From 50e647210d513dab8f40ded61fe439ecaa9a67c3 Mon Sep 17 00:00:00 2001
From: Russell Yanofsky <russ@yanofsky.org>
Date: Fri, 8 Feb 2019 15:29:45 -0500
Subject: Move ParseConfirmTarget from rpc/mining to rpc/util

Util is a better home since it's called both by wallet and mining code.

Suggested https://github.com/bitcoin/bitcoin/pull/15288#discussion_r254449444
---
 src/rpc/mining.cpp | 10 ----------
 src/rpc/mining.h   |  3 ---
 src/rpc/util.cpp   | 12 ++++++++++++
 src/rpc/util.h     |  3 +++
 4 files changed, 15 insertions(+), 13 deletions(-)

(limited to 'src/rpc')

diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index 200dfa107b..35f55b0141 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -31,16 +31,6 @@
 #include <memory>
 #include <stdint.h>
 
-unsigned int ParseConfirmTarget(const UniValue& value)
-{
-    int target = value.get_int();
-    unsigned int max_target = ::feeEstimator.HighestTargetTracked(FeeEstimateHorizon::LONG_HALFLIFE);
-    if (target < 1 || (unsigned int)target > max_target) {
-        throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Invalid conf_target, must be between %u - %u", 1, max_target));
-    }
-    return (unsigned int)target;
-}
-
 /**
  * Return average network hashes per second based on the last 'lookup' blocks,
  * or from the last difficulty change if 'lookup' is nonpositive.
diff --git a/src/rpc/mining.h b/src/rpc/mining.h
index 8d46273159..be9a973315 100644
--- a/src/rpc/mining.h
+++ b/src/rpc/mining.h
@@ -12,7 +12,4 @@
 /** Generate blocks (mine) */
 UniValue generateBlocks(std::shared_ptr<CReserveScript> coinbaseScript, int nGenerate, uint64_t nMaxTries, bool keepScript);
 
-/** Check bounds on a command line confirm target */
-unsigned int ParseConfirmTarget(const UniValue& value);
-
 #endif
diff --git a/src/rpc/util.cpp b/src/rpc/util.cpp
index 4275cc09a8..aa5076cd8e 100644
--- a/src/rpc/util.cpp
+++ b/src/rpc/util.cpp
@@ -4,10 +4,12 @@
 
 #include <key_io.h>
 #include <keystore.h>
+#include <policy/fees.h>
 #include <rpc/protocol.h>
 #include <rpc/util.h>
 #include <tinyformat.h>
 #include <util/strencodings.h>
+#include <validation.h>
 
 InitInterfaces* g_rpc_interfaces = nullptr;
 
@@ -129,6 +131,16 @@ UniValue DescribeAddress(const CTxDestination& dest)
     return boost::apply_visitor(DescribeAddressVisitor(), dest);
 }
 
+unsigned int ParseConfirmTarget(const UniValue& value)
+{
+    int target = value.get_int();
+    unsigned int max_target = ::feeEstimator.HighestTargetTracked(FeeEstimateHorizon::LONG_HALFLIFE);
+    if (target < 1 || (unsigned int)target > max_target) {
+        throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Invalid conf_target, must be between %u - %u", 1, max_target));
+    }
+    return (unsigned int)target;
+}
+
 struct Section {
     Section(const std::string& left, const std::string& right)
         : m_left{left}, m_right{right} {}
diff --git a/src/rpc/util.h b/src/rpc/util.h
index 4a9d4be787..d34c9cfdbb 100644
--- a/src/rpc/util.h
+++ b/src/rpc/util.h
@@ -28,6 +28,9 @@ CScript CreateMultisigRedeemscript(const int required, const std::vector<CPubKey
 
 UniValue DescribeAddress(const CTxDestination& dest);
 
+//! Parse a confirm target option and raise an RPC error if it is invalid.
+unsigned int ParseConfirmTarget(const UniValue& value);
+
 struct RPCArg {
     enum class Type {
         OBJ,
-- 
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