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path: root/src/nshd/hackers_git/db_shadow.go
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package hackers_git

import (
	p "nslcd_proto"
	"nslcd_proto/util"
)

func (o *Hackers) Shadow_ByName(cred p.Ucred, req p.Request_Shadow_ByName) p.Shadow_Enumerator {
	o.lock.RLock()
	defer o.lock.RUnlock()

	if cred.Uid != 0 {
		return util.Shadow_Ø{}
	}
	uid := o.name2uid(req.Name)
	passwd := o.users[uid].passwd
	shadow := p.Shadow{
		Name:           passwd.Name,
		PwHash:         passwd.PwHash,
		LastChangeDate: -1,
		MinDays:        -1,
		MaxDays:        -1,
		WarnDays:       -1,
		InactDays:      -1,
		ExpireDate:     -1,
		Flag:           -1,
	}

	return util.New_Shadow_List([]p.Shadow{shadow})
}

type allShadowEnumerator struct {
	uids    []int32
	backend *Hackers
	done    bool
}

func (e *allShadowEnumerator) GetNext() (*p.Shadow, error) {
	if len(e.uids) > 0 {
		passwd := e.backend.users[e.uids[0]].passwd
		shadow := p.Shadow{
			Name:           passwd.Name,
			PwHash:         passwd.PwHash,
			LastChangeDate: -1,
			MinDays:        -1,
			MaxDays:        -1,
			WarnDays:       -1,
			InactDays:      -1,
			ExpireDate:     -1,
			Flag:           -1,
		}
		e.uids = e.uids[1:]
		return &shadow, nil
	}
	if len(e.uids) == 0 && !e.done {
		e.done = true
		e.backend.lock.RUnlock()
	}
	return nil, nil
}

func (o *allShadowEnumerator) GenericGetNext() (n *interface{}, err error) {
	a, err := o.GetNext()
	if a != nil {
		b := (interface{})(*a)
		n = &b
	}
	return
}

func (o *Hackers) newAllShadowEnumerator() *allShadowEnumerator {
	o.lock.RLock()
	e := allShadowEnumerator{
		uids:    make([]int32, len(o.users)),
		backend: o,
		done:    false,
	}
	for uid, _ := range o.users {
		e.uids = append(e.uids, uid)
	}
	return &e
}

func (o *Hackers) Shadow_All(cred p.Ucred, req p.Request_Shadow_All) p.Shadow_Enumerator {
	if cred.Uid != 0 {
		return util.Shadow_Ø{}
	}
	return o.newAllShadowEnumerator()
}