPPY_CMD_ACK, UTOPPY_SHORT_TIMEOUT); |
| 1179 | sc->sc_state = UTOPPY_STATE_IDLE; |
| 1180 | sc->sc_in_len = 0; |
| 1181 | break; |
| 1182 | |
| 1183 | default: |
| 1184 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_next: " |
| 1185 | "bad response: 0x%x\n" , device_xname(sc->sc_dev), resp)); |
| 1186 | sc->sc_state = UTOPPY_STATE_IDLE; |
| 1187 | sc->sc_in_len = 0; |
| 1188 | return EIO; |
| 1189 | } |
| 1190 | |
| 1191 | return 0; |
| 1192 | } |
| 1193 | |
| 1194 | static size_t |
| 1195 | utoppy_readdir_decode(struct utoppy_softc *sc, struct utoppy_dirent *ud) |
| 1196 | { |
| 1197 | uint8_t ftype; |
| 1198 | |
| 1199 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: bytes left" |
| 1200 | " %d\n" , device_xname(sc->sc_dev), (int)sc->sc_in_len)); |
| 1201 | |
| 1202 | if (utoppy_timestamp_decode(sc, &ud->ud_mtime) || |
| 1203 | utoppy_get_8(sc, &ftype) || utoppy_get_64(sc, &ud->ud_size) || |
| 1204 | utoppy_get_string(sc, ud->ud_path, UTOPPY_MAX_FILENAME_LEN + 1) || |
| 1205 | utoppy_get_32(sc, &ud->ud_attributes)) { |
| 1206 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: no " |
| 1207 | "more to decode\n" , device_xname(sc->sc_dev))); |
| 1208 | return 0; |
| 1209 | } |
| 1210 | |
| 1211 | switch (ftype) { |
| 1212 | case UTOPPY_FTYPE_DIR: |
| 1213 | ud->ud_type = UTOPPY_DIRENT_DIRECTORY; |
| 1214 | break; |
| 1215 | case UTOPPY_FTYPE_FILE: |
| 1216 | ud->ud_type = UTOPPY_DIRENT_FILE; |
| 1217 | break; |
| 1218 | default: |
| 1219 | ud->ud_type = UTOPPY_DIRENT_UNKNOWN; |
| 1220 | break; |
| 1221 | } |
| 1222 | |
| 1223 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppy_readdir_decode: %s '%s', " |
| 1224 | "size %lld, time 0x%08lx, attr 0x%08x\n" , device_xname(sc->sc_dev), |
| 1225 | (ftype == UTOPPY_FTYPE_DIR) ? "DIR" : |
| 1226 | ((ftype == UTOPPY_FTYPE_FILE) ? "FILE" : "UNKNOWN" ), ud->ud_path, |
| 1227 | ud->ud_size, (u_long)ud->ud_mtime, ud->ud_attributes)); |
| 1228 | |
| 1229 | return 1; |
| 1230 | } |
| 1231 | |
| 1232 | static int |
| 1233 | utoppy_readfile_next(struct utoppy_softc *sc) |
| 1234 | { |
| 1235 | uint64_t off; |
| 1236 | uint16_t resp; |
| 1237 | int err; |
| 1238 | |
| 1239 | err = utoppy_recv_packet(sc, &resp, UTOPPY_LONG_TIMEOUT); |
| 1240 | if (err) { |
| 1241 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1242 | "utoppy_recv_packet() returned %d\n" , |
| 1243 | device_xname(sc->sc_dev), err)); |
| 1244 | utoppy_cancel(sc); |
| 1245 | return err; |
| 1246 | } |
| 1247 | |
| 1248 | switch (resp) { |
| 1249 | case UTOPPY_RESP_FILE_HEADER: |
| 1250 | /* ACK it */ |
| 1251 | UTOPPY_OUT_INIT(sc); |
| 1252 | err = utoppy_send_packet(sc, UTOPPY_CMD_ACK, |
| 1253 | UTOPPY_LONG_TIMEOUT); |
| 1254 | if (err) { |
| 1255 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1256 | "utoppy_send_packet(UTOPPY_CMD_ACK) returned %d\n" , |
| 1257 | device_xname(sc->sc_dev), err)); |
| 1258 | utoppy_cancel(sc); |
| 1259 | return err; |
| 1260 | } |
| 1261 | |
| 1262 | sc->sc_in_len = 0; |
