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73 lines
2.0 KiB
73 lines
2.0 KiB
/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "chpp/common/wifi_utils.h"
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#include <inttypes.h>
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#include "chpp/log.h"
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static uint8_t gResultTotal = 0;
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static uint8_t gResultAcc = 0;
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static uint8_t gExpectedIndex = 0;
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void chppCheckWifiScanEventNotificationReset() {
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gResultTotal = 0;
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gResultAcc = 0;
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gExpectedIndex = 0;
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}
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bool chppCheckWifiScanEventNotification(const struct chreWifiScanEvent *chre) {
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bool success = true;
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if (chre->eventIndex != gExpectedIndex) {
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CHPP_LOGE("Unexpected scan index %" PRIu8 " exp %" PRIu8, chre->eventIndex,
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gExpectedIndex);
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success = false;
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}
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if (chre->eventIndex == 0) {
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if (gResultAcc < gResultTotal) {
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CHPP_LOGE("Too few prev scan results (%" PRIu8 " missing)",
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gResultTotal - gResultAcc);
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success = false;
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}
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gExpectedIndex = 0;
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gResultAcc = 0;
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gResultTotal = chre->resultTotal;
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}
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if (gResultTotal != chre->resultTotal) {
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CHPP_LOGE("Inconsistent result total %" PRIu8 " exp %" PRIu8,
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chre->resultTotal, gResultTotal);
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success = false;
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}
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gResultAcc += chre->resultCount;
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if (gResultAcc >= gResultTotal) {
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if (gResultAcc > gResultTotal) {
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CHPP_LOGE("Too many scan results (%" PRIu8 " extra)",
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gResultAcc - gResultTotal);
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success = false;
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}
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gExpectedIndex = 0;
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} else {
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gExpectedIndex++;
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}
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return success;
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}
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