Method GetBytes

app.go:813–821

GetBytes returns b unchanged when Immutable is off or b is read-only (rodata). Otherwise, it returns a detached copy.

(b []byte)

// GetBytes returns b unchanged when Immutable is off or b is read-only (rodata).
// Otherwise, it returns a detached copy.
func (app *App) GetBytes(b []byte) []byte {
	if !app.config.Immutable || len(b) == 0 {
		return b
	}
	if isReadOnly(unsafe.Pointer(unsafe.SliceData(b))) { //nolint:gosec // pointer check avoids unnecessary copy
		return b // rodata → safe to return as-is
	}
	return utils.CopyBytes(b) // detach when backed by request/response memory
}

// Adds an ip address to TrustProxyConfig.ranges or TrustProxyConfig.ips based on whether it is an IP range or not
func (app *App) handleTrustedProxy(ipAddress string) {