repo stringlengths 5 54 | path stringlengths 4 155 | func_name stringlengths 1 118 | original_string stringlengths 52 85.5k | language stringclasses 1 value | code stringlengths 52 85.5k | code_tokens list | docstring stringlengths 6 2.61k | docstring_tokens list | sha stringlengths 40 40 | url stringlengths 85 252 | partition stringclasses 1 value |
|---|---|---|---|---|---|---|---|---|---|---|---|
apex/log | entry.go | Fatal | func (e *Entry) Fatal(msg string) {
e.Logger.log(FatalLevel, e, msg)
os.Exit(1)
} | go | func (e *Entry) Fatal(msg string) {
e.Logger.log(FatalLevel, e, msg)
os.Exit(1)
} | [
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] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/entry.go#L100-L103 | train |
apex/log | entry.go | Stop | func (e *Entry) Stop(err *error) {
if err == nil || *err == nil {
e.WithField("duration", time.Since(e.start)).Info(e.Message)
} else {
e.WithField("duration", time.Since(e.start)).WithError(*err).Error(e.Message)
}
} | go | func (e *Entry) Stop(err *error) {
if err == nil || *err == nil {
e.WithField("duration", time.Since(e.start)).Info(e.Message)
} else {
e.WithField("duration", time.Since(e.start)).WithError(*err).Error(e.Message)
}
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apex/log | entry.go | mergedFields | func (e *Entry) mergedFields() Fields {
f := Fields{}
for _, fields := range e.fields {
for k, v := range fields {
f[k] = v
}
}
return f
} | go | func (e *Entry) mergedFields() Fields {
f := Fields{}
for _, fields := range e.fields {
for k, v := range fields {
f[k] = v
}
}
return f
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apex/log | entry.go | finalize | func (e *Entry) finalize(level Level, msg string) *Entry {
return &Entry{
Logger: e.Logger,
Fields: e.mergedFields(),
Level: level,
Message: msg,
Timestamp: Now(),
}
} | go | func (e *Entry) finalize(level Level, msg string) *Entry {
return &Entry{
Logger: e.Logger,
Fields: e.mergedFields(),
Level: level,
Message: msg,
Timestamp: Now(),
}
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apex/log | levels.go | ParseLevel | func ParseLevel(s string) (Level, error) {
l, ok := levelStrings[strings.ToLower(s)]
if !ok {
return InvalidLevel, ErrInvalidLevel
}
return l, nil
} | go | func ParseLevel(s string) (Level, error) {
l, ok := levelStrings[strings.ToLower(s)]
if !ok {
return InvalidLevel, ErrInvalidLevel
}
return l, nil
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apex/log | levels.go | MustParseLevel | func MustParseLevel(s string) Level {
l, err := ParseLevel(s)
if err != nil {
panic("invalid log level")
}
return l
} | go | func MustParseLevel(s string) Level {
l, err := ParseLevel(s)
if err != nil {
panic("invalid log level")
}
return l
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] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/levels.go#L74-L81 | train |
apex/log | handlers/delta/delta.go | Close | func (h *Handler) Close() error {
h.done <- struct{}{}
close(h.done)
close(h.entries)
return nil
} | go | func (h *Handler) Close() error {
h.done <- struct{}{}
close(h.done)
close(h.entries)
return nil
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] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/handlers/delta/delta.go#L99-L104 | train |
apex/log | handlers/delta/delta.go | loop | func (h *Handler) loop() {
ticker := time.NewTicker(100 * time.Millisecond)
for {
select {
case e := <-h.entries:
if h.prev != nil {
h.render(h.prev, true)
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h.render(e, false)
h.prev = e
case <-ticker.C:
if h.prev != nil {
h.render(h.prev, false)
}
h.spin.Next()
case <-h.done:
ticker.Stop()
if h.prev != nil {
h.render(h.prev, true)
}
return
}
}
} | go | func (h *Handler) loop() {
ticker := time.NewTicker(100 * time.Millisecond)
for {
select {
case e := <-h.entries:
if h.prev != nil {
h.render(h.prev, true)
}
h.render(e, false)
h.prev = e
case <-ticker.C:
if h.prev != nil {
h.render(h.prev, false)
}
h.spin.Next()
case <-h.done:
ticker.Stop()
if h.prev != nil {
h.render(h.prev, true)
}
return
}
}
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] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/handlers/delta/delta.go#L107-L131 | train |
apex/log | logger.go | Names | func (f Fields) Names() (v []string) {
for k := range f {
v = append(v, k)
}
sort.Strings(v)
return
} | go | func (f Fields) Names() (v []string) {
for k := range f {
v = append(v, k)
}
sort.Strings(v)
return
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] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/logger.go#L30-L37 | train |
apex/log | logger.go | WithField | func (l *Logger) WithField(key string, value interface{}) *Entry {
return NewEntry(l).WithField(key, value)
} | go | func (l *Logger) WithField(key string, value interface{}) *Entry {
return NewEntry(l).WithField(key, value)
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apex/log | logger.go | WithError | func (l *Logger) WithError(err error) *Entry {
return NewEntry(l).WithError(err)
} | go | func (l *Logger) WithError(err error) *Entry {
return NewEntry(l).WithError(err)
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apex/log | logger.go | log | func (l *Logger) log(level Level, e *Entry, msg string) {
if level < l.Level {
return
}
if err := l.Handler.HandleLog(e.finalize(level, msg)); err != nil {
stdlog.Printf("error logging: %s", err)
}
} | go | func (l *Logger) log(level Level, e *Entry, msg string) {
if level < l.Level {
return
}
if err := l.Handler.HandleLog(e.finalize(level, msg)); err != nil {
stdlog.Printf("error logging: %s", err)
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apex/log | handlers/kinesis/kinesis.go | New | func New(stream string) *Handler {
return NewConfig(k.Config{
StreamName: stream,
Client: kinesis.New(session.New(aws.NewConfig())),
})
} | go | func New(stream string) *Handler {
return NewConfig(k.Config{
StreamName: stream,
Client: kinesis.New(session.New(aws.NewConfig())),
})
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apex/log | handlers/kinesis/kinesis.go | NewConfig | func NewConfig(config k.Config) *Handler {
producer := k.New(config)
producer.Start()
return &Handler{
producer: producer,
gen: fastuuid.MustNewGenerator(),
}
} | go | func NewConfig(config k.Config) *Handler {
producer := k.New(config)
producer.Start()
return &Handler{
producer: producer,
gen: fastuuid.MustNewGenerator(),
}
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apex/log | pkg.go | SetHandler | func SetHandler(h Handler) {
if logger, ok := Log.(*Logger); ok {
logger.Handler = h
}
} | go | func SetHandler(h Handler) {
if logger, ok := Log.(*Logger); ok {
logger.Handler = h
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apex/log | pkg.go | SetLevel | func SetLevel(l Level) {
if logger, ok := Log.(*Logger); ok {
logger.Level = l
}
} | go | func SetLevel(l Level) {
if logger, ok := Log.(*Logger); ok {
logger.Level = l
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apex/log | pkg.go | SetLevelFromString | func SetLevelFromString(s string) {
if logger, ok := Log.(*Logger); ok {
logger.Level = MustParseLevel(s)
}
} | go | func SetLevelFromString(s string) {
if logger, ok := Log.(*Logger); ok {
logger.Level = MustParseLevel(s)
}
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"not",
"thread",
"-",
"safe",
"."
] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/pkg.go#L25-L29 | train |
apex/log | _examples/stack/stack.go | upload | func upload(name string, b []byte) error {
err := put("/images/"+name, b)
if err != nil {
return errors.Wrap(err, "uploading to s3")
}
return nil
} | go | func upload(name string, b []byte) error {
err := put("/images/"+name, b)
if err != nil {
return errors.Wrap(err, "uploading to s3")
}
return nil
} | [
"func",
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"name",
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"(",
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",",
"\... | // Faux upload. | [
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"."
] | d6c5facec1f2ae23a97782ab0ee18af58734346f | https://github.com/apex/log/blob/d6c5facec1f2ae23a97782ab0ee18af58734346f/_examples/stack/stack.go#L27-L34 | train |
cdipaolo/goml | cluster/knn.go | insertSorted | func insertSorted(u nn, v []nn, K int) []nn {
low := 0
high := len(v) - 1
for low <= high {
mid := (low + high) / 2
if u.Distance < v[mid].Distance {
high = mid - 1
} else if u.Distance >= v[mid].Distance {
low = mid + 1
}
}
if low >= len(v) && len(v) >= K {
return v
}
sorted := append(v[:low], append([]nn{u}, v[low:]...)...)
if len(v) < K {
return sorted
}
return sorted[:len(v)]
} | go | func insertSorted(u nn, v []nn, K int) []nn {
low := 0
high := len(v) - 1
for low <= high {
mid := (low + high) / 2
if u.Distance < v[mid].Distance {
high = mid - 1
} else if u.Distance >= v[mid].Distance {
low = mid + 1
}
}
if low >= len(v) && len(v) >= K {
return v
}
sorted := append(v[:low], append([]nn{u}, v[low:]...)...)
if len(v) < K {
return sorted
}
return sorted[:len(v)]
} | [
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// the list in the position such that the list is
// sorted inversely. The function will not change the length
// of v, though, such that if u would appear last
// in the combined sorted list it would just be omitted.
