summaryrefslogtreecommitdiff
path: root/wifi/1.5/default/wifi_chip.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'wifi/1.5/default/wifi_chip.cpp')
-rw-r--r--wifi/1.5/default/wifi_chip.cpp2065
1 files changed, 0 insertions, 2065 deletions
diff --git a/wifi/1.5/default/wifi_chip.cpp b/wifi/1.5/default/wifi_chip.cpp
deleted file mode 100644
index 6bdff42149..0000000000
--- a/wifi/1.5/default/wifi_chip.cpp
+++ /dev/null
@@ -1,2065 +0,0 @@
-/*
- * Copyright (C) 2016 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.
- */
-
-#include <fcntl.h>
-
-#include <android-base/logging.h>
-#include <android-base/unique_fd.h>
-#include <cutils/properties.h>
-#include <net/if.h>
-#include <sys/stat.h>
-#include <sys/sysmacros.h>
-
-#include "hidl_return_util.h"
-#include "hidl_struct_util.h"
-#include "wifi_chip.h"
-#include "wifi_status_util.h"
-
-#define P2P_MGMT_DEVICE_PREFIX "p2p-dev-"
-
-namespace {
-using android::sp;
-using android::base::unique_fd;
-using android::hardware::hidl_string;
-using android::hardware::hidl_vec;
-using android::hardware::wifi::V1_0::ChipModeId;
-using android::hardware::wifi::V1_0::IfaceType;
-using android::hardware::wifi::V1_0::IWifiChip;
-
-constexpr char kCpioMagic[] = "070701";
-constexpr size_t kMaxBufferSizeBytes = 1024 * 1024 * 3;
-constexpr uint32_t kMaxRingBufferFileAgeSeconds = 60 * 60 * 10;
-constexpr uint32_t kMaxRingBufferFileNum = 20;
-constexpr char kTombstoneFolderPath[] = "/data/vendor/tombstones/wifi/";
-constexpr char kActiveWlanIfaceNameProperty[] = "wifi.active.interface";
-constexpr char kNoActiveWlanIfaceNamePropertyValue[] = "";
-constexpr unsigned kMaxWlanIfaces = 5;
-constexpr char kApBridgeIfacePrefix[] = "ap_br_";
-
-template <typename Iface>
-void invalidateAndClear(std::vector<sp<Iface>>& ifaces, sp<Iface> iface) {
- iface->invalidate();
- ifaces.erase(std::remove(ifaces.begin(), ifaces.end(), iface),
- ifaces.end());
-}
-
-template <typename Iface>
-void invalidateAndClearAll(std::vector<sp<Iface>>& ifaces) {
- for (const auto& iface : ifaces) {
- iface->invalidate();
- }
- ifaces.clear();
-}
-
-template <typename Iface>
-std::vector<hidl_string> getNames(std::vector<sp<Iface>>& ifaces) {
- std::vector<hidl_string> names;
- for (const auto& iface : ifaces) {
- names.emplace_back(iface->getName());
- }
- return names;
-}
-
-template <typename Iface>
-sp<Iface> findUsingName(std::vector<sp<Iface>>& ifaces,
- const std::string& name) {
- std::vector<hidl_string> names;
- for (const auto& iface : ifaces) {
- if (name == iface->getName()) {
- return iface;
- }
- }
- return nullptr;
-}
-
-std::string getWlanIfaceName(unsigned idx) {
- if (idx >= kMaxWlanIfaces) {
- CHECK(false) << "Requested interface beyond wlan" << kMaxWlanIfaces;
- return {};
- }
-
- std::array<char, PROPERTY_VALUE_MAX> buffer;
- if (idx == 0 || idx == 1) {
- const char* altPropName =
- (idx == 0) ? "wifi.interface" : "wifi.concurrent.interface";
- auto res = property_get(altPropName, buffer.data(), nullptr);
- if (res > 0) return buffer.data();
- }
- std::string propName = "wifi.interface." + std::to_string(idx);
- auto res = property_get(propName.c_str(), buffer.data(), nullptr);
- if (res > 0) return buffer.data();
-
- return "wlan" + std::to_string(idx);
-}
-
-// Returns the dedicated iface name if defined.
-// Returns two ifaces in bridged mode.
-std::vector<std::string> getPredefinedApIfaceNames(bool is_bridged) {
- std::vector<std::string> ifnames;
- std::array<char, PROPERTY_VALUE_MAX> buffer;
- buffer.fill(0);
- if (property_get("ro.vendor.wifi.sap.interface", buffer.data(), nullptr) ==
- 0) {
- return ifnames;
- }
- ifnames.push_back(buffer.data());
- if (is_bridged) {
- buffer.fill(0);
- if (property_get("ro.vendor.wifi.sap.concurrent.iface", buffer.data(),
- nullptr) == 0) {
- return ifnames;
- }
- ifnames.push_back(buffer.data());
- }
- return ifnames;
-}
-
-std::string getPredefinedP2pIfaceName() {
- std::array<char, PROPERTY_VALUE_MAX> primaryIfaceName;
- char p2pParentIfname[100];
- std::string p2pDevIfName = "";
- std::array<char, PROPERTY_VALUE_MAX> buffer;
- property_get("wifi.direct.interface", buffer.data(), "p2p0");
- if (strncmp(buffer.data(), P2P_MGMT_DEVICE_PREFIX,
- strlen(P2P_MGMT_DEVICE_PREFIX)) == 0) {
- /* Get the p2p parent interface name from p2p device interface name set
- * in property */
- strncpy(p2pParentIfname, buffer.data() + strlen(P2P_MGMT_DEVICE_PREFIX),
- strlen(buffer.data()) - strlen(P2P_MGMT_DEVICE_PREFIX));
- if (property_get(kActiveWlanIfaceNameProperty, primaryIfaceName.data(),
- nullptr) == 0) {
- return buffer.data();
- }
- /* Check if the parent interface derived from p2p device interface name
- * is active */
- if (strncmp(p2pParentIfname, primaryIfaceName.data(),
- strlen(buffer.data()) - strlen(P2P_MGMT_DEVICE_PREFIX)) !=
- 0) {
- /*
- * Update the predefined p2p device interface parent interface name
- * with current active wlan interface
- */
- p2pDevIfName += P2P_MGMT_DEVICE_PREFIX;
- p2pDevIfName += primaryIfaceName.data();
- LOG(INFO) << "update the p2p device interface name to "
- << p2pDevIfName.c_str();
- return p2pDevIfName;
- }
- }
- return buffer.data();
-}
-
-// Returns the dedicated iface name if one is defined.
-std::string getPredefinedNanIfaceName() {
- std::array<char, PROPERTY_VALUE_MAX> buffer;
- if (property_get("wifi.aware.interface", buffer.data(), nullptr) == 0) {
- return {};
- }
- return buffer.data();
-}
-
-void setActiveWlanIfaceNameProperty(const std::string& ifname) {
- auto res = property_set(kActiveWlanIfaceNameProperty, ifname.data());
- if (res != 0) {
- PLOG(ERROR) << "Failed to set active wlan iface name property";
- }
-}
-
-// delete files that meet either conditions:
-// 1. older than a predefined time in the wifi tombstone dir.
-// 2. Files in excess to a predefined amount, starting from the oldest ones
-bool removeOldFilesInternal() {
- time_t now = time(0);
- const time_t delete_files_before = now - kMaxRingBufferFileAgeSeconds;
- std::unique_ptr<DIR, decltype(&closedir)> dir_dump(
- opendir(kTombstoneFolderPath), closedir);
- if (!dir_dump) {
- PLOG(ERROR) << "Failed to open directory";
- return false;
- }
- struct dirent* dp;
- bool success = true;
- std::list<std::pair<const time_t, std::string>> valid_files;
- while ((dp = readdir(dir_dump.get()))) {
- if (dp->d_type != DT_REG) {
- continue;
- }
- std::string cur_file_name(dp->d_name);
- struct stat cur_file_stat;
- std::string cur_file_path = kTombstoneFolderPath + cur_file_name;
- if (stat(cur_file_path.c_str(), &cur_file_stat) == -1) {
- PLOG(ERROR) << "Failed to get file stat for " << cur_file_path;
- success = false;
- continue;
- }
- const time_t cur_file_time = cur_file_stat.st_mtime;
- valid_files.push_back(
- std::pair<const time_t, std::string>(cur_file_time, cur_file_path));
- }
- valid_files.sort(); // sort the list of files by last modified time from
- // small to big.
