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author | Wim <wim@42.be> | 2023-08-05 20:43:19 +0200 |
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committer | GitHub <noreply@github.com> | 2023-08-05 20:43:19 +0200 |
commit | 56e7bd01ca09ad52b0c4f48f146a20a4f1b78696 (patch) | |
tree | b1355645342667209263cbd355dc0b4254f1e8fe /vendor/github.com/rs/xid | |
parent | 9459495484d6e06a3d46de64fccd8d06f7ccc72c (diff) | |
download | matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.tar.gz matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.tar.bz2 matterbridge-msglm-56e7bd01ca09ad52b0c4f48f146a20a4f1b78696.zip |
Diffstat (limited to 'vendor/github.com/rs/xid')
-rw-r--r-- | vendor/github.com/rs/xid/.golangci.yml | 5 | ||||
-rw-r--r-- | vendor/github.com/rs/xid/README.md | 3 | ||||
-rw-r--r-- | vendor/github.com/rs/xid/id.go | 41 |
3 files changed, 28 insertions, 21 deletions
diff --git a/vendor/github.com/rs/xid/.golangci.yml b/vendor/github.com/rs/xid/.golangci.yml new file mode 100644 index 00000000..7929600a --- /dev/null +++ b/vendor/github.com/rs/xid/.golangci.yml @@ -0,0 +1,5 @@ +run: + tests: false + +output: + sort-results: true diff --git a/vendor/github.com/rs/xid/README.md b/vendor/github.com/rs/xid/README.md index 5bf462e8..974e67d2 100644 --- a/vendor/github.com/rs/xid/README.md +++ b/vendor/github.com/rs/xid/README.md @@ -70,6 +70,9 @@ References: - Ruby port by [Valar](https://github.com/valarpirai/): https://github.com/valarpirai/ruby_xid - Java port by [0xShamil](https://github.com/0xShamil/): https://github.com/0xShamil/java-xid - Dart port by [Peter Bwire](https://github.com/pitabwire): https://pub.dev/packages/xid +- PostgreSQL port by [Rasmus Holm](https://github.com/crholm): https://github.com/modfin/pg-xid +- Swift port by [Uditha Atukorala](https://github.com/uditha-atukorala): https://github.com/uditha-atukorala/swift-xid +- C++ port by [Uditha Atukorala](https://github.com/uditha-atukorala): https://github.com/uditha-atukorala/libxid ## Install diff --git a/vendor/github.com/rs/xid/id.go b/vendor/github.com/rs/xid/id.go index 1f536b41..fcd7a041 100644 --- a/vendor/github.com/rs/xid/id.go +++ b/vendor/github.com/rs/xid/id.go @@ -43,7 +43,7 @@ package xid import ( "bytes" - "crypto/md5" + "crypto/sha256" "crypto/rand" "database/sql/driver" "encoding/binary" @@ -72,13 +72,11 @@ const ( ) var ( - // objectIDCounter is atomically incremented when generating a new ObjectId - // using NewObjectId() function. It's used as a counter part of an id. - // This id is initialized with a random value. + // objectIDCounter is atomically incremented when generating a new ObjectId. It's + // used as the counter part of an id. This id is initialized with a random value. objectIDCounter = randInt() - // machineId stores machine id generated once and used in subsequent calls - // to NewObjectId function. + // machineID is generated once and used in subsequent calls to the New* functions. machineID = readMachineID() // pid stores the current process id @@ -107,9 +105,9 @@ func init() { } } -// readMachineId generates machine id and puts it into the machineId global -// variable. If this function fails to get the hostname, it will cause -// a runtime error. +// readMachineID generates a machine ID, derived from a platform-specific machine ID +// value, or else the machine's hostname, or else a randomly-generated number. +// It panics if all of these methods fail. func readMachineID() []byte { id := make([]byte, 3) hid, err := readPlatformMachineID() @@ -117,7 +115,7 @@ func readMachineID() []byte { hid, err = os.Hostname() } if err == nil && len(hid) != 0 { - hw := md5.New() + hw := sha256.New() hw.Write([]byte(hid)) copy(id, hw.Sum(nil)) } else { @@ -148,7 +146,7 @@ func NewWithTime(t time.Time) ID { var id ID // Timestamp, 4 bytes, big endian binary.BigEndian.PutUint32(id[:], uint32(t.Unix())) - // Machine, first 3 bytes of md5(hostname) + // Machine ID, 3 bytes id[4] = machineID[0] id[5] = machineID[1] id[6] = machineID[2] @@ -239,6 +237,7 @@ func (id *ID) UnmarshalText(text []byte) error { } } if !decode(id, text) { + *id = nilID return ErrInvalidID } return nil @@ -264,6 +263,10 @@ func decode(id *ID, src []byte) bool { _ = id[11] id[11] = dec[src[17]]<<6 | dec[src[18]]<<1 | dec[src[19]]>>4 + // check the last byte + if encoding[(id[11]<<4)&0x1F] != src[19] { + return false + } id[10] = dec[src[16]]<<3 | dec[src[17]]>>2 id[9] = dec[src[14]]<<5 | dec[src[15]] id[8] = dec[src[12]]<<7 | dec[src[13]]<<2 | dec[src[14]]>>3 @@ -275,16 +278,7 @@ func decode(id *ID, src []byte) bool { id[2] = dec[src[3]]<<4 | dec[src[4]]>>1 id[1] = dec[src[1]]<<6 | dec[src[2]]<<1 | dec[src[3]]>>4 id[0] = dec[src[0]]<<3 | dec[src[1]]>>2 - - // Validate that there are no discarer bits (padding) in src that would - // cause the string-encoded id not to equal src. - var check [4]byte - - check[3] = encoding[(id[11]<<4)&0x1F] - check[2] = encoding[(id[11]>>1)&0x1F] - check[1] = encoding[(id[11]>>6)&0x1F|(id[10]<<2)&0x1F] - check[0] = encoding[id[10]>>3] - return bytes.Equal([]byte(src[16:20]), check[:]) + return true } // Time returns the timestamp part of the id. @@ -344,6 +338,11 @@ func (id ID) IsNil() bool { return id == nilID } +// Alias of IsNil +func (id ID) IsZero() bool { + return id.IsNil() +} + // NilID returns a zero value for `xid.ID`. func NilID() ID { return nilID |