From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- .../github.com/hashicorp/go-sockaddr/sockaddrs.go | 193 --------------------- 1 file changed, 193 deletions(-) delete mode 100644 vendor/github.com/hashicorp/go-sockaddr/sockaddrs.go (limited to 'vendor/github.com/hashicorp/go-sockaddr/sockaddrs.go') diff --git a/vendor/github.com/hashicorp/go-sockaddr/sockaddrs.go b/vendor/github.com/hashicorp/go-sockaddr/sockaddrs.go deleted file mode 100644 index 75fbffb..0000000 --- a/vendor/github.com/hashicorp/go-sockaddr/sockaddrs.go +++ /dev/null @@ -1,193 +0,0 @@ -package sockaddr - -import ( - "bytes" - "sort" -) - -// SockAddrs is a slice of SockAddrs -type SockAddrs []SockAddr - -func (s SockAddrs) Len() int { return len(s) } -func (s SockAddrs) Swap(i, j int) { s[i], s[j] = s[j], s[i] } - -// CmpAddrFunc is the function signature that must be met to be used in the -// OrderedAddrBy multiAddrSorter -type CmpAddrFunc func(p1, p2 *SockAddr) int - -// multiAddrSorter implements the Sort interface, sorting the SockAddrs within. -type multiAddrSorter struct { - addrs SockAddrs - cmp []CmpAddrFunc -} - -// Sort sorts the argument slice according to the Cmp functions passed to -// OrderedAddrBy. -func (ms *multiAddrSorter) Sort(sockAddrs SockAddrs) { - ms.addrs = sockAddrs - sort.Sort(ms) -} - -// OrderedAddrBy sorts SockAddr by the list of sort function pointers. -func OrderedAddrBy(cmpFuncs ...CmpAddrFunc) *multiAddrSorter { - return &multiAddrSorter{ - cmp: cmpFuncs, - } -} - -// Len is part of sort.Interface. -func (ms *multiAddrSorter) Len() int { - return len(ms.addrs) -} - -// Less is part of sort.Interface. It is implemented by looping along the -// Cmp() functions until it finds a comparison that is either less than, -// equal to, or greater than. -func (ms *multiAddrSorter) Less(i, j int) bool { - p, q := &ms.addrs[i], &ms.addrs[j] - // Try all but the last comparison. - var k int - for k = 0; k < len(ms.cmp)-1; k++ { - cmp := ms.cmp[k] - x := cmp(p, q) - switch x { - case -1: - // p < q, so we have a decision. - return true - case 1: - // p > q, so we have a decision. - return false - } - // p == q; try the next comparison. - } - // All comparisons to here said "equal", so just return whatever the - // final comparison reports. - switch ms.cmp[k](p, q) { - case -1: - return true - case 1: - return false - default: - // Still a tie! Now what? - return false - } -} - -// Swap is part of sort.Interface. -func (ms *multiAddrSorter) Swap(i, j int) { - ms.addrs[i], ms.addrs[j] = ms.addrs[j], ms.addrs[i] -} - -const ( - // NOTE (sean@): These constants are here for code readability only and - // are sprucing up the code for readability purposes. Some of the - // Cmp*() variants have confusing logic (especially when dealing with - // mixed-type comparisons) and this, I think, has made it easier to grok - // the code faster. - sortReceiverBeforeArg = -1 - sortDeferDecision = 0 - sortArgBeforeReceiver = 1 -) - -// AscAddress is a sorting function to sort SockAddrs by their respective -// address type. Non-equal types are deferred in the sort. -func AscAddress(p1Ptr, p2Ptr *SockAddr) int { - p1 := *p1Ptr - p2 := *p2Ptr - - switch v := p1.(type) { - case IPv4Addr: - return v.CmpAddress(p2) - case IPv6Addr: - return v.CmpAddress(p2) - case UnixSock: - return v.CmpAddress(p2) - default: - return sortDeferDecision - } -} - -// AscPort is a sorting function to sort SockAddrs by their respective address -// type. Non-equal types are deferred in the sort. -func AscPort(p1Ptr, p2Ptr *SockAddr) int { - p1 := *p1Ptr - p2 := *p2Ptr - - switch v := p1.(type) { - case IPv4Addr: - return v.CmpPort(p2) - case IPv6Addr: - return v.CmpPort(p2) - default: - return sortDeferDecision - } -} - -// AscPrivate is a sorting function to sort "more secure" private values before -// "more public" values. Both IPv4 and IPv6 are compared against RFC6890 -// (RFC6890 includes, and is not limited to, RFC1918 and RFC6598 for IPv4, and -// IPv6 includes RFC4193). -func AscPrivate(p1Ptr, p2Ptr *SockAddr) int { - p1 := *p1Ptr - p2 := *p2Ptr - - switch v := p1.(type) { - case IPv4Addr, IPv6Addr: - return v.CmpRFC(6890, p2) - default: - return sortDeferDecision - } -} - -// AscNetworkSize is a sorting function to sort SockAddrs based on their network -// size. Non-equal types are deferred in the sort. -func AscNetworkSize(p1Ptr, p2Ptr *SockAddr) int { - p1 := *p1Ptr - p2 := *p2Ptr - p1Type := p1.Type() - p2Type := p2.Type() - - // Network size operations on non-IP types make no sense - if p1Type != p2Type && p1Type != TypeIP { - return sortDeferDecision - } - - ipA := p1.(IPAddr) - ipB := p2.(IPAddr) - - return bytes.Compare([]byte(*ipA.NetIPMask()), []byte(*ipB.NetIPMask())) -} - -// AscType is a sorting function to sort "more secure" types before -// "less-secure" types. -func AscType(p1Ptr, p2Ptr *SockAddr) int { - p1 := *p1Ptr - p2 := *p2Ptr - p1Type := p1.Type() - p2Type := p2.Type() - switch { - case p1Type < p2Type: - return sortReceiverBeforeArg - case p1Type == p2Type: - return sortDeferDecision - case p1Type > p2Type: - return sortArgBeforeReceiver - default: - return sortDeferDecision - } -} - -// FilterByType returns two lists: a list of matched and unmatched SockAddrs -func (sas SockAddrs) FilterByType(type_ SockAddrType) (matched, excluded SockAddrs) { - matched = make(SockAddrs, 0, len(sas)) - excluded = make(SockAddrs, 0, len(sas)) - - for _, sa := range sas { - if sa.Type()&type_ != 0 { - matched = append(matched, sa) - } else { - excluded = append(excluded, sa) - } - } - return matched, excluded -} -- cgit v1.2.3