- uint32_t cur_file_count = valid_files.size();
- for (auto cur_file : valid_files) {
- if (cur_file_count > kMaxRingBufferFileNum ||
- cur_file.first < delete_files_before) {
- if (unlink(cur_file.second.c_str()) != 0) {
- PLOG(ERROR) << "Error deleting file";
- success = false;
- }
- cur_file_count--;
- } else {
- break;
- }
- }
- return success;
-}
-
-// Helper function for |cpioArchiveFilesInDir|
-bool cpioWriteHeader(int out_fd, struct stat& st, const char* file_name,
- size_t file_name_len) {
- std::array<char, 32 * 1024> read_buf;
- ssize_t llen =
- sprintf(read_buf.data(),
- "%s%08X%08X%08X%08X%08X%08X%08X%08X%08X%08X%08X%08X%08X",
- kCpioMagic, static_cast<int>(st.st_ino), st.st_mode, st.st_uid,
- st.st_gid, static_cast<int>(st.st_nlink),
- static_cast<int>(st.st_mtime), static_cast<int>(st.st_size),
- major(st.st_dev), minor(st.st_dev), major(st.st_rdev),
- minor(st.st_rdev), static_cast<uint32_t>(file_name_len), 0);
- if (write(out_fd, read_buf.data(), llen) == -1) {
- PLOG(ERROR) << "Error writing cpio header to file " << file_name;
- return false;
- }
- if (write(out_fd, file_name, file_name_len) == -1) {
- PLOG(ERROR) << "Error writing filename to file " << file_name;
- return false;
- }
-
- // NUL Pad header up to 4 multiple bytes.
- llen = (llen + file_name_len) % 4;
- if (llen != 0) {
- const uint32_t zero = 0;
- if (write(out_fd, &zero, 4 - llen) == -1) {
- PLOG(ERROR) << "Error padding 0s to file " << file_name;
- return false;
- }
- }
- return true;
-}
-
-// Helper function for |cpioArchiveFilesInDir|
-size_t cpioWriteFileContent(int fd_read, int out_fd, struct stat& st) {
- // writing content of file
- std::array<char, 32 * 1024> read_buf;
- ssize_t llen = st.st_size;
- size_t n_error = 0;
- while (llen > 0) {
- ssize_t bytes_read = read(fd_read, read_buf.data(), read_buf.size());
- if (bytes_read == -1) {
- PLOG(ERROR) << "Error reading file";
- return ++n_error;
- }
- llen -= bytes_read;
- if (write(out_fd, read_buf.data(), bytes_read) == -1) {
- PLOG(ERROR) << "Error writing data to file";
- return ++n_error;
- }
- if (bytes_read == 0) { // this should never happen, but just in case
- // to unstuck from while loop
- PLOG(ERROR) << "Unexpected read result";
- n_error++;
- break;
- }
- }
- llen = st.st_size % 4;
- if (llen != 0) {
- const uint32_t zero = 0;
- if (write(out_fd, &zero, 4 - llen) == -1) {
- PLOG(ERROR) << "Error padding 0s to file";
- return ++n_error;
- }
- }
- return n_error;
-}
-
-// Helper function for |cpioArchiveFilesInDir|
-bool cpioWriteFileTrailer(int out_fd) {
- std::array<char, 4096> read_buf;
- read_buf.fill(0);
- if (write(out_fd, read_buf.data(),
- sprintf(read_buf.data(), "070701%040X%056X%08XTRAILER!!!", 1,
- 0x0b, 0) +
- 4) == -1) {
- PLOG(ERROR) << "Error writing trailing bytes";
- return false;
- }
- return true;
-}
-
-// Archives all files in |input_dir| and writes result into |out_fd|
-// Logic obtained from //external/toybox/toys/posix/cpio.c "Output cpio archive"
-// portion
-size_t cpioArchiveFilesInDir(int out_fd, const char* input_dir) {
- struct dirent* dp;
- size_t n_error = 0;
- std::unique_ptr<DIR, decltype(&closedir)> dir_dump(opendir(input_dir),
- closedir);
- if (!dir_dump) {
- PLOG(ERROR) << "Failed to open directory";
- return ++n_error;
- }
- while ((dp = readdir(dir_dump.get()))) {
- if (dp->d_type != DT_REG) {
- continue;
- }
- std::string cur_file_name(dp->d_name);
- struct stat st;
- const std::string cur_file_path = kTombstoneFolderPath + cur_file_name;
- if (stat(cur_file_path.c_str(), &st) == -1) {
- PLOG(ERROR) << "Failed to get file stat for " << cur_file_path;
- n_error++;
- continue;
- }
- const int fd_read = open(cur_file_path.c_str(), O_RDONLY);
- if (fd_read == -1) {
- PLOG(ERROR) << "Failed to open file " << cur_file_path;
- n_error++;
- continue;
- }
- std::string file_name_with_last_modified_time =
- cur_file_name + "-" + std::to_string(st.st_mtime);
- // string.size() does not include the null terminator. The cpio FreeBSD
- // file header expects the null character to be included in the length.
- const size_t file_name_len =
- file_name_with_last_modified_time.size() + 1;
- unique_fd file_auto_closer(fd_read);
- if (!cpioWriteHeader(out_fd, st,
- file_name_with_last_modified_time.c_str(),
- file_name_len)) {
- return ++n_error;
- }
- size_t write_error = cpioWriteFileContent(fd_read, out_fd, st);
- if (write_error) {
- return n_error + write_error;
- }
- }
- if (!cpioWriteFileTrailer(out_fd)) {
- return ++n_error;
- }
- return n_error;
-}
-
-// Helper function to create a non-const char*.
-std::vector<char> makeCharVec(const std::string& str) {
- std::vector<char> vec(str.size() + 1);
- vec.assign(str.begin(), str.end());
- vec.push_back('\0');
- return vec;
-}
-
-} // namespace
-
-namespace android {
-namespace hardware {
-namespace wifi {
-namespace V1_5 {
-namespace implementation {
-using hidl_return_util::validateAndCall;
-using hidl_return_util::validateAndCallWithLock;
-
-WifiChip::WifiChip(
- ChipId chip_id, bool is_primary,
- const std::weak_ptr<legacy_hal::WifiLegacyHal> legacy_hal,
- const std::weak_ptr<mode_controller::WifiModeController> mode_controller,
- const std::shared_ptr<iface_util::WifiIfaceUtil> iface_util,
- const std::weak_ptr<feature_flags::WifiFeatureFlags> feature_flags,
- const std::function<void(const std::string&)>& handler)
- : chip_id_(chip_id),
- legacy_hal_(legacy_hal),
- mode_controller_(mode_controller),
- iface_util_(iface_util),
- is_valid_(true),
- current_mode_id_(feature_flags::chip_mode_ids::kInvalid),
- modes_(feature_flags.lock()->getChipModes(is_primary)),
- debug_ring_buffer_cb_registered_(false),
- subsystemCallbackHandler_(handler) {
- setActiveWlanIfaceNameProperty(kNoActiveWlanIfaceNamePropertyValue);
-}
-
-void WifiChip::invalidate() {
- if (!writeRingbufferFilesInternal()) {
- LOG(ERROR) << "Error writing files to flash";
- }
- invalidateAndRemoveAllIfaces();
- setActiveWlanIfaceNameProperty(kNoActiveWlanIfaceNamePropertyValue);
- legacy_hal_.reset();
- event_cb_handler_.invalidate();
- is_valid_ = false;
-}
-
-bool WifiChip::isValid() { return is_valid_; }
-
-std::set<sp<V1_4::IWifiChipEventCallback>> WifiChip::getEventCallbacks() {
- return event_cb_handler_.getCallbacks();
-}
-
-Return<void> WifiChip::getId(getId_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getIdInternal, hidl_status_cb);
-}
-
-// Deprecated support for this callback
-Return<void> WifiChip::registerEventCallback(
- const sp<V1_0::IWifiChipEventCallback>& event_callback,
- registerEventCallback_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::registerEventCallbackInternal,
- hidl_status_cb, event_callback);
-}
-
-Return<void> WifiChip::getCapabilities(getCapabilities_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getCapabilitiesInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getAvailableModes(getAvailableModes_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getAvailableModesInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::configureChip(ChipModeId mode_id,
- configureChip_cb hidl_status_cb) {
- return validateAndCallWithLock(
- this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::configureChipInternal, hidl_status_cb, mode_id);
-}
-
-Return<void> WifiChip::getMode(getMode_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getModeInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::requestChipDebugInfo(
- requestChipDebugInfo_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::requestChipDebugInfoInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::requestDriverDebugDump(
- requestDriverDebugDump_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::requestDriverDebugDumpInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::requestFirmwareDebugDump(
- requestFirmwareDebugDump_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::requestFirmwareDebugDumpInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::createApIface(createApIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createApIfaceInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::createBridgedApIface(
- createBridgedApIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createBridgedApIfaceInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::getApIfaceNames(getApIfaceNames_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getApIfaceNamesInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getApIface(const hidl_string& ifname,
- getApIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getApIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::removeApIface(const hidl_string& ifname,
- removeApIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::removeApIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::removeIfaceInstanceFromBridgedApIface(
- const hidl_string& ifname, const hidl_string& ifInstanceName,
- removeIfaceInstanceFromBridgedApIface_cb hidl_status_cb) {
- return validateAndCall(
- this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::removeIfaceInstanceFromBridgedApIfaceInternal,
- hidl_status_cb, ifname, ifInstanceName);
-}
-
-Return<void> WifiChip::createNanIface(createNanIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createNanIfaceInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getNanIfaceNames(getNanIfaceNames_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getNanIfaceNamesInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getNanIface(const hidl_string& ifname,
- getNanIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getNanIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::removeNanIface(const hidl_string& ifname,
- removeNanIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::removeNanIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::createP2pIface(createP2pIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createP2pIfaceInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getP2pIfaceNames(getP2pIfaceNames_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getP2pIfaceNamesInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getP2pIface(const hidl_string& ifname,
- getP2pIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getP2pIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::removeP2pIface(const hidl_string& ifname,
- removeP2pIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::removeP2pIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::createStaIface(createStaIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createStaIfaceInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getStaIfaceNames(getStaIfaceNames_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getStaIfaceNamesInternal, hidl_status_cb);
-}
-
-Return<void> WifiChip::getStaIface(const hidl_string& ifname,
- getStaIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getStaIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::removeStaIface(const hidl_string& ifname,
- removeStaIface_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::removeStaIfaceInternal, hidl_status_cb,
- ifname);
-}
-
-Return<void> WifiChip::createRttController(
- const sp<IWifiIface>& bound_iface, createRttController_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createRttControllerInternal,
- hidl_status_cb, bound_iface);
-}
-
-Return<void> WifiChip::getDebugRingBuffersStatus(
- getDebugRingBuffersStatus_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getDebugRingBuffersStatusInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::startLoggingToDebugRingBuffer(
- const hidl_string& ring_name, WifiDebugRingBufferVerboseLevel verbose_level,
- uint32_t max_interval_in_sec, uint32_t min_data_size_in_bytes,
- startLoggingToDebugRingBuffer_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::startLoggingToDebugRingBufferInternal,
- hidl_status_cb, ring_name, verbose_level,
- max_interval_in_sec, min_data_size_in_bytes);
-}
-
-Return<void> WifiChip::forceDumpToDebugRingBuffer(
- const hidl_string& ring_name,
- forceDumpToDebugRingBuffer_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::forceDumpToDebugRingBufferInternal,
- hidl_status_cb, ring_name);
-}
-
-Return<void> WifiChip::flushRingBufferToFile(
- flushRingBufferToFile_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::flushRingBufferToFileInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::stopLoggingToDebugRingBuffer(
- stopLoggingToDebugRingBuffer_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::stopLoggingToDebugRingBufferInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::getDebugHostWakeReasonStats(
- getDebugHostWakeReasonStats_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getDebugHostWakeReasonStatsInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::enableDebugErrorAlerts(
- bool enable, enableDebugErrorAlerts_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::enableDebugErrorAlertsInternal,
- hidl_status_cb, enable);
-}
-
-Return<void> WifiChip::selectTxPowerScenario(
- V1_1::IWifiChip::TxPowerScenario scenario,
- selectTxPowerScenario_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::selectTxPowerScenarioInternal,
- hidl_status_cb, scenario);
-}
-
-Return<void> WifiChip::resetTxPowerScenario(
- resetTxPowerScenario_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::resetTxPowerScenarioInternal,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::setLatencyMode(LatencyMode mode,
- setLatencyMode_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::setLatencyModeInternal, hidl_status_cb,
- mode);
-}
-
-Return<void> WifiChip::registerEventCallback_1_2(
- const sp<V1_2::IWifiChipEventCallback>& event_callback,
- registerEventCallback_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::registerEventCallbackInternal_1_2,
- hidl_status_cb, event_callback);
-}
-
-Return<void> WifiChip::selectTxPowerScenario_1_2(
- TxPowerScenario scenario, selectTxPowerScenario_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::selectTxPowerScenarioInternal_1_2,
- hidl_status_cb, scenario);
-}
-
-Return<void> WifiChip::getCapabilities_1_3(getCapabilities_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getCapabilitiesInternal_1_3,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::getCapabilities_1_5(
- getCapabilities_1_5_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getCapabilitiesInternal_1_5,
- hidl_status_cb);
-}
-
-Return<void> WifiChip::debug(const hidl_handle& handle,
- const hidl_vec<hidl_string>&) {
- if (handle != nullptr && handle->numFds >= 1) {
- {
- std::unique_lock<std::mutex> lk(lock_t);
- for (const auto& item : ringbuffer_map_) {
- forceDumpToDebugRingBufferInternal(item.first);
- }
- // unique_lock unlocked here
- }
- usleep(100 * 1000); // sleep for 100 milliseconds to wait for
- // ringbuffer updates.
- int fd = handle->data[0];
- if (!writeRingbufferFilesInternal()) {
- LOG(ERROR) << "Error writing files to flash";
- }
- uint32_t n_error = cpioArchiveFilesInDir(fd, kTombstoneFolderPath);
- if (n_error != 0) {
- LOG(ERROR) << n_error << " errors occured in cpio function";
- }
- fsync(fd);
- } else {
- LOG(ERROR) << "File handle error";
- }
- return Void();
-}
-
-Return<void> WifiChip::createRttController_1_4(
- const sp<IWifiIface>& bound_iface,
- createRttController_1_4_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::createRttControllerInternal_1_4,
- hidl_status_cb, bound_iface);
-}
-
-Return<void> WifiChip::registerEventCallback_1_4(
- const sp<V1_4::IWifiChipEventCallback>& event_callback,
- registerEventCallback_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::registerEventCallbackInternal_1_4,
- hidl_status_cb, event_callback);
-}
-
-Return<void> WifiChip::setMultiStaPrimaryConnection(
- const hidl_string& ifname, setMultiStaPrimaryConnection_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::setMultiStaPrimaryConnectionInternal,
- hidl_status_cb, ifname);
-}
-
-Return<void> WifiChip::setMultiStaUseCase(
- MultiStaUseCase use_case, setMultiStaUseCase_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::setMultiStaUseCaseInternal,
- hidl_status_cb, use_case);
-}
-
-Return<void> WifiChip::setCoexUnsafeChannels(
- const hidl_vec<CoexUnsafeChannel>& unsafeChannels,
- hidl_bitfield<CoexRestriction> restrictions,
- setCoexUnsafeChannels_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::setCoexUnsafeChannelsInternal,
- hidl_status_cb, unsafeChannels, restrictions);
-}
-
-Return<void> WifiChip::setCountryCode(const hidl_array<int8_t, 2>& code,
- setCountryCode_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
- &WifiChip::setCountryCodeInternal, hidl_status_cb,
- code);
-}
-
-Return<void> WifiChip::getUsableChannels(
- WifiBand band, hidl_bitfield<WifiIfaceMode> ifaceModeMask,
- hidl_bitfield<UsableChannelFilter> filterMask,
- getUsableChannels_cb _hidl_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::getUsableChannelsInternal, _hidl_cb, band,
- ifaceModeMask, filterMask);
-}
-
-Return<void> WifiChip::triggerSubsystemRestart(
- triggerSubsystemRestart_cb hidl_status_cb) {
- return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
- &WifiChip::triggerSubsystemRestartInternal,
- hidl_status_cb);
-}
-
-void WifiChip::invalidateAndRemoveAllIfaces() {
- invalidateAndClearBridgedApAll();
- invalidateAndClearAll(ap_ifaces_);
- invalidateAndClearAll(nan_ifaces_);
- invalidateAndClearAll(p2p_ifaces_);
- invalidateAndClearAll(sta_ifaces_);
- // Since all the ifaces are invalid now, all RTT controller objects
- // using those ifaces also need to be invalidated.
- for (const auto& rtt : rtt_controllers_) {
- rtt->invalidate();
- }
- rtt_controllers_.clear();
-}
-
-void WifiChip::invalidateAndRemoveDependencies(
- const std::string& removed_iface_name) {
- for (auto it = nan_ifaces_.begin(); it != nan_ifaces_.end();) {
- auto nan_iface = *it;
- if (nan_iface->getName() == removed_iface_name) {
- nan_iface->invalidate();
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback
- ->onIfaceRemoved(IfaceType::NAN, removed_iface_name)
- .isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceRemoved callback";
- }
- }
- it = nan_ifaces_.erase(it);
- } else {
- ++it;
- }
- }
-
- for (auto it = rtt_controllers_.begin(); it != rtt_controllers_.end();) {
- auto rtt = *it;
- if (rtt->getIfaceName() == removed_iface_name) {
- rtt->invalidate();
- it = rtt_controllers_.erase(it);
- } else {
- ++it;
- }
- }
-}
-
-std::pair<WifiStatus, ChipId> WifiChip::getIdInternal() {
- return {createWifiStatus(WifiStatusCode::SUCCESS), chip_id_};
-}
-
-WifiStatus WifiChip::registerEventCallbackInternal(
- const sp<V1_0::IWifiChipEventCallback>& /* event_callback */) {
- // Deprecated support for this callback.
- return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
-}
-
-std::pair<WifiStatus, uint32_t> WifiChip::getCapabilitiesInternal() {
- // Deprecated support for this callback.
