diff options
Diffstat (limited to 'security/nss/lib/util/oidstring.c')
| -rw-r--r-- | security/nss/lib/util/oidstring.c | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/security/nss/lib/util/oidstring.c b/security/nss/lib/util/oidstring.c deleted file mode 100644 index c7ad090cc..000000000 --- a/security/nss/lib/util/oidstring.c +++ /dev/null @@ -1,145 +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 Network Security Services. - * - * The Initial Developer of the Original Code is Nelson B Bolyard - * Portions created by the Initial Developer are Copyright (C) 2007 - * 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 ***** */ - -#include <string.h> -#include "secitem.h" -#include "secport.h" -#include "secerr.h" - -/* if to->data is not NULL, and to->len is large enough to hold the result, - * then the resultant OID will be copyed into to->data, and to->len will be - * changed to show the actual OID length. - * Otherwise, memory for the OID will be allocated (from the caller's - * PLArenaPool, if pool is non-NULL) and to->data will receive the address - * of the allocated data, and to->len will receive the OID length. - * The original value of to->data is not freed when a new buffer is allocated. - * - * The input string may begin with "OID." and this still be ignored. - * The length of the input string is given in len. If len == 0, then - * len will be computed as strlen(from), meaning it must be NUL terminated. - * It is an error if from == NULL, or if *from == '\0'. - */ - -SECStatus -SEC_StringToOID(PLArenaPool *pool, SECItem *to, const char *from, PRUint32 len) -{ - PRUint32 decimal_numbers = 0; - PRUint32 result_bytes = 0; - SECStatus rv; - PRUint8 result[1024]; - - static const PRUint32 max_decimal = (0xffffffff / 10); - static const char OIDstring[] = {"OID."}; - - if (!from || !to) { - PORT_SetError(SEC_ERROR_INVALID_ARGS); - return SECFailure; - } - if (!len) { - len = PL_strlen(from); - } - if (len >= 4 && !PL_strncasecmp(from, OIDstring, 4)) { - from += 4; /* skip leading "OID." if present */ - len -= 4; - } - if (!len) { -bad_data: - PORT_SetError(SEC_ERROR_BAD_DATA); - return SECFailure; - } - do { - PRUint32 decimal = 0; - while (len > 0 && isdigit(*from)) { - PRUint32 addend = (*from++ - '0'); - --len; - if (decimal > max_decimal) /* overflow */ - goto bad_data; - decimal = (decimal * 10) + addend; - if (decimal < addend) /* overflow */ - goto bad_data; - } - if (len != 0 && *from != '.') { - goto bad_data; - } - if (decimal_numbers == 0) { - if (decimal > 2) - goto bad_data; - result[0] = decimal * 40; - result_bytes = 1; - } else if (decimal_numbers == 1) { - if (decimal > 40) - goto bad_data; - result[0] += decimal; - } else { - /* encode the decimal number, */ - PRUint8 * rp; - PRUint32 num_bytes = 0; - PRUint32 tmp = decimal; - while (tmp) { - num_bytes++; - tmp >>= 7; - } - if (!num_bytes ) - ++num_bytes; /* use one byte for a zero value */ - if (num_bytes + result_bytes > sizeof result) - goto bad_data; - tmp = num_bytes; - rp = result + result_bytes - 1; - rp[tmp] = (PRUint8)(decimal & 0x7f); - decimal >>= 7; - while (--tmp > 0) { - rp[tmp] = (PRUint8)(decimal | 0x80); - decimal >>= 7; - } - result_bytes += num_bytes; - } - ++decimal_numbers; - if (len > 0) { /* skip trailing '.' */ - ++from; - --len; - } - } while (len > 0); - /* now result contains result_bytes of data */ - if (to->data && to->len >= result_bytes) { - PORT_Memcpy(to->data, result, to->len = result_bytes); - rv = SECSuccess; - } else { - SECItem result_item = {siBuffer, NULL, 0 }; - result_item.data = result; - result_item.len = result_bytes; - rv = SECITEM_CopyItem(pool, to, &result_item); - } - return rv; -} |