| /* @(#)rpc_callmsg.c 2.1 88/07/29 4.0 RPCSRC */ |
| /* |
| * Sun RPC is a product of Sun Microsystems, Inc. and is provided for |
| * unrestricted use provided that this legend is included on all tape |
| * media and as a part of the software program in whole or part. Users |
| * may copy or modify Sun RPC without charge, but are not authorized |
| * to license or distribute it to anyone else except as part of a product or |
| * program developed by the user. |
| * |
| * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE |
| * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. |
| * |
| * Sun RPC is provided with no support and without any obligation on the |
| * part of Sun Microsystems, Inc. to assist in its use, correction, |
| * modification or enhancement. |
| * |
| * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE |
| * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC |
| * OR ANY PART THEREOF. |
| * |
| * In no event will Sun Microsystems, Inc. be liable for any lost revenue |
| * or profits or other special, indirect and consequential damages, even if |
| * Sun has been advised of the possibility of such damages. |
| * |
| * Sun Microsystems, Inc. |
| * 2550 Garcia Avenue |
| * Mountain View, California 94043 |
| */ |
| #if !defined(lint) && defined(SCCSIDS) |
| static char sccsid[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro"; |
| #endif |
| |
| /* |
| * rpc_callmsg.c |
| * |
| * Copyright (C) 1984, Sun Microsystems, Inc. |
| * |
| */ |
| |
| #include <string.h> |
| #include <sys/param.h> |
| #include <rpc/rpc.h> |
| |
| /* |
| * XDR a call message |
| */ |
| bool_t |
| xdr_callmsg (XDR *xdrs, struct rpc_msg *cmsg) |
| { |
| int32_t *buf; |
| struct opaque_auth *oa; |
| |
| if (xdrs->x_op == XDR_ENCODE) |
| { |
| if (cmsg->rm_call.cb_cred.oa_length > MAX_AUTH_BYTES) |
| { |
| return (FALSE); |
| } |
| if (cmsg->rm_call.cb_verf.oa_length > MAX_AUTH_BYTES) |
| { |
| return (FALSE); |
| } |
| buf = XDR_INLINE (xdrs, 8 * BYTES_PER_XDR_UNIT |
| + RNDUP (cmsg->rm_call.cb_cred.oa_length) |
| + 2 * BYTES_PER_XDR_UNIT |
| + RNDUP (cmsg->rm_call.cb_verf.oa_length)); |
| if (buf != NULL) |
| { |
| (void) IXDR_PUT_LONG (buf, cmsg->rm_xid); |
| (void) IXDR_PUT_ENUM (buf, cmsg->rm_direction); |
| if (cmsg->rm_direction != CALL) |
| return FALSE; |
| (void) IXDR_PUT_LONG (buf, cmsg->rm_call.cb_rpcvers); |
| if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) |
| return FALSE; |
| (void) IXDR_PUT_LONG (buf, cmsg->rm_call.cb_prog); |
| (void) IXDR_PUT_LONG (buf, cmsg->rm_call.cb_vers); |
| (void) IXDR_PUT_LONG (buf, cmsg->rm_call.cb_proc); |
| oa = &cmsg->rm_call.cb_cred; |
| (void) IXDR_PUT_ENUM (buf, oa->oa_flavor); |
| (void) IXDR_PUT_INT32 (buf, oa->oa_length); |
| if (oa->oa_length) |
| { |
| memcpy ((caddr_t) buf, oa->oa_base, oa->oa_length); |
| buf = (int32_t *) ((char *) buf + RNDUP (oa->oa_length)); |
| } |
| oa = &cmsg->rm_call.cb_verf; |
| (void) IXDR_PUT_ENUM (buf, oa->oa_flavor); |
| (void) IXDR_PUT_INT32 (buf, oa->oa_length); |