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), 0};
-}
-
-std::pair<WifiStatus, std::vector<V1_4::IWifiChip::ChipMode>>
-WifiChip::getAvailableModesInternal() {
- return {createWifiStatus(WifiStatusCode::SUCCESS), modes_};
-}
-
-WifiStatus WifiChip::configureChipInternal(
- /* NONNULL */ std::unique_lock<std::recursive_mutex>* lock,
- ChipModeId mode_id) {
- if (!isValidModeId(mode_id)) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- if (mode_id == current_mode_id_) {
- LOG(DEBUG) << "Already in the specified mode " << mode_id;
- return createWifiStatus(WifiStatusCode::SUCCESS);
- }
- WifiStatus status = handleChipConfiguration(lock, mode_id);
- if (status.code != WifiStatusCode::SUCCESS) {
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onChipReconfigureFailure(status).isOk()) {
- LOG(ERROR)
- << "Failed to invoke onChipReconfigureFailure callback";
- }
- }
- return status;
- }
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onChipReconfigured(mode_id).isOk()) {
- LOG(ERROR) << "Failed to invoke onChipReconfigured callback";
- }
- }
- current_mode_id_ = mode_id;
- LOG(INFO) << "Configured chip in mode " << mode_id;
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
-
- legacy_hal_.lock()->registerSubsystemRestartCallbackHandler(
- subsystemCallbackHandler_);
-
- return status;
-}
-
-std::pair<WifiStatus, uint32_t> WifiChip::getModeInternal() {
- if (!isValidModeId(current_mode_id_)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE),
- current_mode_id_};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), current_mode_id_};
-}
-
-std::pair<WifiStatus, V1_4::IWifiChip::ChipDebugInfo>
-WifiChip::requestChipDebugInfoInternal() {
- V1_4::IWifiChip::ChipDebugInfo result;
- legacy_hal::wifi_error legacy_status;
- std::string driver_desc;
- const auto ifname = getFirstActiveWlanIfaceName();
- std::tie(legacy_status, driver_desc) =
- legacy_hal_.lock()->getDriverVersion(ifname);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to get driver version: "
- << legacyErrorToString(legacy_status);
- WifiStatus status = createWifiStatusFromLegacyError(
- legacy_status, "failed to get driver version");
- return {status, result};
- }
- result.driverDescription = driver_desc.c_str();
-
- std::string firmware_desc;
- std::tie(legacy_status, firmware_desc) =
- legacy_hal_.lock()->getFirmwareVersion(ifname);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to get firmware version: "
- << legacyErrorToString(legacy_status);
- WifiStatus status = createWifiStatusFromLegacyError(
- legacy_status, "failed to get firmware version");
- return {status, result};
- }
- result.firmwareDescription = firmware_desc.c_str();
-
- return {createWifiStatus(WifiStatusCode::SUCCESS), result};
-}
-
-std::pair<WifiStatus, std::vector<uint8_t>>
-WifiChip::requestDriverDebugDumpInternal() {
- legacy_hal::wifi_error legacy_status;
- std::vector<uint8_t> driver_dump;
- std::tie(legacy_status, driver_dump) =
- legacy_hal_.lock()->requestDriverMemoryDump(
- getFirstActiveWlanIfaceName());
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to get driver debug dump: "
- << legacyErrorToString(legacy_status);
- return {createWifiStatusFromLegacyError(legacy_status),
- std::vector<uint8_t>()};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), driver_dump};
-}
-
-std::pair<WifiStatus, std::vector<uint8_t>>
-WifiChip::requestFirmwareDebugDumpInternal() {
- legacy_hal::wifi_error legacy_status;
- std::vector<uint8_t> firmware_dump;
- std::tie(legacy_status, firmware_dump) =
- legacy_hal_.lock()->requestFirmwareMemoryDump(
- getFirstActiveWlanIfaceName());
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to get firmware debug dump: "
- << legacyErrorToString(legacy_status);
- return {createWifiStatusFromLegacyError(legacy_status), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), firmware_dump};
-}
-
-WifiStatus WifiChip::createVirtualApInterface(const std::string& apVirtIf) {
- legacy_hal::wifi_error legacy_status;
- legacy_status = legacy_hal_.lock()->createVirtualInterface(
- apVirtIf,
- hidl_struct_util::convertHidlIfaceTypeToLegacy(IfaceType::AP));
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to add interface: " << apVirtIf << " "
- << legacyErrorToString(legacy_status);
- return createWifiStatusFromLegacyError(legacy_status);
- }
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-sp<WifiApIface> WifiChip::newWifiApIface(std::string& ifname) {
- std::vector<std::string> ap_instances;
- for (auto const& it : br_ifaces_ap_instances_) {
- if (it.first == ifname) {
- ap_instances = it.second;
- }
- }
- sp<WifiApIface> iface =
- new WifiApIface(ifname, ap_instances, legacy_hal_, iface_util_);
- ap_ifaces_.push_back(iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceAdded(IfaceType::AP, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceAdded callback";
- }
- }
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
- return iface;
-}
-
-std::pair<WifiStatus, sp<V1_5::IWifiApIface>>
-WifiChip::createApIfaceInternal() {
- if (!canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(IfaceType::AP)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- std::string ifname = allocateApIfaceName();
- WifiStatus status = createVirtualApInterface(ifname);
- if (status.code != WifiStatusCode::SUCCESS) {
- return {status, {}};
- }
- sp<WifiApIface> iface = newWifiApIface(ifname);
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-std::pair<WifiStatus, sp<V1_5::IWifiApIface>>
-WifiChip::createBridgedApIfaceInternal() {
- if (!canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(IfaceType::AP)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- std::vector<std::string> ap_instances = allocateBridgedApInstanceNames();
- if (ap_instances.size() < 2) {
- LOG(ERROR) << "Fail to allocate two instances";
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- std::string br_ifname = kApBridgeIfacePrefix + ap_instances[0];
- for (int i = 0; i < 2; i++) {
- WifiStatus status = createVirtualApInterface(ap_instances[i]);
- if (status.code != WifiStatusCode::SUCCESS) {
- if (i != 0) { // The failure happened when creating second virtual
- // iface.
- legacy_hal_.lock()->deleteVirtualInterface(
- ap_instances.front()); // Remove the first virtual iface.
- }
- return {status, {}};
- }
- }
- br_ifaces_ap_instances_[br_ifname] = ap_instances;
- if (!iface_util_->createBridge(br_ifname)) {
- LOG(ERROR) << "Failed createBridge - br_name=" << br_ifname.c_str();
- invalidateAndClearBridgedAp(br_ifname);
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- for (auto const& instance : ap_instances) {
- // Bind ap instance interface to AP bridge
- if (!iface_util_->addIfaceToBridge(br_ifname, instance)) {
- LOG(ERROR) << "Failed add if to Bridge - if_name="
- << instance.c_str();
- invalidateAndClearBridgedAp(br_ifname);
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- }
- sp<WifiApIface> iface = newWifiApIface(br_ifname);
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-std::pair<WifiStatus, std::vector<hidl_string>>
-WifiChip::getApIfaceNamesInternal() {
- if (ap_ifaces_.empty()) {
- return {createWifiStatus(WifiStatusCode::SUCCESS), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), getNames(ap_ifaces_)};
-}
-
-std::pair<WifiStatus, sp<V1_5::IWifiApIface>> WifiChip::getApIfaceInternal(
- const std::string& ifname) {
- const auto iface = findUsingName(ap_ifaces_, ifname);
- if (!iface.get()) {
- return {createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS), nullptr};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-WifiStatus WifiChip::removeApIfaceInternal(const std::string& ifname) {
- const auto iface = findUsingName(ap_ifaces_, ifname);
- if (!iface.get()) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- // Invalidate & remove any dependent objects first.
- // Note: This is probably not required because we never create
- // nan/rtt objects over AP iface. But, there is no harm to do it
- // here and not make that assumption all over the place.
- invalidateAndRemoveDependencies(ifname);
- // Clear the bridge interface and the iface instance.
- invalidateAndClearBridgedAp(ifname);
- invalidateAndClear(ap_ifaces_, iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceRemoved(IfaceType::AP, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceRemoved callback";
- }
- }
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-WifiStatus WifiChip::removeIfaceInstanceFromBridgedApIfaceInternal(
- const std::string& ifname, const std::string& ifInstanceName) {
- const auto iface = findUsingName(ap_ifaces_, ifname);
- if (!iface.get() || ifInstanceName.empty()) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- // Requires to remove one of the instance in bridge mode
- for (auto const& it : br_ifaces_ap_instances_) {
- if (it.first == ifname) {
- std::vector<std::string> ap_instances = it.second;
- for (auto const& iface : ap_instances) {
- if (iface == ifInstanceName) {
- if (!iface_util_->removeIfaceFromBridge(it.first, iface)) {
- LOG(ERROR)
- << "Failed to remove interface: " << ifInstanceName
- << " from " << ifname;
- return createWifiStatus(
- WifiStatusCode::ERROR_NOT_AVAILABLE);
- }
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->deleteVirtualInterface(iface);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to del interface: " << iface
- << " " << legacyErrorToString(legacy_status);
- return createWifiStatusFromLegacyError(legacy_status);
- }
- ap_instances.erase(
- std::remove(ap_instances.begin(), ap_instances.end(),
- ifInstanceName),
- ap_instances.end());
- br_ifaces_ap_instances_[ifname] = ap_instances;
- break;
- }
- }
- break;
- }
- }
- iface->removeInstance(ifInstanceName);
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
-
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-std::pair<WifiStatus, sp<V1_4::IWifiNanIface>>
-WifiChip::createNanIfaceInternal() {
- if (!canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(IfaceType::NAN)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- bool is_dedicated_iface = true;
- std::string ifname = getPredefinedNanIfaceName();
- if (ifname.empty() || !iface_util_->ifNameToIndex(ifname)) {
- // Use the first shared STA iface (wlan0) if a dedicated aware iface is
- // not defined.
