logd: add android::sizesTotal() function

Test: gTest liblog-unit-tests, logd-unit-tests and logcat-unit-tests
Bug: 31456426
Change-Id: I6fb6cd589227fc43d22f9336e01f1bf7e3feb24c

3 files changed, 10 insertions, 1 deletions

diff --git a/logd/LogStatistics.cpp b/logd/LogStatistics.cpp
index ddbb64fb1..6e63015ac 100644
--- a/logd/LogStatistics.cpp
+++ b/logd/LogStatistics.cpp
@@ -27,6 +27,8 @@
 
 #include "LogStatistics.h"
 
+size_t LogStatistics::SizesTotal;
+
 LogStatistics::LogStatistics() : enable(false) {
     log_id_for_each(id) {
         mSizes[id] = 0;
@@ -39,6 +41,8 @@ LogStatistics::LogStatistics() : enable(false) {
 
 namespace android {
 
+size_t sizesTotal() { return LogStatistics::sizesTotal(); }
+
 // caller must own and free character string
 char *pidToName(pid_t pid) {
     char *retval = NULL;
@@ -80,6 +84,7 @@ void LogStatistics::add(LogBufferElement *element) {
         // elements, but we must recognize the manufactured dropped
         // entry as not contributing to the lifetime totals.
         mSizesTotal[log_id] += size;
+        SizesTotal += size;
         ++mElementsTotal[log_id];
     }
 
diff --git a/logd/LogStatistics.h b/logd/LogStatistics.h
index 8bf655b01..613771c8b 100644
--- a/logd/LogStatistics.h
+++ b/logd/LogStatistics.h
@@ -472,6 +472,7 @@ class LogStatistics {
     size_t mDroppedElements[LOG_ID_MAX];
     size_t mSizesTotal[LOG_ID_MAX];
     size_t mElementsTotal[LOG_ID_MAX];
+    static size_t SizesTotal;
     bool enable;
 
     // uid to size list
@@ -554,6 +555,7 @@ public:
     }
     size_t sizesTotal(log_id_t id) const { return mSizesTotal[id]; }
     size_t elementsTotal(log_id_t id) const { return mElementsTotal[id]; }
+    static size_t sizesTotal() { return SizesTotal; }
 
     std::string format(uid_t uid, pid_t pid, unsigned int logMask) const;
 
diff --git a/logd/LogUtils.h b/logd/LogUtils.h
index d300a2a43..70f24e4d9 100644
--- a/logd/LogUtils.h
+++ b/logd/LogUtils.h
@@ -33,7 +33,9 @@ namespace android {
 char *uidToName(uid_t uid);
 void prdebug(const char *fmt, ...) __printflike(1, 2);
 
-// Furnished in LogStatistics.cpp. Caller must own and free returned value
+// Furnished in LogStatistics.cpp.
+size_t sizesTotal();
+// Caller must own and free returned value
 char *pidToName(pid_t pid);
 char *tidToName(pid_t tid);