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Merge pull request #5562 from SparkiDev/sp_int_521_fix

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SP int: fix for SP_INT_DIGITS calc
This commit is contained in:
David Garske
2022-09-07 07:12:01 -07:00
committed by GitHub
parent 12680a967a 1fe9f2d894
commit bc1fca8c85
1 changed files with 2 additions and 2 deletions
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4
wolfssl/wolfcrypt/sp_int.h
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@ -425,10 +425,10 @@ typedef struct sp_ecc_ctx {
* numbers in bits that will be used.
* Double the size to hold multiplication result.
* Add one to accommodate extra digit used by sp_mul(), sp_mulmod(),
* sp_sqr(), and sp_sqrmod().
* sp_sqr(), sp_sqrmod() and sp_mont_red().
*/
#define SP_INT_DIGITS \
(((SP_INT_BITS * 2 + SP_WORD_SIZE - 1) / SP_WORD_SIZE) + 1)
(((SP_INT_BITS + SP_WORD_SIZE - 1) / SP_WORD_SIZE) * 2 + 1)
#endif
#ifndef SP_INT_MAX_BITS