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Fix ECRecovery contract indentation

Fix ident on github

Fix ident github

Fix ident on github
Augusto 8 years ago
parent
commit
641b751385
1 changed files with 51 additions and 51 deletions
  1. 51 51
      contracts/ECRecovery.sol

+ 51 - 51
contracts/ECRecovery.sol

@@ -2,67 +2,67 @@ pragma solidity ^0.4.11;
 
 
 /**
- * Eliptic curve signature operations
- * Based on https://gist.github.com/axic/5b33912c6f61ae6fd96d6c4a47afde6d
- */
+* Eliptic curve signature operations
+* Based on https://gist.github.com/axic/5b33912c6f61ae6fd96d6c4a47afde6d
+*/
 library ECRecovery {
 
-	// Duplicate Solidity's ecrecover, but catching the CALL return value
-	function safeRecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
-		// We do our own memory management here. Solidity uses memory offset
-		// 0x40 to store the current end of memory. We write past it (as
-		// writes are memory extensions), but don't update the offset so
-		// Solidity will reuse it. The memory used here is only needed for
-		// this context.
+  // Duplicate Solidity's ecrecover, but catching the CALL return value
+  function safeRecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
+    // We do our own memory management here. Solidity uses memory offset
+    // 0x40 to store the current end of memory. We write past it (as
+    // writes are memory extensions), but don't update the offset so
+    // Solidity will reuse it. The memory used here is only needed for
+    // this context.
 
-		bool ret;
-		address addr;
+    bool ret;
+    address addr;
 
-		assembly {
-			let size := mload(0x40)
-			mstore(size, hash)
-			mstore(add(size, 32), v)
-			mstore(add(size, 64), r)
-			mstore(add(size, 96), s)
+    assembly {
+      let size := mload(0x40)
+      mstore(size, hash)
+      mstore(add(size, 32), v)
+      mstore(add(size, 64), r)
+      mstore(add(size, 96), s)
 
-			// NOTE: we can reuse the request memory because we deal with
-			//       the return code
-			ret := call(3000, 1, 0, size, 128, size, 32)
-			addr := mload(size)
-		}
+      // NOTE: we can reuse the request memory because we deal with
+      //       the return code
+      ret := call(3000, 1, 0, size, 128, size, 32)
+      addr := mload(size)
+    }
 
-		return (ret, addr);
-	}
+    return (ret, addr);
+  }
+  
+  function recover(bytes32 hash, bytes sig) internal returns (address) {
+    bytes32 r;
+    bytes32 s;
+    uint8 v;
 
-	function recover(bytes32 hash, bytes sig) internal returns (address) {
-		bytes32 r;
-		bytes32 s;
-		uint8 v;
+    if (sig.length != 65)
+      return (address(0));
 
-		if (sig.length != 65)
-			return (address(0));
+    assembly {
+      r := mload(add(sig, 32))
+      s := mload(add(sig, 64))
+      v := byte(0, mload(add(sig, 96)))
+    }
 
-		assembly {
-			r := mload(add(sig, 32))
-			s := mload(add(sig, 64))
-			v := byte(0, mload(add(sig, 96)))
-		}
+    // albeit non-transactional signatures are not specified by the YP, one would expect it
+    // to match the YP range of [27, 28]
+    //
+    // geth uses [0, 1] and some clients have followed. This might change, see:
+    //  https://github.com/ethereum/go-ethereum/issues/2053
+    if (v < 27)
+     v += 27;
 
-		// albeit non-transactional signatures are not specified by the YP, one would expect it
-		// to match the YP range of [27, 28]
-		//
-		// geth uses [0, 1] and some clients have followed. This might change, see:
-		//  https://github.com/ethereum/go-ethereum/issues/2053
-		if (v < 27)
-			v += 27;
+    if (v != 27 && v != 28)
+      return (address(0));
 
-		if (v != 27 && v != 28)
-			return (address(0));
-
-		bool ret;
-		address addr;
-		(ret, addr) = safeRecover(hash, v, r, s);
-		return addr;
-	}
+    bool ret;
+    address addr;
+    (ret, addr) = safeRecover(hash, v, r, s);
+    return addr;
+  }
 
 }