Adds a modified copy of talk/base to webrtc/base. It is the first step in migrating talk/base to webrtc/base.
BUG=N/A R=andrew@webrtc.org, wu@webrtc.org Review URL: https://webrtc-codereview.appspot.com/12199004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6107 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
henrike@webrtc.org
159
webrtc/base/macconversion.cc
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159
webrtc/base/macconversion.cc
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/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
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#include <CoreFoundation/CoreFoundation.h>
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#include "webrtc/base/logging.h"
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#include "webrtc/base/macconversion.h"
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bool p_convertHostCFStringRefToCPPString(
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const CFStringRef cfstr, std::string& cppstr) {
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bool result = false;
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// First this must be non-null,
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if (NULL != cfstr) {
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// it must actually *be* a CFString, and not something just masquerading
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// as one,
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if (CFGetTypeID(cfstr) == CFStringGetTypeID()) {
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// and we must be able to get the characters out of it.
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// (The cfstr owns this buffer; it came from somewhere else,
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// so someone else gets to take care of getting rid of the cfstr,
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// and then this buffer will go away automatically.)
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unsigned length = CFStringGetLength(cfstr);
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char* buf = new char[1 + length];
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if (CFStringGetCString(cfstr, buf, 1 + length, kCFStringEncodingASCII)) {
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if (strlen(buf) == length) {
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cppstr.assign(buf);
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result = true;
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}
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}
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delete [] buf;
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}
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}
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return result;
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}
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bool p_convertCFNumberToInt(CFNumberRef cfn, int* i) {
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bool converted = false;
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// It must not be null.
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if (NULL != cfn) {
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// It must actually *be* a CFNumber and not something just masquerading
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// as one.
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if (CFGetTypeID(cfn) == CFNumberGetTypeID()) {
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CFNumberType ntype = CFNumberGetType(cfn);
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switch (ntype) {
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case kCFNumberSInt8Type:
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SInt8 sint8;
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converted = CFNumberGetValue(cfn, ntype, static_cast<void*>(&sint8));
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if (converted) *i = static_cast<int>(sint8);
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break;
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case kCFNumberSInt16Type:
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SInt16 sint16;
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converted = CFNumberGetValue(cfn, ntype, static_cast<void*>(&sint16));
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if (converted) *i = static_cast<int>(sint16);
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break;
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case kCFNumberSInt32Type:
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SInt32 sint32;
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converted = CFNumberGetValue(cfn, ntype, static_cast<void*>(&sint32));
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if (converted) *i = static_cast<int>(sint32);
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break;
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case kCFNumberSInt64Type:
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SInt64 sint64;
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converted = CFNumberGetValue(cfn, ntype, static_cast<void*>(&sint64));
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if (converted) *i = static_cast<int>(sint64);
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break;
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case kCFNumberFloat32Type:
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Float32 float32;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&float32));
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if (converted) *i = static_cast<int>(float32);
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break;
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case kCFNumberFloat64Type:
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Float64 float64;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&float64));
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if (converted) *i = static_cast<int>(float64);
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break;
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case kCFNumberCharType:
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char charvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&charvalue));
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if (converted) *i = static_cast<int>(charvalue);
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break;
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case kCFNumberShortType:
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short shortvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&shortvalue));
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if (converted) *i = static_cast<int>(shortvalue);
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break;
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case kCFNumberIntType:
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int intvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&intvalue));
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if (converted) *i = static_cast<int>(intvalue);
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break;
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case kCFNumberLongType:
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long longvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&longvalue));
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if (converted) *i = static_cast<int>(longvalue);
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break;
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case kCFNumberLongLongType:
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long long llvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&llvalue));
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if (converted) *i = static_cast<int>(llvalue);
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break;
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case kCFNumberFloatType:
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float floatvalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&floatvalue));
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if (converted) *i = static_cast<int>(floatvalue);
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break;
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case kCFNumberDoubleType:
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double doublevalue;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&doublevalue));
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if (converted) *i = static_cast<int>(doublevalue);
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break;
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case kCFNumberCFIndexType:
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CFIndex cfindex;
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converted = CFNumberGetValue(cfn, ntype,
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static_cast<void*>(&cfindex));
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if (converted) *i = static_cast<int>(cfindex);
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break;
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default:
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LOG(LS_ERROR) << "got unknown type.";
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break;
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}
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}
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}
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return converted;
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}
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bool p_isCFNumberTrue(CFNumberRef cfn) {
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// We assume it's false until proven otherwise.
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bool result = false;
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int asInt;
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bool converted = p_convertCFNumberToInt(cfn, &asInt);
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if (converted && (0 != asInt)) {
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result = true;
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}
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return result;
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}
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#endif // WEBRTC_MAC && !defined(WEBRTC_IOS)
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