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Annotation of embedaddon/sudo/plugins/sudoers/auth/securid.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (c) 1999-2005, 2007, 2010-2011
        !             3:  *     Todd C. Miller <Todd.Miller@courtesan.com>
        !             4:  *
        !             5:  * Permission to use, copy, modify, and distribute this software for any
        !             6:  * purpose with or without fee is hereby granted, provided that the above
        !             7:  * copyright notice and this permission notice appear in all copies.
        !             8:  *
        !             9:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            10:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            11:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            12:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            13:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            14:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            15:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            16:  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
        !            17:  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
        !            18:  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            19:  *
        !            20:  * Sponsored in part by the Defense Advanced Research Projects
        !            21:  * Agency (DARPA) and Air Force Research Laboratory, Air Force
        !            22:  * Materiel Command, USAF, under agreement number F39502-99-1-0512.
        !            23:  */
        !            24: 
        !            25: #include <config.h>
        !            26: 
        !            27: #include <sys/types.h>
        !            28: #include <sys/param.h>
        !            29: #include <stdio.h>
        !            30: #ifdef STDC_HEADERS
        !            31: # include <stdlib.h>
        !            32: # include <stddef.h>
        !            33: #else
        !            34: # ifdef HAVE_STDLIB_H
        !            35: #  include <stdlib.h>
        !            36: # endif
        !            37: #endif /* STDC_HEADERS */
        !            38: #ifdef HAVE_STRING_H
        !            39: # include <string.h>
        !            40: #endif /* HAVE_STRING_H */
        !            41: #ifdef HAVE_STRINGS_H
        !            42: # include <strings.h>
        !            43: #endif /* HAVE_STRINGS_H */
        !            44: #ifdef HAVE_UNISTD_H
        !            45: # include <unistd.h>
        !            46: #endif /* HAVE_UNISTD_H */
        !            47: #include <pwd.h>
        !            48: 
        !            49: #include <sdi_athd.h>
        !            50: #include <sdconf.h>
        !            51: #include <sdacmvls.h>
        !            52: 
        !            53: #include "sudoers.h"
        !            54: #include "sudo_auth.h"
        !            55: 
        !            56: union config_record configure;
        !            57: 
        !            58: int
        !            59: securid_init(struct passwd *pw, sudo_auth *auth)
        !            60: {
        !            61:     static struct SD_CLIENT sd_dat;            /* SecurID data block */
        !            62: 
        !            63:     auth->data = (void *) &sd_dat;             /* For method-specific data */
        !            64: 
        !            65:     if (creadcfg() == 0)
        !            66:        return AUTH_SUCCESS;
        !            67:     else
        !            68:        return AUTH_FATAL;
        !            69: }
        !            70: 
        !            71: int
        !            72: securid_setup(struct passwd *pw, char **promptp, sudo_auth *auth)
        !            73: {
        !            74:     struct SD_CLIENT *sd = (struct SD_CLIENT *) auth->data;
        !            75: 
        !            76:     /* Re-initialize SecurID every time. */
        !            77:     if (sd_init(sd) == 0) {
        !            78:        /* The programmer's guide says username is 32 bytes */
        !            79:        strlcpy(sd->username, pw->pw_name, 32);
        !            80:        return AUTH_SUCCESS;
        !            81:     } else {
        !            82:        warningx(_("unable to contact the SecurID server"));
        !            83:        return AUTH_FATAL;
        !            84:     }
        !            85: }
        !            86: 
        !            87: int
        !            88: securid_verify(struct passwd *pw, char *pass, sudo_auth *auth)
        !            89: {
        !            90:     struct SD_CLIENT *sd = (struct SD_CLIENT *) auth->data;
        !            91:     int rval;
        !            92: 
        !            93:     rval = sd_auth(sd);
        !            94:     sd_close();
        !            95:     if (rval == ACM_OK)
        !            96:        return AUTH_SUCCESS;
        !            97:     else
        !            98:        return AUTH_FAILURE;
        !            99: }