- ifname = getFirstActiveWlanIfaceName();
- is_dedicated_iface = false;
- }
- sp<WifiNanIface> iface =
- new WifiNanIface(ifname, is_dedicated_iface, legacy_hal_, iface_util_);
- nan_ifaces_.push_back(iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceAdded(IfaceType::NAN, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceAdded callback";
- }
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-std::pair<WifiStatus, std::vector<hidl_string>>
-WifiChip::getNanIfaceNamesInternal() {
- if (nan_ifaces_.empty()) {
- return {createWifiStatus(WifiStatusCode::SUCCESS), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), getNames(nan_ifaces_)};
-}
-
-std::pair<WifiStatus, sp<V1_4::IWifiNanIface>> WifiChip::getNanIfaceInternal(
- const std::string& ifname) {
- const auto iface = findUsingName(nan_ifaces_, ifname);
- if (!iface.get()) {
- return {createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS), nullptr};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-WifiStatus WifiChip::removeNanIfaceInternal(const std::string& ifname) {
- const auto iface = findUsingName(nan_ifaces_, ifname);
- if (!iface.get()) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- invalidateAndClear(nan_ifaces_, iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceRemoved(IfaceType::NAN, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceAdded callback";
- }
- }
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-std::pair<WifiStatus, sp<IWifiP2pIface>> WifiChip::createP2pIfaceInternal() {
- if (!canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(IfaceType::P2P)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- std::string ifname = getPredefinedP2pIfaceName();
- sp<WifiP2pIface> iface = new WifiP2pIface(ifname, legacy_hal_);
- p2p_ifaces_.push_back(iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceAdded(IfaceType::P2P, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceAdded callback";
- }
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-std::pair<WifiStatus, std::vector<hidl_string>>
-WifiChip::getP2pIfaceNamesInternal() {
- if (p2p_ifaces_.empty()) {
- return {createWifiStatus(WifiStatusCode::SUCCESS), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), getNames(p2p_ifaces_)};
-}
-
-std::pair<WifiStatus, sp<IWifiP2pIface>> WifiChip::getP2pIfaceInternal(
- const std::string& ifname) {
- const auto iface = findUsingName(p2p_ifaces_, ifname);
- if (!iface.get()) {
- return {createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS), nullptr};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-WifiStatus WifiChip::removeP2pIfaceInternal(const std::string& ifname) {
- const auto iface = findUsingName(p2p_ifaces_, ifname);
- if (!iface.get()) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- invalidateAndClear(p2p_ifaces_, iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceRemoved(IfaceType::P2P, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceRemoved callback";
- }
- }
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-std::pair<WifiStatus, sp<V1_5::IWifiStaIface>>
-WifiChip::createStaIfaceInternal() {
- if (!canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(IfaceType::STA)) {
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- std::string ifname = allocateStaIfaceName();
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->createVirtualInterface(
- ifname,
- hidl_struct_util::convertHidlIfaceTypeToLegacy(IfaceType::STA));
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to add interface: " << ifname << " "
- << legacyErrorToString(legacy_status);
- return {createWifiStatusFromLegacyError(legacy_status), {}};
- }
- sp<WifiStaIface> iface = new WifiStaIface(ifname, legacy_hal_, iface_util_);
- sta_ifaces_.push_back(iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceAdded(IfaceType::STA, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceAdded callback";
- }
- }
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-std::pair<WifiStatus, std::vector<hidl_string>>
-WifiChip::getStaIfaceNamesInternal() {
- if (sta_ifaces_.empty()) {
- return {createWifiStatus(WifiStatusCode::SUCCESS), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), getNames(sta_ifaces_)};
-}
-
-std::pair<WifiStatus, sp<V1_5::IWifiStaIface>> WifiChip::getStaIfaceInternal(
- const std::string& ifname) {
- const auto iface = findUsingName(sta_ifaces_, ifname);
- if (!iface.get()) {
- return {createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS), nullptr};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), iface};
-}
-
-WifiStatus WifiChip::removeStaIfaceInternal(const std::string& ifname) {
- const auto iface = findUsingName(sta_ifaces_, ifname);
- if (!iface.get()) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- // Invalidate & remove any dependent objects first.
- invalidateAndRemoveDependencies(ifname);
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->deleteVirtualInterface(ifname);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to remove interface: " << ifname << " "
- << legacyErrorToString(legacy_status);
- }
- invalidateAndClear(sta_ifaces_, iface);
- for (const auto& callback : event_cb_handler_.getCallbacks()) {
- if (!callback->onIfaceRemoved(IfaceType::STA, ifname).isOk()) {
- LOG(ERROR) << "Failed to invoke onIfaceRemoved callback";
- }
- }
- setActiveWlanIfaceNameProperty(getFirstActiveWlanIfaceName());
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-std::pair<WifiStatus, sp<V1_0::IWifiRttController>>
-WifiChip::createRttControllerInternal(const sp<IWifiIface>& /*bound_iface*/) {
- LOG(ERROR) << "createRttController is not supported on this HAL";
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), {}};
-}
-
-std::pair<WifiStatus, std::vector<WifiDebugRingBufferStatus>>
-WifiChip::getDebugRingBuffersStatusInternal() {
- legacy_hal::wifi_error legacy_status;
- std::vector<legacy_hal::wifi_ring_buffer_status>
- legacy_ring_buffer_status_vec;
- std::tie(legacy_status, legacy_ring_buffer_status_vec) =
- legacy_hal_.lock()->getRingBuffersStatus(getFirstActiveWlanIfaceName());
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- return {createWifiStatusFromLegacyError(legacy_status), {}};
- }
- std::vector<WifiDebugRingBufferStatus> hidl_ring_buffer_status_vec;
- if (!hidl_struct_util::convertLegacyVectorOfDebugRingBufferStatusToHidl(
- legacy_ring_buffer_status_vec, &hidl_ring_buffer_status_vec)) {
- return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS),
- hidl_ring_buffer_status_vec};
-}
-
-WifiStatus WifiChip::startLoggingToDebugRingBufferInternal(
- const hidl_string& ring_name, WifiDebugRingBufferVerboseLevel verbose_level,
- uint32_t max_interval_in_sec, uint32_t min_data_size_in_bytes) {
- WifiStatus status = registerDebugRingBufferCallback();
- if (status.code != WifiStatusCode::SUCCESS) {
- return status;
- }
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->startRingBufferLogging(
- getFirstActiveWlanIfaceName(), ring_name,
- static_cast<
- std::underlying_type<WifiDebugRingBufferVerboseLevel>::type>(
- verbose_level),
- max_interval_in_sec, min_data_size_in_bytes);
- ringbuffer_map_.insert(std::pair<std::string, Ringbuffer>(
- ring_name, Ringbuffer(kMaxBufferSizeBytes)));
- // if verbose logging enabled, turn up HAL daemon logging as well.