//
// if the length of V is less than K, then u is inserted
// without deleting the last element
//
// Assumes v has been sorted. Uses binary search. | [
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cdipaolo/goml | cluster/knn.go | round | func round(a float64) float64 {
if a < 0 {
return math.Ceil(a - 0.5)
}
return math.Floor(a + 0.5)
} | go | func round(a float64) float64 {
if a < 0 {
return math.Ceil(a - 0.5)
}
return math.Floor(a + 0.5)
} | [
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"(",
"a",
"+",
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")",
"\n",
"}"
] | // round rounds a float64 | [
"round",
"rounds",
"a",
"float64"
] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/cluster/knn.go#L161-L166 | train |
cdipaolo/goml | base/sanitize.go | OnlyAsciiWordsAndNumbers | func OnlyAsciiWordsAndNumbers(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
case r >= '0' && r <= '9':
return false
case r == ' ':
return false
default:
return true
}
} | go | func OnlyAsciiWordsAndNumbers(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
case r >= '0' && r <= '9':
return false
case r == ' ':
return false
default:
return true
}
} | [
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")",
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":",
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"\n",
"... | // OnlyAsciiWordsAndNumbers is a transform
// function that will only let 0-9a-zA-Z,
// and spaces through | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/base/sanitize.go#L10-L23 | train |
cdipaolo/goml | base/sanitize.go | OnlyWordsAndNumbers | func OnlyWordsAndNumbers(r rune) bool {
return !(r == ' ' || unicode.IsLetter(r) || unicode.IsDigit(r))
} | go | func OnlyWordsAndNumbers(r rune) bool {
return !(r == ' ' || unicode.IsLetter(r) || unicode.IsDigit(r))
} | [
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"(",
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"(",
"r",
")",
"||",
"unicode",
".",
"IsDigit",
"(",
"r",
")",
")",
"\n",
"}"
] | // OnlyWordsAndNumbers is a transform
// function that lets any unicode letter
// or digit through as well as spaces | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/base/sanitize.go#L28-L30 | train |
cdipaolo/goml | base/sanitize.go | OnlyAsciiWords | func OnlyAsciiWords(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
case r == ' ':
return false
default:
return true
}
} | go | func OnlyAsciiWords(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
case r == ' ':
return false
default:
return true
}
} | [
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":",
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"... | // OnlyAsciiWords is a transform function
// that will only let a-zA-Z, and
// spaces through | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/base/sanitize.go#L35-L46 | train |
cdipaolo/goml | base/sanitize.go | OnlyAsciiLetters | func OnlyAsciiLetters(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
default:
return true
}
} | go | func OnlyAsciiLetters(r rune) bool {
switch {
case r >= 'A' && r <= 'Z':
return false
case r >= 'a' && r <= 'z':
return false
default:
return true
}
} | [
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":",
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// that will only let a-zA-Z through | [
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cdipaolo/goml | linear/softmax.go | Learn | func (s *Softmax) Learn() error {
if s.trainingSet == nil || s.expectedResults == nil {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
examples := len(s.trainingSet)
if examples == 0 || len(s.trainingSet[0]) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
if len(s.expectedResults) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no expected results! This isn't an unsupervised model!! You'll need to include data before you learn :)\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
fmt.Fprintf(s.Output, "Training:\n\tModel: Softmax Classification\n\tOptimization Method: %v\n\tTraining Examples: %v\n\t Classification Dimensions: %v\n\tFeatures: %v\n\tLearning Rate α: %v\n\tRegularization Parameter λ: %v\n...\n\n", s.method, examples, s.k, len(s.trainingSet[0]), s.alpha, s.regularization)
var err error
if s.method == base.BatchGA {
err = func() error {
// if the iterations given is 0, set it to be
// 5000 (seems reasonable base value)
if s.maxIterations == 0 {
s.maxIterations = 5000
}
iter := 0
// Stop iterating if the number of iterations exceeds
// the limit
for ; iter < s.maxIterations; iter++ {
// go over each parameter vector for each
// classification value
newTheta := make([][]float64, len(s.Parameters))
for k, theta := range s.Parameters {
newTheta[k] = make([]float64, len(theta))
dj, err := s.Dj(k)
if err != nil {
return err
}
for j := range theta {
newTheta[k][j] = theta[j] + s.alpha*dj[j]
if math.IsInf(newTheta[k][j], 0) || math.IsNaN(newTheta[k][j]) {
return fmt.Errorf("Sorry dude! Learning diverged. Some value of the parameter vector theta is ±Inf or NaN")
}
}
}
s.Parameters = newTheta
}
fmt.Fprintf(s.Output, "Went through %v iterations.\n", iter)
return nil
}()
} else if s.method == base.StochasticGA {
err = func() error {
// if the iterations given is 0, set it to be
// 5000 (seems reasonable base value)
if s.maxIterations == 0 {
s.maxIterations = 5000
}
iter := 0
// Stop iterating if the number of iterations exceeds
// the limit
for ; iter < s.maxIterations; iter++ {
for j := range s.trainingSet {
newTheta := make([][]float64, len(s.Parameters))
// go over each parameter vector for each
// classification value
for k, theta := range s.Parameters {
newTheta[k] = make([]float64, len(theta))
dj, err := s.Dij(j, k)
if err != nil {
return err
}
// now simultaneously update theta
for j := range theta {
newTheta[k][j] = theta[j] + s.alpha*dj[j]
if math.IsInf(newTheta[k][j], 0) || math.IsNaN(newTheta[k][j]) {
return fmt.Errorf("Sorry dude! Learning diverged. Some value of the parameter vector theta is ±Inf or NaN")
}
}
}
s.Parameters = newTheta
}
}
fmt.Fprintf(s.Output, "Went through %v iterations.\n", iter)
return nil
}()
} else {
err = fmt.Errorf("Chose a training method not implemented for Softmax regression")
}
if err != nil {
fmt.Fprintf(s.Output, "\nERROR: Error while learning –\n\t%v\n\n", err)
return err
}
fmt.Fprintf(s.Output, "Training Completed.\n%v\n\n", s)
return nil
} | go | func (s *Softmax) Learn() error {
if s.trainingSet == nil || s.expectedResults == nil {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
examples := len(s.trainingSet)
if examples == 0 || len(s.trainingSet[0]) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
if len(s.expectedResults) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no expected results! This isn't an unsupervised model!! You'll need to include data before you learn :)\n")
fmt.Fprintf(s.Output, err.Error())
return err
}
fmt.Fprintf(s.Output, "Training:\n\tModel: Softmax Classification\n\tOptimization Method: %v\n\tTraining Examples: %v\n\t Classification Dimensions: %v\n\tFeatures: %v\n\tLearning Rate α: %v\n\tRegularization Parameter λ: %v\n...\n\n", s.method, examples, s.k, len(s.trainingSet[0]), s.alpha, s.regularization)
var err error
if s.method == base.BatchGA {
err = func() error {
// if the iterations given is 0, set it to be
// 5000 (seems reasonable base value)
if s.maxIterations == 0 {
s.maxIterations = 5000
}
iter := 0
// Stop iterating if the number of iterations exceeds
// the limit
for ; iter < s.maxIterations; iter++ {
// go over each parameter vector for each
// classification value
newTheta := make([][]float64, len(s.Parameters))
for k, theta := range s.Parameters {
newTheta[k] = make([]float64, len(theta))
dj, err := s.Dj(k)
if err != nil {
return err
}
for j := range theta {
newTheta[k][j] = theta[j] + s.alpha*dj[j]
if math.IsInf(newTheta[k][j], 0) || math.IsNaN(newTheta[k][j]) {
return fmt.Errorf("Sorry dude! Learning diverged. Some value of the parameter vector theta is ±Inf or NaN")
}
}
}
s.Parameters = newTheta
}
fmt.Fprintf(s.Output, "Went through %v iterations.\n", iter)
return nil
}()
} else if s.method == base.StochasticGA {
err = func() error {
// if the iterations given is 0, set it to be
// 5000 (seems reasonable base value)
if s.maxIterations == 0 {
s.maxIterations = 5000
}
iter := 0
// Stop iterating if the number of iterations exceeds
// the limit
for ; iter < s.maxIterations; iter++ {
for j := range s.trainingSet {
newTheta := make([][]float64, len(s.Parameters))
// go over each parameter vector for each
// classification value
for k, theta := range s.Parameters {
newTheta[k] = make([]float64, len(theta))
dj, err := s.Dij(j, k)
if err != nil {
return err
}
// now simultaneously update theta
for j := range theta {
newTheta[k][j] = theta[j] + s.alpha*dj[j]
if math.IsInf(newTheta[k][j], 0) || math.IsNaN(newTheta[k][j]) {
return fmt.Errorf("Sorry dude! Learning diverged. Some value of the parameter vector theta is ±Inf or NaN")
}
}
}
s.Parameters = newTheta
}
}
fmt.Fprintf(s.Output, "Went through %v iterations.\n", iter)
return nil
}()
} else {
err = fmt.Errorf("Chose a training method not implemented for Softmax regression")
}
if err != nil {
fmt.Fprintf(s.Output, "\nERROR: Error while learning –\n\t%v\n\n", err)
return err
}
fmt.Fprintf(s.Output, "Training Completed.\n%v\n\n", s)
return nil
} | [
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"(",
"s",
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":=",
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"(",
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"\\n",
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")",
"\n",
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... | // Learn takes the struct's dataset and expected results and runs
// gradient descent on them, optimizing theta so you can
// predict accurately based on those results | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/linear/softmax.go#L198-L312 | train |
cdipaolo/goml | text/tfidf.go | Less | func (f Frequencies) Less(i, j int) bool {
return f[i].TFIDF < f[j].TFIDF
} | go | func (f Frequencies) Less(i, j int) bool {
return f[i].TFIDF < f[j].TFIDF
} | [
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"(",
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")",
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"TFIDF",
"<",
"f",
"[",
"j",
"]",
".",
"TFIDF",
"\n",
"}"
] | // Less gives whether the ith element
// of a frequency list has is lesser
// than the jth element by comparing
// their TFIDF values | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/tfidf.go#L64-L66 | train |
cdipaolo/goml | text/tfidf.go | Swap | func (f Frequencies) Swap(i, j int) {
f[i], f[j] = f[j], f[i]
} | go | func (f Frequencies) Swap(i, j int) {
f[i], f[j] = f[j], f[i]
} | [
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"(",
"f",
"Frequencies",
")",
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"]",
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"f",
"[",
"j",
"]",
",",
"f",
"[",
"i",
"]",
"\n",
"}"
] | // Swap swaps two indexed values in
// a frequency slice | [
"Swap",
"swaps",
"two",
"indexed",
"values",
"in",
"a",
"frequency",
"slice"
] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/tfidf.go#L70-L72 | train |
cdipaolo/goml | text/tfidf.go | TFIDF | func (t *TFIDF) TFIDF(word string, sentence string) float64 {
sentence, _, _ = transform.String(t.sanitize, sentence)
document := t.Tokenizer.Tokenize(sentence)
return t.TermFrequency(word, document) * t.InverseDocumentFrequency(word)
} | go | func (t *TFIDF) TFIDF(word string, sentence string) float64 {
sentence, _, _ = transform.String(t.sanitize, sentence)
document := t.Tokenizer.Tokenize(sentence)
return t.TermFrequency(word, document) * t.InverseDocumentFrequency(word)
} | [
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",",
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")",
"\n",
"document",
... | // TFIDF returns the TermFrequency-
// InverseDocumentFrequency of a word
// within a corpus given by the trained
// NaiveBayes model
//
// Look at the TFIDF docs to see more about how
// this is calculated | [
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... | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/tfidf.go#L81-L86 | train |
cdipaolo/goml | text/tfidf.go | MostImportantWords | func (t *TFIDF) MostImportantWords(sentence string, n int) Frequencies {
sentence, _, _ = transform.String(t.sanitize, sentence)
document := t.Tokenizer.Tokenize(sentence)
freq := TermFrequencies(document)
for i := range freq {
freq[i].TFIDF = freq[i].Frequency * t.InverseDocumentFrequency(freq[i].Word)
freq[i].Frequency = float64(0.0)
}
// sort into slice
sort.Sort(sort.Reverse(freq))
if n > len(freq) {
return freq
}
return freq[:n]
} | go | func (t *TFIDF) MostImportantWords(sentence string, n int) Frequencies {
sentence, _, _ = transform.String(t.sanitize, sentence)
document := t.Tokenizer.Tokenize(sentence)
freq := TermFrequencies(document)
for i := range freq {
freq[i].TFIDF = freq[i].Frequency * t.InverseDocumentFrequency(freq[i].Word)
freq[i].Frequency = float64(0.0)
}
// sort into slice
sort.Sort(sort.Reverse(freq))
if n > len(freq) {
return freq
}
return freq[:n]
} | [
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// whole document, returning the n most
// important words in the document. If
// n is greater than the number of words
// then all words will be returned.
//
// The returned keyword slice is sorted
// by importance | [
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cdipaolo/goml | text/tfidf.go | TermFrequency | func (t *TFIDF) TermFrequency(word string, document []string) float64 {
words := make(map[string]int)
for i := range document {
words[document[i]]++
}
// find max word frequency
var maxFreq int
for i := range words {
if words[i] > maxFreq {
maxFreq = words[i]
}
}
return 0.5 * (1 + float64(words[word])/float64(maxFreq))
} | go | func (t *TFIDF) TermFrequency(word string, document []string) float64 {
words := make(map[string]int)
for i := range document {
words[document[i]]++
}
// find max word frequency
var maxFreq int
for i := range words {
if words[i] > maxFreq {
maxFreq = words[i]
}
}
return 0.5 * (1 + float64(words[word])/float64(maxFreq))
} | [
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// of a word within a corpus defined by the
// trained NaiveBayes model
//
// Look at the TFIDF docs to see more about how
// this is calculated | [
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cdipaolo/goml | text/tfidf.go | TermFrequencies | func TermFrequencies(document []string) Frequencies {
words := make(map[string]int)
for i := range document {
words[document[i]]++
}
var maxFreq int
for i := range words {
if words[i] > maxFreq {
maxFreq = words[i]
}
}
// make frequency map
frequencies := Frequencies{}
for i := range words {
frequencies = append(frequencies, Frequency{
Word: i,
Frequency: 0.5 * (1 + float64(words[i])/float64(maxFreq)),
})
}
return frequencies
} | go | func TermFrequencies(document []string) Frequencies {
words := make(map[string]int)
for i := range document {
words[document[i]]++
}
var maxFreq int
for i := range words {
if words[i] > maxFreq {
maxFreq = words[i]
}
}
// make frequency map
frequencies := Frequencies{}
for i := range words {
frequencies = append(frequencies, Frequency{
Word: i,
Frequency: 0.5 * (1 + float64(words[i])/float64(maxFreq)),
})
}
return frequencies
} | [
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"{",
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"[",
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"[",
"i",
"]",
"]"... | // TermFrequencies gives the TermFrequency of
// all words in a document, and is more efficient
// at doing so than calling that function multiple
// times | [
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cdipaolo/goml | text/tfidf.go | InverseDocumentFrequency | func (t *TFIDF) InverseDocumentFrequency(word string) float64 {
w, _ := t.Words.Get(word)
return math.Log(float64(t.DocumentCount)) - math.Log(float64(w.DocsSeen)+1)
} | go | func (t *TFIDF) InverseDocumentFrequency(word string) float64 {
w, _ := t.Words.Get(word)
return math.Log(float64(t.DocumentCount)) - math.Log(float64(w.DocsSeen)+1)
} | [
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... | // InverseDocumentFrequency returns the 'uniqueness'
// of a word within the corpus defined within a
// trained NaiveBayes model.
