import (
	admin "github.com/envoyproxy/go-control-plane/envoy/admin/v3"

	"istio.io/istio/pkg/util/protomarshal"
)

// Wrapper is a wrapper around the Envoy Clusters
// It has extra helper functions for handling any/struct/marshal protobuf pain
type Wrapper struct {
	*admin.Clusters
}

// MarshalJSON is a custom marshaller to handle protobuf pain
func (w *Wrapper) MarshalJSON() ([]byte, error) {

// one of the comparison instructions that require special handling.
func IsARMCMP(op obj.As) bool {
	switch op {
	case arm.ACMN, arm.ACMP, arm.ATEQ, arm.ATST:
		return true
	}
	return false
}

// IsARMSTREX reports whether the op (as defined by an arm.A* constant) is
// one of the STREX-like instructions that require special handling.
func IsARMSTREX(op obj.As) bool {
	switch op {

// one of the CMP instructions that require special handling.
func IsPPC64CMP(op obj.As) bool {
	switch op {
	case ppc64.ACMP, ppc64.ACMPU, ppc64.ACMPW, ppc64.ACMPWU, ppc64.AFCMPU:
		return true
	}
	return false
}

// IsPPC64NEG reports whether the op (as defined by an ppc64.A* constant) is
// one of the NEG-like instructions that require special handling.
func IsPPC64NEG(op obj.As) bool {
	switch op {

import (
	"errors"
	"net/http"
	"time"
)

// Supported amz date formats.
var amzDateFormats = []string{
	// Do not change this order, x-amz-date format is usually in
	// iso8601Format rest are meant for relaxed handling of other
	// odd SDKs that might be out there.
	"20060102T150405Z",
	time.RFC1123,
	time.RFC1123Z,
	// Add new AMZ date formats here.
}

// ErrMalformedDate always returned for dates that cannot be parsed.

// string.
//
// See:
// http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html
//
// You should avoid the following characters in a key name because of
// significant special handling for consistency across all
// applications.
//
// Rejects strings with following characters.
//
// - Backslash ("\")
//
// additionally minio does not support object names with trailing SlashSeparator.

			}
		}
	}
}

// ActiveWorkers returns the number of active workers handling replication traffic.
func (p *ReplicationPool) ActiveWorkers() int {
	return int(atomic.LoadInt32(&p.activeWorkers))
}

// ActiveMRFWorkers returns the number of active workers handling replication failures.
func (p *ReplicationPool) ActiveMRFWorkers() int {
	return int(atomic.LoadInt32(&p.activeMRFWorkers))

		// be cleaned to recover.
		partial := madmin.ReplicateAddStatus{
			Status:    madmin.ReplicateAddStatusPartial,
			ErrDetail: peerAddErr.Error(),
		}

		return partial, nil
	}

	// Other than handling existing buckets, we can now save the cluster
	// replication configuration state.
	state := srState{
		Name:                    sites[selfIdx].Name,
		Peers:                   joinReq.Peers,

		p.errorf("expected g or R0 through R15; found %s", name)
		return 0
	}
	return uint16(reg)
}

// Note: There are two changes in the expression handling here
// compared to the old yacc/C implementations. Neither has
// much practical consequence because the expressions we
// see in assembly code are simple, but for the record:
//

			// Delete this user account and its policy mapping
			store.deleteMappedPolicy(ctx, user, userType, false)
			cache.iamUserPolicyMap.Delete(user)

			// we are only logging errors, not handling them.
			err := store.deleteUserIdentity(ctx, user, userType)
			iamLogIf(GlobalContext, err)
			delete(cache.iamUsersMap, user)

			deleted = true
		}
	}

	if deleted {

	// Check for base-256 (binary) format first.
	// If the first bit is set, then all following bits constitute a two's
	// complement encoded number in big-endian byte order.
	if len(b) > 0 && b[0]&0x80 != 0 {
		// Handling negative numbers relies on the following identity:
		//	-a-1 == ^a
		//
		// If the number is negative, we use an inversion mask to invert the
		// data bytes and treat the value as an unsigned number.