Re: [Qemu-devel] [PATCH v2 04/20] monitor: Convert client_migrate_info to QAPI

2015-05-29 Thread Markus Armbruster
Luiz Capitulino lcapitul...@redhat.com writes:

 On Tue, 26 May 2015 17:20:39 +0200
 Markus Armbruster arm...@redhat.com wrote:

 Signed-off-by: Markus Armbruster arm...@redhat.com
 Reviewed-by: Eric Blake ebl...@redhat.com
[...]
 index 8170309..38ff972 100644
 --- a/monitor.c
 +++ b/monitor.c
 @@ -1032,39 +1032,33 @@ static void hmp_info_trace_events(Monitor *mon, 
 const QDict *qdict)
  qapi_free_TraceEventInfoList(events);
  }
  
 -static int client_migrate_info(Monitor *mon, const QDict *qdict,
 -   QObject **ret_data)
 +void qmp_client_migrate_info(const char *protocol, const char *hostname,
 + bool has_port, int64_t port,
 + bool has_tls_port, int64_t tls_port,
 + bool has_cert_subject, const char 
 *cert_subject,
 + Error **errp)
  {
 -const char *protocol = qdict_get_str(qdict, protocol);
 -const char *hostname = qdict_get_str(qdict, hostname);
 -const char *subject  = qdict_get_try_str(qdict, cert-subject);
 -int port = qdict_get_try_int(qdict, port, -1);
 -int tls_port = qdict_get_try_int(qdict, tls-port, -1);
 -Error *err = NULL;
 -int ret;
 -
  if (strcmp(protocol, spice) == 0) {
 -if (!qemu_using_spice(err)) {
 -qerror_report_err(err);
 -error_free(err);
 -return -1;
 +if (!qemu_using_spice(errp)) {
 +return;
  }
  
 -if (port == -1  tls_port == -1) {
 -qerror_report(QERR_MISSING_PARAMETER, port/tls-port);
 -return -1;
 +if (!has_port  !has_tls_port) {
 +error_set(errp, QERR_MISSING_PARAMETER, port/tls-port);
 +return;
  }
  
 -ret = qemu_spice_migrate_info(hostname, port, tls_port, subject);
 -if (ret != 0) {
 -qerror_report(QERR_UNDEFINED_ERROR);
 -return -1;
 +if (qemu_spice_migrate_info(hostname,
 +has_port ? port : -1,
 +has_tls_port ? tls_port : -1,
 +cert_subject)) {
 +error_set(errp, QERR_UNDEFINED_ERROR);
 +return;
  }
 -return 0;
 +return;
  }
  
 -qerror_report(QERR_INVALID_PARAMETER_VALUE, protocol, spice);
 -return -1;
 +error_set(errp, QERR_INVALID_PARAMETER_VALUE, protocol, spice);
  }

 Why not use error_setg() instead of error_set()?

Just to keep this patch more obvious.

I agree the QERR_ macros need to go, but that'll take a separate series,
and only after I managed to empty out the rest of qerror.h.

[...]



Re: [Qemu-devel] [PATCH v2 04/20] monitor: Convert client_migrate_info to QAPI

2015-05-28 Thread Luiz Capitulino
On Tue, 26 May 2015 17:20:39 +0200
Markus Armbruster arm...@redhat.com wrote:

 Signed-off-by: Markus Armbruster arm...@redhat.com
 Reviewed-by: Eric Blake ebl...@redhat.com
 ---
  hmp-commands.hx  |  3 +--
  hmp.c| 17 +
  hmp.h|  1 +
  monitor.c| 42 ++
  qapi-schema.json | 19 +++
  qmp-commands.hx  |  2 +-
  6 files changed, 57 insertions(+), 27 deletions(-)
 
 diff --git a/hmp-commands.hx b/hmp-commands.hx
 index 0cf592b..af2de61 100644
 --- a/hmp-commands.hx
 +++ b/hmp-commands.hx
 @@ -1012,8 +1012,7 @@ ETEXI
  .args_type  = 
 protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?,
  .params = protocol hostname port tls-port cert-subject,
  .help   = set migration information for remote display,
 -.user_print = monitor_user_noop,
 -.mhandler.cmd_new = client_migrate_info,
 +.mhandler.cmd = hmp_client_migrate_info,
  },
  
