Clementine-audio-player-Mac.../3rdparty/google-breakpad/common/mac/string_utilities.cc

85 lines
2.8 KiB
C++

// 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 "processor/scoped_ptr.h"
#include "common/mac/string_utilities.h"
namespace MacStringUtils {
using google_breakpad::scoped_array;
std::string ConvertToString(CFStringRef str) {
CFIndex length = CFStringGetLength(str);
std::string result;
if (!length)
return result;
CFIndex maxUTF8Length =
CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8);
scoped_array<UInt8> buffer(new UInt8[maxUTF8Length + 1]);
CFIndex actualUTF8Length;
CFStringGetBytes(str, CFRangeMake(0, length), kCFStringEncodingUTF8, 0,
false, buffer.get(), maxUTF8Length, &actualUTF8Length);
buffer[actualUTF8Length] = 0;
result.assign((const char *)buffer.get());
return result;
}
unsigned int IntegerValueAtIndex(string &str, unsigned int idx) {
string digits("0123456789"), temp;
size_t start = 0;
size_t end;
size_t found = 0;
unsigned int result = 0;
for (; found <= idx; ++found) {
end = str.find_first_not_of(digits, start);
if (end == string::npos)
end = str.size();
temp = str.substr(start, end - start);
if (found == idx) {
result = atoi(temp.c_str());
}
start = str.find_first_of(digits, end + 1);
if (start == string::npos)
break;
}
return result;
}
} // namespace MacStringUtils