/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef DEV_H
#define DEV_H

/*
 * dev.h
 *
 * Low-level methods for interaction with cryptoki devices
 */

#ifndef NSSDEV_H
#include "nssdev.h"
#endif /* NSSDEV_H */

#ifndef DEVT_H
#include "devt.h"
#endif /* DEVT_H */

PR_BEGIN_EXTERN_C

/* the global module list
 *
 * These functions are for managing the global set of modules.  Trust Domains,
 * etc., will draw from this set.  These functions are completely internal
 * and only invoked when there are changes to the global module state
 * (load or unload).
 *
 * nss_InitializeGlobalModuleList
 * nss_DestroyGlobalModuleList
 * nss_GetLoadedModules
 *
 * nssGlobalModuleList_Add
 * nssGlobalModuleList_Remove
 * nssGlobalModuleList_FindModuleByName
 * nssGlobalModuleList_FindSlotByName
 * nssGlobalModuleList_FindTokenByName
 */

NSS_EXTERN PRStatus
nss_InitializeGlobalModuleList(
    void);

NSS_EXTERN PRStatus
nss_DestroyGlobalModuleList(
    void);

NSS_EXTERN NSSModule **
nss_GetLoadedModules(
    void);

NSS_EXTERN PRStatus
nssGlobalModuleList_Add(
    NSSModule *module);

NSS_EXTERN PRStatus
nssGlobalModuleList_Remove(
    NSSModule *module);

NSS_EXTERN NSSModule *
nssGlobalModuleList_FindModuleByName(
    NSSUTF8 *moduleName);

NSS_EXTERN NSSSlot *
nssGlobalModuleList_FindSlotByName(
    NSSUTF8 *slotName);

NSS_EXTERN NSSToken *
nssGlobalModuleList_FindTokenByName(
    NSSUTF8 *tokenName);

NSS_EXTERN NSSToken *
nss_GetDefaultCryptoToken(
    void);

NSS_EXTERN NSSToken *
nss_GetDefaultDatabaseToken(
    void);

/*
 *  |-----------|<---> NSSSlot <--> NSSToken
 *  | NSSModule |<---> NSSSlot <--> NSSToken
 *  |-----------|<---> NSSSlot <--> NSSToken
 */

/* NSSModule
 *
 * nssModule_Create
 * nssModule_CreateFromSpec
 * nssModule_AddRef
 * nssModule_GetName
 * nssModule_GetSlots
 * nssModule_FindSlotByName
 * nssModule_FindTokenByName
 * nssModule_GetCertOrder
 */

NSS_EXTERN NSSModule *
nssModule_Create(
    NSSUTF8 *moduleOpt,
    NSSUTF8 *uriOpt,
    NSSUTF8 *opaqueOpt,
    void *reserved);

/* This is to use the new loading mechanism. */
NSS_EXTERN NSSModule *
nssModule_CreateFromSpec(
    NSSUTF8 *moduleSpec,
    NSSModule *parent,
    PRBool loadSubModules);

NSS_EXTERN PRStatus
nssModule_Destroy(
    NSSModule *mod);

NSS_EXTERN NSSModule *
nssModule_AddRef(
    NSSModule *mod);

NSS_EXTERN NSSUTF8 *
nssModule_GetName(
    NSSModule *mod);

NSS_EXTERN NSSSlot **
nssModule_GetSlots(
    NSSModule *mod);

NSS_EXTERN NSSSlot *
nssModule_FindSlotByName(
    NSSModule *mod,
    NSSUTF8 *slotName);

NSS_EXTERN NSSToken *
nssModule_FindTokenByName(
    NSSModule *mod,
    NSSUTF8 *tokenName);

NSS_EXTERN PRInt32
nssModule_GetCertOrder(
    NSSModule *module);

