src/rxkad/rxkad_prototypes.h

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 #ifndef _RXKAD_PROTOTYPES_H
  11 #define _RXKAD_PROTOTYPES_H
  12
  13 /* till the typedefs are moved elsewhere */
  14 #include "fcrypt.h"
  15 #include "rx/rx.h"
  16
  17 #include <hcrypto/des.h>
  18
  19 /* crypt_conn.c */
  20 extern afs_int32 rxkad_DecryptPacket(const struct rx_connection *conn,
  21                                      const fc_KeySchedule * schedule,
  22                                      const fc_InitializationVector * ivec,
  23                                      const int len, struct rx_packet *packet);
  24 extern afs_int32 rxkad_EncryptPacket(const struct rx_connection *conn,
  25                                      const fc_KeySchedule * schedule,
  26                                      const fc_InitializationVector * ivec,
  27                                      const int len, struct rx_packet *packet);
  28
  29
  30 /* fcrypt.c */
  31 extern int fc_keysched(struct ktc_encryptionKey *key,
  32                        fc_KeySchedule schedule);
  33 extern afs_int32 fc_ecb_encrypt(void * clear, void * cipher,
  34                                 const fc_KeySchedule schedule, int encrypt);
  35 extern afs_int32 fc_cbc_encrypt(void *input, void *output, afs_int32 length,
  36                                 const fc_KeySchedule key, afs_uint32 * iv,
  37                                 int encrypt);
  38
  39 /* rxkad_client.c */
  40 extern int rxkad_AllocCID(struct rx_securityClass *aobj,
  41                           struct rx_connection *aconn);
  42 extern struct rx_securityClass *rxkad_NewClientSecurityObject(rxkad_level
  43                                                               level, struct
  44                                                               ktc_encryptionKey
  45                                                               *sessionkey,
  46                                                               afs_int32 kvno,
  47                                                               int ticketLen,
  48                                                               char *ticket);
  49 extern int rxkad_GetResponse(struct rx_securityClass *aobj,
  50                              struct rx_connection *aconn,
  51                              struct rx_packet *apacket);
  52 extern void rxkad_ResetState(void);
  53
  54 /* rxkad_common.c */
  55 struct rxkad_endpoint;
  56 extern int rxkad_SetupEndpoint(struct rx_connection *aconnp,
  57                                struct rxkad_endpoint *aendpointp);
  58 struct rxkad_v2ChallengeResponse;
  59 extern afs_uint32 rxkad_CksumChallengeResponse(struct
  60                                                rxkad_v2ChallengeResponse
  61                                                *v2r);
  62 extern int rxkad_DeriveXORInfo(struct rx_connection *aconnp,
  63                                fc_KeySchedule * aschedule, char *aivec,
  64                                char *aresult);
  65 extern void rxkad_SetLevel(struct rx_connection *conn, rxkad_level level);
  66 extern int rxkad_Close(struct rx_securityClass *aobj);
  67 extern int rxkad_NewConnection(struct rx_securityClass *aobj,
  68                                struct rx_connection *aconn);
  69 extern int rxkad_DestroyConnection(struct rx_securityClass *aobj,
  70                                    struct rx_connection *aconn);
  71 extern int rxkad_CheckPacket(struct rx_securityClass *aobj,
  72                              struct rx_call *acall,
  73                              struct rx_packet *apacket);
  74 extern int rxkad_PreparePacket(struct rx_securityClass *aobj,
  75                                struct rx_call *acall,
  76                                struct rx_packet *apacket);
  77 extern int rxkad_GetStats(struct rx_securityClass *aobj,
  78                           struct rx_connection *aconn,
  79                           struct rx_securityObjectStats *astats);
  80 extern rxkad_level rxkad_StringToLevel(char *string);
  81 extern char *rxkad_LevelToString(rxkad_level level);
  82
  83 extern void rxkad_global_stats_init(void);
  84
  85 /* rxkad_errs.c */
  86
  87 /* rxkad_server.c */
  88 extern struct rx_securityClass *rxkad_NewServerSecurityObject(rxkad_level
  89                                                               level, void
  90                                                               *get_key_rock,
  91                                                               int (*get_key)
  92
  93
  94
  95                                                               (void
  96                                                                *get_key_rock,
