diff options
Diffstat (limited to 'src/lib/rpc/rpc_callmsg.c')
| -rw-r--r-- | src/lib/rpc/rpc_callmsg.c | 194 | 
1 files changed, 194 insertions, 0 deletions
| diff --git a/src/lib/rpc/rpc_callmsg.c b/src/lib/rpc/rpc_callmsg.c new file mode 100644 index 000000000000..6752524e5bb8 --- /dev/null +++ b/src/lib/rpc/rpc_callmsg.c @@ -0,0 +1,194 @@ +/* @(#)rpc_callmsg.c	2.1 88/07/29 4.0 RPCSRC */ +/* + * Copyright (c) 2010, Oracle America, Inc. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + *     * Redistributions of source code must retain the above copyright + *       notice, this list of conditions and the following disclaimer. + * + *     * Redistributions in binary form must reproduce the above copyright + *       notice, this list of conditions and the following disclaimer in + *       the documentation and/or other materials provided with the + *       distribution. + * + *     * Neither the name of the "Oracle America, Inc." nor the names of + *       its contributors may be used to endorse or promote products + *       derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#if !defined(lint) && defined(SCCSIDS) +static char sccsid[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro"; +#endif + +/* + * rpc_callmsg.c + */ + +#include <sys/param.h> +#include <string.h> +#include <gssrpc/rpc.h> + +/* + * XDR a call message + */ +bool_t +xdr_callmsg(register XDR *xdrs, register struct rpc_msg *cmsg) +{ +	register rpc_inline_t *buf; +	register 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 = (rpc_inline_t *) XDR_INLINE(xdrs, (int) ( +		        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) { +			IXDR_PUT_LONG(buf, cmsg->rm_xid); +			IXDR_PUT_ENUM(buf, cmsg->rm_direction); +			if (cmsg->rm_direction != CALL) { +				return (FALSE); +			} +			IXDR_PUT_LONG(buf, cmsg->rm_call.cb_rpcvers); +			if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) { +				return (FALSE); +			} +			IXDR_PUT_LONG(buf, cmsg->rm_call.cb_prog); +			IXDR_PUT_LONG(buf, cmsg->rm_call.cb_vers); +			IXDR_PUT_LONG(buf, cmsg->rm_call.cb_proc); +			oa = &cmsg->rm_call.cb_cred; +			IXDR_PUT_ENUM(buf, oa->oa_flavor); +			IXDR_PUT_LONG(buf, oa->oa_length); +			if (oa->oa_length) { +				memmove((caddr_t)buf, oa->oa_base, +					oa->oa_length); +				buf += RNDUP(oa->oa_length) / BYTES_PER_XDR_UNIT; +			} +			oa = &cmsg->rm_call.cb_verf; +			IXDR_PUT_ENUM(buf, oa->oa_flavor); +			IXDR_PUT_LONG(buf, oa->oa_length); +			if (oa->oa_length) { +				memmove((caddr_t)buf, oa->oa_base, +					oa->oa_length); +				/* no real need.... +				buf += RNDUP(oa->oa_length) / BYTES_PER_XDR_UNIT; +				*/ +			} +			return (TRUE); +		} +	} +	if (xdrs->x_op == XDR_DECODE) { +		buf = (rpc_inline_t *) 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_LONG(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 = (rpc_inline_t *) +				   XDR_INLINE(xdrs, (int)RNDUP(oa->oa_length)); +				if (buf == NULL) { +					if (xdr_opaque(xdrs, oa->oa_base, +					    oa->oa_length) == FALSE) { +						return (FALSE); +					} +				} else { +					memmove(oa->oa_base, (caddr_t)buf, +						oa->oa_length); +					/* no real need.... +					buf += RNDUP(oa->oa_length) / +						BYTES_PER_XDR_UNIT; +					*/ +				} +			} +			oa = &cmsg->rm_call.cb_verf; +			buf = (rpc_inline_t *) +			   XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT); +			if (buf == NULL) { +				if (xdr_enum(xdrs, &oa->oa_flavor) == FALSE || +				    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_LONG(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 = (rpc_inline_t *) +				   XDR_INLINE(xdrs, (int)RNDUP(oa->oa_length)); +				if (buf == NULL) { +					if (xdr_opaque(xdrs, oa->oa_base, +					    oa->oa_length) == FALSE) { +						return (FALSE); +					} +				} else { +					memmove(oa->oa_base, (caddr_t) buf, +					    oa->oa_length); +					/* no real need... +					buf += RNDUP(oa->oa_length) / +						BYTES_PER_XDR_UNIT; +					*/ +				} +			} +			return (TRUE); +		} +	} +	if ( +	    xdr_u_int32(xdrs, &(cmsg->rm_xid)) && +	    xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) && +	    (cmsg->rm_direction == CALL) && +	    xdr_u_int32(xdrs, &(cmsg->rm_call.cb_rpcvers)) && +	    (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) && +	    xdr_u_int32(xdrs, &(cmsg->rm_call.cb_prog)) && +	    xdr_u_int32(xdrs, &(cmsg->rm_call.cb_vers)) && +	    xdr_u_int32(xdrs, &(cmsg->rm_call.cb_proc)) && +	    xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_cred)) ) +	    return (xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_verf))); +	return (FALSE); +} | 
