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17,800
tobischo/gokeepasslib
xml.go
MarshalText
func (u UUID) MarshalText() ([]byte, error) { text := make([]byte, 24) base64.StdEncoding.Encode(text, u[:]) return text, nil }
go
func (u UUID) MarshalText() ([]byte, error) { text := make([]byte, 24) base64.StdEncoding.Encode(text, u[:]) return text, nil }
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// MarshalText is a marshaler method to encode uuid content as base 64 and return it
[ "MarshalText", "is", "a", "marshaler", "method", "to", "encode", "uuid", "content", "as", "base", "64", "and", "return", "it" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L213-L217
17,801
tobischo/gokeepasslib
xml.go
UnmarshalText
func (u *UUID) UnmarshalText(text []byte) error { id := make([]byte, base64.StdEncoding.DecodedLen(len(text))) length, err := base64.StdEncoding.Decode(id, text) if err != nil { return err } if length != 16 { return ErrInvalidUUIDLength } copy((*u)[:], id[:16]) return nil }
go
func (u *UUID) UnmarshalText(text []byte) error { id := make([]byte, base64.StdEncoding.DecodedLen(len(text))) length, err := base64.StdEncoding.Decode(id, text) if err != nil { return err } if length != 16 { return ErrInvalidUUIDLength } copy((*u)[:], id[:16]) return nil }
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// UnmarshalText unmarshals a byte slice into a UUID by decoding the given data from base64
[ "UnmarshalText", "unmarshals", "a", "byte", "slice", "into", "a", "UUID", "by", "decoding", "the", "given", "data", "from", "base64" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L220-L231
17,802
tobischo/gokeepasslib
xml.go
Compare
func (u UUID) Compare(c UUID) bool { for i, v := range c { if u[i] != v { return false } } return true }
go
func (u UUID) Compare(c UUID) bool { for i, v := range c { if u[i] != v { return false } } return true }
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// Compare allowes to check whether two instance of UUID are equal in value. // This is used for searching a uuid
[ "Compare", "allowes", "to", "check", "whether", "two", "instance", "of", "UUID", "are", "equal", "in", "value", ".", "This", "is", "used", "for", "searching", "a", "uuid" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L235-L242
17,803
tobischo/gokeepasslib
xml.go
Get
func (e *Entry) Get(key string) *ValueData { for i := range e.Values { if e.Values[i].Key == key { return &e.Values[i] } } return nil }
go
func (e *Entry) Get(key string) *ValueData { for i := range e.Values { if e.Values[i].Key == key { return &e.Values[i] } } return nil }
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// Get returns the value in e corresponding with key k, or an empty string otherwise
[ "Get", "returns", "the", "value", "in", "e", "corresponding", "with", "key", "k", "or", "an", "empty", "string", "otherwise" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L245-L252
17,804
tobischo/gokeepasslib
xml.go
GetContent
func (e *Entry) GetContent(key string) string { val := e.Get(key) if val == nil { return "" } return val.Value.Content }
go
func (e *Entry) GetContent(key string) string { val := e.Get(key) if val == nil { return "" } return val.Value.Content }
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// GetContent returns the content of the value belonging to the given key in string form
[ "GetContent", "returns", "the", "content", "of", "the", "value", "belonging", "to", "the", "given", "key", "in", "string", "form" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L255-L261
17,805
tobischo/gokeepasslib
xml.go
GetIndex
func (e *Entry) GetIndex(key string) int { for i := range e.Values { if e.Values[i].Key == key { return i } } return -1 }
go
func (e *Entry) GetIndex(key string) int { for i := range e.Values { if e.Values[i].Key == key { return i } } return -1 }
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// GetIndex returns the index of the Value belonging to the given key, or -1 if none is found
[ "GetIndex", "returns", "the", "index", "of", "the", "Value", "belonging", "to", "the", "given", "key", "or", "-", "1", "if", "none", "is", "found" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/xml.go#L264-L271
17,806
tobischo/gokeepasslib
database.go
getTransformedKey
func (db *Database) getTransformedKey() ([]byte, error) { if db.Credentials == nil { return nil, ErrRequiredAttributeMissing("Credentials") } return db.Credentials.buildTransformedKey(db) }
go
func (db *Database) getTransformedKey() ([]byte, error) { if db.Credentials == nil { return nil, ErrRequiredAttributeMissing("Credentials") } return db.Credentials.buildTransformedKey(db) }
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// getTransformedKey returns the transformed key Credentials
[ "getTransformedKey", "returns", "the", "transformed", "key", "Credentials" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/database.go#L42-L47
17,807
tobischo/gokeepasslib
database.go
GetEncrypterManager
func (db *Database) GetEncrypterManager(transformedKey []byte) (*EncrypterManager, error) { return NewEncrypterManager( buildMasterKey(db, transformedKey), db.Header.FileHeaders.EncryptionIV, ) }
go
func (db *Database) GetEncrypterManager(transformedKey []byte) (*EncrypterManager, error) { return NewEncrypterManager( buildMasterKey(db, transformedKey), db.Header.FileHeaders.EncryptionIV, ) }
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// GetEncrypterManager returns an EncryptManager based on the master key and EncryptionIV, or nil if the type is unsupported
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8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/database.go#L50-L55
17,808
tobischo/gokeepasslib
database.go
GetStreamManager
func (db *Database) GetStreamManager() (*StreamManager, error) { if db.Header.FileHeaders != nil { if db.Header.IsKdbx4() { return NewStreamManager( db.Content.InnerHeader.InnerRandomStreamID, db.Content.InnerHeader.InnerRandomStreamKey, ) } return NewStreamManager( db.Header.FileHeaders.InnerRandomStreamID, db.Header.FileHeaders.ProtectedStreamKey, ) } return nil, nil }
go
func (db *Database) GetStreamManager() (*StreamManager, error) { if db.Header.FileHeaders != nil { if db.Header.IsKdbx4() { return NewStreamManager( db.Content.InnerHeader.InnerRandomStreamID, db.Content.InnerHeader.InnerRandomStreamKey, ) } return NewStreamManager( db.Header.FileHeaders.InnerRandomStreamID, db.Header.FileHeaders.ProtectedStreamKey, ) } return nil, nil }
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// GetStreamManager returns a StreamManager based on the db headers, or nil if the type is unsupported // Can be used to lock only certain entries instead of calling
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8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/database.go#L59-L74
17,809
tobischo/gokeepasslib
binary.go
Find
func (bs Binaries) Find(id int) *Binary { for i := range bs { if bs[i].ID == id { return &bs[i] } } return nil }
go
func (bs Binaries) Find(id int) *Binary { for i := range bs { if bs[i].ID == id { return &bs[i] } } return nil }
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// Find returns a reference to a binary with the same ID as id, or nil if none if found
[ "Find", "returns", "a", "reference", "to", "a", "binary", "with", "the", "same", "ID", "as", "id", "or", "nil", "if", "none", "if", "found" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L36-L43
17,810
tobischo/gokeepasslib
binary.go
Find
func (br *BinaryReference) Find(db *Database) *Binary { if db.Header.IsKdbx4() { return db.Content.InnerHeader.Binaries.Find(br.Value.ID) } return db.Content.Meta.Binaries.Find(br.Value.ID) }
go
func (br *BinaryReference) Find(db *Database) *Binary { if db.Header.IsKdbx4() { return db.Content.InnerHeader.Binaries.Find(br.Value.ID) } return db.Content.Meta.Binaries.Find(br.Value.ID) }
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// Find returns a reference to a binary in the database db with the same id as br, or nil if none is found
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8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L46-L51
17,811
tobischo/gokeepasslib
binary.go
Add
func (bs *Binaries) Add(c []byte) *Binary { binary := Binary{ Compressed: wrappers.BoolWrapper(true), } if len(*bs) == 0 { binary.ID = 0 } else { binary.ID = (*bs)[len(*bs)-1].ID + 1 } binary.SetContent(c) *bs = append(*bs, binary) return &(*bs)[len(*bs)-1] }
go
func (bs *Binaries) Add(c []byte) *Binary { binary := Binary{ Compressed: wrappers.BoolWrapper(true), } if len(*bs) == 0 { binary.ID = 0 } else { binary.ID = (*bs)[len(*bs)-1].ID + 1 } binary.SetContent(c) *bs = append(*bs, binary) return &(*bs)[len(*bs)-1] }
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// Add appends binary data to the slice
[ "Add", "appends", "binary", "data", "to", "the", "slice" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L54-L66
17,812
tobischo/gokeepasslib
binary.go
GetContent
func (b Binary) GetContent() (string, error) { // Check for base64 content (KDBX 3.1), if it fail try with KDBX 4 decoded := make([]byte, base64.StdEncoding.DecodedLen(len(b.Content))) _, err := base64.StdEncoding.Decode(decoded, b.Content) if err != nil { // KDBX 4 doesn't encode it decoded = b.Content[:] } if b.Compressed { reader, err := gzip.NewReader(bytes.NewReader(decoded)) if err != nil { return "", err } defer reader.Close() bts, err := ioutil.ReadAll(reader) if err != nil && err != io.ErrUnexpectedEOF { return "", err } return string(bts), nil } return string(decoded), nil }
go
func (b Binary) GetContent() (string, error) { // Check for base64 content (KDBX 3.1), if it fail try with KDBX 4 decoded := make([]byte, base64.StdEncoding.DecodedLen(len(b.Content))) _, err := base64.StdEncoding.Decode(decoded, b.Content) if err != nil { // KDBX 4 doesn't encode it decoded = b.Content[:] } if b.Compressed { reader, err := gzip.NewReader(bytes.NewReader(decoded)) if err != nil { return "", err } defer reader.Close() bts, err := ioutil.ReadAll(reader) if err != nil && err != io.ErrUnexpectedEOF { return "", err } return string(bts), nil } return string(decoded), nil }
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// GetContent returns a string which is the plaintext content of a binary
[ "GetContent", "returns", "a", "string", "which", "is", "the", "plaintext", "content", "of", "a", "binary" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L69-L91
17,813
tobischo/gokeepasslib
binary.go
CreateReference
func (b Binary) CreateReference(f string) BinaryReference { return NewBinaryReference(f, b.ID) }
go
func (b Binary) CreateReference(f string) BinaryReference { return NewBinaryReference(f, b.ID) }
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// CreateReference creates a reference with the same id as b with filename f
[ "CreateReference", "creates", "a", "reference", "with", "the", "same", "id", "as", "b", "with", "filename", "f" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L112-L114
17,814
tobischo/gokeepasslib
binary.go
NewBinaryReference
func NewBinaryReference(name string, id int) BinaryReference { ref := BinaryReference{} ref.Name = name ref.Value.ID = id return ref }
go
func NewBinaryReference(name string, id int) BinaryReference { ref := BinaryReference{} ref.Name = name ref.Value.ID = id return ref }
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// NewBinaryReference creates a new BinaryReference with the given name and id
[ "NewBinaryReference", "creates", "a", "new", "BinaryReference", "with", "the", "given", "name", "and", "id" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/binary.go#L117-L122
17,815
tobischo/gokeepasslib
content.go
readFrom
