Commit 960718f9 authored by Israël Hallé's avatar Israël Hallé
Browse files

Use BN_div instead of BN_mod 

BN_mod is not available on all plateform and can be replaced by BN_div
with dv set as NULL.
parent 182ec4a6

src/bn/mod.rs

+1 −2
Original line number Diff line number Diff line
@@ -34,7 +34,6 @@ extern { 
    fn BN_mul(r: *mut BIGNUM, a: *mut BIGNUM, b: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_sqr(r: *mut BIGNUM, a: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_div(dv: *mut BIGNUM, rem: *mut BIGNUM, a: *mut BIGNUM, b: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_mod(rem: *mut BIGNUM, a: *mut BIGNUM, m: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_nnmod(rem: *mut BIGNUM, a: *mut BIGNUM, m: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_mod_add(r: *mut BIGNUM, a: *mut BIGNUM, b: *mut BIGNUM, m: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;

    fn BN_mod_sub(r: *mut BIGNUM, a: *mut BIGNUM, b: *mut BIGNUM, m: *mut BIGNUM, ctx: *mut BN_CTX) -> c_int;
@@ -356,7 +355,7 @@ impl BigNum { 


    pub fn checked_mod(&self, a: &BigNum) -> Result<BigNum, SslError> {

        unsafe {

            with_bn_in_ctx!(r, ctx, { BN_mod(r.raw(), self.raw(), a.raw(), ctx) == 1 })

            with_bn_in_ctx!(r, ctx, { BN_div(ptr::mut_null(), r.raw(), self.raw(), a.raw(), ctx) == 1 })

        }

    }