26 lines
526 B
Go
26 lines
526 B
Go
package token
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import (
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"crypto/rand"
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"crypto/sha256"
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"encoding/base64"
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"encoding/hex"
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"fmt"
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)
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func GenerateURLSafe(size int) (string, error) {
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if size <= 0 {
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return "", fmt.Errorf("token size must be positive")
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}
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raw := make([]byte, size)
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if _, err := rand.Read(raw); err != nil {
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return "", fmt.Errorf("generate secure token: %w", err)
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}
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return base64.RawURLEncoding.EncodeToString(raw), nil
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}
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func HashSHA256(value string) string {
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sum := sha256.Sum256([]byte(value))
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return hex.EncodeToString(sum[:])
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}
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