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_procnet_storage =
  25   {"", {FH_PROCNET}, ""};
  26
  27 const device dev_netdrive_storage =
  28   {"", {FH_NETDRIVE}, ""};
  29
  30 #if 0
  31 const device dev_dev_storage =
  32   {"/dev", {FH_DEV}, "/dev"};
  33 #endif
  34
  35 const device dev_registry_storage =
  36   {"", {FH_REGISTRY}, ""};
  37
  38 const device dev_piper_storage =
  39   {"", {FH_PIPER}, ""};
  40
  41 const device dev_pipew_storage =
  42   {"", {FH_PIPEW}, ""};
  43
  44 const device dev_tcp_storage =
  45   {"", {FH_TCP}, ""};
  46
  47 const device dev_udp_storage =
  48   {"", {FH_UDP}, ""};
  49
  50 const device dev_stream_storage =
  51   {"", {FH_STREAM}, ""};
  52
  53 const device dev_dgram_storage =
  54   {"", {FH_DGRAM}, ""};
  55
  56 const device dev_bad_storage =
  57   {"", {FH_BAD}, ""};
  58 #define BRACK(x) {x}
  59
  60 %storage_here
  61 }
  62 %%
  63 "/dev/tty", BRACK(FH_TTY), "\\dev\\tty"
  64 "/dev/tty%(0-63)d", BRACK(FHDEV(DEV_TTYS_MAJOR, {$1})), "\\dev\\tty{$1}", ttys_dev
  65 "/dev/console", BRACK(FH_CONSOLE), "\\dev\\console", console_dev
  66 "/dev/ttym", BRACK(FH_TTYM), "\\dev\\ttym", ttym_dev
  67 "/dev/ptmx", BRACK(FH_PTYM), "\\dev\\ptmx"
  68 "/dev/windows", BRACK(FH_WINDOWS), "\\dev\\windows"
  69 "/dev/dsp", BRACK(FH_OSS_DSP), "\\dev\\dsp"
  70 "/dev/conin", BRACK(FH_CONIN), "conin"
  71 "/dev/conout", BRACK(FH_CONOUT), "conout"
  72 "/dev/null", BRACK(FH_NULL), "\\Device\\Null"
  73 "/dev/zero", BRACK(FH_ZERO), "\\dev\\zero"
  74 "/dev/full", BRACK(FH_FULL), "\\dev\\full"
  75 "/dev/random", BRACK(FH_RANDOM), "\\dev\\random"
  76 "/dev/urandom", BRACK(FH_URANDOM), "\\dev\\urandom", urandom_dev
  77 "/dev/mem", BRACK(FH_MEM), "\\dev\\mem"
  78 "/dev/kmem", BRACK(FH_KMEM), "\\dev\\mem"
  79 "/dev/clipboard", BRACK(FH_CLIPBOARD), "\\dev\\clipboard"
  80 "/dev/port", BRACK(FH_PORT), "\\dev\\port"
  81 "/dev/com%(1-16)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1 - 1})), "\\Device\\Serial{$1 - 1}"
  82 "/dev/ttyS%(0-63)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1})), "\\Device\\Serial{$1}"
  83 "/dev/pipe", BRACK(FH_PIPE), "\\dev\\pipe"
  84 "/dev/fifo", BRACK(FH_FIFO), "\\dev\\fifo"
  85 "/dev/st%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1})), "\\Device\\Tape{$1}"
  86 "/dev/nst%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1 + 128})), "\\Device\\Tape{$1}"
  87 "/dev/fd%(0-15)d", BRACK(FHDEV(DEV_FLOPPY_MAJOR, {$1})), "\\Device\\Floppy{$1}"
  88 "/dev/scd%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}"
  89 "/dev/sr%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}"
  90 "/dev/sd%{a-z}s", BRACK(FH_SD{uc $1}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition0"
  91 "/dev/sda%{a-z}s", BRACK(FH_SDA{uc $1}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition0"
  92 "/dev/sdb%{a-z}s", BRACK(FH_SDB{uc $1}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition0"
  93 "/dev/sdc%{a-z}s", BRACK(FH_SDC{uc $1}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition0"
  94 "/dev/sdd%{a-x}s", BRACK(FH_SDD{uc $1}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition0"
