--- /dev/null
+
+#include <stdint.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <netlink/genl/genl.h>
+#include <netlink/genl/family.h>
+#include <netlink/genl/ctrl.h>
+#include <linux/rtnetlink.h>
+#include <netpacket/packet.h>
+#include <linux/filter.h>
+#include <linux/errqueue.h>
+
+#include <linux/pkt_sched.h>
+#include <netlink/object-api.h>
+#include <netlink/netlink.h>
+#include <netlink/socket.h>
+#include <netlink/handlers.h>
+#include <stdarg.h>
+
+#include <ctype.h>
+
+#include "wifi_hal.h"
+#include "common.h"
+#include "cpp_bindings.h"
+
+void appendFmt(char *buf, int &offset, const char *fmt, ...)
+{
+ va_list params;
+ va_start(params, fmt);
+ offset += vsprintf(buf + offset, fmt, params);
+ va_end(params);
+}
+
+#define C2S(x) case x: return #x;
+
+static const char *cmdToString(int cmd)
+{
+ switch (cmd) {
+ C2S(NL80211_CMD_UNSPEC)
+ C2S(NL80211_CMD_GET_WIPHY)
+ C2S(NL80211_CMD_SET_WIPHY)
+ C2S(NL80211_CMD_NEW_WIPHY)
+ C2S(NL80211_CMD_DEL_WIPHY)
+ C2S(NL80211_CMD_GET_INTERFACE)
+ C2S(NL80211_CMD_SET_INTERFACE)
+ C2S(NL80211_CMD_NEW_INTERFACE)
+ C2S(NL80211_CMD_DEL_INTERFACE)
+ C2S(NL80211_CMD_GET_KEY)
+ C2S(NL80211_CMD_SET_KEY)
+ C2S(NL80211_CMD_NEW_KEY)
+ C2S(NL80211_CMD_DEL_KEY)
+ C2S(NL80211_CMD_GET_BEACON)
+ C2S(NL80211_CMD_SET_BEACON)
+ C2S(NL80211_CMD_START_AP)
+ C2S(NL80211_CMD_STOP_AP)
+ C2S(NL80211_CMD_GET_STATION)
+ C2S(NL80211_CMD_SET_STATION)
+ C2S(NL80211_CMD_NEW_STATION)
+ C2S(NL80211_CMD_DEL_STATION)
+ C2S(NL80211_CMD_GET_MPATH)
+ C2S(NL80211_CMD_SET_MPATH)
+ C2S(NL80211_CMD_NEW_MPATH)
+ C2S(NL80211_CMD_DEL_MPATH)
+ C2S(NL80211_CMD_SET_BSS)
+ C2S(NL80211_CMD_SET_REG)
+ C2S(NL80211_CMD_REQ_SET_REG)
+ C2S(NL80211_CMD_GET_MESH_CONFIG)
+ C2S(NL80211_CMD_SET_MESH_CONFIG)
+ C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
+ C2S(NL80211_CMD_GET_REG)
+ C2S(NL80211_CMD_GET_SCAN)
+ C2S(NL80211_CMD_TRIGGER_SCAN)
+ C2S(NL80211_CMD_NEW_SCAN_RESULTS)
+ C2S(NL80211_CMD_SCAN_ABORTED)
+ C2S(NL80211_CMD_REG_CHANGE)
+ C2S(NL80211_CMD_AUTHENTICATE)
+ C2S(NL80211_CMD_ASSOCIATE)
+ C2S(NL80211_CMD_DEAUTHENTICATE)
+ C2S(NL80211_CMD_DISASSOCIATE)
+ C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
+ C2S(NL80211_CMD_REG_BEACON_HINT)
+ C2S(NL80211_CMD_JOIN_IBSS)
+ C2S(NL80211_CMD_LEAVE_IBSS)
+ C2S(NL80211_CMD_TESTMODE)
+ C2S(NL80211_CMD_CONNECT)
+ C2S(NL80211_CMD_ROAM)
+ C2S(NL80211_CMD_DISCONNECT)
+ C2S(NL80211_CMD_SET_WIPHY_NETNS)
