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C++ CryptMemFree函数代码示例

本文整理汇总了C++中CryptMemFree函数的典型用法代码示例。如果您正苦于以下问题：C++ CryptMemFree函数的具体用法？C++ CryptMemFree怎么用？C++ CryptMemFree使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了CryptMemFree函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: main

void __cdecl main(void)
{
	//-------------------------------------------------------------------
	// Pointer to a certificate. 

	PCCERT_CONTEXT pCertContext = NULL; 

	//-------------------------------------------------------------------
	// Declare and Initialize variables 
	DWORD cbData = 0;
	BYTE* pbData = NULL;
	LPWSTR pwszMimeType = NULL;

	//-------------------------------------------------------------------
	// Use the helper function to get the certificate which has a logotype
	// extension

	pCertContext = MyGetCertificate();

	if(pCertContext == NULL)
	{
		MyHandleError( L"The certificate with logotype extension not found.\n");
		goto done;
	}

	//-------------------------------------------------------------------
	// This API allocates memory for pbData and pwszMimeType which has to be freed 
	// by calling CryptMemFree()
	if(!CertRetrieveLogoOrBiometricInfo(
					pCertContext,
					CERT_RETRIEVE_ISSUER_LOGO,	  
					0,                            // Retrieval Flags
					RETRIEVAL_TIMEOUT,            // TimeOut in milliseconds
					0,                            // dwFlags : reserved
					NULL,                         // Reserved for future use
					&pbData,					   
					&cbData,
					&pwszMimeType
					))
	{
		MyHandleError( L"CertRetrieveLogoOrBiometricInfo failed.\n");
	}
	else
	{
		wprintf( L"Successfully retrieved logo information \n");  
	}
	//-------------------------------------------------------------------
	// Clean up. 
done:
	if(pwszMimeType)
		CryptMemFree(pwszMimeType);

	if(pbData)
		CryptMemFree(pbData);

	if(pCertContext)
		CertFreeCertificateContext(pCertContext);

} //end Main
开发者ID:Ippei-Murofushi，项目名称:WindowsSDK7-Samples，代码行数:59，代码来源:logotypes.cpp

示例2: CTLDataContext_Free

static void CTLDataContext_Free(void *context)
{
    PCTL_CONTEXT ctlContext = context;

    CryptMsgClose(ctlContext->hCryptMsg);
    CryptMemFree(ctlContext->pbCtlEncoded);
    CryptMemFree(ctlContext->pbCtlContext);
    LocalFree(ctlContext->pCtlInfo);
}
开发者ID:MichaelMcDonnell，项目名称:wine，代码行数:9，代码来源:ctl.c

示例3: test_cryptAllocate

static void test_cryptAllocate(void)
{
    LPVOID buf;

    buf = CryptMemAlloc(0);
    ok(buf != NULL, "CryptMemAlloc failed: %08x\n", GetLastError());
    CryptMemFree(buf);
    /* CryptMemRealloc(NULL, 0) fails pre-Vista */
    buf = CryptMemAlloc(0);
    buf = CryptMemRealloc(buf, 1);
    ok(buf != NULL, "CryptMemRealloc failed: %08x\n", GetLastError());
    CryptMemFree(buf);
}
开发者ID:hoangduit，项目名称:reactos，代码行数:13，代码来源:main.c

示例4: import_base64_certs_from_fp

/* Reads any base64-encoded certificates present in fp and adds them to store.
 * Returns TRUE if any certificates were successfully imported.
 */
static BOOL import_base64_certs_from_fp(FILE *fp, HCERTSTORE store)
{
    char line[1024];
    BOOL in_cert = FALSE;
    struct DynamicBuffer saved_cert = { 0, 0, NULL };
    int num_certs = 0;

    TRACE("\n");
    while (fgets(line, sizeof(line), fp))
    {
        static const char header[] = "-----BEGIN CERTIFICATE-----";
        static const char trailer[] = "-----END CERTIFICATE-----";

        if (!strncmp(line, header, strlen(header)))
        {
            TRACE("begin new certificate\n");
            in_cert = TRUE;
            reset_buffer(&saved_cert);
        }
        else if (!strncmp(line, trailer, strlen(trailer)))
        {
            DWORD size;

