Adding upstream version 2.52.6.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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441 changed files with 95392 additions and 0 deletions
286
internal/go-ole/guid.go
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286
internal/go-ole/guid.go
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@ -0,0 +1,286 @@
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package ole
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var (
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// IID_NULL is null Interface ID, used when no other Interface ID is known.
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IID_NULL = NewGUID("{00000000-0000-0000-0000-000000000000}")
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// IID_IUnknown is for IUnknown interfaces.
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IID_IUnknown = NewGUID("{00000000-0000-0000-C000-000000000046}")
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// IID_IDispatch is for IDispatch interfaces.
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IID_IDispatch = NewGUID("{00020400-0000-0000-C000-000000000046}")
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// IID_IEnumVariant is for IEnumVariant interfaces
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IID_IEnumVariant = NewGUID("{00020404-0000-0000-C000-000000000046}")
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// IID_IConnectionPointContainer is for IConnectionPointContainer interfaces.
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IID_IConnectionPointContainer = NewGUID("{B196B284-BAB4-101A-B69C-00AA00341D07}")
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// IID_IConnectionPoint is for IConnectionPoint interfaces.
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IID_IConnectionPoint = NewGUID("{B196B286-BAB4-101A-B69C-00AA00341D07}")
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// IID_IInspectable is for IInspectable interfaces.
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IID_IInspectable = NewGUID("{AF86E2E0-B12D-4C6A-9C5A-D7AA65101E90}")
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// IID_IProvideClassInfo is for IProvideClassInfo interfaces.
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IID_IProvideClassInfo = NewGUID("{B196B283-BAB4-101A-B69C-00AA00341D07}")
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)
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// These are for testing and not part of any library.
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var (
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// IID_ICOMTestString is for ICOMTestString interfaces.
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//
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// {E0133EB4-C36F-469A-9D3D-C66B84BE19ED}
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IID_ICOMTestString = NewGUID("{E0133EB4-C36F-469A-9D3D-C66B84BE19ED}")
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// IID_ICOMTestInt8 is for ICOMTestInt8 interfaces.
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//
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// {BEB06610-EB84-4155-AF58-E2BFF53680B4}
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IID_ICOMTestInt8 = NewGUID("{BEB06610-EB84-4155-AF58-E2BFF53680B4}")
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// IID_ICOMTestInt16 is for ICOMTestInt16 interfaces.
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//
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// {DAA3F9FA-761E-4976-A860-8364CE55F6FC}
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IID_ICOMTestInt16 = NewGUID("{DAA3F9FA-761E-4976-A860-8364CE55F6FC}")
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// IID_ICOMTestInt32 is for ICOMTestInt32 interfaces.
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//
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// {E3DEDEE7-38A2-4540-91D1-2EEF1D8891B0}
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IID_ICOMTestInt32 = NewGUID("{E3DEDEE7-38A2-4540-91D1-2EEF1D8891B0}")
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// IID_ICOMTestInt64 is for ICOMTestInt64 interfaces.
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//
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// {8D437CBC-B3ED-485C-BC32-C336432A1623}
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IID_ICOMTestInt64 = NewGUID("{8D437CBC-B3ED-485C-BC32-C336432A1623}")
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// IID_ICOMTestFloat is for ICOMTestFloat interfaces.
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//
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// {BF1ED004-EA02-456A-AA55-2AC8AC6B054C}
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IID_ICOMTestFloat = NewGUID("{BF1ED004-EA02-456A-AA55-2AC8AC6B054C}")
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// IID_ICOMTestDouble is for ICOMTestDouble interfaces.
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//
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// {BF908A81-8687-4E93-999F-D86FAB284BA0}
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IID_ICOMTestDouble = NewGUID("{BF908A81-8687-4E93-999F-D86FAB284BA0}")
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// IID_ICOMTestBoolean is for ICOMTestBoolean interfaces.
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//
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// {D530E7A6-4EE8-40D1-8931-3D63B8605010}
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IID_ICOMTestBoolean = NewGUID("{D530E7A6-4EE8-40D1-8931-3D63B8605010}")
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// IID_ICOMEchoTestObject is for ICOMEchoTestObject interfaces.
