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crypt32: Implement CryptAcquireCertificatePrivateKey.

oldstable
Juan Lang 2006-07-11 06:01:48 -07:00 committed by Alexandre Julliard
parent 9733f6e75c
commit 273b76570e
4 changed files with 316 additions and 1 deletions
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128
dlls/crypt32/cert.c
View File

@ -558,6 +558,132 @@ BOOL WINAPI CertSetCertificateContextProperty(PCCERT_CONTEXT pCertContext,
return ret;
}
/* Acquires the private key using the key provider info, retrieving info from
* the certificate if info is NULL. The acquired provider is returned in
* *phCryptProv, and the key spec for the provider is returned in *pdwKeySpec.
*/
static BOOL CRYPT_AcquirePrivateKeyFromProvInfo(PCCERT_CONTEXT pCert,
PCRYPT_KEY_PROV_INFO info, HCRYPTPROV *phCryptProv, DWORD *pdwKeySpec)
{
DWORD size = 0;
BOOL allocated = FALSE, ret = TRUE;
if (!info)
{
ret = CertGetCertificateContextProperty(pCert,
CERT_KEY_PROV_INFO_PROP_ID, 0, &size);
if (ret)
{
info = (PCRYPT_KEY_PROV_INFO)HeapAlloc(GetProcessHeap(), 0, size);
if (info)
{
ret = CertGetCertificateContextProperty(pCert,
CERT_KEY_PROV_INFO_PROP_ID, info, &size);
allocated = TRUE;
}
}
else
SetLastError(CRYPT_E_NO_KEY_PROPERTY);
}
if (ret)
{
ret = CryptAcquireContextW(phCryptProv, info->pwszContainerName,
info->pwszProvName, info->dwProvType, 0);
if (ret)
{
DWORD i;
for (i = 0; i < info->cProvParam; i++)
{
CryptSetProvParam(*phCryptProv,
info->rgProvParam[i].dwParam, info->rgProvParam[i].pbData,
info->rgProvParam[i].dwFlags);
}
*pdwKeySpec = info->dwKeySpec;
}
else
SetLastError(CRYPT_E_NO_KEY_PROPERTY);
}
if (allocated)
HeapFree(GetProcessHeap(), 0, info);
return ret;
}
BOOL WINAPI CryptAcquireCertificatePrivateKey(PCCERT_CONTEXT pCert,
DWORD dwFlags, void *pvReserved, HCRYPTPROV *phCryptProv, DWORD *pdwKeySpec,
BOOL *pfCallerFreeProv)
{
BOOL ret = FALSE, cache = FALSE;
PCRYPT_KEY_PROV_INFO info = NULL;
CERT_KEY_CONTEXT keyContext;
DWORD size;
TRACE("(%p, %08lx, %p, %p, %p, %p)\n", pCert, dwFlags, pvReserved,
phCryptProv, pdwKeySpec, pfCallerFreeProv);
if (dwFlags & CRYPT_ACQUIRE_USE_PROV_INFO_FLAG)
{
DWORD size = 0;
ret = CertGetCertificateContextProperty(pCert,
CERT_KEY_PROV_INFO_PROP_ID, 0, &size);
if (ret)
{
info = (PCRYPT_KEY_PROV_INFO)HeapAlloc(
GetProcessHeap(), 0, size);
ret = CertGetCertificateContextProperty(pCert,
CERT_KEY_PROV_INFO_PROP_ID, info, &size);
if (ret)
cache = info->dwFlags & CERT_SET_KEY_CONTEXT_PROP_ID;
}
}
else if (dwFlags & CRYPT_ACQUIRE_CACHE_FLAG)
cache = TRUE;
*phCryptProv = 0;
if (cache)
{
size = sizeof(keyContext);
ret = CertGetCertificateContextProperty(pCert, CERT_KEY_CONTEXT_PROP_ID,
&keyContext, &size);
if (ret)
{
*phCryptProv = keyContext.hCryptProv;