//
// Look at the TFIDF docs to see more about how
// this is calculated | [
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cdipaolo/goml | base/munge.go | NormalizePoint | func NormalizePoint(x []float64) {
var sum float64
for i := range x {
sum += x[i] * x[i]
}
mag := math.Sqrt(sum)
for i := range x {
if math.IsInf(x[i]/mag, 0) || math.IsNaN(x[i]/mag) {
// fallback to zero when dividing by 0
x[i] = 0
continue
}
x[i] /= mag
}
} | go | func NormalizePoint(x []float64) {
var sum float64
for i := range x {
sum += x[i] * x[i]
}
mag := math.Sqrt(sum)
for i := range x {
if math.IsInf(x[i]/mag, 0) || math.IsNaN(x[i]/mag) {
// fallback to zero when dividing by 0
x[i] = 0
continue
}
x[i] /= mag
}
} | [
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"}",
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// but it only operates on one singular datapoint,
// normalizing it's value to unit length. | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/base/munge.go#L23-L41 | train |
cdipaolo/goml | text/bayes.go | Tokenize | func (t *SimpleTokenizer) Tokenize(sentence string) []string {
// is the tokenizer really the best place to be making
// everything lowercase? is this really a sanitizaion func?
return strings.Split(strings.ToLower(sentence), t.SplitOn)
} | go | func (t *SimpleTokenizer) Tokenize(sentence string) []string {
// is the tokenizer really the best place to be making
// everything lowercase? is this really a sanitizaion func?
return strings.Split(strings.ToLower(sentence), t.SplitOn)
} | [
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"(... | // Tokenize splits input sentences into a lowecase slice
// of strings. The tokenizer's SlitOn string is used as a
// delimiter and it | [
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cdipaolo/goml | text/bayes.go | Get | func (m *concurrentMap) Get(w string) (Word, bool) {
m.RLock()
result, ok := m.words[w]
m.RUnlock()
return result, ok
} | go | func (m *concurrentMap) Get(w string) (Word, bool) {
m.RLock()
result, ok := m.words[w]
m.RUnlock()
return result, ok
} | [
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// in place of a direct map lookup. The only caveat is that
// it will always return the 'success' boolean | [
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cdipaolo/goml | text/bayes.go | Set | func (m *concurrentMap) Set(k string, v Word) {
m.Lock()
m.words[k] = v
m.Unlock()
} | go | func (m *concurrentMap) Set(k string, v Word) {
m.Lock()
m.words[k] = v
m.Unlock()
} | [
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cdipaolo/goml | text/bayes.go | NewNaiveBayes | func NewNaiveBayes(stream <-chan base.TextDatapoint, classes uint8, sanitize func(rune) bool) *NaiveBayes {
return &NaiveBayes{
Words: concurrentMap{sync.RWMutex{}, make(map[string]Word)},
Count: make([]uint64, classes),
Probabilities: make([]float64, classes),
sanitize: transform.RemoveFunc(sanitize),
stream: stream,
Tokenizer: &SimpleTokenizer{SplitOn: " "},
Output: os.Stdout,
}
} | go | func NewNaiveBayes(stream <-chan base.TextDatapoint, classes uint8, sanitize func(rune) bool) *NaiveBayes {
return &NaiveBayes{
Words: concurrentMap{sync.RWMutex{}, make(map[string]Word)},
Count: make([]uint64, classes),
Probabilities: make([]float64, classes),
sanitize: transform.RemoveFunc(sanitize),
stream: stream,
Tokenizer: &SimpleTokenizer{SplitOn: " "},
Output: os.Stdout,
}
} | [
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// given number of classes instantiated, ready
// to learn off the given data stream. The sanitization
// function is set to the given function. It must
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cdipaolo/goml | text/bayes.go | Predict | func (b *NaiveBayes) Predict(sentence string) uint8 {
sums := make([]float64, len(b.Count))
sentence, _, _ = transform.String(b.sanitize, sentence)
words := b.Tokenizer.Tokenize(sentence)
for _, word := range words {
w, ok := b.Words.Get(word)
if !ok {
continue
}
for i := range sums {
sums[i] += math.Log(float64(w.Count[i]+1) / float64(w.Seen+b.DictCount))
}
}
for i := range sums {
sums[i] += math.Log(b.Probabilities[i])
}
// find best class
var maxI int
for i := range sums {
if sums[i] > sums[maxI] {
maxI = i
}
}
return uint8(maxI)
} | go | func (b *NaiveBayes) Predict(sentence string) uint8 {
sums := make([]float64, len(b.Count))
sentence, _, _ = transform.String(b.sanitize, sentence)
words := b.Tokenizer.Tokenize(sentence)
for _, word := range words {
w, ok := b.Words.Get(word)
if !ok {
continue
}
for i := range sums {
sums[i] += math.Log(float64(w.Count[i]+1) / float64(w.Seen+b.DictCount))
}
}
for i := range sums {
sums[i] += math.Log(b.Probabilities[i])
}
// find best class
var maxI int
for i := range sums {
if sums[i] > sums[maxI] {
maxI = i
}
}
return uint8(maxI)
} | [
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// class of the document based on the training
// data passed so far, and returns the class
// estimated for the document. | [
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cdipaolo/goml | text/bayes.go | OnlineLearn | func (b *NaiveBayes) OnlineLearn(errors chan<- error) {
if errors == nil {
errors = make(chan error)
}
if b.stream == nil {
errors <- fmt.Errorf("ERROR: attempting to learn with nil data stream!\n")
close(errors)
return
}
fmt.Fprintf(b.Output, "Training:\n\tModel: Multinomial Naïve Bayes\n\tClasses: %v\n", len(b.Count))
var point base.TextDatapoint
var more bool
for {
point, more = <-b.stream
if more {
// sanitize and break up document
sanitized, _, _ := transform.String(b.sanitize, point.X)
words := b.Tokenizer.Tokenize(sanitized)
C := int(point.Y)
if C > len(b.Count)-1 {
errors <- fmt.Errorf("ERROR: given document class is greater than the number of classes in the model!\n")
continue
}
// update global class probabilities
b.Count[C]++
b.DocumentCount++
for i := range b.Probabilities {
b.Probabilities[i] = float64(b.Count[i]) / float64(b.DocumentCount)
}
// store words seen in document (to add to DocsSeen)
seenCount := make(map[string]int)
// update probabilities for words
for _, word := range words {
if len(word) < 3 {
continue
}
w, ok := b.Words.Get(word)
if !ok {
w = Word{
Count: make([]uint64, len(b.Count)),
Seen: uint64(0),
}
b.DictCount++
}
w.Count[C]++
w.Seen++
b.Words.Set(word, w)
seenCount[word] = 1
}
// add to DocsSeen
for term := range seenCount {
tmp, _ := b.Words.Get(term)
tmp.DocsSeen++
b.Words.Set(term, tmp)
}
} else {
fmt.Fprintf(b.Output, "Training Completed.\n%v\n\n", b)
close(errors)
return
}
}
} | go | func (b *NaiveBayes) OnlineLearn(errors chan<- error) {
if errors == nil {
errors = make(chan error)
}
if b.stream == nil {
errors <- fmt.Errorf("ERROR: attempting to learn with nil data stream!\n")
close(errors)
return
}
fmt.Fprintf(b.Output, "Training:\n\tModel: Multinomial Naïve Bayes\n\tClasses: %v\n", len(b.Count))
var point base.TextDatapoint
var more bool
for {
point, more = <-b.stream
if more {
// sanitize and break up document
sanitized, _, _ := transform.String(b.sanitize, point.X)
words := b.Tokenizer.Tokenize(sanitized)
C := int(point.Y)
if C > len(b.Count)-1 {
errors <- fmt.Errorf("ERROR: given document class is greater than the number of classes in the model!\n")
continue
}
// update global class probabilities
b.Count[C]++
b.DocumentCount++
for i := range b.Probabilities {
b.Probabilities[i] = float64(b.Count[i]) / float64(b.DocumentCount)
}
// store words seen in document (to add to DocsSeen)
seenCount := make(map[string]int)
// update probabilities for words
for _, word := range words {
if len(word) < 3 {
continue
}
w, ok := b.Words.Get(word)
if !ok {
w = Word{
Count: make([]uint64, len(b.Count)),
Seen: uint64(0),
}
b.DictCount++
}
w.Count[C]++
w.Seen++
b.Words.Set(word, w)
seenCount[word] = 1
}
// add to DocsSeen
for term := range seenCount {
tmp, _ := b.Words.Get(term)
tmp.DocsSeen++
b.Words.Set(term, tmp)
}
} else {
fmt.Fprintf(b.Output, "Training Completed.\n%v\n\n", b)
close(errors)
return
}
}
} | [
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"... | // OnlineLearn lets the NaiveBayes model learn
// from the datastream, waiting for new data to
// come into the stream from a separate goroutine | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/bayes.go#L364-L441 | train |
cdipaolo/goml | text/bayes.go | UpdateSanitize | func (b *NaiveBayes) UpdateSanitize(sanitize func(rune) bool) {
b.sanitize = transform.RemoveFunc(sanitize)
} | go | func (b *NaiveBayes) UpdateSanitize(sanitize func(rune) bool) {
b.sanitize = transform.RemoveFunc(sanitize)
} | [
"func",
"(",
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"=",
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"(",
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")",
"\n",
"}"
] | // UpdateSanitize updates the NaiveBayes model's
// text sanitization transformation function | [
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"updates",
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"model",
"s",
"text",
"sanitization",
"transformation",
"function"
] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/bayes.go#L451-L453 | train |
cdipaolo/goml | text/bayes.go | RestoreWithFuncs | func (b *NaiveBayes) RestoreWithFuncs(data io.Reader, sanitizer func(rune) bool, tokenizer Tokenizer) error {
if b == nil {
return errors.New("Cannot restore a model to a nil pointer")
}
err := json.NewDecoder(data).Decode(b)
if err != nil {
return err
}
b.sanitize = transform.RemoveFunc(sanitizer)
b.Tokenizer = tokenizer
return nil
} | go | func (b *NaiveBayes) RestoreWithFuncs(data io.Reader, sanitizer func(rune) bool, tokenizer Tokenizer) error {
if b == nil {
return errors.New("Cannot restore a model to a nil pointer")
}
err := json.NewDecoder(data).Decode(b)
if err != nil {
return err
}
b.sanitize = transform.RemoveFunc(sanitizer)
b.Tokenizer = tokenizer
return nil
} | [
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... | // RestoreWithFuncs takes raw JSON data of a model and
// restores a model from it. The tokenizer and sanitizer
// passed in will be assigned to the restored model. | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/text/bayes.go#L513-L524 | train |
cdipaolo/goml | cluster/triangle_kmeans.go | NewTriangleKMeans | func NewTriangleKMeans(k, maxIterations int, trainingSet [][]float64) *TriangleKMeans {
var features int
if len(trainingSet) != 0 {
features = len(trainingSet[0])
}
// start all guesses with the zero vector.
// they will be changed during learning
var guesses []int
var info []pointInfo
guesses = make([]int, len(trainingSet))
info = make([]pointInfo, len(trainingSet))
for i := range info {
info[i] = pointInfo{
lower: make([]float64, k),
upper: 0,
recompute: true,
}
}
rand.Seed(time.Now().UTC().Unix())
centroids := make([][]float64, k)
centroidDist := make([][]float64, k)
minCentroidDist := make([]float64, k)
for i := range centroids {
centroids[i] = make([]float64, features)
centroidDist[i] = make([]float64, k)
}
return &TriangleKMeans{
maxIterations: maxIterations,
trainingSet: trainingSet,
guesses: guesses,
info: info,
Centroids: centroids,
centroidDist: centroidDist,
minCentroidDist: minCentroidDist,
Output: os.Stdout,
}
} | go | func NewTriangleKMeans(k, maxIterations int, trainingSet [][]float64) *TriangleKMeans {
var features int
if len(trainingSet) != 0 {
features = len(trainingSet[0])
}
// start all guesses with the zero vector.
// they will be changed during learning
var guesses []int
var info []pointInfo
guesses = make([]int, len(trainingSet))
info = make([]pointInfo, len(trainingSet))
for i := range info {
info[i] = pointInfo{
lower: make([]float64, k),
upper: 0,
recompute: true,
}
}
rand.Seed(time.Now().UTC().Unix())
centroids := make([][]float64, k)
centroidDist := make([][]float64, k)
minCentroidDist := make([]float64, k)
for i := range centroids {
centroids[i] = make([]float64, features)
centroidDist[i] = make([]float64, k)
}
return &TriangleKMeans{
maxIterations: maxIterations,
trainingSet: trainingSet,
guesses: guesses,
info: info,
Centroids: centroids,
centroidDist: centroidDist,
minCentroidDist: minCentroidDist,
Output: os.Stdout,
}
} | [
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")",
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"=",... | // NewTriangleKMeans returns a pointer to the k-means
// model, which clusters given inputs in an
// unsupervised manner. The differences between
// this algorithm and the standard k-means++
// algorithm implemented in NewKMeans are discribed
// in the struct comments and in the paper URL
// found within those. | [
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cdipaolo/goml | cluster/triangle_kmeans.go | recalculateCentroids | func (k *TriangleKMeans) recalculateCentroids() [][]float64 {
classTotal := make([][]float64, len(k.Centroids))
classCount := make([]int64, len(k.Centroids))
for j := range k.Centroids {
classTotal[j] = make([]float64, len(k.trainingSet[0]))
}
for i, x := range k.trainingSet {
classCount[k.guesses[i]]++
for j := range x {
classTotal[k.guesses[i]][j] += x[j]
}
}
centroids := append([][]float64{}, k.Centroids...)
for j := range centroids {
// if no objects are in the same class,
// reinitialize it to a random vector
if classCount[j] == 0 {
for l := range centroids[j] {
centroids[j][l] = 10 * (rand.Float64() - 0.5)
}
continue
}
for l := range centroids[j] {
centroids[j][l] = classTotal[j][l] / float64(classCount[j])
}
}
return centroids
} | go | func (k *TriangleKMeans) recalculateCentroids() [][]float64 {
classTotal := make([][]float64, len(k.Centroids))
classCount := make([]int64, len(k.Centroids))
for j := range k.Centroids {
classTotal[j] = make([]float64, len(k.trainingSet[0]))
}
for i, x := range k.trainingSet {
classCount[k.guesses[i]]++
for j := range x {
classTotal[k.guesses[i]][j] += x[j]
}
}
centroids := append([][]float64{}, k.Centroids...)
for j := range centroids {
// if no objects are in the same class,
// reinitialize it to a random vector
if classCount[j] == 0 {
for l := range centroids[j] {
centroids[j][l] = 10 * (rand.Float64() - 0.5)
}
continue
}
for l := range centroids[j] {
centroids[j][l] = classTotal[j][l] / float64(classCount[j])
}
}
return centroids
} | [
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// the mean of all points assigned to it. This
// method is abstracted within the Triangle
// accelerated KMeans variant because you are
// skipping a lot of distance calculations within
// the actual algorithm, so finding the mean of
// assigned points is harder to embed.