/* NSSSlot
 *
 * nssSlot_Destroy
 * nssSlot_AddRef
 * nssSlot_GetName
 * nssSlot_GetTokenName
 * nssSlot_IsTokenPresent
 * nssSlot_IsPermanent
 * nssSlot_IsFriendly
 * nssSlot_IsHardware
 * nssSlot_Refresh
 * nssSlot_GetModule
 * nssSlot_GetToken
 * nssSlot_Login
 * nssSlot_Logout
 * nssSlot_SetPassword
 * nssSlot_CreateSession
 */

NSS_EXTERN PRStatus
nssSlot_Destroy(
    NSSSlot *slot);

NSS_EXTERN NSSSlot *
nssSlot_AddRef(
    NSSSlot *slot);

NSS_EXTERN void
nssSlot_ResetDelay(
    NSSSlot *slot);

NSS_EXTERN NSSUTF8 *
nssSlot_GetName(
    NSSSlot *slot);

NSS_EXTERN NSSUTF8 *
nssSlot_GetTokenName(
    NSSSlot *slot);

NSS_EXTERN NSSModule *
nssSlot_GetModule(
    NSSSlot *slot);

NSS_EXTERN NSSToken *
nssSlot_GetToken(
    NSSSlot *slot);

NSS_EXTERN PRBool
nssSlot_IsTokenPresent(
    NSSSlot *slot);

NSS_EXTERN PRBool
nssSlot_IsPermanent(
    NSSSlot *slot);

NSS_EXTERN PRBool
nssSlot_IsFriendly(
    NSSSlot *slot);

NSS_EXTERN PRBool
nssSlot_IsHardware(
    NSSSlot *slot);

NSS_EXTERN PRBool
nssSlot_IsLoggedIn(
    NSSSlot *slot);

NSS_EXTERN PRStatus
nssSlot_Refresh(
    NSSSlot *slot);

NSS_EXTERN PRStatus
nssSlot_Login(
    NSSSlot *slot,
    NSSCallback *pwcb);
extern const NSSError NSS_ERROR_INVALID_PASSWORD;
extern const NSSError NSS_ERROR_USER_CANCELED;

NSS_EXTERN PRStatus
nssSlot_Logout(
    NSSSlot *slot,
    nssSession *sessionOpt);

NSS_EXTERN void
nssSlot_EnterMonitor(
    NSSSlot *slot);

NSS_EXTERN void
nssSlot_ExitMonitor(
    NSSSlot *slot);

#define NSSSLOT_ASK_PASSWORD_FIRST_TIME -1
#define NSSSLOT_ASK_PASSWORD_EVERY_TIME 0
NSS_EXTERN void
nssSlot_SetPasswordDefaults(
    NSSSlot *slot,
    PRInt32 askPasswordTimeout);

NSS_EXTERN PRStatus
nssSlot_SetPassword(
    NSSSlot *slot,
    NSSUTF8 *oldPasswordOpt,
    NSSUTF8 *newPassword);
extern const NSSError NSS_ERROR_INVALID_PASSWORD;
extern const NSSError NSS_ERROR_USER_CANCELED;

/*
 * nssSlot_IsLoggedIn
 */

NSS_EXTERN nssSession *
nssSlot_CreateSession(
    NSSSlot *slot,
    NSSArena *arenaOpt,
    PRBool readWrite /* so far, this is the only flag used */
    );

/* NSSToken
 *
 * nssToken_Destroy
 * nssToken_AddRef
 * nssToken_GetName
 * nssToken_GetModule
 * nssToken_GetSlot
 * nssToken_NeedsPINInitialization
 * nssToken_ImportCertificate
 * nssToken_ImportTrust
 * nssToken_ImportCRL
 * nssToken_GenerateKeyPair
 * nssToken_GenerateSymmetricKey
 * nssToken_DeleteStoredObject
 * nssToken_FindObjects
 * nssToken_FindCertificatesBySubject
 * nssToken_FindCertificatesByNickname
 * nssToken_FindCertificatesByEmail
 * nssToken_FindCertificateByIssuerAndSerialNumber
 * nssToken_FindCertificateByEncodedCertificate
 * nssToken_FindTrustForCertificate
 * nssToken_FindCRLsBySubject
 * nssToken_FindPrivateKeys
 * nssToken_FindPrivateKeyByID
 * nssToken_Digest
 * nssToken_BeginDigest
 * nssToken_ContinueDigest
 * nssToken_FinishDigest
 */

