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- otto@cvs.openbsd.org 2008/06/11 23:02:22

Browse Source 
[key.c]
     simpler way of computing the augmentations; ok grunk@
This commit is contained in:
Darren Tucker 2008-06-13 04:43:51 +10:00
parent 35c45535ea
commit 014d76fa72
2 changed files with 11 additions and 10 deletions
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5
ChangeLog
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@ -34,6 +34,9 @@
that is not how it was envisioned. that is not how it was envisioned.
Also correct manpage saying that -v is needed along with -l for it to work. Also correct manpage saying that -v is needed along with -l for it to work.
spotted by naddy@ spotted by naddy@
- otto@cvs.openbsd.org 2008/06/11 23:02:22
[key.c]
simpler way of computing the augmentations; ok grunk@
20080611 20080611
- (djm) [channels.c configure.ac] - (djm) [channels.c configure.ac]
@ -4196,4 +4199,4 @@
OpenServer 6 and add osr5bigcrypt support so when someone migrates OpenServer 6 and add osr5bigcrypt support so when someone migrates
passwords between UnixWare and OpenServer they will still work. OK dtucker@ passwords between UnixWare and OpenServer they will still work. OK dtucker@
$Id: ChangeLog,v 1.4971 2008/06/12 18:43:15 dtucker Exp $ $Id: ChangeLog,v 1.4972 2008/06/12 18:43:51 dtucker Exp $

16
key.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: key.c,v 1.70 2008/06/11 21:01:35 grunk Exp $ */ /* $OpenBSD: key.c,v 1.71 2008/06/11 23:02:22 otto Exp $ */
/* /*
* read_bignum(): * read_bignum():
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -330,17 +330,18 @@ key_fingerprint_randomart(u_char *dgst_raw, u_int dgst_raw_len)
*/ */
char *augmentation_string = " .o+=*BOX@%&#/^"; char *augmentation_string = " .o+=*BOX@%&#/^";
char *retval, *p; char *retval, *p;
char field[FLDSIZE_X][FLDSIZE_Y]; u_char field[FLDSIZE_X][FLDSIZE_Y];
u_int i, b; u_int i, b;
int x, y; int x, y;
size_t len = strlen(augmentation_string);
retval = xcalloc(1, (FLDSIZE_X + 3) * (FLDSIZE_Y + 2)); retval = xcalloc(1, (FLDSIZE_X + 3) * (FLDSIZE_Y + 2));
/* initialize field */ /* initialize field */
memset(field, ' ', FLDSIZE_X * FLDSIZE_Y * sizeof(char)); memset(field, 0, FLDSIZE_X * FLDSIZE_Y * sizeof(char));
x = FLDSIZE_X / 2; x = FLDSIZE_X / 2;
y = FLDSIZE_Y / 2; y = FLDSIZE_Y / 2;
field[x][y] = '.'; field[x][y] = 1;
/* process raw key */ /* process raw key */
for (i = 0; i < dgst_raw_len; i++) { for (i = 0; i < dgst_raw_len; i++) {
@ -359,10 +360,7 @@ key_fingerprint_randomart(u_char *dgst_raw, u_int dgst_raw_len)
y = MIN(y, FLDSIZE_Y - 1); y = MIN(y, FLDSIZE_Y - 1);
/* augment the field */ /* augment the field */
p = strchr(augmentation_string, field[x][y]); field[x][y]++;
if (*++p != '\0')
field[x][y] = *p;
input = input >> 2; input = input >> 2;
} }
} }
@ -381,7 +379,7 @@ key_fingerprint_randomart(u_char *dgst_raw, u_int dgst_raw_len)
for (y = 0; y < FLDSIZE_Y; y++) { for (y = 0; y < FLDSIZE_Y; y++) {
*p++ = '|'; *p++ = '|';
for (x = 0; x < FLDSIZE_X; x++) for (x = 0; x < FLDSIZE_X; x++)
*p++ = field[x][y]; *p++ = augmentation_string[MIN(field[x][y], len - 1)];
*p++ = '|'; *p++ = '|';
*p++ = '\n'; *p++ = '\n';
} }