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// Copyright (c) 2015-2015 Josh Blum
// SPDX-License-Identifier: BSL-1.0
#include "SoapyHTTPUtils.hpp"
#include <cctype>
SoapyHTTPHeader::SoapyHTTPHeader(const std::string &line0)
{
_storage = line0 + "\r\n";
}
void SoapyHTTPHeader::addField(const std::string &key, const std::string &value)
{
_storage += key + ": " + value + "\r\n";
}
void SoapyHTTPHeader::finalize(void)
{
_storage += "\r\n";
}
SoapyHTTPHeader::SoapyHTTPHeader(const void *buff, const size_t length)
{
_storage = std::string((const char *)buff, length);
}
std::string SoapyHTTPHeader::getLine0(void) const
{
const auto pos = _storage.find("\r\n");
if (pos == std::string::npos) return "";
return _storage.substr(0, pos);
}
std::string SoapyHTTPHeader::getField(const std::string &key) const
{
//find the field start
const std::string fieldStart("\r\n"+key+":");
auto pos = _storage.find(fieldStart);
if (pos == std::string::npos) return "";
//offset from field start
pos += fieldStart.length();
//offset from whitespace
while (std::isspace(_storage.at(pos))) pos++;
//find the field end
const auto end = _storage.find("\r\n", pos);
if (end == std::string::npos) return "";
return _storage.substr(pos, end-pos);
}
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