if (pdwKeySpec)
*pdwKeySpec = keyContext.dwKeySpec;
if (pfCallerFreeProv)
*pfCallerFreeProv = !cache;
}
}
if (!*phCryptProv)
{
ret = CRYPT_AcquirePrivateKeyFromProvInfo(pCert, info,
&keyContext.hCryptProv, &keyContext.dwKeySpec);
if (ret)
{
*phCryptProv = keyContext.hCryptProv;
if (pdwKeySpec)
*pdwKeySpec = keyContext.dwKeySpec;
if (cache)
{
keyContext.cbSize = sizeof(keyContext);
if (CertSetCertificateContextProperty(pCert,
CERT_KEY_CONTEXT_PROP_ID, 0, &keyContext))
{
if (pfCallerFreeProv)
*pfCallerFreeProv = FALSE;
}
}
else
{
if (pfCallerFreeProv)
*pfCallerFreeProv = TRUE;
}
}
}
HeapFree(GetProcessHeap(), 0, info);
return ret;
}
BOOL WINAPI CertCompareCertificate(DWORD dwCertEncodingType,
PCERT_INFO pCertId1, PCERT_INFO pCertId2)
{
@ -1743,7 +1869,7 @@ static void CRYPT_MakeCertInfo(PCERT_INFO info,
else
GetSystemTimeAsFileTime(&info->NotBefore);
if (pEndTime)
SystemTimeToFileTime(pStartTime, &info->NotAfter);
SystemTimeToFileTime(pEndTime, &info->NotAfter);
else
{
SYSTEMTIME endTime;

1
dlls/crypt32/crypt32.spec
View File

@ -95,6 +95,7 @@
@ stdcall CryptStringToBinaryA(str long long ptr ptr ptr ptr)
@ stub CryptStringToBinaryW # (wstr long long ptr ptr ptr ptr)
@ stub CryptAcquireContextU
@ stdcall CryptAcquireCertificatePrivateKey(ptr long ptr ptr ptr ptr)
@ stub CryptCloseAsyncHandle
@ stub CryptCreateAsyncHandle
@ stub CryptDecodeMessage

178
dlls/crypt32/tests/cert.c
View File

@ -1632,6 +1632,183 @@ static void testVerifySubjectCert(void)
CertFreeCertificateContext(context1);
}
static const BYTE privKey[] = {
0x07, 0x02, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x52, 0x53, 0x41, 0x32, 0x00,
0x02, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x79, 0x10, 0x1c, 0xd0, 0x6b, 0x10,
0x18, 0x30, 0x94, 0x61, 0xdc, 0x0e, 0xcb, 0x96, 0x4e, 0x21, 0x3f, 0x79, 0xcd,
0xa9, 0x17, 0x62, 0xbc, 0xbb, 0x61, 0x4c, 0xe0, 0x75, 0x38, 0x6c, 0xf3, 0xde,
0x60, 0x86, 0x03, 0x97, 0x65, 0xeb, 0x1e, 0x6b, 0xdb, 0x53, 0x85, 0xad, 0x68,
0x21, 0xf1, 0x5d, 0xe7, 0x1f, 0xe6, 0x53, 0xb4, 0xbb, 0x59, 0x3e, 0x14, 0x27,
0xb1, 0x83, 0xa7, 0x3a, 0x54, 0xe2, 0x8f, 0x65, 0x8e, 0x6a, 0x4a, 0xcf, 0x3b,
0x1f, 0x65, 0xff, 0xfe, 0xf1, 0x31, 0x3a, 0x37, 0x7a, 0x8b, 0xcb, 0xc6, 0xd4,
0x98, 0x50, 0x36, 0x67, 0xe4, 0xa1, 0xe8, 0x7e, 0x8a, 0xc5, 0x23, 0xf2, 0x77,
0xf5, 0x37, 0x61, 0x49, 0x72, 0x59, 0xe8, 0x3d, 0xf7, 0x60, 0xb2, 0x77, 0xca,
0x78, 0x54, 0x6d, 0x65, 0x9e, 0x03, 0x97, 0x1b, 0x61, 0xbd, 0x0c, 0xd8, 0x06,
0x63, 0xe2, 0xc5, 0x48, 0xef, 0xb3, 0xe2, 0x6e, 0x98, 0x7d, 0xbd, 0x4e, 0x72,
0x91, 0xdb, 0x31, 0x57, 0xe3, 0x65, 0x3a, 0x49, 0xca, 0xec, 0xd2, 0x02, 0x4e,
0x22, 0x7e, 0x72, 0x8e, 0xf9, 0x79, 0x84, 0x82, 0xdf, 0x7b, 0x92, 0x2d, 0xaf,
0xc9, 0xe4, 0x33, 0xef, 0x89, 0x5c, 0x66, 0x99, 0xd8, 0x80, 0x81, 0x47, 0x2b,
