diff options
Diffstat (limited to 'src/ext/ed25519/ref10/fe_tobytes.c')
-rw-r--r-- | src/ext/ed25519/ref10/fe_tobytes.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/src/ext/ed25519/ref10/fe_tobytes.c b/src/ext/ed25519/ref10/fe_tobytes.c index 0a63baf9c1..3c7f389622 100644 --- a/src/ext/ed25519/ref10/fe_tobytes.c +++ b/src/ext/ed25519/ref10/fe_tobytes.c @@ -65,16 +65,16 @@ void fe_tobytes(unsigned char *s,const fe h) h0 += 19 * q; /* Goal: Output h-2^255 q, which is between 0 and 2^255-20. */ - carry0 = h0 >> 26; h1 += carry0; h0 -= carry0 << 26; - carry1 = h1 >> 25; h2 += carry1; h1 -= carry1 << 25; - carry2 = h2 >> 26; h3 += carry2; h2 -= carry2 << 26; - carry3 = h3 >> 25; h4 += carry3; h3 -= carry3 << 25; - carry4 = h4 >> 26; h5 += carry4; h4 -= carry4 << 26; - carry5 = h5 >> 25; h6 += carry5; h5 -= carry5 << 25; - carry6 = h6 >> 26; h7 += carry6; h6 -= carry6 << 26; - carry7 = h7 >> 25; h8 += carry7; h7 -= carry7 << 25; - carry8 = h8 >> 26; h9 += carry8; h8 -= carry8 << 26; - carry9 = h9 >> 25; h9 -= carry9 << 25; + carry0 = h0 >> 26; h1 += carry0; h0 -= SHL32(carry0,26); + carry1 = h1 >> 25; h2 += carry1; h1 -= SHL32(carry1,25); + carry2 = h2 >> 26; h3 += carry2; h2 -= SHL32(carry2,26); + carry3 = h3 >> 25; h4 += carry3; h3 -= SHL32(carry3,25); + carry4 = h4 >> 26; h5 += carry4; h4 -= SHL32(carry4,26); + carry5 = h5 >> 25; h6 += carry5; h5 -= SHL32(carry5,25); + carry6 = h6 >> 26; h7 += carry6; h6 -= SHL32(carry6,26); + carry7 = h7 >> 25; h8 += carry7; h7 -= SHL32(carry7,25); + carry8 = h8 >> 26; h9 += carry8; h8 -= SHL32(carry8,26); + carry9 = h9 >> 25; h9 -= SHL32(carry9,25); /* h10 = carry9 */ /* @@ -87,32 +87,32 @@ void fe_tobytes(unsigned char *s,const fe h) s[0] = h0 >> 0; s[1] = h0 >> 8; s[2] = h0 >> 16; - s[3] = (h0 >> 24) | (h1 << 2); + s[3] = (h0 >> 24) | SHL32(h1,2); s[4] = h1 >> 6; s[5] = h1 >> 14; - s[6] = (h1 >> 22) | (h2 << 3); + s[6] = (h1 >> 22) | SHL32(h2,3); s[7] = h2 >> 5; s[8] = h2 >> 13; - s[9] = (h2 >> 21) | (h3 << 5); + s[9] = (h2 >> 21) | SHL32(h3,5); s[10] = h3 >> 3; s[11] = h3 >> 11; - s[12] = (h3 >> 19) | (h4 << 6); + s[12] = (h3 >> 19) | SHL32(h4,6); s[13] = h4 >> 2; s[14] = h4 >> 10; s[15] = h4 >> 18; s[16] = h5 >> 0; s[17] = h5 >> 8; s[18] = h5 >> 16; - s[19] = (h5 >> 24) | (h6 << 1); + s[19] = (h5 >> 24) | SHL32(h6,1); s[20] = h6 >> 7; s[21] = h6 >> 15; - s[22] = (h6 >> 23) | (h7 << 3); + s[22] = (h6 >> 23) | SHL32(h7,3); s[23] = h7 >> 5; s[24] = h7 >> 13; - s[25] = (h7 >> 21) | (h8 << 4); + s[25] = (h7 >> 21) | SHL32(h8,4); s[26] = h8 >> 4; s[27] = h8 >> 12; - s[28] = (h8 >> 20) | (h9 << 6); + s[28] = (h8 >> 20) | SHL32(h9,6); s[29] = h9 >> 2; s[30] = h9 >> 10; s[31] = h9 >> 18; |