* Added breakpad support for Linux.

thirdparty/breakpad/common/windows/string_utils.cc

@@ -0,0 +1,133 @@
+// Copyright (c) 2006, 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 <cassert>
+#include <vector>
+
+#include "common/windows/string_utils-inl.h"
+
+namespace google_breakpad {
+
+// static
+wstring WindowsStringUtils::GetBaseName(const wstring &filename) {
+  wstring base_name(filename);
+  size_t slash_pos = base_name.find_last_of(L"/\\");
+  if (slash_pos != wstring::npos) {
+    base_name.erase(0, slash_pos + 1);
+  }
+  return base_name;
+}
+
+// static
+bool WindowsStringUtils::safe_mbstowcs(const string &mbs, wstring *wcs) {
+  assert(wcs);
+
+  // First, determine the length of the destination buffer.
+  size_t wcs_length;
+
+#if _MSC_VER >= 1400  // MSVC 2005/8
+  errno_t err;
+  if ((err = mbstowcs_s(&wcs_length, NULL, 0, mbs.c_str(), _TRUNCATE)) != 0) {
+    return false;
+  }
+  assert(wcs_length > 0);
+#else  // _MSC_VER >= 1400
+  if ((wcs_length = mbstowcs(NULL, mbs.c_str(), mbs.length())) < 0) {
+    return false;
+  }
+
+  // Leave space for the 0-terminator.
+  ++wcs_length;
+#endif  // _MSC_VER >= 1400
+
+  std::vector<wchar_t> wcs_v(wcs_length);
+
+  // Now, convert.
+#if _MSC_VER >= 1400  // MSVC 2005/8
+  if ((err = mbstowcs_s(NULL, &wcs_v[0], wcs_length, mbs.c_str(),
+                        _TRUNCATE)) != 0) {
+    return false;
+  }
+#else  // _MSC_VER >= 1400
+  if (mbstowcs(&wcs_v[0], mbs.c_str(), mbs.length()) < 0) {
+    return false;
+  }
+
+  // Ensure presence of 0-terminator.
+  wcs_v[wcs_length - 1] = '\0';
+#endif  // _MSC_VER >= 1400
+
+  *wcs = &wcs_v[0];
+  return true;
+}
+
+// static
+bool WindowsStringUtils::safe_wcstombs(const wstring &wcs, string *mbs) {
+  assert(mbs);
+
+  // First, determine the length of the destination buffer.
+  size_t mbs_length;
+
+#if _MSC_VER >= 1400  // MSVC 2005/8
+  errno_t err;
+  if ((err = wcstombs_s(&mbs_length, NULL, 0, wcs.c_str(), _TRUNCATE)) != 0) {
+    return false;
+  }
+  assert(mbs_length > 0);
+#else  // _MSC_VER >= 1400
+  if ((mbs_length = wcstombs(NULL, wcs.c_str(), wcs.length())) < 0) {
+    return false;
+  }
+
+  // Leave space for the 0-terminator.
+  ++mbs_length;
+#endif  // _MSC_VER >= 1400
+
+  std::vector<char> mbs_v(mbs_length);
+
+  // Now, convert.
+#if _MSC_VER >= 1400  // MSVC 2005/8
+  if ((err = wcstombs_s(NULL, &mbs_v[0], mbs_length, wcs.c_str(),
+                        _TRUNCATE)) != 0) {
+    return false;
+  }
+#else  // _MSC_VER >= 1400
+  if (wcstombs(&mbs_v[0], wcs.c_str(), wcs.length()) < 0) {
+    return false;
+  }
+
+  // Ensure presence of 0-terminator.
+  mbs_v[mbs_length - 1] = '\0';
+#endif  // _MSC_VER >= 1400
+
+  *mbs = &mbs_v[0];
+  return true;
+}
+
+}  // namespace google_breakpad