This structure is used in encoding and decoding extensions for subject or issuer certificates.
The CryptDecodeObject function creates an instance of this structure when performed on a CERT_EXTENSION structure's Value member with the structure's pszObjId member set to szOID_SUBJECT_ALT_NAME or szOID_ISSUER_ALT_NAME.
An instance of this structure can be used as input to the CryptEncodeObject function to create an appropriate CERT_EXTENSION structure.
Number of elements in the rgAltEntry array.
Pointer to an array of CERT_ALT_NAME_ENTRY structures.