Add support to the StackWalker for resolving symbols, using a

caller-implemented SymbolSupplier object to get a symbol file.

Add a CrashReportProcessor object which provides a simple API for processing
a CrashReport struct, given a SymbolSupplier and a minidump file.

r=mmentovai (#17))


git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@18 4c0a9323-5329-0410-9bdc-e9ce6186880e

2 files changed, 85 insertions, 0 deletions

diff --git a/src/google/crash_report_processor.h b/src/google/crash_report_processor.h
new file mode 100644
index 00000000..161bc8cc
--- /dev/null
+++ b/src/google/crash_report_processor.h
@@ -0,0 +1,44 @@
+// Copyright (C) 2006 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef GOOGLE_CRASH_REPORT_PROCESSOR_H__
+#define GOOGLE_CRASH_REPORT_PROCESSOR_H__
+
+#include <string>
+
+namespace google_airbag {
+
+using std::string;
+
+struct CrashReport;
+class SymbolSupplier;
+
+class CrashReportProcessor {
+ public:
+  // Initializes this CrashReportProcessor.  supplier should be an
+  // implementation of the SymbolSupplier abstract base class.
+  CrashReportProcessor(SymbolSupplier *supplier);
+  ~CrashReportProcessor();
+
+  // Fills in the stack and other derived data for the CrashReport,
+  // using the supplied minidump file.  Returns true on success.
+  bool ProcessReport(CrashReport *report, const string &minidump_file);
+
+ private:
+  SymbolSupplier *supplier_;
+};
+
+}  // namespace google_airbag
+
+#endif  // GOOGLE_CRASH_REPORT_PROCESSOR_H__
diff --git a/src/google/symbol_supplier.h b/src/google/symbol_supplier.h
new file mode 100644
index 00000000..279e99f2
--- /dev/null
+++ b/src/google/symbol_supplier.h
@@ -0,0 +1,41 @@
+// Copyright (C) 2006 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// The caller may implement the SymbolSupplier abstract base class
+// to provide symbols for a given module.
+
+#ifndef GOOGLE_SYMBOL_SUPPLIER_H__
+#define GOOGLE_SYMBOL_SUPPLIER_H__
+
+#include <string>
+
+namespace google_airbag {
+
+using std::string;
+class MinidumpModule;
+struct CrashReport;
+
+class SymbolSupplier {
+ public:
+  virtual ~SymbolSupplier() {}
+
+  // Returns the path to the symbol file for the given module.
+  // report will be the pointer supplied to ProcessReport().
+  virtual string GetSymbolFile(MinidumpModule *module,
+                               const CrashReport *report) = 0;
+};
+
+}  // namespace google_airbag
+
+#endif  // GOOGLE_SYMBOL_SUPPLIER_H__