| 1263 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1264 | "FILE_HEADER done\n" , device_xname(sc->sc_dev))); |
| 1265 | break; |
| 1266 | |
| 1267 | case UTOPPY_RESP_FILE_DATA: |
| 1268 | /* Already ACK'd */ |
| 1269 | if (utoppy_get_64(sc, &off)) { |
| 1270 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1271 | "UTOPPY_RESP_FILE_DATA did not provide offset\n" , |
| 1272 | device_xname(sc->sc_dev))); |
| 1273 | utoppy_cancel(sc); |
| 1274 | return EBADMSG; |
| 1275 | } |
| 1276 | |
| 1277 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1278 | "UTOPPY_RESP_FILE_DATA: offset %lld, bytes left %ld\n" , |
| 1279 | device_xname(sc->sc_dev), off, (u_long)sc->sc_in_len)); |
| 1280 | break; |
| 1281 | |
| 1282 | case UTOPPY_RESP_FILE_END: |
| 1283 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: " |
| 1284 | "UTOPPY_RESP_FILE_END: sending ACK\n" , |
| 1285 | device_xname(sc->sc_dev))); |
| 1286 | UTOPPY_OUT_INIT(sc); |
| 1287 | utoppy_send_packet(sc, UTOPPY_CMD_ACK, UTOPPY_SHORT_TIMEOUT); |
| 1288 | /*FALLTHROUGH*/ |
| 1289 | |
| 1290 | case UTOPPY_RESP_SUCCESS: |
| 1291 | sc->sc_state = UTOPPY_STATE_IDLE; |
| 1292 | (void) utoppy_turbo_mode(sc, 0); |
| 1293 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: all " |
| 1294 | "done\n" , device_xname(sc->sc_dev))); |
| 1295 | break; |
| 1296 | |
| 1297 | case UTOPPY_RESP_ERROR: |
| 1298 | default: |
| 1299 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppy_readfile_next: bad " |
| 1300 | "response code 0x%0x\n" , device_xname(sc->sc_dev), resp)); |
| 1301 | utoppy_cancel(sc); |
| 1302 | return EIO; |
| 1303 | } |
| 1304 | |
| 1305 | return 0; |
| 1306 | } |
| 1307 | |
| 1308 | int |
| 1309 | utoppyopen(dev_t dev, int flag, int mode, |
| 1310 | struct lwp *l) |
| 1311 | { |
| 1312 | struct utoppy_softc *sc; |
| 1313 | int error = 0; |
| 1314 | |
| 1315 | sc = device_lookup_private(&utoppy_cd, UTOPPYUNIT(dev)); |
| 1316 | if (sc == NULL) |
| 1317 | return ENXIO; |
| 1318 | |
| 1319 | if (sc == NULL || sc->sc_iface == NULL || sc->sc_dying) |
| 1320 | return ENXIO; |
| 1321 | |
| 1322 | if (sc->sc_state != UTOPPY_STATE_CLOSED) { |
| 1323 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: already open\n" , |
| 1324 | device_xname(sc->sc_dev))); |
| 1325 | return EBUSY; |
| 1326 | } |
| 1327 | |
| 1328 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: opening...\n" , |
| 1329 | device_xname(sc->sc_dev))); |
| 1330 | |
| 1331 | sc->sc_refcnt++; |
| 1332 | sc->sc_state = UTOPPY_STATE_OPENING; |
| 1333 | sc->sc_turbo_mode = 0; |
| 1334 | sc->sc_out_data = kmem_alloc(UTOPPY_BSIZE + 1, KM_SLEEP); |
| 1335 | if (sc->sc_out_data == NULL) { |
| 1336 | error = ENOMEM; |
| 1337 | goto error; |
| 1338 | } |
| 1339 | |
| 1340 | sc->sc_in_data = kmem_alloc(UTOPPY_BSIZE + 1, KM_SLEEP); |
| 1341 | if (sc->sc_in_data == NULL) { |
| 1342 | kmem_free(sc->sc_out_data, UTOPPY_BSIZE + 1); |
| 1343 | sc->sc_out_data = NULL; |
| 1344 | error = ENOMEM; |
| 1345 | goto error; |
| 1346 | } |
| 1347 | |
| 1348 | if ((error = utoppy_cancel(sc)) != 0) |
