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Abstract out verify logic for fe_sqr

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This commit is contained in:
Pieter Wuille
2022-01-28 18:42:47 -05:00
parent 4c25f6efbd
commit 6ab35082ef
4 changed files with 20 additions and 22 deletions
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10
src/field_impl.h
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@@ -300,6 +300,16 @@ SECP256K1_INLINE static void secp256k1_fe_mul(secp256k1_fe *r, const secp256k1_f
r->normalized = 0;
secp256k1_fe_verify(r);
}
static void secp256k1_fe_impl_sqr(secp256k1_fe *r, const secp256k1_fe *a);
SECP256K1_INLINE static void secp256k1_fe_sqr(secp256k1_fe *r, const secp256k1_fe *a) {
secp256k1_fe_verify(a);
VERIFY_CHECK(a->magnitude <= 8);
secp256k1_fe_impl_sqr(r, a);
r->magnitude = 1;
r->normalized = 0;
secp256k1_fe_verify(r);
}
#endif /* defined(VERIFY) */
#endif /* SECP256K1_FIELD_IMPL_H */