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libisoburn/xorriso/check_media.c

1123 lines
32 KiB

/* xorriso - creates, loads, manipulates and burns ISO 9660 filesystem images.
Copyright 2007-2015 Thomas Schmitt, <scdbackup@gmx.net>
Provided under GPL version 2 or later.
This file contains the implementation of classes SpotlistiteM, SectorbitmaP,
CheckmediajoB which perform verifying runs on media resp. images.
*/
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <ctype.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <time.h>
#include <fcntl.h>
#include <errno.h>
/* O_BINARY is needed for Cygwin but undefined elsewhere */
#ifndef O_BINARY
#define O_BINARY 0
#endif
#include "xorriso.h"
#include "xorriso_private.h"
#include "xorrisoburn.h"
/* ------------------------------ SpotlisT -------------------------------- */
struct SpotlistiteM {
int start_lba;
int blocks;
int quality;
struct SpotlistiteM *next;
};
int Spotlistitem_new(struct SpotlistiteM **o, int start_lba, int blocks,
int quality, int flag)
{
struct SpotlistiteM *m;
m= TSOB_FELD(struct SpotlistiteM,1);
if(m==NULL)
return(-1);
*o= m;
m->start_lba= start_lba;
m->blocks= blocks;
m->quality= quality;
m->next= NULL;
return(1);
}
int Spotlistitem_destroy(struct SpotlistiteM **o, int flag)
{
if((*o) == NULL)
return(0);
free((char *) *o);
*o= NULL;
return(1);
}
struct SpotlisT {
struct SpotlistiteM *list_start;
struct SpotlistiteM *list_end;
int list_count;
struct SpotlistiteM *current_item;
int current_idx;
};
int Spotlist_new(struct SpotlisT **o, int flag)
{
struct SpotlisT *m;
m= TSOB_FELD(struct SpotlisT,1);
if(m==NULL)
return(-1);
*o= m;
m->list_start= NULL;
m->list_end= NULL;
m->list_count= 0;
m->current_item= NULL;
m->current_idx= -1;
return(1);
}
int Spotlist_destroy(struct SpotlisT **o, int flag)
{
struct SpotlisT *m;
struct SpotlistiteM *li, *next_li;
if((*o) == NULL)
return(0);
m= *o;
for(li= m->list_start; li != NULL; li= next_li) {
next_li= li->next;
Spotlistitem_destroy(&li, 0);
}
free((char *) *o);
*o= NULL;
return(1);
}
int Spotlist_add_item(struct SpotlisT *o, int start_lba, int blocks,
int quality, int flag)
{
int ret;
struct SpotlistiteM *li;
static int debug_verbous= 0;
ret= Spotlistitem_new(&li, start_lba, blocks, quality, 0);
if(ret <= 0)
return(ret);
if(o->list_end != NULL)
o->list_end->next= li;
o->list_end= li;
if(o->list_start == NULL)
o->list_start= li;
(o->list_count)++;
if(debug_verbous) {char quality_name[80];
fprintf(stderr, "debug: lba %10d , size %10d , quality '%s'\n",
start_lba, blocks, Spotlist__quality_name(quality, quality_name,
Xorriso_read_quality_invaliD, 0) + 2);
}
return(1);
}
int Spotlist_count(struct SpotlisT *o, int flag)
{
return o->list_count;
}
int Spotlist_block_count(struct SpotlisT *o, int flag)
{
int list_blocks= 0;
struct SpotlistiteM *li;
for(li= o->list_start; li != NULL; li= li->next) {
if(li->start_lba + li->blocks > list_blocks)
list_blocks= li->start_lba + li->blocks;
}
return(list_blocks);
}
int Spotlist_sector_size(struct SpotlisT *o, int read_chunk, int flag)
{
int sector_size;
struct SpotlistiteM *li;
sector_size= read_chunk * 2048;
for(li= o->list_start; li != NULL; li= li->next) {
if((li->start_lba % read_chunk) || (li->blocks % read_chunk)) {
sector_size= 2048;
break;
}
}
return(sector_size);
}
int Spotlist_get_item(struct SpotlisT *o, int idx,
int *start_lba, int *blocks, int *quality, int flag)
{
int i;
struct SpotlistiteM *li;
if(idx < 0 || idx > o->list_count)
return(0);
if(idx == o->current_idx && o->current_item != NULL)
li= o->current_item;
