diff --git a/winsup/cygwin/devices.gperf b/winsup/cygwin/devices.gperf new file mode 100644 index 000000000..b764e070e --- /dev/null +++ b/winsup/cygwin/devices.gperf @@ -0,0 +1,175 @@ +%{ +#include "winsup.h" +#include +#include +#include +#include +#include "devices.h" +#include "sys/cygwin.h" +#include "tty.h" +#include "pinfo.h" +#undef __GNUC__ +static unsigned int devhash (const char *, unsigned) + __attribute__ ((regparm (2))); +%} +struct device; +%% +"/dev/tty", FH_TTY, "\\dev\\tty", 0, 255, 0, 0 +"/dev/ttys", FH_TTYS, "\\dev\\tty%d", 0, 255, 0, 0 +"/dev/console", FH_CONSOLE, "\\dev\\console", 0, 0, 0, 0 +"/dev/ttym", FH_TTYM, "\\dev\\ttym", 0, 255, 0, 0 +"/dev/ptmx", FH_PTYM, "\\dev\\ptmx", 0, 0, 0, 0 +"/dev/windows", FH_WINDOWS, "\\dev\\windows", 0, 0, 0, 0 +"/dev/dsp", FH_OSS_DSP, "\\dev\\dsp", 0, 0, 0, 0 +"/dev/conin", FH_CONIN, "conin", 0, 0, 0, 0 +"/dev/conout", FH_CONOUT, "conout", 0, 0, 0, 0 +"/dev/null", FH_NULL, "nul", 0, 0, 0, 0 +"/dev/zero", FH_ZERO, "\\dev\\zero", 0, 0, 0, 0 +"/dev/random", FH_RANDOM, "\\dev\\random", 0, 0, 0, 0 +"/dev/urandom", FH_URANDOM, "\\dev\\urandom", 0, 0, 0, 0 +"/dev/mem", FH_MEM, "\\dev\\mem", 0, 0, 0, 0 +"/dev/clipboard", FH_CLIPBOARD, "\\dev\\clipboard", 0, 0, 0, 0 +"/dev/port", FH_PORT, "\\dev\\port", 0, 0, 0, 0 +"/dev/com", FH_SERIAL, "\\.\\com%d", 1, 99 +"/dev/ttyS", FH_SERIAL, "\\.\\com%d", 0, 99, -1 +"/dev/pipe", FH_PIPE, "\\dev\\pipe", 0, 0, 0, 0 +"/dev/piper", FH_PIPER, "\\dev\\piper", 0, 0, 0, 0 +"/dev/pipew", FH_PIPEW, "\\dev\\pipew", 0, 0, 0, 0 +"/dev/streamsocket", FH_SOCKET, "\\dev\\socket", 0, 0, 0, 0 +"/dev/tcp", FH_SOCKET, "\\dev\\socket", 0, 0, 0, 0 +"/dev/udp", FH_SOCKET, "\\dev\\socket", 0, 0, 0, 0 +"/dev/dgsocket", FH_SOCKET, "\\dev\\socket", 0, 0, 0, 0 +"/dev/st", FH_TAPE, "\\Device\\Tape%d", 0, 127 +"/dev/nst", FH_NTAPE, "\\Device\\Tape%d", 0, 127 +"/dev/fd", FH_FLOPPY, "\\Device\\Floppy%d", 0, 15 +"/dev/scd", FH_CDROM, "\\Device\\CdRom%d", 0, 15 +"/dev/sd", FH_SD, "\\Device\\Harddisk%d\\Partition%d", 'a', 'z', -'a', 16 +"/dev/tape", FH_TAPE, "\\Device\\Tape%d", 0, 127, 0, 0 +"/dev/ntape", FH_NTAPE, "\\Device\\Tape%d", 0, 127, 128, 0 +"\\\\.\\tape", FH_TAPE, "\\Device\\Tape%d", 0, 127, 0, 0 +"\\\\.\\ntape", FH_NTAPE, "\\Device\\Tape%d", 0, 127, 128, 0 +"\\\\.\\physicaldrive", FH_SD, "\\Device\\Harddisk%d\\Partition%d", 0, 224, 0, 16 +"\\\\.\\a:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\b:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\c:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\d:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\e:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\f:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\g:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\h:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\i:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\j:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\k:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\l:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\m:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\n:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\o:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\p:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\q:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\r:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\s:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\t:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\u:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\v:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\w:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\x:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\y:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"\\\\.