[PATCH 2/3] wpa_cli: Add completion routine for "get" command

[Mikael Kanstrup]

From: Mikael Kanstrup <mikael.kanstrup at sonymobile.com>

Add tab completion function that includes all available "get"
parameters.

Signed-off-by: Mikael Kanstrup <mikael.kanstrup at sonymobile.com>
---
 wpa_supplicant/wpa_cli.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 67 insertions(+), 1 deletion(-)

diff --git a/wpa_supplicant/wpa_cli.c b/wpa_supplicant/wpa_cli.c
index 5a0af0d..32fe7c2 100644
--- a/wpa_supplicant/wpa_cli.c
+++ b/wpa_supplicant/wpa_cli.c
@@ -669,6 +669,72 @@ static int wpa_cli_cmd_get(struct wpa_ctrl *ctrl, int argc, char *argv[])
 	return wpa_cli_cmd(ctrl, "GET", 1, argc, argv);
 }
 
+static char ** wpa_cli_complete_get(const char *str, int pos)
+{
+	int arg = get_cmd_arg_num(str, pos);
+	const char *fields[] = {
+#ifdef CONFIG_CTRL_IFACE
+		"ctrl_interface", "ctrl_interface_group",
+#endif /* CONFIG_CTRL_IFACE */
+		"eapol_version", "ap_scan",
+#ifdef CONFIG_MESH
+		"user_mpm", "max_peer_links", "mesh_max_inactivity",
+#endif /* CONFIG_MESH */
+		"disable_scan_offload", "fast_reauth", "opensc_engine_path",
+		"pkcs11_engine_path", "pkcs11_module_path", "openssl_ciphers",
+		"pcsc_reader", "pcsc_pin", "external_sim", "driver_param",
+		"dot11RSNAConfigPMKLifetime",
+		"dot11RSNAConfigPMKReauthThreshold",
+		"dot11RSNAConfigSATimeout",
+#ifndef CONFIG_NO_CONFIG_WRITE
+		"update_config",
+#endif /* CONFIG_NO_CONFIG_WRITE */
+#ifdef CONFIG_WPS
+		"device_name", "manufacturer", "model_name", "model_number",
+		"serial_number", "config_methods", "wps_cred_processing",
+#endif /* CONFIG_WPS */
+#ifdef CONFIG_P2P
+		"p2p_listen_reg_class", "p2p_listen_channel",
+		"p2p_oper_reg_class", "p2p_oper_channel", "p2p_go_intent",
+		"p2p_ssid_postfix", "persistent_reconnect", "p2p_intra_bss",
+		"p2p_group_idle", "p2p_passphrase_len", "p2p_add_cli_chan",
+		"p2p_optimize_listen_chan", "p2p_go_ht40", "p2p_go_vht",
+		"p2p_disabled", "p2p_go_ctwindow", "p2p_no_group_iface",
+		"p2p_ignore_shared_freq", "ip_addr_go", "ip_addr_mask",
+		"ip_addr_start", "ip_addr_end",
+#endif /* CONFIG_P2P */
+		"bss_max_count", "bss_expiration_age",
+		"bss_expiration_scan_count", "filter_ssids", "filter_rssi",
+		"max_num_sta", "disassoc_low_ack",
+#ifdef CONFIG_HS20
+		"hs20",
+#endif /* CONFIG_HS20 */
+		"interworking", "access_network_type", "pbc_in_m1", "autoscan",
+		"wps_nfc_dev_pw_id", "ext_password_backend",
+		"p2p_go_max_inactivity", "auto_interworking", "okc", "pmf",
+		"dtim_period", "beacon_int", "ignore_old_scan_res",
+		"scan_cur_freq", "sched_scan_interval",
+		"tdls_external_control", "osu_dir", "wowlan_triggers",
+		"p2p_search_delay", "mac_addr", "rand_addr_lifetime",
+		"preassoc_mac_addr", "key_mgmt_offload", "passive_scan",
+		"reassoc_same_bss_optim"
+	};
+	int i, num_fields = ARRAY_SIZE(fields);
+
+	if (arg == 1) {
+		char **res = os_calloc(num_fields + 1, sizeof(char *));
+		if (res == NULL)
+			return NULL;
+		for (i = 0; i < num_fields; i++) {
+			res[i] = os_strdup(fields[i]);
+			if (res[i] == NULL)
+				return res;
+		}
+		return res;
+	}
+
+	return NULL;
+}
 
 static int wpa_cli_cmd_logoff(struct wpa_ctrl *ctrl, int argc, char *argv[])
 {
@@ -2624,7 +2690,7 @@ static struct wpa_cli_cmd wpa_cli_commands[] = {
 	{ "dump", wpa_cli_cmd_dump, NULL,
 	  cli_cmd_flag_none,
 	  "= dump config variables" },
-	{ "get", wpa_cli_cmd_get, NULL,
+	{ "get", wpa_cli_cmd_get, wpa_cli_complete_get,
 	  cli_cmd_flag_none,
 	  "<name> = get information" },
 	{ "logon", wpa_cli_cmd_logon, NULL,
-- 
1.8.2.2