func (ih *InnerHeader) readFrom(r io.Reader) error { binaryCount := 0 // Var used to count and index every binary for { var headerType byte var length int32 var data []byte if err := binary.Read(r, binary.LittleEndian, &headerType); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &length); err != nil { return err } data = make([]byte, length) if err := binary.Read(r, binary.LittleEndian, &data); err != nil { return err } if headerType == InnerHeaderTerminator { // End of inner header break } else if headerType == InnerHeaderIRSID { // Found InnerRandomStream ID ih.InnerRandomStreamID = binary.LittleEndian.Uint32(data) } else if headerType == InnerHeaderIRSKey { // Found InnerRandomStream Key ih.InnerRandomStreamKey = data } else if headerType == InnerHeaderBinary { // Found a binary var protection byte reader := bytes.NewReader(data) binary.Read(reader, binary.LittleEndian, &protection) // Read memory protection flag content, _ := ioutil.ReadAll(reader) // Read content ih.Binaries = append(ih.Binaries, Binary{ ID: binaryCount, MemoryProtection: protection, Content: content, }) binaryCount = binaryCount + 1 } else { return ErrUnknownInnerHeaderID(headerType) } } return nil }
go
func (ih *InnerHeader) readFrom(r io.Reader) error { binaryCount := 0 // Var used to count and index every binary for { var headerType byte var length int32 var data []byte if err := binary.Read(r, binary.LittleEndian, &headerType); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &length); err != nil { return err } data = make([]byte, length) if err := binary.Read(r, binary.LittleEndian, &data); err != nil { return err } if headerType == InnerHeaderTerminator { // End of inner header break } else if headerType == InnerHeaderIRSID { // Found InnerRandomStream ID ih.InnerRandomStreamID = binary.LittleEndian.Uint32(data) } else if headerType == InnerHeaderIRSKey { // Found InnerRandomStream Key ih.InnerRandomStreamKey = data } else if headerType == InnerHeaderBinary { // Found a binary var protection byte reader := bytes.NewReader(data) binary.Read(reader, binary.LittleEndian, &protection) // Read memory protection flag content, _ := ioutil.ReadAll(reader) // Read content ih.Binaries = append(ih.Binaries, Binary{ ID: binaryCount, MemoryProtection: protection, Content: content, }) binaryCount = binaryCount + 1 } else { return ErrUnknownInnerHeaderID(headerType) } } return nil }
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// readFrom reads the InnerHeader from an io.Reader
[ "readFrom", "reads", "the", "InnerHeader", "from", "an", "io", ".", "Reader" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/content.go#L47-L94
17,816
tobischo/gokeepasslib
content.go
writeTo
func (ih *InnerHeader) writeTo(w io.Writer) error { irsID := make([]byte, 4) binary.LittleEndian.PutUint32(irsID, ih.InnerRandomStreamID) if err := writeToInnerHeader(w, InnerHeaderIRSID, irsID); err != nil { return err } if err := writeToInnerHeader(w, InnerHeaderIRSKey, ih.InnerRandomStreamKey); err != nil { return err } for _, item := range ih.Binaries { buf := []byte{item.MemoryProtection} buf = append(buf, item.Content...) if err := writeToInnerHeader(w, InnerHeaderBinary, buf); err != nil { return err } } // End inner header if err := binary.Write(w, binary.LittleEndian, InnerHeaderTerminator); err != nil { return err } return binary.Write(w, binary.LittleEndian, uint32(0)) }
go
func (ih *InnerHeader) writeTo(w io.Writer) error { irsID := make([]byte, 4) binary.LittleEndian.PutUint32(irsID, ih.InnerRandomStreamID) if err := writeToInnerHeader(w, InnerHeaderIRSID, irsID); err != nil { return err } if err := writeToInnerHeader(w, InnerHeaderIRSKey, ih.InnerRandomStreamKey); err != nil { return err } for _, item := range ih.Binaries { buf := []byte{item.MemoryProtection} buf = append(buf, item.Content...) if err := writeToInnerHeader(w, InnerHeaderBinary, buf); err != nil { return err } } // End inner header if err := binary.Write(w, binary.LittleEndian, InnerHeaderTerminator); err != nil { return err } return binary.Write(w, binary.LittleEndian, uint32(0)) }
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// writeTo the InnerHeader to the given io.Writer
[ "writeTo", "the", "InnerHeader", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/content.go#L97-L120
17,817
tobischo/gokeepasslib
hashes.go
readFrom
func (h *DBHashes) readFrom(r io.Reader) error { return binary.Read(r, binary.LittleEndian, h) }
go
func (h *DBHashes) readFrom(r io.Reader) error { return binary.Read(r, binary.LittleEndian, h) }
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// readFrom reads the hashes from an io.Reader
[ "readFrom", "reads", "the", "hashes", "from", "an", "io", ".", "Reader" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/hashes.go#L23-L25
17,818
tobischo/gokeepasslib
hashes.go
writeTo
func (h DBHashes) writeTo(w io.Writer) error { return binary.Write(w, binary.LittleEndian, h) }
go
func (h DBHashes) writeTo(w io.Writer) error { return binary.Write(w, binary.LittleEndian, h) }
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// writeTo writes the hashes to the given io.Writer
[ "writeTo", "writes", "the", "hashes", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/hashes.go#L28-L30
17,819
tobischo/gokeepasslib
wrappers/time.go
Now
func Now() TimeWrapper { return TimeWrapper{ Formatted: true, Time: time.Now().In(time.UTC), } }
go
func Now() TimeWrapper { return TimeWrapper{ Formatted: true, Time: time.Now().In(time.UTC), } }
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// Now returns a TimeWrapper instance with the current time in UTC
[ "Now", "returns", "a", "TimeWrapper", "instance", "with", "the", "current", "time", "in", "UTC" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/wrappers/time.go#L22-L27
17,820
tobischo/gokeepasslib
crypto/aes.go
NewAESEncrypter
func NewAESEncrypter(key []byte, iv []byte) (*AESEncrypter, error) { block, err := aes.NewCipher(key) if err != nil { return nil, err } e := AESEncrypter{ block: block, encryptionIV: iv, } return &e, nil }
go
func NewAESEncrypter(key []byte, iv []byte) (*AESEncrypter, error) { block, err := aes.NewCipher(key) if err != nil { return nil, err } e := AESEncrypter{ block: block, encryptionIV: iv, } return &e, nil }
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// NewAESEncrypter initialize a new AESEncrypter interfaced with Encrypter
[ "NewAESEncrypter", "initialize", "a", "new", "AESEncrypter", "interfaced", "with", "Encrypter" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto/aes.go#L15-L26
17,821
tobischo/gokeepasslib
crypto/chacha.go
NewChaChaEncrypter
func NewChaChaEncrypter(key []byte, iv []byte) (*ChaChaStream, error) { cipher, err := chacha20.NewCipher(iv, key) if err != nil { return nil, err } c := ChaChaStream{ cipher: cipher, } return &c, nil }
go
func NewChaChaEncrypter(key []byte, iv []byte) (*ChaChaStream, error) { cipher, err := chacha20.NewCipher(iv, key) if err != nil { return nil, err } c := ChaChaStream{ cipher: cipher, } return &c, nil }
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// NewChaChaEncrypter initialize a new ChaChaStream interfaced with Encrypter
[ "NewChaChaEncrypter", "initialize", "a", "new", "ChaChaStream", "interfaced", "with", "Encrypter" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto/chacha.go#L17-L27
17,822
tobischo/gokeepasslib
crypto/chacha.go
NewChaChaStream
func NewChaChaStream(key []byte) (*ChaChaStream, error) { hash := sha512.Sum512(key) cipher, err := chacha20.NewCipher(hash[32:44], hash[:32]) if err != nil { return nil, err } c := ChaChaStream{ cipher: cipher, } return &c, nil }
go
func NewChaChaStream(key []byte) (*ChaChaStream, error) { hash := sha512.Sum512(key) cipher, err := chacha20.NewCipher(hash[32:44], hash[:32]) if err != nil { return nil, err } c := ChaChaStream{ cipher: cipher, } return &c, nil }
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// NewChaChaStream initialize a new ChaChaStream interfaced with Stream
[ "NewChaChaStream", "initialize", "a", "new", "ChaChaStream", "interfaced", "with", "Stream" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto/chacha.go#L30-L42
17,823
tobischo/gokeepasslib
wrappers/bool.go
MarshalXML
func (b *BoolWrapper) MarshalXML(e *xml.Encoder, start xml.StartElement) error { val := "False" if *b { val = "True" } e.EncodeElement(val, start) return nil }
go
func (b *BoolWrapper) MarshalXML(e *xml.Encoder, start xml.StartElement) error { val := "False" if *b { val = "True" } e.EncodeElement(val, start) return nil }
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// MarshalXML marshals the boolean into e
[ "MarshalXML", "marshals", "the", "boolean", "into", "e" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/wrappers/bool.go#L12-L19
17,824
tobischo/gokeepasslib
wrappers/bool.go
UnmarshalXML
func (b *BoolWrapper) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error { var val string d.DecodeElement(&val, &start) *b = false if strings.ToLower(val) == "true" { *b = true } return nil }
go
func (b *BoolWrapper) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error { var val string d.DecodeElement(&val, &start) *b = false if strings.ToLower(val) == "true" { *b = true } return nil }
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// UnmarshalXML unmarshals the boolean from d
[ "UnmarshalXML", "unmarshals", "the", "boolean", "from", "d" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/wrappers/bool.go#L22-L32
17,825
tobischo/gokeepasslib
wrappers/bool.go
MarshalXMLAttr
func (b *BoolWrapper) MarshalXMLAttr(name xml.Name) (xml.Attr, error) { val := "False" if *b { val = "True" } return xml.Attr{Name: name, Value: val}, nil }
go
func (b *BoolWrapper) MarshalXMLAttr(name xml.Name) (xml.Attr, error) { val := "False" if *b { val = "True" } return xml.Attr{Name: name, Value: val}, nil }
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// MarshalXMLAttr returns the encoded XML attribute
[ "MarshalXMLAttr", "returns", "the", "encoded", "XML", "attribute" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/wrappers/bool.go#L35-L42
17,826
tobischo/gokeepasslib
wrappers/bool.go
UnmarshalXMLAttr
func (b *BoolWrapper) UnmarshalXMLAttr(attr xml.Attr) error { *b = false if strings.ToLower(attr.Value) == "true" { *b = true } return nil }
go
func (b *BoolWrapper) UnmarshalXMLAttr(attr xml.Attr) error { *b = false if strings.ToLower(attr.Value) == "true" { *b = true } return nil }
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// UnmarshalXMLAttr decodes a single XML attribute
[ "UnmarshalXMLAttr", "decodes", "a", "single", "XML", "attribute" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/wrappers/bool.go#L45-L52
17,827
tobischo/gokeepasslib
crypto.go
NewEncrypterManager
func NewEncrypterManager(key []byte, iv []byte) (manager *EncrypterManager, err error) { var encrypter Encrypter manager = new(EncrypterManager) switch len(iv) { case 12: // ChaCha20 encrypter, err = crypto.NewChaChaEncrypter(key, iv) case 16: // AES encrypter, err = crypto.NewAESEncrypter(key, iv) default: return nil, ErrUnsupportedEncrypterType } manager.Encrypter = encrypter return }
go
func NewEncrypterManager(key []byte, iv []byte) (manager *EncrypterManager, err error) { var encrypter Encrypter manager = new(EncrypterManager) switch len(iv) { case 12: // ChaCha20 encrypter, err = crypto.NewChaChaEncrypter(key, iv) case 16: // AES encrypter, err = crypto.NewAESEncrypter(key, iv) default: return nil, ErrUnsupportedEncrypterType } manager.Encrypter = encrypter return }
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// NewEncrypterManager initialize a new EncrypterManager
[ "NewEncrypterManager", "initialize", "a", "new", "EncrypterManager" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L40-L55
17,828
tobischo/gokeepasslib
crypto.go
NewStreamManager
func NewStreamManager(id uint32, key []byte) (manager *StreamManager, err error) { var stream Stream manager = new(StreamManager) switch id { case NoStreamID: stream = crypto.NewInsecureStream() case SalsaStreamID: stream, err = crypto.NewSalsaStream(key) case ChaChaStreamID: stream, err = crypto.NewChaChaStream(key) default: return nil, ErrUnsupportedStreamType } manager.Stream = stream return }
go