else if(idx == o->current_idx + 1 && o->current_item != NULL) {
li= o->current_item->next;
} else {
li= o->list_start;
for(i= 0; i < idx; i++)
li= li->next;
}
o->current_item= li;
o->current_idx= idx;
*start_lba= li->start_lba;
*blocks= li->blocks;
*quality= li->quality;
return(1);
}
char *Spotlist__quality_name(int quality, char name[80], int bad_limit,
int flag)
{
if(quality == Xorriso_read_quality_untesteD ||
quality == Xorriso_read_quality_tao_enD ||
quality == Xorriso_read_quality_off_tracK)
strcpy(name, "0 ");
else if(quality <= bad_limit)
strcpy(name, "- ");
else
strcpy(name, "+ ");
if(quality == Xorriso_read_quality_gooD)
strcat(name, "good");
else if(quality == Xorriso_read_quality_md5_matcH)
strcat(name, "md5_match");
else if(quality == Xorriso_read_quality_sloW)
strcat(name, "slow");
else if(quality == Xorriso_read_quality_partiaL)
strcat(name, "partial");
else if(quality == Xorriso_read_quality_valiD)
strcat(name, "valid");
else if(quality == Xorriso_read_quality_untesteD)
strcat(name, "untested");
else if(quality == Xorriso_read_quality_md5_mismatcH)
strcat(name, "md5_mismatch");
else if(quality == Xorriso_read_quality_invaliD)
strcat(name, "invalid");
else if(quality == Xorriso_read_quality_tao_enD)
strcat(name, "tao_end");
else if(quality == Xorriso_read_quality_off_tracK)
strcat(name, "off_track");
else if(quality == Xorriso_read_quality_unreadablE)
strcat(name, "unreadable");
else
sprintf(name, "0 0x%8.8X", (unsigned int) quality);
return(name);
}
/* ---------------------------- End SpotlisT ------------------------------ */
/* ---------------------------- SectorbitmaP ------------------------------ */
int Sectorbitmap_new(struct SectorbitmaP **o, int sectors, int sector_size,
int flag)
{
struct SectorbitmaP *m;
m= TSOB_FELD(struct SectorbitmaP,1);
if(m==NULL)
return(-1);
*o= m;
m->sectors= sectors;
m->sector_size= sector_size;
m->map= NULL;
m->map_size= sectors / 8 + 1;
m->map= calloc(m->map_size, 1);
if(m->map == NULL)
goto failure;
return(1);
failure:;
Sectorbitmap_destroy(o, 0);
return(-1);
}
int Sectorbitmap_destroy(struct SectorbitmaP **o, int flag)
{
if((*o) == NULL)
return(0);
if((*o)->map != NULL)
free((char *) (*o)->map);
free((char *) *o);
*o= NULL;
return(1);
}
int Sectorbitmap_from_file(struct SectorbitmaP **o, char *path, char *msg,
int *os_errno, int flag)
{
int ret, fd= -1, sectors, sector_size, i, todo, map_size, skip, bufsize= 1024;
unsigned char *map;
unsigned char *buf;
buf= TSOB_FELD(unsigned char, bufsize);
if(buf == NULL)
return(-1);
*os_errno= 0;
if(msg != NULL)
msg[0]= 0;
fd= open(path, O_RDONLY | O_BINARY);
if(fd == -1) {
*os_errno= errno;
if(msg != NULL) {
strcpy(msg, "Cannot open path ");
Text_shellsafe(path, msg+strlen(msg), 0);
}
{ret= 0; goto ex;}
}
ret= read(fd, buf, 32);
if(ret < 32) {
wrong_filetype:;
if(ret == -1)
*os_errno= errno;
if(msg != NULL) {
strcpy(msg, "Not a sector bitmap file: ");
Text_shellsafe(path, msg+strlen(msg), 0);
}
ret= 0; goto ex;
}
if(strncmp((char *) buf, "xorriso sector bitmap v1 ", 32) == 0)
/* ok */;
else if(strncmp((char *) buf, "xorriso sector bitmap v2 ", 25) == 0) {
skip= -1;
sscanf(((char *) buf) + 25, "%d", &skip);
if(skip < 0)
{ret= 0; goto wrong_filetype;}
for(i= 0; i < skip; i+= bufsize) {
todo= bufsize;
if(i + todo > skip)
todo= skip - i;
ret= read(fd, buf, todo);
if(ret < todo)
goto wrong_filetype;
}
} else
{ret= 0; goto wrong_filetype;}
ret= read(fd, buf, 8);
if(ret < 4)
goto wrong_filetype;
sectors= (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
sector_size= (buf[4] << 24) | (buf[5] << 16) | (buf[6] << 8) | buf[7];
if(sectors <= 0 || sector_size <= 0)