| 1349 | goto error; |
| 1350 | |
| 1351 | if ((error = utoppy_check_ready(sc)) != 0) { |
| 1352 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: utoppy_check_ready()" |
| 1353 | " returned %d\n" , device_xname(sc->sc_dev), error)); |
| 1354 | } |
| 1355 | |
| 1356 | error: |
| 1357 | sc->sc_state = error ? UTOPPY_STATE_CLOSED : UTOPPY_STATE_IDLE; |
| 1358 | |
| 1359 | DPRINTF(UTOPPY_DBG_OPEN, ("%s: utoppyopen: done. error %d, new state " |
| 1360 | "'%s'\n" , device_xname(sc->sc_dev), error, |
| 1361 | utoppy_state_string(sc->sc_state))); |
| 1362 | |
| 1363 | if (--sc->sc_refcnt < 0) |
| 1364 | usb_detach_wakeupold(sc->sc_dev); |
| 1365 | |
| 1366 | return error; |
| 1367 | } |
| 1368 | |
| 1369 | int |
| 1370 | utoppyclose(dev_t dev, int flag, int mode, struct lwp *l) |
| 1371 | { |
| 1372 | struct utoppy_softc *sc; |
| 1373 | usbd_status err; |
| 1374 | |
| 1375 | sc = device_lookup_private(&utoppy_cd, UTOPPYUNIT(dev)); |
| 1376 | |
| 1377 | DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: closing...\n" , |
| 1378 | device_xname(sc->sc_dev))); |
| 1379 | |
| 1380 | if (sc->sc_state < UTOPPY_STATE_IDLE) { |
| 1381 | /* We are being forced to close before the open completed. */ |
| 1382 | DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: not properly " |
| 1383 | "open: %s\n" , device_xname(sc->sc_dev), |
| 1384 | utoppy_state_string(sc->sc_state))); |
| 1385 | return 0; |
| 1386 | } |
| 1387 | |
| 1388 | if (sc->sc_out_data) |
| 1389 | (void) utoppy_cancel(sc); |
| 1390 | |
| 1391 | if (sc->sc_out_pipe != NULL) { |
| 1392 | if ((err = usbd_abort_pipe(sc->sc_out_pipe)) != 0) |
| 1393 | printf("usbd_abort_pipe(OUT) returned %d\n" , err); |
| 1394 | sc->sc_out_pipe = NULL; |
| 1395 | } |
| 1396 | |
| 1397 | if (sc->sc_in_pipe != NULL) { |
| 1398 | if ((err = usbd_abort_pipe(sc->sc_in_pipe)) != 0) |
| 1399 | printf("usbd_abort_pipe(IN) returned %d\n" , err); |
| 1400 | sc->sc_in_pipe = NULL; |
| 1401 | } |
| 1402 | |
| 1403 | if (sc->sc_out_data) { |
| 1404 | kmem_free(sc->sc_out_data, UTOPPY_BSIZE + 1); |
| 1405 | sc->sc_out_data = NULL; |
| 1406 | } |
| 1407 | |
| 1408 | if (sc->sc_in_data) { |
| 1409 | kmem_free(sc->sc_in_data, UTOPPY_BSIZE + 1); |
| 1410 | sc->sc_in_data = NULL; |
| 1411 | } |
| 1412 | |
| 1413 | sc->sc_state = UTOPPY_STATE_CLOSED; |
| 1414 | |
| 1415 | DPRINTF(UTOPPY_DBG_CLOSE, ("%s: utoppyclose: done.\n" , |
| 1416 | device_xname(sc->sc_dev))); |
| 1417 | |
| 1418 | return 0; |
| 1419 | } |
| 1420 | |
| 1421 | int |
| 1422 | utoppyread(dev_t dev, struct uio *uio, int flags) |
| 1423 | { |
| 1424 | struct utoppy_softc *sc; |
| 1425 | struct utoppy_dirent ud; |
| 1426 | size_t len; |
| 1427 | int err; |
| 1428 | |
| 1429 | sc = device_lookup_private(&utoppy_cd, UTOPPYUNIT(dev)); |
| 1430 | |
| 1431 | if (sc->sc_dying) |
| 1432 | return EIO; |
| 1433 | |
| 1434 | sc->sc_refcnt++; |
| 1435 | |
| 1436 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: reading: state '%s'\n" , |
