Decode an X.509v3 extension value from DER.
Declared in <openssl/x509v3.h>
typedef void*(* X509V3_EXT_D2I)(void*, unsigned char const**, long);Extension-specific value, or NULL on error.
| Name | Description |
|---|---|
| ext | Optional existing extension value to reuse, or NULL to allocate. |
| in | Address of a pointer to the DER input; advanced past the decoded value. |
| len | Number of bytes available at *in. |