1/* |
2 * Copyright (c) 1997 - 2002 Kungliga Tekniska H�gskolan |
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 --- 16 unchanged lines hidden (view full) --- 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" |
35RCSID("$Id: convert_creds.c,v 1.26 2003/03/18 03:11:16 lha Exp $"); |
36 |
37#include "krb5-v4compat.h" 38 |
39static krb5_error_code 40check_ticket_flags(TicketFlags f) 41{ 42 return 0; /* maybe add some more tests here? */ 43} 44 45/* include this here, to avoid dependencies on libkrb */ 46 |
47static const int _tkt_lifetimes[TKTLIFENUMFIXED] = { 48 38400, 41055, 43894, 46929, 50174, 53643, 57352, 61318, 49 65558, 70091, 74937, 80119, 85658, 91581, 97914, 104684, 50 111922, 119661, 127935, 136781, 146239, 156350, 167161, 178720, 51 191077, 204289, 218415, 233517, 249664, 266926, 285383, 305116, 52 326213, 348769, 372885, 398668, 426234, 455705, 487215, 520904, 53 556921, 595430, 636601, 680618, 727680, 777995, 831789, 889303, 54 950794, 1016537, 1086825, 1161973, 1242318, 1328218, 1420057, 1518247, 55 1623226, 1735464, 1855462, 1983758, 2120925, 2267576, 2424367, 2592000 56}; 57 |
58int 59_krb5_krb_time_to_life(time_t start, time_t end) |
60{ 61 int i; 62 time_t life = end - start; 63 64 if (life > MAXTKTLIFETIME || life <= 0) 65 return 0; 66#if 0 67 if (krb_no_long_lifetimes) --- 6 unchanged lines hidden (view full) --- 74 return (life + 5*60 - 1)/(5*60); 75 for (i=0; i<TKTLIFENUMFIXED; i++) 76 if (life <= _tkt_lifetimes[i]) 77 return i + TKTLIFEMINFIXED; 78 return 0; 79 80} 81 |
82time_t 83_krb5_krb_life_to_time(int start, int life_) 84{ 85 unsigned char life = (unsigned char) life_; 86 87#if 0 88 if (krb_no_long_lifetimes) 89 return start + life*5*60; 90#endif 91 92 if (life == TKTLIFENOEXPIRE) 93 return NEVERDATE; 94 if (life < TKTLIFEMINFIXED) 95 return start + life*5*60; 96 if (life > TKTLIFEMAXFIXED) 97 return start + MAXTKTLIFETIME; 98 return start + _tkt_lifetimes[life - TKTLIFEMINFIXED]; 99} 100 101 |
102/* Convert the v5 credentials in `in_cred' to v4-dito in `v4creds'. 103 * This is done by sending them to the 524 function in the KDC. If 104 * `in_cred' doesn't contain a DES session key, then a new one is 105 * gotten from the KDC and stored in the cred cache `ccache'. 106 */ 107 108krb5_error_code 109krb524_convert_creds_kdc(krb5_context context, --- 54 unchanged lines hidden (view full) --- 164 ret = krb5_524_conv_principal(context, 165 v5_creds->server, 166 v4creds->service, 167 v4creds->instance, 168 v4creds->realm); 169 if(ret) 170 goto out; 171 v4creds->issue_date = v5_creds->times.starttime; |
172 v4creds->lifetime = _krb5_krb_time_to_life(v4creds->issue_date, 173 v5_creds->times.endtime); |
174 ret = krb5_524_conv_principal(context, v5_creds->client, 175 v4creds->pname, 176 v4creds->pinst, 177 realm); 178 if(ret) 179 goto out; 180 memcpy(v4creds->session, v5_creds->session.keyvalue.data, 8); 181 } else { --- 55 unchanged lines hidden --- |