func NewStreamManager(id uint32, key []byte) (manager *StreamManager, err error) { var stream Stream manager = new(StreamManager) switch id { case NoStreamID: stream = crypto.NewInsecureStream() case SalsaStreamID: stream, err = crypto.NewSalsaStream(key) case ChaChaStreamID: stream, err = crypto.NewChaChaStream(key) default: return nil, ErrUnsupportedStreamType } manager.Stream = stream return }
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// NewStreamManager initialize a new StreamManager
[ "NewStreamManager", "initialize", "a", "new", "StreamManager" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L58-L73
17,829
tobischo/gokeepasslib
crypto.go
UnlockProtectedGroups
func (cs *StreamManager) UnlockProtectedGroups(gs []Group) { for i := range gs { //For each top level group cs.UnlockProtectedGroup(&gs[i]) } }
go
func (cs *StreamManager) UnlockProtectedGroups(gs []Group) { for i := range gs { //For each top level group cs.UnlockProtectedGroup(&gs[i]) } }
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// UnlockProtectedGroups unlocks an array of protected groups
[ "UnlockProtectedGroups", "unlocks", "an", "array", "of", "protected", "groups" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L96-L100
17,830
tobischo/gokeepasslib
crypto.go
UnlockProtectedGroup
func (cs *StreamManager) UnlockProtectedGroup(g *Group) { cs.UnlockProtectedEntries(g.Entries) cs.UnlockProtectedGroups(g.Groups) }
go
func (cs *StreamManager) UnlockProtectedGroup(g *Group) { cs.UnlockProtectedEntries(g.Entries) cs.UnlockProtectedGroups(g.Groups) }
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// UnlockProtectedGroup unlocks a protected group
[ "UnlockProtectedGroup", "unlocks", "a", "protected", "group" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L103-L106
17,831
tobischo/gokeepasslib
crypto.go
UnlockProtectedEntries
func (cs *StreamManager) UnlockProtectedEntries(e []Entry) { for i := range e { cs.UnlockProtectedEntry(&e[i]) } }
go
func (cs *StreamManager) UnlockProtectedEntries(e []Entry) { for i := range e { cs.UnlockProtectedEntry(&e[i]) } }
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// UnlockProtectedEntries unlocks an array of protected entries
[ "UnlockProtectedEntries", "unlocks", "an", "array", "of", "protected", "entries" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L109-L113
17,832
tobischo/gokeepasslib
crypto.go
UnlockProtectedEntry
func (cs *StreamManager) UnlockProtectedEntry(e *Entry) { for i := range e.Values { if bool(e.Values[i].Value.Protected) { e.Values[i].Value.Content = string(cs.Unpack(e.Values[i].Value.Content)) } } for i := range e.Histories { cs.UnlockProtectedEntries(e.Histories[i].Entries) } }
go
func (cs *StreamManager) UnlockProtectedEntry(e *Entry) { for i := range e.Values { if bool(e.Values[i].Value.Protected) { e.Values[i].Value.Content = string(cs.Unpack(e.Values[i].Value.Content)) } } for i := range e.Histories { cs.UnlockProtectedEntries(e.Histories[i].Entries) } }
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// UnlockProtectedEntry unlocks a protected entry
[ "UnlockProtectedEntry", "unlocks", "a", "protected", "entry" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L116-L125
17,833
tobischo/gokeepasslib
crypto.go
LockProtectedGroups
func (cs *StreamManager) LockProtectedGroups(gs []Group) { for i := range gs { cs.LockProtectedGroup(&gs[i]) } }
go
func (cs *StreamManager) LockProtectedGroups(gs []Group) { for i := range gs { cs.LockProtectedGroup(&gs[i]) } }
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// LockProtectedGroups locks an array of unprotected groups
[ "LockProtectedGroups", "locks", "an", "array", "of", "unprotected", "groups" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L128-L132
17,834
tobischo/gokeepasslib
crypto.go
LockProtectedGroup
func (cs *StreamManager) LockProtectedGroup(g *Group) { cs.LockProtectedEntries(g.Entries) cs.LockProtectedGroups(g.Groups) }
go
func (cs *StreamManager) LockProtectedGroup(g *Group) { cs.LockProtectedEntries(g.Entries) cs.LockProtectedGroups(g.Groups) }
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// LockProtectedGroup locks an unprotected group
[ "LockProtectedGroup", "locks", "an", "unprotected", "group" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L135-L138
17,835
tobischo/gokeepasslib
crypto.go
LockProtectedEntries
func (cs *StreamManager) LockProtectedEntries(es []Entry) { for i := range es { cs.LockProtectedEntry(&es[i]) } }
go
func (cs *StreamManager) LockProtectedEntries(es []Entry) { for i := range es { cs.LockProtectedEntry(&es[i]) } }
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// LockProtectedEntries locks an array of unprotected entries
[ "LockProtectedEntries", "locks", "an", "array", "of", "unprotected", "entries" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L141-L145
17,836
tobischo/gokeepasslib
crypto.go
LockProtectedEntry
func (cs *StreamManager) LockProtectedEntry(e *Entry) { for i := range e.Values { if bool(e.Values[i].Value.Protected) { e.Values[i].Value.Content = cs.Pack([]byte(e.Values[i].Value.Content)) } } for i := range e.Histories { cs.LockProtectedEntries(e.Histories[i].Entries) } }
go
func (cs *StreamManager) LockProtectedEntry(e *Entry) { for i := range e.Values { if bool(e.Values[i].Value.Protected) { e.Values[i].Value.Content = cs.Pack([]byte(e.Values[i].Value.Content)) } } for i := range e.Histories { cs.LockProtectedEntries(e.Histories[i].Entries) } }
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// LockProtectedEntry locks an unprotected entry
[ "LockProtectedEntry", "locks", "an", "unprotected", "entry" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto.go#L148-L157
17,837
tobischo/gokeepasslib
decoder.go
Decode
func (d *Decoder) Decode(db *Database) error { // Read header db.Header = new(DBHeader) if err := db.Header.readFrom(d.r); err != nil { return err } // Calculate transformed key to decrypt and calculate HMAC transformedKey, err := db.getTransformedKey() if err != nil { return err } // Read hashes and validate them (Kdbx v4) if db.Header.IsKdbx4() { db.Hashes = new(DBHashes) if err := db.Hashes.readFrom(d.r); err != nil { return err } if db.Options.ValidateHashes { if err := db.Header.ValidateSha256(db.Hashes.Sha256); err != nil { return err } hmacKey := buildHmacKey(db, transformedKey) if err := db.Header.ValidateHmacSha256(hmacKey, db.Hashes.Hmac); err != nil { return errors.New("Wrong password? HMAC-SHA256 of header mismatching") } } } // Decode raw content rawContent, _ := ioutil.ReadAll(d.r) if err := decodeRawContent(db, rawContent, transformedKey); err != nil { return err } contentReader := bytes.NewReader(db.Content.RawData) // Read InnerHeader (Kdbx v4) if db.Header.IsKdbx4() { db.Content.InnerHeader = new(InnerHeader) if err := db.Content.InnerHeader.readFrom(contentReader); err != nil { return err } } // Decode xml xmlDecoder := xml.NewDecoder(contentReader) return xmlDecoder.Decode(db.Content) }
go
func (d *Decoder) Decode(db *Database) error { // Read header db.Header = new(DBHeader) if err := db.Header.readFrom(d.r); err != nil { return err } // Calculate transformed key to decrypt and calculate HMAC transformedKey, err := db.getTransformedKey() if err != nil { return err } // Read hashes and validate them (Kdbx v4) if db.Header.IsKdbx4() { db.Hashes = new(DBHashes) if err := db.Hashes.readFrom(d.r); err != nil { return err } if db.Options.ValidateHashes { if err := db.Header.ValidateSha256(db.Hashes.Sha256); err != nil { return err } hmacKey := buildHmacKey(db, transformedKey) if err := db.Header.ValidateHmacSha256(hmacKey, db.Hashes.Hmac); err != nil { return errors.New("Wrong password? HMAC-SHA256 of header mismatching") } } } // Decode raw content rawContent, _ := ioutil.ReadAll(d.r) if err := decodeRawContent(db, rawContent, transformedKey); err != nil { return err } contentReader := bytes.NewReader(db.Content.RawData) // Read InnerHeader (Kdbx v4) if db.Header.IsKdbx4() { db.Content.InnerHeader = new(InnerHeader) if err := db.Content.InnerHeader.readFrom(contentReader); err != nil { return err } } // Decode xml xmlDecoder := xml.NewDecoder(contentReader) return xmlDecoder.Decode(db.Content) }
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// Decode populates given database with the data of Decoder reader
[ "Decode", "populates", "given", "database", "with", "the", "data", "of", "Decoder", "reader" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/decoder.go#L24-L75
17,838
tobischo/gokeepasslib
crypto/salsa.go
NewSalsaStream
func NewSalsaStream(key []byte) (*SalsaStream, error) { hash := sha256.Sum256(key) state := make([]uint32, 16) state[1] = u8to32little(hash[:], 0) state[2] = u8to32little(hash[:], 4) state[3] = u8to32little(hash[:], 8) state[4] = u8to32little(hash[:], 12) state[11] = u8to32little(hash[:], 16) state[12] = u8to32little(hash[:], 20) state[13] = u8to32little(hash[:], 24) state[14] = u8to32little(hash[:], 28) state[0] = sigmaWords[0] state[5] = sigmaWords[1] state[10] = sigmaWords[2] state[15] = sigmaWords[3] state[6] = u8to32little(iv, 0) state[7] = u8to32little(iv, 4) state[8] = uint32(0) state[9] = uint32(0) s := SalsaStream{ State: state, blockUsed: 64, // Ensure a fresh block is generated, the first time bytes are needed currentBlock: make([]byte, 0), } return &s, nil }
go
func NewSalsaStream(key []byte) (*SalsaStream, error) { hash := sha256.Sum256(key) state := make([]uint32, 16) state[1] = u8to32little(hash[:], 0) state[2] = u8to32little(hash[:], 4) state[3] = u8to32little(hash[:], 8) state[4] = u8to32little(hash[:], 12) state[11] = u8to32little(hash[:], 16) state[12] = u8to32little(hash[:], 20) state[13] = u8to32little(hash[:], 24) state[14] = u8to32little(hash[:], 28) state[0] = sigmaWords[0] state[5] = sigmaWords[1] state[10] = sigmaWords[2] state[15] = sigmaWords[3] state[6] = u8to32little(iv, 0) state[7] = u8to32little(iv, 4) state[8] = uint32(0) state[9] = uint32(0) s := SalsaStream{ State: state, blockUsed: 64, // Ensure a fresh block is generated, the first time bytes are needed currentBlock: make([]byte, 0), } return &s, nil }
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// NewSalsaStream initialize a new SalsaStream interfaced with CryptoStream
[ "NewSalsaStream", "initialize", "a", "new", "SalsaStream", "interfaced", "with", "CryptoStream" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/crypto/salsa.go#L25-L53
17,839
tobischo/gokeepasslib
header.go
NewFileHeaders
func NewFileHeaders() *FileHeaders { masterSeed := make([]byte, 32) rand.Read(masterSeed) transformSeed := make([]byte, 32) rand.Read(transformSeed) encryptionIV := make([]byte, 16) rand.Read(encryptionIV) protectedStreamKey := make([]byte, 32) rand.Read(protectedStreamKey) streamStartBytes := make([]byte, 32) rand.Read(streamStartBytes) return &FileHeaders{ CipherID: CipherAES, CompressionFlags: GzipCompressionFlag, MasterSeed: masterSeed, TransformSeed: transformSeed, TransformRounds: 6000, EncryptionIV: encryptionIV, ProtectedStreamKey: protectedStreamKey, StreamStartBytes: streamStartBytes, InnerRandomStreamID: SalsaStreamID, } }
go
func NewFileHeaders() *FileHeaders { masterSeed := make([]byte, 32) rand.Read(masterSeed) transformSeed := make([]byte, 32) rand.Read(transformSeed) encryptionIV := make([]byte, 16) rand.Read(encryptionIV) protectedStreamKey := make([]byte, 32) rand.Read(protectedStreamKey) streamStartBytes := make([]byte, 32) rand.Read(streamStartBytes) return &FileHeaders{ CipherID: CipherAES, CompressionFlags: GzipCompressionFlag, MasterSeed: masterSeed, TransformSeed: transformSeed, TransformRounds: 6000, EncryptionIV: encryptionIV, ProtectedStreamKey: protectedStreamKey, StreamStartBytes: streamStartBytes, InnerRandomStreamID: SalsaStreamID, } }
[ "func", "NewFileHeaders", "(", ")", "*", "FileHeaders", "{", "masterSeed", ":=", "make", "(", "[", "]", "byte", ",", "32", ")", "\n", "rand", ".", "Read", "(", "masterSeed", ")", "\n\n", "transformSeed", ":=", "make", "(", "[", "]", "byte", ",", "32"...