  STEXI
 diff --git a/hmp.c b/hmp.c
 index e17852d..5a43f9d 100644
 --- a/hmp.c
 +++ b/hmp.c
 @@ -1250,6 +1250,23 @@ void hmp_migrate_set_parameter(Monitor *mon, const 
 QDict *qdict)
  }
  }
  
 +void hmp_client_migrate_info(Monitor *mon, const QDict *qdict)
 +{
 +Error *err = NULL;
 +const char *protocol = qdict_get_str(qdict, protocol);
 +const char *hostname = qdict_get_str(qdict, hostname);
 +bool has_port= qdict_haskey(qdict, port);
 +int port = qdict_get_try_int(qdict, port, -1);
 +bool has_tls_port= qdict_haskey(qdict, tls-port);
 +int tls_port = qdict_get_try_int(qdict, tls-port, -1);
 +const char *cert_subject = qdict_get_try_str(qdict, cert-subject);
 +
 +qmp_client_migrate_info(protocol, hostname,
 +has_port, port, has_tls_port, tls_port,
 +!!cert_subject, cert_subject, err);
 +hmp_handle_error(mon, err);
 +}
 +
  void hmp_set_password(Monitor *mon, const QDict *qdict)
  {
  const char *protocol  = qdict_get_str(qdict, protocol);
 diff --git a/hmp.h b/hmp.h
 index a158e3f..b81439c 100644
 --- a/hmp.h
 +++ b/hmp.h
 @@ -67,6 +67,7 @@ void hmp_migrate_set_speed(Monitor *mon, const QDict 
 *qdict);
  void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict);
  void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict);
  void hmp_migrate_set_cache_size(Monitor *mon, const QDict *qdict);
 +void hmp_client_migrate_info(Monitor *mon, const QDict *qdict);
  void hmp_set_password(Monitor *mon, const QDict *qdict);
  void hmp_expire_password(Monitor *mon, const QDict *qdict);
  void hmp_eject(Monitor *mon, const QDict *qdict);
 diff --git a/monitor.c b/monitor.c
 index 8170309..38ff972 100644
 --- a/monitor.c
 +++ b/monitor.c
 @@ -1032,39 +1032,33 @@ static void hmp_info_trace_events(Monitor *mon, const 
 QDict *qdict)
  qapi_free_TraceEventInfoList(events);
  }
  
 -static int client_migrate_info(Monitor *mon, const QDict *qdict,
 -   QObject **ret_data)
 +void qmp_client_migrate_info(const char *protocol, const char *hostname,
 + bool has_port, int64_t port,
 + bool has_tls_port, int64_t tls_port,
 + bool has_cert_subject, const char *cert_subject,
 + Error **errp)
  {
 -const char *protocol = qdict_get_str(qdict, protocol);
 -const char *hostname = qdict_get_str(qdict, hostname);
 -const char *subject  = qdict_get_try_str(qdict, cert-subject);
 -int port = qdict_get_try_int(qdict, port, -1);
 -int tls_port = qdict_get_try_int(qdict, tls-port, -1);
 -Error *err = NULL;
 -int ret;
 -
  if (strcmp(protocol, spice) == 0) {
 -if (!qemu_using_spice(err)) {
 -qerror_report_err(err);
 -error_free(err);
 -return -1;
 +if (!qemu_using_spice(errp)) {
 +return;
  }
  
 -if (port == -1  tls_port == -1) {
 -qerror_report(QERR_MISSING_PARAMETER, port/tls-port);
 -return -1;
 +if (!has_port  !has_tls_port) {
 +error_set(errp, QERR_MISSING_PARAMETER, port/tls-port);
 +return;
  }
  
 -ret = qemu_spice_migrate_info(hostname, port, tls_port, subject);
 -if (ret != 0) {
 -qerror_report(QERR_UNDEFINED_ERROR);
 -return -1;
 +if (qemu_spice_migrate_info(hostname,
 +has_port ? port : -1,
 +has_tls_port ? tls_port : -1,
 +cert_subject)) {
 +error_set(errp, QERR_UNDEFINED_ERROR);
 +return;
  }
 -return 0;
 +return;
  }
  
 -qerror_report(QERR_INVALID_PARAMETER_VALUE, protocol, spice);
 -return -1;
 +error_set(errp, QERR_INVALID_PARAMETER_VALUE,