aboutsummaryrefslogtreecommitdiffstats
path: root/lib/mpi/mpi-cmp.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2012-07-23 21:49:06 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-23 21:49:06 -0400
commite05644e17e744315bce12b0948cdc36910b9a76e (patch)
tree92d62ff59c57f991ef6b5c3cc2c2dcd205946a11 /lib/mpi/mpi-cmp.c
parent97e7292ab5ccd30a13c3612835535fc3f3e59715 (diff)
parent663728418e3494f8e4a82f5d1b2f23c22d11be35 (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security subsystem updates from James Morris: "Nothing groundbreaking for this kernel, just cleanups and fixes, and a couple of Smack enhancements." * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (21 commits) Smack: Maintainer Record Smack: don't show empty rules when /smack/load or /smack/load2 is read Smack: user access check bounds Smack: onlycap limits on CAP_MAC_ADMIN Smack: fix smack_new_inode bogosities ima: audit is compiled only when enabled ima: ima_initialized is set only if successful ima: add policy for pseudo fs ima: remove unused cleanup functions ima: free securityfs violations file ima: use full pathnames in measurement list security: Fix nommu build. samples: seccomp: add .gitignore for untracked executables tpm: check the chip reference before using it TPM: fix memleak when register hardware fails TPM: chip disabled state erronously being reported as error MAINTAINERS: TPM maintainers' contacts update Merge branches 'next-queue' and 'next' into next Remove unused code from MPI library Revert "crypto: GnuPG based MPI lib - additional sources (part 4)" ...
Diffstat (limited to 'lib/mpi/mpi-cmp.c')
-rw-r--r--lib/mpi/mpi-cmp.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/lib/mpi/mpi-cmp.c b/lib/mpi/mpi-cmp.c
deleted file mode 100644
index 914bc42a8a80..000000000000
--- a/lib/mpi/mpi-cmp.c
+++ /dev/null
@@ -1,68 +0,0 @@
1/* mpi-cmp.c - MPI functions
2 * Copyright (C) 1998, 1999 Free Software Foundation, Inc.
3 *
4 * This file is part of GnuPG.
5 *
6 * GnuPG is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * GnuPG is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19 */
20
21#include "mpi-internal.h"
22
23int mpi_cmp_ui(MPI u, unsigned long v)
24{
25 mpi_limb_t limb = v;
26
27 mpi_normalize(u);
28 if (!u->nlimbs && !limb)
29 return 0;
30 if (u->sign)
31 return -1;
32 if (u->nlimbs > 1)
33 return 1;
34
35 if (u->d[0] == limb)
36 return 0;
37 else if (u->d[0] > limb)
38 return 1;
39 else
40 return -1;
41}
42
43int mpi_cmp(MPI u, MPI v)
44{
45 mpi_size_t usize, vsize;
46 int cmp;
47
48 mpi_normalize(u);
49 mpi_normalize(v);
50 usize = u->nlimbs;
51 vsize = v->nlimbs;
52 if (!u->sign && v->sign)
53 return 1;
54 if (u->sign && !v->sign)
55 return -1;
56 if (usize != vsize && !u->sign && !v->sign)
57 return usize - vsize;
58 if (usize != vsize && u->sign && v->sign)
59 return vsize + usize;
60 if (!usize)
61 return 0;
62 cmp = mpihelp_cmp(u->d, v->d, usize);
63 if (!cmp)
64 return 0;
65 if ((cmp < 0 ? 1 : 0) == (u->sign ? 1 : 0))
66 return 1;
67 return -1;
68}