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package mouse; # $Id$

use diagnostics;
use strict;

#-######################################################################################
#- misc imports
#-######################################################################################
use common qw(:common :system :functional :file);
use modules;
use detect_devices;
use run_program;
use devices;
use commands;
use modules;
use log;

my @mouses_fields = qw(nbuttons MOUSETYPE XMOUSETYPE name);

my %mice = 
 arch() =~ /^sparc/ ? 
(
 'sunmouse' =>
 [ [ 'sunmouse' ],
   [ [ 3, 'sun', 'sun', __("Sun - Mouse") ]
   ]]
) :
(
 'PS/2' => 
 [ [ 'psaux' ],
   [ [ 2, 'ps/2', 'PS/2', __("Standard") ],
     [ 5, 'ps/2', 'MouseManPlusPS/2', __("Logitech MouseMan+") ],
     [ 5, 'imps2', 'IMPS/2', __("Generic PS2 Wheel Mouse") ],
     [ 5, 'ps/2', 'GlidePointPS/2', __("GlidePoint") ],
     '',
     [ 5, 'ps/2', 'ThinkingMousePS/2', __("Kensington Thinking Mouse") ],
     [ 5, 'netmouse', 'NetMousePS/2', __("Genius NetMouse") ],
     [ 5, 'netmouse', 'NetScrollPS/2', __("Genius NetScroll") ],
   ]],
     
 'USB' =>
 [ [ 'usbmouse' ],
   [ [ 2, 'ps/2', 'PS/2', __("Generic") ],
     [ 5, 'ps/2', 'IMPS/2', __("Wheel") ],
   ]],

 __("serial") =>
 [ [ map { "ttyS$_" } 0..3 ],
   [ [ 2, 'Microsoft', 'Microsoft', __("Generic 2 Button Mouse") ],
     [ 3, 'Microsoft', 'Microsoft', __("Generic 3 Button Mouse") ],
     [ 5, 'ms3', 'IntelliMouse', __("Microsoft IntelliMouse") ],
     [ 3, 'MouseMan', 'MouseMan', __("Logitech MouseMan") ],
     [ 2, 'MouseSystems', 'MouseSystems', __("Mouse Systems") ],     
     '',
     [ 3, 'logim', 'MouseMan', __("Logitech CC Series") ],
     [ 5, 'pnp', 'IntelliMouse', __("Logitech MouseMan+/FirstMouse+") ],
     [ 5, 'ms3', 'IntelliMouse', __("Genius NetMouse") ],
     [ 2, 'MMSeries', 'MMSeries', __("MM Series") ],
     [ 2, 'MMHitTab', 'MMHittab', __("MM HitTablet") ],
     [ 3, 'Logitech', 'Logitech', __("Logitech Mouse (serial, old C7 type)") ],
     [ 3, 'Microsoft', 'ThinkingMouse', __("Kensington Thinking Mouse") ],
   ]],

 __("busmouse") =>
 [ [ arch() eq 'ppc' ? 'adbmouse' : ('atibm', 'inportbm', 'logibm') ],
   [ [ 2, 'Busmouse', 'BusMouse', __("2 buttons") ],
     [ 3, 'Busmouse', 'BusMouse', __("3 buttons") ],
   ]],

 __("none") =>
 [ [ 'none' ],
   [ [ 0, 'none', 'Microsoft', __("No mouse") ],
   ]],
);


sub xmouse2xId { 
    #- xmousetypes must be sorted as found in /usr/include/X11/extensions/xf86misc.h
    #- so that first mean "0", etc
    my @xmousetypes = (
		   "Microsoft",
		   "MouseSystems",
		   "MMSeries",
		   "Logitech",
		   "BusMouse", #MouseMan,
		   "Logitech",
		   "PS/2",
		   "MMHittab",
		   "GlidePoint",
		   "IntelliMouse",
		   "ThinkingMouse",
		   "IMPS/2",
		   "ThinkingMousePS/2",
		   "MouseManPlusPS/2",
		   "GlidePointPS/2",
		   "NetMousePS/2",
		   "NetScrollPS/2",
		   "SysMouse",
		   "Auto",
		   "AceCad",
		   "WSMouse",
		   "USB",
    );
    my ($id) = @_;
    $id = 'BusMouse' if $id eq 'MouseMan';
    my $i; map_index { $_ eq $id and $i = $::i } @xmousetypes; $i;
}