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//
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// {6485B1EF-D780-4834-A4FE-1EBB51746CA3}
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IID_ICOMEchoTestObject = NewGUID("{6485B1EF-D780-4834-A4FE-1EBB51746CA3}")
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// IID_ICOMTestTypes is for ICOMTestTypes interfaces.
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//
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// {CCA8D7AE-91C0-4277-A8B3-FF4EDF28D3C0}
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IID_ICOMTestTypes = NewGUID("{CCA8D7AE-91C0-4277-A8B3-FF4EDF28D3C0}")
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// CLSID_COMEchoTestObject is for COMEchoTestObject class.
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//
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// {3C24506A-AE9E-4D50-9157-EF317281F1B0}
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CLSID_COMEchoTestObject = NewGUID("{3C24506A-AE9E-4D50-9157-EF317281F1B0}")
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// CLSID_COMTestScalarClass is for COMTestScalarClass class.
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//
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// {865B85C5-0334-4AC6-9EF6-AACEC8FC5E86}
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CLSID_COMTestScalarClass = NewGUID("{865B85C5-0334-4AC6-9EF6-AACEC8FC5E86}")
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)
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const (
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hextable = "0123456789ABCDEF"
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emptyGUID = "{00000000-0000-0000-0000-000000000000}"
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)
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// GUID is Windows API specific GUID type.
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//
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// This exists to match Windows GUID type for direct passing for COM.
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// Format is in xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxxxxxx.
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type GUID struct {
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Data1 uint32
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Data2 uint16
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Data3 uint16
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Data4 [8]byte
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}
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// NewGUID converts the given string into a globally unique identifier that is
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// compliant with the Windows API.
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//
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// The supplied string may be in any of these formats:
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//
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// XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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// XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
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// {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}
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//
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// The conversion of the supplied string is not case-sensitive.
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func NewGUID(guid string) *GUID {
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d := []byte(guid)
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var d1, d2, d3, d4a, d4b []byte
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switch len(d) {
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case 38:
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if d[0] != '{' || d[37] != '}' {
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return nil
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}
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d = d[1:37]
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fallthrough
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case 36:
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if d[8] != '-' || d[13] != '-' || d[18] != '-' || d[23] != '-' {
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return nil
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}
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d1 = d[0:8]
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d2 = d[9:13]
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d3 = d[14:18]
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d4a = d[19:23]
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d4b = d[24:36]
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case 32:
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d1 = d[0:8]
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d2 = d[8:12]
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d3 = d[12:16]
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d4a = d[16:20]
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d4b = d[20:32]
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default:
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return nil
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}
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var g GUID
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var ok1, ok2, ok3, ok4 bool
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g.Data1, ok1 = decodeHexUint32(d1)
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g.Data2, ok2 = decodeHexUint16(d2)
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g.Data3, ok3 = decodeHexUint16(d3)
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g.Data4, ok4 = decodeHexByte64(d4a, d4b)
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if ok1 && ok2 && ok3 && ok4 {
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return &g
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}
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return nil
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}
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func decodeHexUint32(src []byte) (value uint32, ok bool) {
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var b1, b2, b3, b4 byte
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var ok1, ok2, ok3, ok4 bool
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b1, ok1 = decodeHexByte(src[0], src[1])
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b2, ok2 = decodeHexByte(src[2], src[3])
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b3, ok3 = decodeHexByte(src[4], src[5])
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b4, ok4 = decodeHexByte(src[6], src[7])
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value = (uint32(b1) << 24) | (uint32(b2) << 16) | (uint32(b3) << 8) | uint32(b4)
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ok = ok1 && ok2 && ok3 && ok4
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return
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}
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func decodeHexUint16(src []byte) (value uint16, ok bool) {
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var b1, b2 byte
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var ok1, ok2 bool
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b1, ok1 = decodeHexByte(src[0], src[1])
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b2, ok2 = decodeHexByte(src[2], src[3])
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value = (uint16(b1) << 8) | uint16(b2)
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ok = ok1 && ok2
