自学教程：C++ wps_dev_type_bin2str函数代码示例

static int p2p_parse_wps_ie(const struct wpabuf *buf, struct p2p_message *msg){    struct wps_parse_attr attr;    wpa_printf(MSG_DEBUG, "P2P: Parsing WPS IE");    if (wps_parse_msg(buf, &attr))        return -1;    if (attr.dev_name && attr.dev_name_len < sizeof(msg->device_name) &&            !msg->device_name[0])        os_memcpy(msg->device_name, attr.dev_name, attr.dev_name_len);    if (attr.config_methods) {        msg->wps_config_methods =            WPA_GET_BE16(attr.config_methods);        wpa_printf(MSG_DEBUG, "P2P: Config Methods (WPS): 0x%x",                   msg->wps_config_methods);    }    if (attr.dev_password_id) {        msg->dev_password_id = WPA_GET_BE16(attr.dev_password_id);        wpa_printf(MSG_DEBUG, "P2P: Device Password ID: %d",                   msg->dev_password_id);    }    if (attr.primary_dev_type) {        char devtype[WPS_DEV_TYPE_BUFSIZE];        msg->wps_pri_dev_type = attr.primary_dev_type;        wpa_printf(MSG_DEBUG, "P2P: Primary Device Type (WPS): %s",                   wps_dev_type_bin2str(msg->wps_pri_dev_type, devtype,                                        sizeof(devtype)));    }    return 0;}

static int p2p_parse_wps_ie(const struct wpabuf *buf, struct p2p_message *msg){	struct wps_parse_attr attr;	int i;	wpa_printf(MSG_DEBUG, "P2P: Parsing WPS IE");	if (wps_parse_msg(buf, &attr))		return -1;	if (attr.dev_name && attr.dev_name_len < sizeof(msg->device_name) &&	    !msg->device_name[0])		os_memcpy(msg->device_name, attr.dev_name, attr.dev_name_len);	if (attr.config_methods) {		msg->wps_config_methods =			WPA_GET_BE16(attr.config_methods);		wpa_printf(MSG_DEBUG, "P2P: Config Methods (WPS): 0x%x",			   msg->wps_config_methods);	}	if (attr.dev_password_id) {		msg->dev_password_id = WPA_GET_BE16(attr.dev_password_id);		wpa_printf(MSG_DEBUG, "P2P: Device Password ID: %d",			   msg->dev_password_id);		msg->dev_password_id_present = 1;	}	if (attr.primary_dev_type) {		char devtype[WPS_DEV_TYPE_BUFSIZE];		msg->wps_pri_dev_type = attr.primary_dev_type;		wpa_printf(MSG_DEBUG, "P2P: Primary Device Type (WPS): %s",			   wps_dev_type_bin2str(msg->wps_pri_dev_type, devtype,						sizeof(devtype)));	}	if (attr.sec_dev_type_list) {		msg->wps_sec_dev_type_list = attr.sec_dev_type_list;		msg->wps_sec_dev_type_list_len = attr.sec_dev_type_list_len;	}	for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {		msg->wps_vendor_ext[i] = attr.vendor_ext[i];		msg->wps_vendor_ext_len[i] = attr.vendor_ext_len[i];	}	msg->manufacturer = attr.manufacturer;	msg->manufacturer_len = attr.manufacturer_len;	msg->model_name = attr.model_name;	msg->model_name_len = attr.model_name_len;	msg->model_number = attr.model_number;	msg->model_number_len = attr.model_number_len;	msg->serial_number = attr.serial_number;	msg->serial_number_len = attr.serial_number_len;	msg->oob_dev_password = attr.oob_dev_password;	msg->oob_dev_password_len = attr.oob_dev_password_len;	return 0;}

static void hostapd_wps_pin_needed_cb(void *ctx, const u8 *uuid_e,				      const struct wps_device_data *dev){	struct hostapd_data *hapd = ctx;	char uuid[40], txt[400];	int len;	char devtype[WPS_DEV_TYPE_BUFSIZE];	if (uuid_bin2str(uuid_e, uuid, sizeof(uuid)))		return;	wpa_printf(MSG_DEBUG, "WPS: PIN needed for E-UUID %s", uuid);	len = os_snprintf(txt, sizeof(txt), WPS_EVENT_PIN_NEEDED			  "%s " MACSTR " [%s|%s|%s|%s|%s|%s]",			  uuid, MAC2STR(dev->mac_addr), dev->device_name,			  dev->manufacturer, dev->model_name,			  dev->model_number, dev->serial_number,			  wps_dev_type_bin2str(dev->pri_dev_type, devtype,					       sizeof(devtype)));	if (len > 0 && len < (int) sizeof(txt))		wpa_msg(hapd->msg_ctx, MSG_INFO, "%s", txt);	if (hapd->conf->wps_pin_requests) {		FILE *f;		struct os_time t;		f = fopen(hapd->conf->wps_pin_requests, "a");		if (f == NULL)			return;		os_get_time(&t);		fprintf(f, "%ld/t%s/t" MACSTR "/t%s/t%s/t%s/t%s/t%s"			"/t%s/n",			t.sec, uuid, MAC2STR(dev->mac_addr), dev->device_name,			dev->manufacturer, dev->model_name, dev->model_number,			dev->serial_number,			wps_dev_type_bin2str(dev->pri_dev_type, devtype,					     sizeof(devtype)));		fclose(f);	}}

