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Re: [Qemu-devel] [PATCH 1/3] qga: add support to get host time


From: Lei Li
Subject: Re: [Qemu-devel] [PATCH 1/3] qga: add support to get host time
Date: Fri, 11 Jan 2013 15:20:29 +0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0

On 01/09/2013 11:36 PM, mdroth wrote:
On Sun, Jan 06, 2013 at 06:06:58PM +0800, Lei Li wrote:
Signed-off-by: Lei Li <address@hidden>
---
  qga/commands-posix.c |   18 ++++++++++++++++++
  qga/qapi-schema.json |   17 +++++++++++++++++
  2 files changed, 35 insertions(+), 0 deletions(-)

diff --git a/qga/commands-posix.c b/qga/commands-posix.c
index a657201..26b0fa0 100644
--- a/qga/commands-posix.c
+++ b/qga/commands-posix.c
@@ -91,6 +91,24 @@ exit_err:
      error_set(err, QERR_UNDEFINED_ERROR);
  }

+static HostTimeInfo *get_host_time(void)
+{
Should squash this into patch #2, since it doesn't get used
till then. Otherwise we'll break build bisection when compiling
with -Wunused/-Wall && -Werror, which is usually the default.

ok, got it.
Thanks!

+    int err;
+    qemu_timeval tq;
+    HostTimeInfo *host_time;
+
+    err = qemu_gettimeofday(&tq);
+    if (err < 0) {
+        return NULL;
+    }
+
+    host_time = g_malloc0(sizeof(HostTimeInfo));
+    host_time->seconds = tq.tv_sec;
+    host_time->microseconds = tq.tv_usec;
+
+    return host_time;
+}
+
  typedef struct GuestFileHandle {
      uint64_t id;
      FILE *fh;
diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
index ed0eb69..7793aff 100644
--- a/qga/qapi-schema.json
+++ b/qga/qapi-schema.json
@@ -83,6 +83,23 @@
  { 'command': 'guest-ping' }

  ##
+# @HostTimeInfo
+#
+# Information about host time.
+#
+# @seconds: "seconds" time from the host.
+#
+# @microseconds: "microseconds" time from the host.
+#
+# @utc-offset: information about utc offset.
+#
+# Since: 1.4
+##
+{ 'type': 'HostTimeInfo',
+  'data': { 'seconds': 'int', 'microseconds': 'int',
+             'utc-offset': 'int' } }
+
+##
  # @GuestAgentCommandInfo:
  #
  # Information about guest agent commands.
--
1.7.7.6



--
Lei




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