sub raw2mouse {
    my ($type, $raw) = @_;
    $raw or return;

    my %l; @l{@mouses_fields} = @$raw;
    +{ %l, type => $type };
}

sub fullnames { 
    map_each { 
	my $type = $::a;
	grep {$_} map {
	    if ($_) {
		my $l = raw2mouse($type, $_);
		"$type|$l->{name}";
	    } else { 
		$type .= "|[" . _("Other") . "]";
		'';
	    }
	} @{$::b->[1]}
    } %mice;
}

sub fullname2mouse {
    my ($fname, %opts) = @_;
    my ($type, @l) = split '\|', $fname;
    my ($name) = pop @l;
    $opts{device} ||= $mice{$type}[0][0];
    foreach (@{$mice{$type}[1]}) {
	my $l = raw2mouse($type, $_);
	$name eq $l->{name} and return { %$l, %opts };
    }
    die "$fname not found ($type, $name)";
}

sub serial_ports() { map { "ttyS$_" } 0..7 }
sub serial_port2text {
    $_[0] =~ /ttyS (\d+)/x;
    "$_[0] / COM" . ($1 + 1);
}

sub read {
    my ($prefix) = @_;
    my %mouse = getVarsFromSh "$prefix/etc/sysconfig/mouse";
    eval { add2hash_(\%mouse, fullname2mouse($mouse{FULLNAME})) };
    $mouse{device} = readlink "$prefix/dev/mouse" or log::l("reading $prefix/dev/mouse symlink failed");
    $mouse{nbuttons} = $mouse{XEMU3} eq "yes" ? 2 : $mouse{WHEEL} eq "yes" ? 5 : 3;
    \%mouse;
}

sub write {
    my ($prefix, $mouse) = @_;
    local $mouse->{FULLNAME} = qq("$mouse->{type}|$mouse->{name}"); #-"
    local $mouse->{XEMU3} = bool2yesno($mouse->{nbuttons} < 3);
    local $mouse->{WHEEL} = bool2yesno($mouse->{nbuttons} > 3);
    setVarsInSh("$prefix/etc/sysconfig/mouse", $mouse, qw(MOUSETYPE XMOUSETYPE FULLNAME XEMU3 WHEEL device));
    symlinkf $mouse->{device}, "$prefix/dev/mouse" or log::l("creating $prefix/dev/mouse symlink failed");
}

sub mouseconfig {
    my ($t, $mouse, $wacom);

    #- Whouah! probing all devices from ttyS0 to ttyS3 once a time!
    detect_devices::probeSerialDevices();

    #- check new probing methods keep everything used here intact!
    foreach (0..3) {
	$t = detect_devices::probeSerial("/dev/ttyS$_");
	if ($t->{CLASS} eq 'MOUSE') {
	    $t->{MFG} ||= $t->{MANUFACTURER};

	    $mouse = fullname2mouse("serial|Microsoft IntelliMouse") if $t->{MFG} eq 'MSH' && $t->{MODEL} eq '0001';
	    $mouse = fullname2mouse("serial|Logitech MouseMan") if $t->{MFG} eq 'LGI' && $t->{MODEL} =~ /^80/;
	    $mouse = fullname2mouse("serial|Genius NetMouse") if $t->{MFG} eq 'KYE' && $t->{MODEL} eq '0003';

	    $mouse ||= fullname2mouse("serial|Generic 2 Button Mouse"); #- generic by default.
	    $mouse->{device} = "ttyS$_";
	    last;
	} elsif ($t->{CLASS} eq "PEN" || $t->{MANUFACTURER} eq "WAC") {
	    $wacom = "ttyS$_";
	}
    }
    $mouse, $wacom;
}

sub detect() {
    if (arch() =~ /^sparc/) {
	return fullname2mouse("sunmouse|Sun - Mouse");
    }
    if (arch() eq "ppc") {
        return fullname2mouse(detect_devices::hasMousePS2("usbmouse") ? 
			      "USB|Generic" :
			      # No need to search for an ADB mouse.  If I did, the PPC kernel would
			      # find one whether or not I had one installed!  So..  default to it.
			      "busmouse|2 buttons");
    }
    
    if ($::isStandalone) {
        detect_devices::hasMousePS2("psaux") and return fullname2mouse("PS/2|Standard", unsafe => 1);
    }

