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-rw-r--r--crypto/openssh/ssh-add.c438
1 files changed, 0 insertions, 438 deletions
diff --git a/crypto/openssh/ssh-add.c b/crypto/openssh/ssh-add.c
deleted file mode 100644
index 4dc46f6..0000000
--- a/crypto/openssh/ssh-add.c
+++ /dev/null
@@ -1,438 +0,0 @@
-/* $OpenBSD: ssh-add.c,v 1.89 2006/08/03 03:34:42 deraadt Exp $ */
-/*
- * Author: Tatu Ylonen <ylo@cs.hut.fi>
- * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
- * All rights reserved
- * Adds an identity to the authentication server, or removes an identity.
- *
- * As far as I am concerned, the code I have written for this software
- * can be used freely for any purpose. Any derived versions of this
- * software must be clearly marked as such, and if the derived work is
- * incompatible with the protocol description in the RFC file, it must be
- * called by a name other than "ssh" or "Secure Shell".
- *
- * SSH2 implementation,
- * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "includes.h"
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/param.h>
-
-#include <openssl/evp.h>
-
-#include <fcntl.h>
-#include <pwd.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "xmalloc.h"
-#include "ssh.h"
-#include "rsa.h"
-#include "log.h"
-#include "key.h"
-#include "buffer.h"
-#include "authfd.h"
-#include "authfile.h"
-#include "pathnames.h"
-#include "misc.h"
-
-/* argv0 */
-extern char *__progname;
-
-/* Default files to add */
-static char *default_files[] = {
- _PATH_SSH_CLIENT_ID_RSA,
- _PATH_SSH_CLIENT_ID_DSA,
- _PATH_SSH_CLIENT_IDENTITY,
- NULL
-};
-
-/* Default lifetime (0 == forever) */
-static int lifetime = 0;
-
-/* User has to confirm key use */
-static int confirm = 0;
-
-/* we keep a cache of one passphrases */
-static char *pass = NULL;
-static void
-clear_pass(void)
-{
- if (pass) {
- memset(pass, 0, strlen(pass));
- xfree(pass);
- pass = NULL;
- }
-}
-
-static int
-delete_file(AuthenticationConnection *ac, const char *filename)
-{
- Key *public;
- char *comment = NULL;
- int ret = -1;
-
- public = key_load_public(filename, &comment);
- if (public == NULL) {
- printf("Bad key file %s\n", filename);
- return -1;
- }
- if (ssh_remove_identity(ac, public)) {
- fprintf(stderr, "Identity removed: %s (%s)\n", filename, comment);
- ret = 0;
- } else
- fprintf(stderr, "Could not remove identity: %s\n", filename);
-
- key_free(public);
- xfree(comment);
-
- return ret;
-}
-
-/* Send a request to remove all identities. */
-static int
-delete_all(AuthenticationConnection *ac)
-{
- int ret = -1;
-
- if (ssh_remove_all_identities(ac, 1))
- ret = 0;
- /* ignore error-code for ssh2 */
- ssh_remove_all_identities(ac, 2);
-
- if (ret == 0)
- fprintf(stderr, "All identities removed.\n");
- else
- fprintf(stderr, "Failed to remove all identities.\n");
-
- return ret;
-}
-
-static int
-add_file(AuthenticationConnection *ac, const char *filename)
-{
- Key *private;
- char *comment = NULL;
- char msg[1024];
- int fd, perms_ok, ret = -1;
-
- if ((fd = open(filename, O_RDONLY)) < 0) {
- perror(filename);
- return -1;
- }
-
- /*
- * Since we'll try to load a keyfile multiple times, permission errors
- * will occur multiple times, so check perms first and bail if wrong.
