From b72e3da0ec1f47e4a7911a4c06dc92e78c646607 Mon Sep 17 00:00:00 2001
From: cairo <cairoeth@protonmail.com>
Date: Mon, 30 Sep 2024 14:38:42 -0700
Subject: [PATCH] Bump forge-std to v1.9.3 (#5230)

---
 lib/forge-std                      |   2 +-
 test/utils/cryptography/P256.t.sol | 105 ++---------------------------
 2 files changed, 6 insertions(+), 101 deletions(-)

diff --git a/lib/forge-std b/lib/forge-std
index ae570fec082..8f24d6b04c9 160000
--- a/lib/forge-std
+++ b/lib/forge-std
@@ -1 +1 @@
-Subproject commit ae570fec082bfe1c1f45b0acca4a2b4f84d345ce
+Subproject commit 8f24d6b04c92975e0795b5868aa0d783251cdeaa
diff --git a/test/utils/cryptography/P256.t.sol b/test/utils/cryptography/P256.t.sol
index 8b95ff2259d..0c9b2c78a04 100644
--- a/test/utils/cryptography/P256.t.sol
+++ b/test/utils/cryptography/P256.t.sol
@@ -12,23 +12,23 @@ contract P256Test is Test {
     function testVerify(bytes32 digest, uint256 seed) public {
         uint256 privateKey = _asPrivateKey(seed);
 
-        (bytes32 x, bytes32 y) = P256PublicKey.getPublicKey(privateKey);
+        (uint256 x, uint256 y) = vm.publicKeyP256(privateKey);
         (bytes32 r, bytes32 s) = vm.signP256(privateKey, digest);
         s = _ensureLowerS(s);
-        assertTrue(P256.verify(digest, r, s, x, y));
-        assertTrue(P256.verifySolidity(digest, r, s, x, y));
+        assertTrue(P256.verify(digest, r, s, bytes32(x), bytes32(y)));
+        assertTrue(P256.verifySolidity(digest, r, s, bytes32(x), bytes32(y)));
     }
 
     /// forge-config: default.fuzz.runs = 512
     function testRecover(bytes32 digest, uint256 seed) public {
         uint256 privateKey = _asPrivateKey(seed);
 
-        (bytes32 x, bytes32 y) = P256PublicKey.getPublicKey(privateKey);
+        (uint256 x, uint256 y) = vm.publicKeyP256(privateKey);
         (bytes32 r, bytes32 s) = vm.signP256(privateKey, digest);
         s = _ensureLowerS(s);
         (bytes32 qx0, bytes32 qy0) = P256.recovery(digest, 0, r, s);
         (bytes32 qx1, bytes32 qy1) = P256.recovery(digest, 1, r, s);
-        assertTrue((qx0 == x && qy0 == y) || (qx1 == x && qy1 == y));
+        assertTrue((qx0 == bytes32(x) && qy0 == bytes32(y)) || (qx1 == bytes32(x) && qy1 == bytes32(y)));
     }
 