  95 "/dev/sd%{a-z}s%(1-15)d", BRACK(FH_SD{uc $1} | {$2}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition{$2 % 16}"
  96 "/dev/sda%{a-z}s%(1-15)d", BRACK(FH_SDA{uc $1} | {$2}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition{$2 % 16}"
  97 "/dev/sdb%{a-z}s%(1-15)d", BRACK(FH_SDB{uc $1} | {$2}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition{$2 % 16}"
  98 "/dev/sdc%{a-z}s%(1-15)d", BRACK(FH_SDC{uc $1} | {$2}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition{$2 % 16}"
  99 "/dev/sdd%{a-x}s%(1-15)d", BRACK(FH_SDD{uc $1} | {$2}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition{$2 % 16}"
 100 "/dev/kmsg", BRACK(FH_KMSG), "\\Device\\MailSlot\\cygwin\\dev\\kmsg"
 101 "/dev", BRACK(FH_DEV), "/dev"
 102 %other  {return NULL;}
 103 %%
 104 #undef BRACK
 105 void
 106 device::parse (const char *s)
 107 {
 108   size_t len = strlen (s);
 109   const device *dev = KR_find_keyword (s, len);
 110
 111   if (!dev)
 112     *this = *fs_dev;
 113   else
 114     *this = *dev;
 115 }
 116
 117 void
 118 device::init ()
 119 {
 120   /* nothing to do... yet */
 121 }
 122
 123 void
 124 device::parse (_major_t major, _minor_t minor)
 125 {
 126   _dev_t dev = FHDEV (major, minor);
 127
 128   devn = 0;
 129
 130   for (unsigned i = 0; i < (sizeof (dev_storage) / sizeof (dev_storage[0])); i++)
 131     if (dev_storage[i].devn == dev)
 132       {
 133         *this = dev_storage[i];
 134         break;
 135       }
 136
 137   if (!*this)
 138     devn = FHDEV (major, minor);
 139 }
 140
 141 void
 142 device::parse (_dev_t dev)
 143 {
 144   parse (_major (dev), _minor (dev));
 145 }
 146
 147 void
 148 device::tty_to_real_device ()
 149 {
 150   if (!real_tty_attached (myself))
 151     *this = myself->ctty < 0 ? dev_bad_storage : *console_dev;
 152   else
 153     parse (DEV_TTYS_MAJOR, myself->ctty);
 154 }
 155
 156 void
 157 device::parsedisk (int drive, int part)
 158 {
 159   int base;
 160   if (drive < ('q' - 'a'))      /* /dev/sda -to- /dev/sdp */
 161     base = DEV_SD_MAJOR;
 162   else if (drive < 32)          /* /dev/sdq -to- /dev/sdaf */
 163     {
 164       base = DEV_SD1_MAJOR;
 165       drive -= 'q' - 'a';
 166     }
 167   else if (drive < 48)          /* /dev/sdag -to- /dev/sdav */
 168     {
 169       base = DEV_SD2_MAJOR;
 170       drive -= 32;
 171     }
 172   else if (drive < 64)          /* /dev/sdaw -to- /dev/sdbl */
 173     {
 174       base = DEV_SD3_MAJOR;
 175       drive -= 48;
 176     }
 177   else if (drive < 80)          /* /dev/sdbm -to- /dev/sdcb */
 178     {
 179       base = DEV_SD4_MAJOR;
 180       drive -= 64;
 181     }
 182   else if (drive < 96)          /* /dev/sdcc -to- /dev/sdcr */
 183     {
 184       base = DEV_SD5_MAJOR;
 185       drive -= 80;
 186     }
 187   else if (drive < 112)         /* /dev/sdcs -to- /dev/sddh */
 188     {
 189       base = DEV_SD6_MAJOR;
 190       drive -= 96;
 191     }
 192   /* NOTE: This will cause multiple /dev/sddx entries in
 193            /proc/partitions if there are more than 128 devices */
 194   else                          /* /dev/sddi -to- /dev/sddx */
 195     {
 196       base = DEV_SD7_MAJOR;
 197       drive -= 112;
 198     }
 199   parse (base, part + (drive * 16));
 200 }