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-rw-r--r--security/nss/lib/freebl/mksp.c119
1 files changed, 119 insertions, 0 deletions
diff --git a/security/nss/lib/freebl/mksp.c b/security/nss/lib/freebl/mksp.c
new file mode 100644
index 0000000000..ca83ac8e7c
--- /dev/null
+++ b/security/nss/lib/freebl/mksp.c
@@ -0,0 +1,119 @@
+/*
+ * mksp.c
+ *
+ * Generate SP tables for DES-150 library
+ *
+ * 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/. */
+
+#include <stdio.h>
+
+/*
+ * sboxes - the tables for the s-box functions
+ * from FIPS 46, pages 15-16.
+ */
+unsigned char S[8][64] = {
+ /* Func S1 = */
+ { 14, 0, 4, 15, 13, 7, 1, 4, 2, 14, 15, 2, 11, 13, 8, 1,
+ 3, 10, 10, 6, 6, 12, 12, 11, 5, 9, 9, 5, 0, 3, 7, 8,
+ 4, 15, 1, 12, 14, 8, 8, 2, 13, 4, 6, 9, 2, 1, 11, 7,
+ 15, 5, 12, 11, 9, 3, 7, 14, 3, 10, 10, 0, 5, 6, 0, 13 },
+ /* Func S2 = */
+ { 15, 3, 1, 13, 8, 4, 14, 7, 6, 15, 11, 2, 3, 8, 4, 14,
+ 9, 12, 7, 0, 2, 1, 13, 10, 12, 6, 0, 9, 5, 11, 10, 5,
+ 0, 13, 14, 8, 7, 10, 11, 1, 10, 3, 4, 15, 13, 4, 1, 2,
+ 5, 11, 8, 6, 12, 7, 6, 12, 9, 0, 3, 5, 2, 14, 15, 9 },
+ /* Func S3 = */
+ { 10, 13, 0, 7, 9, 0, 14, 9, 6, 3, 3, 4, 15, 6, 5, 10,
+ 1, 2, 13, 8, 12, 5, 7, 14, 11, 12, 4, 11, 2, 15, 8, 1,
+ 13, 1, 6, 10, 4, 13, 9, 0, 8, 6, 15, 9, 3, 8, 0, 7,
+ 11, 4, 1, 15, 2, 14, 12, 3, 5, 11, 10, 5, 14, 2, 7, 12 },
+ /* Func S4 = */
+ { 7, 13, 13, 8, 14, 11, 3, 5, 0, 6, 6, 15, 9, 0, 10, 3,
+ 1, 4, 2, 7, 8, 2, 5, 12, 11, 1, 12, 10, 4, 14, 15, 9,
+ 10, 3, 6, 15, 9, 0, 0, 6, 12, 10, 11, 1, 7, 13, 13, 8,
+ 15, 9, 1, 4, 3, 5, 14, 11, 5, 12, 2, 7, 8, 2, 4, 14 },
+ /* Func S5 = */
+ { 2, 14, 12, 11, 4, 2, 1, 12, 7, 4, 10, 7, 11, 13, 6, 1,
+ 8, 5, 5, 0, 3, 15, 15, 10, 13, 3, 0, 9, 14, 8, 9, 6,
+ 4, 11, 2, 8, 1, 12, 11, 7, 10, 1, 13, 14, 7, 2, 8, 13,
+ 15, 6, 9, 15, 12, 0, 5, 9, 6, 10, 3, 4, 0, 5, 14, 3 },
+ /* Func S6 = */
+ { 12, 10, 1, 15, 10, 4, 15, 2, 9, 7, 2, 12, 6, 9, 8, 5,
+ 0, 6, 13, 1, 3, 13, 4, 14, 14, 0, 7, 11, 5, 3, 11, 8,
+ 9, 4, 14, 3, 15, 2, 5, 12, 2, 9, 8, 5, 12, 15, 3, 10,
+ 7, 11, 0, 14, 4, 1, 10, 7, 1, 6, 13, 0, 11, 8, 6, 13 },
+ /* Func S7 = */
+ { 4, 13, 11, 0, 2, 11, 14, 7, 15, 4, 0, 9, 8, 1, 13, 10,
+ 3, 14, 12, 3, 9, 5, 7, 12, 5, 2, 10, 15, 6, 8, 1, 6,
+ 1, 6, 4, 11, 11, 13, 13, 8, 12, 1, 3, 4, 7, 10, 14, 7,
+ 10, 9, 15, 5, 6, 0, 8, 15, 0, 14, 5, 2, 9, 3, 2, 12 },
+ /* Func S8 = */
+ { 13, 1, 2, 15, 8, 13, 4, 8, 6, 10, 15, 3, 11, 7, 1, 4,
+ 10, 12, 9, 5, 3, 6, 14, 11, 5, 0, 0, 14, 12, 9, 7, 2,
+ 7, 2, 11, 1, 4, 14, 1, 7, 9, 4, 12, 10, 14, 8, 2, 13,
+ 0, 15, 6, 12, 10, 9, 13, 0, 15, 3, 3, 5, 5, 6, 8, 11 }
+};
+
+/*
+ * Permutation function for results from s-boxes
+ * from FIPS 46 pages 12 and 16.
+ * P =
+ */
+unsigned char P[32] = {
+ 16, 7, 20, 21, 29, 12, 28, 17,
+ 1, 15, 23, 26, 5, 18, 31, 10,
+ 2, 8, 24, 14, 32, 27, 3, 9,
+ 19, 13, 30, 6, 22, 11, 4, 25
+};
+
+unsigned int Pinv[32];
+unsigned int SP[8][64];
+
+void
+makePinv(void)
+{
+ int i;
+ unsigned int Pi = 0x80000000;
+ for (i = 0; i < 32; ++i) {
+ int j = 32 - P[i];
+ Pinv[j] = Pi;
+ Pi >>= 1;
+ }
+}
+
+void
+makeSP(void)
+{
+ int box;
+ for (box = 0; box < 8; ++box) {
+ int item;
+ printf("/* box S%d */ {\n", box + 1);
+ for (item = 0; item < 64; ++item) {
+ unsigned int s = S[box][item];
+ unsigned int val = 0;
+ unsigned int bitnum = (7 - box) * 4;
+ for (; s; s >>= 1, ++bitnum) {
+ if (s & 1) {
+ val |= Pinv[bitnum];
+ }
+ }
+ val = (val << 3) | (val >> 29);
+ SP[box][item] = val;
+ }
+ for (item = 0; item < 64; item += 4) {
+ printf("\t0x%08x, 0x%08x, 0x%08x, 0x%08x,\n",
+ SP[box][item], SP[box][item + 1], SP[box][item + 2], SP[box][item + 3]);
+ }
+ printf(" },\n");
+ }
+}
+
+int
+main()
+{
+ makePinv();
+ makeSP();
+ return 0;
+}