| 1437 | device_xname(sc->sc_dev), utoppy_state_string(sc->sc_state))); |
| 1438 | |
| 1439 | switch (sc->sc_state) { |
| 1440 | case UTOPPY_STATE_READDIR: |
| 1441 | err = 0; |
| 1442 | while (err == 0 && uio->uio_resid >= sizeof(ud) && |
| 1443 | sc->sc_state != UTOPPY_STATE_IDLE) { |
| 1444 | if (utoppy_readdir_decode(sc, &ud) == 0) |
| 1445 | err = utoppy_readdir_next(sc); |
| 1446 | else |
| 1447 | if ((err = uiomove(&ud, sizeof(ud), uio)) != 0) |
| 1448 | utoppy_cancel(sc); |
| 1449 | } |
| 1450 | break; |
| 1451 | |
| 1452 | case UTOPPY_STATE_READFILE: |
| 1453 | err = 0; |
| 1454 | while (err == 0 && uio->uio_resid > 0 && |
| 1455 | sc->sc_state != UTOPPY_STATE_IDLE) { |
| 1456 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: READFILE: " |
| 1457 | "resid %ld, bytes_left %ld\n" , |
| 1458 | device_xname(sc->sc_dev), (u_long)uio->uio_resid, |
| 1459 | (u_long)sc->sc_in_len)); |
| 1460 | |
| 1461 | if (sc->sc_in_len == 0 && |
| 1462 | (err = utoppy_readfile_next(sc)) != 0) { |
| 1463 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: " |
| 1464 | "READFILE: utoppy_readfile_next returned " |
| 1465 | "%d\n" , device_xname(sc->sc_dev), err)); |
| 1466 | break; |
| 1467 | } |
| 1468 | |
| 1469 | len = min(uio->uio_resid, sc->sc_in_len); |
| 1470 | if (len) { |
| 1471 | err = uiomove(UTOPPY_IN_DATA(sc), len, uio); |
| 1472 | if (err == 0) { |
| 1473 | sc->sc_in_offset += len; |
| 1474 | sc->sc_in_len -= len; |
| 1475 | } |
| 1476 | } |
| 1477 | } |
| 1478 | break; |
| 1479 | |
| 1480 | case UTOPPY_STATE_IDLE: |
| 1481 | err = 0; |
| 1482 | break; |
| 1483 | |
| 1484 | case UTOPPY_STATE_WRITEFILE: |
| 1485 | err = EBUSY; |
| 1486 | break; |
| 1487 | |
| 1488 | default: |
| 1489 | err = EIO; |
| 1490 | break; |
| 1491 | } |
| 1492 | |
| 1493 | DPRINTF(UTOPPY_DBG_READ, ("%s: utoppyread: done. err %d, state '%s'\n" , |
| 1494 | device_xname(sc->sc_dev), err, utoppy_state_string(sc->sc_state))); |
| 1495 | |
| 1496 | if (--sc->sc_refcnt < 0) |
| 1497 | usb_detach_wakeupold(sc->sc_dev); |
| 1498 | |
| 1499 | return err; |
| 1500 | } |
| 1501 | |
| 1502 | int |
| 1503 | utoppywrite(dev_t dev, struct uio *uio, int flags) |
| 1504 | { |
| 1505 | struct utoppy_softc *sc; |
| 1506 | uint16_t resp; |
| 1507 | size_t len; |
| 1508 | int err; |
| 1509 | |
| 1510 | sc = device_lookup_private(&utoppy_cd, UTOPPYUNIT(dev)); |
| 1511 | |
| 1512 | if (sc->sc_dying) |
| 1513 | return EIO; |
| 1514 | |
| 1515 | switch(sc->sc_state) { |
| 1516 | case UTOPPY_STATE_WRITEFILE: |
| 1517 | break; |
| 1518 | |
| 1519 | case UTOPPY_STATE_IDLE: |
| 1520 | return 0; |
| 1521 | |
| 1522 | default: |
| 1523 | return EIO; |
| 1524 | } |
| 1525 | |
| 1526 | sc->sc_refcnt++; |
| 1527 | err = 0; |
| 1528 | |
| 1529 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: PRE-WRITEFILE: resid " |
| 1530 | "%ld, wr_size %lld, wr_offset %lld\n" , device_xname(sc->sc_dev), |
| 1531 | (u_long)uio->uio_resid, sc->sc_wr_size, sc->sc_wr_offset)); |
| 1532 | |
| 1533 | while (sc->sc_state == UTOPPY_STATE_WRITEFILE && |
