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/* Benjamin DELPY `gentilkiwi`
http://blog.gentilkiwi.com
benjamin@gentilkiwi.com
Licence : http://creativecommons.org/licenses/by/3.0/fr/
*/
#pragma once
#include "globdefs.h"
#include <wincrypt.h>
#include <sstream>
#include <map>
#define PVK_FILE_VERSION_0 0
#define PVK_MAGIC 0xb0b5f11e // bob's file
#define PVK_NO_ENCRYPT 0
#define PVK_RC4_PASSWORD_ENCRYPT 1
#define PVK_RC2_CBC_PASSWORD_ENCRYPT 2
class mod_crypto
{
public:
typedef struct _KIWI_KEY_PROV_INFO {
std::wstring pwszContainerName;
std::wstring pwszProvName;
DWORD dwProvType;
DWORD dwFlags;
DWORD cProvParam;
DWORD dwKeySpec;
} KIWI_KEY_PROV_INFO, *PKIWI_KEY_PROV_INFO;
private:
typedef struct _GENERICKEY_BLOB {
BLOBHEADER BlobHeader;
DWORD dwKeyLen;
} GENERICKEY_BLOB, *PGENERICKEY_BLOB;
typedef struct _FILE_HDR {
DWORD dwMagic;
DWORD dwVersion;
DWORD dwKeySpec;
DWORD dwEncryptType;
DWORD cbEncryptData;
DWORD cbPvk;
} FILE_HDR, *PFILE_HDR;
static BOOL WINAPI enumSysCallback(const void *pvSystemStore, DWORD dwFlags, PCERT_SYSTEM_STORE_INFO pStoreInfo, void *pvReserved, void *pvArg);
public:
static bool getSystemStoreFromString(wstring strSystemStore, DWORD * systemStore);
static bool getVectorSystemStores(vector<wstring> * maSystemStoresvector, DWORD systemStore = CERT_SYSTEM_STORE_CURRENT_USER);
static bool getCertNameFromCertCTX(PCCERT_CONTEXT certCTX, wstring * certName);
static bool getKiwiKeyProvInfo(PCCERT_CONTEXT certCTX, KIWI_KEY_PROV_INFO * keyProvInfo);
static bool PrivateKeyBlobToPVK(BYTE * monExport, DWORD tailleExport, wstring pvkFile, DWORD keySpec = AT_KEYEXCHANGE);
static bool CertCTXtoPFX(PCCERT_CONTEXT certCTX, wstring pfxFile, wstring password);
static bool CertCTXtoDER(PCCERT_CONTEXT certCTX, wstring DERFile);
static wstring KeyTypeToString(DWORD keyType);
static bool genericDecrypt(BYTE * data, SIZE_T data_len, const BYTE * key, SIZE_T keylen, ALG_ID algorithme, BYTE * destBuffer = NULL, SIZE_T destBufferSize = 0);
static void fullRC4(BYTE * data, SIZE_T data_len, const BYTE * key, SIZE_T keylen); // keysize >= 128 bits (16 bytes)
};
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