本文整理汇总了C++中SecPointer::copyFirstFieldValue方法的典型用法代码示例。如果您正苦于以下问题：C++ SecPointer::copyFirstFieldValue方法的具体用法？C++ SecPointer::copyFirstFieldValue怎么用？C++ SecPointer::copyFirstFieldValue使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SecPointer的用法示例。
在下文中一共展示了SecPointer::copyFirstFieldValue方法的1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: copyIssuerAndSerial
/*
* Obtain non-normalized issuer and serial number for specified cert, both
* returned as CFDataRefs owned by caller.
*/
void TrustSettings::copyIssuerAndSerial(
SecCertificateRef certRef,
CFDataRef *issuer, /* optional, RETURNED */
CFDataRef *serial) /* RETURNED */
{
SecPointer<Certificate> cert = Certificate::required(certRef);
CSSM_DATA_PTR fieldVal;
if(issuer != NULL) {
fieldVal = cert->copyFirstFieldValue(CSSMOID_X509V1IssuerNameStd);
*issuer = CFDataCreate(NULL, fieldVal->Data, fieldVal->Length);
cert->releaseFieldValue(CSSMOID_X509V1IssuerNameStd, fieldVal);
}
fieldVal = cert->copyFirstFieldValue(CSSMOID_X509V1SerialNumber);
*serial = CFDataCreate(NULL, fieldVal->Data, fieldVal->Length);
cert->releaseFieldValue(CSSMOID_X509V1SerialNumber, fieldVal);
}