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[Qemu-devel] [PATCH 1/4] qga: added empty qmp_quest_get_fsinfo functiona
From: |
Denis V. Lunev |
Subject: |
[Qemu-devel] [PATCH 1/4] qga: added empty qmp_quest_get_fsinfo functionality. |
Date: |
Sat, 2 May 2015 13:13:18 +0300 |
From: Olga Krishtal <address@hidden>
We need qmp_quest_get_fsinfo togather with vss-provider, which works with
volumes. The call to this function is implemented via
FindFirst/NextVolumes. Moreover volumes in Windows OS are filesystem unit,
so it will be more effective to work with them rather with devices.
Signed-off-by: Olga Krishtal <address@hidden>
Signed-off-by: Denis V. Lunev <address@hidden>
CC: Michael Roth <address@hidden>
---
qga/commands-win32.c | 34 +++++++++++++++++++++++++++++++---
1 file changed, 31 insertions(+), 3 deletions(-)
diff --git a/qga/commands-win32.c b/qga/commands-win32.c
index 3ef0549..1a82ec9 100644
--- a/qga/commands-win32.c
+++ b/qga/commands-win32.c
@@ -382,12 +382,40 @@ static void guest_file_init(void)
QTAILQ_INIT(&guest_file_state.filehandles);
}
-GuestFilesystemInfoList *qmp_guest_get_fsinfo(Error **errp)
+static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp)
{
- error_set(errp, QERR_UNSUPPORTED);
return NULL;
}
+GuestFilesystemInfoList *qmp_guest_get_fsinfo(Error **errp)
+{
+ HANDLE vol_h;
+ GuestFilesystemInfoList *new, *ret = NULL;
+ char guid[256];
+ bool res = false;
+
+ vol_h = FindFirstVolume(guid, sizeof(guid));
+ if (vol_h == INVALID_HANDLE_VALUE) {
+ error_setg_win32(errp, GetLastError(), "failed to find any volume");
+ return NULL;
+ }
+
+ do {
+ new = g_malloc(sizeof(*ret));
+ new->value = build_guest_fsinfo(guid, errp);
+ new->next = ret;
+ ret = new;
+ res = FindNextVolume(vol_h, guid, sizeof(guid));
+ } while (res);
+
+ if (GetLastError() != ERROR_NO_MORE_FILES) {
+ error_setg_win32(errp, GetLastError(), "failed to find next volume");
+ }
+
+ FindVolumeClose(vol_h);
+ return ret;
+}
+
/*
* Return status of freeze/thaw
*/
@@ -712,7 +740,7 @@ GList *ga_command_blacklist_init(GList *blacklist)
"guest-set-user-password",
"guest-get-memory-blocks", "guest-set-memory-blocks",
"guest-get-memory-block-size",
- "guest-fsfreeze-freeze-list", "guest-get-fsinfo",
+ "guest-fsfreeze-freeze-list",
"guest-fstrim", NULL};
char **p = (char **)list_unsupported;
--
1.9.1
- [Qemu-devel] [PATCH 0/4] qga: disk and volume info for Windows guest, Denis V. Lunev, 2015/05/02
- [Qemu-devel] [PATCH 2/4] qga: added mountpoint and filesystem type for single, Denis V. Lunev, 2015/05/02
- [Qemu-devel] [PATCH 1/4] qga: added empty qmp_quest_get_fsinfo functionality.,
Denis V. Lunev <=
- [Qemu-devel] [PATCH 3/4] qga: added bus type and disk location path, Denis V. Lunev, 2015/05/02
- [Qemu-devel] [PATCH 4/4] qga: added GuestPCIAddress information, Denis V. Lunev, 2015/05/02
- Re: [Qemu-devel] [PATCH 0/4] qga: disk and volume info for Windows guest, Denis V. Lunev, 2015/05/12
- Re: [Qemu-devel] [PATCH 0/4] qga: disk and volume info for Windows guest, Denis V. Lunev, 2015/05/20
- Re: [Qemu-devel] [PATCH 0/4] qga: disk and volume info for Windows guest, Denis V. Lunev, 2015/05/27