Adding upstream version 1.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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121
examples/display-columnar.c
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121
examples/display-columnar.c
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// SPDX-License-Identifier: LGPL-2.1-or-later
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/**
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* This file is part of libnvme.
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* Copyright (c) 2020 Western Digital Corporation or its affiliates.
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*
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* Authors: Keith Busch <keith.busch@wdc.com>
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*/
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/**
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* display-columnar: Scans the nvme topology, prints each record type in a
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* column format for easy visual scanning.
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*/
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#include <stdio.h>
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#include <inttypes.h>
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#include <libnvme.h>
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static const char dash[101] = {[0 ... 99] = '-'};
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int main()
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{
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nvme_root_t r;
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nvme_host_t h;
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nvme_subsystem_t s;
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nvme_ctrl_t c;
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nvme_path_t p;
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nvme_ns_t n;
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r = nvme_scan(NULL);
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if (!r)
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return -1;
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printf("%-16s %-96s %-.16s\n", "Subsystem", "Subsystem-NQN", "Controllers");
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printf("%-.16s %-.96s %-.16s\n", dash, dash, dash);
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nvme_for_each_host(r, h) {
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nvme_for_each_subsystem(h, s) {
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bool first = true;
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printf("%-16s %-96s ", nvme_subsystem_get_name(s),
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nvme_subsystem_get_nqn(s));
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nvme_subsystem_for_each_ctrl(s, c) {
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printf("%s%s", first ? "": ", ",
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nvme_ctrl_get_name(c));
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first = false;
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}
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printf("\n");
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}
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}
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printf("\n");
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printf("%-8s %-20s %-40s %-8s %-6s %-14s %-12s %-16s\n", "Device",
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"SN", "MN", "FR", "TxPort", "Address", "Subsystem", "Namespaces");
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printf("%-.8s %-.20s %-.40s %-.8s %-.6s %-.14s %-.12s %-.16s\n", dash, dash,
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dash, dash, dash, dash, dash, dash);
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nvme_for_each_host(r, h) {
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nvme_for_each_subsystem(h, s) {
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nvme_subsystem_for_each_ctrl(s, c) {
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bool first = true;
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printf("%-8s %-20s %-40s %-8s %-6s %-14s %-12s ",
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nvme_ctrl_get_name(c),
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nvme_ctrl_get_serial(c),
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nvme_ctrl_get_model(c),
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nvme_ctrl_get_firmware(c),
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nvme_ctrl_get_transport(c),
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nvme_ctrl_get_address(c),
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nvme_subsystem_get_name(s));
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nvme_ctrl_for_each_ns(c, n) {
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printf("%s%s", first ? "": ", ",
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nvme_ns_get_name(n));
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first = false;
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}
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nvme_ctrl_for_each_path(c, p) {
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printf("%s%s", first ? "": ", ",
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nvme_ns_get_name(nvme_path_get_ns(p)));
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first = false;
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}
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printf("\n");
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}
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}
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}
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printf("\n");
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printf("%-12s %-8s %-16s %-8s %-16s\n", "Device", "NSID", "Sectors", "Format", "Controllers");
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printf("%-.12s %-.8s %-.16s %-.8s %-.16s\n", dash, dash, dash, dash, dash);
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nvme_for_each_host(r, h) {
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nvme_for_each_subsystem(h, s) {
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nvme_subsystem_for_each_ctrl(s, c) {
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nvme_ctrl_for_each_ns(c, n)
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printf("%-12s %-8d %-16" PRIu64 " %-8d %s\n",
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nvme_ns_get_name(n),
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nvme_ns_get_nsid(n),
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nvme_ns_get_lba_count(n),
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nvme_ns_get_lba_size(n),
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nvme_ctrl_get_name(c));
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}
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nvme_subsystem_for_each_ns(s, n) {
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bool first = true;
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printf("%-12s %-8d %-16" PRIu64 " %-8d ",
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nvme_ns_get_name(n),
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nvme_ns_get_nsid(n),
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nvme_ns_get_lba_count(n),
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nvme_ns_get_lba_size(n));
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nvme_subsystem_for_each_ctrl(s, c) {
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printf("%s%s", first ? "" : ", ",
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nvme_ctrl_get_name(c));
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first = false;
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}
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printf("\n");
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}
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}
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}
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return 0;
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}
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