| 1534 | (len = min(uio->uio_resid, sc->sc_wr_size)) != 0) { |
| 1535 | |
| 1536 | len = min(len, UTOPPY_BSIZE - (UTOPPY_HEADER_SIZE + |
| 1537 | sizeof(uint64_t) + 3)); |
| 1538 | |
| 1539 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: uiomove(%ld)\n" , |
| 1540 | device_xname(sc->sc_dev), (u_long)len)); |
| 1541 | |
| 1542 | UTOPPY_OUT_INIT(sc); |
| 1543 | utoppy_add_64(sc, sc->sc_wr_offset); |
| 1544 | |
| 1545 | err = uiomove(utoppy_current_ptr(sc->sc_out_data), len, uio); |
| 1546 | if (err) { |
| 1547 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: uiomove()" |
| 1548 | " returned %d\n" , device_xname(sc->sc_dev), err)); |
| 1549 | break; |
| 1550 | } |
| 1551 | |
| 1552 | utoppy_advance_ptr(sc->sc_out_data, len); |
| 1553 | |
| 1554 | err = utoppy_command(sc, UTOPPY_RESP_FILE_DATA, |
| 1555 | UTOPPY_LONG_TIMEOUT, &resp); |
| 1556 | if (err) { |
| 1557 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " |
| 1558 | "utoppy_command(UTOPPY_RESP_FILE_DATA) " |
| 1559 | "returned %d\n" , device_xname(sc->sc_dev), err)); |
| 1560 | break; |
| 1561 | } |
| 1562 | if (resp != UTOPPY_RESP_SUCCESS) { |
| 1563 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " |
| 1564 | "utoppy_command(UTOPPY_RESP_FILE_DATA) returned " |
| 1565 | "bad response 0x%x\n" , device_xname(sc->sc_dev), |
| 1566 | resp)); |
| 1567 | utoppy_cancel(sc); |
| 1568 | err = EIO; |
| 1569 | break; |
| 1570 | } |
| 1571 | |
| 1572 | sc->sc_wr_offset += len; |
| 1573 | sc->sc_wr_size -= len; |
| 1574 | } |
| 1575 | |
| 1576 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: POST-WRITEFILE: resid " |
| 1577 | "%ld, wr_size %lld, wr_offset %lld, err %d\n" , |
| 1578 | device_xname(sc->sc_dev), (u_long)uio->uio_resid, sc->sc_wr_size, |
| 1579 | sc->sc_wr_offset, err)); |
| 1580 | |
| 1581 | if (err == 0 && sc->sc_wr_size == 0) { |
| 1582 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: sending " |
| 1583 | "FILE_END...\n" , device_xname(sc->sc_dev))); |
| 1584 | UTOPPY_OUT_INIT(sc); |
| 1585 | err = utoppy_command(sc, UTOPPY_RESP_FILE_END, |
| 1586 | UTOPPY_LONG_TIMEOUT, &resp); |
| 1587 | if (err) { |
| 1588 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: " |
| 1589 | "utoppy_command(UTOPPY_RESP_FILE_END) returned " |
| 1590 | "%d\n" , device_xname(sc->sc_dev), err)); |
| 1591 | |
| 1592 | utoppy_cancel(sc); |
| 1593 | } |
| 1594 | |
| 1595 | sc->sc_state = UTOPPY_STATE_IDLE; |
| 1596 | DPRINTF(UTOPPY_DBG_WRITE, ("%s: utoppywrite: state %s\n" , |
| 1597 | device_xname(sc->sc_dev), |
| 1598 | utoppy_state_string(sc->sc_state))); |
| 1599 | } |
| 1600 | |
| 1601 | if (--sc->sc_refcnt < 0) |
| 1602 | usb_detach_wakeupold(sc->sc_dev); |
| 1603 | |
| 1604 | return err; |
| 1605 | } |
| 1606 | |
| 1607 | int |
| 1608 | utoppyioctl(dev_t dev, u_long cmd, void *data, int flag, |
| 1609 | struct lwp *l) |
| 1610 | { |
| 1611 | struct utoppy_softc *sc; |
| 1612 | struct utoppy_rename *ur; |
| 1613 | struct utoppy_readfile *urf; |
| 1614 | struct utoppy_writefile *uw; |
| 1615 | char uwf[UTOPPY_MAX_FILENAME_LEN + 1], *uwfp; |
| 1616 | uint16_t resp; |
| 1617 | int err; |
| 1618 | |
| 1619 | sc = device_lookup_private(&utoppy_cd, UTOPPYUNIT(dev)); |
| 1620 | |
| 1621 | if (sc->sc_dying) |
| 1622 | return EIO; |
| 1623 | |
| 1624 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: cmd 0x%08lx, state '%s'\n" , |
| 1625 | device_xname(sc->sc_dev), cmd, utoppy_state_string(sc->sc_state))); |
| 1626 | |
| 1627 | if (sc->sc_state != UTOPPY_STATE_IDLE && cmd != UTOPPYIOCANCEL) { |
| 1628 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: still busy.\n" , |
| 1629 | device_xname(sc->sc_dev))); |
| 1630 | return EBUSY; |
| 1631 | } |
| 1632 | |
| 1633 | sc->sc_refcnt++; |
| 1634 | |
| 1635 | switch (cmd) { |
| 1636 | case UTOPPYIOTURBO: |
| 1637 | err = 0; |
| 1638 | sc->sc_turbo_mode = *((int *)data) ? 1 : 0; |
| 1639 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOTURBO: " |
| 1640 | "%s\n" , device_xname(sc->sc_dev), |
| 1641 | sc->sc_turbo_mode ? "On" : "Off" )); |
| 1642 | break; |
| 1643 | |
| 1644 | case UTOPPYIOCANCEL: |
| 1645 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOCANCEL\n" , |
| 1646 | device_xname(sc->sc_dev))); |
| 1647 | err = utoppy_cancel(sc); |
| 1648 | break; |
| 1649 | |
| 1650 | case UTOPPYIOREBOOT: |
| 1651 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOREBOOT\n" , |
| 1652 | device_xname(sc->sc_dev))); |
| 1653 | UTOPPY_OUT_INIT(sc); |
| 1654 | err = utoppy_command(sc, UTOPPY_CMD_RESET, UTOPPY_LONG_TIMEOUT, |
| 1655 | &resp); |
| 1656 | if (err) |
| 1657 | break; |
| 1658 | |
| 1659 | if (resp != UTOPPY_RESP_SUCCESS) |
| 1660 | err = EIO; |
| 1661 | break; |
| 1662 | |
| 1663 | case UTOPPYIOSTATS: |
| 1664 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOSTATS\n" , |
| 1665 | device_xname(sc->sc_dev))); |
| 1666 | err = utoppy_stats(sc, (struct utoppy_stats *)data); |
| 1667 | break; |
| 1668 | |
| 1669 | case UTOPPYIORENAME: |
| 1670 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIORENAME\n" , |
| 1671 | device_xname(sc->sc_dev))); |
| 1672 | ur = (struct utoppy_rename *)data; |
| 1673 | UTOPPY_OUT_INIT(sc); |
| 1674 | |
| 1675 | if ((err = utoppy_add_path(sc, ur->ur_old_path, 1)) != 0) |
| 1676 | break; |
| 1677 | if ((err = utoppy_add_path(sc, ur->ur_new_path, 1)) != 0) |
| 1678 | break; |
| 1679 | |
| 1680 | err = utoppy_command(sc, UTOPPY_CMD_RENAME, |
| 1681 | UTOPPY_LONG_TIMEOUT, &resp); |
| 1682 | if (err) |
| 1683 | break; |
| 1684 | |
| 1685 | if (resp != UTOPPY_RESP_SUCCESS) |
| 1686 | err = EIO; |
| 1687 | break; |
| 1688 | |
| 1689 | case UTOPPYIOMKDIR: |
| 1690 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOMKDIR\n" , |
| 1691 | device_xname(sc->sc_dev))); |
| 1692 | UTOPPY_OUT_INIT(sc); |
| 1693 | err = utoppy_add_path(sc, *((const char **)data), 1); |
| 1694 | if (err) |
| 1695 | break; |
| 1696 | |
| 1697 | err = utoppy_command(sc, UTOPPY_CMD_MKDIR, UTOPPY_LONG_TIMEOUT, |
| 1698 | &resp); |
| 1699 | if (err) |
| 1700 | break; |
| 1701 | |
| 1702 | if (resp != UTOPPY_RESP_SUCCESS) |