\\z:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"////.//tape", FH_TAPE, "//Device//Tape%d", 0, 127, 0, 0 +"////.//ntape", FH_NTAPE, "//Device//Tape%d", 0, 127, 128, 0 +"//./physicaldrive", FH_SD, "\\Device\\Harddisk%d\\Partition%d", 0, 224, 0, 16 +"//./a:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./b:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./c:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./d:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./e:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./f:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./g:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./h:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./i:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./j:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./k:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./l:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./m:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./n:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./o:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./p:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./q:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./r:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./s:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./t:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./u:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./v:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./w:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./x:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./y:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +"//./z:", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0 +%% +void +device::parse (const char *s) +{ + size_t len = strlen (s); + const device *dev = lookup (s, len); + unsigned unit = 0; + + if (!dev || !*dev) + { + size_t prior_len = len; + while (len-- > 0 && isdigit (s[len])) + continue; + if (++len < prior_len) + { + dev = lookup (s, len); + if (!dev || !dev->upper) + dev = NULL; + else + { + unsigned n = atoi (s + len); + if (dev->devn == FH_TTY) + dev = ttys_dev; // SIGH + if (n >= dev->lower && n <= dev->upper) + unit = n; + } + } + } + + if (!dev || !*dev) + devn = 0; + else + { + if (dev->devn != FH_TTY) + *this = *dev; + else + { + if (!real_tty_attached (myself)) + *this = *console_dev; + else + { + unit = myself->ctty; + *this = *ttys_dev; + } + } + if (!setunit (unit)) + devn = 0; + } +} + +const device *console_dev; +const device *piper_dev; +const device *pipew_dev; +const device *socket_dev; +const device *ttym_dev; +const device *ttys_dev; +const device *urandom_dev; + +void +device::init () +{ + piper_dev = lookup ("/dev/piper", sizeof ("/dev/piper") - 1); + pipew_dev = lookup ("/dev/pipew", sizeof ("/dev/pipew") - 1); + console_dev = lookup ("/dev/console", sizeof ("/dev/console") - 1); + ttym_dev = lookup ("/dev/ttym", sizeof ("/dev/ttym") - 1); + ttys_dev = lookup ("/dev/ttys", sizeof ("/dev/ttys") - 1); + socket_dev = lookup ("/dev/tcp", sizeof ("/dev/tcp") - 1); + urandom_dev = lookup ("/dev/urandom", sizeof ("/dev/urandom") - 1); +} diff --git a/winsup/cygwin/devices.h b/winsup/cygwin/devices.h new file mode 100644 index 000000000..97002ed2d --- /dev/null +++ b/winsup/cygwin/devices.h @@ -0,0 +1,122 @@ +/* devices.h + + Copyright 2002 Red Hat, Inc. + +This file is part of Cygwin. + +This software is a copyrighted work licensed under the terms of the +Cygwin license. Please consult the file "CYGWIN_LICENSE" for +details. */ + +/* Change this if we use another size for devices */ +#define FHDEV(maj, min) ((((unsigned) (maj)) << 16) | (unsigned) (min)) + +typedef unsigned short _major_t; +typedef unsigned short _minor_t; +typedef unsigned char _devtype_t; +typedef __dev32_t _dev_t; + +enum fh_devices +{ + /* "Slow" devices */ + FH_TTY = FHDEV (5, 0), + FH_CONSOLE = FHDEV (5, 1), + FH_CONIN = FHDEV (5, 512), + FH_CONOUT = FHDEV (5, 513), + FH_PTYM = FHDEV (5, 2), /* /dev/ptmx */ + + DEV_TTYM_MAJOR = 128, + FH_TTYM = FHDEV (128, 0), + FH_TTYM_MAX= FHDEV (128, 255), + + DEV_TTYS_MAJOR = 136, + FH_TTYS = FHDEV (DEV_TTYS_MAJOR, 0), /* FIXME: Should separate ttys and ptys */ + FH_TTYS_MAX= FHDEV (DEV_TTYS_MAJOR, 255), /* FIXME: Should separate ttys and ptys */ + + DEV_SERIAL_MAJOR = 117, + FH_SERIAL = FHDEV (117, 0), /* /dev/ttyS? */ + + FH_PIPE = FHDEV (0, 512), + FH_PIPER = FHDEV (0, 513), + FH_PIPEW = FHDEV (0, 514), + FH_FIFO = FHDEV (0, 515), + FH_SOCKET = FHDEV (0, 516), + FH_WINDOWS = FHDEV (13, 512), + + /* Fast devices */ + FH_FS = FHDEV (0, 517), /* filesystem based device */ + + DEV_FLOPPY_MAJOR = 2, + FH_FLOPPY = FHDEV (DEV_FLOPPY_MAJOR, 0), + + DEV_CDROM_MAJOR = 11, + FH_CDROM = FHDEV (DEV_CDROM_MAJOR, 0), + + DEV_TAPE_MAJOR = 9, + FH_TAPE = FHDEV (DEV_TAPE_MAJOR, 0), + FH_NTAPE = FHDEV (DEV_TAPE_MAJOR, 128), + FH_MAXNTAPE= FHDEV (DEV_TAPE_MAJOR, 255), + + DEV_SD_MAJOR = 8, + FH_SD = FHDEV (8, 0), + + FH_NULL = FHDEV (1, 3), + FH_ZERO = FHDEV (1, 4), + FH_PORT = FHDEV (1, 5), + FH_RANDOM = FHDEV (1, 8), + FH_URANDOM = FHDEV (1, 9), + FH_MEM = FHDEV (1, 1), + FH_CLIPBOARD=FHDEV (13, 513), + FH_OSS_DSP = FHDEV (14, 3), + + DEV_CYGDRIVE_MAJOR = 30, + FH_CYGDRIVE= FHDEV (DEV_CYGDRIVE_MAJOR, 0), + FH_CYGDRIVE_A= FHDEV (DEV_CYGDRIVE_MAJOR, 'a'), + FH_CYGDRIVE_Z= FHDEV (DEV_CYGDRIVE_MAJOR, 'z'), + + FH_PROC = FHDEV (0, 519), + FH_REGISTRY= FHDEV (0, 520), + FH_PROCESS = FHDEV (0, 521), + + DEV_RAWDRIVE_MAJOR = 65, + FH_RAWDRIVE= FHDEV (DEV_RAWDRIVE_MAJOR, 0), + + FH_BAD = 0 +}; + +struct device +{ + const char *name; + union + { + _dev_t devn; + struct + { + _minor_t minor; + _major_t major; + }; + }; + const char *fmt; + unsigned lower, upper; + int adjust; + unsigned mul; + _devtype_t type; + static const device *lookup (const char *, unsigned int = 0xffffffff); + void parse (const char *); + inline bool setunit (unsigned n) + { + if (mul && n > mul) + return false; + minor += (n + adjust) * (mul ?: 1); + return true; + } + static void init (); + inline operator int () const {return devn;} +}; + +extern const device *console_dev; +extern const device *piper_dev; +extern const device *pipew_dev; +extern const device *socket_dev; +extern const device *ttym_dev; +extern const device *ttys_dev;