commit f46bb4ac80c5729da401de11d2f96355e4364a6b
author Yuchen He <yuchenhe@google.com> Thu Jan 20 22:57:09 2022 +0000
committer Hao Chen <chenhaosjtuacm@google.com> Fri Feb 18 18:05:09 2022 -0800
tree ba9dda0bcf1ba37f10e3b614bf8664c60d0e03c8
parent 76ff33b72d974b93b15c4e6697c580262db71955

Supported synchronized fixed location and measurement from device files

Replace NMEA by one row fixed location data

Test: atest VtsHalGnssTargetTest
Test: launch_cvd -cpus 16 -memory_mb 16192  --start_gnss_proxy --gnss_file_path=/usr/local/google/home/yuchenhe/Downloads/raw.txt --fixed_location_file_path=/google/data/rw/users/yu/yuchenhe/input.txt
Bug: 213225295

Merged-In: Ide7bbb3e81a90414496084691227bd95a2e7af18
Change-Id: Ide7bbb3e81a90414496084691227bd95a2e7af18

gnss/common/utils/default/DeviceFileReader.cpp

diff --git a/gnss/common/utils/default/DeviceFileReader.cpp b/gnss/common/utils/default/DeviceFileReader.cpp
index 7d4fb04..dfc086a 100644
--- a/gnss/common/utils/default/DeviceFileReader.cpp
+++ b/gnss/common/utils/default/DeviceFileReader.cpp
@@ -22,8 +22,17 @@
 
 void DeviceFileReader::getDataFromDeviceFile(const std::string& command, int mMinIntervalMs) {
     char inputBuffer[INPUT_BUFFER_SIZE];
-    int mGnssFd = open(ReplayUtils::getGnssPath().c_str(),
-                       O_RDWR | O_NONBLOCK);
+    std::string deviceFilePath = "";
+    if (command == CMD_GET_LOCATION) {
+        deviceFilePath = ReplayUtils::getFixedLocationPath();
+    } else if (command == CMD_GET_RAWMEASUREMENT) {
+        deviceFilePath = ReplayUtils::getGnssPath();
+    } else {
+        // Invalid command
+        return;
+    }
+
+    int mGnssFd = open(deviceFilePath.c_str(), O_RDWR | O_NONBLOCK);
 
     if (mGnssFd == -1) {
         return;
@@ -68,10 +77,13 @@
     }
 
     // Cache the injected data.
-    if (ReplayUtils::isGnssRawMeasurement(inputStr)) {
-        data_[CMD_GET_RAWMEASUREMENT] = inputStr;
-    } else if (ReplayUtils::isNMEA(inputStr)) {
+    if (command == CMD_GET_LOCATION) {
+        // TODO validate data
         data_[CMD_GET_LOCATION] = inputStr;
+    } else if (command == CMD_GET_RAWMEASUREMENT) {
+        if (ReplayUtils::isGnssRawMeasurement(inputStr)) {
+            data_[CMD_GET_RAWMEASUREMENT] = inputStr;
+        }
     }
 }