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/* Benjamin DELPY `gentilkiwi`
http://blog.gentilkiwi.com
benjamin@gentilkiwi.com
Licence : http://creativecommons.org/licenses/by/3.0/fr/
*/
#include "mod_cryptoapi.h"
HMODULE mod_cryptoapi::hRsaEng = NULL;
bool mod_cryptoapi::loadRsaEnh()
{
if(!hRsaEng)
hRsaEng = LoadLibrary(L"rsaenh");
return (hRsaEng != NULL);
}
bool mod_cryptoapi::unloadRsaEnh()
{
if(hRsaEng)
FreeLibrary(hRsaEng);
return true;
}
bool mod_cryptoapi::getProviderString(wstring ProviderName, wstring * Provider)
{
map<wstring, wstring> mesProviders;
mesProviders.insert(make_pair(L"MS_DEF_PROV", MS_DEF_PROV));
mesProviders.insert(make_pair(L"MS_ENHANCED_PROV", MS_ENHANCED_PROV));
mesProviders.insert(make_pair(L"MS_STRONG_PROV", MS_STRONG_PROV));
mesProviders.insert(make_pair(L"MS_DEF_RSA_SIG_PROV", MS_DEF_RSA_SIG_PROV));
mesProviders.insert(make_pair(L"MS_DEF_RSA_SCHANNEL_PROV", MS_DEF_RSA_SCHANNEL_PROV));
mesProviders.insert(make_pair(L"MS_DEF_DSS_PROV", MS_DEF_DSS_PROV));
mesProviders.insert(make_pair(L"MS_DEF_DSS_DH_PROV", MS_DEF_DSS_DH_PROV));
mesProviders.insert(make_pair(L"MS_ENH_DSS_DH_PROV", MS_ENH_DSS_DH_PROV));
mesProviders.insert(make_pair(L"MS_DEF_DH_SCHANNEL_PROV", MS_DEF_DH_SCHANNEL_PROV));
mesProviders.insert(make_pair(L"MS_SCARD_PROV", MS_SCARD_PROV));
mesProviders.insert(make_pair(L"MS_ENH_RSA_AES_PROV", MS_ENH_RSA_AES_PROV));
mesProviders.insert(make_pair(L"MS_ENH_RSA_AES_PROV_XP", MS_ENH_RSA_AES_PROV_XP));
map<wstring, wstring>::iterator monIterateur = mesProviders.find(ProviderName);
*Provider = (monIterateur != mesProviders.end()) ? monIterateur->second : ProviderName;
return true;
}
bool mod_cryptoapi::getProviderTypeFromString(wstring ProviderTypeName, DWORD * ProviderType)
{
map<wstring, DWORD> mesTypes;
mesTypes.insert(make_pair(L"PROV_RSA_FULL", PROV_RSA_FULL));
mesTypes.insert(make_pair(L"PROV_RSA_SIG", PROV_RSA_SIG));
mesTypes.insert(make_pair(L"PROV_DSS", PROV_DSS));
mesTypes.insert(make_pair(L"PROV_FORTEZZA", PROV_FORTEZZA));
mesTypes.insert(make_pair(L"PROV_MS_EXCHANGE", PROV_MS_EXCHANGE));
mesTypes.insert(make_pair(L"PROV_SSL", PROV_SSL));
mesTypes.insert(make_pair(L"PROV_RSA_SCHANNEL", PROV_RSA_SCHANNEL));
mesTypes.insert(make_pair(L"PROV_DSS_DH", PROV_DSS_DH));
mesTypes.insert(make_pair(L"PROV_EC_ECDSA_SIG", PROV_EC_ECDSA_SIG));
mesTypes.insert(make_pair(L"PROV_EC_ECNRA_SIG", PROV_EC_ECNRA_SIG));
mesTypes.insert(make_pair(L"PROV_EC_ECDSA_FULL",PROV_EC_ECDSA_FULL));
mesTypes.insert(make_pair(L"PROV_EC_ECNRA_FULL",PROV_EC_ECNRA_FULL));
mesTypes.insert(make_pair(L"PROV_DH_SCHANNEL", PROV_DH_SCHANNEL));
mesTypes.insert(make_pair(L"PROV_SPYRUS_LYNKS", PROV_SPYRUS_LYNKS));
mesTypes.insert(make_pair(L"PROV_RNG", PROV_RNG));
mesTypes.insert(make_pair(L"PROV_INTEL_SEC", PROV_INTEL_SEC));
mesTypes.insert(make_pair(L"PROV_REPLACE_OWF", PROV_REPLACE_OWF));
mesTypes.insert(make_pair(L"PROV_RSA_AES", PROV_RSA_AES));
map<wstring, DWORD>::iterator monIterateur = mesTypes.find(ProviderTypeName);
if(monIterateur != mesTypes.end())
{
*ProviderType = monIterateur->second;
return true;
}
else return false;
}
bool mod_cryptoapi::getVectorProviders(vector<wstring> * monVectorProviders)
{
DWORD index = 0;
DWORD provType;
DWORD tailleRequise;
while(CryptEnumProviders(index, NULL, 0, &provType, NULL, &tailleRequise))
{
wchar_t * monProvider = new wchar_t[tailleRequise];
if(CryptEnumProviders(index, NULL, 0, &provType, monProvider, &tailleRequise))
{
monVectorProviders->push_back(monProvider);
}
delete[] monProvider;
index++;
}
return (GetLastError() == ERROR_NO_MORE_ITEMS);
}
bool mod_cryptoapi::getVectorContainers(vector<wstring> * monVectorContainers, bool isMachine, wstring provider, DWORD providerType)
{
bool reussite = false;
HCRYPTPROV hCryptProv = NULL;
if(CryptAcquireContext(&hCryptProv, NULL, provider.c_str(), providerType, CRYPT_VERIFYCONTEXT | (isMachine ? CRYPT_MACHINE_KEYSET : NULL)))
{
DWORD tailleRequise = 0;
char * containerName = NULL;
DWORD CRYPT_first_next = CRYPT_FIRST;
bool success = false;
success = (CryptGetProvParam(hCryptProv, PP_ENUMCONTAINERS, NULL, &tailleRequise, CRYPT_first_next) != 0);
while(success)
{
containerName = new char[tailleRequise];
if(success = (CryptGetProvParam(hCryptProv, PP_ENUMCONTAINERS, reinterpret_cast<BYTE *>(containerName), &tailleRequise, CRYPT_first_next) != 0))
{
wstringstream resultat;
resultat << containerName;
monVectorContainers->push_back(resultat.str());
}
delete[] containerName;
CRYPT_first_next = CRYPT_NEXT;
}
reussite = (GetLastError() == ERROR_NO_MORE_ITEMS);
CryptReleaseContext(hCryptProv, 0);
}
return reussite;
}
bool mod_cryptoapi::getPrivateKey(HCRYPTKEY maCle, PBYTE * monExport, DWORD * tailleExport, DWORD dwBlobType)
{
bool reussite = false;
if(CryptExportKey(maCle, NULL, dwBlobType, NULL, NULL, tailleExport))
{
*monExport = new BYTE[*tailleExport];
if(!(reussite = (CryptExportKey(maCle, NULL, dwBlobType, NULL, *monExport, tailleExport) != 0)))
delete[] monExport;
}
return reussite;
}
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