NSS_EXTERN PRStatus
nssToken_Destroy(
    NSSToken *tok);

NSS_EXTERN NSSToken *
nssToken_AddRef(
    NSSToken *tok);

NSS_EXTERN NSSUTF8 *
nssToken_GetName(
    NSSToken *tok);

NSS_EXTERN NSSModule *
nssToken_GetModule(
    NSSToken *token);

NSS_EXTERN NSSSlot *
nssToken_GetSlot(
    NSSToken *tok);

NSS_EXTERN PRBool
nssToken_NeedsPINInitialization(
    NSSToken *token);

NSS_EXTERN nssCryptokiObject *
nssToken_ImportCertificate(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSCertificateType certType,
    NSSItem *id,
    const NSSUTF8 *nickname,
    NSSDER *encoding,
    NSSDER *issuer,
    NSSDER *subject,
    NSSDER *serial,
    NSSASCII7 *emailAddr,
    PRBool asTokenObject);

NSS_EXTERN nssCryptokiObject *
nssToken_ImportTrust(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSDER *certEncoding,
    NSSDER *certIssuer,
    NSSDER *certSerial,
    nssTrustLevel serverAuth,
    nssTrustLevel clientAuth,
    nssTrustLevel codeSigning,
    nssTrustLevel emailProtection,
    PRBool stepUpApproved,
    PRBool asTokenObject);

NSS_EXTERN nssCryptokiObject *
nssToken_ImportCRL(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSDER *subject,
    NSSDER *encoding,
    PRBool isKRL,
    NSSUTF8 *url,
    PRBool asTokenObject);

/* Permanently remove an object from the token. */
NSS_EXTERN PRStatus
nssToken_DeleteStoredObject(
    nssCryptokiObject *instance);

NSS_EXTERN nssCryptokiObject **
nssToken_FindObjects(
    NSSToken *token,
    nssSession *sessionOpt,
    CK_OBJECT_CLASS objclass,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject **
nssToken_FindCertificatesBySubject(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSDER *subject,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject **
nssToken_FindCertificatesByNickname(
    NSSToken *token,
    nssSession *sessionOpt,
    const NSSUTF8 *name,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject **
nssToken_FindCertificatesByEmail(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSASCII7 *email,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject **
nssToken_FindCertificatesByID(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSItem *id,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject *
nssToken_FindCertificateByIssuerAndSerialNumber(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSDER *issuer,
    NSSDER *serial,
    nssTokenSearchType searchType,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject *
nssToken_FindCertificateByEncodedCertificate(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSBER *encodedCertificate,
    nssTokenSearchType searchType,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject *
nssToken_FindTrustForCertificate(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSDER *certEncoding,
    NSSDER *certIssuer,
    NSSDER *certSerial,
    nssTokenSearchType searchType);

NSS_EXTERN nssCryptokiObject **
nssToken_FindCRLsBySubject(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSDER *subject,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject **
nssToken_FindPrivateKeys(
    NSSToken *token,
    nssSession *sessionOpt,
    nssTokenSearchType searchType,
    PRUint32 maximumOpt,
    PRStatus *statusOpt);

NSS_EXTERN nssCryptokiObject *
nssToken_FindPrivateKeyByID(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSItem *keyID);

NSS_EXTERN nssCryptokiObject *
nssToken_FindPublicKeyByID(
    NSSToken *token,
    nssSession *sessionOpt,
    NSSItem *keyID);

NSS_EXTERN NSSItem *
nssToken_Digest(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSAlgorithmAndParameters *ap,
    NSSItem *data,
    NSSItem *rvOpt,
    NSSArena *arenaOpt);

NSS_EXTERN PRStatus
nssToken_BeginDigest(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSAlgorithmAndParameters *ap);

NSS_EXTERN PRStatus
nssToken_ContinueDigest(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSItem *item);