static int wps_process_primary_dev_type(struct wps_device_data *dev,					const u8 *dev_type){	char devtype[WPS_DEV_TYPE_BUFSIZE];	if (dev_type == NULL) {		wpa_printf(MSG_DEBUG, "WPS: No Primary Device Type received");		return -1;	}	os_memcpy(dev->pri_dev_type, dev_type, WPS_DEV_TYPE_LEN);	wpa_printf(MSG_DEBUG, "WPS: Primary Device Type: %s",		   wps_dev_type_bin2str(dev->pri_dev_type, devtype,					sizeof(devtype)));	return 0;}

static void wpas_wps_pin_needed_cb(void *ctx, const u8 *uuid_e,				   const struct wps_device_data *dev){	char uuid[40], txt[400];	int len;	char devtype[WPS_DEV_TYPE_BUFSIZE];	if (uuid_bin2str(uuid_e, uuid, sizeof(uuid)))		return;	wpa_printf(MSG_DEBUG, "WPS: PIN needed for UUID-E %s", uuid);	len = os_snprintf(txt, sizeof(txt), "WPS-EVENT-PIN-NEEDED %s " MACSTR			  " [%s|%s|%s|%s|%s|%s]",			  uuid, MAC2STR(dev->mac_addr), dev->device_name,			  dev->manufacturer, dev->model_name,			  dev->model_number, dev->serial_number,			  wps_dev_type_bin2str(dev->pri_dev_type, devtype,					       sizeof(devtype)));	if (len > 0 && len < (int) sizeof(txt))		wpa_printf(MSG_INFO, "%s", txt);}

static void hostapd_wps_enrollee_seen_cb(void *ctx, const u8 *addr,					 const u8 *uuid_e,					 const u8 *pri_dev_type,					 u16 config_methods,					 u16 dev_password_id, u8 request_type,					 const char *dev_name){	struct hostapd_data *hapd = ctx;	char uuid[40];	char devtype[WPS_DEV_TYPE_BUFSIZE];	if (uuid_bin2str(uuid_e, uuid, sizeof(uuid)))		return;	if (dev_name == NULL)		dev_name = "";	wpa_msg_ctrl(hapd->msg_ctx, MSG_INFO, WPS_EVENT_ENROLLEE_SEEN MACSTR		     " %s %s 0x%x %u %u [%s]",		     MAC2STR(addr), uuid,		     wps_dev_type_bin2str(pri_dev_type, devtype,					  sizeof(devtype)),		     config_methods, dev_password_id, request_type, dev_name);}

static void wpa_supplicant_wps_event_er_ap_add(struct wpa_supplicant *wpa_s,					       struct wps_event_er_ap *ap){	char uuid_str[100];	char dev_type[WPS_DEV_TYPE_BUFSIZE];	uuid_bin2str(ap->uuid, uuid_str, sizeof(uuid_str));	if (ap->pri_dev_type)		wps_dev_type_bin2str(ap->pri_dev_type, dev_type,				     sizeof(dev_type));	else		dev_type[0] = '/0';	wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_ER_AP_ADD "%s " MACSTR		" pri_dev_type=%s wps_state=%d |%s|%s|%s|%s|%s|%s|",		uuid_str, MAC2STR(ap->mac_addr), dev_type, ap->wps_state,		ap->friendly_name ? ap->friendly_name : "",		ap->manufacturer ? ap->manufacturer : "",		ap->model_description ? ap->model_description : "",		ap->model_name ? ap->model_name : "",		ap->manufacturer_url ? ap->manufacturer_url : "",		ap->model_url ? ap->model_url : "");}

static void wpa_supplicant_wps_event_er_enrollee_add(	struct wpa_supplicant *wpa_s, struct wps_event_er_enrollee *enrollee){	char uuid_str[100];	char dev_type[WPS_DEV_TYPE_BUFSIZE];	uuid_bin2str(enrollee->uuid, uuid_str, sizeof(uuid_str));	if (enrollee->pri_dev_type)		wps_dev_type_bin2str(enrollee->pri_dev_type, dev_type,				     sizeof(dev_type));	else		dev_type[0] = '/0';	wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_ER_ENROLLEE_ADD "%s " MACSTR		" M1=%d config_methods=0x%x dev_passwd_id=%d pri_dev_type=%s "		"|%s|%s|%s|%s|%s|",		uuid_str, MAC2STR(enrollee->mac_addr), enrollee->m1_received,		enrollee->config_methods, enrollee->dev_passwd_id, dev_type,		enrollee->dev_name ? enrollee->dev_name : "",		enrollee->manufacturer ? enrollee->manufacturer : "",		enrollee->model_name ? enrollee->model_name : "",		enrollee->model_number ? enrollee->model_number : "",		enrollee->serial_number ? enrollee->serial_number : "");}

