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library.cpp
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#define CRYPT_OID_INFO_HAS_EXTRA_FIELDS
#define CMSG_SIGNER_ENCODE_INFO_HAS_CMS_FIELDS
#include <string>
#include <tuple>
#include <algorithm>
#include <map>
#include <sstream>
#include <windows.h>
#include <shlobj.h>
#include <wincrypt.h>
#include <bcrypt.h>
#include <vector>
#pragma comment(lib,"Crypt32.lib")
#pragma comment(lib,"Bcrypt.lib")
#pragma comment(lib,"Ncrypt.lib")
#define MY_ENCODING_TYPE (PKCS_7_ASN_ENCODING | X509_ASN_ENCODING)
#include <asn_application.h>
#include <asn_internal.h>
#include "AdES.hpp"
#include "TestTest.h"
#include "SigningCertificateV2.h"
#include "SignaturePolicyIdentifier.h"
#include "CommitmentTypeIndication.h"
#include "CompleteCertificateRefs.h"
#include "CompleteRevocationRefs.h"
using namespace std;
#include "xml\\xml3all.h"
template <typename T = char, typename T2 = std::vector<T>>
inline bool PutFile(const wchar_t* f, T2& d)
{
HANDLE hX = CreateFile(f, GENERIC_WRITE, 0, 0, CREATE_ALWAYS, 0, 0);
if (hX == INVALID_HANDLE_VALUE)
return false;
DWORD A = 0;
WriteFile(hX, d.data(), (DWORD)d.size(), &A, 0);
CloseHandle(hX);
if (A != d.size())
return false;
return true;
}
template <typename T = char>
inline bool LoadFile(const wchar_t* f, vector<T>& d)
{
HANDLE hX = CreateFile(f, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
if (hX == INVALID_HANDLE_VALUE)
return false;
LARGE_INTEGER sz = { 0 };
GetFileSizeEx(hX, &sz);
d.resize((size_t)(sz.QuadPart / sizeof(T)));
DWORD A = 0;
ReadFile(hX, d.data(), (DWORD)sz.QuadPart, &A, 0);
CloseHandle(hX);
if (A != sz.QuadPart)
return false;
return true;
}
class OID
{
public:
vector<unsigned char>abBinary;
void MakeBase128(unsigned long l, int first) {
if (l > 127) {
MakeBase128(l / 128, 0);
}
l %= 128;
if (first) {
abBinary.push_back((unsigned char)l);
}
else {
abBinary.push_back(0x80 | (unsigned char)l);
}
}
std::string dec(char* d, int nBinary)
{
std::string s;
char fOut[100] = { 0 };
auto pb = d;
int nn = 0;
int ll = 0;
int fOK = 0;
while (nn < nBinary)
{
if (nn == 0)
{
// unsigned char cl = ((*pb & 0xC0) >> 6) & 0x03;
/* switch (cl)
{
}*/
}
else if (nn == 1)
{
if (nBinary - 2 != *pb)
{
return "";
}
}
else if (nn == 2)
{
sprintf_s(fOut, 100, ".%d.%d", *pb / 40, *pb % 40);
s += fOut;
fOK = 1;
ll = 0;
}
else if ((*pb & 0x80) != 0)
{
ll *= 128;
ll += (*pb & 0x7F);
fOK = 0;
}
else
{
ll *= 128;
ll += *pb;
fOK = 1;
sprintf_s(fOut, 100, ".%lu", ll);
s += fOut;
ll = 0;
}
pb++;
nn++;
}
if (!fOK)
{
return "";
}
else
{
return s;
}
}
std::vector<unsigned char> enc(char* oid)
{
bool isRelative = false;
abBinary.clear();
while (true) {
char *p = oid;
unsigned char cl = 0x00;
char *q = NULL;
int nPieces = 1;
int n = 0;
unsigned char b = 0;
unsigned long l = 0;
bool isjoint = false;
// Alternative call: ./oid RELATIVE.2.999
if (_strnicmp(p, "ABSOLUTE.", 9) == 0) {
isRelative = false;
p += 9;
}
