From d2bb681f96fb327b4c4d5b2b113692ca22fdffbf Mon Sep 17 00:00:00 2001
From: Vasil Dimov <vd@FreeBSD.org>
Date: Mon, 31 Aug 2020 10:39:00 +0200
Subject: util: move HasPrefix() so it can be reused

Move the function `HasPrefix()` from `netaddress.cpp` to `util/string.h`
so it can be reused by `CNetAddr` methods (and possibly others).
---
 src/netaddress.cpp | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

(limited to 'src/netaddress.cpp')

diff --git a/src/netaddress.cpp b/src/netaddress.cpp
index b50cf7406..86fca451f 100644
--- a/src/netaddress.cpp
+++ b/src/netaddress.cpp
@@ -7,8 +7,9 @@
 
 #include <hash.h>
 #include <tinyformat.h>
-#include <util/strencodings.h>
 #include <util/asmap.h>
+#include <util/strencodings.h>
+#include <util/string.h>
 
 #include <algorithm>
 #include <array>
@@ -50,13 +51,6 @@ void CNetAddr::SetIP(const CNetAddr& ipIn)
     m_addr = ipIn.m_addr;
 }
 
-template <typename T1, size_t PREFIX_LEN>
-inline bool HasPrefix(const T1& obj, const std::array<uint8_t, PREFIX_LEN>& prefix)
-{
-    return obj.size() >= PREFIX_LEN &&
-           std::equal(std::begin(prefix), std::end(prefix), std::begin(obj));
-}
-
 void CNetAddr::SetLegacyIPv6(Span<const uint8_t> ipv6)
 {
     assert(ipv6.size() == ADDR_IPV6_SIZE);
-- 
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