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/*
* Copyright (C) 2007 Stef Walter
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef P11C_OBJECT_H
#define P11C_OBJECT_H
#include "p11-capi.h"
/* A function to load data for an object */
typedef CK_RV (*P11cLoadData)(P11cSession* sess, struct _P11cObject* obj,
P11cObjectData** objdata);
/* Produce a hash code for an object */
typedef CK_RV (*P11cHashObject)(struct _P11cObject* obj);
/* Produce a hash code for an object */
typedef CK_RV (*P11cEqualObject)(struct _P11cObject* one, struct _P11cObject* two);
/* A function to free some data */
typedef void (*P11cRelease)(void* data);
/* Object functions */
typedef struct _P11cObjectVtable
{
P11cLoadData load_data;
P11cHashObject hash_object;
P11cEqualObject equal_object;
P11cRelease release;
}
P11cObjectVtable;
/* Represents a object we've seen */
struct _P11cObject
{
CK_OBJECT_HANDLE id;
CK_SLOT_ID slot;
CK_SESSION_HANDLE session;
const P11cObjectVtable* obj_funcs;
};
/* A function to get an attribute from ObjectData */
typedef CK_RV (*P11cGetAttribute)(P11cObjectData* objdata, CK_ATTRIBUTE_PTR attr);
/* Object data functions */
typedef struct _P11cObjectDataVtable
{
P11cGetAttribute get_bool;
P11cGetAttribute get_ulong;
P11cGetAttribute get_bytes;
P11cRelease release;
}
P11cObjectDataVtable;
/*
* Base class for object data. Different types of
* objects extend this with more detailed data
*/
struct _P11cObjectData
{
CK_OBJECT_HANDLE object;
const P11cObjectDataVtable* data_funcs;
};
/* Match object data against all the given match attributes */
CK_BBOOL p11c_object_data_match (P11cObjectData* objdata,
CK_ATTRIBUTE_PTR matches, CK_ULONG count);
/* Match a single attribute against object data */
CK_BBOOL p11c_object_data_match_attr (P11cObjectData* objdata,
CK_ATTRIBUTE_PTR match);
/* Get a bunch of attributes from object data */
CK_RV p11c_object_data_get_attrs (P11cObjectData* objdata, CK_ATTRIBUTE_PTR attrs,
CK_ULONG count);
/* Debug print something about an object or object data */
#if DBG_OUTPUT
#define DBGO(obj, msg) p11c_log("O%d: %s", (obj) ? (obj)->id : 0, (msg))
#define DBGOD(objdata, msg) p11c_log("O%d: %s", (objdata) ? (objdata)->obj : 0, (msg))
#else
#define DBGO(obj, msg)
#define DBGOD(objdata, msg)
#endif
#endif /* P11C_OBJECT_H */
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