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-rw-r--r--toolkit/crashreporter/test/dumputils.cpp83
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;
+}