static void wpa_config_write_global(FILE *f, struct wpa_config *config){#ifdef CONFIG_CTRL_IFACE	if (config->ctrl_interface)		fprintf(f, "ctrl_interface=%s/n", config->ctrl_interface);	if (config->ctrl_interface_group)		fprintf(f, "ctrl_interface_group=%s/n",			config->ctrl_interface_group);#endif /* CONFIG_CTRL_IFACE */	if (config->eapol_version != DEFAULT_EAPOL_VERSION)		fprintf(f, "eapol_version=%d/n", config->eapol_version);	if (config->ap_scan != DEFAULT_AP_SCAN)		fprintf(f, "ap_scan=%d/n", config->ap_scan);	if (config->fast_reauth != DEFAULT_FAST_REAUTH)		fprintf(f, "fast_reauth=%d/n", config->fast_reauth);	if (config->opensc_engine_path)		fprintf(f, "opensc_engine_path=%s/n",			config->opensc_engine_path);	if (config->pkcs11_engine_path)		fprintf(f, "pkcs11_engine_path=%s/n",			config->pkcs11_engine_path);	if (config->pkcs11_module_path)		fprintf(f, "pkcs11_module_path=%s/n",			config->pkcs11_module_path);	if (config->driver_param)		fprintf(f, "driver_param=%s/n", config->driver_param);	if (config->dot11RSNAConfigPMKLifetime)		fprintf(f, "dot11RSNAConfigPMKLifetime=%d/n",			config->dot11RSNAConfigPMKLifetime);	if (config->dot11RSNAConfigPMKReauthThreshold)		fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%d/n",			config->dot11RSNAConfigPMKReauthThreshold);	if (config->dot11RSNAConfigSATimeout)		fprintf(f, "dot11RSNAConfigSATimeout=%d/n",			config->dot11RSNAConfigSATimeout);	if (config->update_config)		fprintf(f, "update_config=%d/n", config->update_config);#ifdef CONFIG_WPS	if (!is_nil_uuid(config->uuid)) {		char buf[40];		uuid_bin2str(config->uuid, buf, sizeof(buf));		fprintf(f, "uuid=%s/n", buf);	}	if (config->device_name)		fprintf(f, "device_name=%s/n", config->device_name);	if (config->manufacturer)		fprintf(f, "manufacturer=%s/n", config->manufacturer);	if (config->model_name)		fprintf(f, "model_name=%s/n", config->model_name);	if (config->model_number)		fprintf(f, "model_number=%s/n", config->model_number);	if (config->serial_number)		fprintf(f, "serial_number=%s/n", config->serial_number);	{		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;		buf = wps_dev_type_bin2str(config->device_type,					   _buf, sizeof(_buf));		if (os_strcmp(buf, "0-00000000-0") != 0)			fprintf(f, "device_type=%s/n", buf);	}	if (WPA_GET_BE32(config->os_version))		fprintf(f, "os_version=%08x/n",			WPA_GET_BE32(config->os_version));	if (config->config_methods)		fprintf(f, "config_methods=%s/n", config->config_methods);	if (config->wps_cred_processing)		fprintf(f, "wps_cred_processing=%d/n",			config->wps_cred_processing);#endif /* CONFIG_WPS */#ifdef CONFIG_P2P	if (config->p2p_listen_reg_class)		fprintf(f, "p2p_listen_reg_class=%u/n",			config->p2p_listen_reg_class);	if (config->p2p_listen_channel)		fprintf(f, "p2p_listen_channel=%u/n",			config->p2p_listen_channel);	if (config->p2p_oper_reg_class)		fprintf(f, "p2p_oper_reg_class=%u/n",			config->p2p_oper_reg_class);	if (config->p2p_oper_channel)		fprintf(f, "p2p_oper_channel=%u/n", config->p2p_oper_channel);	if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)		fprintf(f, "p2p_go_intent=%u/n", config->p2p_go_intent);	if (config->p2p_ssid_postfix)		fprintf(f, "p2p_ssid_postfix=%s/n", config->p2p_ssid_postfix);	if (config->persistent_reconnect)		fprintf(f, "persistent_reconnect=%u/n",			config->persistent_reconnect);	if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)		fprintf(f, "p2p_intra_bss=%u/n", config->p2p_intra_bss);	if (config->p2p_group_idle)		fprintf(f, "p2p_group_idle=%u/n", config->p2p_group_idle);#endif /* CONFIG_P2P */	if (config->country[0] && config->country[1]) {		fprintf(f, "country=%c%c/n",			config->country[0], config->country[1]);	}#ifdef CONFIG_EAP_SIM_AKA	if (config->software_sim)			fprintf(f, "software_sim=%d/n", config->software_sim);//.........这里部分代码省略.........

