| /* |
| * Copyright 2008, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "wifi" |
| |
| #include "jni.h" |
| #include <utils/misc.h> |
| #include <android_runtime/AndroidRuntime.h> |
| #include <utils/Log.h> |
| #include <utils/String16.h> |
| |
| #include "wifi.h" |
| |
| #define WIFI_PKG_NAME "android/net/wifi/WifiNative" |
| |
| namespace android { |
| |
| static jboolean sScanModeActive = false; |
| |
| /* |
| * The following remembers the jfieldID's of the fields |
| * of the DhcpInfo Java object, so that we don't have |
| * to look them up every time. |
| */ |
| static struct fieldIds { |
| jclass dhcpInfoClass; |
| jmethodID constructorId; |
| jfieldID ipaddress; |
| jfieldID gateway; |
| jfieldID netmask; |
| jfieldID dns1; |
| jfieldID dns2; |
| jfieldID serverAddress; |
| jfieldID leaseDuration; |
| } dhcpInfoFieldIds; |
| |
| static int doCommand(const char *cmd, char *replybuf, int replybuflen) |
| { |
| size_t reply_len = replybuflen - 1; |
| |
| if (::wifi_command(cmd, replybuf, &reply_len) != 0) |
| return -1; |
| else { |
| // Strip off trailing newline |
| if (reply_len > 0 && replybuf[reply_len-1] == '\n') |
| replybuf[reply_len-1] = '\0'; |
| else |
| replybuf[reply_len] = '\0'; |
| return 0; |
| } |
| } |
| |
| static jint doIntCommand(const char *cmd) |
| { |
| char reply[256]; |
| |
| if (doCommand(cmd, reply, sizeof(reply)) != 0) { |
| return (jint)-1; |
| } else { |
| return (jint)atoi(reply); |
| } |
| } |
| |
| static jboolean doBooleanCommand(const char *cmd, const char *expect) |
| { |
| char reply[256]; |
| |
| if (doCommand(cmd, reply, sizeof(reply)) != 0) { |
| return (jboolean)JNI_FALSE; |
| } else { |
| return (jboolean)(strcmp(reply, expect) == 0); |
| } |
| } |
| |
| // Send a command to the supplicant, and return the reply as a String |
| static jstring doStringCommand(JNIEnv *env, const char *cmd) |
| { |
| char reply[4096]; |
| |
| if (doCommand(cmd, reply, sizeof(reply)) != 0) { |
| return env->NewStringUTF(NULL); |
| } else { |
| String16 str((char *)reply); |
| return env->NewString((const jchar *)str.string(), str.size()); |
| } |
| } |
| |
| static jboolean android_net_wifi_loadDriver(JNIEnv* env, jobject clazz) |
| { |
| return (jboolean)(::wifi_load_driver() == 0); |
| } |
| |
| static jboolean android_net_wifi_unloadDriver(JNIEnv* env, jobject clazz) |
| { |
| return (jboolean)(::wifi_unload_driver() == 0); |
| } |
| |
| static jboolean android_net_wifi_startSupplicant(JNIEnv* env, jobject clazz) |
| { |
| return (jboolean)(::wifi_start_supplicant() == 0); |
| } |
| |
| static jboolean android_net_wifi_stopSupplicant(JNIEnv* env, jobject clazz) |
| { |
| return (jboolean)(::wifi_stop_supplicant() == 0); |
| } |
| |
| static jboolean android_net_wifi_connectToSupplicant(JNIEnv* env, jobject clazz) |
| { |
| return (jboolean)(::wifi_connect_to_supplicant() == 0); |
| } |
| |
| static void android_net_wifi_closeSupplicantConnection(JNIEnv* env, jobject clazz) |
| { |
| ::wifi_close_supplicant_connection(); |
| } |
| |
| static jstring android_net_wifi_waitForEvent(JNIEnv* env, jobject clazz) |
| { |
| char buf[256]; |
| |
| int nread = ::wifi_wait_for_event(buf, sizeof buf); |
| if (nread > 0) { |
| return env->NewStringUTF(buf); |
| } else { |
| return env->NewStringUTF(NULL); |
| } |
| } |
| |
| static jstring android_net_wifi_listNetworksCommand(JNIEnv* env, jobject clazz) |
| { |
| return doStringCommand(env, "LIST_NETWORKS"); |
| } |
| |
| static jint android_net_wifi_addNetworkCommand(JNIEnv* env, jobject clazz) |
| { |
| return doIntCommand("ADD_NETWORK"); |
| } |
| |
| static jboolean android_net_wifi_setNetworkVariableCommand(JNIEnv* env, |
| jobject clazz, |
| jint netId, |
| jstring name, |
| jstring value) |
| { |
| char cmdstr[256]; |
| jboolean isCopy; |
| |
| const char *nameStr = env->GetStringUTFChars(name, &isCopy); |
