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Diffstat (limited to 'common/oid.c')
-rw-r--r-- | common/oid.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/common/oid.c b/common/oid.c deleted file mode 100644 index b4b0bf6..0000000 --- a/common/oid.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright (C) 2012 Red Hat Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above - * copyright notice, this list of conditions and the - * following disclaimer. - * * Redistributions in binary form must reproduce the - * above copyright notice, this list of conditions and - * the following disclaimer in the documentation and/or - * other materials provided with the distribution. - * * The names of contributors to this software may not be - * used to endorse or promote products derived from this - * software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF - * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH - * DAMAGE. - * - * Author: Stef Walter <stefw@redhat.com> - */ - -#include "config.h" - -#include "oid.h" - -#include <assert.h> -#include <stdlib.h> -#include <string.h> - -/* - * We deal with OIDs a lot in their DER form. These have the - * advantage of having the length encoded in their second byte, - * at least for all the OIDs we're interested in. - * - * The goal here is to avoid carrying around extra length - * information about DER encoded OIDs. - */ - -bool -p11_oid_simple (const unsigned char *oid, - int len) -{ - return (oid != NULL && - len > 3 && /* minimum length */ - oid[0] == 0x06 && /* simple encoding */ - (oid[1] & 128) == 0 && /* short form length */ - (size_t)oid[1] == len - 2); /* matches length */ -} - -bool -p11_oid_equal (const void *oid_one, - const void *oid_two) -{ - int len_one; - int len_two; - - len_one = p11_oid_length (oid_one); - len_two = p11_oid_length (oid_two); - - return (len_one == len_two && - memcmp (oid_one, oid_two, len_one) == 0); -} - -int -p11_oid_length (const unsigned char *oid) -{ - assert (oid[0] == 0x06); - assert ((oid[1] & 128) == 0); - return (int)oid[1] + 2; -} |