Prevent excessive crash reporting due stack overflow (due exception in SEH fi...

chrome_frame/crash_reporting/veh_test.h

+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+#ifndef CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_
+#define CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_
+
+#include <windows.h>
+#include "base/logging.h"
+
+#ifndef EXCEPTION_CHAIN_END
+#define EXCEPTION_CHAIN_END ((struct _EXCEPTION_REGISTRATION_RECORD*)-1)
+typedef struct _EXCEPTION_REGISTRATION_RECORD {
+  struct _EXCEPTION_REGISTRATION_RECORD* Next;
+  PVOID Handler;
+} EXCEPTION_REGISTRATION_RECORD;
+#endif  // EXCEPTION_CHAIN_END
+
+class ExceptionInfo : public _EXCEPTION_POINTERS {
+ public:
+  ExceptionInfo() {
+    Clear();
+  }
+
+  ExceptionInfo(DWORD code, void* address) {
+    Clear();
+    Set(code, address, 0);
+  }
+
+  void Set(DWORD code, void* address, DWORD flags) {
+    er_.ExceptionCode = code;
+    er_.ExceptionAddress = address;
+    er_.ExceptionFlags = flags;
+    ctx_.Eip = reinterpret_cast<DWORD>(address);
+  }
+
+  EXCEPTION_RECORD er_;
+  CONTEXT ctx_;
+ private:
+  void Clear() {
+    ExceptionRecord = &er_;
+    ContextRecord = &ctx_;
+    ZeroMemory(&er_, sizeof(er_));
+    ZeroMemory(&ctx_, sizeof(ctx_));
+  }
+};
+
+struct SEHChain {
+  SEHChain(const void* p, ...) {
+    va_list vl;
+    va_start(vl, p);
+    int i = 0;
+    for (; p; ++i) {
+      CHECK(i + 1 < arraysize(chain_));
+      chain_[i].Handler = const_cast<void*>(p);
+      chain_[i].Next = &chain_[i + 1];
+      p = va_arg(vl, const void*);
+    }
+
+    chain_[i].Next = EXCEPTION_CHAIN_END;
+  }
+
+  EXCEPTION_REGISTRATION_RECORD chain_[25];
+};
+
+struct StackHelper {
+  StackHelper(const void* p, ...) {
+    va_list vl;
+    va_start(vl, p);
+    count_ = 0;
+    for (; p; ++count_) {
+      CHECK(count_ < arraysize(stack_));
+      stack_[count_] = p;
+      p = va_arg(vl, const void*);
+    }
+  }
+  const void* stack_[64];
+  WORD count_;
+};
+
+#endif  // CHROME_FRAME_CRASH_REPORTING_VEH_TEST_H_