    #- probe serial device to make sure a wacom has been detected.
    eval { commands::modprobe("serial") };
    my ($r, $wacom) = mouseconfig(); return ($r, $wacom) if $r;

    if (!$::isStandalone) {
        detect_devices::hasMousePS2("psaux") and return fullname2mouse("PS/2|Standard", unsafe => 1), $wacom;
    }

    if (modules::get_alias("usb-interface")) {
	if (my (@l) = detect_devices::usbMice()) {
	    log::l("found usb mouse $_->{driver} $_->{description} ($_->{type})") foreach @l;
	    eval { 
		modules::load("usbmouse");
		modules::load("mousedev");
	    };
	    !$@ && detect_devices::tryOpen("usbmouse") and 
	      return fullname2mouse($l[0]{driver} =~ /Mouse:(.*)/ ? $1 : "USB|Generic"), $wacom;
	    eval { 
		modules::unload("mousedev");
		modules::unload("usbmouse");
	    }
	}
    }

    #- in case only a wacom has been found, assume an inexistant mouse (necessary).
    $wacom and 	return { CLASS      => 'MOUSE',
			 nbuttons   => 2,
			 device     => "nothing",
			 MOUSETYPE  => "Microsoft",
			 XMOUSETYPE => "Microsoft"}, $wacom;

    #- defaults to generic serial mouse on ttyS0.
    #- Oops? using return let return a hash ref, if not using it, it return a list directly :-)
    return fullname2mouse("serial|Generic 2 Button Mouse", unsafe => 1);
}

#- write_conf : write the mouse infos into the Xconfig files.
#- input :
#-  $mouse : the hashtable containing the informations
#- $mouse input
#-  $mouse->{nbuttons} : number of buttons : integer
#-  $mouse->{device} : device of the mouse : string : ex 'psaux'
#-  $mouse->{XMOUSETYPE} : type of the mouse for gpm : string : ex 'PS/2'
#-  $mouse->{type} : type (generic ?) of the mouse : string : ex 'PS/2'
#-  $mouse->{name} : name of the mouse : string : ex 'Standard'
#-  $mouse->{MOUSETYPE} : type of the mouse : string : ex "ps/2"
#-  $mouse->{XEMU3} : emulate 3rd button : string : 'yes' or 'no'
sub write_conf {
    my ($mouse) = @_;

    &write('', $mouse);
    modules::write_conf('') if $mouse->{device} eq "usbmouse" && !$::testing;

    my $f = "/etc/X11/XF86Config";
    my $g = "/etc/X11/XF86Config-4";

    my @zaxis = (
		 $mouse->{nbuttons} > 3 ? [ "ZAxisMapping", "4 5" ] : (),
		 $mouse->{nbuttons} > 5 ? [ "ZAxisMapping", "6 7" ] : (),
		 $mouse->{nbuttons} < 3 ? ([ "Emulate3Buttons" ], [ "Emulate3Timeout", "50" ]) : ()
		);

    my $zaxis = join('', map { qq(\n    $_->[0]) . ($_->[1] && qq( $_->[1])) } @zaxis);
    substInFile {
	if (/^Section\s+"Pointer"/ .. /^EndSection/) {
	    $_ = '' if /(ZAxisMapping|Emulate3)/; #- remove existing line
	    s|^(\s*Protocol\s+).*|$1"$mouse->{XMOUSETYPE}"|;
	    s|^(\s*Device\s+).*|$1"/dev/mouse"$zaxis|;
	}
    } $f if -e $f && !$::testing;