| const char *valueStr = env->GetStringUTFChars(value, &isCopy); |
| |
| if (nameStr == NULL || valueStr == NULL) |
| return JNI_FALSE; |
| |
| int cmdTooLong = snprintf(cmdstr, sizeof(cmdstr), "SET_NETWORK %d %s %s", |
| netId, nameStr, valueStr) >= (int)sizeof(cmdstr); |
| |
| env->ReleaseStringUTFChars(name, nameStr); |
| env->ReleaseStringUTFChars(value, valueStr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jstring android_net_wifi_getNetworkVariableCommand(JNIEnv* env, |
| jobject clazz, |
| jint netId, |
| jstring name) |
| { |
| char cmdstr[256]; |
| jboolean isCopy; |
| |
| const char *nameStr = env->GetStringUTFChars(name, &isCopy); |
| |
| if (nameStr == NULL) |
| return env->NewStringUTF(NULL); |
| |
| int cmdTooLong = snprintf(cmdstr, sizeof(cmdstr), "GET_NETWORK %d %s", |
| netId, nameStr) >= (int)sizeof(cmdstr); |
| |
| env->ReleaseStringUTFChars(name, nameStr); |
| |
| return cmdTooLong ? env->NewStringUTF(NULL) : doStringCommand(env, cmdstr); |
| } |
| |
| static jboolean android_net_wifi_removeNetworkCommand(JNIEnv* env, jobject clazz, jint netId) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "REMOVE_NETWORK %d", netId); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_enableNetworkCommand(JNIEnv* env, |
| jobject clazz, |
| jint netId, |
| jboolean disableOthers) |
| { |
| char cmdstr[256]; |
| const char *cmd = disableOthers ? "SELECT_NETWORK" : "ENABLE_NETWORK"; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "%s %d", cmd, netId); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_disableNetworkCommand(JNIEnv* env, jobject clazz, jint netId) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "DISABLE_NETWORK %d", netId); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jstring android_net_wifi_statusCommand(JNIEnv* env, jobject clazz) |
| { |
| return doStringCommand(env, "STATUS"); |
| } |
| |
| static jboolean android_net_wifi_pingCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("PING", "PONG"); |
| } |
| |
| static jstring android_net_wifi_scanResultsCommand(JNIEnv* env, jobject clazz) |
| { |
| return doStringCommand(env, "SCAN_RESULTS"); |
| } |
| |
| static jboolean android_net_wifi_disconnectCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("DISCONNECT", "OK"); |
| } |
| |
| static jboolean android_net_wifi_reconnectCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("RECONNECT", "OK"); |
| } |
| static jboolean android_net_wifi_reassociateCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("REASSOCIATE", "OK"); |
| } |
| |
| static jboolean doSetScanMode(jboolean setActive) |
| { |
| return doBooleanCommand((setActive ? "DRIVER SCAN-ACTIVE" : "DRIVER SCAN-PASSIVE"), "OK"); |
| } |
| |
| static jboolean android_net_wifi_scanCommand(JNIEnv* env, jobject clazz, jboolean forceActive) |
| { |
| jboolean result; |
| |
| // Ignore any error from setting the scan mode. |
| // The scan will still work. |
| if (forceActive && !sScanModeActive) |
| doSetScanMode(true); |
| result = doBooleanCommand("SCAN", "OK"); |
| if (forceActive && !sScanModeActive) |
| doSetScanMode(sScanModeActive); |
| return result; |
| } |
| |
| static jboolean android_net_wifi_setScanModeCommand(JNIEnv* env, jobject clazz, jboolean setActive) |
| { |
| sScanModeActive = setActive; |
| return doSetScanMode(setActive); |
| } |
| |
| static jboolean android_net_wifi_startDriverCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("DRIVER START", "OK"); |
| } |
| |
| static jboolean android_net_wifi_stopDriverCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("DRIVER STOP", "OK"); |
| } |
| |
| static jboolean android_net_wifi_startPacketFiltering(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("DRIVER RXFILTER-ADD 0", "OK") |
| && doBooleanCommand("DRIVER RXFILTER-ADD 1", "OK") |