static int wpa_config_write_global(struct wpa_config *config, HKEY hk){#ifdef CONFIG_CTRL_IFACE	wpa_config_write_reg_string(hk, "ctrl_interface",				    config->ctrl_interface);#endif /* CONFIG_CTRL_IFACE */	wpa_config_write_reg_dword(hk, TEXT("eapol_version"),				   config->eapol_version,				   DEFAULT_EAPOL_VERSION);	wpa_config_write_reg_dword(hk, TEXT("ap_scan"), config->ap_scan,				   DEFAULT_AP_SCAN);	wpa_config_write_reg_dword(hk, TEXT("fast_reauth"),				   config->fast_reauth, DEFAULT_FAST_REAUTH);	wpa_config_write_reg_dword(hk, TEXT("dot11RSNAConfigPMKLifetime"),				   config->dot11RSNAConfigPMKLifetime, 0);	wpa_config_write_reg_dword(hk,				   TEXT("dot11RSNAConfigPMKReauthThreshold"),				   config->dot11RSNAConfigPMKReauthThreshold,				   0);	wpa_config_write_reg_dword(hk, TEXT("dot11RSNAConfigSATimeout"),				   config->dot11RSNAConfigSATimeout, 0);	wpa_config_write_reg_dword(hk, TEXT("update_config"),				   config->update_config,				   0);#ifdef CONFIG_WPS	if (!is_nil_uuid(config->uuid)) {		char buf[40];		uuid_bin2str(config->uuid, buf, sizeof(buf));		wpa_config_write_reg_string(hk, "uuid", buf);	}	wpa_config_write_reg_string(hk, "device_name", config->device_name);	wpa_config_write_reg_string(hk, "manufacturer", config->manufacturer);	wpa_config_write_reg_string(hk, "model_name", config->model_name);	wpa_config_write_reg_string(hk, "model_number", config->model_number);	wpa_config_write_reg_string(hk, "serial_number",				    config->serial_number);	{		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;		buf = wps_dev_type_bin2str(config->device_type,					   _buf, sizeof(_buf));		wpa_config_write_reg_string(hk, "device_type", buf);	}	wpa_config_write_reg_string(hk, "config_methods",				    config->config_methods);	if (WPA_GET_BE32(config->os_version)) {		char vbuf[10];		os_snprintf(vbuf, sizeof(vbuf), "%08x",			    WPA_GET_BE32(config->os_version));		wpa_config_write_reg_string(hk, "os_version", vbuf);	}	wpa_config_write_reg_dword(hk, TEXT("wps_cred_processing"),				   config->wps_cred_processing, 0);#endif /* CONFIG_WPS */#ifdef CONFIG_P2P	wpa_config_write_reg_string(hk, "p2p_ssid_postfix",				    config->p2p_ssid_postfix);	wpa_config_write_reg_dword(hk, TEXT("p2p_group_idle"),				   config->p2p_group_idle, 0);#endif /* CONFIG_P2P */	wpa_config_write_reg_dword(hk, TEXT("bss_max_count"),				   config->bss_max_count,				   DEFAULT_BSS_MAX_COUNT);	wpa_config_write_reg_dword(hk, TEXT("filter_ssids"),				   config->filter_ssids, 0);	wpa_config_write_reg_dword(hk, TEXT("max_num_sta"),				   config->max_num_sta, DEFAULT_MAX_NUM_STA);	wpa_config_write_reg_dword(hk, TEXT("disassoc_low_ack"),				   config->disassoc_low_ack, 0);	wpa_config_write_reg_dword(hk, TEXT("sched_scan_num_short_intervals"),				   config->sched_scan_num_short_intervals,				   DEFAULT_SCHED_SCAN_NUM_SHORT_INTERVALS);	wpa_config_write_reg_dword(hk, TEXT("sched_scan_short_interval"),				   config->sched_scan_short_interval,				   DEFAULT_SCHED_SCAN_SHORT_INTERVAL);	wpa_config_write_reg_dword(hk, TEXT("sched_scan_long_interval"),				   config->sched_scan_long_interval,				   DEFAULT_SCHED_SCAN_LONG_INTERVAL);	wpa_config_write_reg_dword(hk, TEXT("okc"), config->okc, 0);	wpa_config_write_reg_dword(hk, TEXT("pmf"), config->pmf, 0);	return 0;}