0xb1, 0x66, 0x02, 0x84, 0x59, 0x7b, 0xc3, 0xbe, 0x98, 0x45, 0x4a, 0x3d, 0xdd,
0xea, 0x2b, 0xdf, 0x4e, 0xb4, 0x24, 0x6b, 0xec, 0xe7, 0xd9, 0x0c, 0x45, 0xb8,
0xbe, 0xca, 0x69, 0x37, 0x92, 0x4c, 0x38, 0x6b, 0x96, 0x6d, 0xcd, 0x86, 0x67,
0x5c, 0xea, 0x54, 0x94, 0xa4, 0xca, 0xa4, 0x02, 0xa5, 0x21, 0x4d, 0xae, 0x40,
0x8f, 0x9d, 0x51, 0x83, 0xf2, 0x3f, 0x33, 0xc1, 0x72, 0xb4, 0x1d, 0x94, 0x6e,
0x7d, 0xe4, 0x27, 0x3f, 0xea, 0xff, 0xe5, 0x9b, 0xa7, 0x5e, 0x55, 0x8e, 0x0d,
0x69, 0x1c, 0x7a, 0xff, 0x81, 0x9d, 0x53, 0x52, 0x97, 0x9a, 0x76, 0x79, 0xda,
0x93, 0x32, 0x16, 0xec, 0x69, 0x51, 0x1a, 0x4e, 0xc3, 0xf1, 0x72, 0x80, 0x78,
0x5e, 0x66, 0x4a, 0x8d, 0x85, 0x2f, 0x3f, 0xb2, 0xa7 };
static const BYTE selfSignedCert[] = {
0x30, 0x82, 0x01, 0x1f, 0x30, 0x81, 0xce, 0xa0, 0x03, 0x02, 0x01, 0x02, 0x02,
0x10, 0xeb, 0x0d, 0x57, 0x2a, 0x9c, 0x09, 0xba, 0xa4, 0x4a, 0xb7, 0x25, 0x49,
0xd9, 0x3e, 0xb5, 0x73, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, 0x02, 0x1d,
0x05, 0x00, 0x30, 0x15, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x03,
0x13, 0x0a, 0x4a, 0x75, 0x61, 0x6e, 0x20, 0x4c, 0x61, 0x6e, 0x67, 0x00, 0x30,
0x1e, 0x17, 0x0d, 0x30, 0x36, 0x30, 0x36, 0x32, 0x39, 0x30, 0x35, 0x30, 0x30,
0x34, 0x36, 0x5a, 0x17, 0x0d, 0x30, 0x37, 0x30, 0x36, 0x32, 0x39, 0x31, 0x31,
0x30, 0x30, 0x34, 0x36, 0x5a, 0x30, 0x15, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03,
0x55, 0x04, 0x03, 0x13, 0x0a, 0x4a, 0x75, 0x61, 0x6e, 0x20, 0x4c, 0x61, 0x6e,
0x67, 0x00, 0x30, 0x5c, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x4b, 0x00, 0x30, 0x48, 0x02, 0x41,
0x00, 0xe2, 0x54, 0x3a, 0xa7, 0x83, 0xb1, 0x27, 0x14, 0x3e, 0x59, 0xbb, 0xb4,
0x53, 0xe6, 0x1f, 0xe7, 0x5d, 0xf1, 0x21, 0x68, 0xad, 0x85, 0x53, 0xdb, 0x6b,
0x1e, 0xeb, 0x65, 0x97, 0x03, 0x86, 0x60, 0xde, 0xf3, 0x6c, 0x38, 0x75, 0xe0,
0x4c, 0x61, 0xbb, 0xbc, 0x62, 0x17, 0xa9, 0xcd, 0x79, 0x3f, 0x21, 0x4e, 0x96,
0xcb, 0x0e, 0xdc, 0x61, 0x94, 0x30, 0x18, 0x10, 0x6b, 0xd0, 0x1c, 0x10, 0x79,
0x02, 0x03, 0x01, 0x00, 0x01, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, 0x02,
0x1d, 0x05, 0x00, 0x03, 0x41, 0x00, 0x25, 0x90, 0x53, 0x34, 0xd9, 0x56, 0x41,
0x5e, 0xdb, 0x7e, 0x01, 0x36, 0xec, 0x27, 0x61, 0x5e, 0xb7, 0x4d, 0x90, 0x66,
0xa2, 0xe1, 0x9d, 0x58, 0x76, 0xd4, 0x9c, 0xba, 0x2c, 0x84, 0xc6, 0x83, 0x7a,
0x22, 0x0d, 0x03, 0x69, 0x32, 0x1a, 0x6d, 0xcb, 0x0c, 0x15, 0xb3, 0x6b, 0xc7,
0x0a, 0x8c, 0xb4, 0x5c, 0x34, 0x78, 0xe0, 0x3c, 0x9c, 0xe9, 0xf3, 0x30, 0x9f,
0xa8, 0x76, 0x57, 0x92, 0x36 };
static void testAcquireCertPrivateKey(void)
{
BOOL ret;
PCCERT_CONTEXT cert;
HCRYPTPROV csp;
DWORD keySpec;
BOOL callerFree;
CRYPT_KEY_PROV_INFO keyProvInfo;
HCRYPTKEY key;
keyProvInfo.pwszContainerName = (LPWSTR)cspNameW;
keyProvInfo.pwszProvName = (LPWSTR)MS_DEF_PROV_W;
