168 lines
4.1 KiB
C
168 lines
4.1 KiB
C
/*
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* Copyright 1988 by the Massachusetts Institute of Technology.
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*
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* For copying and distribution information, please see the file
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* Copyright.MIT.
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*
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* Kerberos administration server-side subroutines
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*/
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#if 0
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#ifndef lint
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static char rcsid_kadm_server_c[] =
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"Header: /afs/athena.mit.edu/astaff/project/kerberos/src/kadmin/RCS/kadm_server.c,v 4.2 89/09/26 09:30:23 jtkohl Exp ";
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#endif lint
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#endif
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#include <string.h>
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#include <kadm.h>
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#include <kadm_err.h>
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#include "kadm_server.h"
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/*
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kadm_ser_cpw - the server side of the change_password routine
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recieves : KTEXT, {key}
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returns : CKSUM, RETCODE
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acl : caller can change only own password
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Replaces the password (i.e. des key) of the caller with that specified in key.
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Returns no actual data from the master server, since this is called by a user
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*/
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int
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kadm_ser_cpw(dat, len, ad, datout, outlen)
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u_char *dat;
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int len;
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AUTH_DAT *ad;
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u_char **datout;
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int *outlen;
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{
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unsigned long keylow, keyhigh;
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des_cblock newkey;
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int stvlen;
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/* take key off the stream, and change the database */
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if ((stvlen = stv_long(dat, &keyhigh, 0, len)) < 0)
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return(KADM_LENGTH_ERROR);
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if (stv_long(dat, &keylow, stvlen, len) < 0)
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return(KADM_LENGTH_ERROR);
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keylow = ntohl(keylow);
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keyhigh = ntohl(keyhigh);
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bcopy((char *)&keyhigh, (char *)(((long *)newkey) + 1), 4);
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bcopy((char *)&keylow, (char *)newkey, 4);
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*datout = 0;
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*outlen = 0;
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return(kadm_change(ad->pname, ad->pinst, ad->prealm, newkey));
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}
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/*
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kadm_ser_add - the server side of the add_entry routine
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recieves : KTEXT, {values}
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returns : CKSUM, RETCODE, {values}
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acl : su, sms (as alloc)
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Adds and entry containing values to the database
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returns the values of the entry, so if you leave certain fields blank you will
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be able to determine the default values they are set to
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*/
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int
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kadm_ser_add(dat,len,ad, datout, outlen)
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u_char *dat;
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int len;
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AUTH_DAT *ad;
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u_char **datout;
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int *outlen;
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{
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Kadm_vals values, retvals;
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int status;
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if ((status = stream_to_vals(dat, &values, len)) < 0)
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return(KADM_LENGTH_ERROR);
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if ((status = kadm_add_entry(ad->pname, ad->pinst, ad->prealm,
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&values, &retvals)) == KADM_DATA) {
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*outlen = vals_to_stream(&retvals,datout);
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return KADM_SUCCESS;
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} else {
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*outlen = 0;
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return status;
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}
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}
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/*
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kadm_ser_mod - the server side of the mod_entry routine
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recieves : KTEXT, {values, values}
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returns : CKSUM, RETCODE, {values}
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acl : su, sms (as register or dealloc)
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Modifies all entries corresponding to the first values so they match the
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second values.
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returns the values for the changed entries
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*/
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int
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kadm_ser_mod(dat,len,ad, datout, outlen)
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u_char *dat;
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int len;
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AUTH_DAT *ad;
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u_char **datout;
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int *outlen;
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{
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Kadm_vals vals1, vals2, retvals;
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int wh;
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int status;
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if ((wh = stream_to_vals(dat, &vals1, len)) < 0)
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return KADM_LENGTH_ERROR;
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if ((status = stream_to_vals(dat+wh,&vals2, len-wh)) < 0)
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return KADM_LENGTH_ERROR;
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if ((status = kadm_mod_entry(ad->pname, ad->pinst, ad->prealm, &vals1,
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&vals2, &retvals)) == KADM_DATA) {
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*outlen = vals_to_stream(&retvals,datout);
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return KADM_SUCCESS;
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} else {
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*outlen = 0;
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return status;
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}
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}
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/*
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kadm_ser_get
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recieves : KTEXT, {values, flags}
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returns : CKSUM, RETCODE, {count, values, values, values}
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acl : su
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gets the fields requested by flags from all entries matching values
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returns this data for each matching recipient, after a count of how many such
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matches there were
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*/
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int
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kadm_ser_get(dat,len,ad, datout, outlen)
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u_char *dat;
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int len;
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AUTH_DAT *ad;
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u_char **datout;
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int *outlen;
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{
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Kadm_vals values, retvals;
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u_char fl[FLDSZ];
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int loop,wh;
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int status;
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if ((wh = stream_to_vals(dat, &values, len)) < 0)
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return KADM_LENGTH_ERROR;
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if (wh + FLDSZ > len)
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return KADM_LENGTH_ERROR;
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for (loop=FLDSZ-1; loop>=0; loop--)
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fl[loop] = dat[wh++];
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if ((status = kadm_get_entry(ad->pname, ad->pinst, ad->prealm,
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&values, fl, &retvals)) == KADM_DATA) {
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*outlen = vals_to_stream(&retvals,datout);
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return KADM_SUCCESS;
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} else {
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*outlen = 0;
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return status;
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}
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}
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