From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:50782) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UDDvR-0004wZ-BJ for qemu-devel@nongnu.org; Wed, 06 Mar 2013 07:58:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UDDvQ-00083j-7i for qemu-devel@nongnu.org; Wed, 06 Mar 2013 07:58:29 -0500 Received: from e23smtp01.au.ibm.com ([202.81.31.143]:53372) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UDDvP-00083V-MN for qemu-devel@nongnu.org; Wed, 06 Mar 2013 07:58:28 -0500 Received: from /spool/local by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 6 Mar 2013 22:52:24 +1000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [9.190.234.120]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 25C1B2BB0023 for ; Wed, 6 Mar 2013 23:58:08 +1100 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r26CjV7G30867636 for ; Wed, 6 Mar 2013 23:45:31 +1100 Received: from d23av04.au.ibm.com (loopback [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r26Cw7ja032356 for ; Wed, 6 Mar 2013 23:58:07 +1100 From: Lei Li Date: Wed, 6 Mar 2013 20:57:44 +0800 Message-Id: <1362574665-4709-2-git-send-email-lilei@linux.vnet.ibm.com> In-Reply-To: <1362574665-4709-1-git-send-email-lilei@linux.vnet.ibm.com> References: <1362574665-4709-1-git-send-email-lilei@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 3/4] qga: add windows implementation for guest-get-time List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aliguori@us.ibm.com, mdroth@linux.vnet.ibm.com, Lei Li Signed-off-by: Lei Li --- qga/commands-win32.c | 28 ++++++++++++++++++++++++++++ 1 files changed, 28 insertions(+), 0 deletions(-) diff --git a/qga/commands-win32.c b/qga/commands-win32.c index 7e8ecb3..4febec7 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -22,6 +22,8 @@ #define SHTDN_REASON_FLAG_PLANNED 0x80000000 #endif +#define _W32_FT_OFFSET (116444736000000000ULL) + static void acquire_privilege(const char *name, Error **err) { HANDLE token; @@ -108,6 +110,32 @@ void qmp_guest_shutdown(bool has_mode, const char *mode, Error **err) } } +int64_t qmp_guest_get_time(Error **errp) +{ + SYSTEMTIME *ts = g_malloc0(sizeof(SYSTEMTIME)); + int64_t time_ns; + union { + UINT64 ns100; + FILETIME tf; + } time; + + GetSystemTime(ts); + if (!ts) { + slog("guest-get-time failed: %d", GetLastError()); + error_setg_errno(errp, errno, "Failed to get time"); + return -1; + } + + if (!SystemTimeToFileTime(ts, &time.tf)) { + error_setg_errno(errp, errno, "Failed to convert system time"); + return -1; + } + + time_ns = (int64_t)((time.ns100 - _W32_FT_OFFSET) * 100); + + return time_ns; +} + int64_t qmp_guest_file_open(const char *path, bool has_mode, const char *mode, Error **err) { error_set(err, QERR_UNSUPPORTED); -- 1.7.7.6