Do not count the overhead in xchacha20poly1305_MESSAGEBYTES_MAX

This commit is contained in:
Frank Denis 2018-09-12 08:18:42 +02:00
parent 04a7ab95f2
commit bea8839c6b

View File

@ -30,7 +30,8 @@ SODIUM_EXPORT
size_t crypto_secretstream_xchacha20poly1305_keybytes(void);
#define crypto_secretstream_xchacha20poly1305_MESSAGEBYTES_MAX \
SODIUM_MIN(SODIUM_SIZE_MAX, ((1ULL << 32) - 2ULL) * 64ULL)
SODIUM_MIN(SODIUM_SIZE_MAX - crypto_secretstream_xchacha20poly1305_ABYTES, \
(64ULL * (1ULL << 32) - 2ULL))
SODIUM_EXPORT
size_t crypto_secretstream_xchacha20poly1305_messagebytes_max(void);