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Diffstat (limited to 'vendor/github.com/nu7hatch/gouuid')
| -rw-r--r-- | vendor/github.com/nu7hatch/gouuid/.gitignore | 11 | ||||
| -rw-r--r-- | vendor/github.com/nu7hatch/gouuid/COPYING | 19 | ||||
| -rw-r--r-- | vendor/github.com/nu7hatch/gouuid/README.md | 21 | ||||
| -rw-r--r-- | vendor/github.com/nu7hatch/gouuid/uuid.go | 173 |
4 files changed, 0 insertions, 224 deletions
diff --git a/vendor/github.com/nu7hatch/gouuid/.gitignore b/vendor/github.com/nu7hatch/gouuid/.gitignore deleted file mode 100644 index f9d9cd8..0000000 --- a/vendor/github.com/nu7hatch/gouuid/.gitignore +++ /dev/null @@ -1,11 +0,0 @@ -_obj -_test -*.6 -*.out -_testmain.go -\#* -.\#* -*.log -_cgo* -*.o -*.a diff --git a/vendor/github.com/nu7hatch/gouuid/COPYING b/vendor/github.com/nu7hatch/gouuid/COPYING deleted file mode 100644 index d7849fd..0000000 --- a/vendor/github.com/nu7hatch/gouuid/COPYING +++ /dev/null @@ -1,19 +0,0 @@ -Copyright (C) 2011 by Krzysztof Kowalik <chris@nu7hat.ch> - -Permission is hereby granted, free of charge, to any person obtaining a copy of -this software and associated documentation files (the "Software"), to deal in -the Software without restriction, including without limitation the rights to -use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies -of the Software, and to permit persons to whom the Software is furnished to do -so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE.
\ No newline at end of file diff --git a/vendor/github.com/nu7hatch/gouuid/README.md b/vendor/github.com/nu7hatch/gouuid/README.md deleted file mode 100644 index e3d025d..0000000 --- a/vendor/github.com/nu7hatch/gouuid/README.md +++ /dev/null @@ -1,21 +0,0 @@ -# Pure Go UUID implementation - -This package provides immutable UUID structs and the functions -NewV3, NewV4, NewV5 and Parse() for generating versions 3, 4 -and 5 UUIDs as specified in [RFC 4122](http://www.ietf.org/rfc/rfc4122.txt). - -## Installation - -Use the `go` tool: - - $ go get github.com/nu7hatch/gouuid - -## Usage - -See [documentation and examples](http://godoc.org/github.com/nu7hatch/gouuid) -for more information. - -## Copyright - -Copyright (C) 2011 by Krzysztof Kowalik <chris@nu7hat.ch>. See [COPYING](https://github.com/nu7hatch/gouuid/tree/master/COPYING) -file for details. diff --git a/vendor/github.com/nu7hatch/gouuid/uuid.go b/vendor/github.com/nu7hatch/gouuid/uuid.go deleted file mode 100644 index ac9623b..0000000 --- a/vendor/github.com/nu7hatch/gouuid/uuid.go +++ /dev/null @@ -1,173 +0,0 @@ -// This package provides immutable UUID structs and the functions -// NewV3, NewV4, NewV5 and Parse() for generating versions 3, 4 -// and 5 UUIDs as specified in RFC 4122. -// -// Copyright (C) 2011 by Krzysztof Kowalik <chris@nu7hat.ch> -package uuid - -import ( - "crypto/md5" - "crypto/rand" - "crypto/sha1" - "encoding/hex" - "errors" - "fmt" - "hash" - "regexp" -) - -// The UUID reserved variants. -const ( - ReservedNCS byte = 0x80 - ReservedRFC4122 byte = 0x40 - ReservedMicrosoft byte = 0x20 - ReservedFuture byte = 0x00 -) - -// The following standard UUIDs are for use with NewV3() or NewV5(). -var ( - NamespaceDNS, _ = ParseHex("6ba7b810-9dad-11d1-80b4-00c04fd430c8") - NamespaceURL, _ = ParseHex("6ba7b811-9dad-11d1-80b4-00c04fd430c8") - NamespaceOID, _ = ParseHex("6ba7b812-9dad-11d1-80b4-00c04fd430c8") - NamespaceX500, _ = ParseHex("6ba7b814-9dad-11d1-80b4-00c04fd430c8") -) - -// Pattern used to parse hex string representation of the UUID. -// FIXME: do something to consider both brackets at one time, -// current one allows to parse string with only one opening -// or closing bracket. -const hexPattern = "^(urn\\:uuid\\:)?\\{?