Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 83 insertions, 0 deletions

diff --git a/toolkit/crashreporter/test/dumputils.cpp b/toolkit/crashreporter/test/dumputils.cpp
new file mode 100644
index 0000000000..fedaa6532a
--- /dev/null
+++ b/toolkit/crashreporter/test/dumputils.cpp
@@ -0,0 +1,83 @@
+#include <stdio.h>
+
+#include "google_breakpad/processor/minidump.h"
+#include "nscore.h"
+
+using namespace google_breakpad;
+
+// Return true if the specified minidump contains a stream of |stream_type|.
+extern "C" NS_EXPORT bool DumpHasStream(const char* dump_file,
+                                        uint32_t stream_type) {
+  Minidump dump(dump_file);
+  if (!dump.Read()) return false;
+
+  uint32_t length;
+  if (!dump.SeekToStreamType(stream_type, &length) || length == 0) return false;
+
+  return true;
+}
+
+// Return true if the specified minidump contains a memory region
+// that contains the instruction pointer from the exception record.
+extern "C" NS_EXPORT bool DumpHasInstructionPointerMemory(
+    const char* dump_file) {
+  Minidump minidump(dump_file);
+  if (!minidump.Read()) return false;
+
+  MinidumpException* exception = minidump.GetException();
+  MinidumpMemoryList* memory_list = minidump.GetMemoryList();
+  if (!exception || !memory_list) {
+    return false;
+  }
+
+  MinidumpContext* context = exception->GetContext();
+  if (!context) return false;
+
+  uint64_t instruction_pointer;
+  if (!context->GetInstructionPointer(&instruction_pointer)) {
+    return false;
+  }
+
+  MinidumpMemoryRegion* region =
+      memory_list->GetMemoryRegionForAddress(instruction_pointer);
+  return region != nullptr;
+}
+
+// This function tests for a very specific condition. It finds
+// an address in a file, "crash-addr", in the CWD. It checks
+// that the minidump has a memory region starting at that
+// address. The region must be 32 bytes long and contain the
+// values 0 to 31 as bytes, in ascending order.
+extern "C" NS_EXPORT bool DumpCheckMemory(const char* dump_file) {
+  Minidump dump(dump_file);
+  if (!dump.Read()) return false;
+
+  MinidumpMemoryList* memory_list = dump.GetMemoryList();
+  if (!memory_list) {
+    return false;
+  }
+
+  void* addr;
+  FILE* fp = fopen("crash-addr", "r");
+  if (!fp) return false;
+  if (fscanf(fp, "%p", &addr) != 1) {
+    fclose(fp);
+    return false;
+  }
+  fclose(fp);
+
+  remove("crash-addr");
+
+  MinidumpMemoryRegion* region =
+      memory_list->GetMemoryRegionForAddress(uint64_t(addr));
+  if (!region) return false;
+
+  const uint8_t* chars = region->GetMemory();
+  if (region->GetSize() != 32) return false;
+
+  for (int i = 0; i < 32; i++) {
+    if (chars[i] != i) return false;
+  }
+
+  return true;
+}