static void wpa_config_write_global(FILE *f, struct wpa_config *config){#ifdef CONFIG_CTRL_IFACE	if (config->ctrl_interface)		fprintf(f, "ctrl_interface=%s/n", config->ctrl_interface);	if (config->ctrl_interface_group)		fprintf(f, "ctrl_interface_group=%s/n",			config->ctrl_interface_group);#endif /* CONFIG_CTRL_IFACE */	if (config->eapol_version != DEFAULT_EAPOL_VERSION)		fprintf(f, "eapol_version=%d/n", config->eapol_version);	if (config->ap_scan != DEFAULT_AP_SCAN)		fprintf(f, "ap_scan=%d/n", config->ap_scan);	if (config->disable_scan_offload)		fprintf(f, "disable_scan_offload=%d/n",			config->disable_scan_offload);	if (config->fast_reauth != DEFAULT_FAST_REAUTH)		fprintf(f, "fast_reauth=%d/n", config->fast_reauth);	if (config->opensc_engine_path)		fprintf(f, "opensc_engine_path=%s/n",			config->opensc_engine_path);	if (config->pkcs11_engine_path)		fprintf(f, "pkcs11_engine_path=%s/n",			config->pkcs11_engine_path);	if (config->pkcs11_module_path)		fprintf(f, "pkcs11_module_path=%s/n",			config->pkcs11_module_path);	if (config->pcsc_reader)		fprintf(f, "pcsc_reader=%s/n", config->pcsc_reader);	if (config->pcsc_pin)		fprintf(f, "pcsc_pin=%s/n", config->pcsc_pin);	if (config->driver_param)		fprintf(f, "driver_param=%s/n", config->driver_param);	if (config->dot11RSNAConfigPMKLifetime)		fprintf(f, "dot11RSNAConfigPMKLifetime=%d/n",			config->dot11RSNAConfigPMKLifetime);	if (config->dot11RSNAConfigPMKReauthThreshold)		fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%d/n",			config->dot11RSNAConfigPMKReauthThreshold);	if (config->dot11RSNAConfigSATimeout)		fprintf(f, "dot11RSNAConfigSATimeout=%d/n",			config->dot11RSNAConfigSATimeout);	if (config->update_config)		fprintf(f, "update_config=%d/n", config->update_config);#ifdef CONFIG_WPS	if (!is_nil_uuid(config->uuid)) {		char buf[40];		uuid_bin2str(config->uuid, buf, sizeof(buf));		fprintf(f, "uuid=%s/n", buf);	}	if (config->device_name)		fprintf(f, "device_name=%s/n", config->device_name);	if (config->manufacturer)		fprintf(f, "manufacturer=%s/n", config->manufacturer);	if (config->model_name)		fprintf(f, "model_name=%s/n", config->model_name);	if (config->model_number)		fprintf(f, "model_number=%s/n", config->model_number);	if (config->serial_number)		fprintf(f, "serial_number=%s/n", config->serial_number);	{		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;		buf = wps_dev_type_bin2str(config->device_type,					   _buf, sizeof(_buf));		if (os_strcmp(buf, "0-00000000-0") != 0)			fprintf(f, "device_type=%s/n", buf);	}	if (WPA_GET_BE32(config->os_version))		fprintf(f, "os_version=%08x/n",			WPA_GET_BE32(config->os_version));	if (config->config_methods)		fprintf(f, "config_methods=%s/n", config->config_methods);	if (config->wps_cred_processing)		fprintf(f, "wps_cred_processing=%d/n",			config->wps_cred_processing);	if (config->wps_vendor_ext_m1) {		int i, len = wpabuf_len(config->wps_vendor_ext_m1);		const u8 *p = wpabuf_head_u8(config->wps_vendor_ext_m1);		if (len > 0) {			fprintf(f, "wps_vendor_ext_m1=");			for (i = 0; i < len; i++)				fprintf(f, "%02x", *p++);			fprintf(f, "/n");		}	}#endif /* CONFIG_WPS */#ifdef CONFIG_P2P	if (config->p2p_listen_reg_class)		fprintf(f, "p2p_listen_reg_class=%u/n",			config->p2p_listen_reg_class);	if (config->p2p_listen_channel)		fprintf(f, "p2p_listen_channel=%u/n",			config->p2p_listen_channel);	if (config->p2p_oper_reg_class)		fprintf(f, "p2p_oper_reg_class=%u/n",			config->p2p_oper_reg_class);	if (config->p2p_oper_channel)		fprintf(f, "p2p_oper_channel=%u/n", config->p2p_oper_channel);	if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)		fprintf(f, "p2p_go_intent=%u/n", config->p2p_go_intent);//.........这里部分代码省略.........

int wps_attr_text(struct wpabuf *data, char *buf, char *end){	struct wps_parse_attr attr;	char *pos = buf;	int ret;	if (wps_parse_msg(data, &attr) < 0)		return -1;	if (attr.wps_state) {		if (*attr.wps_state == WPS_STATE_NOT_CONFIGURED)			ret = os_snprintf(pos, end - pos,					  "wps_state=unconfigured/n");		else if (*attr.wps_state == WPS_STATE_CONFIGURED)			ret = os_snprintf(pos, end - pos,					  "wps_state=configured/n");		else			ret = 0;		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.ap_setup_locked && *attr.ap_setup_locked) {		ret = os_snprintf(pos, end - pos,				  "wps_ap_setup_locked=1/n");		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.selected_registrar && *attr.selected_registrar) {		ret = os_snprintf(pos, end - pos,				  "wps_selected_registrar=1/n");		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.dev_password_id) {		ret = os_snprintf(pos, end - pos,				  "wps_device_password_id=%u/n",				  WPA_GET_BE16(attr.dev_password_id));		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.sel_reg_config_methods) {		ret = os_snprintf(pos, end - pos,				  "wps_selected_registrar_config_methods="				  "0x%04x/n",				  WPA_GET_BE16(attr.sel_reg_config_methods));		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.primary_dev_type) {		char devtype[WPS_DEV_TYPE_BUFSIZE];		ret = os_snprintf(pos, end - pos,				  "wps_primary_device_type=%s/n",				  wps_dev_type_bin2str(attr.primary_dev_type,						       devtype,						       sizeof(devtype)));		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.dev_name) {		char *str = os_malloc(attr.dev_name_len + 1);		size_t i;		if (str == NULL)			return pos - buf;		for (i = 0; i < attr.dev_name_len; i++) {			if (attr.dev_name[i] == 0 ||			    is_ctrl_char(attr.dev_name[i]))				str[i] = '_';			else				str[i] = attr.dev_name[i];		}		str[i] = '/0';		ret = os_snprintf(pos, end - pos, "wps_device_name=%s/n", str);		os_free(str);		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	if (attr.config_methods) {		ret = os_snprintf(pos, end - pos,				  "wps_config_methods=0x%04x/n",				  WPA_GET_BE16(attr.config_methods));		if (os_snprintf_error(end - pos, ret))			return pos - buf;		pos += ret;	}	return pos - buf;//.........这里部分代码省略.........

