86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
/*********************************************************************
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* Copyright (c) Intel Corporation 2019 - 2020
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* SPDX-License-Identifier: Apache-2.0
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**********************************************************************/
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#include "utils.h"
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#include <vector>
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#include <string>
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#include <cpprest/streams.h>
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std::string util_encode_base64(std::string str)
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{
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std::vector<unsigned char> strVector(str.begin(), str.end());
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utility::string_t base64 = utility::conversions::to_base64(strVector);
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std::string encodedString = utility::conversions::to_utf8string(base64);
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return encodedString;
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}
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std::string util_decode_base64(std::string str)
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{
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utility::string_t serializedData = utility::conversions::to_string_t(str);
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std::vector<unsigned char> strVector = utility::conversions::from_base64(serializedData);
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std::string decodedString(strVector.begin(), strVector.end());
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return decodedString;
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}
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bool util_is_printable(std::string str)
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{
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for (char c : str)
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{
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if (!std::isprint(c))
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{
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return false;
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}
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}
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return true;
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}
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bool util_format_uuid(std::vector<unsigned char> uuid_bytes, std::string& uuid_string)
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{
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if (uuid_bytes.size() != 16) return false;
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char tmp[100];
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snprintf(tmp, 100,
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"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
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uuid_bytes[3], uuid_bytes[2], uuid_bytes[1], uuid_bytes[0],
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uuid_bytes[5], uuid_bytes[4],
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uuid_bytes[7], uuid_bytes[6],
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uuid_bytes[8], uuid_bytes[9],
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uuid_bytes[10], uuid_bytes[11], uuid_bytes[12], uuid_bytes[13], uuid_bytes[14], uuid_bytes[15]);
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uuid_string = tmp;
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return true;
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}
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bool util_hex_string_to_bytes(std::string hex_string, std::vector<char>& hex_bytes)
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{
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hex_bytes.clear();
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for (int i = 0; i < hex_string.length(); i += 2)
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{
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std::string byte_string = hex_string.substr(i, 2);
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char value = (char)strtol(byte_string.c_str(), NULL, 16);
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hex_bytes.push_back(value);
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}
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return true;
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}
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bool util_bytes_to_hex_string(std::vector<char> hex_bytes, std::string& hex_string)
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{
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hex_string.clear();
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for (char hex_char : hex_bytes)
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{
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char hex[10];
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snprintf(hex, 10, "%02x", hex_char);
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hex_string += hex;
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}
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return true;
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} |