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zfsboottest: catch up with r316585 and provide ldi_get_size method

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This method is required for querying file / disk sizes which is needed
at least for finding all copies of ZFS VDEV labels.

Reported by:	ngie
MFC after:	1 week
This commit is contained in:
avg 2017-08-01 11:09:18 +00:00
parent 4a43503667
commit 856340754c
1 changed files with 16 additions and 0 deletions
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16
tools/tools/zfsboottest/zfsboottest.c
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@ -28,7 +28,9 @@
/* $FreeBSD$ */
#include <sys/param.h>
#include <sys/disk.h>
#include <sys/queue.h>
#include <sys/stat.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
@ -51,6 +53,20 @@ pager_output(const char *line)
return (0);
}
uint64_t
ldi_get_size(void *priv)
{
struct stat sb;
int fd;
fd = *(int *)priv;
if (fstat(fd, &sb) != 0)
return (0);
if (S_ISCHR(sb.st_mode) && ioctl(fd, DIOCGMEDIASIZE, &sb.st_size) != 0)
return (0);
return (sb.st_size);
}
#define ZFS_TEST
#define printf(...) fprintf(stderr, __VA_ARGS__)
#include "libzfs.h"