static void wpa_config_write_global(FILE *f, struct wpa_config *config){#ifdef CONFIG_CTRL_IFACE	if (config->ctrl_interface)		fprintf(f, "ctrl_interface=%s/n", config->ctrl_interface);	if (config->ctrl_interface_group)		fprintf(f, "ctrl_interface_group=%s/n",			config->ctrl_interface_group);#endif /* CONFIG_CTRL_IFACE */	if (config->eapol_version != DEFAULT_EAPOL_VERSION)		fprintf(f, "eapol_version=%d/n", config->eapol_version);	if (config->ap_scan != DEFAULT_AP_SCAN)		fprintf(f, "ap_scan=%d/n", config->ap_scan);	if (config->fast_reauth != DEFAULT_FAST_REAUTH)		fprintf(f, "fast_reauth=%d/n", config->fast_reauth);	if (config->opensc_engine_path)		fprintf(f, "opensc_engine_path=%s/n",			config->opensc_engine_path);	if (config->pkcs11_engine_path)		fprintf(f, "pkcs11_engine_path=%s/n",			config->pkcs11_engine_path);	if (config->pkcs11_module_path)		fprintf(f, "pkcs11_module_path=%s/n",			config->pkcs11_module_path);	if (config->driver_param)		fprintf(f, "driver_param=%s/n", config->driver_param);	if (config->dot11RSNAConfigPMKLifetime)		fprintf(f, "dot11RSNAConfigPMKLifetime=%d/n",			config->dot11RSNAConfigPMKLifetime);	if (config->dot11RSNAConfigPMKReauthThreshold)		fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%d/n",			config->dot11RSNAConfigPMKReauthThreshold);	if (config->dot11RSNAConfigSATimeout)		fprintf(f, "dot11RSNAConfigSATimeout=%d/n",			config->dot11RSNAConfigSATimeout);	if (config->update_config)		fprintf(f, "update_config=%d/n", config->update_config);#ifdef CONFIG_WPS	if (!is_nil_uuid(config->uuid)) {		char buf[40];		uuid_bin2str(config->uuid, buf, sizeof(buf));		fprintf(f, "uuid=%s/n", buf);	}	if (config->device_name)		fprintf(f, "device_name=%s/n", config->device_name);	if (config->manufacturer)		fprintf(f, "manufacturer=%s/n", config->manufacturer);	if (config->model_name)		fprintf(f, "model_name=%s/n", config->model_name);	if (config->model_number)		fprintf(f, "model_number=%s/n", config->model_number);	if (config->serial_number)		fprintf(f, "serial_number=%s/n", config->serial_number);	{		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;		buf = wps_dev_type_bin2str(config->device_type,					   _buf, sizeof(_buf));		fprintf(f, "device_type=%s/n", buf);	}	if (WPA_GET_BE32(config->os_version))		fprintf(f, "os_version=%08x/n",			WPA_GET_BE32(config->os_version));	if (config->config_methods)		fprintf(f, "config_methods=%s/n", config->config_methods);	if (config->wps_cred_processing)		fprintf(f, "wps_cred_processing=%d/n",			config->wps_cred_processing);#endif /* CONFIG_WPS */#ifdef CONFIG_P2P	if (config->p2p_listen_reg_class)		fprintf(f, "p2p_listen_reg_class=%u/n",			config->p2p_listen_reg_class);	if (config->p2p_listen_channel)		fprintf(f, "p2p_listen_channel=%u/n",			config->p2p_listen_channel);	if (config->p2p_oper_reg_class)		fprintf(f, "p2p_oper_reg_class=%u/n",			config->p2p_oper_reg_class);	if (config->p2p_oper_channel)		fprintf(f, "p2p_oper_channel=%u/n", config->p2p_oper_channel);	if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)		fprintf(f, "p2p_go_intent=%u/n", config->p2p_go_intent);	if (config->p2p_ssid_postfix)		fprintf(f, "p2p_ssid_postfix=%s/n", config->p2p_ssid_postfix);	if (config->persistent_reconnect)		fprintf(f, "persistent_reconnect=%u/n",			config->persistent_reconnect);	if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)		fprintf(f, "p2p_intra_bss=%u/n", config->p2p_intra_bss);	if (config->p2p_group_idle)		fprintf(f, "p2p_group_idle=%u/n", config->p2p_group_idle);#endif /* CONFIG_P2P */	if (config->country[0] && config->country[1]) {		fprintf(f, "country=%c%c/n",			config->country[0], config->country[1]);	}	if (config->bss_max_count != DEFAULT_BSS_MAX_COUNT)		fprintf(f, "bss_max_count=%u/n", config->bss_max_count);	if (config->filter_ssids)		fprintf(f, "filter_ssids=%d/n", config->filter_ssids);//.........这里部分代码省略.........