//
// The method returns the new centers instead of
// modifying the model's centroids. | [
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cdipaolo/goml | cluster/triangle_kmeans.go | SaveClusteredData | func (k *TriangleKMeans) SaveClusteredData(filepath string) error {
floatGuesses := []float64{}
for _, val := range k.guesses {
floatGuesses = append(floatGuesses, float64(val))
}
return base.SaveDataToCSV(filepath, k.trainingSet, floatGuesses, true)
} | go | func (k *TriangleKMeans) SaveClusteredData(filepath string) error {
floatGuesses := []float64{}
for _, val := range k.guesses {
floatGuesses = append(floatGuesses, float64(val))
}
return base.SaveDataToCSV(filepath, k.trainingSet, floatGuesses, true)
} | [
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... | // SaveClusteredData takes operates on a k-means
// model, concatenating the given dataset with the
// assigned class from clustering and saving it to
// file.
//
// Basically just a wrapper for the base.SaveDataToCSV
// with the K-Means data. | [
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cdipaolo/goml | linear/linear.go | Learn | func (l *LeastSquares) Learn() error {
if l.trainingSet == nil || l.expectedResults == nil {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
examples := len(l.trainingSet)
if examples == 0 || len(l.trainingSet[0]) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
if len(l.expectedResults) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no expected results! This isn't an unsupervised model!! You'll need to include data before you learn :)\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
fmt.Fprintf(l.Output, "Training:\n\tModel: Logistic (Binary) Classification\n\tOptimization Method: %v\n\tTraining Examples: %v\n\tFeatures: %v\n\tLearning Rate α: %v\n\tRegularization Parameter λ: %v\n...\n\n", l.method, examples, len(l.trainingSet[0]), l.alpha, l.regularization)
var err error
if l.method == base.BatchGA {
err = base.GradientAscent(l)
} else if l.method == base.StochasticGA {
err = base.StochasticGradientAscent(l)
} else {
err = fmt.Errorf("Chose a training method not implemented for LeastSquares regression")
}
if err != nil {
fmt.Fprintf(l.Output, "\nERROR: Error while learning –\n\t%v\n\n", err)
return err
}
fmt.Fprintf(l.Output, "Training Completed.\n%v\n\n", l)
return nil
} | go | func (l *LeastSquares) Learn() error {
if l.trainingSet == nil || l.expectedResults == nil {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
examples := len(l.trainingSet)
if examples == 0 || len(l.trainingSet[0]) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no training examples!\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
if len(l.expectedResults) == 0 {
err := fmt.Errorf("ERROR: Attempting to learn with no expected results! This isn't an unsupervised model!! You'll need to include data before you learn :)\n")
fmt.Fprintf(l.Output, err.Error())
return err
}
fmt.Fprintf(l.Output, "Training:\n\tModel: Logistic (Binary) Classification\n\tOptimization Method: %v\n\tTraining Examples: %v\n\tFeatures: %v\n\tLearning Rate α: %v\n\tRegularization Parameter λ: %v\n...\n\n", l.method, examples, len(l.trainingSet[0]), l.alpha, l.regularization)
var err error
if l.method == base.BatchGA {
err = base.GradientAscent(l)
} else if l.method == base.StochasticGA {
err = base.StochasticGradientAscent(l)
} else {
err = fmt.Errorf("Chose a training method not implemented for LeastSquares regression")
}
if err != nil {
fmt.Fprintf(l.Output, "\nERROR: Error while learning –\n\t%v\n\n", err)
return err
}
fmt.Fprintf(l.Output, "Training Completed.\n%v\n\n", l)
return nil
} | [
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// batch gradient descent on them, optimizing theta so you can
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cdipaolo/goml | linear/linear.go | J | func (l *LeastSquares) J() (float64, error) {
var sum float64
for i := range l.trainingSet {
prediction, err := l.Predict(l.trainingSet[i])
if err != nil {
return 0, err
}
sum += (l.expectedResults[i] - prediction[0]) * (l.expectedResults[i] - prediction[0])
}
// add regularization term!
//
// notice that the constant term doesn't matter
for i := 1; i < len(l.Parameters); i++ {
sum += l.regularization * l.Parameters[i] * l.Parameters[i]
}
return sum / float64(2*len(l.trainingSet)), nil
} | go | func (l *LeastSquares) J() (float64, error) {
var sum float64
for i := range l.trainingSet {
prediction, err := l.Predict(l.trainingSet[i])
if err != nil {
return 0, err
}
sum += (l.expectedResults[i] - prediction[0]) * (l.expectedResults[i] - prediction[0])
}
// add regularization term!
//
// notice that the constant term doesn't matter
for i := 1; i < len(l.Parameters); i++ {
sum += l.regularization * l.Parameters[i] * l.Parameters[i]
}
return sum / float64(2*len(l.trainingSet)), nil
} | [
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// model. Could be useful in testing convergence | [
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] | e1f51f7135988cf33ef5feafa6d1558e4f28d981 | https://github.com/cdipaolo/goml/blob/e1f51f7135988cf33ef5feafa6d1558e4f28d981/linear/linear.go#L562-L582 | train |
spacemonkeygo/openssl | http.go | ListenAndServeTLS | func ListenAndServeTLS(addr string, cert_file string, key_file string,
handler http.Handler) error {
return ServerListenAndServeTLS(
&http.Server{Addr: addr, Handler: handler}, cert_file, key_file)
} | go | func ListenAndServeTLS(addr string, cert_file string, key_file string,
handler http.Handler) error {
return ServerListenAndServeTLS(
&http.Server{Addr: addr, Handler: handler}, cert_file, key_file)
} | [
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// the given tcp address, configured to use the provided cert and key files. | [
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spacemonkeygo/openssl | http.go | ServerListenAndServeTLS | func ServerListenAndServeTLS(srv *http.Server,
cert_file, key_file string) error {
addr := srv.Addr
if addr == "" {
addr = ":https"
}
ctx, err := NewCtxFromFiles(cert_file, key_file)
if err != nil {
return err
}
l, err := Listen("tcp", addr, ctx)
if err != nil {
return err
}
return srv.Serve(l)
} | go | func ServerListenAndServeTLS(srv *http.Server,
cert_file, key_file string) error {
addr := srv.Addr
if addr == "" {
addr = ":https"
}
ctx, err := NewCtxFromFiles(cert_file, key_file)
if err != nil {
return err
}
l, err := Listen("tcp", addr, ctx)
if err != nil {
return err
}
return srv.Serve(l)
} | [
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"cert_file",
",",
"key_file",
"string",
")",
"error",
"{",
"addr",
":=",
"srv",
".",
"Addr",
"\n",
"if",
"addr",
"==",
"\"",
"\"",
"{",
"addr",
"=",
"\"",
"\"",
"\n",
"}"... | // ServerListenAndServeTLS will take an http.Server and serve it using OpenSSL
// configured to use the provided cert and key files. | [
"ServerListenAndServeTLS",
"will",
"take",
"an",
"http",
".",
"Server",
"and",
"serve",
"it",
"using",
"OpenSSL",
"configured",
"to",
"use",
"the",
"provided",
"cert",
"and",
"key",
"files",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/http.go#L31-L49 | train |
spacemonkeygo/openssl | init.go | errorFromErrorQueue | func errorFromErrorQueue() error {
var errs []string
for {
err := C.ERR_get_error()
if err == 0 {
break
}
errs = append(errs, fmt.Sprintf("%s:%s:%s",
C.GoString(C.ERR_lib_error_string(err)),
C.GoString(C.ERR_func_error_string(err)),
C.GoString(C.ERR_reason_error_string(err))))
}
return errors.New(fmt.Sprintf("SSL errors: %s", strings.Join(errs, "\n")))
} | go | func errorFromErrorQueue() error {
var errs []string
for {
err := C.ERR_get_error()
if err == 0 {
break
}
errs = append(errs, fmt.Sprintf("%s:%s:%s",
C.GoString(C.ERR_lib_error_string(err)),
C.GoString(C.ERR_func_error_string(err)),
C.GoString(C.ERR_reason_error_string(err))))
}
return errors.New(fmt.Sprintf("SSL errors: %s", strings.Join(errs, "\n")))
} | [
"func",
"errorFromErrorQueue",
"(",
")",
"error",
"{",
"var",
"errs",
"[",
"]",
"string",
"\n",
"for",
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":=",
"C",
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"(",
")",
"\n",
"if",
"err",
"==",
"0",
"{",
"break",
"\n",
"}",
"\n",
"errs",
"=",
"append",
"(",
... | // errorFromErrorQueue needs to run in the same OS thread as the operation
// that caused the possible error | [
"errorFromErrorQueue",
"needs",
"to",
"run",
"in",
"the",
"same",
"OS",
"thread",
"as",
"the",
"operation",
"that",
"caused",
"the",
"possible",
"error"
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/init.go#L104-L117 | train |
spacemonkeygo/openssl | cert.go | NewName | func NewName() (*Name, error) {
n := C.X509_NAME_new()
if n == nil {
return nil, errors.New("could not create x509 name")
}
name := &Name{name: n}
runtime.SetFinalizer(name, func(n *Name) {
C.X509_NAME_free(n.name)
})
return name, nil
} | go | func NewName() (*Name, error) {
n := C.X509_NAME_new()
if n == nil {
return nil, errors.New("could not create x509 name")
}
name := &Name{name: n}
runtime.SetFinalizer(name, func(n *Name) {
C.X509_NAME_free(n.name)
})
return name, nil
} | [
"func",
"NewName",
"(",
")",
"(",
"*",
"Name",
",",
"error",
")",
"{",
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"errors",
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"(",
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"\"",
")",
"\n",
"}",
"\n",
"name... | // Allocate and return a new Name object. | [
"Allocate",
"and",
"return",
"a",
"new",
"Name",
"object",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L78-L88 | train |
spacemonkeygo/openssl | cert.go | AddTextEntry | func (n *Name) AddTextEntry(field, value string) error {
cfield := C.CString(field)
defer C.free(unsafe.Pointer(cfield))
cvalue := (*C.uchar)(unsafe.Pointer(C.CString(value)))
defer C.free(unsafe.Pointer(cvalue))
ret := C.X509_NAME_add_entry_by_txt(
n.name, cfield, C.MBSTRING_ASC, cvalue, -1, -1, 0)
if ret != 1 {
return errors.New("failed to add x509 name text entry")
}
return nil
} | go | func (n *Name) AddTextEntry(field, value string) error {
cfield := C.CString(field)
defer C.free(unsafe.Pointer(cfield))
cvalue := (*C.uchar)(unsafe.Pointer(C.CString(value)))
defer C.free(unsafe.Pointer(cvalue))
ret := C.X509_NAME_add_entry_by_txt(
n.name, cfield, C.MBSTRING_ASC, cvalue, -1, -1, 0)
if ret != 1 {
return errors.New("failed to add x509 name text entry")
}
return nil
} | [
"func",
"(",
"n",
"*",
"Name",
")",
"AddTextEntry",
"(",
"field",
",",
"value",
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")",
"error",
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")",
"\n",
"defer",
"C",
".",
"free",
"(",
"unsafe",
".",
"Pointer",
"(",
"cfield",
")",... | // AddTextEntry appends a text entry to an X509 NAME. | [
"AddTextEntry",
"appends",
"a",
"text",
"entry",
"to",
"an",
"X509",
"NAME",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L91-L102 | train |
spacemonkeygo/openssl | cert.go | AddTextEntries | func (n *Name) AddTextEntries(entries map[string]string) error {
for f, v := range entries {
if err := n.AddTextEntry(f, v); err != nil {
return err
}
}
return nil
} | go | func (n *Name) AddTextEntries(entries map[string]string) error {
for f, v := range entries {
if err := n.AddTextEntry(f, v); err != nil {
return err
}
}
return nil
} | [
"func",
"(",
"n",
"*",
"Name",
")",
"AddTextEntries",