else if (_strnicmp(p, "RELATIVE.", 9) == 0) {
isRelative = true;
p += 9;
}
else {
// use the CLI option
// isRelative = false;
}
cl = 0x00; // Class. Always UNIVERSAL (00)
// Tag for Universal Class
if (isRelative) {
cl |= 0x0D;
}
else {
cl |= 0x06;
}
q = p;
nPieces = 1;
while (*p) {
if (*p == '.') {
nPieces++;
}
p++;
}
n = 0;
b = 0;
p = q;
while (n < nPieces) {
q = p;
while (*p) {
if (*p == '.') {
break;
}
p++;
}
l = 0;
if (*p == '.') {
*p = 0;
l = (unsigned long)atoi(q);
q = p + 1;
p = q;
}
else {
l = (unsigned long)atoi(q);
q = p;
}
/* Digit is in l. */
if ((!isRelative) && (n == 0)) {
if (l > 2) {
return {};
}
b = 40 * ((unsigned char)l);
isjoint = l == 2;
}
else if ((!isRelative) && (n == 1)) {
if ((l > 39) && (!isjoint)) {
return {};
}
if (l > 47) {
l += 80;
MakeBase128(l, 1);
}
else {
b += ((unsigned char)l);
abBinary.push_back(b);
}
}
else {
MakeBase128(l, 1);
}
n++;
}
if ((!isRelative) && (n < 2)) {
return {};
}
break;
}
return abBinary;
}
};
class HASH
{
BCRYPT_ALG_HANDLE h;
BCRYPT_HASH_HANDLE ha;
public:
HASH(const wchar_t* alg = BCRYPT_SHA256_ALGORITHM)
{
BCryptOpenAlgorithmProvider(&h, alg, 0, 0);
if (h)
BCryptCreateHash(h, &ha, 0, 0, 0, 0, 0);
}
bool hash(const BYTE* d, DWORD sz)
{
if (!ha)
return false;
auto nt = BCryptHashData(ha, (UCHAR*)d, sz, 0);
return (nt == 0) ? true : false;
}
bool get(vector<BYTE>& b)
{
DWORD hl;
ULONG rs;
if (!ha)
return false;
auto nt = BCryptGetProperty(ha, BCRYPT_HASH_LENGTH, (PUCHAR)&hl, sizeof(DWORD), &rs, 0);
if (nt != 0)
return false;
b.resize(hl);
nt = BCryptFinishHash(ha, b.data(), hl, 0);
if (nt != 0)
return false;
return true;
}
~HASH()
{
if (ha)
BCryptDestroyHash(ha);
ha = 0;
if (h)
BCryptCloseAlgorithmProvider(h, 0);
h = 0;
}
};
inline vector<char> StripASNTagLength(vector<char>& d)
{
vector<char> x = d;
// Strip Tag
x.erase(x.begin());
unsigned char d0 = d[0];
if (d0 < 127)
{
x.erase(x.begin());
return x;
}
x.erase(x.begin());
d0 -= 128;
while (d0 > 0)
{
x.erase(x.begin());
d0--;
}
return x;
}
inline void LenPush(unsigned char s, vector<char>& x, DWORD sz)
{
x.push_back(s);
if (sz <= 127)
x.push_back((unsigned char)sz);
else
{
if (sz <= 255)
{
x.push_back((unsigned char)0x81);
x.push_back((unsigned char)sz);
}
else
if (sz <= 65535)
{
x.push_back((unsigned char)0x82);
x.push_back(HIBYTE(sz));
x.push_back(LOBYTE(sz));
}
else
{
//*
}
}
}
inline vector<char> EncodeCertList(vector<PCCERT_CONTEXT>& d)
{
// CertificateValues :: = SEQUENCE OF Certificate
vector<char> x;
DWORD sz = 0;
for (auto& dd : d)
{
sz += dd->cbCertEncoded;
}
LenPush(0x30, x, sz);
for (auto& dd : d)
{
vector<char> dz(dd->cbCertEncoded);
memcpy(dz.data(), dd->pbCertEncoded, dd->cbCertEncoded);
x.insert(x.end(), dz.begin(), dz.end());
}
return x;
}
inline vector<char> EncodeCRLList(vector<PCCRL_CONTEXT>& d)
{
/*
TestTest tt = { 0 };
BYTE b1[1];
BYTE b2[1];
INTEGER_t ty1;
INTEGER_t os1;
tt.testdummy1 = &ty1;
tt.testdummy1->size = 1;
tt.testdummy1->buf = b1;
tt.testdummy1->buf[0] = 0x88;
tt.testdummy2 = &ty1;