goto wrong_filetype;
ret= Sectorbitmap_new(o, sectors, sector_size, 0);
if(ret <= 0) {
if(msg != NULL)
sprintf(msg, "Cannot allocate bitmap memory for %d sectors", sectors);
ret= -1; goto ex;
}
map= (*o)->map;
map_size= (*o)->map_size;
for(i= 0; i < map_size; i+= bufsize) {
todo= bufsize;
if(i + todo > map_size)
todo= map_size - i;
ret= read(fd, buf, todo);
if(ret != todo)
goto wrong_filetype;
memcpy(map + i, buf, todo);
}
ret= 1;
ex:;
if(fd != -1)
close(fd);
if(buf != NULL)
free(buf);
if(ret <= 0)
Sectorbitmap_destroy(o, 0);
return(ret);
}
int Sectorbitmap_to_file(struct SectorbitmaP *o, char *path, char *info,
char *msg, int *os_errno, int flag)
{
int ret, fd= -1, j, l;
unsigned char buf[40];
*os_errno= 0;
fd= open(path, O_WRONLY | O_CREAT | O_BINARY, S_IRUSR | S_IWUSR);
if(fd == -1) {
*os_errno= errno;
if(msg != NULL) {
strcpy(msg, "Cannot open path ");
Text_shellsafe(path, msg+strlen(msg), 0);
}
ret= 0; goto ex;
}
l= 0;
if(info != NULL)
l= strlen(info);
if(l > 999999) {
strcpy(msg, "Info string is longer than 999999 bytes");
ret= 0; goto ex;
}
sprintf((char *) buf, "xorriso sector bitmap v2 %-6d\n", l);
ret= write(fd, buf, 32);
if(ret != 32) {
cannot_write:;
*os_errno= errno;
if(msg != NULL) {
strcpy(msg, "Cannot write to ");
Text_shellsafe(path, msg+strlen(msg), 0);
}
ret= 0; goto ex;
}
if(l > 0) {
ret= write(fd, info, l);
if(ret != l)
goto cannot_write;
}
for(j= 0; j < 4; j++) {
buf[j]= o->sectors >> (24 - j * 8);
buf[j+4]= o->sector_size >> (24 - j * 8);
}
ret= write(fd, buf, 8);
if(ret != 8)
goto cannot_write;
ret= write(fd, o->map, o->map_size);
if(ret != o->map_size)
goto cannot_write;
ret= 1;
ex:;
if(fd != -1)
close(fd);
return(ret);
}
/* @param flag bit0= sector bit value
*/
int Sectorbitmap_set(struct SectorbitmaP *o, int sector, int flag)
{
if(sector < 0 || sector >= o->sectors)
return(0);
if(flag & 1)
o->map[sector / 8]|= 1 << (sector % 8);
else
o->map[sector / 8]&= ~(1 << (sector % 8));
return(1);
}
/* @param flag bit0= sector bit value
*/
int Sectorbitmap_set_range(struct SectorbitmaP *o,
int start_sector, int sectors, int flag)
{
int start_i, end_i, i;
unsigned char value;
if(start_sector < 0 || start_sector + sectors > o->sectors || sectors < 1)
return(0);
if(flag & 1)
value= ~0;
else
value= 0;
start_i= start_sector / 8;
end_i= (start_sector + sectors - 1) / 8;
for(i= start_sector; i / 8 == start_i && i < start_sector + sectors; i++)
Sectorbitmap_set(o, i, flag & 1);
for(i= start_i + 1; i < end_i; i++)
o->map[i]= value;
if(end_i > start_i)
for(i= end_i * 8; i < start_sector + sectors; i++)
Sectorbitmap_set(o, i, flag & 1);
return(1);
}
int Sectorbitmap_is_set(struct SectorbitmaP *o, int sector, int flag)
{
if(sector < 0 || sector >= o->sectors)
return(0);
return(!! (o->map[sector / 8] & (1 << (sector % 8))));
}
int Sectorbitmap_bytes_are_set(struct SectorbitmaP *o,
off_t start_byte, off_t end_byte, int flag)
{
int end_sector, i;
end_sector= end_byte / o->sector_size;
for(i= start_byte / o->sector_size; i <= end_sector; i++)
if(!Sectorbitmap_is_set(o, i, 0))
return(0);
return(1);
}
int Sectorbitmap_get_layout(struct SectorbitmaP *o,
int *sectors, int *sector_size, int flag)
{
*sectors= o->sectors;
*sector_size= o->sector_size;
return(1);
}
int Sectorbitmap_copy(struct SectorbitmaP *from, struct SectorbitmaP *to,
int flag)
{
int i, run_start, run_value, start_sec, limit_sec, start_aligned;
int end_complete;
if(((off_t) from->sectors) * ((off_t) from->sector_size) >
((off_t) to->sectors) * ((off_t) to->sector_size))
return(-1);
if(from->sector_size == to->sector_size) {
