diff options
Diffstat (limited to 'crypto/heimdal/appl/rsh/common.c')
| -rw-r--r-- | crypto/heimdal/appl/rsh/common.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/crypto/heimdal/appl/rsh/common.c b/crypto/heimdal/appl/rsh/common.c deleted file mode 100644 index 6614137cf6952..0000000000000 --- a/crypto/heimdal/appl/rsh/common.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * Copyright (c) 1997 - 1999 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * 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. - * - * 3. Neither the name of the Institute nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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 "rsh_locl.h" -RCSID("$Id: common.c,v 1.12 1999/12/02 17:04:56 joda Exp $"); - -ssize_t -do_read (int fd, - void *buf, - size_t sz) -{ - int ret; - - if (do_encrypt) { -#ifdef KRB4 - if (auth_method == AUTH_KRB4) { - return des_enc_read (fd, buf, sz, schedule, &iv); - } else -#endif /* KRB4 */ - if(auth_method == AUTH_KRB5) { - u_int32_t len, outer_len; - int status; - krb5_data data; - void *edata; - - ret = krb5_net_read (context, &fd, &len, 4); - if (ret <= 0) - return ret; - len = ntohl(len); - if (len > sz) - abort (); - outer_len = krb5_get_wrapped_length (context, crypto, len); - edata = malloc (outer_len); - if (edata == NULL) - errx (1, "malloc: cannot allocate %u bytes", outer_len); - ret = krb5_net_read (context, &fd, edata, outer_len); - if (ret <= 0) - return ret; - - status = krb5_decrypt(context, crypto, KRB5_KU_OTHER_ENCRYPTED, - edata, outer_len, &data); - free (edata); - - if (status) - errx (1, "%s", krb5_get_err_text (context, status)); - memcpy (buf, data.data, len); - krb5_data_free (&data); - return len; - } else { - abort (); - } - } else - return read (fd, buf, sz); -} - -ssize_t -do_write (int fd, void *buf, size_t sz) -{ - if (do_encrypt) { -#ifdef KRB4 - if(auth_method == AUTH_KRB4) { - return des_enc_write (fd, buf, sz, schedule, &iv); - } else -#endif /* KRB4 */ - if(auth_method == AUTH_KRB5) { - krb5_error_code status; - krb5_data data; - u_int32_t len; - int ret; - - status = krb5_encrypt(context, crypto, KRB5_KU_OTHER_ENCRYPTED, - buf, sz, &data); - - if (status) - errx (1, "%s", krb5_get_err_text(context, status)); - - assert (krb5_get_wrapped_length (context, crypto, - sz) == data.length); - - len = htonl(sz); - ret = krb5_net_write (context, &fd, &len, 4); - if (ret != 4) - return ret; - ret = krb5_net_write (context, &fd, data.data, data.length); - if (ret != data.length) - return ret; - free (data.data); - return sz; - } else { - abort(); - } - } else - return write (fd, buf, sz); -} |