| && doBooleanCommand("DRIVER RXFILTER-ADD 3", "OK") |
| && doBooleanCommand("DRIVER RXFILTER-START", "OK"); |
| } |
| |
| static jboolean android_net_wifi_stopPacketFiltering(JNIEnv* env, jobject clazz) |
| { |
| jboolean result = doBooleanCommand("DRIVER RXFILTER-STOP", "OK"); |
| if (result) { |
| (void)doBooleanCommand("DRIVER RXFILTER-REMOVE 3", "OK"); |
| (void)doBooleanCommand("DRIVER RXFILTER-REMOVE 1", "OK"); |
| (void)doBooleanCommand("DRIVER RXFILTER-REMOVE 0", "OK"); |
| } |
| |
| return result; |
| } |
| |
| static jint android_net_wifi_getRssiHelper(const char *cmd) |
| { |
| char reply[256]; |
| int rssi = -200; |
| |
| if (doCommand(cmd, reply, sizeof(reply)) != 0) { |
| return (jint)-1; |
| } |
| |
| // reply comes back in the form "<SSID> rssi XX" where XX is the |
| // number we're interested in. if we're associating, it returns "OK". |
| // beware - <SSID> can contain spaces. |
| if (strcmp(reply, "OK") != 0) { |
| // beware of trailing spaces |
| char* end = reply + strlen(reply); |
| while (end > reply && end[-1] == ' ') { |
| end--; |
| } |
| *end = 0; |
| |
| char* lastSpace = strrchr(reply, ' '); |
| // lastSpace should be preceded by "rssi" and followed by the value |
| if (lastSpace && !strncmp(lastSpace - 4, "rssi", 4)) { |
| sscanf(lastSpace + 1, "%d", &rssi); |
| } |
| } |
| return (jint)rssi; |
| } |
| |
| static jint android_net_wifi_getRssiCommand(JNIEnv* env, jobject clazz) |
| { |
| return android_net_wifi_getRssiHelper("DRIVER RSSI"); |
| } |
| |
| static jint android_net_wifi_getRssiApproxCommand(JNIEnv* env, jobject clazz) |
| { |
| return android_net_wifi_getRssiHelper("DRIVER RSSI-APPROX"); |
| } |
| |
| static jint android_net_wifi_getLinkSpeedCommand(JNIEnv* env, jobject clazz) |
| { |
| char reply[256]; |
| int linkspeed; |
| |
| if (doCommand("DRIVER LINKSPEED", reply, sizeof(reply)) != 0) { |
| return (jint)-1; |
| } |
| // reply comes back in the form "LinkSpeed XX" where XX is the |
| // number we're interested in. |
| sscanf(reply, "%*s %u", &linkspeed); |
| return (jint)linkspeed; |
| } |
| |
| static jstring android_net_wifi_getMacAddressCommand(JNIEnv* env, jobject clazz) |
| { |
| char reply[256]; |
| char buf[256]; |
| |
| if (doCommand("DRIVER MACADDR", reply, sizeof(reply)) != 0) { |
| return env->NewStringUTF(NULL); |
| } |
| // reply comes back in the form "Macaddr = XX.XX.XX.XX.XX.XX" where XX |
| // is the part of the string we're interested in. |
| if (sscanf(reply, "%*s = %255s", buf) == 1) |
| return env->NewStringUTF(buf); |
| else |
| return env->NewStringUTF(NULL); |
| } |
| |
| static jboolean android_net_wifi_setPowerModeCommand(JNIEnv* env, jobject clazz, jint mode) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "DRIVER POWERMODE %d", mode); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_setNumAllowedChannelsCommand(JNIEnv* env, jobject clazz, jint numChannels) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "DRIVER SCAN-CHANNELS %u", numChannels); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jint android_net_wifi_getNumAllowedChannelsCommand(JNIEnv* env, jobject clazz) |
| { |
| char reply[256]; |
| int numChannels; |
| |
| if (doCommand("DRIVER SCAN-CHANNELS", reply, sizeof(reply)) != 0) { |
| return -1; |
| } |
| // reply comes back in the form "Scan-Channels = X" where X is the |
| // number of channels |
| if (sscanf(reply, "%*s = %u", &numChannels) == 1) |
| return numChannels; |
| else |
| return -1; |
| } |
| |
| static jboolean android_net_wifi_setBluetoothCoexistenceModeCommand(JNIEnv* env, jobject clazz, jint mode) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "DRIVER BTCOEXMODE %d", mode); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_setBluetoothCoexistenceScanModeCommand(JNIEnv* env, jobject clazz, jboolean setCoexScanMode) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "DRIVER BTCOEXSCAN-%s", setCoexScanMode ? "START" : "STOP"); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_saveConfigCommand(JNIEnv* env, jobject clazz) |