for(i= 0; i < from->map_size; i++)
to->map[i]= from->map[i];
return(1);
}
run_start= 0;
run_value= Sectorbitmap_is_set(from, 0, 0);
for(i= 1; i <= from->sectors; i++) {
if(i < from->sectors)
if(Sectorbitmap_is_set(from, i, 0) == run_value)
continue;
start_sec= run_start * from->sector_size / to->sector_size;
start_aligned=
(start_sec * to->sector_size == run_start * from->sector_size);
limit_sec= i * from->sector_size / to->sector_size;
end_complete= (limit_sec * to->sector_size == i * from->sector_size);
if(run_value) {
if(!start_aligned)
start_sec++;
} else {
if(!end_complete)
limit_sec++;
}
if(start_sec < limit_sec)
Sectorbitmap_set_range(to, start_sec, limit_sec - 1 - start_sec,
!!run_value);
run_value= !run_value;
run_start= i;
}
return(1);
}
int Sectorbitmap_clone(struct SectorbitmaP *from, struct SectorbitmaP **clone,
int flag)
{
int ret;
ret= Sectorbitmap_new(clone, from->sectors, from->sector_size, 0);
if(ret <= 0)
return(ret);
ret= Sectorbitmap_copy(from, *clone, 0);
if(ret <= 0)
Sectorbitmap_destroy(clone, 0);
return(ret);
}
/* -------------------------- End SectorbitmaP ---------------------------- */
/* ---------------------------- CheckmediajoB ----------------------------- */
int Checkmediajob_new(struct CheckmediajoB **o, int flag)
{
struct CheckmediajoB *m;
m= TSOB_FELD(struct CheckmediajoB,1);
if(m==NULL)
return(-1);
*o= m;
m->use_dev= 0;
m->min_lba= -1;
m->max_lba= -1;
m->min_block_size= 0;
m->async_chunks= 0;
m->mode= 0;
m->start_time= time(NULL);
m->time_limit= 28800;
m->item_limit= 100000;
strcpy(m->abort_file_path, "/var/opt/xorriso/do_abort_check_media");
m->data_to_path[0]= 0;
m->data_to_fd= -1;
m->data_to_offset= 0;
m->data_to_limit= -1;
m->patch_lba0= 0;
m->patch_lba0_msc1= -1;
m->sector_map_path[0]= 0;
m->sector_map= NULL;
m->map_with_volid= 0;
m->retry= 0;
m->report_mode= 0;
strcpy(m->event_severity, "ALL");
m->slow_threshold_seq= 1.0;
return(1);
}
int Checkmediajob_destroy(struct CheckmediajoB **o, int flag)
{
if((*o) == NULL)
return(0);
if((*o)->data_to_fd != -1)
close((*o)->data_to_fd);
Sectorbitmap_destroy(&((*o)->sector_map), 0);
free((char *) *o);
*o= NULL;
return(1);
}
int Checkmediajob_copy(struct CheckmediajoB *from, struct CheckmediajoB *to,
int flag)
{
to->use_dev= from->use_dev;
to->min_lba= from->min_lba;
to->max_lba= from->max_lba;
to->min_block_size= from->min_block_size;
to->mode= from->mode;
to->time_limit= from->time_limit;
to->item_limit= from->item_limit;
strcpy(to->abort_file_path, from->abort_file_path);
strcpy(to->data_to_path, from->data_to_path);
/* not copied: data_to_fd */
to->data_to_offset= from->data_to_offset;
to->data_to_limit= from->data_to_limit;
to->patch_lba0= from->patch_lba0;
to->patch_lba0_msc1= from->patch_lba0_msc1;
strcpy(to->sector_map_path, from->sector_map_path);
/* not copied: sector_map */
to->map_with_volid= from->map_with_volid;
to->retry= from->retry;
to->report_mode= from->report_mode;
strcpy(to->event_severity, from->event_severity);
to->slow_threshold_seq= from->slow_threshold_seq;
return(1);
}
/* -------------------------- End CheckmediajoB --------------------------- */
int Xorriso_check_media_setup_job(struct XorrisO *xorriso,
struct CheckmediajoB *job,
char **argv, int old_idx, int end_idx, int flag)
{
int ret, i, sev;
double num;
struct CheckmediajoB *default_job;
char sev_text[20];
if(xorriso->check_media_default != NULL)
Checkmediajob_copy(xorriso->check_media_default, job, 0);
for(i= old_idx; i < end_idx; i++) {
if(strncmp(argv[i], "abort_file=", 11) == 0) {
ret= Sfile_str(job->abort_file_path, argv[i] + 11, 0);
if(ret <= 0)
