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ISCSI_READCAPACITY16 : Update the output to show all fields in the returned data

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not just the total size of the device.

Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>
This commit is contained in:
Ronnie Sahlberg
2012-10-25 19:24:09 -07:00
parent 2c7da101b3
commit 1132e4f941
1 changed files with 15 additions and 8 deletions
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23
src/iscsi-readcapacity16.c
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@@ -19,6 +19,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <inttypes.h>
#include <string.h>
#include <poll.h>
#include <popt.h>
@@ -60,6 +61,8 @@ int main(int argc, const char *argv[])
struct iscsi_url *iscsi_url = NULL;
int show_help = 0, show_usage = 0, debug = 0;
int res;
struct scsi_task *task;
struct scsi_readcapacity16 *rc16;
struct poptOption popt_options[] = {
{ "help", '?', POPT_ARG_NONE, &show_help, 0, "Show this help message", NULL },
@@ -102,9 +105,9 @@ int main(int argc, const char *argv[])
exit(10);
}
if (debug > 0) {
iscsi_set_debug(iscsi, debug);
}
if (debug > 0) {
iscsi_set_debug(iscsi, debug);
}
if (url == NULL) {
fprintf(stderr, "You must specify the URL\n");
@@ -136,9 +139,6 @@ int main(int argc, const char *argv[])
exit(10);
}
struct scsi_task *task;
struct scsi_readcapacity16 *rc16;
task = iscsi_readcapacity16_sync(iscsi, iscsi_url->lun);
if (task == NULL || task->status != SCSI_STATUS_GOOD) {
fprintf(stderr,"failed to send readcapacity command\n");
@@ -155,8 +155,15 @@ int main(int argc, const char *argv[])
iscsi_destroy_context(iscsi);
exit(10);
}
fprintf(stdout,"%lu",rc16->block_length*(rc16->returned_lba + 1));
printf("RETURNED LOGICAL BLOCK ADDRESS:%" PRIu64 "\n", rc16->returned_lba);
printf("LOGICAL BLOCK LENGTH IN BYTES:%u\n", rc16->block_length);
printf("P_TYPE:%d PROT_EN:%d\n", rc16->p_type, rc16->prot_en);
printf("P_I_EXPONENT:%d LOGICAL BLOCKS PER PHYSICAL BLOCK EXPONENT:%d\n", rc16->p_i_exp, rc16->lbppbe);
printf("LBPME:%d LBPRZ:%d\n", rc16->lbpme, rc16->lbprz);
printf("LOWEST ALIGNED LOGICAL BLOCK ADDRESS:%d\n", rc16->lalba);
printf("Total size:%" PRIu64 "\n", rc16->block_length * (rc16->returned_lba + 1));
iscsi_destroy_url(iscsi_url);