Encrypt plaintext in GCM using a 32‐bit CTR stream acceleration callback.

Synopsis

Declared in <openssl/modes.h>

int
CRYPTO_gcm128_encrypt_ctr32(
    GCM128_CONTEXT* ctx,
    unsigned char const* in,
    unsigned char* out,
    size_t len,
    ctr128_f stream);

Return Value

1 on success, or 0 on failure.

Parameters

Name

Description

ctx

GCM context ready for encryption.

in

Plaintext bytes of length len.

out

Ciphertext buffer of length len (may equal in).

len

Number of bytes to encrypt.

stream

Multi‐block CTR function for the underlying cipher.

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