"(",
"entries",
"map",
"[",
"string",
"]",
"string",
")",
"error",
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"for",
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",",
"v",
":=",
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"entries",
"{",
"if",
"err",
":=",
"n",
".",
"AddTextEntry",
"(",
"f",
",",
"v",
")... | // AddTextEntries allows adding multiple entries to a name in one call. | [
"AddTextEntries",
"allows",
"adding",
"multiple",
"entries",
"to",
"a",
"name",
"in",
"one",
"call",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L105-L112 | train |
spacemonkeygo/openssl | cert.go | NewCertificate | func NewCertificate(info *CertificateInfo, key PublicKey) (*Certificate, error) {
c := &Certificate{x: C.X509_new()}
runtime.SetFinalizer(c, func(c *Certificate) {
C.X509_free(c.x)
})
name, err := c.GetSubjectName()
if err != nil {
return nil, err
}
err = name.AddTextEntries(map[string]string{
"C": info.Country,
"O": info.Organization,
"CN": info.CommonName,
})
if err != nil {
return nil, err
}
// self-issue for now
if err := c.SetIssuerName(name); err != nil {
return nil, err
}
if err := c.SetSerial(info.Serial); err != nil {
return nil, err
}
if err := c.SetIssueDate(info.Issued); err != nil {
return nil, err
}
if err := c.SetExpireDate(info.Expires); err != nil {
return nil, err
}
if err := c.SetPubKey(key); err != nil {
return nil, err
}
return c, nil
} | go | func NewCertificate(info *CertificateInfo, key PublicKey) (*Certificate, error) {
c := &Certificate{x: C.X509_new()}
runtime.SetFinalizer(c, func(c *Certificate) {
C.X509_free(c.x)
})
name, err := c.GetSubjectName()
if err != nil {
return nil, err
}
err = name.AddTextEntries(map[string]string{
"C": info.Country,
"O": info.Organization,
"CN": info.CommonName,
})
if err != nil {
return nil, err
}
// self-issue for now
if err := c.SetIssuerName(name); err != nil {
return nil, err
}
if err := c.SetSerial(info.Serial); err != nil {
return nil, err
}
if err := c.SetIssueDate(info.Issued); err != nil {
return nil, err
}
if err := c.SetExpireDate(info.Expires); err != nil {
return nil, err
}
if err := c.SetPubKey(key); err != nil {
return nil, err
}
return c, nil
} | [
"func",
"NewCertificate",
"(",
"info",
"*",
"CertificateInfo",
",",
"key",
"PublicKey",
")",
"(",
"*",
"Certificate",
",",
"error",
")",
"{",
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":=",
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"{",
"x",
":",
"C",
".",
"X509_new",
"(",
")",
"}",
"\n",
"runtime",
".",
"Se... | // NewCertificate generates a basic certificate based
// on the provided CertificateInfo struct | [
"NewCertificate",
"generates",
"a",
"basic",
"certificate",
"based",
"on",
"the",
"provided",
"CertificateInfo",
"struct"
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L129-L164 | train |
spacemonkeygo/openssl | cert.go | SetIssuer | func (c *Certificate) SetIssuer(issuer *Certificate) error {
name, err := issuer.GetSubjectName()
if err != nil {
return err
}
if err = c.SetIssuerName(name); err != nil {
return err
}
c.Issuer = issuer
return nil
} | go | func (c *Certificate) SetIssuer(issuer *Certificate) error {
name, err := issuer.GetSubjectName()
if err != nil {
return err
}
if err = c.SetIssuerName(name); err != nil {
return err
}
c.Issuer = issuer
return nil
} | [
"func",
"(",
"c",
"*",
"Certificate",
")",
"SetIssuer",
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"issuer",
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"Certificate",
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"(",
")",
"\n",
"if",
"err",
"!=",
"nil",
"{",
"return",
"err",
"\n",
"}",
"\n",
... | // SetIssuer updates the stored Issuer cert
// and the internal x509 Issuer Name of a certificate.
// The stored Issuer reference is used when adding extensions. | [
"SetIssuer",
"updates",
"the",
"stored",
"Issuer",
"cert",
"and",
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"is",
"used",
"when",
"adding",
"extensions",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L192-L202 | train |
spacemonkeygo/openssl | cert.go | SetIssuerName | func (c *Certificate) SetIssuerName(name *Name) error {
if C.X509_set_issuer_name(c.x, name.name) != 1 {
return errors.New("failed to set subject name")
}
return nil
} | go | func (c *Certificate) SetIssuerName(name *Name) error {
if C.X509_set_issuer_name(c.x, name.name) != 1 {
return errors.New("failed to set subject name")
}
return nil
} | [
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"*",
"Certificate",
")",
"SetIssuerName",
"(",
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"Name",
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",",
"name",
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"name",
")",
"!=",
"1",
"{",
"return",
"errors",
".",
"New",
"(",... | // SetIssuerName populates the issuer name of a certificate.
// Use SetIssuer instead, if possible. | [
"SetIssuerName",
"populates",
"the",
"issuer",
"name",
"of",
"a",
"certificate",
".",
"Use",
"SetIssuer",
"instead",
"if",
"possible",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L206-L211 | train |
spacemonkeygo/openssl | cert.go | SetSerial | func (c *Certificate) SetSerial(serial *big.Int) error {
sno := C.ASN1_INTEGER_new()
defer C.ASN1_INTEGER_free(sno)
bn := C.BN_new()
defer C.BN_free(bn)
serialBytes := serial.Bytes()
if bn = C.BN_bin2bn((*C.uchar)(unsafe.Pointer(&serialBytes[0])), C.int(len(serialBytes)), bn); bn == nil {
return errors.New("failed to set serial")
}
if sno = C.BN_to_ASN1_INTEGER(bn, sno); sno == nil {
return errors.New("failed to set serial")
}
if C.X509_set_serialNumber(c.x, sno) != 1 {
return errors.New("failed to set serial")
}
return nil
} | go | func (c *Certificate) SetSerial(serial *big.Int) error {
sno := C.ASN1_INTEGER_new()
defer C.ASN1_INTEGER_free(sno)
bn := C.BN_new()
defer C.BN_free(bn)
serialBytes := serial.Bytes()
if bn = C.BN_bin2bn((*C.uchar)(unsafe.Pointer(&serialBytes[0])), C.int(len(serialBytes)), bn); bn == nil {
return errors.New("failed to set serial")
}
if sno = C.BN_to_ASN1_INTEGER(bn, sno); sno == nil {
return errors.New("failed to set serial")
}
if C.X509_set_serialNumber(c.x, sno) != 1 {
return errors.New("failed to set serial")
}
return nil
} | [
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"(",
"c",
"*",
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")",
"SetSerial",
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"serial",
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"\n",
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"C",
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"(",
"sno",
")",
"\n",
"bn",
":=",
... | // SetSerial sets the serial of a certificate. | [
"SetSerial",
"sets",
"the",
"serial",
"of",
"a",
"certificate",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L214-L231 | train |
spacemonkeygo/openssl | cert.go | SetExpireDate | func (c *Certificate) SetExpireDate(when time.Duration) error {
offset := C.long(when / time.Second)
result := C.X509_gmtime_adj(C.X_X509_get0_notAfter(c.x), offset)
if result == nil {
return errors.New("failed to set expire date")
}
return nil
} | go | func (c *Certificate) SetExpireDate(when time.Duration) error {
offset := C.long(when / time.Second)
result := C.X509_gmtime_adj(C.X_X509_get0_notAfter(c.x), offset)
if result == nil {
return errors.New("failed to set expire date")
}
return nil
} | [
"func",
"(",
"c",
"*",
"Certificate",
")",
"SetExpireDate",
"(",
"when",
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")",
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")",
"\n",
"result",
":=",
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"(... | // SetExpireDate sets the certificate issue date relative to the current time. | [
"SetExpireDate",
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"the",
"certificate",
"issue",
"date",
"relative",
"to",
"the",
"current",
"time",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L244-L251 | train |
spacemonkeygo/openssl | cert.go | SetPubKey | func (c *Certificate) SetPubKey(pubKey PublicKey) error {
c.pubKey = pubKey
if C.X509_set_pubkey(c.x, pubKey.evpPKey()) != 1 {
return errors.New("failed to set public key")
}
return nil
} | go | func (c *Certificate) SetPubKey(pubKey PublicKey) error {
c.pubKey = pubKey
if C.X509_set_pubkey(c.x, pubKey.evpPKey()) != 1 {
return errors.New("failed to set public key")
}
return nil
} | [
"func",
"(",
"c",
"*",
"Certificate",
")",
"SetPubKey",
"(",
"pubKey",
"PublicKey",
")",
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"{",
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"(",
"c",
".",
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",",
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"evpPKey",
"(",
")",
")",
"!=... | // SetPubKey assigns a new public key to a certificate. | [
"SetPubKey",
"assigns",
"a",
"new",
"public",
"key",
"to",
"a",
"certificate",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L254-L260 | train |
spacemonkeygo/openssl | cert.go | Sign | func (c *Certificate) Sign(privKey PrivateKey, digest EVP_MD) error {
switch digest {
case EVP_SHA256:
case EVP_SHA384:
case EVP_SHA512:
default:
return errors.New("Unsupported digest" +
"You're probably looking for 'EVP_SHA256' or 'EVP_SHA512'.")
}
return c.insecureSign(privKey, digest)
} | go | func (c *Certificate) Sign(privKey PrivateKey, digest EVP_MD) error {
switch digest {
case EVP_SHA256:
case EVP_SHA384:
case EVP_SHA512:
default:
return errors.New("Unsupported digest" +
"You're probably looking for 'EVP_SHA256' or 'EVP_SHA512'.")
}
return c.insecureSign(privKey, digest)
} | [
"func",
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"c",
"*",
"Certificate",
")",
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"privKey",
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"digest",
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":",
"case",
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":",
"case",
"EVP_SHA512",
":",
"default",
":",
"return",... | // Sign a certificate using a private key and a digest name.
// Accepted digest names are 'sha256', 'sha384', and 'sha512'. | [
"Sign",
"a",
"certificate",
"using",
"a",
"private",
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".",
"Accepted",
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"names",
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"sha384",
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"sha512",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L264-L274 | train |
spacemonkeygo/openssl | cert.go | AddExtensions | func (c *Certificate) AddExtensions(extensions map[NID]string) error {
for nid, value := range extensions {
if err := c.AddExtension(nid, value); err != nil {
return err
}
}
return nil
} | go | func (c *Certificate) AddExtensions(extensions map[NID]string) error {
for nid, value := range extensions {
if err := c.AddExtension(nid, value); err != nil {
return err
}
}
return nil
} | [
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"c",
"*",
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"AddExtensions",
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"extensions",
"map",
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":=",
"range",
"extensions",
"{",
"if",
"err",
":=",
"c",
".",
"AddExtension",
"(",
"nid",
... | // Wraps AddExtension using a map of NID to text extension.