// NewFileHeaders creates a new FileHeaders with good defaults
[ "NewFileHeaders", "creates", "a", "new", "FileHeaders", "with", "good", "defaults" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L120-L147
17,840
tobischo/gokeepasslib
header.go
readFrom
func (h *DBHeader) readFrom(r io.Reader) error { // Save read data into a buffer that will be the RawData buffer := bytes.NewBuffer([]byte{}) tR := io.TeeReader(r, buffer) // Read signature h.Signature = new(Signature) if err := binary.Read(tR, binary.LittleEndian, h.Signature); err != nil { return err } // Read file headers h.FileHeaders = new(FileHeaders) for { var err error if h.IsKdbx4() { err = h.FileHeaders.readHeader4(tR) } else { err = h.FileHeaders.readHeader31(tR) } // Update RawData buffer h.RawData = buffer.Bytes() if err != nil { if err == ErrEndOfHeaders { break } return err } } return nil }
go
func (h *DBHeader) readFrom(r io.Reader) error { // Save read data into a buffer that will be the RawData buffer := bytes.NewBuffer([]byte{}) tR := io.TeeReader(r, buffer) // Read signature h.Signature = new(Signature) if err := binary.Read(tR, binary.LittleEndian, h.Signature); err != nil { return err } // Read file headers h.FileHeaders = new(FileHeaders) for { var err error if h.IsKdbx4() { err = h.FileHeaders.readHeader4(tR) } else { err = h.FileHeaders.readHeader31(tR) } // Update RawData buffer h.RawData = buffer.Bytes() if err != nil { if err == ErrEndOfHeaders { break } return err } } return nil }
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// readFrom reads the header from an io.Reader
[ "readFrom", "reads", "the", "header", "from", "an", "io", ".", "Reader" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L150-L182
17,841
tobischo/gokeepasslib
header.go
readHeader4
func (fh *FileHeaders) readHeader4(r io.Reader) error { var id uint8 var length uint32 var data []byte if err := binary.Read(r, binary.LittleEndian, &id); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &length); err != nil { return err } data = make([]byte, length) if err := binary.Read(r, binary.LittleEndian, &data); err != nil { return err } return fh.readFileHeader(id, data) }
go
func (fh *FileHeaders) readHeader4(r io.Reader) error { var id uint8 var length uint32 var data []byte if err := binary.Read(r, binary.LittleEndian, &id); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &length); err != nil { return err } data = make([]byte, length) if err := binary.Read(r, binary.LittleEndian, &data); err != nil { return err } return fh.readFileHeader(id, data) }
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// readHeader4 reads a header of a KDBX v4 database
[ "readHeader4", "reads", "a", "header", "of", "a", "KDBX", "v4", "database" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L185-L202
17,842
tobischo/gokeepasslib
header.go
readFileHeader
func (fh *FileHeaders) readFileHeader(id uint8, data []byte) error { switch id { case 0: return ErrEndOfHeaders case 1: fh.Comment = data case 2: fh.CipherID = data case 3: fh.CompressionFlags = binary.LittleEndian.Uint32(data) case 4: fh.MasterSeed = data case 5: fh.TransformSeed = data case 6: fh.TransformRounds = binary.LittleEndian.Uint64(data) case 7: fh.EncryptionIV = data case 8: fh.ProtectedStreamKey = data case 9: fh.StreamStartBytes = data case 10: fh.InnerRandomStreamID = binary.LittleEndian.Uint32(data) case 11: fh.KdfParameters = new(KdfParameters) return fh.KdfParameters.readKdfParameters(data) case 12: fh.PublicCustomData = new(VariantDictionary) return fh.PublicCustomData.readVariantDictionary(data) default: return ErrUnknownHeaderID(id) } return nil }
go
func (fh *FileHeaders) readFileHeader(id uint8, data []byte) error { switch id { case 0: return ErrEndOfHeaders case 1: fh.Comment = data case 2: fh.CipherID = data case 3: fh.CompressionFlags = binary.LittleEndian.Uint32(data) case 4: fh.MasterSeed = data case 5: fh.TransformSeed = data case 6: fh.TransformRounds = binary.LittleEndian.Uint64(data) case 7: fh.EncryptionIV = data case 8: fh.ProtectedStreamKey = data case 9: fh.StreamStartBytes = data case 10: fh.InnerRandomStreamID = binary.LittleEndian.Uint32(data) case 11: fh.KdfParameters = new(KdfParameters) return fh.KdfParameters.readKdfParameters(data) case 12: fh.PublicCustomData = new(VariantDictionary) return fh.PublicCustomData.readVariantDictionary(data) default: return ErrUnknownHeaderID(id) } return nil }
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// readFileHeader reads a header value and puts it into the right variable
[ "readFileHeader", "reads", "a", "header", "value", "and", "puts", "it", "into", "the", "right", "variable" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L225-L259
17,843
tobischo/gokeepasslib
header.go
readKdfParameters
func (k *KdfParameters) readKdfParameters(data []byte) error { dict := new(VariantDictionary) if err := dict.readVariantDictionary(data); err != nil { return err } k.RawData = dict for _, item := range dict.Items { switch string(item.Name) { case "$UUID": k.UUID = item.Value case "R": k.Rounds = binary.LittleEndian.Uint64(item.Value) case "S": copy(k.Salt[:], item.Value[:32]) case "P": k.Parallelism = binary.LittleEndian.Uint32(item.Value) case "M": k.Memory = binary.LittleEndian.Uint64(item.Value) case "I": k.Iterations = binary.LittleEndian.Uint64(item.Value) case "V": k.Version = binary.LittleEndian.Uint32(item.Value) case "K": k.SecretKey = item.Value case "A": k.AssocData = item.Value default: return ErrUnknownParameterID(string(item.Name)) } } return nil }
go
func (k *KdfParameters) readKdfParameters(data []byte) error { dict := new(VariantDictionary) if err := dict.readVariantDictionary(data); err != nil { return err } k.RawData = dict for _, item := range dict.Items { switch string(item.Name) { case "$UUID": k.UUID = item.Value case "R": k.Rounds = binary.LittleEndian.Uint64(item.Value) case "S": copy(k.Salt[:], item.Value[:32]) case "P": k.Parallelism = binary.LittleEndian.Uint32(item.Value) case "M": k.Memory = binary.LittleEndian.Uint64(item.Value) case "I": k.Iterations = binary.LittleEndian.Uint64(item.Value) case "V": k.Version = binary.LittleEndian.Uint32(item.Value) case "K": k.SecretKey = item.Value case "A": k.AssocData = item.Value default: return ErrUnknownParameterID(string(item.Name)) } } return nil }
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// readKdfParameters reads a variant dictionary and puts values into KdfParameters
[ "readKdfParameters", "reads", "a", "variant", "dictionary", "and", "puts", "values", "into", "KdfParameters" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L262-L294
17,844
tobischo/gokeepasslib
header.go
readVariantDictionary
func (vd *VariantDictionary) readVariantDictionary(data []byte) error { r := bytes.NewReader(data) if err := binary.Read(r, binary.LittleEndian, &vd.Version); err != nil { return err } for { vdi := new(VariantDictionaryItem) if err := binary.Read(r, binary.LittleEndian, &vdi.Type); err != nil { return err } if vdi.Type != 0x00 { if err := binary.Read(r, binary.LittleEndian, &vdi.NameLength); err != nil { return err } vdi.Name = make([]byte, vdi.NameLength) if err := binary.Read(r, binary.LittleEndian, &vdi.Name); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &vdi.ValueLength); err != nil { return err } vdi.Value = make([]byte, vdi.ValueLength) if err := binary.Read(r, binary.LittleEndian, &vdi.Value); err != nil { return err } vd.Items = append(vd.Items, vdi) } else { break } } return nil }
go
func (vd *VariantDictionary) readVariantDictionary(data []byte) error { r := bytes.NewReader(data) if err := binary.Read(r, binary.LittleEndian, &vd.Version); err != nil { return err } for { vdi := new(VariantDictionaryItem) if err := binary.Read(r, binary.LittleEndian, &vdi.Type); err != nil { return err } if vdi.Type != 0x00 { if err := binary.Read(r, binary.LittleEndian, &vdi.NameLength); err != nil { return err } vdi.Name = make([]byte, vdi.NameLength) if err := binary.Read(r, binary.LittleEndian, &vdi.Name); err != nil { return err } if err := binary.Read(r, binary.LittleEndian, &vdi.ValueLength); err != nil { return err } vdi.Value = make([]byte, vdi.ValueLength) if err := binary.Read(r, binary.LittleEndian, &vdi.Value); err != nil { return err } vd.Items = append(vd.Items, vdi) } else { break } } return nil }
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// readVariantDictionary reads a variant dictionary
[ "readVariantDictionary", "reads", "a", "variant", "dictionary" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L297-L333
17,845
tobischo/gokeepasslib
header.go
writeTo
func (h *DBHeader) writeTo(w io.Writer) error { var buffer bytes.Buffer mw := io.MultiWriter(w, &buffer) binary.Write(mw, binary.LittleEndian, h.Signature) if h.IsKdbx4() { h.FileHeaders.writeTo4(mw, &buffer) } else { h.FileHeaders.writeTo31(mw) } h.RawData = buffer.Bytes() return nil }
go
func (h *DBHeader) writeTo(w io.Writer) error { var buffer bytes.Buffer mw := io.MultiWriter(w, &buffer) binary.Write(mw, binary.LittleEndian, h.Signature) if h.IsKdbx4() { h.FileHeaders.writeTo4(mw, &buffer) } else { h.FileHeaders.writeTo31(mw) } h.RawData = buffer.Bytes() return nil }
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// writeTo writes the header to the given io.Writer
[ "writeTo", "writes", "the", "header", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L336-L351
17,846
tobischo/gokeepasslib
header.go
writeTo4
func (fh FileHeaders) writeTo4(w io.Writer, buf *bytes.Buffer) error { compressionFlags := make([]byte, 4) binary.LittleEndian.PutUint32(compressionFlags, fh.CompressionFlags) if err := writeTo4Header(w, 1, fh.Comment); err != nil { return err } if err := writeTo4Header(w, 2, fh.CipherID); err != nil { return err } if err := writeTo4Header(w, 3, compressionFlags); err != nil { return err } if err := writeTo4Header(w, 4, fh.MasterSeed); err != nil { return err } if err := writeTo4Header(w, 7, fh.EncryptionIV); err != nil { return err } if err := writeTo4VariantDictionary(w, 11, fh.KdfParameters.RawData); err != nil { return err } if err := writeTo4VariantDictionary(w, 12, fh.PublicCustomData); err != nil { return err } // End of header return writeTo4Header(w, 0, []byte{0x0D, 0x0A, 0x0D, 0x0A}) }
go
func (fh FileHeaders) writeTo4(w io.Writer, buf *bytes.Buffer) error { compressionFlags := make([]byte, 4) binary.LittleEndian.PutUint32(compressionFlags, fh.CompressionFlags) if err := writeTo4Header(w, 1, fh.Comment); err != nil { return err } if err := writeTo4Header(w, 2, fh.CipherID); err != nil { return err } if err := writeTo4Header(w, 3, compressionFlags); err != nil { return err } if err := writeTo4Header(w, 4, fh.MasterSeed); err != nil { return err } if err := writeTo4Header(w, 7, fh.EncryptionIV); err != nil { return err } if err := writeTo4VariantDictionary(w, 11, fh.KdfParameters.RawData); err != nil { return err } if err := writeTo4VariantDictionary(w, 12, fh.PublicCustomData); err != nil { return err } // End of header return writeTo4Header(w, 0, []byte{0x0D, 0x0A, 0x0D, 0x0A}) }
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// writeTo4 writes a Kdbx v4 structured file header to the given io.Writer
[ "writeTo4", "writes", "a", "Kdbx", "v4", "structured", "file", "header", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L354-L381
17,847
tobischo/gokeepasslib
header.go
writeTo4Header
func writeTo4Header(w io.Writer, id uint8, data []byte) error { if len(data) > 0 { if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint32(len(data))); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, data); err != nil { return err } } return nil }
go
func writeTo4Header(w io.Writer, id uint8, data []byte) error { if len(data) > 0 { if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint32(len(data))); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, data); err != nil { return err } } return nil }
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// writeTo4Header is an helper to write a file header with the correct Kdbx v4 structure to the given io.Writer
[ "writeTo4Header", "is", "an", "helper", "to", "write", "a", "file", "header", "with", "the", "correct", "Kdbx", "v4", "structure", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L384-L397
17,848
tobischo/gokeepasslib
header.go
writeTo4VariantDictionary
func writeTo4VariantDictionary(w io.Writer, id uint8, data *VariantDictionary) error { if data != nil { var buffer bytes.Buffer if err := binary.Write(&buffer, binary.LittleEndian, data.Version); err != nil { return err } for _, item := range data.Items { if err := binary.Write(&buffer, binary.LittleEndian, item.Type); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.NameLength); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.Name); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.ValueLength); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.Value); err != nil { return err } } if err := binary.Write(&buffer, binary.LittleEndian, []byte{0x00}); err != nil { return err } // Write to original writer if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint32(buffer.Len())); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, buffer.Bytes()); err != nil { return err } } return nil }
go
func writeTo4VariantDictionary(w io.Writer, id uint8, data *VariantDictionary) error { if data != nil { var buffer bytes.Buffer if err := binary.Write(&buffer, binary.LittleEndian, data.Version); err != nil { return err } for _, item := range data.Items { if err := binary.Write(&buffer, binary.LittleEndian, item.Type); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.NameLength); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.Name); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.ValueLength); err != nil { return err } if err := binary.Write(&buffer, binary.LittleEndian, item.Value); err != nil { return err } } if err := binary.Write(&buffer, binary.LittleEndian, []byte{0x00}); err != nil { return err } // Write to original writer if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint32(buffer.Len())); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, buffer.Bytes()); err != nil { return err } } return nil }
