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// OpenVPN -- An application to securely tunnel IP networks
// over a single port, with support for SSL/TLS-based
// session authentication and key exchange,
// packet encryption, packet authentication, and
// packet compression.
//
// Copyright (C) 2012- OpenVPN Inc.
//
// SPDX-License-Identifier: MPL-2.0 OR AGPL-3.0-only WITH openvpn3-openssl-exception
//
#pragma once
#include <openvpn/common/exception.hpp>
namespace openvpn::HTTP {
inline bool is_valid_uri_char(const unsigned char c)
{
return c >= 0x21 && c <= 0x7E;
}
inline bool is_valid_uri_char(const char c)
{
return is_valid_uri_char((unsigned char)c);
}
inline void validate_uri(const std::string &uri, const std::string &title)
{
if (uri.empty())
throw Exception(title + " : URI is empty");
if (uri[0] != '/')
throw Exception(title + " : URI must begin with '/'");
for (auto &c : uri)
{
if (!is_valid_uri_char(c))
throw Exception(title + " : URI contains illegal character");
}
}
} // namespace openvpn::HTTP
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