Line data    Source code

       1             : /*
       2             :  * Copyright (c) 1997-2008 Kungliga Tekniska Högskolan
       3             :  * (Royal Institute of Technology, Stockholm, Sweden).
       4             :  * All rights reserved.
       5             :  *
       6             :  * Redistribution and use in source and binary forms, with or without
       7             :  * modification, are permitted provided that the following conditions
       8             :  * are met:
       9             :  *
      10             :  * 1. Redistributions of source code must retain the above copyright
      11             :  *    notice, this list of conditions and the following disclaimer.
      12             :  *
      13             :  * 2. Redistributions in binary form must reproduce the above copyright
      14             :  *    notice, this list of conditions and the following disclaimer in the
      15             :  *    documentation and/or other materials provided with the distribution.
      16             :  *
      17             :  * 3. Neither the name of the Institute nor the names of its contributors
      18             :  *    may be used to endorse or promote products derived from this software
      19             :  *    without specific prior written permission.
      20             :  *
      21             :  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
      22             :  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      23             :  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      24             :  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
      25             :  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      26             :  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      27             :  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28             :  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      29             :  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      30             :  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      31             :  * SUCH DAMAGE.
      32             :  */
      33             : 
      34             : #include "krb5_locl.h"
      35             : 
      36             : KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
      37     5556491 : _krb5_put_int(void *buffer, uint64_t value, size_t size)
      38             : {
      39     5556491 :     unsigned char *p = buffer;
      40      183672 :     int i;
      41    32389946 :     for (i = size - 1; i >= 0; i--) {
      42    26833455 :         p[i] = value & 0xff;
      43    26833455 :         value >>= 8;
      44             :     }
      45     5556491 :     return size;
      46             : }
      47             : 
      48             : KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
      49     9074333 : _krb5_get_int64(void *buffer, uint64_t *value, size_t size)
      50             : {
      51     9074333 :     unsigned char *p = buffer;
      52     9074333 :     uint64_t v = 0;
      53      190600 :     size_t i;
      54    45890247 :     for (i = 0; i < size; i++)
      55    36815914 :         v = (v << 8) + p[i];
      56     9074333 :     *value = v;
      57     9074333 :     return size;
      58             : }
      59             : 
      60             : KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL
      61       74989 : _krb5_get_int(void *buffer, unsigned long *value, size_t size)
      62             : {
      63        3114 :     uint64_t v64;
      64       74989 :     krb5_ssize_t bytes = _krb5_get_int64(buffer, &v64, size);
      65       74989 :     *value = v64;
      66       74989 :     return bytes;
      67             : }