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// writeTo31Header is an helper to write a variant dictionary to the given io.Writer
[ "writeTo31Header", "is", "an", "helper", "to", "write", "a", "variant", "dictionary", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L400-L439
17,849
tobischo/gokeepasslib
header.go
writeTo31
func (fh FileHeaders) writeTo31(w io.Writer) error { compressionFlags := make([]byte, 4) binary.LittleEndian.PutUint32(compressionFlags, fh.CompressionFlags) transformRounds := make([]byte, 8) binary.LittleEndian.PutUint64(transformRounds, fh.TransformRounds) innerRandomStreamID := make([]byte, 4) binary.LittleEndian.PutUint32(innerRandomStreamID, fh.InnerRandomStreamID) if err := writeTo31Header(w, 1, fh.Comment); err != nil { return err } if err := writeTo31Header(w, 2, fh.CipherID); err != nil { return err } if err := writeTo31Header(w, 3, compressionFlags); err != nil { return err } if err := writeTo31Header(w, 4, fh.MasterSeed); err != nil { return err } if err := writeTo31Header(w, 5, fh.TransformSeed); err != nil { return err } if err := writeTo31Header(w, 6, transformRounds); err != nil { return err } if err := writeTo31Header(w, 7, fh.EncryptionIV); err != nil { return err } if err := writeTo31Header(w, 8, fh.ProtectedStreamKey); err != nil { return err } if err := writeTo31Header(w, 9, fh.StreamStartBytes); err != nil { return err } if err := writeTo31Header(w, 10, innerRandomStreamID); err != nil { return err } // End of header return writeTo31Header(w, 0, []byte{0x0D, 0x0A, 0x0D, 0x0A}) }
go
func (fh FileHeaders) writeTo31(w io.Writer) error { compressionFlags := make([]byte, 4) binary.LittleEndian.PutUint32(compressionFlags, fh.CompressionFlags) transformRounds := make([]byte, 8) binary.LittleEndian.PutUint64(transformRounds, fh.TransformRounds) innerRandomStreamID := make([]byte, 4) binary.LittleEndian.PutUint32(innerRandomStreamID, fh.InnerRandomStreamID) if err := writeTo31Header(w, 1, fh.Comment); err != nil { return err } if err := writeTo31Header(w, 2, fh.CipherID); err != nil { return err } if err := writeTo31Header(w, 3, compressionFlags); err != nil { return err } if err := writeTo31Header(w, 4, fh.MasterSeed); err != nil { return err } if err := writeTo31Header(w, 5, fh.TransformSeed); err != nil { return err } if err := writeTo31Header(w, 6, transformRounds); err != nil { return err } if err := writeTo31Header(w, 7, fh.EncryptionIV); err != nil { return err } if err := writeTo31Header(w, 8, fh.ProtectedStreamKey); err != nil { return err } if err := writeTo31Header(w, 9, fh.StreamStartBytes); err != nil { return err } if err := writeTo31Header(w, 10, innerRandomStreamID); err != nil { return err } // End of header return writeTo31Header(w, 0, []byte{0x0D, 0x0A, 0x0D, 0x0A}) }
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// writeTo31 writes a Kdbx v3.1 structured file header to the given io.Writer
[ "writeTo31", "writes", "a", "Kdbx", "v3", ".", "1", "structured", "file", "header", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L442-L484
17,850
tobischo/gokeepasslib
header.go
writeTo31Header
func writeTo31Header(w io.Writer, id uint8, data []byte) error { if len(data) > 0 { if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint16(len(data))); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, data); err != nil { return err } } return nil }
go
func writeTo31Header(w io.Writer, id uint8, data []byte) error { if len(data) > 0 { if err := binary.Write(w, binary.LittleEndian, id); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, uint16(len(data))); err != nil { return err } if err := binary.Write(w, binary.LittleEndian, data); err != nil { return err } } return nil }
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// writeTo31Header is an helper to write a file header with the correct Kdbx v3.1 structure to the given io.Writer
[ "writeTo31Header", "is", "an", "helper", "to", "write", "a", "file", "header", "with", "the", "correct", "Kdbx", "v3", ".", "1", "structure", "to", "the", "given", "io", ".", "Writer" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L487-L500
17,851
tobischo/gokeepasslib
header.go
Get
func (vd *VariantDictionary) Get(key string) *VariantDictionaryItem { for _, item := range vd.Items { if string(item.Name) == key { return item } } return nil }
go
func (vd *VariantDictionary) Get(key string) *VariantDictionaryItem { for _, item := range vd.Items { if string(item.Name) == key { return item } } return nil }
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// Get a VariantDictionaryItem via its key
[ "Get", "a", "VariantDictionaryItem", "via", "its", "key" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L503-L510
17,852
tobischo/gokeepasslib
header.go
ValidateSha256
func (h *DBHeader) ValidateSha256(hash [32]byte) error { sha := h.GetSha256() if !reflect.DeepEqual(sha, hash) { return errors.New("Sha256 of header mismatching") } return nil }
go
func (h *DBHeader) ValidateSha256(hash [32]byte) error { sha := h.GetSha256() if !reflect.DeepEqual(sha, hash) { return errors.New("Sha256 of header mismatching") } return nil }
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// ValidateSha256 validates the given hash with the Sha256 of the header
[ "ValidateSha256", "validates", "the", "given", "hash", "with", "the", "Sha256", "of", "the", "header" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L523-L529
17,853
tobischo/gokeepasslib
header.go
GetHmacSha256
func (h *DBHeader) GetHmacSha256(hmacKey []byte) (ret [32]byte) { hash := hmac.New(sha256.New, hmacKey) hash.Write(h.RawData) copy(ret[:32], hash.Sum(nil)[:32]) return }
go
func (h *DBHeader) GetHmacSha256(hmacKey []byte) (ret [32]byte) { hash := hmac.New(sha256.New, hmacKey) hash.Write(h.RawData) copy(ret[:32], hash.Sum(nil)[:32]) return }
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// GetHmacSha256 returns the HMAC-Sha256 hash of the header
[ "GetHmacSha256", "returns", "the", "HMAC", "-", "Sha256", "hash", "of", "the", "header" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L532-L537
17,854
tobischo/gokeepasslib
header.go
ValidateHmacSha256
func (h *DBHeader) ValidateHmacSha256(hmacKey []byte, hash [32]byte) error { hmacSha := h.GetHmacSha256(hmacKey) if !reflect.DeepEqual(hmacSha, hash) { return errors.New("HMAC-Sha256 of header mismatching") } return nil }
go
func (h *DBHeader) ValidateHmacSha256(hmacKey []byte, hash [32]byte) error { hmacSha := h.GetHmacSha256(hmacKey) if !reflect.DeepEqual(hmacSha, hash) { return errors.New("HMAC-Sha256 of header mismatching") } return nil }
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// ValidateHmacSha256 validates the given hash with the HMAC-Sha256 of the header
[ "ValidateHmacSha256", "validates", "the", "given", "hash", "with", "the", "HMAC", "-", "Sha256", "of", "the", "header" ]
8892e349f7674fa2214afba77de81fd6dfc44507
https://github.com/tobischo/gokeepasslib/blob/8892e349f7674fa2214afba77de81fd6dfc44507/header.go#L540-L546
17,855
restic/chunker
polynomials.go
Add
func (x Pol) Add(y Pol) Pol { r := Pol(uint64(x) ^ uint64(y)) return r }
go
func (x Pol) Add(y Pol) Pol { r := Pol(uint64(x) ^ uint64(y)) return r }
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// Add returns x+y.
[ "Add", "returns", "x", "+", "y", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L16-L19
17,856
restic/chunker
polynomials.go
Expand
func (x Pol) Expand() string { if x == 0 { return "0" } s := "" for i := x.Deg(); i > 1; i-- { if x&(1<<uint(i)) > 0 { s += fmt.Sprintf("+x^%d", i) } } if x&2 > 0 { s += "+x" } if x&1 > 0 { s += "+1" } return s[1:] }
go
func (x Pol) Expand() string { if x == 0 { return "0" } s := "" for i := x.Deg(); i > 1; i-- { if x&(1<<uint(i)) > 0 { s += fmt.Sprintf("+x^%d", i) } } if x&2 > 0 { s += "+x" } if x&1 > 0 { s += "+1" } return s[1:] }
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// Expand returns the string representation of the polynomial x.
[ "Expand", "returns", "the", "string", "representation", "of", "the", "polynomial", "x", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L109-L130
17,857
restic/chunker
polynomials.go
GCD
func (x Pol) GCD(f Pol) Pol { if f == 0 { return x } if x == 0 { return f } if x.Deg() < f.Deg() { x, f = f, x } return f.GCD(x.Mod(f)) }
go
func (x Pol) GCD(f Pol) Pol { if f == 0 { return x } if x == 0 { return f } if x.Deg() < f.Deg() { x, f = f, x } return f.GCD(x.Mod(f)) }
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// GCD computes the Greatest Common Divisor x and f.
[ "GCD", "computes", "the", "Greatest", "Common", "Divisor", "x", "and", "f", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L221-L235
17,858
restic/chunker
polynomials.go
Irreducible
func (x Pol) Irreducible() bool { for i := 1; i <= x.Deg()/2; i++ { if x.GCD(qp(uint(i), x)) != 1 { return false } } return true }
go
func (x Pol) Irreducible() bool { for i := 1; i <= x.Deg()/2; i++ { if x.GCD(qp(uint(i), x)) != 1 { return false } } return true }
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// Irreducible returns true iff x is irreducible over F_2. This function // uses Ben Or's reducibility test. // // For details see "Tests and Constructions of Irreducible Polynomials over // Finite Fields".
[ "Irreducible", "returns", "true", "iff", "x", "is", "irreducible", "over", "F_2", ".", "This", "function", "uses", "Ben", "Or", "s", "reducibility", "test", ".", "For", "details", "see", "Tests", "and", "Constructions", "of", "Irreducible", "Polynomials", "ove...
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L242-L250
17,859
restic/chunker
polynomials.go
MarshalJSON
func (x Pol) MarshalJSON() ([]byte, error) { buf := strconv.AppendUint([]byte{'"'}, uint64(x), 16) buf = append(buf, '"') return buf, nil }
go
func (x Pol) MarshalJSON() ([]byte, error) { buf := strconv.AppendUint([]byte{'"'}, uint64(x), 16) buf = append(buf, '"') return buf, nil }
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// MarshalJSON returns the JSON representation of the Pol.
[ "MarshalJSON", "returns", "the", "JSON", "representation", "of", "the", "Pol", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L292-L296
17,860
restic/chunker
polynomials.go
UnmarshalJSON
func (x *Pol) UnmarshalJSON(data []byte) error { if len(data) < 2 { return errors.New("invalid string for polynomial") } n, err := strconv.ParseUint(string(data[1:len(data)-1]), 16, 64) if err != nil { return err } *x = Pol(n) return nil }
go
func (x *Pol) UnmarshalJSON(data []byte) error { if len(data) < 2 { return errors.New("invalid string for polynomial") } n, err := strconv.ParseUint(string(data[1:len(data)-1]), 16, 64) if err != nil { return err } *x = Pol(n) return nil }
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// UnmarshalJSON parses a Pol from the JSON data.
[ "UnmarshalJSON", "parses", "a", "Pol", "from", "the", "JSON", "data", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/polynomials.go#L299-L310
17,861
restic/chunker
chunker.go
New
func New(rd io.Reader, pol Pol) *Chunker { return NewWithBoundaries(rd, pol, MinSize, MaxSize) }
go
func New(rd io.Reader, pol Pol) *Chunker { return NewWithBoundaries(rd, pol, MinSize, MaxSize) }
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// New returns a new Chunker based on polynomial p that reads from rd.
[ "New", "returns", "a", "new", "Chunker", "based", "on", "polynomial", "p", "that", "reads", "from", "rd", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/chunker.go#L92-L94
17,862
restic/chunker
chunker.go
NewWithBoundaries
func NewWithBoundaries(rd io.Reader, pol Pol, min, max uint) *Chunker { c := &Chunker{ chunkerState: chunkerState{ buf: make([]byte, chunkerBufSize), }, chunkerConfig: chunkerConfig{ pol: pol, rd: rd, MinSize: min, MaxSize: max, splitmask: (1 << 20) - 1, // aim to create chunks of 20 bits or about 1MiB on average. }, } c.reset() return c }
go
func NewWithBoundaries(rd io.Reader, pol Pol, min, max uint) *Chunker { c := &Chunker{ chunkerState: chunkerState{ buf: make([]byte, chunkerBufSize), }, chunkerConfig: chunkerConfig{ pol: pol, rd: rd, MinSize: min, MaxSize: max, splitmask: (1 << 20) - 1, // aim to create chunks of 20 bits or about 1MiB on average. }, } c.reset() return c }
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// NewWithBoundaries returns a new Chunker based on polynomial p that reads from // rd and custom min and max size boundaries.
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43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/chunker.go#L98-L115
17,863
restic/chunker
chunker.go
Reset
func (c *Chunker) Reset(rd io.Reader, pol Pol) { c.ResetWithBoundaries(rd, pol, MinSize, MaxSize) }
go
func (c *Chunker) Reset(rd io.Reader, pol Pol) { c.ResetWithBoundaries(rd, pol, MinSize, MaxSize) }
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// Reset reinitializes the chunker with a new reader and polynomial.
[ "Reset", "reinitializes", "the", "chunker", "with", "a", "new", "reader", "and", "polynomial", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/chunker.go#L118-L120
17,864
restic/chunker
chunker.go
ResetWithBoundaries
func (c *Chunker) ResetWithBoundaries(rd io.Reader, pol Pol, min, max uint) { *c = Chunker{ chunkerState: chunkerState{ buf: c.buf, }, chunkerConfig: chunkerConfig{ pol: pol, rd: rd, MinSize: min, MaxSize: max, splitmask: (1 << 20) - 1, }, } c.reset() }
go
func (c *Chunker) ResetWithBoundaries(rd io.Reader, pol Pol, min, max uint) { *c = Chunker{ chunkerState: chunkerState{ buf: c.buf, }, chunkerConfig: chunkerConfig{ pol: pol, rd: rd, MinSize: min, MaxSize: max, splitmask: (1 << 20) - 1, }, } c.reset() }
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// ResetWithBoundaries reinitializes the chunker with a new reader, polynomial // and custom min and max size boundaries.