            TRACE("end of certificate, adding cert\n");
            in_cert = FALSE;
            if (CryptStringToBinaryA((char *)saved_cert.data, saved_cert.used,
             CRYPT_STRING_BASE64, NULL, &size, NULL, NULL))
            {
                LPBYTE buf = CryptMemAlloc(size);

                if (buf)
                {
                    CryptStringToBinaryA((char *)saved_cert.data,
                     saved_cert.used, CRYPT_STRING_BASE64, buf, &size, NULL,
                     NULL);
                    if (CertAddEncodedCertificateToStore(store,
                     X509_ASN_ENCODING, buf, size, CERT_STORE_ADD_NEW, NULL))
                        num_certs++;
                    CryptMemFree(buf);
                }
            }
        }
        else if (in_cert)
            add_line_to_buffer(&saved_cert, line);
    }
    CryptMemFree(saved_cert.data);
    TRACE("Read %d certs\n", num_certs);
    return num_certs > 0;
}
开发者ID:WASSUM，项目名称:longene_travel，代码行数:52，代码来源:rootstore.c

示例5: CryptMemAlloc

context_t *Context_CreateDataContext(size_t contextSize, const context_vtbl_t *vtbl, WINECRYPT_CERTSTORE *store)
{
    context_t *context;

    context = CryptMemAlloc(sizeof(context_t) + contextSize);
    if (!context)
        return NULL;

    context->properties = ContextPropertyList_Create();
    if (!context->properties)
    {
        CryptMemFree(context);
        return NULL;
    }

    context->vtbl = vtbl;
    context->ref = 1;
    context->linked = NULL;

    store->vtbl->addref(store);
    context->store = store;

    TRACE("returning %p\n", context);
    return context;
}
开发者ID:GYGit，项目名称:reactos，代码行数:25，代码来源:context.c

示例6: import_certs_from_dir

/* Opens path, which must be a directory, and imports certificates from every
 * file in the directory into store.
 * Returns TRUE if any certificates were successfully imported.
 */
static BOOL import_certs_from_dir(LPCSTR path, HCERTSTORE store)
{
    BOOL ret = FALSE;
    DIR *dir;

    TRACE("(%s, %p)\n", debugstr_a(path), store);

    dir = opendir(path);
    if (dir)
    {
        size_t bufsize = strlen(path) + 1 + PATH_MAX + 1;
        char *filebuf = CryptMemAlloc(bufsize);

        if (filebuf)
        {
            struct dirent *entry;
            while ((entry = readdir(dir)))
            {
                if (strcmp(entry->d_name, ".") && strcmp(entry->d_name, ".."))
                {
                    snprintf(filebuf, bufsize, "%s/%s", path, entry->d_name);
                    if (import_certs_from_path(filebuf, store, FALSE) && !ret)
                        ret = TRUE;
                }
            }
            closedir(dir);
            CryptMemFree(filebuf);
        }
    }
    return ret;
}
开发者ID:WASSUM，项目名称:longene_travel，代码行数:35，代码来源:rootstore.c

示例7: CertStrToNameA

BOOL WINAPI CertStrToNameA(DWORD dwCertEncodingType, LPCSTR pszX500,
 DWORD dwStrType, void *pvReserved, BYTE *pbEncoded, DWORD *pcbEncoded,
 LPCSTR *ppszError)
{
    LPWSTR x500, errorStr;
    BOOL ret;
    int len;

    TRACE("(%08lx, %s, %08lx, %p, %p, %p, %p)\n", dwCertEncodingType,
     debugstr_a(pszX500), dwStrType, pvReserved, pbEncoded, pcbEncoded,
     ppszError);

    len = MultiByteToWideChar(CP_ACP, 0, pszX500, -1, NULL, 0);
    x500 = CryptMemAlloc(len * sizeof(WCHAR));
    if (x500)
    {
        MultiByteToWideChar(CP_ACP, 0, pszX500, -1, x500, len);
        ret = CertStrToNameW(dwCertEncodingType, x500, dwStrType, pvReserved,
         pbEncoded, pcbEncoded, ppszError ? (LPCWSTR *)&errorStr : NULL);
        if (ppszError)
        {
            DWORD i;

            *ppszError = pszX500;
            for (i = 0; i < errorStr - x500; i++)
                CharNextA(*ppszError);
        }
        CryptMemFree(x500);
    }
    else
        ret = FALSE;
    return ret;
}
开发者ID:howard5888，项目名称:wineT，代码行数:33，代码来源:str.c