- */
- perms_ok = key_perm_ok(fd, filename);
- close(fd);
- if (!perms_ok)
- return -1;
-
- /* At first, try empty passphrase */
- private = key_load_private(filename, "", &comment);
- if (comment == NULL)
- comment = xstrdup(filename);
- /* try last */
- if (private == NULL && pass != NULL)
- private = key_load_private(filename, pass, NULL);
- if (private == NULL) {
- /* clear passphrase since it did not work */
- clear_pass();
- snprintf(msg, sizeof msg, "Enter passphrase for %.200s: ",
- comment);
- for (;;) {
- pass = read_passphrase(msg, RP_ALLOW_STDIN);
- if (strcmp(pass, "") == 0) {
- clear_pass();
- xfree(comment);
- return -1;
- }
- private = key_load_private(filename, pass, &comment);
- if (private != NULL)
- break;
- clear_pass();
- snprintf(msg, sizeof msg,
- "Bad passphrase, try again for %.200s: ", comment);
- }
- }
-
- if (ssh_add_identity_constrained(ac, private, comment, lifetime,
- confirm)) {
- fprintf(stderr, "Identity added: %s (%s)\n", filename, comment);
- ret = 0;
- if (lifetime != 0)
- fprintf(stderr,
- "Lifetime set to %d seconds\n", lifetime);
- if (confirm != 0)
- fprintf(stderr,
- "The user has to confirm each use of the key\n");
- } else if (ssh_add_identity(ac, private, comment)) {
- fprintf(stderr, "Identity added: %s (%s)\n", filename, comment);
- ret = 0;
- } else {
- fprintf(stderr, "Could not add identity: %s\n", filename);
- }
-
- xfree(comment);
- key_free(private);
-
- return ret;
-}
-
-static int
-update_card(AuthenticationConnection *ac, int add, const char *id)
-{
- char *pin;
- int ret = -1;
-
- pin = read_passphrase("Enter passphrase for smartcard: ", RP_ALLOW_STDIN);
- if (pin == NULL)
- return -1;
-
- if (ssh_update_card(ac, add, id, pin, lifetime, confirm)) {
- fprintf(stderr, "Card %s: %s\n",
- add ? "added" : "removed", id);
- ret = 0;
- } else {
- fprintf(stderr, "Could not %s card: %s\n",
- add ? "add" : "remove", id);
- ret = -1;
- }
- xfree(pin);
- return ret;
-}
-
-static int
-list_identities(AuthenticationConnection *ac, int do_fp)
-{
- Key *key;
- char *comment, *fp;
- int had_identities = 0;
- int version;
-
- for (version = 1; version <= 2; version++) {
- for (key = ssh_get_first_identity(ac, &comment, version);
- key != NULL;
- key = ssh_get_next_identity(ac, &comment, version)) {
- had_identities = 1;
- if (do_fp) {
- fp = key_fingerprint(key, SSH_FP_MD5,
- SSH_FP_HEX);
- printf("%d %s %s (%s)\n",
- key_size(key), fp, comment, key_type(key));
- xfree(fp);
- } else {
- if (!key_write(key, stdout))
- fprintf(stderr, "key_write failed");
- fprintf(stdout, " %s\n", comment);
- }
- key_free(key);
- xfree(comment);
- }
- }
- if (!had_identities) {
- printf("The agent has no identities.\n");
- return -1;
- }
- return 0;
-}
-
-static int
-lock_agent(AuthenticationConnection *ac, int lock)
-{
- char prompt[100], *p1, *p2;
- int passok = 1, ret = -1;
-
- strlcpy(prompt, "Enter lock password: ", sizeof(prompt));
- p1 = read_passphrase(prompt, RP_ALLOW_STDIN);
- if (lock) {
- strlcpy(prompt, "Again: ", sizeof prompt);
- p2 = read_passphrase(prompt, RP_ALLOW_STDIN);
- if (strcmp(p1, p2) != 0) {
- fprintf(stderr, "Passwords do not match.\n");
- passok = 0;
- }
- memset(p2, 0, strlen(p2));
- xfree(p2);
- }
- if (passok && ssh_lock_agent(ac, lock, p1)) {
- fprintf(stderr, "Agent %slocked.\n", lock ? "" : "un");