goto ex;
} else if(strncmp(argv[i], "async_chunks=", 13) == 0) {
num= Scanf_io_size(argv[i] + 13, 1);
if(num >= 0 && num <= 1024)
job->async_chunks= num;
else
goto bad_value;
} else if(strncmp(argv[i], "bad_limit=", 10) == 0) {
if(strcmp(argv[i] + 10, "good") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_gooD;
else if(strcmp(argv[i] + 10, "md5_match") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_md5_matcH;
else if(strcmp(argv[i] + 10, "slow") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_sloW;
else if(strcmp(argv[i] + 10, "partial") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_partiaL;
else if(strcmp(argv[i] + 10, "valid") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_valiD;
else if(strcmp(argv[i] + 10, "untested") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_untesteD;
else if(strcmp(argv[i] + 10, "md5_mismatch") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_md5_mismatcH;
else if(strcmp(argv[i] + 10, "invalid") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_invaliD;
else if(strcmp(argv[i] + 10, "tao_end") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_tao_enD;
else if(strcmp(argv[i] + 10, "off_track") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_off_tracK;
else if(strcmp(argv[i] + 10, "unreadable") == 0)
xorriso->check_media_bad_limit= Xorriso_read_quality_unreadablE;
else
goto unknown_value;
} else if(strncmp(argv[i], "data_to=", 8) == 0) {
ret= Sfile_str(job->data_to_path, argv[i] + 8, 0);
if(ret <= 0)
goto ex;
} else if(strncmp(argv[i], "chunk_size=", 11) == 0) {
num= Scanf_io_size(argv[i] + 11, 1);
if(num >= 2048 || num == 0)
job->min_block_size= num / 2048;
else
goto bad_value;
} else if(strncmp(argv[i], "event=", 6) == 0) {
strncpy(sev_text, argv[i] + 6, 19);
sev_text[19]= 0;
ret= Xorriso__text_to_sev(sev_text, &sev, 0);
if(ret <= 0) {
strcpy(xorriso->info_text, "-check_media event=");
Text_shellsafe(sev_text, xorriso->info_text, 1);
strcat(xorriso->info_text, " : Not a known severity name");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
goto ex;
}
strcpy(job->event_severity, sev_text);
} else if(strncmp(argv[i], "map_with_volid=", 15) == 0) {
if(strcmp(argv[i] + 15, "on") == 0)
job->map_with_volid= 1;
else if(strcmp(argv[i] + 15, "off") == 0)
job->map_with_volid= 0;
else
goto unknown_value;
} else if(strncmp(argv[i], "max_lba=", 8) == 0 ||
strncmp(argv[i], "min_lba=", 8) == 0) {
num= -1;
sscanf(argv[i] + 8, "%lf", &num);
if(num > 0x7fffffff || num < 0)
num= -1;
if(strncmp(argv[i], "max_lba=", 8) == 0)
job->max_lba= num;
else
job->min_lba= num;
} else if(strncmp(argv[i], "patch_lba0=", 11) == 0) {
job->patch_lba0_msc1= -1;
if(strcmp(argv[i] + 11, "on") == 0)
job->patch_lba0= 1;
else if(strcmp(argv[i] + 11, "off") == 0)
job->patch_lba0= 0;
else if(strcmp(argv[i] + 11, "force") == 0)
job->patch_lba0= 2;
else if(argv[i][11] >= '1' && argv[i][11] <= '9') {
num= -1;
sscanf(argv[i] + 11, "%lf", &num);
if(num > 0x7fffffff || num < 0)
goto bad_value;
job->patch_lba0_msc1= num;
job->patch_lba0= (num >= 32) + (strstr(argv[i] + 11, ":force") != NULL);
} else
goto unknown_value;
} else if(strncmp(argv[i], "report=", 7) == 0) {
if(strcmp(argv[i] + 7, "blocks") == 0)
job->report_mode= 0;
else if(strcmp(argv[i] + 7, "files") == 0)
job->report_mode= 1;
else if(strcmp(argv[i] + 7, "blocks_files") == 0)
job->report_mode= 2;
else
goto unknown_value;
} else if(strcmp(argv[i], "reset=now") == 0) {
ret= Checkmediajob_new(&default_job, 0);
if(ret <= 0) {
sprintf(xorriso->info_text,
"-check_media: Cannot reset options due to lack of resources");
