On Fri, 8 Jun 2012 11:42:56 -0400
Corey Bryant <coreyb@xxxxxxxxxxxxxxxxxx> wrote:
> v2:
> - Convert getfd and closefd to QAPI (lcapitulino@xxxxxxxxxx)
> - Remove changes that returned fd from getfd (lcapitulino@xxxxxxxxxx)
> - Wrap hmp_* functions around qmp_* functions (kwolf@xxxxxxxxxx)
> - Move hmp_* functions to hmp.c (lcapitulino@xxxxxxxxxx)
> - Drop .user_print lines (lcapitulino@xxxxxxxxxx)
> - Use 'cmd' instead of 'cmd_new' for HMP (lcapitulino@xxxxxxxxxx)
> - Change QMP command existance back to 0.14 (lcapitulino@xxxxxxxxxx)
Btw, having the changelog like this is not nice because it becomes part
of the history. It's better to move it after the '---' line, so that
git ignores it.
>
> Signed-off-by: Corey Bryant <coreyb@xxxxxxxxxxxxxxxxxx>
> ---
> hmp-commands.hx | 6 ++----
> hmp.c | 18 ++++++++++++++++++
> hmp.h | 2 ++
> monitor.c | 34 ++++++++++++++++------------------
> qapi-schema.json | 29 +++++++++++++++++++++++++++++
> qmp-commands.hx | 6 ++----
> 6 files changed, 69 insertions(+), 26 deletions(-)
>
> diff --git a/hmp-commands.hx b/hmp-commands.hx
> index f5d9d91..eea8b32 100644
> --- a/hmp-commands.hx
> +++ b/hmp-commands.hx
> @@ -1236,8 +1236,7 @@ ETEXI
> .args_type = "fdname:s",
> .params = "getfd name",
> .help = "receive a file descriptor via SCM rights and assign it a name",
> - .user_print = monitor_user_noop,
> - .mhandler.cmd_new = do_getfd,
> + .mhandler.cmd = hmp_getfd,
> },
>
> STEXI
> @@ -1253,8 +1252,7 @@ ETEXI
> .args_type = "fdname:s",
> .params = "closefd name",
> .help = "close a file descriptor previously passed via SCM rights",
> - .user_print = monitor_user_noop,
> - .mhandler.cmd_new = do_closefd,
> + .mhandler.cmd = hmp_closefd,
> },
>
> STEXI
> diff --git a/hmp.c b/hmp.c
> index 2ce8cb9..6241856 100644
> --- a/hmp.c
> +++ b/hmp.c
> @@ -999,3 +999,21 @@ void hmp_netdev_del(Monitor *mon, const QDict *qdict)
> qmp_netdev_del(id, &err);
> hmp_handle_error(mon, &err);
> }
> +
> +void hmp_getfd(Monitor *mon, const QDict *qdict)
> +{
> + const char *fdname = qdict_get_str(qdict, "fdname");
> + Error *errp = NULL;
> +
> + qmp_getfd(fdname, &errp);
> + hmp_handle_error(mon, &errp);
> +}
> +
> +void hmp_closefd(Monitor *mon, const QDict *qdict)
> +{
> + const char *fdname = qdict_get_str(qdict, "fdname");
> + Error *errp = NULL;
> +
> + qmp_closefd(fdname, &errp);
> + hmp_handle_error(mon, &errp);
> +}
> diff --git a/hmp.h b/hmp.h
> index 79d138d..8d2b0d7 100644
> --- a/hmp.h
> +++ b/hmp.h
> @@ -64,5 +64,7 @@ void hmp_device_del(Monitor *mon, const QDict *qdict);
> void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict);
> void hmp_netdev_add(Monitor *mon, const QDict *qdict);
> void hmp_netdev_del(Monitor *mon, const QDict *qdict);
> +void hmp_getfd(Monitor *mon, const QDict *qdict);
> +void hmp_closefd(Monitor *mon, const QDict *qdict);
>
> #endif
> diff --git a/monitor.c b/monitor.c
> index a3bc2c7..4c53cb6 100644
> --- a/monitor.c
> +++ b/monitor.c
> @@ -2182,48 +2182,46 @@ static void do_inject_mce(Monitor *mon, const QDict *qdict)
> }
> #endif
>
> -static int do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
> +void qmp_getfd(const char *fdname, Error **errp)
> {
> - const char *fdname = qdict_get_str(qdict, "fdname");
> mon_fd_t *monfd;
> int fd;
>
> - fd = qemu_chr_fe_get_msgfd(mon->chr);
