Add a descriptive comment for secp256k1_ecmult_const.

This commit is contained in:
Gregory Maxwell 2019-06-04 01:52:44 +00:00
parent d0d738d32d
commit ee9e68cd30
1 changed files with 5 additions and 2 deletions

View File

@ -10,8 +10,11 @@
#include "scalar.h"
#include "group.h"
/* Here `bits` should be set to the maximum bitlength of the _absolute value_ of `q`, plus
* one because we internally sometimes add 2 to the number during the WNAF conversion. */
/**
* Multiply: R = q*A (in constant-time)
* Here `bits` should be set to the maximum bitlength of the _absolute value_ of `q`, plus
* one because we internally sometimes add 2 to the number during the WNAF conversion.
*/
static void secp256k1_ecmult_const(secp256k1_gej *r, const secp256k1_ge *a, const secp256k1_scalar *q, int bits);
#endif /* SECP256K1_ECMULT_CONST_H */