From patchwork Tue Mar 5 09:39:11 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lei Li X-Patchwork-Id: 224970 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id A6BF62C0336 for ; Tue, 5 Mar 2013 20:40:10 +1100 (EST) Received: from localhost ([::1]:51179 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UCoLw-0006UK-NB for incoming@patchwork.ozlabs.org; Tue, 05 Mar 2013 04:40:08 -0500 Received: from eggs.gnu.org ([208.118.235.92]:59867) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UCoLY-0006Tz-MM for qemu-devel@nongnu.org; Tue, 05 Mar 2013 04:39:49 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UCoLW-0002By-Oe for qemu-devel@nongnu.org; Tue, 05 Mar 2013 04:39:44 -0500 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:44005) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UCoLV-0002BB-Vn for qemu-devel@nongnu.org; Tue, 05 Mar 2013 04:39:42 -0500 Received: from /spool/local by e23smtp03.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 5 Mar 2013 19:33:15 +1000 Received: from d23dlp02.au.ibm.com (202.81.31.213) by e23smtp03.au.ibm.com (202.81.31.209) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 5 Mar 2013 19:33:13 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 83D392BB0054 for ; Tue, 5 Mar 2013 20:39:33 +1100 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r259dU732556412 for ; Tue, 5 Mar 2013 20:39:30 +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 r259dWOL024199 for ; Tue, 5 Mar 2013 20:39:32 +1100 Received: from localhost.cn.ibm.com ([9.115.122.212]) by d23av04.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r259dRr0023941; Tue, 5 Mar 2013 20:39:31 +1100 From: Lei Li To: qemu-devel@nongnu.org Date: Tue, 5 Mar 2013 17:39:11 +0800 Message-Id: <1362476352-31414-2-git-send-email-lilei@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <1362476352-31414-1-git-send-email-lilei@linux.vnet.ibm.com> References: <1362476352-31414-1-git-send-email-lilei@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13030509-6102-0000-0000-00000319900D X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 202.81.31.145 Cc: aliguori@us.ibm.com, mdroth@linux.vnet.ibm.com, Lei Li Subject: [Qemu-devel] [PATCH 1/2] qga: add guest-get-time command X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Lei Li --- qga/commands-posix.c | 16 ++++++++++++++++ qga/qapi-schema.json | 13 +++++++++++++ 2 files changed, 29 insertions(+) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 7a0202e..1426262 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -119,6 +119,22 @@ void qmp_guest_shutdown(bool has_mode, const char *mode, Error **err) /* succeded */ } +int64_t qmp_guest_get_time(Error **errp) +{ + int ret; + qemu_timeval tq; + int64_t time_ns; + + ret = qemu_gettimeofday(&tq); + if (ret < 0) { + error_setg_errno(errp, errno, "Failed to get time"); + return -1; + } + + time_ns = tq.tv_sec * 1000000000LL + tq.tv_usec * 1000; + return time_ns; +} + typedef struct GuestFileHandle { uint64_t id; FILE *fh; diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json index d91d903..bb0f75e 100644 --- a/qga/qapi-schema.json +++ b/qga/qapi-schema.json @@ -83,6 +83,19 @@ { 'command': 'guest-ping' } ## +# @guest-get-time: +# +# Get the information about guest time relative to the Epoch +# of 1970-01-01 in UTC. +# +# Returns: Time in nanoseconds. +# +# Since 1.5 +## +{ 'command': 'guest-get-time', + 'returns': 'int' } + +## # @GuestAgentCommandInfo: # # Information about guest agent commands.