// Will return without finishing if it encounters an error. | [
"Wraps",
"AddExtension",
"using",
"a",
"map",
"of",
"NID",
"to",
"text",
"extension",
".",
"Will",
"return",
"without",
"finishing",
"if",
"it",
"encounters",
"an",
"error",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L336-L343 | train |
spacemonkeygo/openssl | cert.go | LoadCertificateFromPEM | func LoadCertificateFromPEM(pem_block []byte) (*Certificate, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
runtime.LockOSThread()
defer runtime.UnlockOSThread()
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
cert := C.PEM_read_bio_X509(bio, nil, nil, nil)
C.BIO_free(bio)
if cert == nil {
return nil, errorFromErrorQueue()
}
x := &Certificate{x: cert}
runtime.SetFinalizer(x, func(x *Certificate) {
C.X509_free(x.x)
})
return x, nil
} | go | func LoadCertificateFromPEM(pem_block []byte) (*Certificate, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
runtime.LockOSThread()
defer runtime.UnlockOSThread()
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
cert := C.PEM_read_bio_X509(bio, nil, nil, nil)
C.BIO_free(bio)
if cert == nil {
return nil, errorFromErrorQueue()
}
x := &Certificate{x: cert}
runtime.SetFinalizer(x, func(x *Certificate) {
C.X509_free(x.x)
})
return x, nil
} | [
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... | // LoadCertificateFromPEM loads an X509 certificate from a PEM-encoded block. | [
"LoadCertificateFromPEM",
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"certificate",
"from",
"a",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L346-L364 | train |
spacemonkeygo/openssl | cert.go | MarshalPEM | func (c *Certificate) MarshalPEM() (pem_block []byte, err error) {
bio := C.BIO_new(C.BIO_s_mem())
if bio == nil {
return nil, errors.New("failed to allocate memory BIO")
}
defer C.BIO_free(bio)
if int(C.PEM_write_bio_X509(bio, c.x)) != 1 {
return nil, errors.New("failed dumping certificate")
}
return ioutil.ReadAll(asAnyBio(bio))
} | go | func (c *Certificate) MarshalPEM() (pem_block []byte, err error) {
bio := C.BIO_new(C.BIO_s_mem())
if bio == nil {
return nil, errors.New("failed to allocate memory BIO")
}
defer C.BIO_free(bio)
if int(C.PEM_write_bio_X509(bio, c.x)) != 1 {
return nil, errors.New("failed dumping certificate")
}
return ioutil.ReadAll(asAnyBio(bio))
} | [
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"MarshalPEM",
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"... | // MarshalPEM converts the X509 certificate to PEM-encoded format | [
"MarshalPEM",
"converts",
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"X509",
"certificate",
"to",
"PEM",
"-",
"encoded",
"format"
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L367-L377 | train |
spacemonkeygo/openssl | cert.go | PublicKey | func (c *Certificate) PublicKey() (PublicKey, error) {
pkey := C.X509_get_pubkey(c.x)
if pkey == nil {
return nil, errors.New("no public key found")
}
key := &pKey{key: pkey}
runtime.SetFinalizer(key, func(key *pKey) {
C.EVP_PKEY_free(key.key)
})
return key, nil
} | go | func (c *Certificate) PublicKey() (PublicKey, error) {
pkey := C.X509_get_pubkey(c.x)
if pkey == nil {
return nil, errors.New("no public key found")
}
key := &pKey{key: pkey}
runtime.SetFinalizer(key, func(key *pKey) {
C.EVP_PKEY_free(key.key)
})
return key, nil
} | [
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"*",
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"in",
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"certificate",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L380-L390 | train |
spacemonkeygo/openssl | cert.go | GetSerialNumberHex | func (c *Certificate) GetSerialNumberHex() (serial string) {
asn1_i := C.X509_get_serialNumber(c.x)
bignum := C.ASN1_INTEGER_to_BN(asn1_i, nil)
hex := C.BN_bn2hex(bignum)
serial = C.GoString(hex)
C.BN_free(bignum)
C.X_OPENSSL_free(unsafe.Pointer(hex))
return
} | go | func (c *Certificate) GetSerialNumberHex() (serial string) {
asn1_i := C.X509_get_serialNumber(c.x)
bignum := C.ASN1_INTEGER_to_BN(asn1_i, nil)
hex := C.BN_bn2hex(bignum)
serial = C.GoString(hex)
C.BN_free(bignum)
C.X_OPENSSL_free(unsafe.Pointer(hex))
return
} | [
"func",
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"*",
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"GetSerialNumberHex",
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"serial",
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"bignum",
":=",
"C",
".",
"ASN1_INTEGER_to_BN",
"(",
"asn1_i",... | // GetSerialNumberHex returns the certificate's serial number in hex format | [
"GetSerialNumberHex",
"returns",
"the",
"certificate",
"s",
"serial",
"number",
"in",
"hex",
"format"
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L393-L401 | train |
spacemonkeygo/openssl | cert.go | SetVersion | func (c *Certificate) SetVersion(version X509_Version) error {
cvers := C.long(version)
if C.X_X509_set_version(c.x, cvers) != 1 {
return errors.New("failed to set certificate version")
}
return nil
} | go | func (c *Certificate) SetVersion(version X509_Version) error {
cvers := C.long(version)
if C.X_X509_set_version(c.x, cvers) != 1 {
return errors.New("failed to set certificate version")
}
return nil
} | [
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"version",
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")",
"!=",... | // SetVersion sets the X509 version of the certificate. | [
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"sets",
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"version",
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"the",
"certificate",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/cert.go#L409-L415 | train |
spacemonkeygo/openssl | conn.go | Server | func Server(conn net.Conn, ctx *Ctx) (*Conn, error) {
c, err := newConn(conn, ctx)
if err != nil {
return nil, err
}
C.SSL_set_accept_state(c.ssl)
return c, nil
} | go | func Server(conn net.Conn, ctx *Ctx) (*Conn, error) {
c, err := newConn(conn, ctx)
if err != nil {
return nil, err
}
C.SSL_set_accept_state(c.ssl)
return c, nil
} | [
"func",
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// for any subsequent handshakes. | [
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"connection",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L181-L188 | train |
spacemonkeygo/openssl | conn.go | PeerCertificate | func (c *Conn) PeerCertificate() (*Certificate, error) {
c.mtx.Lock()
defer c.mtx.Unlock()
if c.is_shutdown {
return nil, errors.New("connection closed")
}
x := C.SSL_get_peer_certificate(c.ssl)
if x == nil {
return nil, errors.New("no peer certificate found")
}
cert := &Certificate{x: x}
runtime.SetFinalizer(cert, func(cert *Certificate) {
C.X509_free(cert.x)
})
return cert, nil
} | go | func (c *Conn) PeerCertificate() (*Certificate, error) {
c.mtx.Lock()
defer c.mtx.Unlock()
if c.is_shutdown {
return nil, errors.New("connection closed")
}
x := C.SSL_get_peer_certificate(c.ssl)
if x == nil {
return nil, errors.New("no peer certificate found")
}
cert := &Certificate{x: x}
runtime.SetFinalizer(cert, func(cert *Certificate) {
C.X509_free(cert.x)
})
return cert, nil
} | [
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"\n",
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// communicating. Only valid after a handshake. | [
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"of",
"the",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L316-L331 | train |
spacemonkeygo/openssl | conn.go | loadCertificateStack | func (c *Conn) loadCertificateStack(sk *C.struct_stack_st_X509) (
rv []*Certificate) {
sk_num := int(C.X_sk_X509_num(sk))
rv = make([]*Certificate, 0, sk_num)
for i := 0; i < sk_num; i++ {
x := C.X_sk_X509_value(sk, C.int(i))
// ref holds on to the underlying connection memory so we don't need to
// worry about incrementing refcounts manually or freeing the X509
rv = append(rv, &Certificate{x: x, ref: c})
}
return rv
} | go | func (c *Conn) loadCertificateStack(sk *C.struct_stack_st_X509) (
rv []*Certificate) {
sk_num := int(C.X_sk_X509_num(sk))
rv = make([]*Certificate, 0, sk_num)
for i := 0; i < sk_num; i++ {
x := C.X_sk_X509_value(sk, C.int(i))
// ref holds on to the underlying connection memory so we don't need to
// worry about incrementing refcounts manually or freeing the X509
rv = append(rv, &Certificate{x: x, ref: c})
}
return rv
} | [
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"(",
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")",
")",
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... | // loadCertificateStack loads up a stack of x509 certificates and returns them,
// handling memory ownership. | [
"loadCertificateStack",
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"a",
"stack",
"of",
"x509",
"certificates",
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"them",
"handling",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L335-L347 | train |
spacemonkeygo/openssl | conn.go | Close | func (c *Conn) Close() error {
c.mtx.Lock()
if c.is_shutdown {
c.mtx.Unlock()
return nil
}
c.is_shutdown = true
c.mtx.Unlock()
var errs utils.ErrorGroup
errs.Add(c.shutdownLoop())
errs.Add(c.conn.Close())
return errs.Finalize()
} | go | func (c *Conn) Close() error {
c.mtx.Lock()
if c.is_shutdown {
c.mtx.Unlock()
return nil
}
c.is_shutdown = true
c.mtx.Unlock()
var errs utils.ErrorGroup
errs.Add(c.shutdownLoop())
errs.Add(c.conn.Close())
return errs.Finalize()
} | [
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"and",
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"the",
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L427-L439 | train |
spacemonkeygo/openssl | conn.go | Write | func (c *Conn) Write(b []byte) (written int, err error) {
if len(b) == 0 {
return 0, nil
}
err = tryAgain
for err == tryAgain {
n, errcb := c.write(b)
err = c.handleError(errcb)
if err == nil {
return n, c.flushOutputBuffer()
}
}
return 0, err
} | go | func (c *Conn) Write(b []byte) (written int, err error) {
if len(b) == 0 {
return 0, nil
}
err = tryAgain
for err == tryAgain {
n, errcb := c.write(b)
err = c.handleError(errcb)
if err == nil {
return n, c.flushOutputBuffer()
}
}
return 0, err
} | [
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// Performance will be vastly improved if the size of b is a multiple of
// SSLRecordSize. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L503-L516 | train |
spacemonkeygo/openssl | conn.go | VerifyHostname | func (c *Conn) VerifyHostname(host string) error {
cert, err := c.PeerCertificate()
if err != nil {
return err
}
return cert.VerifyHostname(host)
} | go | func (c *Conn) VerifyHostname(host string) error {
cert, err := c.PeerCertificate()
if err != nil {
return err
}
return cert.VerifyHostname(host)
} | [
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"{",
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"err",
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"}",
"\n",
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"cert"... | // VerifyHostname pulls the PeerCertificate and calls VerifyHostname on the
// certificate. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/conn.go#L520-L526 | train |
spacemonkeygo/openssl | digest.go | GetDigestByName | func GetDigestByName(name string) (*Digest, error) {
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
p := C.X_EVP_get_digestbyname(cname)
if p == nil {
return nil, fmt.Errorf("Digest %v not found", name)
}
// we can consider digests to use static mem; don't need to free
return &Digest{ptr: p}, nil
} | go | func GetDigestByName(name string) (*Digest, error) {
cname := C.CString(name)
defer C.free(unsafe.Pointer(cname))
p := C.X_EVP_get_digestbyname(cname)
if p == nil {
return nil, fmt.Errorf("Digest %v not found", name)
}
// we can consider digests to use static mem; don't need to free
return &Digest{ptr: p}, nil
} | [
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... | // GetDigestByName returns the Digest with the name or nil and an error if the
// digest was not found. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/digest.go#L32-L41 | train |
spacemonkeygo/openssl | digest.go | GetDigestByNid | func GetDigestByNid(nid NID) (*Digest, error) {
sn, err := Nid2ShortName(nid)
if err != nil {
return nil, err
}
return GetDigestByName(sn)
} | go | func GetDigestByNid(nid NID) (*Digest, error) {
sn, err := Nid2ShortName(nid)
if err != nil {
return nil, err
}
return GetDigestByName(sn)
} | [
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// digest was not found. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/digest.go#L45-L51 | train |
spacemonkeygo/openssl | utils/errors.go | Add | func (e *ErrorGroup) Add(err error) {
if err != nil {
e.Errors = append(e.Errors, err)
}
} | go | func (e *ErrorGroup) Add(err error) {
if err != nil {
e.Errors = append(e.Errors, err)
}
} | [
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] | // Add adds an error to an existing error group | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/utils/errors.go#L28-L32 | train |
spacemonkeygo/openssl | utils/errors.go | Finalize | func (e *ErrorGroup) Finalize() error {
if len(e.Errors) == 0 {
return nil
}
if len(e.Errors) == 1 {
return e.Errors[0]
}
msgs := make([]string, 0, len(e.Errors))
for _, err := range e.Errors {
msgs = append(msgs, err.Error())
}
return errors.New(strings.Join(msgs, "\n"))
} | go | func (e *ErrorGroup) Finalize() error {
if len(e.Errors) == 0 {
return nil
}
if len(e.Errors) == 1 {
return e.Errors[0]
}
msgs := make([]string, 0, len(e.Errors))
for _, err := range e.Errors {
msgs = append(msgs, err.Error())
}
return errors.New(strings.Join(msgs, "\n"))
} | [
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// Finalize returns that error. Otherwise, Finalize will make a new error
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spacemonkeygo/openssl | utils/future.go | NewFuture | func NewFuture() *Future {
mutex := &sync.Mutex{}
return &Future{
mutex: mutex,
cond: sync.NewCond(mutex),
received: false,
val: nil,
err: nil,
}
} | go | func NewFuture() *Future {
mutex := &sync.Mutex{}
return &Future{
mutex: mutex,
cond: sync.NewCond(mutex),
received: false,
val: nil,
err: nil,
}
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/utils/future.go#L36-L45 | train |
spacemonkeygo/openssl | utils/future.go | Get | func (self *Future) Get() (interface{}, error) {
self.mutex.Lock()
defer self.mutex.Unlock()
for {
if self.received {
return self.val, self.err
}
self.cond.Wait()
}
} | go | func (self *Future) Get() (interface{}, error) {
self.mutex.Lock()
defer self.mutex.Unlock()
for {
if self.received {
return self.val, self.err
}
self.cond.Wait()
}
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/utils/future.go#L48-L57 | train |
spacemonkeygo/openssl | utils/future.go | Fired | func (self *Future) Fired() bool {
self.mutex.Lock()
defer self.mutex.Unlock()
return self.received
} | go | func (self *Future) Fired() bool {
self.mutex.Lock()
defer self.mutex.Unlock()
return self.received
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/utils/future.go#L61-L65 | train |
spacemonkeygo/openssl | utils/future.go | Set | func (self *Future) Set(val interface{}, err error) {
self.mutex.Lock()
defer self.mutex.Unlock()
if self.received {
return
}
self.received = true
self.val = val
self.err = err
self.cond.Broadcast()
} | go | func (self *Future) Set(val interface{}, err error) {
self.mutex.Lock()