| 1703 | err = EIO; |
| 1704 | break; |
| 1705 | |
| 1706 | case UTOPPYIODELETE: |
| 1707 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIODELETE\n" , |
| 1708 | device_xname(sc->sc_dev))); |
| 1709 | UTOPPY_OUT_INIT(sc); |
| 1710 | err = utoppy_add_path(sc, *((const char **)data), 0); |
| 1711 | if (err) |
| 1712 | break; |
| 1713 | |
| 1714 | err = utoppy_command(sc, UTOPPY_CMD_DELETE, UTOPPY_LONG_TIMEOUT, |
| 1715 | &resp); |
| 1716 | if (err) |
| 1717 | break; |
| 1718 | |
| 1719 | if (resp != UTOPPY_RESP_SUCCESS) |
| 1720 | err = EIO; |
| 1721 | break; |
| 1722 | |
| 1723 | case UTOPPYIOREADDIR: |
| 1724 | DPRINTF(UTOPPY_DBG_IOCTL, ("%s: utoppyioctl: UTOPPYIOREADDIR\n" , |
| 1725 | device_xname(sc->sc_dev))); |
| 1726 | UTOPPY_OUT_INIT(sc); |
| 1727 | err = utoppy_add_path(sc, *((const char **)data), 0); |
| 1728 | if (err) { |
| 1729 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " |
| 1730 | "utoppy_add_path() returned %d\n" , |
| 1731 | device_xname(sc->sc_dev), err)); |
| 1732 | break; |
| 1733 | } |
| 1734 | |
| 1735 | err = utoppy_send_packet(sc, UTOPPY_CMD_READDIR, |
| 1736 | UTOPPY_LONG_TIMEOUT); |
| 1737 | if (err != 0) { |
| 1738 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " |
| 1739 | "UTOPPY_CMD_READDIR returned %d\n" , |
| 1740 | device_xname(sc->sc_dev), err)); |
| 1741 | break; |
| 1742 | } |
| 1743 | |
| 1744 | err = utoppy_readdir_next(sc); |
| 1745 | if (err) { |
| 1746 | DPRINTF(UTOPPY_DBG_READDIR, ("%s: utoppyioctl: " |
| 1747 | "utoppy_readdir_next() returned %d\n" , |
| 1748 | device_xname(sc->sc_dev), err)); |
| 1749 | } |
| 1750 | break; |
| 1751 | |
| 1752 | case UTOPPYIOREADFILE: |
| 1753 | urf = (struct utoppy_readfile *)data; |
| 1754 | |
| 1755 | DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: UTOPPYIOREADFILE " |
| 1756 | "%s, offset %lld\n" , device_xname(sc->sc_dev), |
| 1757 | urf->ur_path, urf->ur_offset)); |
| 1758 | |
| 1759 | if ((err = utoppy_turbo_mode(sc, sc->sc_turbo_mode)) != 0) |
| 1760 | break; |
| 1761 | |
| 1762 | UTOPPY_OUT_INIT(sc); |
| 1763 | utoppy_add_8(sc, UTOPPY_FILE_READ); |
| 1764 | |
| 1765 | if ((err = utoppy_add_path(sc, urf->ur_path, 1)) != 0) |
| 1766 | break; |
| 1767 | |
| 1768 | utoppy_add_64(sc, urf->ur_offset); |
| 1769 | |
| 1770 | sc->sc_state = UTOPPY_STATE_READFILE; |
| 1771 | sc->sc_in_offset = 0; |
| 1772 | |
| 1773 | err = utoppy_send_packet(sc, UTOPPY_CMD_FILE, |
| 1774 | UTOPPY_LONG_TIMEOUT); |
| 1775 | if (err == 0) |
| 1776 | err = utoppy_readfile_next(sc); |
| 1777 | break; |
| 1778 | |
| 1779 | case UTOPPYIOWRITEFILE: |
| 1780 | uw = (struct utoppy_writefile *)data; |
| 1781 | |
| 1782 | DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: UTOPPYIOWRITEFILE " |
| 1783 | "%s, size %lld, offset %lld\n" , device_xname(sc->sc_dev), |
| 1784 | uw->uw_path, uw->uw_size, uw->uw_offset)); |
| 1785 | |
| 1786 | if ((err = utoppy_turbo_mode(sc, sc->sc_turbo_mode)) != 0) |
| 1787 | break; |
| 1788 | |
| 1789 | UTOPPY_OUT_INIT(sc); |
