From patchwork Fri Mar 1 09:32:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lei Li X-Patchwork-Id: 224263 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 5A3742C029D for ; Fri, 1 Mar 2013 20:34:05 +1100 (EST) Received: from localhost ([::1]:40951 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UBMLr-0004oN-IB for incoming@patchwork.ozlabs.org; Fri, 01 Mar 2013 04:34:03 -0500 Received: from eggs.gnu.org ([208.118.235.92]:49057) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UBMLT-0004jY-Kv for qemu-devel@nongnu.org; Fri, 01 Mar 2013 04:33:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UBMLS-0003PR-ET for qemu-devel@nongnu.org; Fri, 01 Mar 2013 04:33:39 -0500 Received: from e23smtp08.au.ibm.com ([202.81.31.141]:53846) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UBMLR-0003PF-Ng for qemu-devel@nongnu.org; Fri, 01 Mar 2013 04:33:38 -0500 Received: from /spool/local by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 1 Mar 2013 19:31:38 +1000 Received: from d23dlp03.au.ibm.com (202.81.31.214) by e23smtp08.au.ibm.com (202.81.31.205) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Fri, 1 Mar 2013 19:31:37 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id 324C3357802D for ; Fri, 1 Mar 2013 20:33:27 +1100 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r219XOxn5374374 for ; Fri, 1 Mar 2013 20:33:24 +1100 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r219XQUh010257 for ; Fri, 1 Mar 2013 20:33:26 +1100 Received: from localhost.cn.ibm.com ([9.115.122.212]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r219XL3O010143; Fri, 1 Mar 2013 20:33:25 +1100 From: Lei Li To: qemu-devel@nongnu.org Date: Fri, 1 Mar 2013 17:32:59 +0800 Message-Id: <1362130380-1895-2-git-send-email-lilei@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <1362130380-1895-1-git-send-email-lilei@linux.vnet.ibm.com> References: <1362130380-1895-1-git-send-email-lilei@linux.vnet.ibm.com> X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13030109-5140-0000-0000-000002D44861 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 202.81.31.141 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 | 16 ++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 0ad73f3..f159e25 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..563600c 100644 --- a/qga/qapi-schema.json +++ b/qga/qapi-schema.json @@ -83,6 +83,22 @@ { 'command': 'guest-ping' } ## +# @guest-get-time: +# +# Get the information about guest time relative to the Epoch +# of 1970-01-01 in UTC/GMT. +# +# This command try to get the guest's notion of the current +# time. +# +# Returns: Time in nanoseconds on success. +# +# Since 1.5 +## +{ 'command': 'guest-get-time', + 'returns': 'int' } + +## # @GuestAgentCommandInfo: # # Information about guest agent commands.