1 files changed, 96 insertions, 0 deletions
diff --git a/toolkit/crashreporter/breakpad-client/linux/handler/minidump_descriptor.cc b/toolkit/crashreporter/breakpad-client/linux/handler/minidump_descriptor.cc
new file mode 100644
index 0000000000..21cf4b0dce
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+++ b/toolkit/crashreporter/breakpad-client/linux/handler/minidump_descriptor.cc
@@ -0,0 +1,96 @@
+// Copyright (c) 2012 Google Inc.
+// All rights reserved.
+//
+// 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 Inc. 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.
+
+#include <stdio.h>
+
+#include "linux/handler/guid_generator.h"
+#include "linux/handler/minidump_descriptor.h"
+
+namespace google_breakpad {
+
+//static
+const MinidumpDescriptor::MicrodumpOnConsole
+    MinidumpDescriptor::kMicrodumpOnConsole = {};
+
+MinidumpDescriptor::MinidumpDescriptor(const MinidumpDescriptor& descriptor)
+    : mode_(descriptor.mode_),
+      fd_(descriptor.fd_),
+      directory_(descriptor.directory_),
+      c_path_(NULL),
+      size_limit_(descriptor.size_limit_),
+      address_within_principal_mapping_(
+          descriptor.address_within_principal_mapping_),
+      skip_dump_if_principal_mapping_not_referenced_(
+          descriptor.skip_dump_if_principal_mapping_not_referenced_),
+      sanitize_stacks_(descriptor.sanitize_stacks_),
+      microdump_extra_info_(descriptor.microdump_extra_info_) {
+  // The copy constructor is not allowed to be called on a MinidumpDescriptor
+  // with a valid path_, as getting its c_path_ would require the heap which
+  // can cause problems in compromised environments.
+  assert(descriptor.path_.empty());
+}
+
+MinidumpDescriptor& MinidumpDescriptor::operator=(
+    const MinidumpDescriptor& descriptor) {
+  assert(descriptor.path_.empty());
+
+  mode_ = descriptor.mode_;
+  fd_ = descriptor.fd_;
+  directory_ = descriptor.directory_;
+  path_.clear();
+  if (c_path_) {
+    // This descriptor already had a path set, so generate a new one.
+    c_path_ = NULL;
+    UpdatePath();
+  }
+  size_limit_ = descriptor.size_limit_;
+  address_within_principal_mapping_ =
+      descriptor.address_within_principal_mapping_;
+  skip_dump_if_principal_mapping_not_referenced_ =
+      descriptor.skip_dump_if_principal_mapping_not_referenced_;
+  sanitize_stacks_ = descriptor.sanitize_stacks_;
+  microdump_extra_info_ = descriptor.microdump_extra_info_;
+  return *this;
+}
+
+void MinidumpDescriptor::UpdatePath() {
+  assert(mode_ == kWriteMinidumpToFile && !directory_.empty());
+
+  GUID guid;
+  char guid_str[kGUIDStringLength + 1];
+  if (!CreateGUID(&guid) || !GUIDToString(&guid, guid_str, sizeof(guid_str))) {
+    assert(false);
+  }
+
+  path_.clear();
+  path_ = directory_ + "/" + guid_str + ".dmp";
+  c_path_ = path_.c_str();
+}
+
+}  // namespace google_breakpad