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68 lines
2.8 KiB
C
68 lines
2.8 KiB
C
/*
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* options.h: Command line processing routines for nwipe.
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*
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* Copyright Darik Horn <dajhorn-dban@vanadac.com>.
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*
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* Modifications to original dwipe Copyright Andy Beverley <andy@andybev.com>
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef OPTIONS_H_
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#define OPTIONS_H_
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/* Program knobs. */
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#define NWIPE_KNOB_ENTROPY "/dev/urandom"
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#define NWIPE_KNOB_IDENTITY_SIZE 512
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#define NWIPE_KNOB_LABEL_SIZE 128
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#define NWIPE_KNOB_LOADAVG "/proc/loadavg"
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#define NWIPE_KNOB_LOG_BUFFERSIZE 1024 // Maximum length of a log event.
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#define NWIPE_KNOB_PARTITIONS "/proc/partitions"
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#define NWIPE_KNOB_PARTITIONS_PREFIX "/dev/"
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#define NWIPE_KNOB_PRNG_STATE_LENGTH 512 // 128 words
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#define NWIPE_KNOB_SCSI "/proc/scsi/scsi"
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#define NWIPE_KNOB_SLEEP 1
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#define NWIPE_KNOB_STAT "/proc/stat"
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#define MAX_NUMBER_EXCLUDED_DRIVES 10
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#define MAX_DRIVE_PATH_LENGTH 200 // e.g. /dev/sda is only 8 characters long, so 200 should be plenty.
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/* Function prototypes for loading options from the environment and command line. */
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int nwipe_options_parse( int argc, char** argv );
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void nwipe_options_log( void );
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/* Function to display help text */
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void display_help();
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typedef struct
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{
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int autonuke; // Do not prompt the user for confirmation when set.
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int noblank; // Do not perform a final blanking pass.
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int nowait; // Do not wait for a final key before exiting.
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int nosignals; // Do not allow signals to interrupt a wipe.
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int nogui; // Do not show the GUI.
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char* banner; // The product banner shown on the top line of the screen.
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void* method; // A function pointer to the wipe method that will be used.
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char logfile[FILENAME_MAX]; // The filename to log the output to.
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char exclude[MAX_NUMBER_EXCLUDED_DRIVES][MAX_DRIVE_PATH_LENGTH]; // Drives excluded from the search.
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nwipe_prng_t* prng; // The pseudo random number generator implementation.
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int rounds; // The number of times that the wipe method should be called.
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int sync; // A flag to indicate whether and how often writes should be sync'd.
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nwipe_verify_t verify; // A flag to indicate whether writes should be verified.
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} nwipe_options_t;
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extern nwipe_options_t nwipe_options;
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#endif /* OPTIONS_H_ */
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