forked from mirrors/linphone-iphone
144 lines
3.4 KiB
C++
144 lines
3.4 KiB
C++
/*
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* utils.cpp
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* Copyright (C) 2017 Belledonne Communications SARL
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <algorithm>
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#include <cstdlib>
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#include <sstream>
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#include <bctoolbox/port.h>
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#include "linphone/utils/utils.h"
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// =============================================================================
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using namespace std;
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LINPHONE_BEGIN_NAMESPACE
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bool Utils::iequals (const string &a, const string &b) {
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size_t size = a.size();
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if (b.size() != size)
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return false;
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for (size_t i = 0; i < size; ++i) {
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if (tolower(a[i]) != tolower(b[i]))
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return false;
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}
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return true;
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}
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vector<string> Utils::split (const string &str, const string &delimiter) {
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vector<string> out;
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size_t pos = 0, oldPos = 0;
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for (; (pos = str.find(delimiter, pos)) != string::npos; oldPos = pos + 1, pos = oldPos)
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out.push_back(str.substr(oldPos, pos - oldPos));
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out.push_back(str.substr(oldPos));
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return out;
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}
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#ifndef __ANDROID__
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#define TO_STRING_IMPL(TYPE) \
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string Utils::toString(TYPE val) { \
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return to_string(val); \
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}
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#else
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#define TO_STRING_IMPL(TYPE) \
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string Utils::toString(TYPE val) { \
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ostringstream os; \
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os << val; \
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return os.str(); \
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}
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#endif // ifndef __ANDROID__
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TO_STRING_IMPL(int)
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TO_STRING_IMPL(long)
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TO_STRING_IMPL(long long)
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TO_STRING_IMPL(unsigned)
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TO_STRING_IMPL(unsigned long)
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TO_STRING_IMPL(unsigned long long)
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TO_STRING_IMPL(float)
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TO_STRING_IMPL(double)
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TO_STRING_IMPL(long double)
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string Utils::toString (const void *val) {
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ostringstream ss;
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ss << val;
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return ss.str();
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}
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int Utils::stoi (const string &str, size_t *idx, int base) {
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char *p;
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int v = strtol(str.c_str(), &p, base);
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if (idx)
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*idx = p - str.c_str();
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return v;
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}
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double Utils::stod (const std::string &str, size_t *idx) {
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char *p;
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double v = strtod(str.c_str(), &p);
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if (idx)
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*idx = p - str.c_str();
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return v;
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}
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bool Utils::stob (const string &str) {
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const string lowerStr = stringToLower(str);
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return !lowerStr.empty() && (lowerStr == "true" || lowerStr == "1");
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}
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string Utils::stringToLower (const string &str) {
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string result(str.size(), ' ');
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transform(str.cbegin(), str.cend(), result.begin(), ::tolower);
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return result;
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}
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char *Utils::utf8ToChar (uint32_t ic) {
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char *result = new char[5];
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int size = 0;
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if (ic < 0x80) {
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result[0] = ic;
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size = 1;
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} else if (ic < 0x800) {
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result[1] = 0x80 + ((ic & 0x3F));
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result[0] = 0xC0 + ((ic >> 6) & 0x1F);
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size = 2;
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} else if (ic < 0x100000) {
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result[2] = 0x80 + (ic & 0x3F);
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result[1] = 0x80 + ((ic >> 6) & 0x3F);
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result[0] = 0xE0 + ((ic >> 12) & 0xF);
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size = 3;
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} else if (ic < 0x110000) {
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result[3] = 0x80 + (ic & 0x3F);
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result[2] = 0x80 + ((ic >> 6) & 0x3F);
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result[1] = 0x80 + ((ic >> 12) & 0x3F);
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result[0] = 0xF0 + ((ic >> 18) & 0x7);
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size = 4;
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}
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result[size] = '\0';
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return result;
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}
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LINPHONE_END_NAMESPACE
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