示例8: CRYPT_SerializeContextsToStream

static BOOL CRYPT_SerializeContextsToStream(SerializedOutputFunc output,
 void *handle, const WINE_CONTEXT_INTERFACE *contextInterface, HCERTSTORE store)
{
    const void *context = NULL;
    BOOL ret;

    do {
        context = contextInterface->enumContextsInStore(store, context);
        if (context)
        {
            DWORD size = 0;
            LPBYTE buf = NULL;

            ret = contextInterface->serialize(context, 0, NULL, &size);
            if (size)
                buf = CryptMemAlloc(size);
            if (buf)
            {
                ret = contextInterface->serialize(context, 0, buf, &size);
                if (ret)
                    ret = output(handle, buf, size);
            }
            CryptMemFree(buf);
        }
        else
            ret = TRUE;
    } while (ret && context != NULL);
    if (context)
        contextInterface->free(context);
    return ret;
}
开发者ID:Fredz66，项目名称:wine，代码行数:31，代码来源:serialize.c

示例9: CRL_free

static void CRL_free(context_t *context)
{
    crl_t *crl = (crl_t*)context;

    CryptMemFree(crl->ctx.pbCrlEncoded);
    LocalFree(crl->ctx.pCrlInfo);
}
开发者ID:AlexSteel，项目名称:wine，代码行数:7，代码来源:crl.c

示例10: CRYPT_FileCloseStore

static void WINAPI CRYPT_FileCloseStore(HCERTSTORE hCertStore, DWORD dwFlags)
{
    PWINE_FILESTOREINFO store = hCertStore;

    TRACE("(%p, %08x)\n", store, dwFlags);
    if (store->dirty)
        CertSaveStore(store->memStore, X509_ASN_ENCODING | PKCS_7_ASN_ENCODING,
         store->type, CERT_STORE_SAVE_TO_FILE, store->file, 0);
    CloseHandle(store->file);
    CryptMemFree(store);
}
开发者ID:AmesianX，项目名称:RosWine，代码行数:11，代码来源:filestore.c

示例11: CertStrToNameA

BOOL WINAPI CertStrToNameA(DWORD dwCertEncodingType, LPCSTR pszX500,
 DWORD dwStrType, void *pvReserved, BYTE *pbEncoded, DWORD *pcbEncoded,
 LPCSTR *ppszError)
{
    BOOL ret;
    int len;

    TRACE("(%08x, %s, %08x, %p, %p, %p, %p)\n", dwCertEncodingType,
     debugstr_a(pszX500), dwStrType, pvReserved, pbEncoded, pcbEncoded,
     ppszError);

    len = MultiByteToWideChar(CP_ACP, 0, pszX500, -1, NULL, 0);
    if (len)
    {
        LPWSTR x500, errorStr;

        if ((x500 = CryptMemAlloc(len * sizeof(WCHAR))))
        {
            MultiByteToWideChar(CP_ACP, 0, pszX500, -1, x500, len);
            ret = CertStrToNameW(dwCertEncodingType, x500, dwStrType,
             pvReserved, pbEncoded, pcbEncoded,
             ppszError ? (LPCWSTR *)&errorStr : NULL);
            if (ppszError)
            {
                if (!ret)
                {
                    DWORD i;

                    *ppszError = pszX500;
                    for (i = 0; i < errorStr - x500; i++)
                        *ppszError = CharNextA(*ppszError);
                }
                else
                    *ppszError = NULL;
            }
            CryptMemFree(x500);
        }
        else
        {
            SetLastError(ERROR_OUTOFMEMORY);
            ret = FALSE;
        }
    }
    else
    {
        SetLastError(CRYPT_E_INVALID_X500_STRING);
        if (ppszError)
            *ppszError = pszX500;
        ret = FALSE;
    }
    return ret;
}
开发者ID:WASSUM，项目名称:longene_travel，代码行数:52，代码来源:str.c

示例12: CRYPT_EncodeValueWithType

/* Encodes the string represented by value as the string type type into the
 * CERT_NAME_BLOB output.  If there is an error and ppszError is not NULL,
 * *ppszError is set to the first failing character.  If there is no error,
 * output's pbData must be freed with LocalFree.
 */
static BOOL CRYPT_EncodeValueWithType(DWORD dwCertEncodingType,
 const struct X500TokenW *value, PCERT_NAME_BLOB output, DWORD type,
 LPCWSTR *ppszError)
{
    CERT_NAME_VALUE nameValue = { type, { 0, NULL } };
    BOOL ret = TRUE;