     function _asPrivateKey(uint256 seed) private pure returns (uint256) {
@@ -42,98 +42,3 @@ contract P256Test is Test {
         }
     }
 }
-
-/**
- * @dev Library to derive P256 public key from private key
- * Should be removed if Foundry adds this functionality
- * See https://github.com/foundry-rs/foundry/issues/7908
- */
-library P256PublicKey {
-    function getPublicKey(uint256 privateKey) internal view returns (bytes32, bytes32) {
-        (uint256 x, uint256 y, uint256 z) = _jMult(P256.GX, P256.GY, 1, privateKey);
-        return _affineFromJacobian(x, y, z);
-    }
-
-    function _jMult(
-        uint256 x,
-        uint256 y,
-        uint256 z,
-        uint256 k
-    ) private pure returns (uint256 rx, uint256 ry, uint256 rz) {
-        unchecked {
-            for (uint256 i = 0; i < 256; ++i) {
-                if (rz > 0) {
-                    (rx, ry, rz) = _jDouble(rx, ry, rz);
-                }
-                if (k >> 255 > 0) {
-                    if (rz == 0) {
-                        (rx, ry, rz) = (x, y, z);
-                    } else {
-                        (rx, ry, rz) = _jAdd(rx, ry, rz, x, y, z);
-                    }
-                }
-                k <<= 1;
-            }
-        }
-    }
-
-    /// From P256.sol
-
-    function _affineFromJacobian(uint256 jx, uint256 jy, uint256 jz) private view returns (bytes32 ax, bytes32 ay) {
-        if (jz == 0) return (0, 0);
-        uint256 zinv = Math.invModPrime(jz, P256.P);
-        uint256 zzinv = mulmod(zinv, zinv, P256.P);
-        uint256 zzzinv = mulmod(zzinv, zinv, P256.P);
-        ax = bytes32(mulmod(jx, zzinv, P256.P));
-        ay = bytes32(mulmod(jy, zzzinv, P256.P));
-    }
-
-    function _jDouble(uint256 x, uint256 y, uint256 z) private pure returns (uint256 rx, uint256 ry, uint256 rz) {
-        uint256 p = P256.P;
-        uint256 a = P256.A;
-        assembly ("memory-safe") {
-            let yy := mulmod(y, y, p)
-            let zz := mulmod(z, z, p)
-            let s := mulmod(4, mulmod(x, yy, p), p) // s = 4*x*y²
-            let m := addmod(mulmod(3, mulmod(x, x, p), p), mulmod(a, mulmod(zz, zz, p), p), p) // m = 3*x²+a*z⁴
-            let t := addmod(mulmod(m, m, p), sub(p, mulmod(2, s, p)), p) // t = m²-2*s
-
-            // x' = t
-            rx := t
-            // y' = m*(s-t)-8*y⁴
-            ry := addmod(mulmod(m, addmod(s, sub(p, t), p), p), sub(p, mulmod(8, mulmod(yy, yy, p), p)), p)
-            // z' = 2*y*z
-            rz := mulmod(2, mulmod(y, z, p), p)
-        }
-    }
-
-    function _jAdd(
-        uint256 x1,
-        uint256 y1,
-        uint256 z1,
-        uint256 x2,
-        uint256 y2,
-        uint256 z2
-    ) private pure returns (uint256 rx, uint256 ry, uint256 rz) {
-        uint256 p = P256.P;
-        assembly ("memory-safe") {
-            let zz1 := mulmod(z1, z1, p) // zz1 = z1²
-            let zz2 := mulmod(z2, z2, p) // zz2 = z2²
-            let u1 := mulmod(x1, zz2, p) // u1 = x1*z2²
-            let u2 := mulmod(x2, zz1, p) // u2 = x2*z1²
-            let s1 := mulmod(y1, mulmod(zz2, z2, p), p) // s1 = y1*z2³
-            let s2 := mulmod(y2, mulmod(zz1, z1, p), p) // s2 = y2*z1³
-            let h := addmod(u2, sub(p, u1), p) // h = u2-u1
-            let hh := mulmod(h, h, p) // h²
-            let hhh := mulmod(h, hh, p) // h³
-            let r := addmod(s2, sub(p, s1), p) // r = s2-s1
-
-            // x' = r²-h³-2*u1*h²
-            rx := addmod(addmod(mulmod(r, r, p), sub(p, hhh), p), sub(p, mulmod(2, mulmod(u1, hh, p), p)), p)
-            // y' = r*(u1*h²-x')-s1*h³
-            ry := addmod(mulmod(r, addmod(mulmod(u1, hh, p), sub(p, rx), p), p), sub(p, mulmod(s1, hhh, p)), p)
-            // z' = h*z1*z2
-            rz := mulmod(h, mulmod(z1, z2, p), p)
-        }
-    }
-}