- ret = 0;
- } else
- fprintf(stderr, "Failed to %slock agent.\n", lock ? "" : "un");
- memset(p1, 0, strlen(p1));
- xfree(p1);
- return (ret);
-}
-
-static int
-do_file(AuthenticationConnection *ac, int deleting, char *file)
-{
- if (deleting) {
- if (delete_file(ac, file) == -1)
- return -1;
- } else {
- if (add_file(ac, file) == -1)
- return -1;
- }
- return 0;
-}
-
-static void
-usage(void)
-{
- fprintf(stderr, "Usage: %s [options] [file ...]\n", __progname);
- fprintf(stderr, "Options:\n");
- fprintf(stderr, " -l List fingerprints of all identities.\n");
- fprintf(stderr, " -L List public key parameters of all identities.\n");
- fprintf(stderr, " -d Delete identity.\n");
- fprintf(stderr, " -D Delete all identities.\n");
- fprintf(stderr, " -x Lock agent.\n");
- fprintf(stderr, " -X Unlock agent.\n");
- fprintf(stderr, " -t life Set lifetime (in seconds) when adding identities.\n");
- fprintf(stderr, " -c Require confirmation to sign using identities\n");
-#ifdef SMARTCARD
- fprintf(stderr, " -s reader Add key in smartcard reader.\n");
- fprintf(stderr, " -e reader Remove key in smartcard reader.\n");
-#endif
-}
-
-int
-main(int argc, char **argv)
-{
- extern char *optarg;
- extern int optind;
- AuthenticationConnection *ac = NULL;
- char *sc_reader_id = NULL;
- int i, ch, deleting = 0, ret = 0;
-
- /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
- sanitise_stdfd();
-
- __progname = ssh_get_progname(argv[0]);
- init_rng();
- seed_rng();
-
- SSLeay_add_all_algorithms();
-
- /* At first, get a connection to the authentication agent. */
- ac = ssh_get_authentication_connection();
- if (ac == NULL) {
- fprintf(stderr,
- "Could not open a connection to your authentication agent.\n");
- exit(2);
- }
- while ((ch = getopt(argc, argv, "lLcdDxXe:s:t:")) != -1) {
- switch (ch) {
- case 'l':
- case 'L':
- if (list_identities(ac, ch == 'l' ? 1 : 0) == -1)
- ret = 1;
- goto done;
- case 'x':
- case 'X':
- if (lock_agent(ac, ch == 'x' ? 1 : 0) == -1)
- ret = 1;
- goto done;
- case 'c':
- confirm = 1;
- break;
- case 'd':
- deleting = 1;
- break;
- case 'D':
- if (delete_all(ac) == -1)
- ret = 1;
- goto done;
- case 's':
- sc_reader_id = optarg;
- break;
- case 'e':
- deleting = 1;
- sc_reader_id = optarg;
- break;
- case 't':
- if ((lifetime = convtime(optarg)) == -1) {
- fprintf(stderr, "Invalid lifetime\n");
- ret = 1;
- goto done;
- }
- break;
- default:
- usage();
- ret = 1;
- goto done;
- }
- }
- argc -= optind;
- argv += optind;
- if (sc_reader_id != NULL) {
- if (update_card(ac, !deleting, sc_reader_id) == -1)
- ret = 1;
- goto done;
- }
- if (argc == 0) {
- char buf[MAXPATHLEN];
- struct passwd *pw;
- struct stat st;
- int count = 0;
-
- if ((pw = getpwuid(getuid())) == NULL) {
- fprintf(stderr, "No user found with uid %u\n",
- (u_int)getuid());
- ret = 1;
- goto done;
- }
-
- for (i = 0; default_files[i]; i++) {
- snprintf(buf, sizeof(buf), "%s/%s", pw->pw_dir,
- default_files[i]);
- if (stat(buf, &st) < 0)
- continue;
- if (do_file(ac, deleting, buf) == -1)
- ret = 1;
- else
- count++;
- }
- if (count == 0)
- ret = 1;
- } else {
- for (i = 0; i < argc; i++) {
- if (do_file(ac, deleting, argv[i]) == -1)
- ret = 1;
- }
- }
- clear_pass();
-
-done:
- ssh_close_authentication_connection(ac);
- return ret;
-}
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