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Improve documentation of internal function

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Manuel Pégourié-Gonnard 2019-10-31 13:02:03 +01:00
parent d5e503ec33
commit 86c4f81408
1 changed files with 5 additions and 1 deletions
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6
tinycrypt/ecc.c
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@ -253,7 +253,11 @@ static void uECC_vli_rshift1(uECC_word_t *vli, wordcount_t num_words)
}
}
/* Compute (r2, r1, r0) = a * b + (r1, r0):
/* Compute a * b + r, where r is a double-word with high-order word r1 and
* low-order word r0, and store the result in the same double-word (r1, r0),
* with the carry bit stored in r2.
*
* (r2, r1, r0) = a * b + (r1, r0):
* [in] a, b: operands to be multiplied
* [in] r0, r1: low and high-order words of operand to add
* [out] r0, r1: low and high-order words of the result