[moira.git] / server / mr_sauth.c

/*
 *	$Source$
 *	$Author$
 *	$Header$
 *
 *	Copyright (C) 1987 by the Massachusetts Institute of Technology
 *
 */

#ifndef lint
static char *rcsid_sms_sauth_c = "$Header$";
#endif lint

extern int krb_err_base;
#include <strings.h>
#include "sms_server.h"

extern char buf1[];
extern char *whoami;
extern char *malloc();

/*
 * Handle a SMS_AUTH RPC request.
 *
 * argv[0] is a kerberos authenticator.  Decompose it, and if
 * successful, store the name the user authenticated to in 
 * cl->cl_name.
 */

void
do_auth(cl)
	client *cl;
{
	KTEXT_ST auth;
	AUTH_DAT ad;
	int status;
	char buf[REALM_SZ+INST_SZ+ANAME_SZ];
	extern int krb_err_base;
	static char *unknown = "???";
	
	if (cl->clname) {
		free(cl->clname);
		cl->clname = 0;
		cl->users_id = 0;
		bzero(&cl->kname, sizeof(cl->kname));
	}
	if (cl->entity && cl->entity != unknown) {
		free(cl->entity);
		cl->entity = 0;
	}
	
	auth.length = cl->args->sms_argl[0];
	bcopy(cl->args->sms_argv[0], (char *)auth.dat, auth.length);
	auth.mbz = 0;
	
	if ((status = krb_rd_req (&auth, "sms", "sms", cl->haddr.sin_addr,
				 &ad, "")) != KSUCCESS) {
		status += krb_err_base;
		cl->reply.sms_status = status;
		if (log_flags & LOG_RES)
			com_err(whoami, status, "(authentication failed)");
		return;
	}
	bcopy(ad.pname, cl->kname.name, ANAME_SZ);
	bcopy(ad.pinst, cl->kname.inst, INST_SZ);
	bcopy(ad.prealm, cl->kname.realm, REALM_SZ);
	
	(void) strcpy(buf, ad.pname);
	if(ad.pinst[0]) {
		(void) strcat(buf, ".");
		(void) strcat(buf, ad.pinst);
	}
	(void) strcat(buf, "@");
	(void) strcat(buf, ad.prealm);
	if (cl->clname) free((char *)cl->clname);
	
	cl->clname = (char *)malloc((unsigned)(strlen(buf)+1));
	(void) strcpy(cl->clname, buf);
	bzero(&ad, sizeof(ad));	/* Clean up session key, etc. */

	cl->users_id = get_users_id(cl->kname.name);

	if (cl->args->sms_version_no == SMS_VERSION_2) {
	    unsigned len = strlen(cl->args->sms_argv[1]) + 1;

	    cl->entity = (char *)malloc(len);
	    bcopy(cl->args->sms_argv[1], cl->entity, len+1);
	} else {
	    cl->entity = unknown;
	}

	if (log_flags & LOG_RES)
	    com_err(whoami, 0, "Authenticated to %s using %s, id %d",
		    cl->clname, cl->entity, cl->users_id);
	if (cl->users_id == 0)
	  cl->reply.sms_status = SMS_USER_AUTH;
}
Commit	Line	Data
a3cf6921	1	/*
	2	* $Source$
	3	* $Author$
	4	* $Header$
	5	*
	6	* Copyright (C) 1987 by the Massachusetts Institute of Technology
	7	*
a3cf6921	8	*/
	9
	10	#ifndef lint
	11	static char *rcsid_sms_sauth_c = "$Header$";
	12	#endif lint
	13
	14	extern int krb_err_base;
a3cf6921	15	#include <strings.h>
a3cf6921	16	#include "sms_server.h"
	17
	18	extern char buf1[];
	19	extern char *whoami;
	20	extern char *malloc();
	21
	22	/*
	23	* Handle a SMS_AUTH RPC request.
	24	*
	25	* argv[0] is a kerberos authenticator. Decompose it, and if
	26	* successful, store the name the user authenticated to in
	27	* cl->cl_name.
	28	*/
	29
	30	void
	31	do_auth(cl)
	32	client *cl;
	33	{
	34	KTEXT_ST auth;
	35	AUTH_DAT ad;
	36	int status;
	37	char buf[REALM_SZ+INST_SZ+ANAME_SZ];
	38	extern int krb_err_base;
90021a6f	39	static char *unknown = "???";
a3cf6921	40
23e476e8	41	if (cl->clname) {
	42	free(cl->clname);
	43	cl->clname = 0;
90021a6f	44	cl->users_id = 0;
23e476e8	45	bzero(&cl->kname, sizeof(cl->kname));
23e476e8	46	}
90021a6f	47	if (cl->entity && cl->entity != unknown) {
	48	free(cl->entity);
	49	cl->entity = 0;
	50	}
23e476e8	51
a3cf6921	52	auth.length = cl->args->sms_argl[0];
	53	bcopy(cl->args->sms_argv[0], (char *)auth.dat, auth.length);
	54	auth.mbz = 0;
	55
90021a6f	56	if ((status = krb_rd_req (&auth, "sms", "sms", cl->haddr.sin_addr,
a3cf6921	57	&ad, "")) != KSUCCESS) {
	58	status += krb_err_base;
	59	cl->reply.sms_status = status;
060e9c63	60	if (log_flags & LOG_RES)
060e9c63	61	com_err(whoami, status, "(authentication failed)");
a3cf6921	62	return;
a3cf6921	63	}
8a36ddfe	64	bcopy(ad.pname, cl->kname.name, ANAME_SZ);
	65	bcopy(ad.pinst, cl->kname.inst, INST_SZ);
	66	bcopy(ad.prealm, cl->kname.realm, REALM_SZ);
	67
a3cf6921	68	(void) strcpy(buf, ad.pname);
	69	if(ad.pinst[0]) {
	70	(void) strcat(buf, ".");
	71	(void) strcat(buf, ad.pinst);
	72	}
	73	(void) strcat(buf, "@");
	74	(void) strcat(buf, ad.prealm);
	75	if (cl->clname) free((char *)cl->clname);
	76
	77	cl->clname = (char *)malloc((unsigned)(strlen(buf)+1));
	78	(void) strcpy(cl->clname, buf);
23e476e8	79	bzero(&ad, sizeof(ad)); /* Clean up session key, etc. */
90021a6f	80
	81	cl->users_id = get_users_id(cl->kname.name);
	82
	83	if (cl->args->sms_version_no == SMS_VERSION_2) {
	84	unsigned len = strlen(cl->args->sms_argv[1]) + 1;
	85
	86	cl->entity = (char *)malloc(len);
	87	bcopy(cl->args->sms_argv[1], cl->entity, len+1);
	88	} else {
	89	cl->entity = unknown;
060e9c63	90	}
90021a6f	91
	92	if (log_flags & LOG_RES)
	93	com_err(whoami, 0, "Authenticated to %s using %s, id %d",
	94	cl->clname, cl->entity, cl->users_id);
054523f7	95	if (cl->users_id == 0)
054523f7	96	cl->reply.sms_status = SMS_USER_AUTH;
a3cf6921	97	}