amnezia-client/client/3rd/QSimpleCrypto/include/QX509.h
2022-08-23 22:47:23 +03:00

87 lines
3.6 KiB
C++

/**
* Copyright 2021 BrutalWizard (https://github.com/bru74lw1z4rd). All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution
**/
#ifndef QX509_H
#define QX509_H
#include "QSimpleCrypto_global.h"
#include <QMap>
#include <QObject>
#include <memory>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include <openssl/x509_vfy.h>
#include "QCryptoError.h"
// clang-format off
namespace QSimpleCrypto
{
class QSIMPLECRYPTO_EXPORT QX509 {
#define oneYear 31536000L
#define x509LastVersion 2
public:
QX509();
///
/// \brief loadCertificateFromFile - Function load X509 from file and returns OpenSSL structure.
/// \param fileName - File path to certificate.
/// \return Returns OpenSSL X509 structure or nullptr, if error happened. Returned value must be cleaned up with 'X509_free' to avoid memory leak.
///
X509* loadCertificateFromFile(const QByteArray& fileName);
///
/// \brief signCertificate - Function signs X509 certificate and returns signed X509 OpenSSL structure.
/// \param endCertificate - Certificate that will be signed
/// \param caCertificate - CA certificate that will sign end certificate
/// \param caPrivateKey - CA certificate private key
/// \param fileName - With that name certificate will be saved. Leave "", if don't need to save it
/// \return Returns OpenSSL X509 structure or nullptr, if error happened.
///
X509* signCertificate(X509* endCertificate, X509* caCertificate, EVP_PKEY* caPrivateKey, const QByteArray& fileName = "");
///
/// \brief verifyCertificate - Function verifies X509 certificate and returns verified X509 OpenSSL structure.
/// \param x509 - OpenSSL X509. That certificate will be verified.
/// \param store - Trusted certificate must be added to X509_Store with 'addCertificateToStore(X509_STORE* ctx, X509* x509)'.
/// \return Returns OpenSSL X509 structure or nullptr, if error happened
///
X509* verifyCertificate(X509* x509, X509_STORE* store);
///
/// \brief generateSelfSignedCertificate - Function generatesand returns self signed X509.
/// \param rsa - OpenSSL RSA.
/// \param additionalData - Certificate information.
/// \param certificateFileName - With that name certificate will be saved. Leave "", if don't need to save it.
/// \param md - OpenSSL EVP_MD structure. Example: EVP_sha512().
/// \param serialNumber - X509 certificate serial number.
/// \param version - X509 certificate version.
/// \param notBefore - X509 start date.
/// \param notAfter - X509 end date.
/// \return Returns OpenSSL X509 structure or nullptr, if error happened. Returned value must be cleaned up with 'X509_free' to avoid memory leak.
///
X509* generateSelfSignedCertificate(const RSA* rsa, const QMap<QByteArray, QByteArray>& additionalData,
const QByteArray& certificateFileName = "", const EVP_MD* md = EVP_sha512(),
const long& serialNumber = 1, const long& version = x509LastVersion,
const long& notBefore = 0, const long& notAfter = oneYear);
///
/// \brief error - Error handler class.
///
QCryptoError error;
};
} // namespace QSimpleCrypto
#endif // QX509_H