NSS_EXTERN NSSItem *
nssToken_FinishDigest(
    NSSToken *tok,
    nssSession *sessionOpt,
    NSSItem *rvOpt,
    NSSArena *arenaOpt);

/* nssSession
 *
 * nssSession_Destroy
 * nssSession_EnterMonitor
 * nssSession_ExitMonitor
 * nssSession_IsReadWrite
 */

NSS_EXTERN PRStatus
nssSession_Destroy(
    nssSession *s);

/* would like to inline */
NSS_EXTERN PRStatus
nssSession_EnterMonitor(
    nssSession *s);

/* would like to inline */
NSS_EXTERN PRStatus
nssSession_ExitMonitor(
    nssSession *s);

/* would like to inline */
NSS_EXTERN PRBool
nssSession_IsReadWrite(
    nssSession *s);

/* nssCryptokiObject
 *
 * An object living on a cryptoki token.
 * Not really proper to mix up the object types just because
 * nssCryptokiObject itself is generic, but doing so anyway.
 *
 * nssCryptokiObject_Destroy
 * nssCryptokiObject_Equal
 * nssCryptokiObject_Clone
 * nssCryptokiCertificate_GetAttributes
 * nssCryptokiPrivateKey_GetAttributes
 * nssCryptokiPublicKey_GetAttributes
 * nssCryptokiTrust_GetAttributes
 * nssCryptokiCRL_GetAttributes
 */

NSS_EXTERN void
nssCryptokiObject_Destroy(
    nssCryptokiObject *object);

NSS_EXTERN PRBool
nssCryptokiObject_Equal(
    nssCryptokiObject *object1,
    nssCryptokiObject *object2);

NSS_EXTERN nssCryptokiObject *
nssCryptokiObject_Clone(
    nssCryptokiObject *object);

NSS_EXTERN PRStatus
nssCryptokiCertificate_GetAttributes(
    nssCryptokiObject *object,
    nssSession *sessionOpt,
    NSSArena *arenaOpt,
    NSSCertificateType *certTypeOpt,
    NSSItem *idOpt,
    NSSDER *encodingOpt,
    NSSDER *issuerOpt,
    NSSDER *serialOpt,
    NSSDER *subjectOpt);

NSS_EXTERN PRStatus
nssCryptokiTrust_GetAttributes(
    nssCryptokiObject *trustObject,
    nssSession *sessionOpt,
    NSSItem *sha1_hash,
    nssTrustLevel *serverAuth,
    nssTrustLevel *clientAuth,
    nssTrustLevel *codeSigning,
    nssTrustLevel *emailProtection,
    PRBool *stepUpApproved);

NSS_EXTERN PRStatus
nssCryptokiCRL_GetAttributes(
    nssCryptokiObject *crlObject,
    nssSession *sessionOpt,
    NSSArena *arenaOpt,
    NSSItem *encodingOpt,
    NSSItem *subjectOpt,
    CK_ULONG *crl_class,
    NSSUTF8 **urlOpt,
    PRBool *isKRLOpt);

/* I'm including this to handle import of certificates in NSS 3.5.  This
 * function will set the cert-related attributes of a key, in order to
 * associate it with a cert.  Does it stay like this for 4.0?
 */
NSS_EXTERN PRStatus
nssCryptokiPrivateKey_SetCertificate(
    nssCryptokiObject *keyObject,
    nssSession *sessionOpt,
    const NSSUTF8 *nickname,
    NSSItem *id,
    NSSDER *subject);

NSS_EXTERN void
nssModuleArray_Destroy(
    NSSModule **modules);

/* nssSlotArray
 *
 * nssSlotArray_Destroy
 */

NSS_EXTERN void
nssSlotArray_Destroy(
    NSSSlot **slots);

/* nssTokenArray
 *
 * nssTokenArray_Destroy
 */

NSS_EXTERN void
nssTokenArray_Destroy(
    NSSToken **tokens);