keyProvInfo.dwProvType = PROV_RSA_FULL;
keyProvInfo.dwFlags = 0;
keyProvInfo.cProvParam = 0;
keyProvInfo.rgProvParam = NULL;
keyProvInfo.dwKeySpec = AT_SIGNATURE;
CryptAcquireContextW(NULL, cspNameW, MS_DEF_PROV_W, PROV_RSA_FULL,
CRYPT_DELETEKEYSET);
cert = CertCreateCertificateContext(X509_ASN_ENCODING, selfSignedCert,
sizeof(selfSignedCert));
/* Crash
ret = CryptAcquireCertificatePrivateKey(NULL, 0, NULL, NULL, NULL, NULL);
ret = CryptAcquireCertificatePrivateKey(NULL, 0, NULL, NULL, NULL,
&callerFree);
ret = CryptAcquireCertificatePrivateKey(NULL, 0, NULL, NULL, &keySpec,
NULL);
ret = CryptAcquireCertificatePrivateKey(NULL, 0, NULL, &csp, NULL, NULL);
ret = CryptAcquireCertificatePrivateKey(NULL, 0, NULL, &csp, &keySpec,
&callerFree);
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, NULL, NULL, NULL);
*/
/* Missing private key */
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, &csp, NULL, NULL);
ok(!ret && GetLastError() == CRYPT_E_NO_KEY_PROPERTY,
"Expected CRYPT_E_NO_KEY_PROPERTY, got %08lx\n", GetLastError());
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, &csp, &keySpec,
&callerFree);
ok(!ret && GetLastError() == CRYPT_E_NO_KEY_PROPERTY,
"Expected CRYPT_E_NO_KEY_PROPERTY, got %08lx\n", GetLastError());
CertSetCertificateContextProperty(cert, CERT_KEY_PROV_INFO_PROP_ID, 0,
&keyProvInfo);
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, &csp, &keySpec,
&callerFree);
ok(!ret && GetLastError() == CRYPT_E_NO_KEY_PROPERTY,
"Expected CRYPT_E_NO_KEY_PROPERTY, got %08lx\n", GetLastError());
CryptAcquireContextW(&csp, cspNameW, MS_DEF_PROV_W, PROV_RSA_FULL,
CRYPT_NEWKEYSET);
ret = CryptImportKey(csp, (LPBYTE)privKey, sizeof(privKey), 0, 0, &key);
ok(ret, "CryptImportKey failed: %08lx\n", GetLastError());
if (ret)
{
HCRYPTPROV certCSP;
DWORD size;
CERT_KEY_CONTEXT keyContext;
/* Don't cache provider */
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, &certCSP,
&keySpec, &callerFree);
ok(ret, "CryptAcquireCertificatePrivateKey failed: %08lx\n",
GetLastError());
ok(callerFree, "Expected callerFree to be TRUE\n");
CryptReleaseContext(certCSP, 0);
ret = CryptAcquireCertificatePrivateKey(cert, 0, NULL, &certCSP,
NULL, NULL);
ok(ret, "CryptAcquireCertificatePrivateKey failed: %08lx\n",
GetLastError());
CryptReleaseContext(certCSP, 0);
/* Use the key prov info's caching (there shouldn't be any) */
ret = CryptAcquireCertificatePrivateKey(cert,
CRYPT_ACQUIRE_USE_PROV_INFO_FLAG, NULL, &certCSP, &keySpec,
&callerFree);
ok(ret, "CryptAcquireCertificatePrivateKey failed: %08lx\n",
GetLastError());
ok(callerFree, "Expected callerFree to be TRUE\n");
CryptReleaseContext(certCSP, 0);
/* Cache it (and check that it's cached) */