([a-z0-9]{8})-([a-z0-9]{4})-" + - "([1-5][a-z0-9]{3})-([a-z0-9]{4})-([a-z0-9]{12})\\}?$" - -var re = regexp.MustCompile(hexPattern) - -// A UUID representation compliant with specification in -// RFC 4122 document. -type UUID [16]byte - -// ParseHex creates a UUID object from given hex string -// representation. Function accepts UUID string in following -// formats: -// -// uuid.ParseHex("6ba7b814-9dad-11d1-80b4-00c04fd430c8") -// uuid.ParseHex("{6ba7b814-9dad-11d1-80b4-00c04fd430c8}") -// uuid.ParseHex("urn:uuid:6ba7b814-9dad-11d1-80b4-00c04fd430c8") -// -func ParseHex(s string) (u *UUID, err error) { - md := re.FindStringSubmatch(s) - if md == nil { - err = errors.New("Invalid UUID string") - return - } - hash := md[2] + md[3] + md[4] + md[5] + md[6] - b, err := hex.DecodeString(hash) - if err != nil { - return - } - u = new(UUID) - copy(u[:], b) - return -} - -// Parse creates a UUID object from given bytes slice. -func Parse(b []byte) (u *UUID, err error) { - if len(b) != 16 { - err = errors.New("Given slice is not valid UUID sequence") - return - } - u = new(UUID) - copy(u[:], b) - return -} - -// Generate a UUID based on the MD5 hash of a namespace identifier -// and a name. -func NewV3(ns *UUID, name []byte) (u *UUID, err error) { - if ns == nil { - err = errors.New("Invalid namespace UUID") - return - } - u = new(UUID) - // Set all bits to MD5 hash generated from namespace and name. - u.setBytesFromHash(md5.New(), ns[:], name) - u.setVariant(ReservedRFC4122) - u.setVersion(3) - return -} - -// Generate a random UUID. -func NewV4() (u *UUID, err error) { - u = new(UUID) - // Set all bits to randomly (or pseudo-randomly) chosen values. - _, err = rand.Read(u[:]) - if err != nil { - return - } - u.setVariant(ReservedRFC4122) - u.setVersion(4) - return -} - -// Generate a UUID based on the SHA-1 hash of a namespace identifier -// and a name. -func NewV5(ns *UUID, name []byte) (u *UUID, err error) { - u = new(UUID) - // Set all bits to truncated SHA1 hash generated from namespace - // and name. - u.setBytesFromHash(sha1.New(), ns[:], name) - u.setVariant(ReservedRFC4122) - u.setVersion(5) - return -} - -// Generate a MD5 hash of a namespace and a name, and copy it to the -// UUID slice. -func (u *UUID) setBytesFromHash(hash hash.Hash, ns, name []byte) { - hash.Write(ns[:]) - hash.Write(name) - copy(u[:], hash.Sum([]byte{})[:16]) -} - -// Set the two most significant bits (bits 6 and 7) of the -// clock_seq_hi_and_reserved to zero and one, respectively. -func (u *UUID) setVariant(v byte) { - switch v { - case ReservedNCS: - u[8] = (u[8] | ReservedNCS) & 0xBF - case ReservedRFC4122: - u[8] = (u[8] | ReservedRFC4122) & 0x7F - case ReservedMicrosoft: - u[8] = (u[8] | ReservedMicrosoft) & 0x3F - } -} - -// Variant returns the UUID Variant, which determines the internal -// layout of the UUID. This will be one of the constants: RESERVED_NCS, -// RFC_4122, RESERVED_MICROSOFT, RESERVED_FUTURE. -func (u *UUID) Variant() byte { - if u[8]&ReservedNCS == ReservedNCS { - return ReservedNCS - } else if u[8]&ReservedRFC4122 == ReservedRFC4122 { - return ReservedRFC4122 - } else if u[8]&ReservedMicrosoft == ReservedMicrosoft { - return ReservedMicrosoft - } - return ReservedFuture -} - -// Set the four most significant bits (bits 12 through 15) of the -// time_hi_and_version field to the 4-bit version number. -func (u *UUID) setVersion(v byte) { - u[6] = (u[6] & 0xF) | (v << 4) -} - -// Version returns a version number of the algorithm used to -// generate the UUID sequence. -func (u *UUID) Version() uint { - return uint(u[6] >> 4) -} - -// Returns unparsed version of the generated UUID sequence. -func (u *UUID) String() string { - return fmt.Sprintf("%x-%x-%x-%x-%x", u[0:4], u[4:6], u[6:8], u[8:10], u[10:]) -} |