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Diffstat (limited to 'security/nss/lib/util/secasn1u.c')
| -rw-r--r-- | security/nss/lib/util/secasn1u.c | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/security/nss/lib/util/secasn1u.c b/security/nss/lib/util/secasn1u.c deleted file mode 100644 index 1514bd7ed..000000000 --- a/security/nss/lib/util/secasn1u.c +++ /dev/null @@ -1,131 +0,0 @@ -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the Netscape security libraries. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1994-2000 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -/* - * Utility routines to complement the ASN.1 encoding and decoding functions. - * - * $Id$ - */ - -#include "secasn1.h" - - -/* - * We have a length that needs to be encoded; how many bytes will the - * encoding take? - * - * The rules are that 0 - 0x7f takes one byte (the length itself is the - * entire encoding); everything else takes one plus the number of bytes - * in the length. - */ -int -SEC_ASN1LengthLength (unsigned long len) -{ - int lenlen = 1; - - if (len > 0x7f) { - do { - lenlen++; - len >>= 8; - } while (len); - } - - return lenlen; -} - - -/* - * XXX Move over (and rewrite as appropriate) the rest of the - * stuff in dersubr.c! - */ - - -/* - * Find the appropriate subtemplate for the given template. - * This may involve calling a "chooser" function, or it may just - * be right there. In either case, it is expected to *have* a - * subtemplate; this is asserted in debug builds (in non-debug - * builds, NULL will be returned). - * - * "thing" is a pointer to the structure being encoded/decoded - * "encoding", when true, means that we are in the process of encoding - * (as opposed to in the process of decoding) - */ -const SEC_ASN1Template * -SEC_ASN1GetSubtemplate (const SEC_ASN1Template *theTemplate, void *thing, - PRBool encoding) -{ - const SEC_ASN1Template *subt = NULL; - - PORT_Assert (theTemplate->sub != NULL); - if (theTemplate->sub != NULL) { - if (theTemplate->kind & SEC_ASN1_DYNAMIC) { - SEC_ASN1TemplateChooserPtr chooserp; - - chooserp = *(SEC_ASN1TemplateChooserPtr *) theTemplate->sub; - if (chooserp) { - if (thing != NULL) - thing = (char *)thing - theTemplate->offset; - subt = (* chooserp)(thing, encoding); - } - } else { - subt = (SEC_ASN1Template*)theTemplate->sub; - } - } - return subt; -} - -PRBool SEC_ASN1IsTemplateSimple(const SEC_ASN1Template *theTemplate) -{ - if (!theTemplate) { - return PR_TRUE; /* it doesn't get any simpler than NULL */ - } - /* only templates made of one primitive type or a choice of primitive - types are considered simple */ - if (! (theTemplate->kind & (~SEC_ASN1_TAGNUM_MASK))) { - return PR_TRUE; /* primitive type */ - } - if (!theTemplate->kind & SEC_ASN1_CHOICE) { - return PR_FALSE; /* no choice means not simple */ - } - while (++theTemplate && theTemplate->kind) { - if (theTemplate->kind & (~SEC_ASN1_TAGNUM_MASK)) { - return PR_FALSE; /* complex type */ - } - } - return PR_TRUE; /* choice of primitive types */ -} - |