Implement Cpu Info Section

Support carriage return in Read class, and add a new way to parse lines
which is not able to split purly by delimiters

Bug: 65642861
Test: unit test and on device test
Change-Id: Ib82dd4e458bb7d2fa33462b23fbe11b828325916

1 files changed, 11 insertions, 0 deletions

diff --git a/tools/streaming_proto/string_utils.cpp b/tools/streaming_proto/string_utils.cpp
index bd34ab7aa44d..607d820033ff 100644
--- a/tools/streaming_proto/string_utils.cpp
+++ b/tools/streaming_proto/string_utils.cpp
@@ -108,6 +108,17 @@ split(const string& str, const char delimiter)
     return result;
 }
 
+string
+stripPrefix(const string& str, const string& prefix)
+{
+    if (str.size() <= prefix.size()) return str;
+    size_t i = 0, len = prefix.size();
+    for (; i<len; i++) {
+        if (str[i] != prefix[i]) return str;
+    }
+    return str.substr(i);
+}
+
 } // namespace stream_proto
 } // namespace android