libsmbfs/smb/ui-sun.c

4bff34e37def8a90f9194d81bc345c52ba20086athurlow/*
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Copyright (c) 2001 Apple Computer, Inc. All rights reserved.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * @APPLE_LICENSE_HEADER_START@
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Reserved.  This file contains Original Code and/or Modifications of
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Original Code as defined in and that are subject to the Apple Public
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Source License Version 1.0 (the 'License').  You may not use this file
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * except in compliance with the License.  Please obtain a copy of the
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * License at http://www.apple.com/publicsource and read it before using
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * this file.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * The Original Code and all software distributed under the License are
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * License for the specific language governing rights and limitations
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * under the License."
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * @APPLE_LICENSE_HEADER_END@
4bff34e37def8a90f9194d81bc345c52ba20086athurlow */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow/*
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Routines for interacting with the user to get credentials
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * (workgroup/domain, username, password, etc.)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <stdlib.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <stdio.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <string.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <errno.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <unistd.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <libintl.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <ctype.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <netsmb/smb_lib.h>
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross#include "private.h"
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross#include "ntlm.h"
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross#if 0 /* not yet */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#define MAXLINE     127
4bff34e37def8a90f9194d81bc345c52ba20086athurlowstatic void
4bff34e37def8a90f9194d81bc345c52ba20086athurlowsmb_tty_prompt(char *prmpt,
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    char *buf, size_t buflen)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow{
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    char temp[MAXLINE+1];
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    char *cp;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    int ch;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    memset(temp, 0, sizeof (temp));
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    fprintf(stderr, "%s", prmpt);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    cp = temp;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    while ((ch = getc(stdin)) != EOF) {
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        if (ch == '\n' || ch == '\r')
4bff34e37def8a90f9194d81bc345c52ba20086athurlow            break;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        if (isspace(ch) || iscntrl(ch))
4bff34e37def8a90f9194d81bc345c52ba20086athurlow            continue;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        *cp++ = ch;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        if (cp == &temp[MAXLINE])
4bff34e37def8a90f9194d81bc345c52ba20086athurlow            break;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    }
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    /* If input empty, accept default. */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    if (cp == temp)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        return;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    /* Use input as new value. */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    strncpy(buf, temp, buflen);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow}
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross#endif /* not yet */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross/*
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross * Prompt for a new password after auth. failure.
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross * (and maybe new user+domain, but not yet)
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross */
4bff34e37def8a90f9194d81bc345c52ba20086athurlowint
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Rosssmb_get_authentication(struct smb_ctx *ctx)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow{
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    char *npw;
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    int err;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    /*
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross     * If we're getting a password, we must be doing
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross     * some kind of NTLM, possibly after a failure to
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross     * authenticate using Kerberos.  Turn off krb5.
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross     */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    ctx->ct_authflags &= ~SMB_AT_KRB5;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    if (ctx->ct_flags & SMBCF_KCFOUND) {
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        /* Tried a keychain hash and failed. */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        /* XXX: delete the KC entry? */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        ctx->ct_flags |= SMBCF_KCBAD;
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    }
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    if (ctx->ct_flags & SMBCF_NOPWD)
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        return (ENOTTY);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    if (isatty(STDIN_FILENO)) {
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        /* Need command-line prompting. */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        npw = getpassphrase(dgettext(TEXT_DOMAIN, "Password:"));
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        if (npw == NULL)
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross            return (EINTR);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        memset(ctx->ct_password, 0, sizeof (ctx->ct_password));
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        strlcpy(ctx->ct_password, npw, sizeof (ctx->ct_password));
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    } else {
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        /*
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross         * XXX: Ask the user for help, possibly via
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross         * GNOME dbus or some such... (todo).
4bff34e37def8a90f9194d81bc345c52ba20086athurlow         */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        smb_error(dgettext(TEXT_DOMAIN,
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    "Cannot prompt for a password when input is redirected."), 0);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        return (ENOTTY);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    }
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    /*
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross     * Recompute the password hashes.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow     */
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    if (ctx->ct_password[0]) {
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        err = ntlm_compute_lm_hash(ctx->ct_lmhash, ctx->ct_password);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        if (err != 0)
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross            return (err);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        err = ntlm_compute_nt_hash(ctx->ct_nthash, ctx->ct_password);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross        if (err != 0)
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross            return (err);
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    }
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    return (0);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow}
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross/*ARGSUSED*/
4bff34e37def8a90f9194d81bc345c52ba20086athurlowint
4bff34e37def8a90f9194d81bc345c52ba20086athurlowsmb_browse(struct smb_ctx *ctx, int anon)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow{
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    /*
4bff34e37def8a90f9194d81bc345c52ba20086athurlow     * Let user pick a share.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow     * Not supported.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow     */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    return (EINTR);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow}