Function‐pointer type for a type‐erased ASN.1 DER decoder (d2i_*).
Synopsis
Declared in <openssl/asn1.h>
typedef void* d2i_of_void(void**, unsigned char const**, long);Return Value
Decoded object pointer, or NULL on error.
Parameters
Name |
Description |
a |
Optional destination pointer updated to the decoded object, or NULL. |
in |
Address of a pointer to the DER input; advanced past the decoded value. |
len |
Number of bytes available at *`in.` |
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