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/*
* options.h: Command line processing routines for nwipe.
*
* Copyright Darik Horn <dajhorn-dban@vanadac.com>.
*
* Modifications to original dwipe Copyright Andy Beverley <andy@andybev.com>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#ifndef OPTIONS_H_
#define OPTIONS_H_
/* Program knobs. */
#define NWIPE_KNOB_ENTROPY "/dev/urandom"
#define NWIPE_KNOB_IDENTITY_SIZE 512
#define NWIPE_KNOB_LABEL_SIZE 128
#define NWIPE_KNOB_LOADAVG "/proc/loadavg"
#define NWIPE_KNOB_LOG_BUFFERSIZE 1024 // Maximum length of a log event.
#define NWIPE_KNOB_PARTITIONS "/proc/partitions"
#define NWIPE_KNOB_PARTITIONS_PREFIX "/dev/"
#define NWIPE_KNOB_PRNG_STATE_LENGTH 512 // 128 words
#define NWIPE_KNOB_SCSI "/proc/scsi/scsi"
#define NWIPE_KNOB_SLEEP 1
#define NWIPE_KNOB_STAT "/proc/stat"
#define MAX_NUMBER_EXCLUDED_DRIVES 32
#define MAX_DRIVE_PATH_LENGTH 200 // e.g. /dev/sda is only 8 characters long, so 200 should be plenty.
#define DEFAULT_SYNC_RATE 100000
#define PATHNAME_MAX 2048
/* Function prototypes for loading options from the environment and command line. */
int nwipe_options_parse( int argc, char** argv );
void nwipe_options_log( void );
/* Function to display help text */
void display_help();
typedef struct
{
int autonuke; // Do not prompt the user for confirmation when set.
int autopoweroff; // Power off on completion of wipe
int noblank; // Do not perform a final blanking pass.
int nousb; // Do not show or wipe any USB devices.
int nowait; // Do not wait for a final key before exiting.
int nosignals; // Do not allow signals to interrupt a wipe.
int nogui; // Do not show the GUI.
char* banner; // The product banner shown on the top line of the screen.
void* method; // A function pointer to the wipe method that will be used.
char logfile[FILENAME_MAX]; // The filename to log the output to.
char PDFreportpath[PATHNAME_MAX]; // The path to write the PDF report to.
char exclude[MAX_NUMBER_EXCLUDED_DRIVES][MAX_DRIVE_PATH_LENGTH]; // Drives excluded from the search.
nwipe_prng_t* prng; // The pseudo random number generator implementation. pointer to the function.
int quiet; // Anonymize serial numbers
int rounds; // The number of times that the wipe method should be called.
int sync; // A flag to indicate whether and how often writes should be sync'd.
int verbose; // Make log more verbose
int PDF_enable; // 0=PDF creation disabled, 1=PDF creation enabled
int PDF_preview_details; // 0=Disable preview Org/Cust/date/time before drive selection, 1=Enable Preview
nwipe_verify_t verify; // A flag to indicate whether writes should be verified.
} nwipe_options_t;
extern nwipe_options_t nwipe_options;
#endif /* OPTIONS_H_ */
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