+ C2S(NL80211_CMD_GET_SURVEY)
+ C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
+ C2S(NL80211_CMD_SET_PMKSA)
+ C2S(NL80211_CMD_DEL_PMKSA)
+ C2S(NL80211_CMD_FLUSH_PMKSA)
+ C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
+ C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
+ C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
+ C2S(NL80211_CMD_REGISTER_FRAME)
+ C2S(NL80211_CMD_FRAME)
+ C2S(NL80211_CMD_FRAME_TX_STATUS)
+ C2S(NL80211_CMD_SET_POWER_SAVE)
+ C2S(NL80211_CMD_GET_POWER_SAVE)
+ C2S(NL80211_CMD_SET_CQM)
+ C2S(NL80211_CMD_NOTIFY_CQM)
+ C2S(NL80211_CMD_SET_CHANNEL)
+ C2S(NL80211_CMD_SET_WDS_PEER)
+ C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
+ C2S(NL80211_CMD_JOIN_MESH)
+ C2S(NL80211_CMD_LEAVE_MESH)
+ C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
+ C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
+ C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
+ C2S(NL80211_CMD_GET_WOWLAN)
+ C2S(NL80211_CMD_SET_WOWLAN)
+ C2S(NL80211_CMD_START_SCHED_SCAN)
+ C2S(NL80211_CMD_STOP_SCHED_SCAN)
+ C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
+ C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
+ C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
+ C2S(NL80211_CMD_PMKSA_CANDIDATE)
+ C2S(NL80211_CMD_TDLS_OPER)
+ C2S(NL80211_CMD_TDLS_MGMT)
+ C2S(NL80211_CMD_UNEXPECTED_FRAME)
+ C2S(NL80211_CMD_PROBE_CLIENT)
+ C2S(NL80211_CMD_REGISTER_BEACONS)
+ C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
+ C2S(NL80211_CMD_SET_NOACK_MAP)
+ C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
+ C2S(NL80211_CMD_START_P2P_DEVICE)
+ C2S(NL80211_CMD_STOP_P2P_DEVICE)
+ C2S(NL80211_CMD_CONN_FAILED)
+ C2S(NL80211_CMD_SET_MCAST_RATE)
+ C2S(NL80211_CMD_SET_MAC_ACL)
+ C2S(NL80211_CMD_RADAR_DETECT)
+ C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
+ C2S(NL80211_CMD_UPDATE_FT_IES)
+ C2S(NL80211_CMD_FT_EVENT)
+ C2S(NL80211_CMD_CRIT_PROTOCOL_START)
+ C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
+ C2S(NL80211_CMD_VENDOR)
+ default:
+ return "NL80211_CMD_UNKNOWN";
+ }
+}
+
+const char *attributeToString(int attribute)
+{
+ switch (attribute) {
+ C2S(NL80211_ATTR_UNSPEC)
+
+ C2S(NL80211_ATTR_WIPHY)
+ C2S(NL80211_ATTR_WIPHY_NAME)
+
+ C2S(NL80211_ATTR_IFINDEX)
+ C2S(NL80211_ATTR_IFNAME)
+ C2S(NL80211_ATTR_IFTYPE)
+
+ C2S(NL80211_ATTR_MAC)
+
+ C2S(NL80211_ATTR_KEY_DATA)
+ C2S(NL80211_ATTR_KEY_IDX)
