RetroShare/libretroshare/src/pqi/sslfns.h

136 lines
6.4 KiB
C++

/*******************************************************************************
* libretroshare/src/pqi: sslfns.h *
* *
* libretroshare: retroshare core library *
* *
* Copyright 2004-2008 by Robert Fernie <retroshare@lunamutt.com> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
*******************************************************************************/
#pragma once
/* Functions in this file are SSL only,
* and have no dependence on SSLRoot() etc.
* might need SSL_Init() to be called - thats it!
*/
/******************** notify of new Cert **************************/
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <string>
#include <inttypes.h>
#include "util/rsdeprecate.h"
#include "retroshare/rstypes.h"
/****
* #define AUTHSSL_DEBUG 1
***/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
// IF we are compiling against ssl0.9.7 - these functions don't exist.
#if (OPENSSL_VERSION_NUMBER & 0xfffff000) < 0x00908000
#define SSLFNS_ADD_CIPHER_CTX_RAND_KEY 1
#endif
#if defined(SSLFNS_ADD_CIPHER_CTX_RAND_KEY)
int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
#endif
// Certificates serial number is used to store the protocol version for the handshake. (*) means current version.
//
// 06_0000: < Nov.2017.
// * 06_0001: > Nov 2017. SSL id is computed by hashing the entire signature of the cert instead of simply picking up the last bytes.
// 07_0001: Signatures are performed using SHA256+RSA instead of SHA1+RSA
static const uint32_t RS_CERTIFICATE_VERSION_NUMBER_06_0000 = 0x00060000 ; // means version RS-0.6, certificate version 0. Default version before patch.
static const uint32_t RS_CERTIFICATE_VERSION_NUMBER_06_0001 = 0x00060001 ; // means version RS-0.6, certificate version 1.
static const uint32_t RS_CERTIFICATE_VERSION_NUMBER_07_0001 = 0x00070001 ; // means version RS-0.7, certificate version 1.
X509_REQ *GenerateX509Req(
std::string pkey_file, std::string passwd,
std::string name, std::string email, std::string org,
std::string loc, std::string state, std::string country,
int nbits_in, std::string &errString);
X509 *SignX509Certificate(X509_NAME *issuer, EVP_PKEY *privkey, X509_REQ *req, long days);
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/* Sign / Encrypt / Verify Data */
bool SSL_SignDataBin(const void *data, const uint32_t len,
unsigned char *sign, unsigned int *signlen, EVP_PKEY *pkey);
bool SSL_VerifySignBin(const void *data, const uint32_t len,
unsigned char *sign, unsigned int signlen, X509 *cert);
bool SSL_VerifySignBin(const void *data, const uint32_t len,
unsigned char *sign, unsigned int signlen, EVP_PKEY *peerkey);
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
X509 *loadX509FromPEM(std::string pem);
std::string saveX509ToPEM(X509* x509);
X509 *loadX509FromDER(const uint8_t *ptr, uint32_t len);
bool saveX509ToDER(X509 *x509, uint8_t **ptr, uint32_t *len);
bool getX509id(X509 *x509, RsPeerId &xid);
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
/********************************************************************************/
int pem_passwd_cb(char *buf, int size, int rwflag, void *password);
std::string getX509NameString(X509_NAME *name);
std::string getX509CNString(X509_NAME *name);
std::string getX509TypeString(X509_NAME *name, const char *type, int len);
std::string getX509LocString(X509_NAME *name);
std::string getX509OrgString(X509_NAME *name);
std::string getX509CountryString(X509_NAME *name);
std::string getX509Info(X509 *cert);
uint64_t getX509SerialNumber(X509 *cert);
uint32_t getX509RetroshareCertificateVersion(X509 *cert) ;
/********** SSL ERROR STUFF ******************************************/
RS_DEPRECATED_FOR(sslErrorToString)
int printSSLError(
SSL* unused, int retval, int err, unsigned long err2, std::string& out);
std::string sslErrorToString(int retval, int err, unsigned long err2);