ret = CryptAcquireCertificatePrivateKey(cert,
CRYPT_ACQUIRE_CACHE_FLAG, NULL, &certCSP, &keySpec, &callerFree);
ok(ret, "CryptAcquireCertificatePrivateKey failed: %08lx\n",
GetLastError());
ok(!callerFree, "Expected callerFree to be FALSE\n");
size = sizeof(keyContext);
ret = CertGetCertificateContextProperty(cert, CERT_KEY_CONTEXT_PROP_ID,
&keyContext, &size);
ok(ret, "CertGetCertificateContextProperty failed: %08lx\n",
GetLastError());
/* Remove the cached provider */
CryptReleaseContext(keyContext.hCryptProv, 0);
CertSetCertificateContextProperty(cert, CERT_KEY_CONTEXT_PROP_ID, 0,
NULL);
/* Allow caching via the key prov info */
keyProvInfo.dwFlags = CERT_SET_KEY_CONTEXT_PROP_ID;
CertSetCertificateContextProperty(cert, CERT_KEY_PROV_INFO_PROP_ID, 0,
&keyProvInfo);
/* Now use the key prov info's caching */
ret = CryptAcquireCertificatePrivateKey(cert,
CRYPT_ACQUIRE_USE_PROV_INFO_FLAG, NULL, &certCSP, &keySpec,
&callerFree);
ok(ret, "CryptAcquireCertificatePrivateKey failed: %08lx\n",
GetLastError());
ok(!callerFree, "Expected callerFree to be FALSE\n");
size = sizeof(keyContext);
ret = CertGetCertificateContextProperty(cert, CERT_KEY_CONTEXT_PROP_ID,
&keyContext, &size);
ok(ret, "CertGetCertificateContextProperty failed: %08lx\n",
GetLastError());
CryptDestroyKey(key);
}
CryptReleaseContext(csp, 0);
CryptAcquireContextW(&csp, cspNameW, MS_DEF_PROV_W, PROV_RSA_FULL,
CRYPT_DELETEKEYSET);
CertFreeCertificateContext(cert);
}
START_TEST(cert)
{
init_function_pointers();
@ -1652,4 +1829,5 @@ START_TEST(cert)
testComparePublicKeyInfo();
testCompareCert();
testVerifySubjectCert();
testAcquireCertPrivateKey();
}

10
include/wincrypt.h
View File

@ -2560,6 +2560,12 @@ typedef struct _CRL_FIND_ISSUED_FOR_PARA
#define CERT_CREATE_SELFSIGN_NO_SIGN 1
#define CERT_CREATE_SELFSIGN_NO_KEY_INFO 2
/* flags for CryptAcquireCertificatePrivateKey */
#define CRYPT_ACQUIRE_CACHE_FLAG 0x00000001
#define CRYPT_ACQUIRE_USE_PROV_INFO_FLAG 0x00000002
#define CRYPT_ACQUIRE_COMPARE_KEY_FLAG 0x00000004
#define CRYPT_ACQUIRE_SILENT_FLAG 0x00000040
/* function declarations */
/* advapi32.dll */
BOOL WINAPI CryptAcquireContextA(HCRYPTPROV *phProv, LPCSTR pszContainer,
@ -2982,6 +2988,10 @@ BOOL WINAPI CryptImportPublicKeyInfoEx(HCRYPTPROV hCryptProv,
DWORD dwCertEncodingType, PCERT_PUBLIC_KEY_INFO pInfo, ALG_ID aiKeyAlg,
DWORD dwFlags, void *pvAuxInfo, HCRYPTKEY *phKey);
BOOL WINAPI CryptAcquireCertificatePrivateKey(PCCERT_CONTEXT pCert,
DWORD dwFlags, void *pvReserved, HCRYPTPROV *phCryptProv, DWORD *pdwKeySpec,
BOOL *pfCallerFreeProv);
BOOL WINAPI CryptProtectData( DATA_BLOB* pDataIn, LPCWSTR szDataDescr,
DATA_BLOB* pOptionalEntropy, PVOID pvReserved,
CRYPTPROTECT_PROMPTSTRUCT* pPromptStruct, DWORD dwFlags, DATA_BLOB* pDataOut );