On 2003.01.28 12:38 Henning Meier-Geinitz wrote: > From man saned: "Note that both examples assume that there is a saned > group and a saned user. If you follow this example, please > make sure that the access permissions on the special device are > set such that saned can access the scanner (the program > generally needs read and write access to scanner devices)." :-)
Somehow I missed that. :-) Sorry. > So I assume it's a plustek problem even if I don't see any obvious > bug. > > > [dll] load: dlopen()ing `/usr/lib/sane/libsane-net.so.1' > > [dll] init: initializing backend `net' > > [dll] init: backend `net' is version 1.0.10 > > Segmentation fault (core dumped) > > Looks like it happens in sane_open. Please Try setting "export > SANE_DEBUG_PLUSTEK=255" also Here you go... [saned] main: starting debug mode (level 128) [saned] main: trying to get port for service `sane' (getservbyname) [saned] main: port is 6566 [saned] main: socket () [saned] main: setsockopt () [saned] main: bind () [saned] main: listen () [saned] main: waiting for control connection [saned] saned from sane-backends 1.0.10-pre3 ready [saned] check_host: access by remote host: 192.168.0.3 [saned] check_host: remote host is not IN_LOOPBACK [saned] check_host: local hostname: bilbo.x101.com [saned] check_host: local hostname (from DNS): bilbo.x101.com [saned] check_host: local host address (from DNS): 192.168.0.1 [saned] check_host: remote host doesn't have same addr as local [saned] check_host: opening config file: /etc/hosts.equiv [saned] check_host: can't open config file: /etc/hosts.equiv (No such file or directory) [saned] check_host: opening config file: saned.conf [saned] check_host: config file line: `#' [saned] check_host: config file line: `# saned.conf' [saned] check_host: config file line: `#' [saned] check_host: config file line: `# The contents of the saned.conf file is a list of host' [saned] check_host: config file line: `# names or IP addresses that are permitted by saned to' [saned] check_host: config file line: `# use local SANE devices in a networked configuration.' [saned] check_host: config file line: `# The hostname matching is not case-sensitive.' [saned] check_host: config file line: `#' [saned] check_host: config file line: `#scan-client.somedomain.firm' [saned] check_host: config file line: `#192.168.0.1' [saned] check_host: config file line: `#' [saned] check_host: config file line: `# NOTE: /etc/inetd.conf (or /etc/xinetd.conf) and' [saned] check_host: config file line: `# /etc/services must also be properly configured to start' [saned] check_host: config file line: `# the saned daemon as documented in saned(1), services(4)' [saned] check_host: config file line: `# and inetd.conf(4) (or xinetd.conf(5)).' [saned] check_host: config file line: `' [saned] check_host: config file line: `192.168.0.1' [saned] check_host: config file line: `192.168.0.2' [saned] check_host: config file line: `192.168.0.3' [saned] init: access by [email protected] accepted [sanei_debug] Setting debug level of dll to 128. [dll] sane_init: SANE dll backend version 1.0.8 from sane-backends 1.0.10-pre3 [dll] add_backend: adding backend `net' [dll] add_backend: adding backend `plustek' [saned] process_request: waiting for request [saned] process_request: got request 2 [dll] load: searching backend `plustek' in `/usr/lib/sane' [dll] load: trying to load `/usr/lib/sane/libsane-plustek.so.1' [dll] load: dlopen()ing `/usr/lib/sane/libsane-plustek.so.1' [dll] init: initializing backend `plustek' [sanei_debug] Setting