tt.testdummy2->size = 1;
tt.testdummy2->buf = b2;
tt.testdummy2->buf[0] = 0x77;
// Encode it as DER
vector<char> buff3;
auto ec2 = der_encode(&asn_DEF_TestTest,
&tt, [](const void *buffer, size_t size, void *app_key) ->int
{
vector<char>* x = (vector<char>*)app_key;
auto es = x->size();
x->resize(x->size() + size);
memcpy(x->data() + es, buffer, size);
return 0;
}, (void*)&buff3);
*/
vector<char> x;
/*
RevocationValues ::= SEQUENCE {
crlVals [0] SEQUENCE OF CertificateList OPTIONAL,
ocspVals [1] SEQUENCE OF BasicOCSPResponse OPTIONAL,
otherRevVals [2] OtherRevVals OPTIONAL
}
OtherRevVals ::= SEQUENCE {
OtherRevValType OtherRevValType,
OtherRevVals ANY DEFINED BY OtherRevValType
}
OtherRevValType ::= OBJECT IDENTIFIER
*/
DWORD sz = 0;
for (auto& dd : d)
{
sz += dd->cbCrlEncoded;
}
LenPush(0x30, x, sz);
for (auto& dd : d)
{
vector<char> dz(dd->cbCrlEncoded);
memcpy(dz.data(), dd->pbCrlEncoded, dd->cbCrlEncoded);
x.insert(x.end(), dz.begin(), dz.end());
}
// x has the seq of CRLs
// We must also put the explicit tag 0xa0 <length>
vector<char> x3;
LenPush(0xa0, x3,(DWORD) x.size());
x3.insert(x3.end(), x.begin(), x.end());
vector<char> x2;
LenPush(0x30, x2, (DWORD)x3.size());
x2.insert(x2.end(), x3.begin(), x3.end());
return x2;
}
AdES::AdES()
{
}
HRESULT AdES::VerifyB(const char* data, DWORD sz, int sidx, bool Attached, PCCERT_CONTEXT c)
{
HRESULT hr = E_FAIL;
bool CTFound = false;
bool MDFound = false;
bool TSFound = false;
bool CHFound = false;
if (!c || !data || !sz)
return E_FAIL;
auto hMsg = CryptMsgOpenToDecode(
MY_ENCODING_TYPE, // Encoding type
Attached ? 0 : CMSG_DETACHED_FLAG, // Flags
0, // Message type (get from message)
0, // Cryptographic provider
NULL, // Recipient information
NULL);
if (hMsg)
{
if (CryptMsgUpdate(
hMsg, // Handle to the message
(BYTE*)data, // Pointer to the encoded BLOB
(DWORD)sz, // Size of the encoded BLOB
TRUE)) // Last call
{
DWORD da = 0;
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_AUTH_ATTR_PARAM, sidx, 0, &da))
{
vector<char> ca;
ca.resize(da);
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_AUTH_ATTR_PARAM, sidx, ca.data(), &da))
{
CRYPT_ATTRIBUTES* si = (CRYPT_ATTRIBUTES*)ca.data();
for (DWORD g = 0; g < si->cAttr; g++)
{
CRYPT_ATTRIBUTE& attr = si->rgAttr[g];
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.3") == 0) // Content Type
{
CTFound = true;
}
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.4") == 0) // Digest
{
MDFound = true;
}
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.5") == 0 && attr.cValue == 1) // Timestamp
{
vector<char> bu(10000);
DWORD xd = 10000;
if (CryptDecodeObjectEx(X509_ASN_ENCODING | PKCS_7_ASN_ENCODING, szOID_RSA_signingTime, attr.rgValue[0].pbData, attr.rgValue[0].cbData, 0, 0, (void*)bu.data(), &xd))
{
TSFound = true;
}
}
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.16.2.47") == 0 && attr.cValue == 1) // ESSCertificateV2
{
SigningCertificateV2* v = 0;