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FATAL", 0);
ret= -1; goto ex;
}
Checkmediajob_copy(default_job, job, 0);
Checkmediajob_destroy(&default_job, 0);
xorriso->check_media_bad_limit= Xorriso_read_quality_invaliD;
} else if(strncmp(argv[i], "retry=", 6) == 0) {
if(strcmp(argv[i] + 6, "on") == 0)
job->retry= 1;
else if(strcmp(argv[i] + 6, "off") == 0)
job->retry= -1;
else if(strcmp(argv[i] + 6, "default") == 0)
job->retry= 0;
else
goto unknown_value;
} else if(strncmp(argv[i], "sector_map=", 11) == 0) {
ret= Sfile_str(job->sector_map_path, argv[i] + 11, 0);
if(ret <= 0)
goto ex;
} else if(strncmp(argv[i], "slow_limit=", 11) == 0) {
sscanf(argv[i] + 11, "%lf", &(job->slow_threshold_seq));
} else if(strncmp(argv[i], "time_limit=", 11) == 0 ||
strncmp(argv[i], "item_limit=", 11) == 0 ) {
num= -1;
sscanf(argv[i] + 11, "%lf", &num);
if(num > 0x7fffffff || num < 0)
num= -1;
if(strncmp(argv[i], "time_limit=", 11) == 0)
job->time_limit= num;
else
job->item_limit= num;
} else if(strncmp(argv[i], "use=", 4) == 0) {
if(strcmp(argv[i] + 4, "outdev") == 0)
job->use_dev= 1;
else if(strcmp(argv[i] + 4, "indev") == 0)
job->use_dev= 0;
else if(strcmp(argv[i] + 4, "sector_map") == 0)
job->use_dev= 2;
else
goto unknown_value;
} else if(strncmp(argv[i], "what=", 5) == 0) {
if(strcmp(argv[i]+5, "tracks") == 0)
job->mode= 0;
else if(strcmp(argv[i]+5, "image")== 0)
job->mode= 1;
else if(strcmp(argv[i]+5, "disc")== 0)
job->mode= 2;
else {
unknown_value:;
sprintf(xorriso->info_text,
"-check_media: Unknown value with option %s", argv[i]);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
bad_value:;
sprintf(xorriso->info_text,
"-check_media: Unsuitable value with option %s", argv[i]);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
} else {
sprintf(xorriso->info_text, "-check_media: Unknown option '%s'", argv[i]);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "FAILURE", 0);
ret= 0; goto ex;
}
}
ret= 1;
ex:;
return(ret);
}
/* @param report Buffer of at least 10*SfileadrL
@param flag bit0= only report non-default settings
@return <=0 error , 1 ok , 2 with bit0: every option is on default setting
*/
int Xorriso_check_media_list_job(struct XorrisO *xorriso,
struct CheckmediajoB *job,
char *report, int flag)
{
int all, ret;
char *default_report= NULL, quality_name[80];
struct CheckmediajoB *dflt= NULL;
Xorriso_alloc_meM(default_report, char, 161);
all= !(flag&1);
report[0]= 0;
ret= Checkmediajob_new(&dflt, 0);
if(ret <= 0)
{ret= -1; goto ex;}
sprintf(report, "-check_media_defaults");
if(!all)
strcat(report, " reset=now");
if(all || job->use_dev != dflt->use_dev)
sprintf(report + strlen(report), " use=%s",
job->use_dev == 1 ? "outdev" :
job->use_dev == 2 ? "sector_map" : "indev");
if(all || job->mode != dflt->mode)
sprintf(report + strlen(report), " what=%s",
job->mode == 1 ? "disc" : "tracks");
if(all || job->min_lba != dflt->min_lba)
sprintf(report + strlen(report), " min_lba=%d", job->min_lba);
if(all || job->max_lba != dflt->max_lba)
sprintf(report + strlen(report), " max_lba=%d", job->max_lba);
if(all || job->retry != dflt->retry)
sprintf(report + strlen(report), " retry=%s",
job->retry == 1 ? "on" : job->retry == -1 ? "off" : "default");
if(all || job->time_limit != dflt->time_limit)
sprintf(report + strlen(report), " time_limit=%d", job->time_limit);
if(all || job->item_limit != dflt->item_limit)
sprintf(report + strlen(report), " item_limit=%d", job->item_limit);
if(all || strcmp(job->abort_file_path, dflt->abort_file_path)) {
strcat(report, " abort_file=");
Text_shellsafe(job->abort_file_path, report + strlen(report), 0);
