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- Fixes to auth-skey to enable it to use the standard OpenSSL libraries

This commit is contained in:
Damien Miller 2000-01-11 10:59:47 +11:00
parent fa824cbb7e
commit 25e4256ad4
2 changed files with 22 additions and 12 deletions
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4
ChangeLog
View File

@ -1,7 +1,11 @@
20000110
- Fixes to auth-skey to enable it to use the standard OpenSSL libraries
20000107
- New config.sub and config.guess to fix problems on SCO. Supplied
by Gary E. Miller <gem@rellim.com>
- SCO build fix from Gary E. Miller <gem@rellim.com>
- Released 1.2.1pre25
20000106
- Documentation update & cleanup

30
auth-skey.c
View File

@ -7,10 +7,10 @@ RCSID("$Id: auth-skey.c,v 1.5 1999/12/06 19:04:57 deraadt Exp $");
#include "packet.h"
#ifdef HAVE_OPENSSL
#include <openssl/sha1.h>
#include <openssl/sha.h>
#endif
#ifdef HAVE_SSL
#include <ssl/sha1.h>
#include <ssl/sha.h>
#endif
/* from %OpenBSD: skeylogin.c,v 1.32 1999/08/16 14:46:56 millert Exp % */
@ -79,8 +79,9 @@ skey_fake_keyinfo(char *username)
static char skeyprompt[SKEY_MAX_CHALLENGE+1];
char *secret = NULL;
size_t secretlen = 0;
SHA1_CTX ctx;
SHA_CTX ctx;
char *p, *u;
char md[SHA_DIGEST_LENGTH];
/*
* Base first 4 chars of seed on hostname.
@ -97,11 +98,16 @@ skey_fake_keyinfo(char *username)
pbuf[4] = '\0';
/* Hash the username if possible */
if ((up = SHA1Data(username, strlen(username), NULL)) != NULL) {
up = malloc(SHA_DIGEST_LENGTH);
if (up != NULL) {
struct stat sb;
time_t t;
int fd;
SHA1_Init(&ctx);
SHA1_Update(&ctx, username, strlen(username));
SHA1_End(&ctx, up);
/* Collapse the hash */
ptr = hash_collapse(up);
memset(up, 0, strlen(up));
@ -131,18 +137,18 @@ skey_fake_keyinfo(char *username)
/* Put that in your pipe and smoke it */
if (flg == 0) {
/* Hash secret value with username */
SHA1Init(&ctx);
SHA1Update(&ctx, secret, secretlen);
SHA1Update(&ctx, username, strlen(username));
SHA1End(&ctx, up);
SHA1_Init(&ctx);
SHA1_Update(&ctx, secret, secretlen);
SHA1_Update(&ctx, username, strlen(username));
SHA1_End(&ctx, up);
/* Zero out */
memset(secret, 0, secretlen);
/* Now hash the hash */
SHA1Init(&ctx);
SHA1Update(&ctx, up, strlen(up));
SHA1End(&ctx, up);
SHA1_Init(&ctx);
SHA1_Update(&ctx, up, strlen(up));
SHA1_End(&ctx, up);
ptr = hash_collapse(up + 4);
@ -155,7 +161,7 @@ skey_fake_keyinfo(char *username)
/* Sequence number */
ptr = ((up[2] + up[3]) % 99) + 1;
memset(up, 0, 20); /* SHA1 specific */
memset(up, 0, SHA_DIGEST_LENGTH); /* SHA1 specific */
free(up);
(void)snprintf(skeyprompt, sizeof skeyprompt,