- if (verbose_level < WifiDebugRingBufferVerboseLevel::VERBOSE) {
- android::base::SetMinimumLogSeverity(android::base::DEBUG);
- } else {
- android::base::SetMinimumLogSeverity(android::base::VERBOSE);
- }
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::forceDumpToDebugRingBufferInternal(
- const hidl_string& ring_name) {
- WifiStatus status = registerDebugRingBufferCallback();
- if (status.code != WifiStatusCode::SUCCESS) {
- return status;
- }
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->getRingBufferData(getFirstActiveWlanIfaceName(),
- ring_name);
-
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::flushRingBufferToFileInternal() {
- if (!writeRingbufferFilesInternal()) {
- LOG(ERROR) << "Error writing files to flash";
- return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
- }
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-WifiStatus WifiChip::stopLoggingToDebugRingBufferInternal() {
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->deregisterRingBufferCallbackHandler(
- getFirstActiveWlanIfaceName());
- if (legacy_status == legacy_hal::WIFI_SUCCESS) {
- debug_ring_buffer_cb_registered_ = false;
- }
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-std::pair<WifiStatus, WifiDebugHostWakeReasonStats>
-WifiChip::getDebugHostWakeReasonStatsInternal() {
- legacy_hal::wifi_error legacy_status;
- legacy_hal::WakeReasonStats legacy_stats;
- std::tie(legacy_status, legacy_stats) =
- legacy_hal_.lock()->getWakeReasonStats(getFirstActiveWlanIfaceName());
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- return {createWifiStatusFromLegacyError(legacy_status), {}};
- }
- WifiDebugHostWakeReasonStats hidl_stats;
- if (!hidl_struct_util::convertLegacyWakeReasonStatsToHidl(legacy_stats,
- &hidl_stats)) {
- return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_stats};
-}
-
-WifiStatus WifiChip::enableDebugErrorAlertsInternal(bool enable) {
- legacy_hal::wifi_error legacy_status;
- if (enable) {
- android::wp<WifiChip> weak_ptr_this(this);
- const auto& on_alert_callback = [weak_ptr_this](
- int32_t error_code,
- std::vector<uint8_t> debug_data) {
- const auto shared_ptr_this = weak_ptr_this.promote();
- if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
- LOG(ERROR) << "Callback invoked on an invalid object";
- return;
- }
- for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
- if (!callback->onDebugErrorAlert(error_code, debug_data)
- .isOk()) {
- LOG(ERROR) << "Failed to invoke onDebugErrorAlert callback";
- }
- }
- };
- legacy_status = legacy_hal_.lock()->registerErrorAlertCallbackHandler(
- getFirstActiveWlanIfaceName(), on_alert_callback);
- } else {
- legacy_status = legacy_hal_.lock()->deregisterErrorAlertCallbackHandler(
- getFirstActiveWlanIfaceName());
- }
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::selectTxPowerScenarioInternal(
- V1_1::IWifiChip::TxPowerScenario scenario) {
- auto legacy_status = legacy_hal_.lock()->selectTxPowerScenario(
- getFirstActiveWlanIfaceName(),
- hidl_struct_util::convertHidlTxPowerScenarioToLegacy(scenario));
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::resetTxPowerScenarioInternal() {
- auto legacy_status =
- legacy_hal_.lock()->resetTxPowerScenario(getFirstActiveWlanIfaceName());
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::setLatencyModeInternal(LatencyMode mode) {
- auto legacy_status = legacy_hal_.lock()->setLatencyMode(
- getFirstActiveWlanIfaceName(),
- hidl_struct_util::convertHidlLatencyModeToLegacy(mode));
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::registerEventCallbackInternal_1_2(
- const sp<V1_2::IWifiChipEventCallback>& /* event_callback */) {
- // Deprecated support for this callback.
- return createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED);
-}
-
-WifiStatus WifiChip::selectTxPowerScenarioInternal_1_2(
- TxPowerScenario scenario) {
- auto legacy_status = legacy_hal_.lock()->selectTxPowerScenario(
- getFirstActiveWlanIfaceName(),
- hidl_struct_util::convertHidlTxPowerScenarioToLegacy_1_2(scenario));
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-std::pair<WifiStatus, uint32_t> WifiChip::getCapabilitiesInternal_1_3() {
- // Deprecated support for this callback.
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), 0};
-}
-
-std::pair<WifiStatus, uint32_t> WifiChip::getCapabilitiesInternal_1_5() {
- legacy_hal::wifi_error legacy_status;
- uint64_t legacy_feature_set;
- uint32_t legacy_logger_feature_set;
- const auto ifname = getFirstActiveWlanIfaceName();
- std::tie(legacy_status, legacy_feature_set) =
- legacy_hal_.lock()->getSupportedFeatureSet(ifname);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- return {createWifiStatusFromLegacyError(legacy_status), 0};
- }
- std::tie(legacy_status, legacy_logger_feature_set) =
- legacy_hal_.lock()->getLoggerSupportedFeatureSet(ifname);
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- // some devices don't support querying logger feature set
- legacy_logger_feature_set = 0;
- }
- uint32_t hidl_caps;
- if (!hidl_struct_util::convertLegacyFeaturesToHidlChipCapabilities(
- legacy_feature_set, legacy_logger_feature_set, &hidl_caps)) {
- return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), 0};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_caps};
-}
-
-std::pair<WifiStatus, sp<V1_4::IWifiRttController>>
-WifiChip::createRttControllerInternal_1_4(const sp<IWifiIface>& bound_iface) {
- if (sta_ifaces_.size() == 0 &&
- !canCurrentModeSupportIfaceOfType(IfaceType::STA)) {
- LOG(ERROR)
- << "createRttControllerInternal_1_4: Chip cannot support STAs "
- "(and RTT by extension)";
- return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
- }
- sp<WifiRttController> rtt = new WifiRttController(
- getFirstActiveWlanIfaceName(), bound_iface, legacy_hal_);
- rtt_controllers_.emplace_back(rtt);
- return {createWifiStatus(WifiStatusCode::SUCCESS), rtt};
-}
-
-WifiStatus WifiChip::registerEventCallbackInternal_1_4(
- const sp<V1_4::IWifiChipEventCallback>& event_callback) {
- if (!event_cb_handler_.addCallback(event_callback)) {
- return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
- }
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-WifiStatus WifiChip::setMultiStaPrimaryConnectionInternal(
- const std::string& ifname) {
- auto legacy_status =
- legacy_hal_.lock()->multiStaSetPrimaryConnection(ifname);
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::setMultiStaUseCaseInternal(MultiStaUseCase use_case) {
- auto legacy_status = legacy_hal_.lock()->multiStaSetUseCase(
- hidl_struct_util::convertHidlMultiStaUseCaseToLegacy(use_case));
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::setCoexUnsafeChannelsInternal(
- std::vector<CoexUnsafeChannel> unsafe_channels, uint32_t restrictions) {
- std::vector<legacy_hal::wifi_coex_unsafe_channel> legacy_unsafe_channels;
- if (!hidl_struct_util::convertHidlVectorOfCoexUnsafeChannelToLegacy(
- unsafe_channels, &legacy_unsafe_channels)) {
- return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
- }
- uint32_t legacy_restrictions = 0;
- if (restrictions & CoexRestriction::WIFI_DIRECT) {
- legacy_restrictions |= legacy_hal::wifi_coex_restriction::WIFI_DIRECT;
- }
- if (restrictions & CoexRestriction::SOFTAP) {
- legacy_restrictions |= legacy_hal::wifi_coex_restriction::SOFTAP;
- }
- if (restrictions & CoexRestriction::WIFI_AWARE) {
- legacy_restrictions |= legacy_hal::wifi_coex_restriction::WIFI_AWARE;
- }
- auto legacy_status = legacy_hal_.lock()->setCoexUnsafeChannels(
- legacy_unsafe_channels, legacy_restrictions);
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::setCountryCodeInternal(const std::array<int8_t, 2>& code) {
- auto legacy_status =
- legacy_hal_.lock()->setCountryCode(getFirstActiveWlanIfaceName(), code);
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-std::pair<WifiStatus, std::vector<WifiUsableChannel>>
-WifiChip::getUsableChannelsInternal(WifiBand band, uint32_t ifaceModeMask,
- uint32_t filterMask) {
- legacy_hal::wifi_error legacy_status;
- std::vector<legacy_hal::wifi_usable_channel> legacy_usable_channels;
- std::tie(legacy_status, legacy_usable_channels) =
- legacy_hal_.lock()->getUsableChannels(
- hidl_struct_util::convertHidlWifiBandToLegacyMacBand(band),
- hidl_struct_util::convertHidlWifiIfaceModeToLegacy(ifaceModeMask),
- hidl_struct_util::convertHidlUsableChannelFilterToLegacy(
- filterMask));
-
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- return {createWifiStatusFromLegacyError(legacy_status), {}};
- }
- std::vector<WifiUsableChannel> hidl_usable_channels;
- if (!hidl_struct_util::convertLegacyWifiUsableChannelsToHidl(
- legacy_usable_channels, &hidl_usable_channels)) {
- return {createWifiStatus(WifiStatusCode::ERROR_UNKNOWN), {}};
- }
- return {createWifiStatus(WifiStatusCode::SUCCESS), hidl_usable_channels};
-}
-
-WifiStatus WifiChip::triggerSubsystemRestartInternal() {
- auto legacy_status = legacy_hal_.lock()->triggerSubsystemRestart();
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::handleChipConfiguration(
- /* NONNULL */ std::unique_lock<std::recursive_mutex>* lock,
- ChipModeId mode_id) {
- // If the chip is already configured in a different mode, stop
- // the legacy HAL and then start it after firmware mode change.
- if (isValidModeId(current_mode_id_)) {
- LOG(INFO) << "Reconfiguring chip from mode " << current_mode_id_
- << " to mode " << mode_id;
- invalidateAndRemoveAllIfaces();
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->stop(lock, []() {});
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to stop legacy HAL: "
- << legacyErrorToString(legacy_status);
- return createWifiStatusFromLegacyError(legacy_status);
- }
- }
- // Firmware mode change not needed for V2 devices.
