1 files changed, 76 insertions, 0 deletions
diff --git a/externals/breakpad/src/client/linux/minidump_writer/pe_file.h b/externals/breakpad/src/client/linux/minidump_writer/pe_file.h
new file mode 100644
index 0000000000..97984ab5de
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+++ b/externals/breakpad/src/client/linux/minidump_writer/pe_file.h
@@ -0,0 +1,76 @@
+// Copyright 2022 Google LLC
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google LLC nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef CLIENT_LINUX_MINIDUMP_WRITER_PE_FILE_H_
+#define CLIENT_LINUX_MINIDUMP_WRITER_PE_FILE_H_
+
+#include "client/linux/minidump_writer/pe_structs.h"
+
+namespace google_breakpad {
+
+typedef enum {
+  notPeCoff = 0,
+  peWithoutBuildId = 1,
+  peWithBuildId = 2
+} PEFileFormat;
+
+class PEFile {
+ public:
+  /**
+   * Attempts to parse RSDS_DEBUG_FORMAT record from a PE (Portable
+   * Executable) file. To do this we check whether the loaded file is a PE
+   * file, and if it is - try to find IMAGE_DEBUG_DIRECTORY structure with
+   * its type set to IMAGE_DEBUG_TYPE_CODEVIEW.
+   *
+   * @param filename Filename for the module to parse.
+   * @param debug_info RSDS_DEBUG_FORMAT struct to be populated with PE debug
+   * info (GUID and age).
+   * @return
+   *   notPeCoff: not PE/COFF file;
+   *   peWithoutBuildId: a PE/COFF file but build-id is not set;
+   *   peWithBuildId: a PE/COFF file and build-id is set.
+   */
+  static PEFileFormat TryGetDebugInfo(const char* filename,
+                                      PRSDS_DEBUG_FORMAT debug_info);
+
+ private:
+  template <class TStruct>
+  static const TStruct* TryReadStruct(const void* base,
+                                      const DWORD position,
+                                      const size_t file_size) {
+    if (position + sizeof(TStruct) >= file_size){
+      return nullptr;
+    }
+
+    const void* ptr = static_cast<const char*>(base) + position;
+    return reinterpret_cast<const TStruct*>(ptr);
+  }
+};
+
+}  // namespace google_breakpad
+#endif  // CLIENT_LINUX_MINIDUMP_WRITER_PE_FILE_H_
+\ No newline at end of file