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Diffstat (limited to 'lib/libncp/ncpl_crypt.c')
-rw-r--r--lib/libncp/ncpl_crypt.c139
1 files changed, 0 insertions, 139 deletions
diff --git a/lib/libncp/ncpl_crypt.c b/lib/libncp/ncpl_crypt.c
deleted file mode 100644
index bc304c0cb2e2..000000000000
--- a/lib/libncp/ncpl_crypt.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Routines in this file based on the work of Volker Lendecke,
- * Adapted for ncplib by Boris Popov
- * Please note that ncpl_crypt.c file should be indentical to this one
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/errno.h>
-#include <sys/malloc.h>
-#include <string.h>
-
-/*$*********************************************************
- $*
- $* This code has been taken from DDJ 11/93, from an
- $* article by Pawel Szczerbina.
- $*
- $* Password encryption routines follow.
- $* Converted to C from Barry Nance's Pascal
- $* prog published in the March -93 issue of Byte.
- $*
- $* Adapted to be useable for ncpfs by
- $* Volker Lendecke <lendecke@namu01.gwdg.de> in
- $* October 1995.
- $*
- $********************************************************* */
-
-
-
-typedef unsigned char buf32[32];
-
-static unsigned char encrypttable[256] = {
-0x7, 0x8, 0x0, 0x8, 0x6, 0x4, 0xE, 0x4, 0x5, 0xC, 0x1, 0x7, 0xB, 0xF, 0xA, 0x8,
-0xF, 0x8, 0xC, 0xC, 0x9, 0x4, 0x1, 0xE, 0x4, 0x6, 0x2, 0x4, 0x0, 0xA, 0xB, 0x9,
-0x2, 0xF, 0xB, 0x1, 0xD, 0x2, 0x1, 0x9, 0x5, 0xE, 0x7, 0x0, 0x0, 0x2, 0x6, 0x6,
-0x0, 0x7, 0x3, 0x8, 0x2, 0x9, 0x3, 0xF, 0x7, 0xF, 0xC, 0xF, 0x6, 0x4, 0xA, 0x0,
-0x2, 0x3, 0xA, 0xB, 0xD, 0x8, 0x3, 0xA, 0x1, 0x7, 0xC, 0xF, 0x1, 0x8, 0x9, 0xD,
-0x9, 0x1, 0x9, 0x4, 0xE, 0x4, 0xC, 0x5, 0x5, 0xC, 0x8, 0xB, 0x2, 0x3, 0x9, 0xE,
-0x7, 0x7, 0x6, 0x9, 0xE, 0xF, 0xC, 0x8, 0xD, 0x1, 0xA, 0x6, 0xE, 0xD, 0x0, 0x7,
-0x7, 0xA, 0x0, 0x1, 0xF, 0x5, 0x4, 0xB, 0x7, 0xB, 0xE, 0xC, 0x9, 0x5, 0xD, 0x1,
-0xB, 0xD, 0x1, 0x3, 0x5, 0xD, 0xE, 0x6, 0x3, 0x0, 0xB, 0xB, 0xF, 0x3, 0x6, 0x4,
-0x9, 0xD, 0xA, 0x3, 0x1, 0x4, 0x9, 0x4, 0x8, 0x3, 0xB, 0xE, 0x5, 0x0, 0x5, 0x2,
-0xC, 0xB, 0xD, 0x5, 0xD, 0x5, 0xD, 0x2, 0xD, 0x9, 0xA, 0xC, 0xA, 0x0, 0xB, 0x3,
-0x5, 0x3, 0x6, 0x9, 0x5, 0x1, 0xE, 0xE, 0x0, 0xE, 0x8, 0x2, 0xD, 0x2, 0x2, 0x0,
-0x4, 0xF, 0x8, 0x5, 0x9, 0x6, 0x8, 0x6, 0xB, 0xA, 0xB, 0xF, 0x0, 0x7, 0x2, 0x8,
-0xC, 0x7, 0x3, 0xA, 0x1, 0x4, 0x2, 0x5, 0xF, 0x7, 0xA, 0xC, 0xE, 0x5, 0x9, 0x3,
-0xE, 0x7, 0x1, 0x2, 0xE, 0x1, 0xF, 0x4, 0xA, 0x6, 0xC, 0x6, 0xF, 0x4, 0x3, 0x0,
-0xC, 0x0, 0x3, 0x6, 0xF, 0x8, 0x7, 0xB, 0x2, 0xD, 0xC, 0x6, 0xA, 0xA, 0x8, 0xD
-};
-
-static buf32 encryptkeys = {
- 0x48, 0x93, 0x46, 0x67, 0x98, 0x3D, 0xE6, 0x8D,
- 0xB7, 0x10, 0x7A, 0x26, 0x5A, 0xB9, 0xB1, 0x35,
- 0x6B, 0x0F, 0xD5, 0x70, 0xAE, 0xFB, 0xAD, 0x11,
- 0xF4, 0x47, 0xDC, 0xA7, 0xEC, 0xCF, 0x50, 0xC0
-};
-
-/*
- * Create table-based 16-bytes hash from a 32-bytes array
- */
-static void
-nw_hash(buf32 temp, unsigned char *target) {
- short sum;
- unsigned char b3;
- int s, b2, i;
-
- sum = 0;
-
- for (b2 = 0; b2 <= 1; ++b2) {
- for (s = 0; s <= 31; ++s) {
- b3 = (temp[s] + sum) ^ (temp[(s + sum) & 31] - encryptkeys[s]);
- sum += b3;
- temp[s] = b3;
- }
- }
-
- for (i = 0; i <= 15; ++i) {
- target[i] = encrypttable[temp[2 * i]]
- | (encrypttable[temp[2 * i + 1]] << 4);
- }
-}
-
-
-/*
- * Create a 16-bytes pattern from given buffer based on a four bytes key
- */
-void
-nw_keyhash(const u_char *key, const u_char *buf, int buflen, u_char *target) {
- int b2, d, s;
- buf32 temp;
-
- while (buflen > 0 && buf[buflen - 1] == 0)
- buflen--;
-
- bzero(temp, sizeof(temp));
-
- d = 0;
- while (buflen >= 32) {
- for (s = 0; s <= 31; ++s)
- temp[s] ^= buf[d++];
- buflen -= 32;
- }
- b2 = d;
- if (buflen > 0) {
- for (s = 0; s <= 31; ++s) {
- if (d + buflen == b2) {
- temp[s] ^= encryptkeys[s];
- b2 = d;
- } else
- temp[s] ^= buf[b2++];
- }
- }
- for (s = 0; s <= 31; ++s)
- temp[s] ^= key[s & 3];
-
- nw_hash(temp, target);
-}
-
-/*
- * Create an 8-bytes pattern from an 8-bytes key and 16-bytes of data
- */
-void
-nw_encrypt(const u_char *fra, const u_char *buf, u_char *target) {
- buf32 k;
- int s;
-
- nw_keyhash(fra, buf, 16, k);
- nw_keyhash(fra + 4, buf, 16, k + 16);
-
- for (s = 0; s < 16; s++)
- k[s] ^= k[31 - s];
-
- for (s = 0; s < 8; s++)
- *target++ = k[s] ^ k[15 - s];
-}
-
-