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Diffstat (limited to '')
-rw-r--r-- | security/nss/lib/dev/ckhelper.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/security/nss/lib/dev/ckhelper.h b/security/nss/lib/dev/ckhelper.h new file mode 100644 index 0000000000..169fc207db --- /dev/null +++ b/security/nss/lib/dev/ckhelper.h @@ -0,0 +1,148 @@ +/* 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/. */ + +/* + * ckhelper.h + * + * This file contains some helper utilities for interaction with cryptoki. + */ + +#ifndef CKHELPER_H +#define CKHELPER_H + +PR_BEGIN_EXTERN_C + +/* Some globals to keep from constantly redeclaring common cryptoki + * attribute types on the stack. + */ + +/* Boolean values */ +NSS_EXTERN_DATA const NSSItem g_ck_true; +NSS_EXTERN_DATA const NSSItem g_ck_false; + +/* Object classes */ +NSS_EXTERN_DATA const NSSItem g_ck_class_cert; +NSS_EXTERN_DATA const NSSItem g_ck_class_pubkey; +NSS_EXTERN_DATA const NSSItem g_ck_class_privkey; + +#define NSS_CK_TEMPLATE_START(_template, attr, size) \ + attr = _template; \ + size = 0; + +#define NSS_CK_SET_ATTRIBUTE_ITEM(pattr, kind, item) \ + (pattr)->type = kind; \ + (pattr)->pValue = (CK_VOID_PTR)(item)->data; \ + (pattr)->ulValueLen = (CK_ULONG)(item)->size; \ + (pattr)++; + +#define NSS_CK_SET_ATTRIBUTE_UTF8(pattr, kind, utf8) \ + (pattr)->type = kind; \ + (pattr)->pValue = (CK_VOID_PTR)utf8; \ + (pattr)->ulValueLen = (CK_ULONG)nssUTF8_Size(utf8, NULL); \ + if ((pattr)->ulValueLen) \ + ((pattr)->ulValueLen)--; \ + (pattr)++; + +#define NSS_CK_SET_ATTRIBUTE_VAR(pattr, kind, var) \ + (pattr)->type = kind; \ + (pattr)->pValue = (CK_VOID_PTR)&var; \ + (pattr)->ulValueLen = (CK_ULONG)sizeof(var); \ + (pattr)++; + +#define NSS_CK_SET_ATTRIBUTE_NULL(pattr, kind) \ + (pattr)->type = kind; \ + (pattr)->pValue = (CK_VOID_PTR)NULL; \ + (pattr)->ulValueLen = 0; \ + (pattr)++; + +#define NSS_CK_TEMPLATE_FINISH(_template, attr, size) \ + size = (attr) - (_template); \ + PR_ASSERT(size <= sizeof(_template) / sizeof(_template[0])); + +/* NSS_CK_ATTRIBUTE_TO_ITEM(attrib, item) + * + * Convert a CK_ATTRIBUTE to an NSSItem. + */ +#define NSS_CK_ATTRIBUTE_TO_ITEM(attrib, item) \ + if ((CK_LONG)(attrib)->ulValueLen > 0) { \ + (item)->data = (void *)(attrib)->pValue; \ + (item)->size = (PRUint32)(attrib)->ulValueLen; \ + } else { \ + (item)->data = 0; \ + (item)->size = 0; \ + } + +#define NSS_CK_ATTRIBUTE_TO_BOOL(attrib, boolvar) \ + if ((attrib)->ulValueLen > 0) { \ + if (*((CK_BBOOL *)(attrib)->pValue) == CK_TRUE) { \ + boolvar = PR_TRUE; \ + } else { \ + boolvar = PR_FALSE; \ + } \ + } + +#define NSS_CK_ATTRIBUTE_TO_ULONG(attrib, ulongvar) \ + if ((attrib)->ulValueLen > 0) { \ + ulongvar = *((CK_ULONG *)(attrib)->pValue); \ + } + +/* NSS_CK_ATTRIBUTE_TO_UTF8(attrib, str) + * + * Convert a CK_ATTRIBUTE to a string. + */ +#define NSS_CK_ATTRIBUTE_TO_UTF8(attrib, str) \ + str = (NSSUTF8 *)((attrib)->pValue); + +/* NSS_CK_ITEM_TO_ATTRIBUTE(item, attrib) + * + * Convert an NSSItem to a CK_ATTRIBUTE. + */ +#define NSS_CK_ITEM_TO_ATTRIBUTE(item, attrib) \ + (attrib)->pValue = (CK_VOID_PTR)(item)->data; \ + (attrib)->ulValueLen = (CK_ULONG)(item)->size; + +/* Get an array of attributes from an object. */ +NSS_EXTERN PRStatus +nssCKObject_GetAttributes( + CK_OBJECT_HANDLE object, + CK_ATTRIBUTE_PTR obj_template, + CK_ULONG count, + NSSArena *arenaOpt, + nssSession *session, + NSSSlot *slot); + +/* Get a single attribute as an item. */ +NSS_EXTERN PRStatus +nssCKObject_GetAttributeItem( + CK_OBJECT_HANDLE object, + CK_ATTRIBUTE_TYPE attribute, + NSSArena *arenaOpt, + nssSession *session, + NSSSlot *slot, + NSSItem *rvItem); + +NSS_EXTERN PRBool +nssCKObject_IsAttributeTrue( + CK_OBJECT_HANDLE object, + CK_ATTRIBUTE_TYPE attribute, + nssSession *session, + NSSSlot *slot, + PRStatus *rvStatus); + +NSS_EXTERN PRStatus +nssCKObject_SetAttributes( + CK_OBJECT_HANDLE object, + CK_ATTRIBUTE_PTR obj_template, + CK_ULONG count, + nssSession *session, + NSSSlot *slot); + +NSS_EXTERN PRBool +nssCKObject_IsTokenObjectTemplate( + CK_ATTRIBUTE_PTR objectTemplate, + CK_ULONG otsize); + +PR_END_EXTERN_C + +#endif /* CKHELPER_H */ |