Initialise (or reinitialise) a caller‐owned GCM128_CONTEXT.
Synopsis
Declared in <openssl/modes.h>
void
CRYPTO_gcm128_init(
GCM128_CONTEXT* ctx,
void* key,
block128_f block);Parameters
Name |
Description |
ctx |
Context storage to initialise. |
key |
Cipher‐specific expanded key for |
block |
Block‐encrypt function used for GHASH key derivation and CTR. |
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