defer self.mutex.Unlock()
if self.received {
return
}
self.received = true
self.val = val
self.err = err
self.cond.Broadcast()
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/utils/future.go#L69-L79 | train |
spacemonkeygo/openssl | key.go | LoadPrivateKeyFromPEM | func LoadPrivateKeyFromPEM(pem_block []byte) (PrivateKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.PEM_read_bio_PrivateKey(bio, nil, nil, nil)
if key == nil {
return nil, errors.New("failed reading private key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func LoadPrivateKeyFromPEM(pem_block []byte) (PrivateKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.PEM_read_bio_PrivateKey(bio, nil, nil, nil)
if key == nil {
return nil, errors.New("failed reading private key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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spacemonkeygo/openssl | key.go | LoadPrivateKeyFromPEMWithPassword | func LoadPrivateKeyFromPEMWithPassword(pem_block []byte, password string) (
PrivateKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
cs := C.CString(password)
defer C.free(unsafe.Pointer(cs))
key := C.PEM_read_bio_PrivateKey(bio, nil, nil, unsafe.Pointer(cs))
if key == nil {
return nil, errors.New("failed reading private key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func LoadPrivateKeyFromPEMWithPassword(pem_block []byte, password string) (
PrivateKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
cs := C.CString(password)
defer C.free(unsafe.Pointer(cs))
key := C.PEM_read_bio_PrivateKey(bio, nil, nil, unsafe.Pointer(cs))
if key == nil {
return nil, errors.New("failed reading private key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/key.go#L300-L323 | train |
spacemonkeygo/openssl | key.go | LoadPrivateKeyFromDER | func LoadPrivateKeyFromDER(der_block []byte) (PrivateKey, error) {
if len(der_block) == 0 {
return nil, errors.New("empty der block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&der_block[0]),
C.int(len(der_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.d2i_PrivateKey_bio(bio, nil)
if key == nil {
return nil, errors.New("failed reading private key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func LoadPrivateKeyFromDER(der_block []byte) (PrivateKey, error) {
if len(der_block) == 0 {
return nil, errors.New("empty der block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&der_block[0]),
C.int(len(der_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.d2i_PrivateKey_bio(bio, nil)
if key == nil {
return nil, errors.New("failed reading private key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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spacemonkeygo/openssl | key.go | LoadPrivateKeyFromPEMWidthPassword | func LoadPrivateKeyFromPEMWidthPassword(pem_block []byte, password string) (
PrivateKey, error) {
return LoadPrivateKeyFromPEMWithPassword(pem_block, password)
} | go | func LoadPrivateKeyFromPEMWidthPassword(pem_block []byte, password string) (
PrivateKey, error) {
return LoadPrivateKeyFromPEMWithPassword(pem_block, password)
} | [
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// Backwards-compatible with typo | [
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spacemonkeygo/openssl | key.go | LoadPublicKeyFromPEM | func LoadPublicKeyFromPEM(pem_block []byte) (PublicKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.PEM_read_bio_PUBKEY(bio, nil, nil, nil)
if key == nil {
return nil, errors.New("failed reading public key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func LoadPublicKeyFromPEM(pem_block []byte) (PublicKey, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.PEM_read_bio_PUBKEY(bio, nil, nil, nil)
if key == nil {
return nil, errors.New("failed reading public key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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spacemonkeygo/openssl | key.go | LoadPublicKeyFromDER | func LoadPublicKeyFromDER(der_block []byte) (PublicKey, error) {
if len(der_block) == 0 {
return nil, errors.New("empty der block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&der_block[0]),
C.int(len(der_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.d2i_PUBKEY_bio(bio, nil)
if key == nil {
return nil, errors.New("failed reading public key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func LoadPublicKeyFromDER(der_block []byte) (PublicKey, error) {
if len(der_block) == 0 {
return nil, errors.New("empty der block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&der_block[0]),
C.int(len(der_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
key := C.d2i_PUBKEY_bio(bio, nil)
if key == nil {
return nil, errors.New("failed reading public key der")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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spacemonkeygo/openssl | key.go | GenerateRSAKeyWithExponent | func GenerateRSAKeyWithExponent(bits int, exponent int) (PrivateKey, error) {
rsa := C.RSA_generate_key(C.int(bits), C.ulong(exponent), nil, nil)
if rsa == nil {
return nil, errors.New("failed to generate RSA key")
}
key := C.X_EVP_PKEY_new()
if key == nil {
return nil, errors.New("failed to allocate EVP_PKEY")
}
if C.X_EVP_PKEY_assign_charp(key, C.EVP_PKEY_RSA, (*C.char)(unsafe.Pointer(rsa))) != 1 {
C.X_EVP_PKEY_free(key)
return nil, errors.New("failed to assign RSA key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func GenerateRSAKeyWithExponent(bits int, exponent int) (PrivateKey, error) {
rsa := C.RSA_generate_key(C.int(bits), C.ulong(exponent), nil, nil)
if rsa == nil {
return nil, errors.New("failed to generate RSA key")
}
key := C.X_EVP_PKEY_new()
if key == nil {
return nil, errors.New("failed to allocate EVP_PKEY")
}
if C.X_EVP_PKEY_assign_charp(key, C.EVP_PKEY_RSA, (*C.char)(unsafe.Pointer(rsa))) != 1 {
C.X_EVP_PKEY_free(key)
return nil, errors.New("failed to assign RSA key")
}
p := &pKey{key: key}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
"func",
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")",
",",
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"ulong",
"(",
"exponent"... | // GenerateRSAKeyWithExponent generates a new RSA private key. | [
"GenerateRSAKeyWithExponent",
"generates",
"a",
"new",
"RSA",
"private",
"key",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/key.go#L410-L428 | train |
spacemonkeygo/openssl | key.go | GenerateECKey | func GenerateECKey(curve EllipticCurve) (PrivateKey, error) {
// Create context for parameter generation
paramCtx := C.EVP_PKEY_CTX_new_id(C.EVP_PKEY_EC, nil)
if paramCtx == nil {
return nil, errors.New("failed creating EC parameter generation context")
}
defer C.EVP_PKEY_CTX_free(paramCtx)
// Intialize the parameter generation
if int(C.EVP_PKEY_paramgen_init(paramCtx)) != 1 {
return nil, errors.New("failed initializing EC parameter generation context")
}
// Set curve in EC parameter generation context
if int(C.X_EVP_PKEY_CTX_set_ec_paramgen_curve_nid(paramCtx, C.int(curve))) != 1 {
return nil, errors.New("failed setting curve in EC parameter generation context")
}
// Create parameter object
var params *C.EVP_PKEY
if int(C.EVP_PKEY_paramgen(paramCtx, ¶ms)) != 1 {
return nil, errors.New("failed creating EC key generation parameters")
}
defer C.EVP_PKEY_free(params)
// Create context for the key generation
keyCtx := C.EVP_PKEY_CTX_new(params, nil)
if keyCtx == nil {
return nil, errors.New("failed creating EC key generation context")
}
defer C.EVP_PKEY_CTX_free(keyCtx)
// Generate the key
var privKey *C.EVP_PKEY
if int(C.EVP_PKEY_keygen_init(keyCtx)) != 1 {
return nil, errors.New("failed initializing EC key generation context")
}
if int(C.EVP_PKEY_keygen(keyCtx, &privKey)) != 1 {
return nil, errors.New("failed generating EC private key")
}
p := &pKey{key: privKey}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func GenerateECKey(curve EllipticCurve) (PrivateKey, error) {
// Create context for parameter generation
paramCtx := C.EVP_PKEY_CTX_new_id(C.EVP_PKEY_EC, nil)
if paramCtx == nil {
return nil, errors.New("failed creating EC parameter generation context")
}
defer C.EVP_PKEY_CTX_free(paramCtx)
// Intialize the parameter generation
if int(C.EVP_PKEY_paramgen_init(paramCtx)) != 1 {
return nil, errors.New("failed initializing EC parameter generation context")
}
// Set curve in EC parameter generation context
if int(C.X_EVP_PKEY_CTX_set_ec_paramgen_curve_nid(paramCtx, C.int(curve))) != 1 {
return nil, errors.New("failed setting curve in EC parameter generation context")
}
// Create parameter object
var params *C.EVP_PKEY
if int(C.EVP_PKEY_paramgen(paramCtx, ¶ms)) != 1 {
return nil, errors.New("failed creating EC key generation parameters")
}
defer C.EVP_PKEY_free(params)
// Create context for the key generation
keyCtx := C.EVP_PKEY_CTX_new(params, nil)
if keyCtx == nil {
return nil, errors.New("failed creating EC key generation context")
}
defer C.EVP_PKEY_CTX_free(keyCtx)
// Generate the key
var privKey *C.EVP_PKEY
if int(C.EVP_PKEY_keygen_init(keyCtx)) != 1 {
return nil, errors.New("failed initializing EC key generation context")
}
if int(C.EVP_PKEY_keygen(keyCtx, &privKey)) != 1 {
return nil, errors.New("failed generating EC private key")
}
p := &pKey{key: privKey}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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"(",
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"(",
"C",
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"EVP_PKEY_EC",
",",
"nil",
")",
"\n",
"if",
"p... | // GenerateECKey generates a new elliptic curve private key on the speicified
// curve. | [
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"generates",
"a",
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"elliptic",
"curve",
"private",
"key",
"on",
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"curve",
"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/key.go#L432-L479 | train |
spacemonkeygo/openssl | key.go | GenerateED25519Key | func GenerateED25519Key() (PrivateKey, error) {
// Key context
keyCtx := C.EVP_PKEY_CTX_new_id(C.X_EVP_PKEY_ED25519, nil)
if keyCtx == nil {
return nil, errors.New("failed creating EC parameter generation context")
}
defer C.EVP_PKEY_CTX_free(keyCtx)
// Generate the key
var privKey *C.EVP_PKEY
if int(C.EVP_PKEY_keygen_init(keyCtx)) != 1 {
return nil, errors.New("failed initializing ED25519 key generation context")
}
if int(C.EVP_PKEY_keygen(keyCtx, &privKey)) != 1 {
return nil, errors.New("failed generating ED25519 private key")
}
p := &pKey{key: privKey}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | go | func GenerateED25519Key() (PrivateKey, error) {
// Key context
keyCtx := C.EVP_PKEY_CTX_new_id(C.X_EVP_PKEY_ED25519, nil)
if keyCtx == nil {
return nil, errors.New("failed creating EC parameter generation context")
}
defer C.EVP_PKEY_CTX_free(keyCtx)
// Generate the key
var privKey *C.EVP_PKEY
if int(C.EVP_PKEY_keygen_init(keyCtx)) != 1 {
return nil, errors.New("failed initializing ED25519 key generation context")
}
if int(C.EVP_PKEY_keygen(keyCtx, &privKey)) != 1 {
return nil, errors.New("failed generating ED25519 private key")
}
p := &pKey{key: privKey}
runtime.SetFinalizer(p, func(p *pKey) {
C.X_EVP_PKEY_free(p.key)
})
return p, nil
} | [
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"generates",
"a",
"Ed25519",
"key"
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/key.go#L482-L504 | train |
spacemonkeygo/openssl | dhparam.go | LoadDHParametersFromPEM | func LoadDHParametersFromPEM(pem_block []byte) (*DH, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
params := C.PEM_read_bio_DHparams(bio, nil, nil, nil)
if params == nil {
return nil, errors.New("failed reading dh parameters")
}
dhparams := &DH{dh: params}
runtime.SetFinalizer(dhparams, func(dhparams *DH) {
C.DH_free(dhparams.dh)
})
return dhparams, nil
} | go | func LoadDHParametersFromPEM(pem_block []byte) (*DH, error) {
if len(pem_block) == 0 {
return nil, errors.New("empty pem block")
}
bio := C.BIO_new_mem_buf(unsafe.Pointer(&pem_block[0]),
C.int(len(pem_block)))
if bio == nil {
return nil, errors.New("failed creating bio")
}
defer C.BIO_free(bio)
params := C.PEM_read_bio_DHparams(bio, nil, nil, nil)
if params == nil {
return nil, errors.New("failed reading dh parameters")
}
dhparams := &DH{dh: params}
runtime.SetFinalizer(dhparams, func(dhparams *DH) {
C.DH_free(dhparams.dh)
})
return dhparams, nil
} | [
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"... | // LoadDHParametersFromPEM loads the Diffie-Hellman parameters from
// a PEM-encoded block. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/dhparam.go#L32-L52 | train |
spacemonkeygo/openssl | dh.go | DeriveSharedSecret | func DeriveSharedSecret(private PrivateKey, public PublicKey) ([]byte, error) {
// Create context for the shared secret derivation
dhCtx := C.EVP_PKEY_CTX_new(private.evpPKey(), nil)
if dhCtx == nil {
return nil, errors.New("failed creating shared secret derivation context")
}
defer C.EVP_PKEY_CTX_free(dhCtx)
// Initialize the context
if int(C.EVP_PKEY_derive_init(dhCtx)) != 1 {
return nil, errors.New("failed initializing shared secret derivation context")
}
// Provide the peer's public key
if int(C.EVP_PKEY_derive_set_peer(dhCtx, public.evpPKey())) != 1 {
return nil, errors.New("failed adding peer public key to context")
}
// Determine how large of a buffer we need for the shared secret
var buffLen C.size_t
if int(C.EVP_PKEY_derive(dhCtx, nil, &buffLen)) != 1 {
return nil, errors.New("failed determining shared secret length")
}
// Allocate a buffer
buffer := C.X_OPENSSL_malloc(buffLen)
if buffer == nil {
return nil, errors.New("failed allocating buffer for shared secret")
}
defer C.X_OPENSSL_free(buffer)
// Derive the shared secret
if int(C.EVP_PKEY_derive(dhCtx, (*C.uchar)(buffer), &buffLen)) != 1 {
return nil, errors.New("failed deriving the shared secret")
}
secret := C.GoBytes(unsafe.Pointer(buffer), C.int(buffLen))
return secret, nil
} | go | func DeriveSharedSecret(private PrivateKey, public PublicKey) ([]byte, error) {
// Create context for the shared secret derivation
dhCtx := C.EVP_PKEY_CTX_new(private.evpPKey(), nil)
if dhCtx == nil {
return nil, errors.New("failed creating shared secret derivation context")
}
defer C.EVP_PKEY_CTX_free(dhCtx)
// Initialize the context
if int(C.EVP_PKEY_derive_init(dhCtx)) != 1 {
return nil, errors.New("failed initializing shared secret derivation context")
}
// Provide the peer's public key
if int(C.EVP_PKEY_derive_set_peer(dhCtx, public.evpPKey())) != 1 {
return nil, errors.New("failed adding peer public key to context")
}
// Determine how large of a buffer we need for the shared secret
var buffLen C.size_t
if int(C.EVP_PKEY_derive(dhCtx, nil, &buffLen)) != 1 {
return nil, errors.New("failed determining shared secret length")
}
// Allocate a buffer
buffer := C.X_OPENSSL_malloc(buffLen)
if buffer == nil {
return nil, errors.New("failed allocating buffer for shared secret")
}
defer C.X_OPENSSL_free(buffer)
// Derive the shared secret
if int(C.EVP_PKEY_derive(dhCtx, (*C.uchar)(buffer), &buffLen)) != 1 {
return nil, errors.New("failed deriving the shared secret")
}
secret := C.GoBytes(unsafe.Pointer(buffer), C.int(buffLen))
return secret, nil
} | [
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"(",
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".",
"evp... | // DeriveSharedSecret derives a shared secret using a private key and a peer's
// public key.
