Insert data at the front of a generic OPENSSL_STACK.
Declared in <openssl/stack.h>
int
OPENSSL_sk_unshift(
OPENSSL_STACK* st,
void const* data);
Number of elements after the insert, or 0 on failure.
| Name | Description |
|---|---|
| st | Stack to modify. |
| data | Element pointer to store at index 0. |