kstars/kstars/indi/fli/libfli-usb-sys-bsd.c

   1 /*
   2
   3   Copyright (c) 2002 Finger Lakes Instrumentation (FLI), L.L.C.
   4   All rights reserved.
   5
   6   Redistribution and use in source and binary forms, with or without
   7   modification, are permitted provided that the following conditions
   8   are met:
   9
  10         Redistributions of source code must retain the above copyright
  11         notice, this list of conditions and the following disclaimer.
  12
  13         Redistributions in binary form must reproduce the above
  14         copyright notice, this list of conditions and the following
  15         disclaimer in the documentation and/or other materials
  16         provided with the distribution.
  17
  18         Neither the name of Finger Lakes Instrumentation (FLI), LLC
  19         nor the names of its contributors may be used to endorse or
  20         promote products derived from this software without specific
  21         prior written permission.
  22
  23   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  24   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  25   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  26   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  27   REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  28   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  29   BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  30   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31   CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32   LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  33   ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34   POSSIBILITY OF SUCH DAMAGE.
  35
  36   ======================================================================
  37
  38   Finger Lakes Instrumentation, L.L.C. (FLI)
  39   web: http://www.fli-cam.com
  40   email: support@fli-cam.com
  41
  42 */
  43
  44 #include <sys/types.h>
  45 #include <dev/usb/usb.h>
  46 #include <sys/ioctl.h>
  47
  48 #include <unistd.h>
  49 #include <errno.h>
  50
  51 #include "libfli-libfli.h"
  52 #include "libfli-sys.h"
  53 #include "libfli-usb.h"
  54
  55 long unix_usbverifydescriptor(flidev_t dev, fli_unixio_t *io)
  56 {
  57   usb_device_descriptor_t usb_desc;
  58   int r;
  59
  60   if ((r = read(io->fd, &usb_desc, sizeof(usb_device_descriptor_t))) !=
  61       sizeof(usb_device_descriptor_t))
  62   {
  63     debug(FLIDEBUG_FAIL, "linux_usbverifydescriptor(): Could not read descriptor.");
  64     return -EIO;
  65   }
  66   else
  67   {
  68     debug(FLIDEBUG_INFO, "USB device descriptor:");
  69     if(usb_desc.idVendor != 0x0f18)
  70     {
  71       debug(FLIDEBUG_FAIL, "linux_usbverifydescriptor(): Not a FLI device!");
  72       return -ENODEV;
  73     }
  74
  75     switch(DEVICE->domain)
  76     {
  77      case FLIDOMAIN_USB:
  78       if(usb_desc.idProduct != 0x0002)
  79       {
  80         return -ENODEV;
  81       }
  82       break;
  83
  84      default:
  85       return -EINVAL;
  86       break;
  87     }
  88
  89     DEVICE->devinfo.fwrev = usb_desc.bcdDevice;
  90   }
  91
  92   return 0;
  93 }
  94
  95 long bsd_bulkwrite(flidev_t dev, void *buf, long *wlen)
  96 {
  97   fli_unixio_t *io;
  98   long org_wlen = *wlen;
  99   int to;
 100
 101   io = DEVICE->io_data;
 102   to = DEVICE->io_timeout;
 103
 104   if (ioctl(io->fd, USB_SET_TIMEOUT, &to) == -1)
 105     return -errno;
 106
 107   *wlen = write(io->fd, buf, *wlen);
 108
 109   if (*wlen != org_wlen)
 110     return -errno;
 111   else
 112     return 0;
 113 }
 114
 115 long bsd_bulkread(flidev_t dev, void *buf, long *rlen)
 116 {
 117   fli_unixio_t *io;
 118   long org_rlen = *rlen;
 119   int to;
 120
 121   io = DEVICE->io_data;
 122   to = DEVICE->io_timeout;
 123
 124   if (ioctl(io->fd, USB_SET_TIMEOUT, &to) == -1)
 125     return -errno;
 126
 127   *rlen = read(io->fd, buf, *rlen);
 128
 129   if (*rlen != org_rlen)
 130     return -errno;
 131   else
 132     return 0;
 133 }