/** * p2p_attr_text - Build text format description of P2P IE attributes * @data: P2P IE contents * @buf: Buffer for returning text * @end: Pointer to the end of the buf area * Returns: Number of octets written to the buffer or -1 on faikure * * This function can be used to parse P2P IE contents into text format * field=value lines. */int p2p_attr_text(struct wpabuf *data, char *buf, char *end){    struct p2p_message msg;    char *pos = buf;    int ret;    os_memset(&msg, 0, sizeof(msg));    if (p2p_parse_p2p_ie(data, &msg))        return -1;    if (msg.capability) {        ret = os_snprintf(pos, end - pos,                          "p2p_dev_capab=0x%x/n"                          "p2p_group_capab=0x%x/n",                          msg.capability[0], msg.capability[1]);        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;    }    if (msg.pri_dev_type) {        char devtype[WPS_DEV_TYPE_BUFSIZE];        ret = os_snprintf(pos, end - pos,                          "p2p_primary_device_type=%s/n",                          wps_dev_type_bin2str(msg.pri_dev_type,                                               devtype,                                               sizeof(devtype)));        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;    }    ret = os_snprintf(pos, end - pos, "p2p_device_name=%s/n",                      msg.device_name);    if (ret < 0 || ret >= end - pos)        return pos - buf;    pos += ret;    if (msg.p2p_device_addr) {        ret = os_snprintf(pos, end - pos, "p2p_device_addr=" MACSTR                          "/n",                          MAC2STR(msg.p2p_device_addr));        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;    }    ret = os_snprintf(pos, end - pos, "p2p_config_methods=0x%x/n",                      msg.config_methods);    if (ret < 0 || ret >= end - pos)        return pos - buf;    pos += ret;    ret = p2p_group_info_text(msg.group_info, msg.group_info_len,                              pos, end);    if (ret < 0)        return pos - buf;    pos += ret;    return pos - buf;}

static int p2p_group_info_text(const u8 *gi, size_t gi_len, char *buf,                               char *end){    char *pos = buf;    int ret;    struct p2p_group_info info;    unsigned int i;    if (p2p_group_info_parse(gi, gi_len, &info) < 0)        return 0;    for (i = 0; i < info.num_clients; i++) {        struct p2p_client_info *cli;        char name[33];        char devtype[WPS_DEV_TYPE_BUFSIZE];        u8 s;        int count;        cli = &info.client[i];        ret = os_snprintf(pos, end - pos, "p2p_group_client: "                          "dev=" MACSTR " iface=" MACSTR,                          MAC2STR(cli->p2p_device_addr),                          MAC2STR(cli->p2p_interface_addr));        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;        ret = os_snprintf(pos, end - pos,                          " dev_capab=0x%x config_methods=0x%x "                          "dev_type=%s",                          cli->dev_capab, cli->config_methods,                          wps_dev_type_bin2str(cli->pri_dev_type,                                               devtype,                                               sizeof(devtype)));        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;        for (s = 0; s < cli->num_sec_dev_types; s++) {            ret = os_snprintf(pos, end - pos, " dev_type=%s",                              wps_dev_type_bin2str(                                  &cli->sec_dev_types[s * 8],                                  devtype, sizeof(devtype)));            if (ret < 0 || ret >= end - pos)                return pos - buf;            pos += ret;        }        os_memcpy(name, cli->dev_name, cli->dev_name_len);        name[cli->dev_name_len] = '/0';        count = (int) cli->dev_name_len - 1;        while (count >= 0) {            if (name[count] > 0 && name[count] < 32)                name[count] = '_';            count--;        }        ret = os_snprintf(pos, end - pos, " dev_name='%s'/n", name);        if (ret < 0 || ret >= end - pos)            return pos - buf;        pos += ret;    }    return pos - buf;}

