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149 lines
4.5 KiB
C
149 lines
4.5 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* ckhelper.h
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*
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* This file contains some helper utilities for interaction with cryptoki.
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*/
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#ifndef CKHELPER_H
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#define CKHELPER_H
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PR_BEGIN_EXTERN_C
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/* Some globals to keep from constantly redeclaring common cryptoki
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* attribute types on the stack.
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*/
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/* Boolean values */
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NSS_EXTERN_DATA const NSSItem g_ck_true;
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NSS_EXTERN_DATA const NSSItem g_ck_false;
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/* Object classes */
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NSS_EXTERN_DATA const NSSItem g_ck_class_cert;
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NSS_EXTERN_DATA const NSSItem g_ck_class_pubkey;
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NSS_EXTERN_DATA const NSSItem g_ck_class_privkey;
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#define NSS_CK_TEMPLATE_START(_template, attr, size) \
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attr = _template; \
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size = 0;
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#define NSS_CK_SET_ATTRIBUTE_ITEM(pattr, kind, item) \
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(pattr)->type = kind; \
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(pattr)->pValue = (CK_VOID_PTR)(item)->data; \
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(pattr)->ulValueLen = (CK_ULONG)(item)->size; \
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(pattr)++;
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#define NSS_CK_SET_ATTRIBUTE_UTF8(pattr, kind, utf8) \
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(pattr)->type = kind; \
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(pattr)->pValue = (CK_VOID_PTR)utf8; \
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(pattr)->ulValueLen = (CK_ULONG)nssUTF8_Size(utf8, NULL); \
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if ((pattr)->ulValueLen) \
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((pattr)->ulValueLen)--; \
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(pattr)++;
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#define NSS_CK_SET_ATTRIBUTE_VAR(pattr, kind, var) \
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(pattr)->type = kind; \
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(pattr)->pValue = (CK_VOID_PTR)&var; \
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(pattr)->ulValueLen = (CK_ULONG)sizeof(var); \
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(pattr)++;
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#define NSS_CK_SET_ATTRIBUTE_NULL(pattr, kind) \
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(pattr)->type = kind; \
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(pattr)->pValue = (CK_VOID_PTR)NULL; \
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(pattr)->ulValueLen = 0; \
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(pattr)++;
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#define NSS_CK_TEMPLATE_FINISH(_template, attr, size) \
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size = (attr) - (_template); \
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PR_ASSERT(size <= sizeof(_template) / sizeof(_template[0]));
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/* NSS_CK_ATTRIBUTE_TO_ITEM(attrib, item)
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*
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* Convert a CK_ATTRIBUTE to an NSSItem.
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*/
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#define NSS_CK_ATTRIBUTE_TO_ITEM(attrib, item) \
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if ((CK_LONG)(attrib)->ulValueLen > 0) { \
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(item)->data = (void *)(attrib)->pValue; \
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(item)->size = (PRUint32)(attrib)->ulValueLen; \
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} else { \
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(item)->data = 0; \
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(item)->size = 0; \
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}
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#define NSS_CK_ATTRIBUTE_TO_BOOL(attrib, boolvar) \
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if ((attrib)->ulValueLen > 0) { \
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if (*((CK_BBOOL *)(attrib)->pValue) == CK_TRUE) { \
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boolvar = PR_TRUE; \
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} else { \
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boolvar = PR_FALSE; \
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} \
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}
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#define NSS_CK_ATTRIBUTE_TO_ULONG(attrib, ulongvar) \
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if ((attrib)->ulValueLen > 0) { \
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ulongvar = *((CK_ULONG *)(attrib)->pValue); \
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}
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/* NSS_CK_ATTRIBUTE_TO_UTF8(attrib, str)
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*
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* Convert a CK_ATTRIBUTE to a string.
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*/
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#define NSS_CK_ATTRIBUTE_TO_UTF8(attrib, str) \
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str = (NSSUTF8 *)((attrib)->pValue);
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/* NSS_CK_ITEM_TO_ATTRIBUTE(item, attrib)
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*
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* Convert an NSSItem to a CK_ATTRIBUTE.
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*/
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#define NSS_CK_ITEM_TO_ATTRIBUTE(item, attrib) \
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(attrib)->pValue = (CK_VOID_PTR)(item)->data; \
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(attrib)->ulValueLen = (CK_ULONG)(item)->size;
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/* Get an array of attributes from an object. */
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NSS_EXTERN PRStatus
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nssCKObject_GetAttributes(
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CK_OBJECT_HANDLE object,
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CK_ATTRIBUTE_PTR obj_template,
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CK_ULONG count,
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NSSArena *arenaOpt,
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nssSession *session,
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NSSSlot *slot);
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/* Get a single attribute as an item. */
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NSS_EXTERN PRStatus
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nssCKObject_GetAttributeItem(
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CK_OBJECT_HANDLE object,
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CK_ATTRIBUTE_TYPE attribute,
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NSSArena *arenaOpt,
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nssSession *session,
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NSSSlot *slot,
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NSSItem *rvItem);
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NSS_EXTERN PRBool
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nssCKObject_IsAttributeTrue(
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CK_OBJECT_HANDLE object,
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CK_ATTRIBUTE_TYPE attribute,
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nssSession *session,
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NSSSlot *slot,
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PRStatus *rvStatus);
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NSS_EXTERN PRStatus
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nssCKObject_SetAttributes(
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CK_OBJECT_HANDLE object,
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CK_ATTRIBUTE_PTR obj_template,
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CK_ULONG count,
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nssSession *session,
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NSSSlot *slot);
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NSS_EXTERN PRBool
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nssCKObject_IsTokenObjectTemplate(
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CK_ATTRIBUTE_PTR objectTemplate,
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CK_ULONG otsize);
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PR_END_EXTERN_C
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#endif /* CKHELPER_H */
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