commit a0021170f0eee956b55ef30b894777c4432c10a9
author Diwas Sharma <sdiwas@google.com> Fri Sep 01 00:43:31 2023 +0000
committer Hsin-Yi Chen <hsinyichen@google.com> Fri Sep 01 10:28:59 2023 +0800
tree 354eb37afe11c32738ac9daf0234072a13c8b834
parent cf94bfc01ef794c1a4cc6edaf9c106901829bd8b

Revert "Integrate transaction tracing with perfetto"

This reverts commit 8a5640ab9c305b2e03929f2255aabed3ec1b40b3.

Reason for revert: 298512106

Change-Id: I0182c3b75d4b38580430c9ba6b94666e03d48efb

services/surfaceflinger/Tracing/TransactionRingBuffer.h

diff --git a/services/surfaceflinger/Tracing/TransactionRingBuffer.h b/services/surfaceflinger/Tracing/TransactionRingBuffer.h
index 7d1d3fd..e6f85ca 100644
--- a/services/surfaceflinger/Tracing/TransactionRingBuffer.h
+++ b/services/surfaceflinger/Tracing/TransactionRingBuffer.h
@@ -47,7 +47,7 @@
         mUsedInBytes = 0U;
     }
 
-    void writeToProto(FileProto& fileProto) const {
+    void writeToProto(FileProto& fileProto) {
         fileProto.mutable_entry()->Reserve(static_cast<int>(mStorage.size()) +
                                            fileProto.entry().size());
         for (const std::string& entry : mStorage) {
@@ -56,6 +56,24 @@
         }
     }
 
+    status_t writeToFile(FileProto& fileProto, std::string filename) {
+        ATRACE_CALL();
+        writeToProto(fileProto);
+        std::string output;
+        if (!fileProto.SerializeToString(&output)) {
+            ALOGE("Could not serialize proto.");
+            return UNKNOWN_ERROR;
+        }
+
+        // -rw-r--r--
+        const mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
+        if (!android::base::WriteStringToFile(output, filename, mode, getuid(), getgid(), true)) {
+            ALOGE("Could not save the proto file %s", filename.c_str());
+            return PERMISSION_DENIED;
+        }
+        return NO_ERROR;
+    }
+
     status_t appendToStream(FileProto& fileProto, std::ofstream& out) {
         ATRACE_CALL();
         writeToProto(fileProto);