    $zaxis = join('', map { qq(\n    Option "$_->[0]") . ($_->[1] && qq( "$_->[1]")) } @zaxis);
    substInFile {
	if (/Identifier\s+"Mouse1"/ .. /^EndSection/) {
	    $_ = '' if /(ZAxisMapping|Emulate3)/; #- remove existing line
	    s|^(\s*Option\s+"Protocol"\s+).*|$1"$mouse->{XMOUSETYPE}"|;
	    s|^(\s*Option\s+"Device"\s+).*|$1"/dev/mouse"$zaxis|;
	}
    } $g if -e $g && !$::testing;
}
default options. * rsize/wsize (and bsize, for ver >= 3) are left 0 in order to * let the kernel decide. * timeo is filled in after we know whether it'll be TCP or UDP. */ memset(&data, 0, sizeof(data)); data.retrans = 3; data.acregmin = 3; data.acregmax = 60; data.acdirmin = 30; data.acdirmax = 60; #if NFS_MOUNT_VERSION >= 2 data.namlen = NAME_MAX; #endif soft = 1; intr = 0; posix = 0; nocto = 0; nolock = 1; broken_suid = 0; noac = 0; retry = 10000; /* 10000 minutes ~ 1 week */ tcp = 0; mountprog = MOUNTPROG; mountvers = 0; port = 0; mountport = 0; nfsprog = NFS_PROGRAM; nfsvers = 0; retry_mount: proto = (tcp) ? IPPROTO_TCP : IPPROTO_UDP; data.flags = (soft ? NFS_MOUNT_SOFT : 0) | (intr ? NFS_MOUNT_INTR : 0) | (posix ? NFS_MOUNT_POSIX : 0) | (nocto ? NFS_MOUNT_NOCTO : 0) | (noac ? NFS_MOUNT_NOAC : 0); #if NFS_MOUNT_VERSION >= 2 if (nfs_mount_version >= 2) data.flags |= (tcp ? NFS_MOUNT_TCP : 0); #endif #if NFS_MOUNT_VERSION >= 3 if (nfs_mount_version >= 3) data.flags |= (nolock ? NFS_MOUNT_NONLM : 0); #endif #if NFS_MOUNT_VERSION >= 4 if (nfs_mount_version >= 4) data.flags |= (broken_suid ? NFS_MOUNT_BROKEN_SUID : 0); #endif if (nfsvers > MAX_NFSPROT) { log_message("NFSv%d not supported!", nfsvers); return 0; } if (mountvers > MAX_NFSPROT) { log_message("NFSv%d not supported!", nfsvers); return 0; } if (nfsvers && !mountvers) mountvers = (nfsvers < 3) ? 1 : nfsvers; if (nfsvers && nfsvers < mountvers) mountvers = nfsvers; /* Adjust options if none specified */ if (!data.timeo) data.timeo = tcp ? 70 : 7; #ifdef NFS_MOUNT_DEBUG log_message("rsize = %d, wsize = %d, timeo = %d, retrans = %d", data.rsize, data.wsize, data.timeo, data.retrans); log_message("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)", data.acregmin, data.acregmax, data.acdirmin, data.acdirmax); log_message("port = %d, retry = %d, flags = %.8x", port, retry, data.flags); log_message("mountprog = %d, mountvers = %d, nfsprog = %d, nfsvers = %d", mountprog, mountvers, nfsprog, nfsvers); log_message("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d", (data.flags & NFS_MOUNT_SOFT) != 0, (data.flags & NFS_MOUNT_INTR) != 0, (data.flags & NFS_MOUNT_POSIX) != 0, (data.flags & NFS_MOUNT_NOCTO) != 0, (data.flags & NFS_MOUNT_NOAC) != 0); #if NFS_MOUNT_VERSION >= 2 log_message("tcp = %d", (data.flags & NFS_MOUNT_TCP) != 0); #endif #endif data.version = nfs_mount_version; *mount_opts = (char *) &data; /* create mount deamon client */ /* See if the nfs host = mount host. */ if (mounthost) { if (mounthost[0] >= '0' && mounthost[0] <= '9') { mount_server_addr.sin_family = AF_INET; mount_server_addr.sin_addr.s_addr = inet_addr(hostname); } else { if (mygethostbyname(mounthost, &mount_server_addr.sin_addr)) { log_message("nfsmount: can't get address for %s", mounthost); goto fail; } } } /* * The following loop implements the mount retries. On the first * call, "running_bg" is 0. When the mount times out, and the * "bg" option is set, the exit status EX_BG will be returned. * For a backgrounded mount, there will be a second call by the * child process with "running_bg" set to 1. * * The case where the mount point is not present and the "bg" * option is set, is treated as a timeout. This is done to * support nested mounts. * * The "retry" count specified by the user is the number of * minutes to retry before giving up. * * Only the first error message will be displayed. */ retry_timeout.tv_sec = 3; retry_timeout.tv_usec = 0; total_timeout.tv_sec = 20; total_timeout.tv_usec = 0; timeout = time(NULL) + 60 * retry; prevt = 0; t = 30; val = 1; /* be careful not to use too many CPU cycles */ if (t - prevt < 30) sleep(30); pm_mnt = get_mountport(&mount_server_addr, mountprog, mountvers, proto, mountport, nfs_mount_version); /* contact the mount daemon via TCP */ mount_server_addr.sin_port = htons(pm_mnt->pm_port); msock = RPC_ANYSOCK; switch (pm_mnt->pm_prot) { case IPPROTO_UDP: mclient = clntudp_create(&mount_server_addr, pm_mnt->pm_prog, pm_mnt->pm_vers, retry_timeout, &msock); if (mclient) break; mount_server_addr.sin_port = htons(pm_mnt->pm_port); msock = RPC_ANYSOCK; case IPPROTO_TCP: mclient = clnttcp_create(&mount_server_addr, pm_mnt->pm_prog, pm_mnt->pm_vers, &msock, 0, 0); break; default: mclient = 0; } if (mclient) { /* try to mount hostname:dirname */ mclient->cl_auth = authunix_create_default(); /* make pointers in xdr_mountres3 NULL so * that xdr_array allocates memory for us */ memset(&status, 0, sizeof(status)); log_message("nfsmount: doing client call in nfs version: %ld", pm_mnt->pm_vers); if (pm_mnt->pm_vers == 3) clnt_stat = clnt_call(mclient, MOUNTPROC3_MNT, (xdrproc_t) xdr_dirpath, (caddr_t) &dirname, (xdrproc_t) xdr_mountres3, (caddr_t) &status, total_timeout); else clnt_stat = clnt_call(mclient, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath, (caddr_t) &dirname, (xdrproc_t) xdr_fhstatus, (caddr_t) &status, total_timeout); if (clnt_stat == RPC_SUCCESS) goto succeeded; if (prevt == 0) log_message(clnt_sperror(mclient, "mount")); auth_destroy(mclient->cl_auth); clnt_destroy(mclient); mclient = 0; close(msock); } else { if (prevt == 0) log_message(clnt_spcreateerror("mount")); } prevt = t; goto fail; succeeded: nfsvers = (pm_mnt->pm_vers < 2) ? 2 : pm_mnt->pm_vers; if (nfsvers == 2) { if (status.nfsv2.fhs_status != 0) { log_message("nfsmount: %s:%s failed, reason given by server: %s", hostname, dirname, nfs_strerror(status.nfsv2.fhs_status)); goto fail; } memcpy(data.root.data, (char *) status.nfsv2.fhstatus_u.fhs_fhandle, NFS_FHSIZE); #if NFS_MOUNT_VERSION >= 4 data.root.size = NFS_FHSIZE; memcpy(data.old_root.data, (char *) status.nfsv2.fhstatus_u.fhs_fhandle, NFS_FHSIZE); #endif } else { #if NFS_MOUNT_VERSION >= 4 fhandle3 *fhandle; if (status.nfsv3.fhs_status != 0) { log_message("nfsmount: %s:%s failed, reason given by server: %s", hostname, dirname, nfs_strerror(status.nfsv3.fhs_status)); goto fail; } fhandle = &status.nfsv3.mountres3_u.mountinfo.fhandle; memset(data.old_root.data, 0, NFS_FHSIZE); memset(&data.root, 0, sizeof(data.root)); data.root.size = fhandle->fhandle3_len; memcpy(data.root.data, (char *) fhandle->fhandle3_val, fhandle->fhandle3_len); data.flags |= NFS_MOUNT_VER3; #endif } /* create nfs socket for kernel */ if (tcp) { if (nfs_mount_version < 3) { log_message("NFS over TCP is not supported."); goto fail; } fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); } else fsock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP); if (fsock < 0) { log_perror("nfs socket"); goto fail; } if (bindresvport(fsock, 0) < 0) { log_perror("nfs bindresvport"); goto fail; } if (port == 0) { server_addr.sin_port = PMAPPORT; port = pmap_getport(&server_addr, nfsprog, nfsvers, tcp ? IPPROTO_TCP : IPPROTO_UDP); #if 1 /* Here we check to see if user is mounting with the * tcp option. If so, and if the portmap returns a * '0' for port (service unavailable), we then notify * the user, and retry with udp. */ if (port == 0 && tcp == 1) { log_message("NFS server reported TCP not available, retrying with UDP..."); tcp = 0; goto retry_mount; } #endif if (port == 0) port = NFS_PORT; #ifdef NFS_MOUNT_DEBUG else log_message("used portmapper to find NFS port"); #endif } #ifdef NFS_MOUNT_DEBUG log_message("using port %d for nfs deamon", port); #endif server_addr.sin_port = htons(port); /* * connect() the socket for kernels 1.3.10 and below only, * to avoid problems with multihomed hosts. * --Swen */ if (linux_version_code() <= 66314 && connect(fsock, (struct sockaddr *) &server_addr, sizeof (server_addr)) < 0) { log_perror("nfs connect"); goto fail; } /* prepare data structure for kernel */ data.fd = fsock; memcpy((char *) &data.addr, (char *) &server_addr, sizeof(data.addr)); strncpy(data.hostname, hostname, sizeof(data.hostname)); /* clean up */ auth_destroy(mclient->cl_auth); clnt_destroy(mclient); close(msock); return 0; /* abort */ fail: if (msock != -1) { if (mclient) { auth_destroy(mclient->cl_auth); clnt_destroy(mclient); } close(msock); } if (fsock != -1) close(fsock); return retval; } /* * We need to translate between nfs status return values and * the local errno values which may not be the same. * * Andreas Schwab <schwab@LS5.informatik.uni-dortmund.de>: change errno: * "after #include <errno.h> the symbol errno is reserved for any use, * it cannot even be used as a struct tag or field name". */ #ifndef EDQUOT #define EDQUOT ENOSPC #endif static struct { enum nfsstat stat; int errnum; } nfs_errtbl[] = { { NFS_OK, 0 }, { NFSERR_PERM, EPERM }, { NFSERR_NOENT, ENOENT }, { NFSERR_IO, EIO }, { NFSERR_NXIO, ENXIO }, { NFSERR_ACCES, EACCES }, { NFSERR_EXIST, EEXIST }, { NFSERR_NODEV, ENODEV }, { NFSERR_NOTDIR, ENOTDIR }, { NFSERR_ISDIR, EISDIR }, #ifdef NFSERR_INVAL { NFSERR_INVAL, EINVAL }, /* that Sun forgot */ #endif { NFSERR_FBIG, EFBIG }, { NFSERR_NOSPC, ENOSPC }, { NFSERR_ROFS, EROFS }, { NFSERR_NAMETOOLONG, ENAMETOOLONG }, { NFSERR_NOTEMPTY, ENOTEMPTY }, { NFSERR_DQUOT, EDQUOT }, { NFSERR_STALE, ESTALE }, #ifdef EWFLUSH { NFSERR_WFLUSH, EWFLUSH }, #endif /* Throw in some NFSv3 values for even more fun (HP returns these) */ { 71, EREMOTE }, { -1, EIO } }; static char *nfs_strerror(int stat) { int i; static char buf[256]; for (i = 0; nfs_errtbl[i].stat != (unsigned)-1; i++) { if (nfs_errtbl[i].stat == (unsigned)stat) return strerror(nfs_errtbl[i].errnum); } sprintf(buf, "unknown nfs status return value: %d", stat); return buf; }