+ C2S(NL80211_ATTR_KEY_CIPHER)
+ C2S(NL80211_ATTR_KEY_SEQ)
+ C2S(NL80211_ATTR_KEY_DEFAULT)
+
+ C2S(NL80211_ATTR_BEACON_INTERVAL)
+ C2S(NL80211_ATTR_DTIM_PERIOD)
+ C2S(NL80211_ATTR_BEACON_HEAD)
+ C2S(NL80211_ATTR_BEACON_TAIL)
+
+ C2S(NL80211_ATTR_STA_AID)
+ C2S(NL80211_ATTR_STA_FLAGS)
+ C2S(NL80211_ATTR_STA_LISTEN_INTERVAL)
+ C2S(NL80211_ATTR_STA_SUPPORTED_RATES)
+ C2S(NL80211_ATTR_STA_VLAN)
+ C2S(NL80211_ATTR_STA_INFO)
+
+ C2S(NL80211_ATTR_WIPHY_BANDS)
+
+ C2S(NL80211_ATTR_MNTR_FLAGS)
+
+ C2S(NL80211_ATTR_MESH_ID)
+ C2S(NL80211_ATTR_STA_PLINK_ACTION)
+ C2S(NL80211_ATTR_MPATH_NEXT_HOP)
+ C2S(NL80211_ATTR_MPATH_INFO)
+
+ C2S(NL80211_ATTR_BSS_CTS_PROT)
+ C2S(NL80211_ATTR_BSS_SHORT_PREAMBLE)
+ C2S(NL80211_ATTR_BSS_SHORT_SLOT_TIME)
+
+ C2S(NL80211_ATTR_HT_CAPABILITY)
+
+ C2S(NL80211_ATTR_SUPPORTED_IFTYPES)
+
+ C2S(NL80211_ATTR_REG_ALPHA2)
+ C2S(NL80211_ATTR_REG_RULES)
+
+ C2S(NL80211_ATTR_MESH_CONFIG)
+
+ C2S(NL80211_ATTR_BSS_BASIC_RATES)
+
+ C2S(NL80211_ATTR_WIPHY_TXQ_PARAMS)
+ C2S(NL80211_ATTR_WIPHY_FREQ)
+ C2S(NL80211_ATTR_WIPHY_CHANNEL_TYPE)
+
+ C2S(NL80211_ATTR_KEY_DEFAULT_MGMT)
+
+ C2S(NL80211_ATTR_MGMT_SUBTYPE)
+ C2S(NL80211_ATTR_IE)
+
+ C2S(NL80211_ATTR_MAX_NUM_SCAN_SSIDS)
+
+ C2S(NL80211_ATTR_SCAN_FREQUENCIES)
+ C2S(NL80211_ATTR_SCAN_SSIDS)
+ C2S(NL80211_ATTR_GENERATION) /* replaces old SCAN_GENERATION */
+ C2S(NL80211_ATTR_BSS)
+
+ C2S(NL80211_ATTR_REG_INITIATOR)
+ C2S(NL80211_ATTR_REG_TYPE)
+
+ C2S(NL80211_ATTR_SUPPORTED_COMMANDS)
+
+ C2S(NL80211_ATTR_FRAME)
+ C2S(NL80211_ATTR_SSID)
+ C2S(NL80211_ATTR_AUTH_TYPE)
+ C2S(NL80211_ATTR_REASON_CODE)
+
+ C2S(NL80211_ATTR_KEY_TYPE)
+
+ C2S(NL80211_ATTR_MAX_SCAN_IE_LEN)
+ C2S(NL80211_ATTR_CIPHER_SUITES)
+
+ C2S(NL80211_ATTR_FREQ_BEFORE)
+ C2S(NL80211_ATTR_FREQ_AFTER)
+
+ C2S(NL80211_ATTR_FREQ_FIXED)
+
+
+ C2S(NL80211_ATTR_WIPHY_RETRY_SHORT)
+ C2S(NL80211_ATTR_WIPHY_RETRY_LONG)
+ C2S(NL80211_ATTR_WIPHY_FRAG_THRESHOLD)
+ C2S(NL80211_ATTR_WIPHY_RTS_THRESHOLD)
+
+ C2S(NL80211_ATTR_TIMED_OUT)
+
+ C2S(NL80211_ATTR_USE_MFP)
+
+ C2S(NL80211_ATTR_STA_FLAGS2)
+
+ C2S(NL80211_ATTR_CONTROL_PORT)
+
+ C2S(NL80211_ATTR_TESTDATA)
+
+ C2S(NL80211_ATTR_PRIVACY)
+
+ C2S(NL80211_ATTR_DISCONNECTED_BY_AP)
+ C2S(NL80211_ATTR_STATUS_CODE)
+
+ C2S(NL80211_ATTR_CIPHER_SUITES_PAIRWISE)
+ C2S(NL80211_ATTR_CIPHER_SUITE_GROUP)
+ C2S(NL80211_ATTR_WPA_VERSIONS)
+ C2S(NL80211_ATTR_AKM_SUITES)
+
+ C2S(NL80211_ATTR_REQ_IE)