- bool success = true;
- if (mode_id == feature_flags::chip_mode_ids::kV1Sta) {
- success = mode_controller_.lock()->changeFirmwareMode(IfaceType::STA);
- } else if (mode_id == feature_flags::chip_mode_ids::kV1Ap) {
- success = mode_controller_.lock()->changeFirmwareMode(IfaceType::AP);
- }
- if (!success) {
- return createWifiStatus(WifiStatusCode::ERROR_UNKNOWN);
- }
- legacy_hal::wifi_error legacy_status = legacy_hal_.lock()->start();
- if (legacy_status != legacy_hal::WIFI_SUCCESS) {
- LOG(ERROR) << "Failed to start legacy HAL: "
- << legacyErrorToString(legacy_status);
- return createWifiStatusFromLegacyError(legacy_status);
- }
- // Every time the HAL is restarted, we need to register the
- // radio mode change callback.
- WifiStatus status = registerRadioModeChangeCallback();
- if (status.code != WifiStatusCode::SUCCESS) {
- // This probably is not a critical failure?
- LOG(ERROR) << "Failed to register radio mode change callback";
- }
- // Extract and save the version information into property.
- std::pair<WifiStatus, V1_4::IWifiChip::ChipDebugInfo> version_info;
- version_info = WifiChip::requestChipDebugInfoInternal();
- if (WifiStatusCode::SUCCESS == version_info.first.code) {
- property_set("vendor.wlan.firmware.version",
- version_info.second.firmwareDescription.c_str());
- property_set("vendor.wlan.driver.version",
- version_info.second.driverDescription.c_str());
- }
-
- return createWifiStatus(WifiStatusCode::SUCCESS);
-}
-
-WifiStatus WifiChip::registerDebugRingBufferCallback() {
- if (debug_ring_buffer_cb_registered_) {
- return createWifiStatus(WifiStatusCode::SUCCESS);
- }
-
- android::wp<WifiChip> weak_ptr_this(this);
- const auto& on_ring_buffer_data_callback =
- [weak_ptr_this](const std::string& name,
- const std::vector<uint8_t>& data,
- const legacy_hal::wifi_ring_buffer_status& status) {
- const auto shared_ptr_this = weak_ptr_this.promote();
- if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
- LOG(ERROR) << "Callback invoked on an invalid object";
- return;
- }
- WifiDebugRingBufferStatus hidl_status;
- if (!hidl_struct_util::convertLegacyDebugRingBufferStatusToHidl(
- status, &hidl_status)) {
- LOG(ERROR) << "Error converting ring buffer status";
- return;
- }
- {
- std::unique_lock<std::mutex> lk(shared_ptr_this->lock_t);
- const auto& target =
- shared_ptr_this->ringbuffer_map_.find(name);
- if (target != shared_ptr_this->ringbuffer_map_.end()) {
- Ringbuffer& cur_buffer = target->second;
- cur_buffer.append(data);
- } else {
- LOG(ERROR) << "Ringname " << name << " not found";
- return;
- }
- // unique_lock unlocked here
- }
- };
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->registerRingBufferCallbackHandler(
- getFirstActiveWlanIfaceName(), on_ring_buffer_data_callback);
-
- if (legacy_status == legacy_hal::WIFI_SUCCESS) {
- debug_ring_buffer_cb_registered_ = true;
- }
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-WifiStatus WifiChip::registerRadioModeChangeCallback() {
- android::wp<WifiChip> weak_ptr_this(this);
- const auto& on_radio_mode_change_callback =
- [weak_ptr_this](const std::vector<legacy_hal::WifiMacInfo>& mac_infos) {
- const auto shared_ptr_this = weak_ptr_this.promote();
- if (!shared_ptr_this.get() || !shared_ptr_this->isValid()) {
- LOG(ERROR) << "Callback invoked on an invalid object";
- return;
- }
- std::vector<V1_4::IWifiChipEventCallback::RadioModeInfo>
- hidl_radio_mode_infos;
- if (!hidl_struct_util::convertLegacyWifiMacInfosToHidl(
- mac_infos, &hidl_radio_mode_infos)) {
- LOG(ERROR) << "Error converting wifi mac info";
- return;
- }
- for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
- if (!callback->onRadioModeChange_1_4(hidl_radio_mode_infos)
- .isOk()) {
- LOG(ERROR) << "Failed to invoke onRadioModeChange_1_4"
- << " callback on: " << toString(callback);
- }
- }
- };
- legacy_hal::wifi_error legacy_status =
- legacy_hal_.lock()->registerRadioModeChangeCallbackHandler(
- getFirstActiveWlanIfaceName(), on_radio_mode_change_callback);
- return createWifiStatusFromLegacyError(legacy_status);
-}
-
-std::vector<V1_4::IWifiChip::ChipIfaceCombination>
-WifiChip::getCurrentModeIfaceCombinations() {
- if (!isValidModeId(current_mode_id_)) {
- LOG(ERROR) << "Chip not configured in a mode yet";
- return {};
- }
- for (const auto& mode : modes_) {
- if (mode.id == current_mode_id_) {
- return mode.availableCombinations;
- }
- }
- CHECK(0) << "Expected to find iface combinations for current mode!";
- return {};
-}
-
-// Returns a map indexed by IfaceType with the number of ifaces currently
-// created of the corresponding type.
-std::map<IfaceType, size_t> WifiChip::getCurrentIfaceCombination() {
- std::map<IfaceType, size_t> iface_counts;
- iface_counts[IfaceType::AP] = ap_ifaces_.size();
- iface_counts[IfaceType::NAN] = nan_ifaces_.size();
- iface_counts[IfaceType::P2P] = p2p_ifaces_.size();
- iface_counts[IfaceType::STA] = sta_ifaces_.size();
- return iface_counts;
-}
-
-// This expands the provided iface combinations to a more parseable
-// form. Returns a vector of available combinations possible with the number
-// of ifaces of each type in the combination.
-// This method is a port of HalDeviceManager.expandIfaceCombos() from framework.
-std::vector<std::map<IfaceType, size_t>> WifiChip::expandIfaceCombinations(
- const V1_4::IWifiChip::ChipIfaceCombination& combination) {
- uint32_t num_expanded_combos = 1;
- for (const auto& limit : combination.limits) {
- for (uint32_t i = 0; i < limit.maxIfaces; i++) {
- num_expanded_combos *= limit.types.size();
- }
- }
-
- // Allocate the vector of expanded combos and reset all iface counts to 0
- // in each combo.
- std::vector<std::map<IfaceType, size_t>> expanded_combos;
- expanded_combos.resize(num_expanded_combos);
- for (auto& expanded_combo : expanded_combos) {
- for (const auto type :
- {IfaceType::AP, IfaceType::NAN, IfaceType::P2P, IfaceType::STA}) {
- expanded_combo[type] = 0;
- }
- }
- uint32_t span = num_expanded_combos;
- for (const auto& limit : combination.limits) {
- for (uint32_t i = 0; i < limit.maxIfaces; i++) {
- span /= limit.types.size();
- for (uint32_t k = 0; k < num_expanded_combos; ++k) {
- const auto iface_type =
- limit.types[(k / span) % limit.types.size()];
- expanded_combos[k][iface_type]++;
- }
- }
- }
- return expanded_combos;
-}
-
-bool WifiChip::canExpandedIfaceComboSupportIfaceOfTypeWithCurrentIfaces(
- const std::map<IfaceType, size_t>& expanded_combo,
- IfaceType requested_type) {
- const auto current_combo = getCurrentIfaceCombination();
-
- // Check if we have space for 1 more iface of |type| in this combo
- for (const auto type :
- {IfaceType::AP, IfaceType::NAN, IfaceType::P2P, IfaceType::STA}) {
- size_t num_ifaces_needed = current_combo.at(type);
- if (type == requested_type) {
- num_ifaces_needed++;
- }
- size_t num_ifaces_allowed = expanded_combo.at(type);
- if (num_ifaces_needed > num_ifaces_allowed) {
- return false;
- }
- }
- return true;
-}
-
-// This method does the following:
-// a) Enumerate all possible iface combos by expanding the current
-// ChipIfaceCombination.
-// b) Check if the requested iface type can be added to the current mode
-// with the iface combination that is already active.
-bool WifiChip::canCurrentModeSupportIfaceOfTypeWithCurrentIfaces(
- IfaceType requested_type) {
- if (!isValidModeId(current_mode_id_)) {
- LOG(ERROR) << "Chip not configured in a mode yet";
- return false;
- }
- const auto combinations = getCurrentModeIfaceCombinations();
- for (const auto& combination : combinations) {
- const auto expanded_combos = expandIfaceCombinations(combination);
- for (const auto& expanded_combo : expanded_combos) {
- if (canExpandedIfaceComboSupportIfaceOfTypeWithCurrentIfaces(
- expanded_combo, requested_type)) {
- return true;
- }
- }
- }
- return false;
-}
-
-// Note: This does not consider ifaces already active. It only checks if the
-// provided expanded iface combination can support the requested combo.
-bool WifiChip::canExpandedIfaceComboSupportIfaceCombo(
- const std::map<IfaceType, size_t>& expanded_combo,
- const std::map<IfaceType, size_t>& req_combo) {
- // Check if we have space for 1 more iface of |type| in this combo
- for (const auto type :
- {IfaceType::AP, IfaceType::NAN, IfaceType::P2P, IfaceType::STA}) {
- if (req_combo.count(type) == 0) {
- // Iface of "type" not in the req_combo.