debug level of plustek to 255. [plustek] Plustek backend V0.45-3, part of sane-backends 1.0.10-pre3 [plustek] ># Plustek-SANE Backend configuration file< [plustek] ># For use with Plustek parallel-port scanners and< [plustek] ># LM9831/2/3 based USB scanners< [plustek] >#< [plustek] ># For parport devices use the parport section< [plustek] >#< [plustek] >[parport]< [plustek] next device is a PARPORT device [plustek] >device /dev/pt_drv< [plustek] Decoding device name >/dev/pt_drv< [plustek] >< [plustek] >#< [plustek] ># leave the default values as specified in /etc/modules.conf< [plustek] >#< [plustek] >option warmup -1< [plustek] Decoding option >warmup< [plustek] >option lOffOnEnd -1< [plustek] Decoding option >lOffOnEnd< [plustek] >option lampOff -1< [plustek] Decoding option >lampOff< [plustek] >< [plustek] >< [plustek] >#< [plustek] ># The USB section:< [plustek] ># each device needs at least two lines:< [plustek] ># - [usb] vendor-ID and product-ID< [plustek] ># - device devicename< [plustek] ># i.e. for Plustek (0x07B3) UT12/16/24 (0x0017)< [plustek] ># [usb] 0x07B3 0x0017< [plustek] ># device /dev/usb/scanner0< [plustek] ># or< [plustek] ># device libusb:bbb:ddd< [plustek] ># where bbb is the busnumber and ddd the device number< [plustek] ># make sure that your user has access to /proc/bus/usb/bbb/ddd< [plustek] >#< [plustek] ># additionally you can specify some options< [plustek] ># warmup, lOffOnEnd, lampOff< [plustek] >#< [plustek] ># For autodetection use< [plustek] ># [usb]< [plustek] ># device /dev/usb/scanner0< [plustek] >#< [plustek] ># or simply< [plustek] ># [usb]< [plustek] >#< [plustek] ># or if you want a specific device but you have no idea about< [plustek] ># the device node or you use libusb, simply set vendor- and product-ID< [plustek] ># [usb] 0x07B3 0x0017< [plustek] ># device auto< [plustek] >#< [plustek] ># NOTE: autodetection is safe, as it uses the info it got< [plustek] ># from the USB subsystem. If you're not using the< [plustek] ># autodetection, you MUST have attached that device< [plustek] ># at your USB-port, that you have specified...< [plustek] >#< [plustek] >< [plustek] >[usb]< [plustek] attach (/dev/pt_drv, 0xbfffd6a0, (nil)) [plustek] Device configuration: [plustek] device name : >/dev/pt_drv< [plustek] porttype : 0 [plustek] USB-ID : >< [plustek] warmup : -1s [plustek] lampOff : -1 [plustek] lampOffOnEnd : -1 [plustek] skipCalibr. : 0 [plustek] skipFine : 0 [plustek] skipFineWhite: 0 [plustek] invertNegs. : 0 [plustek] pos_x : 0 [plustek] pos_y : 0 [plustek] pos_shading_y: -1 [plustek] neg_x : 0 [plustek] neg_y : 0 [plustek] neg_shading_y: -1 [plustek] tpa_x : 0 [plustek] tpa_y : 0 [plustek] tpa_shading_y: -1 [plustek] red gain : -1 [plustek] green gain : -1 [plustek] blue gain : -1 [plustek] red Gamma : 1.00 [plustek] green Gamma : 1.00 [plustek] blue Gamma : 1.00 [plustek] gray Gamma : 1.00 [plustek] --------------------- [plustek] drvopen() [plustek] open: can't open /dev/pt_drv as a device [plustek] open failed: -1 [plustek] next device is a USB device (autodetection) [plustek] next device is an USB device [plustek] >< [plustek] >#< [plustek] ># options for the previous USB entry< [plustek] >#< [plustek] ># switch lamp off after xxx secs, 0 disables the feature< [plustek] >option lampOff 300< [plustek] Decoding option >lampOff< [plustek] >< [plustek] ># warmup period in seconds, 0 means no warmup< [plustek] >option warmup 15< [plustek] Decoding option >warmup< [plustek] >< [plustek] ># 0 means leave lamp-status untouched, not 0 means switch off< [plustek] ># on sane_close< [plustek] >option lOffOnEnd 1< [plustek] Decoding option >lOffOnEnd< [plustek] >< [plustek] >#< [plustek] ># options to tweak the image start-position< [plustek] ># (WARNING: there's no internal range check!!!)