winsup/cygwin/devices.in

   1 %import {
   2 #include "winsup.h"
   3 #include <sys/types.h>
   4 #include <stdlib.h>
   5 #include <ctype.h>
   6 #include <string.h>
   7 #include "devices.h"
   8 #include "sys/cygwin.h"
   9 #include "tty.h"
  10 #include "pinfo.h"
  11 typedef const device *KR_device_t;
  12 }
  13 %type KR_device_t
  14 %local {
  15 const device dev_cygdrive_storage =
  16   {"/cygdrive", {FH_CYGDRIVE}, "/cygdrive"};
  17
  18 const device dev_fs_storage =
  19   {"", {FH_FS}, ""};
  20
  21 const device dev_proc_storage =
  22   {"", {FH_PROC}, ""};
  23
  24 const device dev_registry_storage =
  25   {"", {FH_REGISTRY}, ""};
  26
  27 const device dev_piper_storage =
  28   {"", {FH_PIPER}, ""};
  29
  30 const device dev_pipew_storage =
  31   {"", {FH_PIPEW}, ""};
  32
  33 const device dev_tcp_storage =
  34   {"", {FH_TCP}, ""};
  35
  36 const device dev_udp_storage =
  37   {"", {FH_UDP}, ""};
  38
  39 const device dev_stream_storage =
  40   {"", {FH_STREAM}, ""};
  41
  42 const device dev_dgram_storage =
  43   {"", {FH_DGRAM}, ""};
  44
  45 const device dev_bad_storage =
  46   {"", {FH_BAD}, ""};
  47 #define BRACK(x) {x}
  48
  49 %storage_here
  50 }
  51 %%
  52 "/dev/tty", BRACK(FH_TTY), "\\dev\\tty"
  53 "/dev/tty%(0-63)d", BRACK(FHDEV(DEV_TTYS_MAJOR, {$1})), "\\dev\\tty{$1}", ttys_dev
  54 "/dev/console", BRACK(FH_CONSOLE), "\\dev\\console", console_dev
  55 "/dev/ttym", BRACK(FH_TTYM), "\\dev\\ttym", ttym_dev
  56 "/dev/ptmx", BRACK(FH_PTYM), "\\dev\\ptmx"
  57 "/dev/windows", BRACK(FH_WINDOWS), "\\dev\\windows"
  58 "/dev/dsp", BRACK(FH_OSS_DSP), "\\dev\\dsp"
  59 "/dev/conin", BRACK(FH_CONIN), "conin"
  60 "/dev/conout", BRACK(FH_CONOUT), "conout"
  61 "/dev/null", BRACK(FH_NULL), "nul"
  62 "/dev/zero", BRACK(FH_ZERO), "\\dev\\zero"
  63 "/dev/full", BRACK(FH_FULL), "\\dev\\full"
  64 "/dev/random", BRACK(FH_RANDOM), "\\dev\\random"
  65 "/dev/urandom", BRACK(FH_URANDOM), "\\dev\\urandom", urandom_dev
  66 "/dev/mem", BRACK(FH_MEM), "\\dev\\mem"
  67 "/dev/kmem", BRACK(FH_KMEM), "\\dev\\mem"
  68 "/dev/clipboard", BRACK(FH_CLIPBOARD), "\\dev\\clipboard"
  69 "/dev/port", BRACK(FH_PORT), "\\dev\\port"
  70 "/dev/com%(1-16)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1})), "\\\\.\\com{$1}"
  71 "/dev/ttyS%(0-15)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1 + 1})), "\\\\.\\com{$1 + 1}"
  72 "/dev/pipe", BRACK(FH_PIPE), "\\dev\\pipe"
  73 "/dev/fifo", BRACK(FH_FIFO), "\\dev\\fifo"
  74 "/dev/st%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1})), "\\Device\\Tape{$1}"
  75 "/dev/nst%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1 + 128})), "\\Device\\Tape{$1}"
  76 "/dev/fd%(0-15)d", BRACK(FHDEV(DEV_FLOPPY_MAJOR, {$1})), "\\Device\\Floppy{$1}"
  77 "/dev/scd%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}"
  78 "/dev/sr%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}"
  79 "/dev/sd%{a-z}s", BRACK(FH_SD{uc $1}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition0"
  80 "/dev/sd%{a-z}s%(1-15)d", BRACK(FH_SD{uc $1} | {$2}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition{$2 % 16}"
  81 %other  {return NULL;}
  82 %%
  83 #undef BRACK
  84 void
  85 device::parse (const char *s)
  86 {
  87   size_t len = strlen (s);
  88   const device *dev = KR_find_keyword (s, len);
  89
  90   if (!dev)
  91     *this = *fs_dev;
  92   else
  93     *this = *dev;
  94 }
  95
  96 void
  97 device::init ()
  98 {
  99   /* nothing to do... yet */
 100 }
 101
 102 void
 103 device::parse (_major_t major, _minor_t minor)
 104 {
 105   _dev_t dev = FHDEV (major, minor);
 106
 107   devn = 0;
 108
 109   for (unsigned i = 0; i < (sizeof (dev_storage) / sizeof (dev_storage[0])); i++)
 110     if (dev_storage[i].devn == dev)
 111       {
 112         *this = dev_storage[i];
 113         break;
 114       }
 115
 116   if (!*this)
 117     devn = FHDEV (major, minor);
 118   return;
 119 }
 120
 121 void
 122 device::parse (_dev_t dev)
 123 {
 124   parse (_major (dev), _minor (dev));
 125 }
 126
 127 void
 128 device::tty_to_real_device ()
 129 {
 130   if (!real_tty_attached (myself))
 131     *this = myself->ctty < 0 ? dev_bad_storage : *console_dev;
 132   else
 133     parse (DEV_TTYS_MAJOR, myself->ctty);
 134 }
 135
 136 void
 137 device::parsedisk (int drive, int part)
 138 {
 139   int base;
 140   if (drive < ('q' - 'a'))
 141     base = DEV_SD_MAJOR;
 142   else
 143     {
 144       base = DEV_SD1_MAJOR;
 145       drive -= 'q' - 'a';
 146     }
 147   parse (base, part + (drive * 16));
 148 }