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/*
* Copyright (C) 2010 Martin Willi
* Copyright (C) 2010 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program 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 General Public License
* for more details.
*/
/**
* @defgroup pkcs11_library pkcs11_library
* @{ @ingroup pkcs11
*/
#ifndef PKCS11_LIBRARY_H_
#define PKCS11_LIBRARY_H_
typedef struct pkcs11_library_t pkcs11_library_t;
#include "pkcs11.h"
#include <enum.h>
#include <utils/enumerator.h>
/**
* A loaded and initialized PKCS#11 library.
*/
struct pkcs11_library_t {
/**
* PKCS#11 function list, as returned by C_GetFunctionList
*/
CK_FUNCTION_LIST_PTR f;
/**
* Get the name this instance was created with.
*
* @return name, as passed to constructor
*/
char* (*get_name)(pkcs11_library_t *this);
/**
* Create an enumerator over CK_OBJECT_HANDLE using a search template.
*
* An optional attribute array is automatically filled in with the
* objects associated attributes. If the value of an output attribute
* is NULL, the value gets allocated/freed during enumeration.
*
* @param session session to use
* @param tmpl search template
* @param tcount number of attributes in the search template
* @param attr attributes to read from object
* @param acount number of attributes to read
*/
enumerator_t* (*create_object_enumerator)(pkcs11_library_t *this,
CK_SESSION_HANDLE session, CK_ATTRIBUTE_PTR tmpl, CK_ULONG tcount,
CK_ATTRIBUTE_PTR attr, CK_ULONG acount);
/**
* Create an enumerator over supported mechanisms of a token.
*
* The resulting enumerator enumerates over the mechanism type, and if
* a non-NULL pointer is given, over the mechanism info details.
*
* @param slot slot of the token
* @return enumerator over (CK_MECHANISM_TYPE, CK_MECHANISM_INFO)
*/
enumerator_t* (*create_mechanism_enumerator)(pkcs11_library_t *this,
CK_SLOT_ID slot);
/**
* Destroy a pkcs11_library_t.
*/
void (*destroy)(pkcs11_library_t *this);
};
/**
* Enum names for CK_RV return values
*/
extern enum_name_t *ck_rv_names;
/**
* Enum names for CK_MECHANISM_TYPE values
*/
extern enum_name_t *ck_mech_names;
/**
* Trim/null terminate a string returned by the varius PKCS#11 functions.
*
* @param str string to trim
* @param len max length of the string
*/
void pkcs11_library_trim(char *str, int len);
/**
* Create a pkcs11_library instance.
*
* @param name an arbitrary name, for debugging
* @param file pkcs11 library file to dlopen()
* @return library abstraction
*/
pkcs11_library_t *pkcs11_library_create(char *name, char *file);
#endif /** PKCS11_LIBRARY_H_ @}*/
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