int
dz_reset_zone(dz_dev_t *dzd,
int zno)
{
int ret = 0;
if ( (zno >= 0) && (zno < (int)dzd->nr_zones) ) {
ret = zbc_reset_write_pointer(dzd->dev, zbc_zone_start_lba(&dzd->zones[zno]));
} else if ( zno == -1 ) {
ret = zbc_reset_write_pointer(dzd->dev, -1);
}
if ( ret != 0 ) {
ret = errno;
fprintf(stderr, "zbc_reset_write_pointer failed %d (%s)\n",
errno,
strerror(errno));
}
return( ret );
}
int
dz_reset_zone(int idx)
{
int ret = 0;
if ( (idx >= 0)
&& (idx < dz.nr_zones) ) {
ret = zbc_reset_write_pointer(dz.dev, dz.zones[idx].zbz_write_pointer);
if ( ret != 0 ) {
ret = errno;
fprintf(stderr, "zbc_reset_write_pointer failed %d (%s)\n",
errno,
strerror(errno));
}
}
return( ret );
}
int main(int argc,
char **argv)
{
struct zbc_device_info info;
long long z;
struct zbc_device *dev;
int i, lba = 0, ret = 1;
zbc_zone_t *zones = NULL, *rzone = NULL;;
unsigned int nr_zones, rzone_idx = -1;
char *path;
/* Check command line */
if ( argc < 2 ) {
usage:
printf("Usage: %s [options] <dev> <zone>\n"
" By default <zone> is interpreted as a zone number.\n"
" If the -lba option is used, <zone> is interpreted as\n"
" the start LBA of the zone to reset.\n"
" If <zone> is -1, all zones are reset.\n"
"Options:\n"
" -v : Verbose mode\n"
" -lba : Interpret <zone> as a zone start LBA instead of a zone number\n",
argv[0]);
return( 1 );
}
/* Parse options */
for(i = 1; i < (argc - 1); i++) {
if ( strcmp(argv[i], "-v") == 0 ) {
zbc_set_log_level("debug");
} else if ( strcmp(argv[i], "-lba") == 0 ) {
lba = 1;
} else if ( argv[i][0] == '-' ) {
printf("Unknown option \"%s\"\n",
argv[i]);
goto usage;
} else {
break;
}
}
if ( i != (argc - 2) ) {
goto usage;
}
/* Open device */
path = argv[i];
ret = zbc_open(path, O_RDONLY, &dev);
if ( ret != 0 ) {
return( 1 );
}
ret = zbc_get_device_info(dev, &info);
if ( ret < 0 ) {
fprintf(stderr,
"zbc_get_device_info failed\n");
goto out;
}
printf("Device %s: %s\n",
path,
info.zbd_vendor_id);
printf(" %s interface, %s disk model\n",
zbc_disk_type_str(info.zbd_type),
zbc_disk_model_str(info.zbd_model));
printf(" %llu logical blocks of %u B\n",
(unsigned long long) info.zbd_logical_blocks,
(unsigned int) info.zbd_logical_block_size);
printf(" %llu physical blocks of %u B\n",
(unsigned long long) info.zbd_physical_blocks,
(unsigned int) info.zbd_physical_block_size);
printf(" %.03F GB capacity\n",
(double) (info.zbd_physical_blocks * info.zbd_physical_block_size) / 1000000000);
/* Target zone */
z = strtoll(argv[i + 1], NULL, 10);
if ( z == -1 ) {
printf("Resetting all zones...\n");
} else {
/* Get zone list */
ret = zbc_list_zones(dev, 0, ZBC_RO_ALL, &zones, &nr_zones);
if ( ret != 0 ) {
fprintf(stderr, "zbc_list_zones failed\n");
ret = 1;
goto out;
}
/* Search target zone */
if ( lba == 0 ) {
if ( (z >= 0) && (z < nr_zones) ) {
rzone = &zones[z];
rzone_idx = z;
}
} else {
for(i = 0; i < (int)nr_zones; i++) {
if ( zones[i].zbz_start == (uint64_t)z ) {
rzone = &zones[i];
rzone_idx = i;
break;
}
}
}
if ( ! rzone ) {
fprintf(stderr, "Target zone not found\n");
ret = 1;
goto out;
}
printf("Resetting zone %d/%d, start LBA %llu...\n",
rzone_idx,
nr_zones,
(unsigned long long) rzone->zbz_start);
z = rzone->zbz_start;
}
/* Reset WP */
ret = zbc_reset_write_pointer(dev, z);
if ( ret != 0 ) {
fprintf(stderr,
"zbc_reset_write_pointer failed\n");
ret = 1;
}
out:
if ( zones ) {
free(zones);
}
/* Close device file */
zbc_close(dev);
return( ret );
}
int main(int argc,
char **argv)
{
long long z;
struct zbc_device *dev;
int i, ret = 1;
zbc_zone_t *zones = NULL;
char *path;
/* Check command line */
if ( argc < 2 ) {
usage:
printf("Usage: %s [option] <dev> <lba>\n"
" lba -1 is to set all bit flag\n"
"Options:\n"
" -v : Verbose mode\n",
argv[0]);
return( 1 );
}
/* Parse options */
for(i = 1; i < (argc - 1); i++) {
if ( strcmp(argv[i], "-v") == 0 ) {
zbc_set_log_level("debug");
} else if ( argv[i][0] == '-' ) {
printf("Unknown option \"%s\"\n",
argv[i]);
goto usage;
} else {
break;
}
}
if ( i != (argc - 2) ) {
goto usage;
}
/* Open device */
path = argv[i];
z = atoll(argv[i+1]);
ret = zbc_open(path, O_RDONLY, &dev);
if ( ret != 0 ) {
fprintf(stderr, "[TEST][ERROR],open device failed\n");
printf("[TEST][ERROR][SENSE_KEY],open-device-failed\n");
printf("[TEST][ERROR][ASC_ASCQ],open-device-failed\n");
return( 1 );
}
/* Reset write pointer */
ret = zbc_reset_write_pointer(dev, (uint64_t)z);
if ( ret != 0 ) {
fprintf(stderr,
"[TEST][ERROR],zbc_test_reset_write_ptr failed\n");
{
zbc_errno_t zbc_err;
const char *sk_name;
const char *ascq_name;
zbc_errno(dev, &zbc_err);
sk_name = zbc_sk_str(zbc_err.sk);
ascq_name = zbc_asc_ascq_str(zbc_err.asc_ascq);
printf("[TEST][ERROR][SENSE_KEY],%s\n", sk_name);
printf("[TEST][ERROR][ASC_ASCQ],%s\n", ascq_name);
}
ret = 1;
}
if ( zones ) {
free(zones);
}
/* Close device file */
zbc_close(dev);
return( ret );
}
