net: Move HMP commands from monitor to net/

This moves these commands from MAINTAINERS sections "Human
Monitor (HMP)" and "QMP" to "Network device backends".

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20230124121946.1139465-16-armbru@redhat.com>

2 files changed, 143 insertions, 0 deletions

diff --git a/net/meson.build b/net/meson.build
index 6cd1e3dab3..87afca3e93 100644
--- a/net/meson.build
+++ b/net/meson.build
@@ -10,6 +10,7 @@ softmmu_ss.add(files(
   'filter-rewriter.c',
   'filter.c',
   'hub.c',
+  'net-hmp-cmds.c',
   'net.c',
   'queue.c',
   'socket.c',
diff --git a/net/net-hmp-cmds.c b/net/net-hmp-cmds.c
new file mode 100644
index 0000000000..d7427ea4f8
--- /dev/null
+++ b/net/net-hmp-cmds.c
@@ -0,0 +1,142 @@
+/*
+ * Human Monitor Interface commands
+ *
+ * Copyright IBM, Corp. 2011
+ *
+ * Authors:
+ *  Anthony Liguori   <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.  See
+ * the COPYING file in the top-level directory.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "migration/misc.h"
+#include "monitor/hmp.h"
+#include "net/net.h"
+#include "qapi/clone-visitor.h"
+#include "qapi/qapi-commands-net.h"
+#include "qapi/qapi-visit-net.h"
+#include "qapi/qmp/qdict.h"
+#include "qemu/config-file.h"
+#include "qemu/help_option.h"
+#include "qemu/option.h"
+
+void hmp_set_link(Monitor *mon, const QDict *qdict)
+{
+    const char *name = qdict_get_str(qdict, "name");
+    bool up = qdict_get_bool(qdict, "up");
+    Error *err = NULL;
+
+    qmp_set_link(name, up, &err);
+    hmp_handle_error(mon, err);
+}
+
+
+void hmp_announce_self(Monitor *mon, const QDict *qdict)
+{
+    const char *interfaces_str = qdict_get_try_str(qdict, "interfaces");
+    const char *id = qdict_get_try_str(qdict, "id");
+    AnnounceParameters *params = QAPI_CLONE(AnnounceParameters,
+                                            migrate_announce_params());
+
+    qapi_free_strList(params->interfaces);
+    params->interfaces = hmp_split_at_comma(interfaces_str);
+    params->has_interfaces = params->interfaces != NULL;
+    params->id = g_strdup(id);
+    qmp_announce_self(params, NULL);
+    qapi_free_AnnounceParameters(params);
+}
+
+void hmp_netdev_add(Monitor *mon, const QDict *qdict)
+{
+    Error *err = NULL;
+    QemuOpts *opts;
+    const char *type = qdict_get_try_str(qdict, "type");
+
+    if (type && is_help_option(type)) {
+        show_netdevs();
+        return;
+    }
+    opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict, &err);
+    if (err) {
+        goto out;
+    }
+
+    netdev_add(opts, &err);
+    if (err) {
+        qemu_opts_del(opts);
+    }
+
+out:
+    hmp_handle_error(mon, err);
+}
+
+void hmp_netdev_del(Monitor *mon, const QDict *qdict)
+{
+    const char *id = qdict_get_str(qdict, "id");
+    Error *err = NULL;
+
+    qmp_netdev_del(id, &err);
+    hmp_handle_error(mon, err);
+}
+
+
+void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str)
+{
+    size_t len;
+    int i;
+
+    if (nb_args != 2) {
+        return;
+    }
+    len = strlen(str);
+    readline_set_completion_index(rs, len);
+    for (i = 0; i < NET_CLIENT_DRIVER__MAX; i++) {
+        readline_add_completion_of(rs, str, NetClientDriver_str(i));
+    }
+}
+
+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[MAX_QUEUE_NUM];
+        int count, i;
+        count = qemu_find_net_clients_except(NULL, ncs,
+                                             NET_CLIENT_DRIVER_NONE,
+                                             MAX_QUEUE_NUM);
+        for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
+            readline_add_completion_of(rs, str, ncs[i]->name);
+        }
+    } else if (nb_args == 3) {
+        readline_add_completion_of(rs, str, "on");
+        readline_add_completion_of(rs, str, "off");
+    }
+}
+
+void netdev_del_completion(ReadLineState *rs, int nb_args, const char *str)
+{
+    int len, count, i;
+    NetClientState *ncs[MAX_QUEUE_NUM];
+
+    if (nb_args != 2) {
+        return;
+    }
+
+    len = strlen(str);
+    readline_set_completion_index(rs, len);
+    count = qemu_find_net_clients_except(NULL, ncs, NET_CLIENT_DRIVER_NIC,
+                                         MAX_QUEUE_NUM);
+    for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
+        if (ncs[i]->is_netdev) {
+            readline_add_completion_of(rs, str, ncs[i]->name);
+        }
+    }
+}