> + fd = qemu_chr_fe_get_msgfd(cur_mon->chr);
> if (fd == -1) {
> - qerror_report(QERR_FD_NOT_SUPPLIED);
> - return -1;
> + error_set(errp, QERR_FD_NOT_SUPPLIED);
> + return;
> }
>
> if (qemu_isdigit(fdname[0])) {
> - qerror_report(QERR_INVALID_PARAMETER_VALUE, "fdname",
> - "a name not starting with a digit");
> - return -1;
> + error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
> + "a name not starting with a digit");
> + return;
> }
>
> - QLIST_FOREACH(monfd, &mon->fds, next) {
> + QLIST_FOREACH(monfd, &cur_mon->fds, next) {
> if (strcmp(monfd->name, fdname) != 0) {
> continue;
> }
>
> close(monfd->fd);
> monfd->fd = fd;
> - return 0;
> + return;
> }
>
> monfd = g_malloc0(sizeof(mon_fd_t));
> monfd->name = g_strdup(fdname);
> monfd->fd = fd;
>
> - QLIST_INSERT_HEAD(&mon->fds, monfd, next);
> - return 0;
> + QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next);
> + return;
> }
>
> -static int do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
> +void qmp_closefd(const char *fdname, Error **errp)
> {
> - const char *fdname = qdict_get_str(qdict, "fdname");
> mon_fd_t *monfd;
>
> - QLIST_FOREACH(monfd, &mon->fds, next) {
> + QLIST_FOREACH(monfd, &cur_mon->fds, next) {
> if (strcmp(monfd->name, fdname) != 0) {
> continue;
> }
> @@ -2232,11 +2230,11 @@ static int do_closefd(Monitor *mon, const QDict *qdict, QObject **ret_data)
> close(monfd->fd);
> g_free(monfd->name);
> g_free(monfd);
> - return 0;
> + return;
> }
>
> - qerror_report(QERR_FD_NOT_FOUND, fdname);
> - return -1;
> + error_set(errp, QERR_FD_NOT_FOUND, fdname);
> + return;
> }
>
> static void do_loadvm(Monitor *mon, const QDict *qdict)
> diff --git a/qapi-schema.json b/qapi-schema.json
> index 3b6e346..6be1d90 100644
> --- a/qapi-schema.json
> +++ b/qapi-schema.json
> @@ -1862,3 +1862,32 @@
> # Since: 0.14.0
> ##
> { 'command': 'netdev_del', 'data': {'id': 'str'} }
> +
> +##
> +# @getfd:
> +#
> +# Receive a file descriptor via SCM rights and assign it a name
> +#
> +# @fdname: file descriptor name
> +#
> +# Returns: Nothing on success
> +# If file descriptor was not received, FdNotSupplied
> +# If @fdname is not valid, InvalidParameterType
> +#
> +# Since: 0.14.0
> +##
> +{ 'command': 'getfd', 'data': {'fdname': 'str'} }
> +
> +##
> +# @closefd:
> +#
> +# Close a file descriptor previously passed via SCM rights
> +#
> +# @fdname: file descriptor name
> +#
> +# Returns: Nothing on success
> +# If @fdname is not found, FdNotFound
> +#
> +# Since: 0.14.0
> +##
> +{ 'command': 'closefd', 'data': {'fdname': 'str'} }
> diff --git a/qmp-commands.hx b/qmp-commands.hx
> index 2e1a38e..f8c0f68 100644
> --- a/qmp-commands.hx
> +++ b/qmp-commands.hx
> @@ -873,8 +873,7 @@ EQMP
> .args_type = "fdname:s",
> .params = "getfd name",
> .help = "receive a file descriptor via SCM rights and assign it a name",
> - .user_print = monitor_user_noop,
> - .mhandler.cmd_new = do_getfd,
> + .mhandler.cmd_new = qmp_marshal_input_getfd,
> },
>
> SQMP
> @@ -899,8 +898,7 @@ EQMP
> .args_type = "fdname:s",
> .params = "closefd name",
> .help = "close a file descriptor previously passed via SCM rights",
> - .user_print = monitor_user_noop,
> - .mhandler.cmd_new = do_closefd,
> + .mhandler.cmd_new = qmp_marshal_input_closefd,
> },
>
> SQMP
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