| 1790 | utoppy_add_8(sc, UTOPPY_FILE_WRITE); |
| 1791 | uwfp = utoppy_current_ptr(sc->sc_out_data); |
| 1792 | |
| 1793 | if ((err = utoppy_add_path(sc, uw->uw_path, 1)) != 0) { |
| 1794 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: add_path()" |
| 1795 | " returned %d\n" , device_xname(sc->sc_dev), err)); |
| 1796 | break; |
| 1797 | } |
| 1798 | |
| 1799 | strncpy(uwf, &uwfp[2], sizeof(uwf)); |
| 1800 | utoppy_add_64(sc, uw->uw_offset); |
| 1801 | |
| 1802 | err = utoppy_command(sc, UTOPPY_CMD_FILE, UTOPPY_LONG_TIMEOUT, |
| 1803 | &resp); |
| 1804 | if (err) { |
| 1805 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " |
| 1806 | "utoppy_command(UTOPPY_CMD_FILE) returned " |
| 1807 | "%d\n" , device_xname(sc->sc_dev), err)); |
| 1808 | break; |
| 1809 | } |
| 1810 | if (resp != UTOPPY_RESP_SUCCESS) { |
| 1811 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " |
| 1812 | "utoppy_command(UTOPPY_CMD_FILE) returned " |
| 1813 | "bad response 0x%x\n" , device_xname(sc->sc_dev), |
| 1814 | resp)); |
| 1815 | err = EIO; |
| 1816 | break; |
| 1817 | } |
| 1818 | |
| 1819 | UTOPPY_OUT_INIT(sc); |
| 1820 | utoppy_timestamp_encode(sc, uw->uw_mtime); |
| 1821 | utoppy_add_8(sc, UTOPPY_FTYPE_FILE); |
| 1822 | utoppy_add_64(sc, uw->uw_size); |
| 1823 | utoppy_add_string(sc, uwf, sizeof(uwf)); |
| 1824 | utoppy_add_32(sc, 0); |
| 1825 | |
| 1826 | err = utoppy_command(sc, UTOPPY_RESP_FILE_HEADER, |
| 1827 | UTOPPY_LONG_TIMEOUT, &resp); |
| 1828 | if (err) { |
| 1829 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " |
| 1830 | "utoppy_command(UTOPPY_RESP_FILE_HEADER) " |
| 1831 | "returned %d\n" , device_xname(sc->sc_dev), err)); |
| 1832 | break; |
| 1833 | } |
| 1834 | if (resp != UTOPPY_RESP_SUCCESS) { |
| 1835 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: " |
| 1836 | "utoppy_command(UTOPPY_RESP_FILE_HEADER) " |
| 1837 | "returned bad response 0x%x\n" , |
| 1838 | device_xname(sc->sc_dev), resp)); |
| 1839 | err = EIO; |
| 1840 | break; |
| 1841 | } |
| 1842 | |
| 1843 | sc->sc_wr_offset = uw->uw_offset; |
| 1844 | sc->sc_wr_size = uw->uw_size; |
| 1845 | sc->sc_state = UTOPPY_STATE_WRITEFILE; |
| 1846 | |
| 1847 | DPRINTF(UTOPPY_DBG_WRITE,("%s: utoppyioctl: Changing state to " |
| 1848 | "%s. wr_offset %lld, wr_size %lld\n" , |
| 1849 | device_xname(sc->sc_dev), utoppy_state_string(sc->sc_state), |
| 1850 | sc->sc_wr_offset, sc->sc_wr_size)); |
| 1851 | break; |
| 1852 | |
| 1853 | default: |
| 1854 | DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: Invalid cmd\n" , |
| 1855 | device_xname(sc->sc_dev))); |
| 1856 | err = ENODEV; |
| 1857 | break; |
| 1858 | } |
| 1859 | |
| 1860 | DPRINTF(UTOPPY_DBG_IOCTL,("%s: utoppyioctl: done. err %d, state '%s'\n" , |
| 1861 | device_xname(sc->sc_dev), err, utoppy_state_string(sc->sc_state))); |
| 1862 | |
| 1863 | if (err) |
| 1864 | utoppy_cancel(sc); |
| 1865 | |
| 1866 | if (--sc->sc_refcnt < 0) |
| 1867 | usb_detach_wakeupold(sc->sc_dev); |
| 1868 | |
| 1869 | return err; |
| 1870 | } |
| 1871 | |