// The specific algorithm that is used depends on the types of the
// keys, but it is most commonly a variant of Diffie-Hellman. | [
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"it"... | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/dh.go#L28-L66 | train |
spacemonkeygo/openssl | tickets.go | SetTicketStore | func (c *Ctx) SetTicketStore(store *TicketStore) {
c.ticket_store = store
if store == nil {
C.X_SSL_CTX_set_tlsext_ticket_key_cb(c.ctx, nil)
} else {
C.X_SSL_CTX_set_tlsext_ticket_key_cb(c.ctx,
(*[0]byte)(C.X_SSL_CTX_ticket_key_cb))
}
} | go | func (c *Ctx) SetTicketStore(store *TicketStore) {
c.ticket_store = store
if store == nil {
C.X_SSL_CTX_set_tlsext_ticket_key_cb(c.ctx, nil)
} else {
C.X_SSL_CTX_set_tlsext_ticket_key_cb(c.ctx,
(*[0]byte)(C.X_SSL_CTX_ticket_key_cb))
}
} | [
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... | // SetTicketStore sets the ticket store for the context so that clients can do
// ticket based session resumption. If the store is nil, the | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/tickets.go#L213-L222 | train |
spacemonkeygo/openssl | net.go | NewListener | func NewListener(inner net.Listener, ctx *Ctx) net.Listener {
return &listener{
Listener: inner,
ctx: ctx}
} | go | func NewListener(inner net.Listener, ctx *Ctx) net.Listener {
return &listener{
Listener: inner,
ctx: ctx}
} | [
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"ctx",
":",
"ctx",
"}",
"\n",
"}"
] | // NewListener wraps an existing net.Listener such that all accepted
// connections are wrapped as OpenSSL server connections using the provided
// context ctx. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/net.go#L43-L47 | train |
spacemonkeygo/openssl | net.go | Listen | func Listen(network, laddr string, ctx *Ctx) (net.Listener, error) {
if ctx == nil {
return nil, errors.New("no ssl context provided")
}
l, err := net.Listen(network, laddr)
if err != nil {
return nil, err
}
return NewListener(l, ctx), nil
} | go | func Listen(network, laddr string, ctx *Ctx) (net.Listener, error) {
if ctx == nil {
return nil, errors.New("no ssl context provided")
}
l, err := net.Listen(network, laddr)
if err != nil {
return nil, err
}
return NewListener(l, ctx), nil
} | [
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")",
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"... | // Listen is a wrapper around net.Listen that wraps incoming connections with
// an OpenSSL server connection using the provided context ctx. | [
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"."
] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/net.go#L51-L60 | train |
spacemonkeygo/openssl | hostname.go | VerifyHostname | func (c *Certificate) VerifyHostname(host string) error {
var ip net.IP
if len(host) >= 3 && host[0] == '[' && host[len(host)-1] == ']' {
ip = net.ParseIP(host[1 : len(host)-1])
} else {
ip = net.ParseIP(host)
}
if ip != nil {
return c.CheckIP(ip, 0)
}
return c.CheckHost(host, 0)
} | go | func (c *Certificate) VerifyHostname(host string) error {
var ip net.IP
if len(host) >= 3 && host[0] == '[' && host[len(host)-1] == ']' {
ip = net.ParseIP(host[1 : len(host)-1])
} else {
ip = net.ParseIP(host)
}
if ip != nil {
return c.CheckIP(ip, 0)
}
return c.CheckHost(host, 0)
} | [
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"[",
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// hostname looks like an IP address, it will be checked as an IP address,
// otherwise it will be checked as a hostname.
// Specifically returns ValidationError if the Certificate didn't match but
// there was no internal error. | [
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... | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/hostname.go#L121-L132 | train |
spacemonkeygo/openssl | ctx.go | NewCtx | func NewCtx() (*Ctx, error) {
c, err := NewCtxWithVersion(AnyVersion)
if err == nil {
c.SetOptions(NoSSLv2 | NoSSLv3)
}
return c, err
} | go | func NewCtx() (*Ctx, error) {
c, err := NewCtxWithVersion(AnyVersion)
if err == nil {
c.SetOptions(NoSSLv2 | NoSSLv3)
}
return c, err
} | [
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... | // NewCtx creates a context that supports any TLS version 1.0 and newer. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L107-L113 | train |
spacemonkeygo/openssl | ctx.go | NewCtxFromFiles | func NewCtxFromFiles(cert_file string, key_file string) (*Ctx, error) {
ctx, err := NewCtx()
if err != nil {
return nil, err
}
cert_bytes, err := ioutil.ReadFile(cert_file)
if err != nil {
return nil, err
}
certs := SplitPEM(cert_bytes)
if len(certs) == 0 {
return nil, fmt.Errorf("No PEM certificate found in '%s'", cert_file)
}
first, certs := certs[0], certs[1:]
cert, err := LoadCertificateFromPEM(first)
if err != nil {
return nil, err
}
err = ctx.UseCertificate(cert)
if err != nil {
return nil, err
}
for _, pem := range certs {
cert, err := LoadCertificateFromPEM(pem)
if err != nil {
return nil, err
}
err = ctx.AddChainCertificate(cert)
if err != nil {
return nil, err
}
}
key_bytes, err := ioutil.ReadFile(key_file)
if err != nil {
return nil, err
}
key, err := LoadPrivateKeyFromPEM(key_bytes)
if err != nil {
return nil, err
}
err = ctx.UsePrivateKey(key)
if err != nil {
return nil, err
}
return ctx, nil
} | go | func NewCtxFromFiles(cert_file string, key_file string) (*Ctx, error) {
ctx, err := NewCtx()
if err != nil {
return nil, err
}
cert_bytes, err := ioutil.ReadFile(cert_file)
if err != nil {
return nil, err
}
certs := SplitPEM(cert_bytes)
if len(certs) == 0 {
return nil, fmt.Errorf("No PEM certificate found in '%s'", cert_file)
}
first, certs := certs[0], certs[1:]
cert, err := LoadCertificateFromPEM(first)
if err != nil {
return nil, err
}
err = ctx.UseCertificate(cert)
if err != nil {
return nil, err
}
for _, pem := range certs {
cert, err := LoadCertificateFromPEM(pem)
if err != nil {
return nil, err
}
err = ctx.AddChainCertificate(cert)
if err != nil {
return nil, err
}
}
key_bytes, err := ioutil.ReadFile(key_file)
if err != nil {
return nil, err
}
key, err := LoadPrivateKeyFromPEM(key_bytes)
if err != nil {
return nil, err
}
err = ctx.UsePrivateKey(key)
if err != nil {
return nil, err
}
return ctx, nil
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L117-L170 | train |
spacemonkeygo/openssl | ctx.go | SetEllipticCurve | func (c *Ctx) SetEllipticCurve(curve EllipticCurve) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
k := C.EC_KEY_new_by_curve_name(C.int(curve))
if k == nil {
return errors.New("Unknown curve")
}
defer C.EC_KEY_free(k)
if int(C.X_SSL_CTX_set_tmp_ecdh(c.ctx, k)) != 1 {
return errorFromErrorQueue()
}
return nil
} | go | func (c *Ctx) SetEllipticCurve(curve EllipticCurve) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
k := C.EC_KEY_new_by_curve_name(C.int(curve))
if k == nil {
return errors.New("Unknown curve")
}
defer C.EC_KEY_free(k)
if int(C.X_SSL_CTX_set_tmp_ecdh(c.ctx, k)) != 1 {
return errorFromErrorQueue()
}
return nil
} | [
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"EC_KEY_new_by_curve_... | // SetEllipticCurve sets the elliptic curve used by the SSL context to
// enable an ECDH cipher suite to be selected during the handshake. | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L187-L202 | train |
spacemonkeygo/openssl | ctx.go | UseCertificate | func (c *Ctx) UseCertificate(cert *Certificate) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.cert = cert
if int(C.SSL_CTX_use_certificate(c.ctx, cert.x)) != 1 {
return errorFromErrorQueue()
}
return nil
} | go | func (c *Ctx) UseCertificate(cert *Certificate) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.cert = cert
if int(C.SSL_CTX_use_certificate(c.ctx, cert.x)) != 1 {
return errorFromErrorQueue()
}
return nil
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L206-L214 | train |
spacemonkeygo/openssl | ctx.go | AddChainCertificate | func (c *Ctx) AddChainCertificate(cert *Certificate) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.chain = append(c.chain, cert)
if int(C.X_SSL_CTX_add_extra_chain_cert(c.ctx, cert.x)) != 1 {
return errorFromErrorQueue()
}
// OpenSSL takes ownership via SSL_CTX_add_extra_chain_cert
runtime.SetFinalizer(cert, nil)
return nil
} | go | func (c *Ctx) AddChainCertificate(cert *Certificate) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.chain = append(c.chain, cert)
if int(C.X_SSL_CTX_add_extra_chain_cert(c.ctx, cert.x)) != 1 {
return errorFromErrorQueue()
}
// OpenSSL takes ownership via SSL_CTX_add_extra_chain_cert
runtime.SetFinalizer(cert, nil)
return nil
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L218-L228 | train |
spacemonkeygo/openssl | ctx.go | UsePrivateKey | func (c *Ctx) UsePrivateKey(key PrivateKey) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.key = key
if int(C.SSL_CTX_use_PrivateKey(c.ctx, key.evpPKey())) != 1 {
return errorFromErrorQueue()
}
return nil
} | go | func (c *Ctx) UsePrivateKey(key PrivateKey) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
c.key = key
if int(C.SSL_CTX_use_PrivateKey(c.ctx, key.evpPKey())) != 1 {
return errorFromErrorQueue()
}
return nil
} | [
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] | c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730 | https://github.com/spacemonkeygo/openssl/blob/c2dcc5cca94ac8f7f3f0c20e20050d4cce9d9730/ctx.go#L232-L240 | train |
Subsets and Splits
SQL Console for semeru/code-text-go
Retrieves a limited set of code samples with their languages, with a specific case adjustment for 'Go' language.