auto rval = asn_DEF_SigningCertificateV2.ber_decoder(0,
&asn_DEF_SigningCertificateV2,
(void **)&v,
attr.rgValue[0].pbData, attr.rgValue[0].cbData, 0);
if (v)
{
// Check the certificate hash
vector<BYTE> dhash;
HASH hash(BCRYPT_SHA256_ALGORITHM);
hash.hash(c->pbCertEncoded, c->cbCertEncoded);
hash.get(dhash);
if (v->certs.list.count == 1 && v->certs.list.array[0]->certHash.size == dhash.size())
{
if (memcmp(v->certs.list.array[0]->certHash.buf, dhash.data(), dhash.size()) == 0)
CHFound = true;
}
asn_DEF_SigningCertificateV2.free_struct(&asn_DEF_SigningCertificateV2, v, 0);
v = 0;
}
}
}
}
}
}
}
if (hMsg)
{
CryptMsgClose(hMsg);
hMsg = 0;
}
if (CTFound && MDFound && TSFound && CHFound)
hr = S_OK;
return hr;
}
HRESULT AdES::VerifyU(const char* data, DWORD sz, bool Attached, int TSServerSignIndex)
{
HRESULT hr = E_FAIL;
auto hMsg = CryptMsgOpenToDecode(MY_ENCODING_TYPE,Attached ? 0 : CMSG_DETACHED_FLAG,0,0,0,0);
if (hMsg)
{
if (CryptMsgUpdate(hMsg, (BYTE*)data, (DWORD)sz, TRUE))
{
vector<char> ca;
DWORD da = 0;
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, TSServerSignIndex, 0, &da))
{
ca.resize(da);
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, TSServerSignIndex, ca.data(), &da))
{
}
}
}
}
return hr;
}
HRESULT AdES::VerifyT(const char* data, DWORD sz, PCCERT_CONTEXT* pX, bool Attached, int TSServerSignIndex, FILETIME* ft)
{
HRESULT hr = E_FAIL;
auto hMsg = CryptMsgOpenToDecode(
MY_ENCODING_TYPE, // Encoding type
Attached ? 0 : CMSG_DETACHED_FLAG, // Flags
0, // Message type (get from message)
0, // Cryptographic provider
NULL, // Recipient information
NULL);
if (hMsg)
{
if (CryptMsgUpdate(
hMsg, // Handle to the message
(BYTE*)data, // Pointer to the encoded BLOB
(DWORD)sz, // Size of the encoded BLOB
TRUE)) // Last call
{
vector<char> ca;
DWORD da = 0;
if (CryptMsgGetParam(
hMsg, // Handle to the message
CMSG_ENCRYPTED_DIGEST, // Parameter type
TSServerSignIndex, // Index
NULL, // Address for returned information
&da)) // Size of the returned information
{
vector<char> EH(da);
if (CryptMsgGetParam(
hMsg, // Handle to the message
CMSG_ENCRYPTED_DIGEST, // Parameter type
TSServerSignIndex, // Index
(BYTE*)EH.data(), // Address for returned information
&da)) // Size of the returned information
{
EH.resize(da);
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, TSServerSignIndex, 0, &da))
{
ca.resize(da);
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_UNAUTH_ATTR_PARAM, TSServerSignIndex, ca.data(), &da))
{
CRYPT_ATTRIBUTES* si = (CRYPT_ATTRIBUTES*)ca.data();
if (si->cAttr >= 1)
{
for (DWORD a = 0; a < si->cAttr; a++)
{
if (strcmp(si->rgAttr[a].pszObjId, "1.2.840.113549.1.9.16.2.14") == 0 && si->rgAttr[a].cValue == 1)
{
auto& v = si->rgAttr[a].rgValue[0];
// It is already decoded
PCRYPT_TIMESTAMP_CONTEXT re = 0;
BYTE* b = (BYTE*)v.pbData;
auto sz3 = v.cbData;
auto res = CryptVerifyTimeStampSignature(b, sz3, (BYTE*)EH.data(), (DWORD)EH.size(), 0, &re, pX, 0);
if (!res)
hr = E_FAIL;
else
{