/* nssCryptokiObjectArray
 *
 * nssCryptokiObjectArray_Destroy
 */
NSS_EXTERN void
nssCryptokiObjectArray_Destroy(
    nssCryptokiObject **object);

/* nssSlotList
 *
 * An ordered list of slots.  The order can be anything, it is set in the
 * Add methods.  Perhaps it should be CreateInCertOrder, ...?
 *
 * nssSlotList_Create
 * nssSlotList_Destroy
 * nssSlotList_Add
 * nssSlotList_AddModuleSlots
 * nssSlotList_GetSlots
 * nssSlotList_FindSlotByName
 * nssSlotList_FindTokenByName
 * nssSlotList_GetBestSlot
 * nssSlotList_GetBestSlotForAlgorithmAndParameters
 * nssSlotList_GetBestSlotForAlgorithmsAndParameters
 */

/* nssSlotList_Create
 */
NSS_EXTERN nssSlotList *
nssSlotList_Create(
    NSSArena *arenaOpt);

/* nssSlotList_Destroy
 */
NSS_EXTERN void
nssSlotList_Destroy(
    nssSlotList *slotList);

/* nssSlotList_Add
 *
 * Add the given slot in the given order.
 */
NSS_EXTERN PRStatus
nssSlotList_Add(
    nssSlotList *slotList,
    NSSSlot *slot,
    PRUint32 order);

/* nssSlotList_AddModuleSlots
 *
 * Add all slots in the module, in the given order (the slots will have
 * equal weight).
 */
NSS_EXTERN PRStatus
nssSlotList_AddModuleSlots(
    nssSlotList *slotList,
    NSSModule *module,
    PRUint32 order);

/* nssSlotList_GetSlots
 */
NSS_EXTERN NSSSlot **
nssSlotList_GetSlots(
    nssSlotList *slotList);

/* nssSlotList_FindSlotByName
 */
NSS_EXTERN NSSSlot *
nssSlotList_FindSlotByName(
    nssSlotList *slotList,
    NSSUTF8 *slotName);

/* nssSlotList_FindTokenByName
 */
NSS_EXTERN NSSToken *
nssSlotList_FindTokenByName(
    nssSlotList *slotList,
    NSSUTF8 *tokenName);

/* nssSlotList_GetBestSlot
 *
 * The best slot is the highest ranking in order, i.e., the first in the
 * list.
 */
NSS_EXTERN NSSSlot *
nssSlotList_GetBestSlot(
    nssSlotList *slotList);

/* nssSlotList_GetBestSlotForAlgorithmAndParameters
 *
 * Highest-ranking slot than can handle algorithm/parameters.
 */
NSS_EXTERN NSSSlot *
nssSlotList_GetBestSlotForAlgorithmAndParameters(
    nssSlotList *slotList,
    NSSAlgorithmAndParameters *ap);

/* nssSlotList_GetBestSlotForAlgorithmsAndParameters
 *
 * Highest-ranking slot than can handle all algorithms/parameters.
 */
NSS_EXTERN NSSSlot *
nssSlotList_GetBestSlotForAlgorithmsAndParameters(
    nssSlotList *slotList,
    NSSAlgorithmAndParameters **ap);

NSS_EXTERN PRBool
nssToken_IsPresent(
    NSSToken *token);

NSS_EXTERN nssSession *
nssToken_GetDefaultSession(
    NSSToken *token);

NSS_EXTERN PRStatus
nssToken_GetTrustOrder(
    NSSToken *tok);

NSS_EXTERN PRStatus
nssToken_NotifyCertsNotVisible(
    NSSToken *tok);

NSS_EXTERN PRStatus
nssToken_TraverseCertificates(
    NSSToken *token,
    nssSession *sessionOpt,
    nssTokenSearchType searchType,
    PRStatus (*callback)(nssCryptokiObject *instance, void *arg),
    void *arg);

NSS_EXTERN PRBool
nssToken_IsPrivateKeyAvailable(
    NSSToken *token,
    NSSCertificate *c,
    nssCryptokiObject *instance);

PR_END_EXTERN_C

#endif /* DEV_H */