  97                                                                int kvno,
  98                                                                struct
  99                                                                ktc_encryptionKey
 100                                                                * serverKey),
 101                                                               int (*user_ok)
 102
 103
 104
 105                                                               (char *name,
 106                                                                char
 107                                                                *instance,
 108                                                                char *cell,
 109                                                                afs_int32
 110                                                                kvno));
 111 extern int rxkad_CheckAuthentication(struct rx_securityClass *aobj,
 112                                      struct rx_connection *aconn);
 113 extern int rxkad_CreateChallenge(struct rx_securityClass *aobj,
 114                                  struct rx_connection *aconn);
 115 extern int rxkad_GetChallenge(struct rx_securityClass *aobj,
 116                               struct rx_connection *aconn,
 117                               struct rx_packet *apacket);
 118 extern int rxkad_CheckResponse(struct rx_securityClass *aobj,
 119                                struct rx_connection *aconn,
 120                                struct rx_packet *apacket);
 121 extern afs_int32 rxkad_GetServerInfo(struct rx_connection *aconn,
 122                                      rxkad_level * level,
 123                                      afs_uint32 * expiration, char *name,
 124                                      char *instance, char *cell,
 125                                      afs_int32 * kvno);
 126 extern afs_int32 rxkad_SetConfiguration(struct rx_securityClass *aobj,
 127                                         struct rx_connection *aconn,
 128                                         rx_securityConfigVariables atype,
 129                                         void * avalue, void **aresult);
 130
 131 /* ticket.c */
 132 extern int tkt_DecodeTicket(char *asecret, afs_int32 ticketLen,
 133                             struct ktc_encryptionKey *key, char *name,
 134                             char *inst, char *cell, struct ktc_encryptionKey *sessionKey,
 135                             afs_int32 * host, afs_uint32 * start,
 136                             afs_uint32 * end);
 137 extern int tkt_MakeTicket(char *ticket, int *ticketLen,
 138                           struct ktc_encryptionKey *key, char *name,
 139                           char *inst, char *cell, afs_uint32 start,
 140                           afs_uint32 end,
 141                           struct ktc_encryptionKey *sessionKey,
 142                           afs_uint32 host, char *sname, char *sinst);
 143 extern int tkt_CheckTimes(afs_uint32 start, afs_uint32 end, afs_uint32 now);
 144 extern afs_int32 ktohl(char flags, afs_int32 l);
 145 extern afs_uint32 life_to_time(afs_uint32 start, unsigned char life);
 146 extern unsigned char time_to_life(afs_uint32 start, afs_uint32 end);
 147
 148 /* crc.c */
 149 extern void _rxkad_crc_init_table(void);
 150 extern afs_uint32 _rxkad_crc_update(const char *p, size_t len, afs_uint32 res);
 151
 152 /* ticket5.c */
 153 extern int tkt_DecodeTicket5(char *ticket, afs_int32 ticket_len,
 154                              int (*get_key) (void *, int,
 155                                              struct ktc_encryptionKey *),
 156                              char *get_key_rock, int serv_kvno, char *name,
 157                              char *inst, char *cell, struct ktc_encryptionKey *session_key,
 158                              afs_int32 * host, afs_uint32 * start,
 159                              afs_uint32 * end, afs_int32 disableDotCheck);
 160
 161 static_inline DES_cblock *
 162 ktc_to_cblock(struct ktc_encryptionKey *key) {
 163     return (DES_cblock *)key;
 164 }
 165
 166 static_inline char *
 167 ktc_to_charptr(struct ktc_encryptionKey *key) {
 168     return (char *)key;
 169 }
 170
 171
 172 static_inline DES_cblock *
 173 ktc_to_cblockptr(struct ktc_encryptionKey *key) {
 174     return (DES_cblock *)key;
 175 }
 176
 177 #if 0
 178 static_inline unsigned char *
 179 cblockptr_to_cblock(DES_cblock *key) {
 180     return (unsigned char *)key;
 181 }
 182 #endif
 183
 184 static_inline DES_cblock *
 185 charptr_to_cblock(char *key) {
 186     return (DES_cblock *)key;
 187 }
 188
 189 static_inline DES_cblock *
 190 charptr_to_cblockptr(char *key) {
 191     return (DES_cblock *)key;
 192 }
 193
 194 #endif