< [plustek] >#< [plustek] ># for the normal scan area< [plustek] >#< [plustek] >option posOffX 0< [plustek] Decoding option >posOffX< [plustek] >option posOffY 0< [plustek] Decoding option >posOffY< [plustek] >< [plustek] ># for transparencies< [plustek] >option tpaOffX 0< [plustek] Decoding option >tpaOffX< [plustek] >option tpaOffY 0< [plustek] Decoding option >tpaOffY< [plustek] >< [plustek] ># for negatives< [plustek] >option negOffX 0< [plustek] Decoding option >negOffX< [plustek] >option negOffY 0< [plustek] Decoding option >negOffY< [plustek] >< [plustek] >#< [plustek] ># for setting the calibration strip position< [plustek] ># (WARNING: there's no internal range check!!!)< [plustek] ># -1 means use built in< [plustek] >#< [plustek] >option posShadingY -1< [plustek] Decoding option >posShadingY< [plustek] >option tpaShadingY -1< [plustek] Decoding option >tpaShadingY< [plustek] >option negShadingY -1< [plustek] Decoding option >negShadingY< [plustek] >< [plustek] >#< [plustek] ># to invert the negatives, 0 disables the feature< [plustek] >#< [plustek] >option invertNegatives 0< [plustek] Decoding option >invertNegatives< [plustek] >< [plustek] ># for skipping whole calibration step< [plustek] >option skipCalibration 0< [plustek] Decoding option >skipCalibration< [plustek] >< [plustek] ># for skipping entire fine calibration step< [plustek] ># coarse calibration is done< [plustek] >option skipFine 0< [plustek] Decoding option >skipFine< [plustek] >< [plustek] ># discard the result of the fine white calibration< [plustek] >option skipFineWhite 0< [plustek] Decoding option >skipFineWhite< [plustek] >< [plustek] ># for replacing the gain values found during< [plustek] ># calibration< [plustek] >option red_gain -1< [plustek] Decoding option >red_gain< [plustek] >option green_gain -1< [plustek] Decoding option >green_gain< [plustek] >option blue_gain -1< [plustek] Decoding option >blue_gain< [plustek] >< [plustek] >#< [plustek] ># for adjusting the default gamma values< [plustek] >#< [plustek] >option redGamma 1.0< [plustek] Decoding option >redGamma< [plustek] >option greenGamma 1.0< [plustek] Decoding option >greenGamma< [plustek] >option blueGamma 1.0< [plustek] Decoding option >blueGamma< [plustek] >option grayGamma 1.0< [plustek] Decoding option >grayGamma< [plustek] >< [plustek] >#< [plustek] ># to enable TPA (non Plustek devices only)< [plustek] ># 0 means default behaviour as specified in the internal tables< [plustek] ># 1 means enable< [plustek] >#< [plustek] >option enableTPA 0< [plustek] Decoding option >enableTPA< [plustek] >< [plustek] >#< [plustek] ># and of course the device-name< [plustek] >#< [plustek] ># device /dev/usb/scanner0< [plustek] >device auto< [plustek] Decoding device name >auto< [plustek] >< [plustek] >#< [plustek] ># to define a new device, start with a new section:< [plustek] ># [usb] or [parport]< [plustek] >#< [plustek] attach (auto, 0xbfffd6a0, (nil)) [plustek] Device configuration: [plustek] device name : >auto< [plustek] porttype : 1 [plustek] USB-ID : >< [plustek] warmup : 15s [plustek] lampOff : 300 [plustek] lampOffOnEnd : 1 [plustek] skipCalibr. : 0 [plustek] skipFine : 0 [plustek] skipFineWhite: 0 [plustek] invertNegs. : 0 [plustek] pos_x : 0 [plustek] pos_y : 0 [plustek] pos_shading_y: -1 [plustek] neg_x : 0 [plustek] neg_y : 0 [plustek] neg_shading_y: -1 [plustek] tpa_x : 0 [plustek] tpa_y : 0 [plustek] tpa_shading_y: -1 [plustek] red gain : -1 [plustek] green gain : -1 [plustek] blue gain : -1 [plustek] red Gamma : 1.00 [plustek] green Gamma : 1.00 [plustek] blue Gamma : 1.00 [plustek] gray Gamma : 1.00 [plustek] --------------------- [plustek] drvopen() [plustek] usbDev_open(auto,) [plustek] Autodetection... [plustek] Checking for 0x07b3-0x0010 [plustek] Checking for 0x07b3-0x0011 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0015 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0013 [plustek] Checking for 0x07b3-0x0013 [plustek] Checking for 0x07b3-0x0011 [plustek] Checking for 0x07b3-0x0010 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0015 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0016 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0017 [plustek] Checking for 0x07b3-0x0007 [plustek] Checking for 0x07b3-0x000f [plustek] Checking for 0x07b3-0x000f [plustek] Checking for 0x07b3-0x0005 [plustek] Checking for 0x07b3-0x0014 [plustek] Checking for 0x07b3-0x0012 [plustek] Checking for 0x0400-0x1000 [plustek] Checking for 0x0400-0x1001 [plustek] Checking for 0x0458-0x2007 [plustek] Checking for 0x0458-0x2008 [plustek] Checking for 0x0458-0x2009 [plustek] Checking for 0x0458-0x2013 [plustek] Checking for 0x0458-0x2015 [plustek] Checking for 0x0458-0x2016 [plustek] Checking for 0x03f0-0x0505 [plustek] Checking for 0x03f0-0x0605 [plustek] Checking for 0x04b8-0x010f [plustek] Checking for 0x04b8-0x011d [plustek] Checking for 0x1606-0x0060 [plustek] Checking for 0x1606-0x0160 [plustek] Checking for 0x04a9-0x2206 [plustek] Checking for 0x04a9-0x2207 [plustek] Checking for 0x04a9-0x220d [plustek] Checking for 0x04a9-0x220e [plustek] No supported device found! [plustek] open failed: -1 [dll] init: backend `plustek' is version 1.0.0 [plustek] sane_get_devices (0xbffff7a8, 1) [dll] load: searching backend `net' in `/usr/lib/sane' [dll] load: trying to load `/usr/lib/sane/libsane-net.so.1' [dll] load: dlopen()ing `/usr/lib/sane/libsane-net.so.1' [dll] init: initializing backend `net' [dll] init: backend `net' is version 1.0.10 Segmentation fault (core dumped) > > >Could you try to run saned in gdb directly? Maybe that gives more > > >information. > > > > I'm not a gdb expert. How do I do this? > > gdb saned > run -d128 > > Now start scanimage. When saned crahes, run bt to show the backtrace. .... [dll] init: backend `plustek' is version 1.0.0 [plustek] sane_get_devices (0xbffff7a8, 1) [dll] load: searching backend `net' in `/usr/lib/sane' [dll] load: trying to load `/usr/lib/sane/libsane-net.so.1' [dll] load: dlopen()ing `/usr/lib/sane/libsane-net.so.1' [dll] init: initializing backend `net' [dll] init: backend `net' is version 1.0.10 (no debugging symbols found)... Program received signal SIGSEGV, Segmentation fault. 0x0804ada3 in strcpy () at strcpy:-1 -1 strcpy: No such file or directory. in strcpy (gdb) bt #0 0x0804ada3 in strcpy () at strcpy:-1 #1 0x08050a80 in _IO_stdin_used () #2 0x0804b7d2 in strcpy () at strcpy:-1 #3 0x4009f657 in __libc_start_main (main=0x804b420 <strcpy+7224>, argc=2, ubp_av=0xbffff994, init=0x80492e0 <_init>, fini=0x804e8f0 <_fini>, rtld_fini=0x4000dcd4 <_dl_fini>, stack_end=0xbffff98c) at ../sysdeps/generic/libc-start.c:129 (gdb) Hope this helps. Remember that 1) the permissions on the server prohibit saned from access, and 2) the client executes 'scanimage --help -d "net:192.168.0.1" Thanks. Lee.