}
if(strlen(report) > 4 * SfileadrL)
{ret= 0; goto ex;}
if(all || strcmp(job->data_to_path, dflt->data_to_path)) {
strcat(report, " data_to=");
Text_shellsafe(job->data_to_path, report + strlen(report), 0);
}
if(strlen(report) > 4 * SfileadrL)
{ret= 0; goto ex;}
if(all || strcmp(job->sector_map_path, dflt->sector_map_path)) {
strcat(report, " sector_map=");
Text_shellsafe(job->sector_map_path, report + strlen(report), 0);
}
if(all || job->map_with_volid != dflt->map_with_volid)
sprintf(report + strlen(report), " map_with_volid=%s",
job->map_with_volid == 1 ? "on" : "off");
if(all || job->patch_lba0 != dflt->patch_lba0) {
sprintf(report + strlen(report), " patch_lba0=");
if(job->patch_lba0 == 0)
sprintf(report + strlen(report), "off");
else if(job->patch_lba0_msc1 >= 0)
sprintf(report + strlen(report), "%d%s",
job->patch_lba0_msc1, job->patch_lba0 == 2 ? ":force" : "");
else
sprintf(report + strlen(report), "%s",
job->patch_lba0 == 2 ? "force" : "on");
}
if(all || job->report_mode != dflt->report_mode)
sprintf(report + strlen(report), " report=%s",
job->report_mode == 0 ? "blocks" :
job->report_mode == 1 ? "files" : "blocks_files");
if(all || job->slow_threshold_seq != dflt->slow_threshold_seq)
sprintf(report + strlen(report), " slow_limit=%f", job->slow_threshold_seq);
if(all || xorriso->check_media_bad_limit != Xorriso_read_quality_invaliD)
sprintf(report + strlen(report), " bad_limit=%s",
Spotlist__quality_name(xorriso->check_media_bad_limit, quality_name,
Xorriso_read_quality_invaliD, 0) + 2);
if(all || job->min_block_size != dflt->min_block_size)
sprintf(report + strlen(report), " chunk_size=%ds", job->min_block_size);
if(all || strcmp(job->event_severity, "ALL") != 0)
sprintf(report + strlen(report), " event=%s", job->event_severity);
if(strlen(report) > 4 * SfileadrL)
{ret= 0; goto ex;}
ret= 1;
ex:;
strcat(report, " ");
strcat(report, xorriso->list_delimiter);
Checkmediajob_destroy(&dflt, 0);
if(default_report != NULL) {
sprintf(default_report, "-check_media_defaults reset=now %s",
xorriso->list_delimiter);
if(ret > 0 && strcmp(report, default_report) == 0)
ret= 2;
}
Xorriso_free_meM(default_report);
return(ret);
}
int Xorriso_sectormap_to_spotlist(struct XorrisO *xorriso,
struct CheckmediajoB *job,
struct SpotlisT **spotlist,
int flag)
{
struct SectorbitmaP *map;
int ret, i, sectors, sector_size, value, old_value= -1, old_start= -1;
map= job->sector_map;
if(map == NULL)
return(-1);
ret= Spotlist_new(spotlist, 0);
if(ret <= 0)
{ret= -1; goto ex;}
Sectorbitmap_get_layout(map, &sectors, &sector_size, 0);
sector_size/= 2048;
if(job->max_lba >= 0)
sectors= (job->max_lba + 1) / sector_size;
i= 0;
if(job->min_lba >= 0)
i= job->min_lba / sector_size;
for(; i < sectors; i++) {
value= Sectorbitmap_is_set(map, i, 0);
if(value == old_value)
continue;
if(old_value >= 0) {
ret= Spotlist_add_item(*spotlist, old_start, i * sector_size - old_start,
(old_value ? Xorriso_read_quality_valiD :
Xorriso_read_quality_invaliD), 0);
if(ret <= 0)
goto ex;
if(job->item_limit > 0 &&
Spotlist_count(*spotlist, 0) + 1 >= job->item_limit) {
sprintf(xorriso->info_text, "-check_media: Reached item_limit=%d",
job->item_limit);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, 0, "NOTE", 0);
if(sectors - i > 1) {
ret= Spotlist_add_item(*spotlist, i * sector_size,
(sectors - i - 1) * sector_size,
Xorriso_read_quality_untesteD, 0);
if(ret <= 0)
goto ex;
}
ret= 2; goto ex;
}
}
old_value= value;
old_start= i * sector_size;
}
if(old_value >= 0) {
ret= Spotlist_add_item(*spotlist, old_start, i * sector_size - old_start,
