Commit f1088908 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

chardev: add hmp hotplug commands 



Add chardev-add and chardev-remove commands to the human monitor.
chardev-add accepts the same syntax as -chardev, chardev-remove
expects a chardev id.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent f1a1a356

hmp-commands.hx

+32 −0
Original line number Diff line number Diff line
@@ -1482,6 +1482,38 @@ Password is invalidated at the given time. @var{nsec} are the seconds 
passed since 1970, i.e. unix epoch.



@end table

ETEXI



    {

        .name       = "chardev-add",

        .args_type  = "args:s",

        .params     = "args",

        .help       = "add chardev",

        .mhandler.cmd = hmp_chardev_add,

    },



STEXI

@item chardev_add args

@findex chardev_add



chardev_add accepts the same parameters as the -chardev command line switch.



ETEXI



    {

        .name       = "chardev-remove",

        .args_type  = "id:s",

        .params     = "id",

        .help       = "remove chardev",

        .mhandler.cmd = hmp_chardev_remove,

    },



STEXI

@item chardev_remove id

@findex chardev_remove



Removes the chardev @var{id}.



ETEXI



    {

hmp.c

+23 −0
Original line number Diff line number Diff line
@@ -1336,3 +1336,26 @@ void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict) 
    qmp_nbd_server_stop(&errp);

    hmp_handle_error(mon, &errp);

}



void hmp_chardev_add(Monitor *mon, const QDict *qdict)

{

    const char *args = qdict_get_str(qdict, "args");

    Error *err = NULL;

    QemuOpts *opts;



    opts = qemu_opts_parse(qemu_find_opts("chardev"), args, 1);

    if (opts == NULL) {

        error_setg(&err, "Parsing chardev args failed\n");

    } else {

        qemu_chr_new_from_opts(opts, NULL, &err);

    }

    hmp_handle_error(mon, &err);

}



void hmp_chardev_remove(Monitor *mon, const QDict *qdict)

{

    Error *local_err = NULL;



    qmp_chardev_remove(qdict_get_str(qdict, "id"), &local_err);

    hmp_handle_error(mon, &local_err);

}

hmp.h

+2 −0
Original line number Diff line number Diff line
@@ -80,5 +80,7 @@ void hmp_screen_dump(Monitor *mon, const QDict *qdict); 
void hmp_nbd_server_start(Monitor *mon, const QDict *qdict);

void hmp_nbd_server_add(Monitor *mon, const QDict *qdict);

void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict);

void hmp_chardev_add(Monitor *mon, const QDict *qdict);

void hmp_chardev_remove(Monitor *mon, const QDict *qdict);



#endif