+ C2S(NL80211_ATTR_RESP_IE)
+
+ C2S(NL80211_ATTR_PREV_BSSID)
+
+ C2S(NL80211_ATTR_KEY)
+ C2S(NL80211_ATTR_KEYS)
+
+ C2S(NL80211_ATTR_PID)
+
+ C2S(NL80211_ATTR_4ADDR)
+
+ C2S(NL80211_ATTR_SURVEY_INFO)
+
+ C2S(NL80211_ATTR_PMKID)
+ C2S(NL80211_ATTR_MAX_NUM_PMKIDS)
+
+ C2S(NL80211_ATTR_DURATION)
+
+ C2S(NL80211_ATTR_COOKIE)
+
+ C2S(NL80211_ATTR_WIPHY_COVERAGE_CLASS)
+
+ C2S(NL80211_ATTR_TX_RATES)
+
+ C2S(NL80211_ATTR_FRAME_MATCH)
+
+ C2S(NL80211_ATTR_ACK)
+
+ C2S(NL80211_ATTR_PS_STATE)
+
+ C2S(NL80211_ATTR_CQM)
+
+ C2S(NL80211_ATTR_LOCAL_STATE_CHANGE)
+
+ C2S(NL80211_ATTR_AP_ISOLATE)
+
+ C2S(NL80211_ATTR_WIPHY_TX_POWER_SETTING)
+ C2S(NL80211_ATTR_WIPHY_TX_POWER_LEVEL)
+
+ C2S(NL80211_ATTR_TX_FRAME_TYPES)
+ C2S(NL80211_ATTR_RX_FRAME_TYPES)
+ C2S(NL80211_ATTR_FRAME_TYPE)
+
+ C2S(NL80211_ATTR_CONTROL_PORT_ETHERTYPE)
+ C2S(NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)
+
+ C2S(NL80211_ATTR_SUPPORT_IBSS_RSN)
+
+ C2S(NL80211_ATTR_WIPHY_ANTENNA_TX)
+ C2S(NL80211_ATTR_WIPHY_ANTENNA_RX)
+
+ C2S(NL80211_ATTR_MCAST_RATE)
+
+ C2S(NL80211_ATTR_OFFCHANNEL_TX_OK)
+
+ C2S(NL80211_ATTR_BSS_HT_OPMODE)
+
+ C2S(NL80211_ATTR_KEY_DEFAULT_TYPES)
+
+ C2S(NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION)
+
+ C2S(NL80211_ATTR_MESH_SETUP)
+
+ C2S(NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX)
+ C2S(NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX)
+
+ C2S(NL80211_ATTR_SUPPORT_MESH_AUTH)
+ C2S(NL80211_ATTR_STA_PLINK_STATE)
+
+ C2S(NL80211_ATTR_WOWLAN_TRIGGERS)
+ C2S(NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED)
+
+ C2S(NL80211_ATTR_SCHED_SCAN_INTERVAL)
+
+ C2S(NL80211_ATTR_INTERFACE_COMBINATIONS)
+ C2S(NL80211_ATTR_SOFTWARE_IFTYPES)
+
+ C2S(NL80211_ATTR_REKEY_DATA)
+
+ C2S(NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS)
+ C2S(NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN)
+
+ C2S(NL80211_ATTR_SCAN_SUPP_RATES)
+
+ C2S(NL80211_ATTR_HIDDEN_SSID)
+
+ C2S(NL80211_ATTR_IE_PROBE_RESP)
+ C2S(NL80211_ATTR_IE_ASSOC_RESP)
+
+ C2S(NL80211_ATTR_STA_WME)
+ C2S(NL80211_ATTR_SUPPORT_AP_UAPSD)
+
+ C2S(NL80211_ATTR_ROAM_SUPPORT)
+
+ C2S(NL80211_ATTR_SCHED_SCAN_MATCH)
+ C2S(NL80211_ATTR_MAX_MATCH_SETS)
+
+ C2S(NL80211_ATTR_PMKSA_CANDIDATE)
+
+ C2S(NL80211_ATTR_TX_NO_CCK_RATE)
+
+ C2S(NL80211_ATTR_TDLS_ACTION)
+ C2S(NL80211_ATTR_TDLS_DIALOG_TOKEN)
+ C2S(NL80211_ATTR_TDLS_OPERATION)
+ C2S(NL80211_ATTR_TDLS_SUPPORT)