| { |
| // Make sure we never write out a value for AP_SCAN other than 1 |
| (void)doBooleanCommand("AP_SCAN 1", "OK"); |
| return doBooleanCommand("SAVE_CONFIG", "OK"); |
| } |
| |
| static jboolean android_net_wifi_reloadConfigCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("RECONFIGURE", "OK"); |
| } |
| |
| static jboolean android_net_wifi_setScanResultHandlingCommand(JNIEnv* env, jobject clazz, jint mode) |
| { |
| char cmdstr[256]; |
| |
| int numWritten = snprintf(cmdstr, sizeof(cmdstr), "AP_SCAN %d", mode); |
| int cmdTooLong = numWritten >= (int)sizeof(cmdstr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_addToBlacklistCommand(JNIEnv* env, jobject clazz, jstring bssid) |
| { |
| char cmdstr[256]; |
| jboolean isCopy; |
| |
| const char *bssidStr = env->GetStringUTFChars(bssid, &isCopy); |
| |
| int cmdTooLong = snprintf(cmdstr, sizeof(cmdstr), "BLACKLIST %s", bssidStr) >= (int)sizeof(cmdstr); |
| |
| env->ReleaseStringUTFChars(bssid, bssidStr); |
| |
| return (jboolean)!cmdTooLong && doBooleanCommand(cmdstr, "OK"); |
| } |
| |
| static jboolean android_net_wifi_clearBlacklistCommand(JNIEnv* env, jobject clazz) |
| { |
| return doBooleanCommand("BLACKLIST clear", "OK"); |
| } |
| |
| static jboolean android_net_wifi_doDhcpRequest(JNIEnv* env, jobject clazz, jobject info) |
| { |
| jint ipaddr, gateway, mask, dns1, dns2, server, lease; |
| jboolean succeeded = ((jboolean)::do_dhcp_request(&ipaddr, &gateway, &mask, |
| &dns1, &dns2, &server, &lease) == 0); |
| if (succeeded && dhcpInfoFieldIds.dhcpInfoClass != NULL) { |
| env->SetIntField(info, dhcpInfoFieldIds.ipaddress, ipaddr); |
| env->SetIntField(info, dhcpInfoFieldIds.gateway, gateway); |
| env->SetIntField(info, dhcpInfoFieldIds.netmask, mask); |
| env->SetIntField(info, dhcpInfoFieldIds.dns1, dns1); |
| env->SetIntField(info, dhcpInfoFieldIds.dns2, dns2); |
| env->SetIntField(info, dhcpInfoFieldIds.serverAddress, server); |
| env->SetIntField(info, dhcpInfoFieldIds.leaseDuration, lease); |
| } |
| return succeeded; |
| } |
| |
| static jstring android_net_wifi_getDhcpError(JNIEnv* env, jobject clazz) |
| { |
| return env->NewStringUTF(::get_dhcp_error_string()); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| /* |
| * JNI registration. |
| */ |
| static JNINativeMethod gWifiMethods[] = { |
| /* name, signature, funcPtr */ |
| |
| { "loadDriver", "()Z", (void *)android_net_wifi_loadDriver }, |
| { "unloadDriver", "()Z", (void *)android_net_wifi_unloadDriver }, |
| { "startSupplicant", "()Z", (void *)android_net_wifi_startSupplicant }, |
| { "stopSupplicant", "()Z", (void *)android_net_wifi_stopSupplicant }, |
| { "connectToSupplicant", "()Z", (void *)android_net_wifi_connectToSupplicant }, |
| { "closeSupplicantConnection", "()V", (void *)android_net_wifi_closeSupplicantConnection }, |
| |
| { "listNetworksCommand", "()Ljava/lang/String;", |
| (void*) android_net_wifi_listNetworksCommand }, |
| { "addNetworkCommand", "()I", (void*) android_net_wifi_addNetworkCommand }, |
| { "setNetworkVariableCommand", "(ILjava/lang/String;Ljava/lang/String;)Z", |
| (void*) android_net_wifi_setNetworkVariableCommand }, |
| { "getNetworkVariableCommand", "(ILjava/lang/String;)Ljava/lang/String;", |
| (void*) android_net_wifi_getNetworkVariableCommand }, |
| { "removeNetworkCommand", "(I)Z", (void*) android_net_wifi_removeNetworkCommand }, |
| { "enableNetworkCommand", "(IZ)Z", (void*) android_net_wifi_enableNetworkCommand }, |
| { "disableNetworkCommand", "(I)Z", (void*) android_net_wifi_disableNetworkCommand }, |
| { "waitForEvent", "()Ljava/lang/String;", (void*) android_net_wifi_waitForEvent }, |