[ "ResetWithBoundaries", "reinitializes", "the", "chunker", "with", "a", "new", "reader", "polynomial", "and", "custom", "min", "and", "max", "size", "boundaries", "." ]
43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/chunker.go#L124-L139
17,865
restic/chunker
chunker.go
fillTables
func (c *Chunker) fillTables() { // if polynomial hasn't been specified, do not compute anything for now if c.pol == 0 { return } c.tablesInitialized = true // test if the tables are cached for this polynomial cache.Lock() defer cache.Unlock() if t, ok := cache.entries[c.pol]; ok { c.tables = t return } // calculate table for sliding out bytes. The byte to slide out is used as // the index for the table, the value contains the following: // out_table[b] = Hash(b || 0 || ... || 0) // \ windowsize-1 zero bytes / // To slide out byte b_0 for window size w with known hash // H := H(b_0 || ... || b_w), it is sufficient to add out_table[b_0]: // H(b_0 || ... || b_w) + H(b_0 || 0 || ... || 0) // = H(b_0 + b_0 || b_1 + 0 || ... || b_w + 0) // = H( 0 || b_1 || ... || b_w) // // Afterwards a new byte can be shifted in. for b := 0; b < 256; b++ { var h Pol h = appendByte(h, byte(b), c.pol) for i := 0; i < windowSize-1; i++ { h = appendByte(h, 0, c.pol) } c.tables.out[b] = h } // calculate table for reduction mod Polynomial k := c.pol.Deg() for b := 0; b < 256; b++ { // mod_table[b] = A | B, where A = (b(x) * x^k mod pol) and B = b(x) * x^k // // The 8 bits above deg(Polynomial) determine what happens next and so // these bits are used as a lookup to this table. The value is split in // two parts: Part A contains the result of the modulus operation, part // B is used to cancel out the 8 top bits so that one XOR operation is // enough to reduce modulo Polynomial c.tables.mod[b] = Pol(uint64(b)<<uint(k)).Mod(c.pol) | (Pol(b) << uint(k)) } cache.entries[c.pol] = c.tables }
go
func (c *Chunker) fillTables() { // if polynomial hasn't been specified, do not compute anything for now if c.pol == 0 { return } c.tablesInitialized = true // test if the tables are cached for this polynomial cache.Lock() defer cache.Unlock() if t, ok := cache.entries[c.pol]; ok { c.tables = t return } // calculate table for sliding out bytes. The byte to slide out is used as // the index for the table, the value contains the following: // out_table[b] = Hash(b || 0 || ... || 0) // \ windowsize-1 zero bytes / // To slide out byte b_0 for window size w with known hash // H := H(b_0 || ... || b_w), it is sufficient to add out_table[b_0]: // H(b_0 || ... || b_w) + H(b_0 || 0 || ... || 0) // = H(b_0 + b_0 || b_1 + 0 || ... || b_w + 0) // = H( 0 || b_1 || ... || b_w) // // Afterwards a new byte can be shifted in. for b := 0; b < 256; b++ { var h Pol h = appendByte(h, byte(b), c.pol) for i := 0; i < windowSize-1; i++ { h = appendByte(h, 0, c.pol) } c.tables.out[b] = h } // calculate table for reduction mod Polynomial k := c.pol.Deg() for b := 0; b < 256; b++ { // mod_table[b] = A | B, where A = (b(x) * x^k mod pol) and B = b(x) * x^k // // The 8 bits above deg(Polynomial) determine what happens next and so // these bits are used as a lookup to this table. The value is split in // two parts: Part A contains the result of the modulus operation, part // B is used to cancel out the 8 top bits so that one XOR operation is // enough to reduce modulo Polynomial c.tables.mod[b] = Pol(uint64(b)<<uint(k)).Mod(c.pol) | (Pol(b) << uint(k)) } cache.entries[c.pol] = c.tables }
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// fillTables calculates out_table and mod_table for optimization. This // implementation uses a cache in the global variable cache.
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43a9dae2133895ca2eadc5c187b4ce00e5b73cdc
https://github.com/restic/chunker/blob/43a9dae2133895ca2eadc5c187b4ce00e5b73cdc/chunker.go#L162-L213
17,866
dchest/stemmer
dutch/dutch.go
deleteESuffixPrecededByNonVowel
func deleteESuffixPrecededByNonVowel(s []rune, r1 int) ([]rune, bool) { if i := len(s) - 1; i >= r1 && s[i] == 'e' && !isVowelAt(s, i-1) { s = s[:i] return s, true } return s, false }
go
func deleteESuffixPrecededByNonVowel(s []rune, r1 int) ([]rune, bool) { if i := len(s) - 1; i >= r1 && s[i] == 'e' && !isVowelAt(s, i-1) { s = s[:i] return s, true } return s, false }
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// Delete suffix e if in R1 and preceded by a non-vowel
[ "Delete", "suffix", "e", "if", "in", "R1", "and", "preceded", "by", "a", "non", "-", "vowel" ]
66719a20c4b5d119ff43ef41aab03265a3d644a7
https://github.com/dchest/stemmer/blob/66719a20c4b5d119ff43ef41aab03265a3d644a7/dutch/dutch.go#L102-L108
17,867
steveyen/gkvlite
collection.go
Get
func (t *Collection) Get(key []byte) (val []byte, err error) { i, err := t.GetItem(key, true) if err != nil { return nil, err } if i != nil { return i.Val, nil } return nil, nil }
go
func (t *Collection) Get(key []byte) (val []byte, err error) { i, err := t.GetItem(key, true) if err != nil { return nil, err } if i != nil { return i.Val, nil } return nil, nil }
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// Retrieve a value by its key. Returns nil if the item is not in the // collection. The returned value should be treated as immutable.
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5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L109-L118
17,868
steveyen/gkvlite
collection.go
Set
func (t *Collection) Set(key []byte, val []byte) error { return t.SetItem(&Item{Key: key, Val: val, Priority: rand.Int31()}) }
go
func (t *Collection) Set(key []byte, val []byte) error { return t.SetItem(&Item{Key: key, Val: val, Priority: rand.Int31()}) }
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// Replace or insert an item of a given key.
[ "Replace", "or", "insert", "an", "item", "of", "a", "given", "key", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L160-L162
17,869
steveyen/gkvlite
collection.go
Delete
func (t *Collection) Delete(key []byte) (wasDeleted bool, err error) { if t.store.readOnly { return false, errors.New("store is read only") } rnl := t.rootAddRef() defer t.rootDecRef(rnl) root := rnl.root i, err := t.GetItem(key, false) if err != nil || i == nil { return false, err } t.store.ItemDecRef(t, i) left, middle, right, err := t.store.split(t, root, key, &rnl.reclaimMark) if err != nil { return false, err } defer t.freeNodeLoc(left) defer t.freeNodeLoc(right) defer t.freeNodeLoc(middle) if middle.isEmpty() { return false, fmt.Errorf("concurrent delete, key: %v", key) } r, err := t.store.join(t, left, right, &rnl.reclaimMark) if err != nil { return false, err } rnlNew := t.mkRootNodeLoc(r) // Can't reclaim immediately due to readers. rnlNew.reclaimLater[0] = t.reclaimMarkUpdate(left, &rnl.reclaimMark, &rnlNew.reclaimMark) rnlNew.reclaimLater[1] = t.reclaimMarkUpdate(right, &rnl.reclaimMark, &rnlNew.reclaimMark) rnlNew.reclaimLater[2] = t.reclaimMarkUpdate(middle, &rnl.reclaimMark, &rnlNew.reclaimMark) t.markReclaimable(rnlNew.reclaimLater[2], &rnlNew.reclaimMark) if !t.rootCAS(rnl, rnlNew) { return false, errors.New("concurrent mutation attempted") } t.rootDecRef(rnl) return true, nil }
go
func (t *Collection) Delete(key []byte) (wasDeleted bool, err error) { if t.store.readOnly { return false, errors.New("store is read only") } rnl := t.rootAddRef() defer t.rootDecRef(rnl) root := rnl.root i, err := t.GetItem(key, false) if err != nil || i == nil { return false, err } t.store.ItemDecRef(t, i) left, middle, right, err := t.store.split(t, root, key, &rnl.reclaimMark) if err != nil { return false, err } defer t.freeNodeLoc(left) defer t.freeNodeLoc(right) defer t.freeNodeLoc(middle) if middle.isEmpty() { return false, fmt.Errorf("concurrent delete, key: %v", key) } r, err := t.store.join(t, left, right, &rnl.reclaimMark) if err != nil { return false, err } rnlNew := t.mkRootNodeLoc(r) // Can't reclaim immediately due to readers. rnlNew.reclaimLater[0] = t.reclaimMarkUpdate(left, &rnl.reclaimMark, &rnlNew.reclaimMark) rnlNew.reclaimLater[1] = t.reclaimMarkUpdate(right, &rnl.reclaimMark, &rnlNew.reclaimMark) rnlNew.reclaimLater[2] = t.reclaimMarkUpdate(middle, &rnl.reclaimMark, &rnlNew.reclaimMark) t.markReclaimable(rnlNew.reclaimLater[2], &rnlNew.reclaimMark) if !t.rootCAS(rnl, rnlNew) { return false, errors.New("concurrent mutation attempted") } t.rootDecRef(rnl) return true, nil }
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// Deletes an item of a given key.
[ "Deletes", "an", "item", "of", "a", "given", "key", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L165-L205
17,870
steveyen/gkvlite
collection.go
MinItem
func (t *Collection) MinItem(withValue bool) (*Item, error) { return t.store.walk(t, withValue, func(n *node) (*nodeLoc, bool) { return &n.left, true }) }
go
func (t *Collection) MinItem(withValue bool) (*Item, error) { return t.store.walk(t, withValue, func(n *node) (*nodeLoc, bool) { return &n.left, true }) }
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// Retrieves the item with the "smallest" key. // The returned item should be treated as immutable.
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5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L209-L212
17,871
steveyen/gkvlite
collection.go
MaxItem
func (t *Collection) MaxItem(withValue bool) (*Item, error) { return t.store.walk(t, withValue, func(n *node) (*nodeLoc, bool) { return &n.right, true }) }
go
func (t *Collection) MaxItem(withValue bool) (*Item, error) { return t.store.walk(t, withValue, func(n *node) (*nodeLoc, bool) { return &n.right, true }) }
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// Retrieves the item with the "largest" key. // The returned item should be treated as immutable.
[ "Retrieves", "the", "item", "with", "the", "largest", "key", ".", "The", "returned", "item", "should", "be", "treated", "as", "immutable", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L216-L219
17,872
steveyen/gkvlite
collection.go
VisitItemsAscend
func (t *Collection) VisitItemsAscend(target []byte, withValue bool, v ItemVisitor) error { return t.VisitItemsAscendEx(target, withValue, func(i *Item, depth uint64) bool { return v(i) }) }
go
func (t *Collection) VisitItemsAscend(target []byte, withValue bool, v ItemVisitor) error { return t.VisitItemsAscendEx(target, withValue, func(i *Item, depth uint64) bool { return v(i) }) }
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// Visit items greater-than-or-equal to the target key in ascending order.
[ "Visit", "items", "greater", "-", "than", "-", "or", "-", "equal", "to", "the", "target", "key", "in", "ascending", "order", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L256-L259
17,873
steveyen/gkvlite
collection.go
VisitItemsDescend
func (t *Collection) VisitItemsDescend(target []byte, withValue bool, v ItemVisitor) error { return t.VisitItemsDescendEx(target, withValue, func(i *Item, depth uint64) bool { return v(i) }) }
go
func (t *Collection) VisitItemsDescend(target []byte, withValue bool, v ItemVisitor) error { return t.VisitItemsDescendEx(target, withValue, func(i *Item, depth uint64) bool { return v(i) }) }
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// Visit items less-than the target key in descending order.
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5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L262-L265
17,874
steveyen/gkvlite
collection.go
VisitItemsAscendEx
func (t *Collection) VisitItemsAscendEx(target []byte, withValue bool, visitor ItemVisitorEx) error { rnl := t.rootAddRef() defer t.rootDecRef(rnl) var prevVisitItem *Item var errCheckedVisitor error checkedVisitor := func(i *Item, depth uint64) bool { if prevVisitItem != nil && t.compare(prevVisitItem.Key, i.Key) > 0 { errCheckedVisitor = fmt.Errorf("corrupted / out-of-order index"+ ", key: %s vs %s, coll: %p, collName: %s, store: %p, storeFile: %v", string(prevVisitItem.Key), string(i.Key), t, t.name, t.store, t.store.file) return false } prevVisitItem = i return visitor(i, depth) } _, err := t.store.visitNodes(t, rnl.root, target, withValue, checkedVisitor, 0, ascendChoice) if errCheckedVisitor != nil { return errCheckedVisitor } return err }
go
func (t *Collection) VisitItemsAscendEx(target []byte, withValue bool, visitor ItemVisitorEx) error { rnl := t.rootAddRef() defer t.rootDecRef(rnl) var prevVisitItem *Item var errCheckedVisitor error checkedVisitor := func(i *Item, depth uint64) bool { if prevVisitItem != nil && t.compare(prevVisitItem.Key, i.Key) > 0 { errCheckedVisitor = fmt.Errorf("corrupted / out-of-order index"+ ", key: %s vs %s, coll: %p, collName: %s, store: %p, storeFile: %v", string(prevVisitItem.Key), string(i.Key), t, t.name, t.store, t.store.file) return false } prevVisitItem = i return visitor(i, depth) } _, err := t.store.visitNodes(t, rnl.root, target, withValue, checkedVisitor, 0, ascendChoice) if errCheckedVisitor != nil { return errCheckedVisitor } return err }
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// Visit items greater-than-or-equal to the target key in ascending order; with depth info.