if (ft)
*ft = re->pTimeStamp->ftTime;
CryptMemFree(re);
hr = S_OK;
break;
}
}
}
}
}
}
}
}
}
}
if (hMsg)
{
CryptMsgClose(hMsg);
hMsg = 0;
}
return hr;
}
HRESULT AdES::TimeStamp(SIGNPARAMETERS& sparams, const char* data, DWORD sz, vector<char>& Result, const wchar_t* url, const char* alg)
{
CRYPT_TIMESTAMP_PARA params = { 0,TRUE,{},0,0 };
if (sparams.TSPolicy.length())
params.pszTSAPolicyId = sparams.TSPolicy.c_str();
CRYPT_TIMESTAMP_CONTEXT*re;
auto flg = TIMESTAMP_VERIFY_CONTEXT_SIGNATURE;
if (!CryptRetrieveTimeStamp(url, flg, 0, alg, ¶ms, (BYTE*)data, (DWORD)sz, &re, 0, 0))
return E_FAIL;
vector<char>& CR = Result;
CR.resize(re->cbEncoded);
memcpy(CR.data(), re->pbEncoded, re->cbEncoded);
CryptMemFree(re);
return S_OK;
}
HRESULT AdES::Verify(const char* data, DWORD sz, LEVEL& lev, const char* omsg, DWORD len, std::vector<char>* msg, std::vector<PCCERT_CONTEXT>* Certs, VERIFYRESULTS* vr)
{
auto hr = E_FAIL;
CRYPT_VERIFY_MESSAGE_PARA VerifyParams = { 0 };
VerifyParams.cbSize = sizeof(CRYPT_VERIFY_MESSAGE_PARA);
VerifyParams.dwMsgAndCertEncodingType = MY_ENCODING_TYPE;
VerifyParams.hCryptProv = 0;
VerifyParams.pfnGetSignerCertificate = NULL;
VerifyParams.pvGetArg = NULL;
vector<char> zud;
DWORD pzud = 100000;
int NumVer = 0;
for (int i = 0; ; i++)
{
PCCERT_CONTEXT c = 0;
int ZRS = omsg ? 1 : CryptVerifyMessageSignature(&VerifyParams, i, (BYTE*)data, (DWORD)sz, 0, &pzud, 0);
if (ZRS == 1)
{
zud.resize(pzud);
const BYTE * rgpbToBeSigned[1];
rgpbToBeSigned[0] = (BYTE*)omsg;
DWORD bb[1];
bb[0] = len;
ZRS = omsg ? CryptVerifyDetachedMessageSignature(&VerifyParams, i, (BYTE*)data, (DWORD)sz, 1, rgpbToBeSigned, bb, &c) : CryptVerifyMessageSignature(&VerifyParams, i, (BYTE*)data, (DWORD)sz, (BYTE*)zud.data(), &pzud, &c);
}
if (ZRS == 0)
break;
if (ZRS == 1)
{
if (c && Certs)
Certs->push_back(c);
if (NumVer == 0 && msg)
*msg = zud;
NumVer++;
hr = S_OK;
lev = LEVEL::CMS;
// Check now BES
auto hr1 = VerifyB(data, sz, i, omsg ? false : true, c);
if (SUCCEEDED(hr1))
{
lev = LEVEL::B;
// Check now T
FILETIME ft = { 0 };
auto hr2 = VerifyT(data, sz, 0, omsg ? false : true, i, &ft);
if (SUCCEEDED(hr2))
lev = LEVEL::T;
}
if (!Certs && c)
CertFreeCertificateContext(c);
c = 0;
}
}
if (SUCCEEDED(hr) && vr)
{
// Return also the policy and other stuff
auto hMsg = CryptMsgOpenToDecode(
MY_ENCODING_TYPE,
(omsg == 0) ? 0 : CMSG_DETACHED_FLAG,
0,
0,
NULL,
NULL);
if (hMsg)
{
if (CryptMsgUpdate(
hMsg,
(BYTE*)data,
(DWORD)sz,
TRUE))
{
DWORD da = 0;
for (DWORD sidx = 0; ; sidx++)
{
VERIFYRESULT vrs;
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_AUTH_ATTR_PARAM, sidx, 0, &da))
{
vector<char> ca;
ca.resize(da);
if (CryptMsgGetParam(hMsg, CMSG_SIGNER_AUTH_ATTR_PARAM, sidx, ca.data(), &da))
{
CRYPT_ATTRIBUTES* si = (CRYPT_ATTRIBUTES*)ca.data();
for (DWORD g = 0; g < si->cAttr; g++)
{
CRYPT_ATTRIBUTE& attr = si->rgAttr[g];
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.16.2.15") == 0 && attr.cValue == 1) // SignaturePolicyId