    if (value->end > value->start)
    {
        nameValue.Value.pbData = CryptMemAlloc((value->end - value->start) *
         sizeof(WCHAR));
        if (!nameValue.Value.pbData)
        {
            SetLastError(ERROR_OUTOFMEMORY);
            ret = FALSE;
        }
    }
    if (ret)
    {
        if (value->end > value->start)
        {
            DWORD i;
            LPWSTR ptr = (LPWSTR)nameValue.Value.pbData;

            for (i = 0; i < value->end - value->start; i++)
            {
                *ptr++ = value->start[i];
                if (value->start[i] == '"')
                    i++;
            }
            nameValue.Value.cbData = (LPBYTE)ptr - nameValue.Value.pbData;
        }
        ret = CryptEncodeObjectEx(dwCertEncodingType, X509_UNICODE_NAME_VALUE,
         &nameValue, CRYPT_ENCODE_ALLOC_FLAG, NULL, &output->pbData,
         &output->cbData);
        if (!ret && ppszError)
        {
            if (type == CERT_RDN_NUMERIC_STRING &&
             GetLastError() == CRYPT_E_INVALID_NUMERIC_STRING)
                *ppszError = value->start + output->cbData;
            else if (type == CERT_RDN_PRINTABLE_STRING &&
             GetLastError() == CRYPT_E_INVALID_PRINTABLE_STRING)
                *ppszError = value->start + output->cbData;
            else if (type == CERT_RDN_IA5_STRING &&
             GetLastError() == CRYPT_E_INVALID_IA5_STRING)
                *ppszError = value->start + output->cbData;
        }
        CryptMemFree(nameValue.Value.pbData);
    }
    return ret;
}
开发者ID:WASSUM，项目名称:longene_travel，代码行数:56，代码来源:str.c

示例13: Context_Free

void Context_Free(context_t *context)
{
    TRACE("(%p)\n", context);

    assert(!context->ref);

    if (!context->linked) {
        ContextPropertyList_Free(context->properties);
        context->vtbl->free(context);
    }else {
        Context_Release(context->linked);
    }

    CryptMemFree(context);
}
开发者ID:GYGit，项目名称:reactos，代码行数:15，代码来源:context.c

示例14: CRYPT_ReadBlobFromFile

static BOOL CRYPT_ReadBlobFromFile(HANDLE file, PCERT_BLOB blob)
{
    BOOL ret = TRUE;

    blob->cbData = GetFileSize(file, NULL);
    if (blob->cbData)
    {
        blob->pbData = CryptMemAlloc(blob->cbData);
        if (blob->pbData)
        {
            DWORD read;

            ret = ReadFile(file, blob->pbData, blob->cbData, &read, NULL) && read == blob->cbData;
            if (!ret) CryptMemFree(blob->pbData);
        }
    }
    return ret;
}
开发者ID:Barrell，项目名称:wine，代码行数:18，代码来源:filestore.c

示例15: CertCreateCRLContext

PCCRL_CONTEXT WINAPI CertCreateCRLContext(DWORD dwCertEncodingType,
 const BYTE* pbCrlEncoded, DWORD cbCrlEncoded)
{
    PCRL_CONTEXT crl = NULL;
    BOOL ret;
    PCRL_INFO crlInfo = NULL;
    DWORD size = 0;

    TRACE("(%08x, %p, %d)\n", dwCertEncodingType, pbCrlEncoded,
     cbCrlEncoded);

    if ((dwCertEncodingType & CERT_ENCODING_TYPE_MASK) != X509_ASN_ENCODING)
    {
        SetLastError(E_INVALIDARG);
        return NULL;
    }
    ret = CryptDecodeObjectEx(dwCertEncodingType, X509_CERT_CRL_TO_BE_SIGNED,
     pbCrlEncoded, cbCrlEncoded, CRYPT_DECODE_ALLOC_FLAG, NULL,
     &crlInfo, &size);
    if (ret)
    {
        BYTE *data = NULL;

        crl = Context_CreateDataContext(sizeof(CRL_CONTEXT));
        if (!crl)
            goto end;
        data = CryptMemAlloc(cbCrlEncoded);
        if (!data)
        {
            CryptMemFree(crl);
            crl = NULL;
            goto end;
        }
        memcpy(data, pbCrlEncoded, cbCrlEncoded);
        crl->dwCertEncodingType = dwCertEncodingType;
        crl->pbCrlEncoded       = data;
        crl->cbCrlEncoded       = cbCrlEncoded;
        crl->pCrlInfo           = crlInfo;
        crl->hCertStore         = 0;
    }

end:
    return crl;
}
开发者ID:MichaelMcDonnell，项目名称:wine，代码行数:44，代码来源:crl.c


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