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5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L268-L293
17,875
steveyen/gkvlite
collection.go
VisitItemsDescendEx
func (t *Collection) VisitItemsDescendEx(target []byte, withValue bool, visitor ItemVisitorEx) error { rnl := t.rootAddRef() defer t.rootDecRef(rnl) _, err := t.store.visitNodes(t, rnl.root, target, withValue, visitor, 0, descendChoice) return err }
go
func (t *Collection) VisitItemsDescendEx(target []byte, withValue bool, visitor ItemVisitorEx) error { rnl := t.rootAddRef() defer t.rootDecRef(rnl) _, err := t.store.visitNodes(t, rnl.root, target, withValue, visitor, 0, descendChoice) return err }
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// Visit items less-than the target key in descending order; with depth info.
[ "Visit", "items", "less", "-", "than", "the", "target", "key", "in", "descending", "order", ";", "with", "depth", "info", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L296-L304
17,876
steveyen/gkvlite
collection.go
GetTotals
func (t *Collection) GetTotals() (numItems uint64, numBytes uint64, err error) { rnl := t.rootAddRef() defer t.rootDecRef(rnl) n := rnl.root nNode, err := n.read(t.store) if err != nil || n.isEmpty() || nNode == nil { return 0, 0, err } return nNode.numNodes, nNode.numBytes, nil }
go
func (t *Collection) GetTotals() (numItems uint64, numBytes uint64, err error) { rnl := t.rootAddRef() defer t.rootDecRef(rnl) n := rnl.root nNode, err := n.read(t.store) if err != nil || n.isEmpty() || nNode == nil { return 0, 0, err } return nNode.numNodes, nNode.numBytes, nil }
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// Returns total number of items and total key bytes plus value bytes.
[ "Returns", "total", "number", "of", "items", "and", "total", "key", "bytes", "plus", "value", "bytes", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L315-L324
17,877
steveyen/gkvlite
collection.go
UnmarshalJSON
func (t *Collection) UnmarshalJSON(d []byte) error { p := ploc{} if err := json.Unmarshal(d, &p); err != nil { return err } if t.rootLock == nil { t.rootLock = &sync.Mutex{} } nloc := t.mkNodeLoc(nil) nloc.loc = unsafe.Pointer(&p) if !t.rootCAS(nil, t.mkRootNodeLoc(nloc)) { return errors.New("concurrent mutation during UnmarshalJSON().") } return nil }
go
func (t *Collection) UnmarshalJSON(d []byte) error { p := ploc{} if err := json.Unmarshal(d, &p); err != nil { return err } if t.rootLock == nil { t.rootLock = &sync.Mutex{} } nloc := t.mkNodeLoc(nil) nloc.loc = unsafe.Pointer(&p) if !t.rootCAS(nil, t.mkRootNodeLoc(nloc)) { return errors.New("concurrent mutation during UnmarshalJSON().") } return nil }
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// Unmarshals JSON representation of root node file location.
[ "Unmarshals", "JSON", "representation", "of", "root", "node", "file", "location", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/collection.go#L343-L357
17,878
steveyen/gkvlite
item.go
NumBytes
func (i *Item) NumBytes(c *Collection) int { return len(i.Key) + i.NumValBytes(c) }
go
func (i *Item) NumBytes(c *Collection) int { return len(i.Key) + i.NumValBytes(c) }
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// Number of Key bytes plus number of Val bytes.
[ "Number", "of", "Key", "bytes", "plus", "number", "of", "Val", "bytes", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/item.go#L27-L29
17,879
steveyen/gkvlite
tools/slab/slab.go
readBufChain
func readBufChain(arena *slab.Arena, maxBufSize int, r io.ReaderAt, offset int64, valLength uint32) ([]byte, error) { n := int(valLength) if n > maxBufSize { n = maxBufSize } b := arena.Alloc(n) _, err := r.ReadAt(b, offset) if err != nil { arena.DecRef(b) return nil, err } remaining := valLength - uint32(n) if remaining > 0 { next, err := readBufChain(arena, maxBufSize, r, offset + int64(n), remaining) if err != nil { arena.DecRef(b) return nil, err } arena.SetNext(b, next) } return b, nil }
go
func readBufChain(arena *slab.Arena, maxBufSize int, r io.ReaderAt, offset int64, valLength uint32) ([]byte, error) { n := int(valLength) if n > maxBufSize { n = maxBufSize } b := arena.Alloc(n) _, err := r.ReadAt(b, offset) if err != nil { arena.DecRef(b) return nil, err } remaining := valLength - uint32(n) if remaining > 0 { next, err := readBufChain(arena, maxBufSize, r, offset + int64(n), remaining) if err != nil { arena.DecRef(b) return nil, err } arena.SetNext(b, next) } return b, nil }
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// Helper function to read a contiguous byte sequence, splitting // it up into chained buf's of maxBufSize. The last buf in the // chain can have length <= maxBufSize.
[ "Helper", "function", "to", "read", "a", "contiguous", "byte", "sequence", "splitting", "it", "up", "into", "chained", "buf", "s", "of", "maxBufSize", ".", "The", "last", "buf", "in", "the", "chain", "can", "have", "length", "<", "=", "maxBufSize", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/tools/slab/slab.go#L73-L95
17,880
steveyen/gkvlite
store.go
GetCollection
func (s *Store) GetCollection(name string) *Collection { coll := *(*map[string]*Collection)(atomic.LoadPointer(&s.coll)) return coll[name] }
go
func (s *Store) GetCollection(name string) *Collection { coll := *(*map[string]*Collection)(atomic.LoadPointer(&s.coll)) return coll[name] }
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// Retrieves a named Collection.
[ "Retrieves", "a", "named", "Collection", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/store.go#L151-L154
17,881
steveyen/gkvlite
store.go
Stats
func (s *Store) Stats(out map[string]uint64) { out["fileSize"] = uint64(atomic.LoadInt64(&s.size)) out["nodeAllocs"] = atomic.LoadUint64(&s.nodeAllocs) }
go
func (s *Store) Stats(out map[string]uint64) { out["fileSize"] = uint64(atomic.LoadInt64(&s.size)) out["nodeAllocs"] = atomic.LoadUint64(&s.nodeAllocs) }
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// Updates the provided map with statistics.
[ "Updates", "the", "provided", "map", "with", "statistics", "." ]
5b47ed6d7458f12bd18b0883b197f3e889ab9ad0
https://github.com/steveyen/gkvlite/blob/5b47ed6d7458f12bd18b0883b197f3e889ab9ad0/store.go#L344-L347
17,882
cocoonlife/goalsa
alsa.go
Close
func (d *device) Close() { if d.h != nil { C.snd_pcm_drain(d.h) C.snd_pcm_close(d.h) d.h = nil } runtime.SetFinalizer(d, nil) }
go
func (d *device) Close() { if d.h != nil { C.snd_pcm_drain(d.h) C.snd_pcm_close(d.h) d.h = nil } runtime.SetFinalizer(d, nil) }
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// Close closes a device and frees the resources associated with it.
[ "Close", "closes", "a", "device", "and", "frees", "the", "resources", "associated", "with", "it", "." ]
b711ae6f3eff1a4f0cc4edfe321ab171027f85d4
https://github.com/cocoonlife/goalsa/blob/b711ae6f3eff1a4f0cc4edfe321ab171027f85d4/alsa.go#L159-L166
17,883
cocoonlife/goalsa
alsa.go
NewCaptureDevice
func NewCaptureDevice(deviceName string, channels int, format Format, rate int, bufferParams BufferParams) (c *CaptureDevice, err error) { c = new(CaptureDevice) err = c.createDevice(deviceName, channels, format, rate, false, bufferParams) if err != nil { return nil, err } return c, nil }
go
func NewCaptureDevice(deviceName string, channels int, format Format, rate int, bufferParams BufferParams) (c *CaptureDevice, err error) { c = new(CaptureDevice) err = c.createDevice(deviceName, channels, format, rate, false, bufferParams) if err != nil { return nil, err } return c, nil }
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// NewCaptureDevice creates a new CaptureDevice object.
[ "NewCaptureDevice", "creates", "a", "new", "CaptureDevice", "object", "." ]
b711ae6f3eff1a4f0cc4edfe321ab171027f85d4
https://github.com/cocoonlife/goalsa/blob/b711ae6f3eff1a4f0cc4edfe321ab171027f85d4/alsa.go#L188-L195
17,884
cocoonlife/goalsa
alsa.go
NewPlaybackDevice
func NewPlaybackDevice(deviceName string, channels int, format Format, rate int, bufferParams BufferParams) (p *PlaybackDevice, err error) { p = new(PlaybackDevice) err = p.createDevice(deviceName, channels, format, rate, true, bufferParams) if err != nil { return nil, err } return p, nil }
go
func NewPlaybackDevice(deviceName string, channels int, format Format, rate int, bufferParams BufferParams) (p *PlaybackDevice, err error) { p = new(PlaybackDevice) err = p.createDevice(deviceName, channels, format, rate, true, bufferParams) if err != nil { return nil, err } return p, nil }
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// NewPlaybackDevice creates a new PlaybackDevice object.
[ "NewPlaybackDevice", "creates", "a", "new", "PlaybackDevice", "object", "." ]
b711ae6f3eff1a4f0cc4edfe321ab171027f85d4
https://github.com/cocoonlife/goalsa/blob/b711ae6f3eff1a4f0cc4edfe321ab171027f85d4/alsa.go#L252-L259
17,885
cocoonlife/goalsa
alsa.go
Write
func (p *PlaybackDevice) Write(buffer interface{}) (samples int, err error) { bufferType := reflect.TypeOf(buffer) if !(bufferType.Kind() == reflect.Array || bufferType.Kind() == reflect.Slice) { return 0, errors.New("Write requires an array type") } sizeError := errors.New("Write requires a matching sample size") switch bufferType.Elem().Kind() { case reflect.Int8: if p.formatSampleSize() != 1 { return 0, sizeError } case reflect.Int16: if p.formatSampleSize() != 2 { return 0, sizeError } case reflect.Int32, reflect.Float32: if p.formatSampleSize() != 4 { return 0, sizeError } case reflect.Float64: if p.formatSampleSize() != 8 { return 0, sizeError } default: return 0, errors.New("Write does not support this format") } val := reflect.ValueOf(buffer) length := val.Len() sliceData := val.Slice(0, length) var frames = C.snd_pcm_uframes_t(length / p.Channels) bufPtr := unsafe.Pointer(sliceData.Index(0).Addr().Pointer()) ret := C.snd_pcm_writei(p.h, bufPtr, frames) if ret == -C.EPIPE { C.snd_pcm_prepare(p.h) return 0, ErrUnderrun } else if ret < 0 { return 0, createError("write error", C.int(ret)) } samples = int(ret) * p.Channels return }
go
func (p *PlaybackDevice) Write(buffer interface{}) (samples int, err error) { bufferType := reflect.TypeOf(buffer) if !(bufferType.Kind() == reflect.Array || bufferType.Kind() == reflect.Slice) { return 0, errors.New("Write requires an array type") } sizeError := errors.New("Write requires a matching sample size") switch bufferType.Elem().Kind() { case reflect.Int8: if p.formatSampleSize() != 1 { return 0, sizeError } case reflect.Int16: if p.formatSampleSize() != 2 { return 0, sizeError } case reflect.Int32, reflect.Float32: if p.formatSampleSize() != 4 { return 0, sizeError } case reflect.Float64: if p.formatSampleSize() != 8 { return 0, sizeError } default: return 0, errors.New("Write does not support this format") } val := reflect.ValueOf(buffer) length := val.Len() sliceData := val.Slice(0, length) var frames = C.snd_pcm_uframes_t(length / p.Channels) bufPtr := unsafe.Pointer(sliceData.Index(0).Addr().Pointer()) ret := C.snd_pcm_writei(p.h, bufPtr, frames) if ret == -C.EPIPE { C.snd_pcm_prepare(p.h) return 0, ErrUnderrun } else if ret < 0 { return 0, createError("write error", C.int(ret)) } samples = int(ret) * p.Channels return }
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// Write writes a buffer of data to a playback device.