| { "statusCommand", "()Ljava/lang/String;", (void*) android_net_wifi_statusCommand }, |
| { "scanResultsCommand", "()Ljava/lang/String;", (void*) android_net_wifi_scanResultsCommand }, |
| { "pingCommand", "()Z", (void *)android_net_wifi_pingCommand }, |
| { "disconnectCommand", "()Z", (void *)android_net_wifi_disconnectCommand }, |
| { "reconnectCommand", "()Z", (void *)android_net_wifi_reconnectCommand }, |
| { "reassociateCommand", "()Z", (void *)android_net_wifi_reassociateCommand }, |
| { "scanCommand", "(Z)Z", (void*) android_net_wifi_scanCommand }, |
| { "setScanModeCommand", "(Z)Z", (void*) android_net_wifi_setScanModeCommand }, |
| { "startDriverCommand", "()Z", (void*) android_net_wifi_startDriverCommand }, |
| { "stopDriverCommand", "()Z", (void*) android_net_wifi_stopDriverCommand }, |
| { "startPacketFiltering", "()Z", (void*) android_net_wifi_startPacketFiltering }, |
| { "stopPacketFiltering", "()Z", (void*) android_net_wifi_stopPacketFiltering }, |
| { "setPowerModeCommand", "(I)Z", (void*) android_net_wifi_setPowerModeCommand }, |
| { "setNumAllowedChannelsCommand", "(I)Z", (void*) android_net_wifi_setNumAllowedChannelsCommand }, |
| { "getNumAllowedChannelsCommand", "()I", (void*) android_net_wifi_getNumAllowedChannelsCommand }, |
| { "setBluetoothCoexistenceModeCommand", "(I)Z", |
| (void*) android_net_wifi_setBluetoothCoexistenceModeCommand }, |
| { "setBluetoothCoexistenceScanModeCommand", "(Z)Z", |
| (void*) android_net_wifi_setBluetoothCoexistenceScanModeCommand }, |
| { "getRssiCommand", "()I", (void*) android_net_wifi_getRssiCommand }, |
| { "getRssiApproxCommand", "()I", |
| (void*) android_net_wifi_getRssiApproxCommand}, |
| { "getLinkSpeedCommand", "()I", (void*) android_net_wifi_getLinkSpeedCommand }, |
| { "getMacAddressCommand", "()Ljava/lang/String;", (void*) android_net_wifi_getMacAddressCommand }, |
| { "saveConfigCommand", "()Z", (void*) android_net_wifi_saveConfigCommand }, |
| { "reloadConfigCommand", "()Z", (void*) android_net_wifi_reloadConfigCommand }, |
| { "setScanResultHandlingCommand", "(I)Z", (void*) android_net_wifi_setScanResultHandlingCommand }, |
| { "addToBlacklistCommand", "(Ljava/lang/String;)Z", (void*) android_net_wifi_addToBlacklistCommand }, |
| { "clearBlacklistCommand", "()Z", (void*) android_net_wifi_clearBlacklistCommand }, |
| |
| { "doDhcpRequest", "(Landroid/net/DhcpInfo;)Z", (void*) android_net_wifi_doDhcpRequest }, |
| { "getDhcpError", "()Ljava/lang/String;", (void*) android_net_wifi_getDhcpError }, |
| }; |
| |
| int register_android_net_wifi_WifiManager(JNIEnv* env) |
| { |
| jclass wifi = env->FindClass(WIFI_PKG_NAME); |
| LOG_FATAL_IF(wifi == NULL, "Unable to find class " WIFI_PKG_NAME); |
| |
| dhcpInfoFieldIds.dhcpInfoClass = env->FindClass("android/net/DhcpInfo"); |
| if (dhcpInfoFieldIds.dhcpInfoClass != NULL) { |
| dhcpInfoFieldIds.constructorId = env->GetMethodID(dhcpInfoFieldIds.dhcpInfoClass, "<init>", "()V"); |
| dhcpInfoFieldIds.ipaddress = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "ipAddress", "I"); |
| dhcpInfoFieldIds.gateway = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "gateway", "I"); |
| dhcpInfoFieldIds.netmask = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "netmask", "I"); |
| dhcpInfoFieldIds.dns1 = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "dns1", "I"); |
| dhcpInfoFieldIds.dns2 = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "dns2", "I"); |
| dhcpInfoFieldIds.serverAddress = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "serverAddress", "I"); |
| dhcpInfoFieldIds.leaseDuration = env->GetFieldID(dhcpInfoFieldIds.dhcpInfoClass, "leaseDuration", "I"); |
| } |
| |
| return AndroidRuntime::registerNativeMethods(env, |
| WIFI_PKG_NAME, gWifiMethods, NELEM(gWifiMethods)); |
| } |
| |
| }; // namespace android |