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return
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}
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func decodeHexByte64(s1, s2 []byte) (value [8]byte, ok bool) {
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var ok1, ok2, ok3, ok4, ok5, ok6, ok7, ok8 bool
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value[0], ok1 = decodeHexByte(s1[0], s1[1])
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value[1], ok2 = decodeHexByte(s1[2], s1[3])
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value[2], ok3 = decodeHexByte(s2[0], s2[1])
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value[3], ok4 = decodeHexByte(s2[2], s2[3])
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value[4], ok5 = decodeHexByte(s2[4], s2[5])
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value[5], ok6 = decodeHexByte(s2[6], s2[7])
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value[6], ok7 = decodeHexByte(s2[8], s2[9])
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value[7], ok8 = decodeHexByte(s2[10], s2[11])
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ok = ok1 && ok2 && ok3 && ok4 && ok5 && ok6 && ok7 && ok8
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return
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}
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func decodeHexByte(c1, c2 byte) (value byte, ok bool) {
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var n1, n2 byte
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var ok1, ok2 bool
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n1, ok1 = decodeHexChar(c1)
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n2, ok2 = decodeHexChar(c2)
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value = (n1 << 4) | n2
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ok = ok1 && ok2
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return
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}
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func decodeHexChar(c byte) (byte, bool) {
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switch {
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case '0' <= c && c <= '9':
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return c - '0', true
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case 'a' <= c && c <= 'f':
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return c - 'a' + 10, true
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case 'A' <= c && c <= 'F':
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return c - 'A' + 10, true
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}
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return 0, false
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}
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// String converts the GUID to string form. It will adhere to this pattern:
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//
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// {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}
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//
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// If the GUID is nil, the string representation of an empty GUID is returned:
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//
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// {00000000-0000-0000-0000-000000000000}
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func (guid *GUID) String() string {
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if guid == nil {
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return emptyGUID
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}
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var c [38]byte
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c[0] = '{'
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putUint32Hex(c[1:9], guid.Data1)
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c[9] = '-'
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putUint16Hex(c[10:14], guid.Data2)
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c[14] = '-'
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putUint16Hex(c[15:19], guid.Data3)
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c[19] = '-'
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putByteHex(c[20:24], guid.Data4[0:2])
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c[24] = '-'
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putByteHex(c[25:37], guid.Data4[2:8])
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c[37] = '}'
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return string(c[:])
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}
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func putUint32Hex(b []byte, v uint32) {
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b[0] = hextable[byte(v>>24)>>4]
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b[1] = hextable[byte(v>>24)&0x0f]
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b[2] = hextable[byte(v>>16)>>4]
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b[3] = hextable[byte(v>>16)&0x0f]
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b[4] = hextable[byte(v>>8)>>4]
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b[5] = hextable[byte(v>>8)&0x0f]
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b[6] = hextable[byte(v)>>4]
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b[7] = hextable[byte(v)&0x0f]
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}
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func putUint16Hex(b []byte, v uint16) {
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b[0] = hextable[byte(v>>8)>>4]
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b[1] = hextable[byte(v>>8)&0x0f]
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b[2] = hextable[byte(v)>>4]
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b[3] = hextable[byte(v)&0x0f]
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}
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func putByteHex(dst, src []byte) {
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for i := 0; i < len(src); i++ {
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dst[i*2] = hextable[src[i]>>4]
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dst[i*2+1] = hextable[src[i]&0x0f]
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}
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}
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// IsEqualGUID compares two GUID.
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//
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// Not constant time comparison.
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func IsEqualGUID(guid1, guid2 *GUID) bool {
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return guid1.Data1 == guid2.Data1 &&
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guid1.Data2 == guid2.Data2 &&
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guid1.Data3 == guid2.Data3 &&
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guid1.Data4[0] == guid2.Data4[0] &&
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guid1.Data4[1] == guid2.Data4[1] &&
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guid1.Data4[2] == guid2.Data4[2] &&
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guid1.Data4[3] == guid2.Data4[3] &&
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guid1.Data4[4] == guid2.Data4[4] &&
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guid1.Data4[5] == guid2.Data4[5] &&
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guid1.Data4[6] == guid2.Data4[6] &&
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guid1.Data4[7] == guid2.Data4[7]
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}
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