//.........这里部分代码省略.........        pos += msg->num_sec_dev_types * 8;        if (data + len - pos < 4) {            wpa_printf(MSG_DEBUG, "P2P: Invalid Device Name "                       "length %d", (int) (data + len - pos));            return -1;        }        if (WPA_GET_BE16(pos) != ATTR_DEV_NAME) {            wpa_hexdump(MSG_DEBUG, "P2P: Unexpected Device Name "                        "header", pos, 4);            return -1;        }        pos += 2;        nlen = WPA_GET_BE16(pos);        pos += 2;        if (data + len - pos < (int) nlen || nlen > 32) {            wpa_printf(MSG_DEBUG, "P2P: Invalid Device Name "                       "length %d (buf len %d)", (int) nlen,                       (int) (data + len - pos));            return -1;        }        os_memcpy(msg->device_name, pos, nlen);        msg->device_name[nlen] = '/0';        for (i = 0; i < nlen; i++) {            if (msg->device_name[i] == '/0')                break;            if (msg->device_name[i] > 0 &&                    msg->device_name[i] < 32)                msg->device_name[i] = '_';        }        wpa_printf(MSG_DEBUG, "P2P: * Device Info: addr " MACSTR                   " primary device type %s device name '%s' "                   "config methods 0x%x",                   MAC2STR(msg->p2p_device_addr),                   wps_dev_type_bin2str(msg->pri_dev_type, devtype,                                        sizeof(devtype)),                   msg->device_name, msg->config_methods);        break;    case P2P_ATTR_CONFIGURATION_TIMEOUT:        if (len < 2) {            wpa_printf(MSG_DEBUG, "P2P: Too short Configuration "                       "Timeout attribute (length %d)", len);            return -1;        }        msg->config_timeout = data;        wpa_printf(MSG_DEBUG, "P2P: * Configuration Timeout");        break;    case P2P_ATTR_INTENDED_INTERFACE_ADDR:        if (len < ETH_ALEN) {            wpa_printf(MSG_DEBUG, "P2P: Too short Intended P2P "                       "Interface Address attribute (length %d)",                       len);            return -1;        }        msg->intended_addr = data;        wpa_printf(MSG_DEBUG, "P2P: * Intended P2P Interface Address: "                   MACSTR, MAC2STR(msg->intended_addr));        break;    case P2P_ATTR_GROUP_BSSID:        if (len < ETH_ALEN) {            wpa_printf(MSG_DEBUG, "P2P: Too short P2P Group BSSID "                       "attribute (length %d)", len);            return -1;        }        msg->group_bssid = data;        wpa_printf(MSG_DEBUG, "P2P: * P2P Group BSSID: " MACSTR,                   MAC2STR(msg->group_bssid));

//.........这里部分代码省略.........		msg->pri_dev_type = pos;		pos += 8;		msg->num_sec_dev_types = *pos++;		if (msg->num_sec_dev_types * 8 > data + len - pos) {			wpa_printf(MSG_DEBUG, "P2P: Device Info underflow");			return -1;		}		pos += msg->num_sec_dev_types * 8;		if (data + len - pos < 4) {			wpa_printf(MSG_DEBUG, "P2P: Invalid Device Name "				   "length %d", (int) (data + len - pos));			return -1;		}		if (WPA_GET_BE16(pos) != ATTR_DEV_NAME) {			wpa_hexdump(MSG_DEBUG, "P2P: Unexpected Device Name "				    "header", pos, 4);			return -1;		}		pos += 2;		nlen = WPA_GET_BE16(pos);		pos += 2;		if (nlen > data + len - pos || nlen > WPS_DEV_NAME_MAX_LEN) {			wpa_printf(MSG_DEBUG, "P2P: Invalid Device Name "				   "length %u (buf len %d)", nlen,				   (int) (data + len - pos));			return -1;		}		p2p_copy_filter_devname(msg->device_name,					sizeof(msg->device_name), pos, nlen);		wpa_printf(MSG_DEBUG, "P2P: * Device Info: addr " MACSTR			   " primary device type %s device name '%s' "			   "config methods 0x%x",			   MAC2STR(msg->p2p_device_addr),			   wps_dev_type_bin2str(msg->pri_dev_type, devtype,						sizeof(devtype)),			   msg->device_name, msg->config_methods);		break;	case P2P_ATTR_CONFIGURATION_TIMEOUT:		if (len < 2) {			wpa_printf(MSG_DEBUG, "P2P: Too short Configuration "				   "Timeout attribute (length %d)", len);			return -1;		}		msg->config_timeout = data;		wpa_printf(MSG_DEBUG, "P2P: * Configuration Timeout");		break;	case P2P_ATTR_INTENDED_INTERFACE_ADDR:		if (len < ETH_ALEN) {			wpa_printf(MSG_DEBUG, "P2P: Too short Intended P2P "				   "Interface Address attribute (length %d)",				   len);			return -1;		}		msg->intended_addr = data;		wpa_printf(MSG_DEBUG, "P2P: * Intended P2P Interface Address: "			   MACSTR, MAC2STR(msg->intended_addr));		break;	case P2P_ATTR_GROUP_BSSID:		if (len < ETH_ALEN) {			wpa_printf(MSG_DEBUG, "P2P: Too short P2P Group BSSID "				   "attribute (length %d)", len);			return -1;		}		msg->group_bssid = data;		wpa_printf(MSG_DEBUG, "P2P: * P2P Group BSSID: " MACSTR,			   MAC2STR(msg->group_bssid));