mirror of
https://github.com/xen-project/xen.git
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Wei Liu
07a1a8c3c8
Signed-off-by: Wei Liu <wei.liu2@citrix.com> Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
115 lines
2.7 KiB
C
115 lines
2.7 KiB
C
/*
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* Copyright 2009-2017 Citrix Ltd and other contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; version 2.1 only. with the special
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* exception on linking described in file LICENSE.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*/
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <libxl.h>
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#include <libxl_utils.h>
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#include <libxlutil.h>
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#include "xl.h"
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#include "xl_utils.h"
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#include "xl_parse.h"
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static int cd_insert(uint32_t domid, const char *virtdev, char *phys)
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{
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libxl_device_disk disk;
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char *buf = NULL;
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XLU_Config *config = 0;
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struct stat b;
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int r;
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xasprintf(&buf, "vdev=%s,access=r,devtype=cdrom,target=%s",
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virtdev, phys ? phys : "");
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parse_disk_config(&config, buf, &disk);
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/* ATM the existence of the backing file is not checked for qdisk
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* in libxl_cdrom_insert() because RAW is used for remote
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* protocols as well as plain files. This will ideally be changed
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* for 4.4, but this work-around fixes the problem of "cd-insert"
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* returning success for non-existent files. */
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if (disk.format != LIBXL_DISK_FORMAT_EMPTY
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&& stat(disk.pdev_path, &b)) {
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fprintf(stderr, "Cannot stat file: %s\n",
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disk.pdev_path);
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r = 1;
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goto out;
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}
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if (libxl_cdrom_insert(ctx, domid, &disk, NULL)) {
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r = 1;
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goto out;
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}
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r = 0;
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out:
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libxl_device_disk_dispose(&disk);
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free(buf);
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return r;
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}
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int main_cd_eject(int argc, char **argv)
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{
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uint32_t domid;
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int opt = 0;
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const char *virtdev;
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SWITCH_FOREACH_OPT(opt, "", NULL, "cd-eject", 2) {
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/* No options */
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}
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domid = find_domain(argv[optind]);
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virtdev = argv[optind + 1];
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if (cd_insert(domid, virtdev, NULL))
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return EXIT_FAILURE;
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return EXIT_SUCCESS;
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}
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int main_cd_insert(int argc, char **argv)
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{
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uint32_t domid;
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int opt = 0;
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const char *virtdev;
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char *file = NULL; /* modified by cd_insert tokenising it */
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SWITCH_FOREACH_OPT(opt, "", NULL, "cd-insert", 3) {
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/* No options */
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}
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domid = find_domain(argv[optind]);
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virtdev = argv[optind + 1];
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file = argv[optind + 2];
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if (cd_insert(domid, virtdev, file))
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return EXIT_FAILURE;
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return EXIT_SUCCESS;
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}
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/*
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* Local variables:
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* mode: C
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* c-basic-offset: 4
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* indent-tabs-mode: nil
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* End:
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*/
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