1 // Copyright 2006 Google LLC
2 //
3 // Redistribution and use in source and binary forms, with or without
4 // modification, are permitted provided that the following conditions are
5 // met:
6 //
7 // * Redistributions of source code must retain the above copyright
8 // notice, this list of conditions and the following disclaimer.
9 // * Redistributions in binary form must reproduce the above
10 // copyright notice, this list of conditions and the following disclaimer
11 // in the documentation and/or other materials provided with the
12 // distribution.
13 // * Neither the name of Google LLC nor the names of its
14 // contributors may be used to endorse or promote products derived from
15 // this software without specific prior written permission.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29 #ifdef HAVE_CONFIG_H
30 #include <config.h> // Must come first
31 #endif
32
33 #include "common/scoped_ptr.h"
34 #include "common/mac/string_utilities.h"
35
36 namespace MacStringUtils {
37
38 using google_breakpad::scoped_array;
39
ConvertToString(CFStringRef str)40 std::string ConvertToString(CFStringRef str) {
41 CFIndex length = CFStringGetLength(str);
42 std::string result;
43
44 if (!length)
45 return result;
46
47 CFIndex maxUTF8Length =
48 CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8);
49 scoped_array<UInt8> buffer(new UInt8[maxUTF8Length + 1]);
50 CFIndex actualUTF8Length;
51 CFStringGetBytes(str, CFRangeMake(0, length), kCFStringEncodingUTF8, 0,
52 false, buffer.get(), maxUTF8Length, &actualUTF8Length);
53 buffer[actualUTF8Length] = 0;
54 result.assign((const char*)buffer.get());
55
56 return result;
57 }
58
IntegerValueAtIndex(string & str,unsigned int idx)59 unsigned int IntegerValueAtIndex(string& str, unsigned int idx) {
60 string digits("0123456789"), temp;
61 size_t start = 0;
62 size_t end;
63 size_t found = 0;
64 unsigned int result = 0;
65
66 for (; found <= idx; ++found) {
67 end = str.find_first_not_of(digits, start);
68
69 if (end == string::npos)
70 end = str.size();
71
72 temp = str.substr(start, end - start);
73
74 if (found == idx) {
75 result = atoi(temp.c_str());
76 }
77
78 start = str.find_first_of(digits, end + 1);
79
80 if (start == string::npos)
81 break;
82 }
83
84 return result;
85 }
86
87 } // namespace MacStringUtils
88