gotosocial/vendor/go.opentelemetry.io/otel/trace/hex.go
kim 78defcd916 [chore] bump dependencies (#4406)
- codeberg.org/gruf/go-ffmpreg: v0.6.9 -> v0.6.10
- github.com/ncruces/go-sqlite3: v0.27.1 -> v0.28.0
- github.com/stretchr/testify: v1.10.0 -> v1.11.1
- github.com/tdewolff/minify/v2 v2.23.11 -> v2.24.2
- go.opentelemetry.io/otel{,/*}: v1.37.0 -> v1.38.0
- go.opentelemetry.io/contrib/*: v0.62.0 -> v0.63.0

Reviewed-on: https://codeberg.org/superseriousbusiness/gotosocial/pulls/4406
Co-authored-by: kim <grufwub@gmail.com>
Co-committed-by: kim <grufwub@gmail.com>
2025-09-04 15:29:27 +02:00

38 lines
2 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package trace // import "go.opentelemetry.io/otel/trace"
const (
// hexLU is a hex lookup table of the 16 lowercase hex digits.
// The character values of the string are indexed at the equivalent
// hexadecimal value they represent. This table efficiently encodes byte data
// into a string representation of hexadecimal.
hexLU = "0123456789abcdef"
// hexRev is a reverse hex lookup table for lowercase hex digits.
// The table is efficiently decodes a hexadecimal string into bytes.
// Valid hexadecimal characters are indexed at their respective values. All
// other invalid ASCII characters are represented with '\xff'.
//
// The '\xff' character is used as invalid because no valid character has
// the upper 4 bits set. Meaning, an efficient validation can be performed
// over multiple character parsing by checking these bits remain zero.
hexRev = "" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\x0a\x0b\x0c\x0d\x0e\x0f\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff" +
"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
)