crypto_aead_aes256gcm_MESSAGEBYTES_MAX

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
@nogc nothrow extern (C)
enum crypto_aead_aes256gcm_MESSAGEBYTES_MAX = SODIUM_MIN(SODIUM_SIZE_MAX - crypto_aead_aes256gcm_ABYTES, 16UL * ((1UL << 32) - 2UL));

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