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monitor: Add set_link arguments completion.

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Make it possible to query all net clients without specifying an ID when calling
qemu_find_net_clients_except().

This also adds the add_completion_option() function which is to be used for
other commands completions as well.

Signed-off-by: Hani Benhabiles <hani@linux.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
This commit is contained in:
Hani Benhabiles 2014-05-07 23:41:30 +01:00 committed by Luiz Capitulino
parent 13e315dada
commit 40d19394b7
4 changed files with 37 additions and 1 deletions
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1
hmp-commands.hx
View File

@ -1340,6 +1340,7 @@ ETEXI
.params = "name on|off",
.help = "change the link status of a network adapter",
.mhandler.cmd = hmp_set_link,
.command_completion = set_link_completion,
},
STEXI

1
hmp.h
View File

@ -100,5 +100,6 @@ void device_del_completion(ReadLineState *rs, int nb_args, const char *str);
void sendkey_completion(ReadLineState *rs, int nb_args, const char *str);
void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str);
void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str);
void set_link_completion(ReadLineState *rs, int nb_args, const char *str);
#endif

34
monitor.c
View File

@ -4269,6 +4269,17 @@ static const char *next_arg_type(const char *typestr)
return (p != NULL ? ++p : typestr);
}
static void add_completion_option(ReadLineState *rs, const char *str,
const char *option)
{
if (!str || !option) {
return;
}
if (!strncmp(option, str, strlen(str))) {
readline_add_completion(rs, option);
}
}
void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str)
{
size_t len;
@ -4444,6 +4455,29 @@ void sendkey_completion(ReadLineState *rs, int nb_args, const char *str)
}
}
void set_link_completion(ReadLineState *rs, int nb_args, const char *str)
{
size_t len;
len = strlen(str);
readline_set_completion_index(rs, len);
if (nb_args == 2) {
NetClientState *ncs[255];
int count, i;
count = qemu_find_net_clients_except(NULL, ncs,
NET_CLIENT_OPTIONS_KIND_NONE, 255);
for (i = 0; i < count; i++) {
const char *name = ncs[i]->name;
if (!strncmp(str, name, len)) {
readline_add_completion(rs, name);
}
}
} else if (nb_args == 3) {
add_completion_option(rs, str, "on");
add_completion_option(rs, str, "off");
}
}
static void monitor_find_completion_by_table(Monitor *mon,
const mon_cmd_t *cmd_table,
char **args,

2
net/net.c
View File

@ -633,7 +633,7 @@ int qemu_find_net_clients_except(const char *id, NetClientState **ncs,
if (nc->info->type == type) {
continue;
}
if (!strcmp(nc->name, id)) {
if (!id || !strcmp(nc->name, id)) {
if (ret < max) {
ncs[ret] = nc;
}