| if (oa->oa_length) |
| { |
| memcpy ((caddr_t) buf, oa->oa_base, oa->oa_length); |
| /* no real need.... |
| buf = (long *) ((char *) buf + RNDUP(oa->oa_length)); |
| */ |
| } |
| return TRUE; |
| } |
| } |
| if (xdrs->x_op == XDR_DECODE) |
| { |
| buf = XDR_INLINE (xdrs, 8 * BYTES_PER_XDR_UNIT); |
| if (buf != NULL) |
| { |
| cmsg->rm_xid = IXDR_GET_LONG (buf); |
| cmsg->rm_direction = IXDR_GET_ENUM (buf, enum msg_type); |
| if (cmsg->rm_direction != CALL) |
| { |
| return FALSE; |
| } |
| cmsg->rm_call.cb_rpcvers = IXDR_GET_LONG (buf); |
| if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) |
| { |
| return FALSE; |
| } |
| cmsg->rm_call.cb_prog = IXDR_GET_LONG (buf); |
| cmsg->rm_call.cb_vers = IXDR_GET_LONG (buf); |
| cmsg->rm_call.cb_proc = IXDR_GET_LONG (buf); |
| oa = &cmsg->rm_call.cb_cred; |
| oa->oa_flavor = IXDR_GET_ENUM (buf, enum_t); |
| oa->oa_length = IXDR_GET_INT32 (buf); |
| if (oa->oa_length) |
| { |
| if (oa->oa_length > MAX_AUTH_BYTES) |
| return FALSE; |
| if (oa->oa_base == NULL) |
| { |
| oa->oa_base = (caddr_t) |
| mem_alloc (oa->oa_length); |
| } |
| buf = XDR_INLINE (xdrs, RNDUP (oa->oa_length)); |
| if (buf == NULL) |
| { |
| if (INTUSE(xdr_opaque) (xdrs, oa->oa_base, |
| oa->oa_length) == FALSE) |
| return FALSE; |
| } |
| else |
| { |
| memcpy (oa->oa_base, (caddr_t) buf, oa->oa_length); |
| /* no real need.... |
| buf = (long *) ((char *) buf |
| + RNDUP(oa->oa_length)); |
| */ |
| } |
| } |
| oa = &cmsg->rm_call.cb_verf; |
| buf = XDR_INLINE (xdrs, 2 * BYTES_PER_XDR_UNIT); |
| if (buf == NULL) |
| { |
| if (INTUSE(xdr_enum) (xdrs, &oa->oa_flavor) == FALSE || |
| INTUSE(xdr_u_int) (xdrs, &oa->oa_length) == FALSE) |
| { |
| return FALSE; |
| } |
| } |
| else |
| { |
| oa->oa_flavor = IXDR_GET_ENUM (buf, enum_t); |
| oa->oa_length = IXDR_GET_INT32 (buf); |
| } |
| if (oa->oa_length) |
| { |
| if (oa->oa_length > MAX_AUTH_BYTES) |
| return FALSE; |
| if (oa->oa_base == NULL) |
| { |
| oa->oa_base = (caddr_t) |
| mem_alloc (oa->oa_length); |
| } |
| buf = XDR_INLINE (xdrs, RNDUP (oa->oa_length)); |
| if (buf == NULL) |
| { |
| if (INTUSE(xdr_opaque) (xdrs, oa->oa_base, |
| oa->oa_length) == FALSE) |
| return FALSE; |
| } |
| else |
| { |
| memcpy (oa->oa_base, (caddr_t) buf, oa->oa_length); |
| /* no real need... |
| buf = (long *) ((char *) buf |
| + RNDUP(oa->oa_length)); |
| */ |
| } |
| } |
| return TRUE; |
| } |
| } |
| if ( |
| INTUSE(xdr_u_long) (xdrs, &(cmsg->rm_xid)) && |
| INTUSE(xdr_enum) (xdrs, (enum_t *) & (cmsg->rm_direction)) && |
| (cmsg->rm_direction == CALL) && |
| INTUSE(xdr_u_long) (xdrs, &(cmsg->rm_call.cb_rpcvers)) && |
| (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) && |
| INTUSE(xdr_u_long) (xdrs, &(cmsg->rm_call.cb_prog)) && |
| INTUSE(xdr_u_long) (xdrs, &(cmsg->rm_call.cb_vers)) && |
| INTUSE(xdr_u_long) (xdrs, &(cmsg->rm_call.cb_proc)) && |
| INTUSE(xdr_opaque_auth) (xdrs, &(cmsg->rm_call.cb_cred))) |
| return INTUSE(xdr_opaque_auth) (xdrs, &(cmsg->rm_call.cb_verf)); |
| return FALSE; |
| } |
| INTDEF(xdr_callmsg) |