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// 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())) == (size_t)-1) {
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()) == (size_t)-1) {
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())) == (size_t)-1) {
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()) == (size_t)-1) {
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
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Swift