[ "Write", "writes", "a", "buffer", "of", "data", "to", "a", "playback", "device", "." ]
b711ae6f3eff1a4f0cc4edfe321ab171027f85d4
https://github.com/cocoonlife/goalsa/blob/b711ae6f3eff1a4f0cc4edfe321ab171027f85d4/alsa.go#L262-L307
17,886
go-ozzo/ozzo-log
filter.go
Init
func (t *Filter) Init() { t.catNames = make(map[string]bool, 0) t.catPrefixes = make([]string, 0) for _, cat := range t.Categories { if strings.HasSuffix(cat, "*") { t.catPrefixes = append(t.catPrefixes, cat[:len(cat)-1]) } else { t.catNames[cat] = true } } }
go
func (t *Filter) Init() { t.catNames = make(map[string]bool, 0) t.catPrefixes = make([]string, 0) for _, cat := range t.Categories { if strings.HasSuffix(cat, "*") { t.catPrefixes = append(t.catPrefixes, cat[:len(cat)-1]) } else { t.catNames[cat] = true } } }
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// Init initializes the filter. // Init must be called before Allow is called.
[ "Init", "initializes", "the", "filter", ".", "Init", "must", "be", "called", "before", "Allow", "is", "called", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/filter.go#L22-L32
17,887
go-ozzo/ozzo-log
filter.go
Allow
func (t *Filter) Allow(e *Entry) bool { if e == nil { return true } if e.Level > t.MaxLevel { return false } if t.catNames[e.Category] { return true } for _, cat := range t.catPrefixes { if strings.HasPrefix(e.Category, cat) { return true } } return len(t.catNames) == 0 && len(t.catPrefixes) == 0 }
go
func (t *Filter) Allow(e *Entry) bool { if e == nil { return true } if e.Level > t.MaxLevel { return false } if t.catNames[e.Category] { return true } for _, cat := range t.catPrefixes { if strings.HasPrefix(e.Category, cat) { return true } } return len(t.catNames) == 0 && len(t.catPrefixes) == 0 }
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// Allow checks if a message meets the severity level and category requirements.
[ "Allow", "checks", "if", "a", "message", "meets", "the", "severity", "level", "and", "category", "requirements", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/filter.go#L35-L51
17,888
go-ozzo/ozzo-log
file.go
Open
func (t *FileTarget) Open(errWriter io.Writer) error { t.Filter.Init() if t.FileName == "" { return errors.New("FileTarget.FileName must be set") } if t.Rotate { if t.BackupCount < 0 { return errors.New("FileTarget.BackupCount must be no less than 0") } if t.MaxBytes <= 0 { return errors.New("FileTarget.MaxBytes must be no less than 0") } } fd, err := os.OpenFile(t.FileName, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0660) if err != nil { return fmt.Errorf("FileTarget was unable to create a log file: %v", err) } t.fd = fd t.errWriter = errWriter return nil }
go
func (t *FileTarget) Open(errWriter io.Writer) error { t.Filter.Init() if t.FileName == "" { return errors.New("FileTarget.FileName must be set") } if t.Rotate { if t.BackupCount < 0 { return errors.New("FileTarget.BackupCount must be no less than 0") } if t.MaxBytes <= 0 { return errors.New("FileTarget.MaxBytes must be no less than 0") } } fd, err := os.OpenFile(t.FileName, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0660) if err != nil { return fmt.Errorf("FileTarget was unable to create a log file: %v", err) } t.fd = fd t.errWriter = errWriter return nil }
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// Open prepares FileTarget for processing log messages.
[ "Open", "prepares", "FileTarget", "for", "processing", "log", "messages", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/file.go#L51-L73
17,889
go-ozzo/ozzo-log
file.go
Process
func (t *FileTarget) Process(e *Entry) { if e == nil { t.fd.Close() t.close <- true return } if t.fd != nil && t.Allow(e) { if t.Rotate { t.rotate(int64(len(e.String()) + 1)) } n, err := t.fd.Write([]byte(e.String() + "\n")) t.currentBytes += int64(n) if err != nil { fmt.Fprintf(t.errWriter, "FileTarge write error: %v\n", err) } } }
go
func (t *FileTarget) Process(e *Entry) { if e == nil { t.fd.Close() t.close <- true return } if t.fd != nil && t.Allow(e) { if t.Rotate { t.rotate(int64(len(e.String()) + 1)) } n, err := t.fd.Write([]byte(e.String() + "\n")) t.currentBytes += int64(n) if err != nil { fmt.Fprintf(t.errWriter, "FileTarge write error: %v\n", err) } } }
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// Process saves an allowed log message into the log file.
[ "Process", "saves", "an", "allowed", "log", "message", "into", "the", "log", "file", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/file.go#L76-L92
17,890
go-ozzo/ozzo-log
network.go
Open
func (t *NetworkTarget) Open(errWriter io.Writer) error { t.Filter.Init() if t.BufferSize < 0 { return errors.New("NetworkTarget.BufferSize must be no less than 0") } if t.Network == "" { return errors.New("NetworkTarget.Network must be specified") } if t.Address == "" { return errors.New("NetworkTarget.Address must be specified") } t.entries = make(chan *Entry, t.BufferSize) t.conn = nil if t.Persistent { if err := t.connect(); err != nil { return err } } go t.sendMessages(errWriter) return nil }
go
func (t *NetworkTarget) Open(errWriter io.Writer) error { t.Filter.Init() if t.BufferSize < 0 { return errors.New("NetworkTarget.BufferSize must be no less than 0") } if t.Network == "" { return errors.New("NetworkTarget.Network must be specified") } if t.Address == "" { return errors.New("NetworkTarget.Address must be specified") } t.entries = make(chan *Entry, t.BufferSize) t.conn = nil if t.Persistent { if err := t.connect(); err != nil { return err } } go t.sendMessages(errWriter) return nil }
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// Open prepares NetworkTarget for processing log messages.
[ "Open", "prepares", "NetworkTarget", "for", "processing", "log", "messages", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/network.go#L54-L79
17,891
go-ozzo/ozzo-log
network.go
Process
func (t *NetworkTarget) Process(e *Entry) { if t.Allow(e) { select { case t.entries <- e: default: } } }
go
func (t *NetworkTarget) Process(e *Entry) { if t.Allow(e) { select { case t.entries <- e: default: } } }
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// Process puts filtered log messages into a channel for sending over network.
[ "Process", "puts", "filtered", "log", "messages", "into", "a", "channel", "for", "sending", "over", "network", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/network.go#L82-L89
17,892
go-ozzo/ozzo-log
console.go
Open
func (t *ConsoleTarget) Open(io.Writer) error { t.Filter.Init() if t.Writer == nil { return errors.New("ConsoleTarget.Writer cannot be nil") } if runtime.GOOS == "windows" { t.ColorMode = false } return nil }
go
func (t *ConsoleTarget) Open(io.Writer) error { t.Filter.Init() if t.Writer == nil { return errors.New("ConsoleTarget.Writer cannot be nil") } if runtime.GOOS == "windows" { t.ColorMode = false } return nil }
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// Open prepares ConsoleTarget for processing log messages.
[ "Open", "prepares", "ConsoleTarget", "for", "processing", "log", "messages", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/console.go#L55-L64
17,893
go-ozzo/ozzo-log
console.go
Process
func (t *ConsoleTarget) Process(e *Entry) { if e == nil { t.close <- true return } if !t.Allow(e) { return } msg := e.String() if t.ColorMode { brush, ok := brushes[e.Level] if ok { msg = brush(msg) } } fmt.Fprintln(t.Writer, msg) }
go
func (t *ConsoleTarget) Process(e *Entry) { if e == nil { t.close <- true return } if !t.Allow(e) { return } msg := e.String() if t.ColorMode { brush, ok := brushes[e.Level] if ok { msg = brush(msg) } } fmt.Fprintln(t.Writer, msg) }
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// Process writes a log message using Writer.
[ "Process", "writes", "a", "log", "message", "using", "Writer", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/console.go#L67-L83
17,894
go-ozzo/ozzo-log
logger.go
String
func (l Level) String() string { if name, ok := LevelNames[l]; ok { return name } return "Unknown" }
go
func (l Level) String() string { if name, ok := LevelNames[l]; ok { return name } return "Unknown" }
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// String returns the string representation of the log level
[ "String", "returns", "the", "string", "representation", "of", "the", "log", "level" ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L48-L53
17,895
go-ozzo/ozzo-log
logger.go
GetLogger
func (l *Logger) GetLogger(category string, formatter ...Formatter) *Logger { if len(formatter) > 0 { return &Logger{l.coreLogger, category, formatter[0]} } return &Logger{l.coreLogger, category, l.Formatter} }
go
func (l *Logger) GetLogger(category string, formatter ...Formatter) *Logger { if len(formatter) > 0 { return &Logger{l.coreLogger, category, formatter[0]} } return &Logger{l.coreLogger, category, l.Formatter} }
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// GetLogger creates a logger with the specified category and log formatter. // Messages logged through this logger will carry the same category name. // The formatter, if not specified, will inherit from the calling logger. // It will be used to format all messages logged through this logger.
[ "GetLogger", "creates", "a", "logger", "with", "the", "specified", "category", "and", "log", "formatter", ".", "Messages", "logged", "through", "this", "logger", "will", "carry", "the", "same", "category", "name", ".", "The", "formatter", "if", "not", "specifi...
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L128-L133
17,896
go-ozzo/ozzo-log
logger.go
Log
func (l *Logger) Log(level Level, format string, a ...interface{}) { if level > l.MaxLevel || !l.open { return } message := format if len(a) > 0 { message = fmt.Sprintf(format, a...) } entry := &Entry{ Category: l.Category, Level: level, Message: message, Time: time.Now(), } if l.CallStackDepth > 0 { entry.CallStack = GetCallStack(3, l.CallStackDepth, l.CallStackFilter) } entry.FormattedMessage = l.Formatter(l, entry) l.entries <- entry }
go
func (l *Logger) Log(level Level, format string, a ...interface{}) { if level > l.MaxLevel || !l.open { return } message := format if len(a) > 0 { message = fmt.Sprintf(format, a...) } entry := &Entry{ Category: l.Category, Level: level, Message: message, Time: time.Now(), } if l.CallStackDepth > 0 { entry.CallStack = GetCallStack(3, l.CallStackDepth, l.CallStackFilter) } entry.FormattedMessage = l.Formatter(l, entry) l.entries <- entry }
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// Log logs a message of a specified severity level.
[ "Log", "logs", "a", "message", "of", "a", "specified", "severity", "level", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L186-L205
17,897
go-ozzo/ozzo-log
logger.go
Open
func (l *coreLogger) Open() error { l.lock.Lock() defer l.lock.Unlock() if l.open { return nil } if l.ErrorWriter == nil { return errors.New("Logger.ErrorWriter must be set.") } if l.BufferSize < 0 { return errors.New("Logger.BufferSize must be no less than 0.") } if l.CallStackDepth < 0 { return errors.New("Logger.CallStackDepth must be no less than 0.") } l.entries = make(chan *Entry, l.BufferSize) var targets []Target for _, target := range l.Targets { if err := target.Open(l.ErrorWriter); err != nil { fmt.Fprintf(l.ErrorWriter, "Failed to open target: %v", err) } else { targets = append(targets, target) } } l.Targets = targets go l.process() l.open = true return nil }
go
func (l *coreLogger) Open() error { l.lock.Lock() defer l.lock.Unlock() if l.open { return nil } if l.ErrorWriter == nil { return errors.New("Logger.ErrorWriter must be set.") } if l.BufferSize < 0 { return errors.New("Logger.BufferSize must be no less than 0.") } if l.CallStackDepth < 0 { return errors.New("Logger.CallStackDepth must be no less than 0.") } l.entries = make(chan *Entry, l.BufferSize) var targets []Target for _, target := range l.Targets { if err := target.Open(l.ErrorWriter); err != nil { fmt.Fprintf(l.ErrorWriter, "Failed to open target: %v", err) } else { targets = append(targets, target) } } l.Targets = targets go l.process() l.open = true return nil }
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// Open prepares the logger and the targets for logging purpose. // Open must be called before any message can be logged.
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610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L209-L243
17,898
go-ozzo/ozzo-log
logger.go
process
func (l *coreLogger) process() { for { entry := <-l.entries for _, target := range l.Targets { target.Process(entry) } if entry == nil { break } } }
go
func (l *coreLogger) process() { for { entry := <-l.entries for _, target := range l.Targets { target.Process(entry) } if entry == nil { break } } }
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// process sends the messages to targets for processing.
[ "process", "sends", "the", "messages", "to", "targets", "for", "processing", "." ]
610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L246-L256
17,899
go-ozzo/ozzo-log
logger.go
Close
func (l *coreLogger) Close() { if !l.open { return } l.open = false // use a nil entry to signal the close of logger l.entries <- nil for _, target := range l.Targets { target.Close() } }
go
func (l *coreLogger) Close() { if !l.open { return } l.open = false // use a nil entry to signal the close of logger l.entries <- nil for _, target := range l.Targets { target.Close() } }
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// Close closes the logger and the targets. // Existing messages will be processed before the targets are closed. // New incoming messages will be discarded after calling this method.
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610cdd147d9aff9523eed107898d2e87ee5336aa
https://github.com/go-ozzo/ozzo-log/blob/610cdd147d9aff9523eed107898d2e87ee5336aa/logger.go#L261-L271