asn1

package
v0.2.0 Latest Latest
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Published: Apr 21, 2026 License: MIT Imports: 3 Imported by: 0

Documentation

Index

Examples

Constants

This section is empty.

Variables

This section is empty.

Functions

func Decoder added in v0.2.0

func Decoder[T any](b []byte, v *T) error

Decoder decodes ASN.1 bytes into T.

func Encoder added in v0.2.0

func Encoder[T any](v T) ([]byte, error)

Encoder encodes T to ASN.1 bytes.

func NewCodec

func NewCodec[T any]() encoding.Codec[T, []byte]

NewCodec returns an ASN1 codec for T. It is safe for concurrent use.

Example
package main

import (
	"fmt"

	"github.com/foomo/goencode/asn1"
)

func main() {
	c := asn1.NewCodec[int]()

	encoded, err := c.Encode(42)
	if err != nil {
		fmt.Printf("Encode failed: %v\n", err)
		return
	}

	var decoded int
	if err := c.Decode(encoded, &decoded); err != nil {
		fmt.Printf("Decode failed: %v\n", err)
		return
	}

	fmt.Printf("Decoded: %d\n", decoded)
}
Output:
Decoded: 42

func NewStreamCodec

func NewStreamCodec[T any]() encoding.StreamCodec[T]

NewStreamCodec returns an ASN.1 stream codec for T. It is safe for concurrent use.

Example
package main

import (
	"bytes"
	"fmt"

	"github.com/foomo/goencode/asn1"
)

func main() {
	c := asn1.NewStreamCodec[int]()

	var buf bytes.Buffer
	if err := c.Encode(&buf, 42); err != nil {
		fmt.Printf("Encode failed: %v\n", err)
		return
	}

	var decoded int
	if err := c.Decode(&buf, &decoded); err != nil {
		fmt.Printf("Decode failed: %v\n", err)
		return
	}

	fmt.Printf("Decoded: %d\n", decoded)
}
Output:
Decoded: 42

func StreamDecoder added in v0.2.0

func StreamDecoder[T any](r io.Reader, v *T) error

StreamDecoder decodes T from an ASN.1 stream.

func StreamEncoder added in v0.2.0

func StreamEncoder[T any](w io.Writer, v T) error

StreamEncoder encodes T to an ASN.1 stream.

Types

This section is empty.

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