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- /*
- decode_yppasswd.c
-
- RPC yppasswd.
-
- Totally untested, i don't run YP. Let me know if this works. :-)
-
- Copyright (c) 2000 Dug Song <dugsong@monkey.org>
-
- $Id: decode_yppasswd.c,v 1.2 2000/05/17 08:12:56 dugsong Exp $
- */
-
- #include <sys/types.h>
- #include <sys/param.h>
- #include <rpc/rpc.h>
- #include <rpcsvc/yppasswd.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include "rpc.h"
- #include "decode.h"
-
- /* XXX - <rpcsvc/yppasswd.x> varies on different systems :-( */
-
- struct my_passwd {
- char *pw_name;
- char *pw_passwd;
- int pw_uid;
- int pw_gid;
- char *pw_gecos;
- char *pw_dir;
- char *pw_shell;
- };
-
- struct my_yppasswd {
- char *oldpass;
- struct my_passwd newpw;
- };
-
- static bool_t
- xdr_my_passwd(XDR *xdrs, struct my_passwd *objp)
- {
- if (xdr_string(xdrs, &objp->pw_name, ~0) &&
- xdr_string(xdrs, &objp->pw_passwd, ~0) &&
- xdr_int(xdrs, &objp->pw_uid) &&
- xdr_int(xdrs, &objp->pw_gid) &&
- xdr_string(xdrs, &objp->pw_gecos, ~0) &&
- xdr_string(xdrs, &objp->pw_dir, ~0) &&
- xdr_string(xdrs, &objp->pw_shell, ~0))
- return (TRUE);
-
- return (FALSE);
- }
-
- static bool_t
- xdr_my_yppasswd(XDR *xdrs, struct my_yppasswd *objp)
- {
- if (xdr_string(xdrs, &objp->oldpass, ~0) &&
- xdr_my_passwd(xdrs, &objp->newpw))
- return (TRUE);
-
- return (FALSE);
- }
-
- int
- decode_yppasswd(u_char *buf, int len)
- {
- struct rpc_msg msg;
- struct my_yppasswd yp;
- XDR xdrs;
- int hdrlen;
-
- memset(&msg, 0, sizeof(msg));
-
- if ((hdrlen = rpc_decode(buf, len, &msg)) == 0)
- return (0);
-
- if (msg.rm_direction == CALL &&
- msg.rm_call.cb_prog == YPPASSWDPROG &&
- msg.rm_call.cb_proc == YPPASSWDPROC_UPDATE) {
- xdrmem_create(&xdrs, buf + hdrlen, len - hdrlen, XDR_DECODE);
- if (!xdr_my_yppasswd(&xdrs, &yp)) {
- xdr_destroy(&xdrs);
- return (0);
- }
- snprintf(Buf, sizeof(Buf),
- "%s\n%s:%s:%d:%d:%s:%s:%s\n",
- yp.oldpass, yp.newpw.pw_name, yp.newpw.pw_passwd,
- yp.newpw.pw_uid, yp.newpw.pw_gid, yp.newpw.pw_gecos,
- yp.newpw.pw_dir, yp.newpw.pw_shell);
-
- return (strlen(Buf));
- }
- return (0);
- }
-