+ C2S(NL80211_ATTR_TDLS_EXTERNAL_SETUP)
+
+ C2S(NL80211_ATTR_DEVICE_AP_SME)
+
+ C2S(NL80211_ATTR_DONT_WAIT_FOR_ACK)
+
+ C2S(NL80211_ATTR_FEATURE_FLAGS)
+
+ C2S(NL80211_ATTR_PROBE_RESP_OFFLOAD)
+
+ C2S(NL80211_ATTR_PROBE_RESP)
+
+ C2S(NL80211_ATTR_DFS_REGION)
+
+ C2S(NL80211_ATTR_DISABLE_HT)
+ C2S(NL80211_ATTR_HT_CAPABILITY_MASK)
+
+ C2S(NL80211_ATTR_NOACK_MAP)
+
+ C2S(NL80211_ATTR_INACTIVITY_TIMEOUT)
+
+ C2S(NL80211_ATTR_RX_SIGNAL_DBM)
+
+ C2S(NL80211_ATTR_BG_SCAN_PERIOD)
+
+ C2S(NL80211_ATTR_WDEV)
+
+ C2S(NL80211_ATTR_USER_REG_HINT_TYPE)
+
+ C2S(NL80211_ATTR_CONN_FAILED_REASON)
+
+ C2S(NL80211_ATTR_SAE_DATA)
+
+ C2S(NL80211_ATTR_VHT_CAPABILITY)
+
+ C2S(NL80211_ATTR_SCAN_FLAGS)
+
+ C2S(NL80211_ATTR_CHANNEL_WIDTH)
+ C2S(NL80211_ATTR_CENTER_FREQ1)
+ C2S(NL80211_ATTR_CENTER_FREQ2)
+
+ C2S(NL80211_ATTR_P2P_CTWINDOW)
+ C2S(NL80211_ATTR_P2P_OPPPS)
+
+ C2S(NL80211_ATTR_LOCAL_MESH_POWER_MODE)
+
+ C2S(NL80211_ATTR_ACL_POLICY)
+
+ C2S(NL80211_ATTR_MAC_ADDRS)
+
+ C2S(NL80211_ATTR_MAC_ACL_MAX)
+
+ C2S(NL80211_ATTR_RADAR_EVENT)
+
+ C2S(NL80211_ATTR_EXT_CAPA)
+ C2S(NL80211_ATTR_EXT_CAPA_MASK)
+
+ C2S(NL80211_ATTR_STA_CAPABILITY)
+ C2S(NL80211_ATTR_STA_EXT_CAPABILITY)
+
+ C2S(NL80211_ATTR_PROTOCOL_FEATURES)
+ C2S(NL80211_ATTR_SPLIT_WIPHY_DUMP)
+
+ C2S(NL80211_ATTR_DISABLE_VHT)
+ C2S(NL80211_ATTR_VHT_CAPABILITY_MASK)
+
+ C2S(NL80211_ATTR_MDID)
+ C2S(NL80211_ATTR_IE_RIC)
+
+ C2S(NL80211_ATTR_CRIT_PROT_ID)
+ C2S(NL80211_ATTR_MAX_CRIT_PROT_DURATION)
+
+ C2S(NL80211_ATTR_PEER_AID)
+
+
+ //S(NL80211_ATTR_VENDOR_ID)
+ C2S(NL80211_ATTR_VENDOR_SUBCMD)
+ C2S(NL80211_ATTR_VENDOR_DATA)
+ C2S(NL80211_ATTR_VENDOR_EVENTS)
+
+ default:
+ return "NL80211_ATTR_UNKNOWN";
+ }
+}
+
+void WifiEvent::log() {
+ parse();
+
+ byte *data = (byte *)genlmsg_attrdata(mHeader, 0);
+ int len = genlmsg_attrlen(mHeader, 0);
+ ALOGD("cmd = %s, len = %d", get_cmdString(), len);
+ ALOGD("vendor_id = %04x, vendor_subcmd = %d", get_vendor_id(), get_vendor_subcmd());
+
+ for (int i = 0; i < len; i += 16) {
+ char line[81];
+ int linelen = min(16, len - i);
+ int offset = 0;
+ appendFmt(line, offset, "%02x", data[i]);
+ for (int j = 1; j < linelen; j++) {
+ appendFmt(line, offset, " %02x", data[i+j]);
+ }
+
+ for (int j = linelen; j < 16; j++) {
+ appendFmt(line, offset, " ");
+ }
+
+ line[23] = '-';
+
+ appendFmt(line, offset, " ");
+
+ for (int j = 0; j < linelen; j++) {
+ if (isprint(data[i+j])) {
