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Re: [Qemu-devel] [PATCH 1/2] qga: add guest-get-time command
From: |
mdroth |
Subject: |
Re: [Qemu-devel] [PATCH 1/2] qga: add guest-get-time command |
Date: |
Mon, 4 Mar 2013 12:04:48 -0600 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Mon, Mar 04, 2013 at 05:16:29PM +0800, Lei Li wrote:
> Signed-off-by: Lei Li <address@hidden>
Reviewed-by: Michael Roth <address@hidden>
> ---
> 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 0ad73f3..6fc6003 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..52bb091 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 on success.
> +#
> +# Since 1.5
> +##
> +{ 'command': 'guest-get-time',
> + 'returns': 'int' }
> +
> +##
> # @GuestAgentCommandInfo:
> #
> # Information about guest agent commands.
> --
> 1.7.11.7
>