- continue;
- }
- size_t num_ifaces_needed = req_combo.at(type);
- size_t num_ifaces_allowed = expanded_combo.at(type);
- if (num_ifaces_needed > num_ifaces_allowed) {
- return false;
- }
- }
- return true;
-}
-// This method does the following:
-// a) Enumerate all possible iface combos by expanding the current
-// ChipIfaceCombination.
-// b) Check if the requested iface combo can be added to the current mode.
-// Note: This does not consider ifaces already active. It only checks if the
-// current mode can support the requested combo.
-bool WifiChip::canCurrentModeSupportIfaceCombo(
- const std::map<IfaceType, size_t>& req_combo) {
- if (!isValidModeId(current_mode_id_)) {
- LOG(ERROR) << "Chip not configured in a mode yet";
- return false;
- }
- const auto combinations = getCurrentModeIfaceCombinations();
- for (const auto& combination : combinations) {
- const auto expanded_combos = expandIfaceCombinations(combination);
- for (const auto& expanded_combo : expanded_combos) {
- if (canExpandedIfaceComboSupportIfaceCombo(expanded_combo,
- req_combo)) {
- return true;
- }
- }
- }
- return false;
-}
-
-// This method does the following:
-// a) Enumerate all possible iface combos by expanding the current
-// ChipIfaceCombination.
-// b) Check if the requested iface type can be added to the current mode.
-bool WifiChip::canCurrentModeSupportIfaceOfType(IfaceType requested_type) {
- // Check if we can support at least 1 iface of type.
- std::map<IfaceType, size_t> req_iface_combo;
- req_iface_combo[requested_type] = 1;
- return canCurrentModeSupportIfaceCombo(req_iface_combo);
-}
-
-bool WifiChip::isValidModeId(ChipModeId mode_id) {
- for (const auto& mode : modes_) {
- if (mode.id == mode_id) {
- return true;
- }
- }
- return false;
-}
-
-bool WifiChip::isStaApConcurrencyAllowedInCurrentMode() {
- // Check if we can support at least 1 STA & 1 AP concurrently.
- std::map<IfaceType, size_t> req_iface_combo;
- req_iface_combo[IfaceType::AP] = 1;
- req_iface_combo[IfaceType::STA] = 1;
- return canCurrentModeSupportIfaceCombo(req_iface_combo);
-}
-
-bool WifiChip::isDualStaConcurrencyAllowedInCurrentMode() {
- // Check if we can support at least 2 STA concurrently.
- std::map<IfaceType, size_t> req_iface_combo;
- req_iface_combo[IfaceType::STA] = 2;
- return canCurrentModeSupportIfaceCombo(req_iface_combo);
-}
-
-std::string WifiChip::getFirstActiveWlanIfaceName() {
- if (sta_ifaces_.size() > 0) return sta_ifaces_[0]->getName();
- if (ap_ifaces_.size() > 0) {
- // If the first active wlan iface is bridged iface.
- // Return first instance name.
- for (auto const& it : br_ifaces_ap_instances_) {
- if (it.first == ap_ifaces_[0]->getName()) {
- return it.second[0];
- }
- }
- return ap_ifaces_[0]->getName();
- }
- // This could happen if the chip call is made before any STA/AP
- // iface is created. Default to wlan0 for such cases.
- LOG(WARNING) << "No active wlan interfaces in use! Using default";
- return getWlanIfaceNameWithType(IfaceType::STA, 0);
-}
-
-// Return the first wlan (wlan0, wlan1 etc.) starting from |start_idx|
-// not already in use.
-// Note: This doesn't check the actual presence of these interfaces.
-std::string WifiChip::allocateApOrStaIfaceName(IfaceType type,
- uint32_t start_idx) {
- for (unsigned idx = start_idx; idx < kMaxWlanIfaces; idx++) {
- const auto ifname = getWlanIfaceNameWithType(type, idx);
- if (findUsingNameFromBridgedApInstances(ifname)) continue;
- if (findUsingName(ap_ifaces_, ifname)) continue;
- if (findUsingName(sta_ifaces_, ifname)) continue;
- return ifname;
- }
- // This should never happen. We screwed up somewhere if it did.
- CHECK(false) << "All wlan interfaces in use already!";
- return {};
-}
-
-uint32_t WifiChip::startIdxOfApIface() {
- if (isDualStaConcurrencyAllowedInCurrentMode()) {
- // When the HAL support dual STAs, AP should start with idx 2.
- return 2;
- } else if (isStaApConcurrencyAllowedInCurrentMode()) {
- // When the HAL support STA + AP but it doesn't support dual STAs.
- // AP should start with idx 1.
- return 1;
- }
- // No concurrency support.
- return 0;
-}
-
-// AP iface names start with idx 1 for modes supporting
-// concurrent STA and not dual AP, else start with idx 0.
-std::string WifiChip::allocateApIfaceName() {
- // Check if we have a dedicated iface for AP.
- std::vector<std::string> ifnames = getPredefinedApIfaceNames(false);
- if (!ifnames.empty()) {
- return ifnames[0];
- }
- return allocateApOrStaIfaceName(IfaceType::AP, startIdxOfApIface());
-}
-
-std::vector<std::string> WifiChip::allocateBridgedApInstanceNames() {
- // Check if we have a dedicated iface for AP.
- std::vector<std::string> instances = getPredefinedApIfaceNames(true);
- if (instances.size() == 2) {
- return instances;
- } else {
- int num_ifaces_need_to_allocate = 2 - instances.size();
- for (int i = 0; i < num_ifaces_need_to_allocate; i++) {
- std::string instance_name = allocateApOrStaIfaceName(
- IfaceType::AP, startIdxOfApIface() + i);
- if (!instance_name.empty()) {
- instances.push_back(instance_name);
- }
- }
- }
- return instances;
-}
-
-// STA iface names start with idx 0.
-// Primary STA iface will always be 0.
-std::string WifiChip::allocateStaIfaceName() {
- return allocateApOrStaIfaceName(IfaceType::STA, 0);
-}
-
-bool WifiChip::writeRingbufferFilesInternal() {
- if (!removeOldFilesInternal()) {
- LOG(ERROR) << "Error occurred while deleting old tombstone files";
- return false;
- }
- // write ringbuffers to file
- {
- std::unique_lock<std::mutex> lk(lock_t);
- for (auto& item : ringbuffer_map_) {
- Ringbuffer& cur_buffer = item.second;
- if (cur_buffer.getData().empty()) {
- continue;
- }
- const std::string file_path_raw =
- kTombstoneFolderPath + item.first + "XXXXXXXXXX";
- const int dump_fd = mkstemp(makeCharVec(file_path_raw).data());
- if (dump_fd == -1) {
- PLOG(ERROR) << "create file failed";
- return false;
- }
- unique_fd file_auto_closer(dump_fd);
- for (const auto& cur_block : cur_buffer.getData()) {
- if (write(dump_fd, cur_block.data(),
- sizeof(cur_block[0]) * cur_block.size()) == -1) {
- PLOG(ERROR) << "Error writing to file";
- }
- }
- cur_buffer.clear();
- }
- // unique_lock unlocked here
- }
- return true;
-}
-
-std::string WifiChip::getWlanIfaceNameWithType(IfaceType type, unsigned idx) {
- std::string ifname;
-
- // let the legacy hal override the interface name
- legacy_hal::wifi_error err =
- legacy_hal_.lock()->getSupportedIfaceName((uint32_t)type, ifname);
- if (err == legacy_hal::WIFI_SUCCESS) return ifname;
-
- return getWlanIfaceName(idx);
-}
-
-void WifiChip::invalidateAndClearBridgedApAll() {
- for (auto const& it : br_ifaces_ap_instances_) {
- for (auto const& iface : it.second) {
- iface_util_->removeIfaceFromBridge(it.first, iface);
- legacy_hal_.lock()->deleteVirtualInterface(iface);
- }
- iface_util_->deleteBridge(it.first);
- }
- br_ifaces_ap_instances_.clear();
-}
-
-void WifiChip::invalidateAndClearBridgedAp(const std::string& br_name) {
- if (br_name.empty()) return;
- // delete managed interfaces
- for (auto const& it : br_ifaces_ap_instances_) {
- if (it.first == br_name) {
- for (auto const& iface : it.second) {
- iface_util_->removeIfaceFromBridge(br_name, iface);
- legacy_hal_.lock()->deleteVirtualInterface(iface);
- }
- iface_util_->deleteBridge(br_name);
- br_ifaces_ap_instances_.erase(br_name);
- break;
- }
- }
- return;
-}
-
-bool WifiChip::findUsingNameFromBridgedApInstances(const std::string& name) {
- for (auto const& it : br_ifaces_ap_instances_) {
- if (it.first == name) {
- return true;
- }
- for (auto const& iface : it.second) {
- if (iface == name) {
- return true;
- }
- }
- }
- return false;
-}
-
-} // namespace implementation
-} // namespace V1_5
-} // namespace wifi
-} // namespace hardware
-} // namespace android
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 10:31:23 +0000