+ appendFmt(line, offset, "%c", data[i+j]);
+ } else {
+ appendFmt(line, offset, "-");
+ }
+ }
+
+ ALOGD("%s", line);
+ }
+
+ for (unsigned i = 0; i < NL80211_ATTR_MAX_INTERNAL; i++) {
+ if (mAttributes[i] != NULL) {
+ ALOGD("found attribute %s", attributeToString(i));
+ }
+ }
+}
+
+const char *WifiEvent::get_cmdString() {
+ return cmdToString(get_cmd());
+}
+
+
+int WifiEvent::parse() {
+ if (mHeader != NULL) {
+ return WIFI_SUCCESS;
+ }
+ mHeader = (genlmsghdr *)nlmsg_data(nlmsg_hdr(mMsg));
+ int result = nla_parse(mAttributes, NL80211_ATTR_MAX_INTERNAL, genlmsg_attrdata(mHeader, 0),
+ genlmsg_attrlen(mHeader, 0), NULL);
+
+ return result;
+}
+
+int WifiRequest::create(int family, uint8_t cmd, int flags, int hdrlen) {
+ mMsg = nlmsg_alloc();
+ if (mMsg != NULL) {
+ genlmsg_put(mMsg, /* pid = */ 0, /* seq = */ 0, family,
+ hdrlen, flags, cmd, /* version = */ 0);
+ return WIFI_SUCCESS;
+ } else {
+ return WIFI_ERROR_OUT_OF_MEMORY;
+ }
+}
+
+int WifiRequest::create(uint32_t id, int subcmd) {
+ int res = create(NL80211_CMD_VENDOR);
+ if (res < 0) {
+ return res;
+ }
+
+ res = put_u32(NL80211_ATTR_VENDOR_ID, id);
+ if (res < 0) {
+ return res;
+ }
+
+ res = put_u32(NL80211_ATTR_VENDOR_SUBCMD, subcmd);
+ if (res < 0) {
+ return res;
+ }
+
+ if (mIface != -1) {
+ res = set_iface_id(mIface);
+ }
+
+ return res;
+}
+
+
+static int no_seq_check(struct nl_msg *msg, void *arg)
+{
+ return NL_OK;
+}
+
+int WifiCommand::requestResponse() {
+ int err = create(); /* create the message */
+ if (err < 0) {
+ return err;
+ }
+
+ return requestResponse(mMsg);
+}
+
+int WifiCommand::requestResponse(WifiRequest& request) {
+ int err = 0;
+
+ struct nl_cb *cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (!cb)
+ goto out;
+
+ err = nl_send_auto_complete(mInfo->cmd_sock, request.getMessage()); /* send message */
+ if (err < 0)
+ goto out;
+
+ err = 1;
+
+ nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
+ nl_cb_err(cb, NL_CB_CUSTOM, error_handler, &err);
+ nl_cb_set(cb, NL_CB_FINISH, NL_CB_CUSTOM, finish_handler, &err);
+ nl_cb_set(cb, NL_CB_ACK, NL_CB_CUSTOM, ack_handler, &err);
+ nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, response_handler, this);
+
+ while (err > 0) { /* wait for reply */
+ int res = nl_recvmsgs(mInfo->cmd_sock, cb);
+ if (res) {
+ ALOGE("nl80211: %s->nl_recvmsgs failed: %d", __func__, res);
+ }
+ }
+out:
+ nl_cb_put(cb);
+ return err;
+}
+
