Merge pull request #5162

d2e74c5 boost: moveonly: split CPubKey and friends to new files (Cory Fields)
78c228c boost: moveonly: move BIP32Hash to hash.h (Cory Fields)
900078a boost: moveonly: create eccryptoverify.h|cpp and move helper functions there (Cory Fields)

src/script/interpreter.cpp

@@ -9,7 +9,8 @@
 #include "crypto/ripemd160.h"
 #include "crypto/sha1.h"
 #include "crypto/sha2.h"
-#include "key.h"
+#include "eccryptoverify.h"
+#include "pubkey.h"
 #include "script/script.h"
 #include "uint256.h"
 #include "util.h"
@@ -122,7 +123,7 @@ bool static IsLowDERSignature(const valtype &vchSig) {
     // If the S value is above the order of the curve divided by two, its
     // complement modulo the order could have been used instead, which is
     // one byte shorter when encoded correctly.
-    if (!CKey::CheckSignatureElement(S, nLenS, true))
+    if (!eccrypto::CheckSignatureElement(S, nLenS, true))
         return error("Non-canonical signature: S value is unnecessarily high");
 
     return true;

src/script/sigcache.cpp

@@ -5,7 +5,7 @@
 
 #include "sigcache.h"
 
-#include "key.h"
+#include "pubkey.h"
 #include "random.h"
 #include "uint256.h"
 #include "util.h"

src/script/standard.cpp

@@ -5,6 +5,7 @@
 
 #include "script/standard.h"
 
+#include "pubkey.h"
 #include "script/script.h"
 #include "util.h"
 #include "utilstrencodings.h"

src/script/standard.h

@@ -6,8 +6,7 @@
 #ifndef H_BITCOIN_SCRIPT_STANDARD
 #define H_BITCOIN_SCRIPT_STANDARD
 
-#include "key.h"
-#include "script/script.h"
+#include "uint256.h"
 #include "script/interpreter.h"
 
 #include <boost/variant.hpp>
@@ -15,6 +14,7 @@
 #include <stdint.h>
 
 class CScript;
+class CKeyID;
 
 /** A reference to a CScript: the Hash160 of its serialization (see script.h) */
 class CScriptID : public uint160