diff mbox series

[v5.2,2/2] qga-win: add driver path usage to GuestFilesystemInfo

Message ID 20180614080607.16604-3-chen_han_xiao@126.com
State New
Headers show
Series qga: report the usage of fs in guests | expand

Commit Message

Chen Hanxiao June 14, 2018, 8:06 a.m. UTC 
From: Chen Hanxiao <chenhanxiao@gmail.com>

This patch adds support for getting the usage of
windows driver path.
The usage of fs stored as used_bytes and total_bytes.

Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Chen Hanxiao <chenhanxiao@gmail.com>
---
v2:
  unpack usage as used-bytes and total-bytes

 qga/commands-win32.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/qga/commands-win32.c b/qga/commands-win32.c
index 70ee5379f6..0103c0695c 100644
--- a/qga/commands-win32.c
+++ b/qga/commands-win32.c
@@ -670,6 +670,7 @@  static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp)
     char fs_name[32];
     char vol_info[MAX_PATH+1];
     size_t len;
+    uint64_t i64FreeBytesToCaller, i64TotalBytes, i64FreeBytes;
     GuestFilesystemInfo *fs = NULL;
 
     GetVolumePathNamesForVolumeName(guid, (LPCH)&mnt, 0, &info_size);
@@ -699,10 +700,21 @@  static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp)
     fs_name[sizeof(fs_name) - 1] = 0;
     fs = g_malloc(sizeof(*fs));
     fs->name = g_strdup(guid);
+    fs->has_total_bytes = false;
+    fs->has_used_bytes = false;
     if (len == 0) {
         fs->mountpoint = g_strdup("System Reserved");
     } else {
         fs->mountpoint = g_strndup(mnt_point, len);
+        if (GetDiskFreeSpaceEx(fs->mountpoint,
+                               (PULARGE_INTEGER) & i64FreeBytesToCaller,
+                               (PULARGE_INTEGER) & i64TotalBytes,
+                               (PULARGE_INTEGER) & i64FreeBytes)) {
+            fs->used_bytes = i64TotalBytes - i64FreeBytes;
+            fs->total_bytes = i64TotalBytes;
+            fs->has_total_bytes = true;
+            fs->has_used_bytes = true;
+        }
     }
     fs->type = g_strdup(fs_name);
     fs->disk = build_guest_disk_info(guid, errp);