{
SignaturePolicyIdentifier* v = 0;
auto rval = asn_DEF_SignaturePolicyIdentifier.ber_decoder(0,
&asn_DEF_SignaturePolicyIdentifier,
(void **)&v,
attr.rgValue[0].pbData, attr.rgValue[0].cbData, 0);
if (v)
{
vector<char> sp(v->choice.signaturePolicyId.sigPolicyId.size + 1);
memcpy_s(sp.data(), v->choice.signaturePolicyId.sigPolicyId.size + 1, v->choice.signaturePolicyId.sigPolicyId.buf, v->choice.signaturePolicyId.sigPolicyId.size);
OID oid;
string sdec = oid.dec(sp.data(), v->choice.signaturePolicyId.sigPolicyId.size);
vrs.Policy = sdec;
asn_DEF_SignaturePolicyIdentifier.free_struct(&asn_DEF_SignaturePolicyIdentifier, v, 0);
v = 0;
}
}
if (strcmp(attr.pszObjId, "1.2.840.113549.1.9.16.2.16") == 0 && attr.cValue == 1) // CommitmentTypeIndication
{
CommitmentTypeIndication* v = 0;
auto rval = asn_DEF_CommitmentTypeIndication.ber_decoder(0,
&asn_DEF_CommitmentTypeIndication,
(void **)&v,
attr.rgValue[0].pbData, attr.rgValue[0].cbData, 0);
if (v)
{
vector<char> sp(v->commitmentTypeId.size + 1);
memcpy_s(sp.data(), v->commitmentTypeId.size + 1, v->commitmentTypeId.buf, v->commitmentTypeId.size);
OID oid;
string sdec = oid.dec(sp.data(), v->commitmentTypeId.size);
vrs.Commitment = sdec;
asn_DEF_CommitmentTypeIndication.free_struct(&asn_DEF_CommitmentTypeIndication, v, 0);
v = 0;
}
}
}
}
vr->Results.push_back(vrs);
}
else
break;
}
}
CryptMsgClose(hMsg);
hMsg = 0;
}
}
return hr;
}
HRESULT AdES::GetEncryptedHash(const char*d, DWORD sz, PCCERT_CONTEXT ctx, CRYPT_ALGORITHM_IDENTIFIER hash, vector<char>& rs)
{
/*
_CRYPT_SIGN_MESSAGE_PARA spar = { 0 };
spar.cbSize = sizeof(spar);
spar.dwMsgEncodingType = X509_ASN_ENCODING | PKCS_7_ASN_ENCODING;
spar.pSigningCert = Certificates[0];
spar.HashAlgorithm = Params.HashAlgorithm;
BYTE* bs = (BYTE*)s.data();
DWORD rbs[1] = { 0 };
rbs[0] = s.size();
DWORD blb = 0;
const BYTE* MessageArray[] = { (BYTE*)s.data() };
CryptSignMessage(&spar, true, 1, MessageArray, rbs, 0, &blb);
vector<char> Sig(blb);
CryptSignMessage(&spar, true, 1, MessageArray, rbs, (BYTE*)Sig.data(), &blb);
Sig.resize(blb);
string dss = XML3::Char2Base64((const char*)Sig.data(), Sig.size(), false);
sv.SetContent(dss.c_str());
*/
HRESULT hr = E_FAIL;
vector<HCRYPTPROV_OR_NCRYPT_KEY_HANDLE> PrivateKeys;
CMSG_SIGNER_ENCODE_INFO Signer = { 0 };
HCRYPTPROV_OR_NCRYPT_KEY_HANDLE a = 0;
DWORD ks = 0;
BOOL bfr = false;
CryptAcquireCertificatePrivateKey(ctx, 0, 0, &a, &ks, &bfr);
if (a)
Signer.hCryptProv = a;
if (bfr)
PrivateKeys.push_back(a);
Signer.cbSize = sizeof(CMSG_SIGNER_ENCODE_INFO);
Signer.pCertInfo = ctx->pCertInfo;
Signer.dwKeySpec = ks;
Signer.HashAlgorithm = hash;
Signer.pvHashAuxInfo = NULL;
CMSG_SIGNED_ENCODE_INFO SignedMsgEncodeInfo = { 0 };
SignedMsgEncodeInfo.cbSize = sizeof(CMSG_SIGNED_ENCODE_INFO);
SignedMsgEncodeInfo.cSigners = 1;
SignedMsgEncodeInfo.rgSigners = &Signer;
SignedMsgEncodeInfo.cCertEncoded = 0;
SignedMsgEncodeInfo.rgCertEncoded = 0;
SignedMsgEncodeInfo.rgCrlEncoded = NULL;
