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Add note about context size.

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This commit is contained in:
Stephen Heumann 2017-06-28 01:26:24 -05:00
parent d4baf7dbe4
commit f60585cc3e
1 changed files with 5 additions and 1 deletions
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6
aes.h
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@ -21,7 +21,11 @@ struct aes_context {
unsigned char reserved2[16*13];
};
/* The context structure must be in bank 0, preferably page-aligned. */
/*
* The context structure must be in bank 0, preferably page-aligned.
* Note that a 256-byte (one page) context structure is sufficient for
* AES-128 and AES-192. The full length is needed only for AES-256.
*/
/*
* AES key expansion functions