(old_value ? Xorriso_read_quality_valiD :
Xorriso_read_quality_invaliD), 0);
if(ret <= 0)
goto ex;
}
ret= 1;
ex:;
if(ret <= 0)
Spotlist_destroy(spotlist, 0);
return(ret);
}
/* @param flag bit0= mark untested areas as valid
bit1= leave untested areas as they are
*/
int Xorriso_spotlist_to_sectormap(struct XorrisO *xorriso,
struct SpotlisT *spotlist,
int read_chunk,
struct SectorbitmaP **map,
int flag)
{
struct SectorbitmaP *m;
int map_sectors= -1, map_sector_size= -1, valid;
int list_sectors, list_blocks, sector_size, sector_blocks;
int replace_map= 0, count, i, lba, blocks, quality, ret, pass;
sector_size= Spotlist_sector_size(spotlist, read_chunk, 0);
sector_blocks= sector_size / 2048;
if(*map != NULL)
Sectorbitmap_get_layout(*map, &map_sectors, &map_sector_size, 0);
count= Spotlist_count(spotlist, 0);
list_blocks= Spotlist_block_count(spotlist, 0);
/* >>> ??? insist in list_blocks % sector_blocks == 0 */
list_sectors= list_blocks / sector_blocks;
if(list_sectors * sector_blocks < list_blocks)
list_sectors++;
if(*map != NULL && map_sectors * (map_sector_size / 2048) >= list_blocks &&
map_sector_size == sector_size)
m= *map;
else {
if(*map != NULL) {
if(((off_t) (*map)->sectors) * ((off_t) (*map)->sector_size) >
((off_t) list_sectors) * ((off_t) sector_size))
list_sectors= (((off_t) (*map)->sectors) *
((off_t) (*map)->sector_size)) / ((off_t) sector_size)
+ 1;
}
ret= Sectorbitmap_new(&m, list_sectors, sector_size, 0);
if(ret <= 0)
return(-1);
replace_map= 1;
if(*map != NULL) {
ret= Sectorbitmap_copy(*map, m, 0);
if(ret <= 0) {
Sectorbitmap_destroy(&m, 0);
return(0);
}
}
}
count= Spotlist_count(spotlist, 0);
/* first set good bits, then eventually override by bad bits */
for(pass= 0; pass < 2; pass++) {
for(i= 0; i < count; i++) {
ret= Spotlist_get_item(spotlist, i, &lba, &blocks, &quality, 0);
if(ret <= 0)
continue;
valid= quality > xorriso->check_media_bad_limit;
if(quality == Xorriso_read_quality_untesteD && (flag & 1))
valid= 1;
if(quality == Xorriso_read_quality_untesteD && (flag & 2))
continue;
if(pass == 0 && !valid)
continue;
else if(pass == 1 && valid)
continue;
Sectorbitmap_set_range(m, lba / sector_blocks, blocks / sector_blocks,
valid);
}
}
if(replace_map) {
Sectorbitmap_destroy(map, 0);
*map= m;
}
return(1);
}
int Xorriso_open_job_data_to(struct XorrisO *xorriso,
struct CheckmediajoB *job, int flag)
{
if(job->data_to_path[0] == 0)
return(2);
job->data_to_fd= open(job->data_to_path, O_RDWR | O_CREAT | O_BINARY,
S_IRUSR | S_IWUSR);
if(job->data_to_fd == -1) {
sprintf(xorriso->info_text, "Cannot open path ");
Text_shellsafe(job->data_to_path, xorriso->info_text, 1);
Xorriso_msgs_submit(xorriso, 0, xorriso->info_text, errno, "FAILURE", 0);
return(0);
}
return(1);
}
int Xorriso_update_in_sector_map(struct XorrisO *xorriso,
struct SpotlisT *spotlist, int read_chunk,
struct CheckmediajoB *job, int flag)
{
int sectors, sector_size, sector_blocks, ret;
struct SectorbitmaP *map;
Sectorbitmap_destroy(&(xorriso->in_sector_map), 0);
if(job->use_dev == 1)
return(1);
map= job->sector_map;
sectors= Spotlist_block_count(spotlist, 0);
if(sectors <= 0)
return(0);
sector_size= Spotlist_sector_size(spotlist, read_chunk, 0);
sector_blocks= sector_size / 2048;
if(sector_blocks > 1)
sectors= sectors / sector_blocks + !!(sectors % sector_blocks);
ret= Sectorbitmap_new(&(xorriso->in_sector_map), sectors, sector_size, 0);
if(ret <= 0)
return(ret);
if(map != NULL)
Sectorbitmap_copy(map, xorriso->in_sector_map, 0);
ret= Xorriso_spotlist_to_sectormap(xorriso, spotlist, read_chunk,
&(xorriso->in_sector_map), 1);
return(ret);
}