auto cbEncodedBlob = CryptMsgCalculateEncodedLength(
MY_ENCODING_TYPE, // Message encoding type
CMSG_DETACHED_FLAG,
CMSG_SIGNED, // Message type
&SignedMsgEncodeInfo, // Pointer to structure
NULL, // Inner content OID
(DWORD)sz);
if (cbEncodedBlob)
{
auto hMsg = CryptMsgOpenToEncode(
MY_ENCODING_TYPE, // encoding type
CMSG_DETACHED_FLAG,
CMSG_SIGNED, // message type
&SignedMsgEncodeInfo, // pointer to structure
NULL, // inner content OID
NULL);
if (hMsg)
{
// Add the signature
vector<char> Sig2(cbEncodedBlob);
if (CryptMsgUpdate(hMsg, (BYTE*)d, (DWORD)sz, true))
{
if (CryptMsgGetParam(
hMsg, // Handle to the message
CMSG_CONTENT_PARAM, // Parameter type
0, // Index
(BYTE*)Sig2.data(), // Pointer to the BLOB
&cbEncodedBlob)) // Size of the BLOB
{
Sig2.resize(cbEncodedBlob);
CryptMsgClose(hMsg);
hMsg = 0;
hMsg = CryptMsgOpenToDecode(
MY_ENCODING_TYPE, // Encoding type
CMSG_DETACHED_FLAG,
0, // Message type (get from message)
0, // Cryptographic provider
NULL, // Recipient information
NULL);
if (hMsg)
{
if (CryptMsgUpdate(
hMsg, // Handle to the message
(BYTE*)Sig2.data(), // Pointer to the encoded BLOB
(DWORD)Sig2.size(), // Size of the encoded BLOB
TRUE)) // Last call
{
if (CryptMsgGetParam(hMsg, CMSG_ENCRYPTED_DIGEST, 0, NULL, &cbEncodedBlob))
{
rs.resize(cbEncodedBlob);
if (CryptMsgGetParam(hMsg, CMSG_ENCRYPTED_DIGEST, 0, (BYTE*)rs.data(), &cbEncodedBlob))
{
rs.resize(cbEncodedBlob);
hr = S_OK;
}
}
}
}
}
}
if (hMsg)
CryptMsgClose(hMsg);
hMsg = 0;
}
}
for (auto& pk : PrivateKeys)
{
if (NCryptIsKeyHandle(pk))
NCryptFreeObject(pk);
else
CryptReleaseContext(pk, 0);
}
return hr;
}
tuple<shared_ptr<XML3::XMLElement>, shared_ptr<XML3::XMLElement>> XMLAddC(XML3::XMLElement& xusp,const std::vector<AdES::CERT>& Certificates,std::function<void(XML3::XMLElement& r, PCCERT_CONTEXT C)> putcert, std::function<void(XML3::XMLElement& r, PCCRL_CONTEXT C)> putcrl)
{
XML3::XMLElement c1 = "xades141:CompleteCertificateRefsV2";
c1.vv("xmlns:ds") = "http://www.w3.org/2000/09/xmldsig#";
c1.vv("xmlns:xades") = "http://uri.etsi.org/01903/v1.3.2#";
c1.vv("xmlns:xades141") = "http://uri.etsi.org/01903/v1.4.1#";
auto xcc1 = xusp.InsertElement((size_t)-1, std::forward<XML3::XMLElement>(c1));
for (auto&cert : Certificates)
{
putcert(*xcc1, cert.cert.cert);
for (auto& cert2 : cert.More)
{
putcert(*xcc1, cert2.cert);
}
}
XML3::XMLElement c2 = "xades:CompleteRevocationRefs";
c2.vv("xmlns:ds") = "http://www.w3.org/2000/09/xmldsig#";
c2.vv("xmlns:xades") = "http://uri.etsi.org/01903/v1.3.2#";
c2.vv("xmlns:xades141") = "http://uri.etsi.org/01903/v1.4.1#";
auto xcc2a = xusp.InsertElement((size_t)-1, std::forward<XML3::XMLElement>(c2));
XML3::XMLElement c2a = "xades:CRLRefs";
auto xcc2 = xcc2a->InsertElement((size_t)-1, std::forward<XML3::XMLElement>(c2a));
for (auto&cert : Certificates)
{
for (auto&crl : cert.cert.Crls)
{
putcrl(*xcc2, crl);
}
for (auto& cert2 : cert.More)
{
for (auto&crl : cert2.Crls)
{
putcrl(*xcc2, crl);
}
}
}