+int WifiCommand::requestEvent(int cmd) {
+
+ int res = wifi_register_handler(wifiHandle(), cmd, event_handler, this);
+ if (res < 0) {
+ return res;
+ }
+
+ res = create(); /* create the message */
+ if (res < 0)
+ goto out;
+
+ res = nl_send_auto_complete(mInfo->cmd_sock, mMsg.getMessage()); /* send message */
+ if (res < 0)
+ goto out;
+
+ res = mCondition.wait();
+ if (res < 0)
+ goto out;
+
+out:
+ wifi_unregister_handler(wifiHandle(), cmd);
+ return res;
+}
+
+int WifiCommand::requestVendorEvent(uint32_t id, int subcmd) {
+
+ int res = wifi_register_vendor_handler(wifiHandle(), id, subcmd, event_handler, this);
+ if (res < 0) {
+ return res;
+ }
+
+ res = create(); /* create the message */
+ if (res < 0)
+ goto out;
+
+ res = nl_send_auto_complete(mInfo->cmd_sock, mMsg.getMessage()); /* send message */
+ if (res < 0)
+ goto out;
+
+ res = mCondition.wait();
+ if (res < 0)
+ goto out;
+
+out:
+ wifi_unregister_vendor_handler(wifiHandle(), id, subcmd);
+ return res;
+}
+
+/* Event handlers */
+int WifiCommand::response_handler(struct nl_msg *msg, void *arg) {
+ WifiCommand *cmd = (WifiCommand *)arg;
+ WifiEvent reply(msg);
+ int res = reply.parse();
+ if (res < 0) {
+ ALOGE("Failed to parse reply message = %d", res);
+ return NL_SKIP;
+ } else {
+ // reply.log();
+ return cmd->handleResponse(reply);
+ }
+}
+
+int WifiCommand::event_handler(struct nl_msg *msg, void *arg) {
+ WifiCommand *cmd = (WifiCommand *)arg;
+ WifiEvent event(msg);
+ int res = event.parse();
+ if (res < 0) {
+ ALOGE("Failed to parse event = %d", res);
+ res = NL_SKIP;
+ } else {
+ res = cmd->handleEvent(event);
+ }
+
+ cmd->mCondition.signal();
+ return res;
+}
+
+/* Other event handlers */
+int WifiCommand::valid_handler(struct nl_msg *msg, void *arg) {
+ int *err = (int *)arg;
+ *err = 0;
+ return NL_SKIP;
+}
+
+int WifiCommand::ack_handler(struct nl_msg *msg, void *arg) {
+ int *err = (int *)arg;
+ *err = 0;
+ return NL_STOP;
+}
+
+int WifiCommand::finish_handler(struct nl_msg *msg, void *arg) {
+ int *ret = (int *)arg;
+ *ret = 0;
+ return NL_SKIP;
+}
+
+int WifiCommand::error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err, void *arg) {
+ int *ret = (int *)arg;
+ *ret = err->error;
+
+ /*ALOGD("error_handler received : %d", err->error);*/
+ return NL_SKIP;
+}
projects / GitHub / MotorolaMobilityLLC / hardware-samsung_slsi-scsc_wifibt-wifi_hal.git / blobdiff