diff options
Diffstat (limited to 'sunrpc/rpc_cmsg.c')
| -rw-r--r-- | sunrpc/rpc_cmsg.c | 309 |
1 files changed, 169 insertions, 140 deletions
diff --git a/sunrpc/rpc_cmsg.c b/sunrpc/rpc_cmsg.c index a4d5ef3e49..5759360b21 100644 --- a/sunrpc/rpc_cmsg.c +++ b/sunrpc/rpc_cmsg.c @@ -6,23 +6,23 @@ * 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 @@ -38,153 +38,182 @@ static char sccsid[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro"; * */ +#include <string.h> #include <sys/param.h> - #include <rpc/rpc.h> +extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *); + /* * XDR a call message */ bool_t -xdr_callmsg(xdrs, cmsg) - register XDR *xdrs; - register struct rpc_msg *cmsg; +xdr_callmsg (XDR *xdrs, struct rpc_msg *cmsg) { - register long *buf; - register struct opaque_auth *oa; + long *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 (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) + { + 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) + { + bcopy (oa->oa_base, (caddr_t) buf, oa->oa_length); + buf = (long *) ((char *) buf + RNDUP (oa->oa_length)); + } + oa = &cmsg->rm_call.cb_verf; + IXDR_PUT_ENUM (buf, oa->oa_flavor); + IXDR_PUT_LONG (buf, oa->oa_length); + if (oa->oa_length) + { + bcopy (oa->oa_base, (caddr_t) buf, 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_LONG (buf); + if (oa->oa_length) + { + if (oa->oa_length > MAX_AUTH_BYTES) + { + return FALSE; } - if (cmsg->rm_call.cb_verf.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, 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) { - bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length); - buf = (long *) ((char *) buf + RNDUP(oa->oa_length)); - } - oa = &cmsg->rm_call.cb_verf; - IXDR_PUT_ENUM(buf, oa->oa_flavor); - IXDR_PUT_LONG(buf, oa->oa_length); - if (oa->oa_length) { - bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length); - /* no real need.... - buf = (long *) ((char *) buf + RNDUP(oa->oa_length)); - */ - } - return (TRUE); + buf = XDR_INLINE (xdrs, RNDUP (oa->oa_length)); + if (buf == NULL) + { + if (xdr_opaque (xdrs, oa->oa_base, + oa->oa_length) == FALSE) + { + return FALSE; + } } - } - 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_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 = XDR_INLINE(xdrs, RNDUP(oa->oa_length)); - if (buf == NULL) { - if (xdr_opaque(xdrs, oa->oa_base, - oa->oa_length) == FALSE) { - return (FALSE); - } - } else { - bcopy((caddr_t)buf, oa->oa_base, - 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 (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 = XDR_INLINE(xdrs, RNDUP(oa->oa_length)); - if (buf == NULL) { - if (xdr_opaque(xdrs, oa->oa_base, - oa->oa_length) == FALSE) { - return (FALSE); - } - } else { - bcopy((caddr_t)buf, oa->oa_base, - oa->oa_length); - /* no real need... - buf = (long *) ((char *) buf - + RNDUP(oa->oa_length)); - */ - } - } - return (TRUE); + else + { + bcopy ((caddr_t) buf, oa->oa_base, + 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 (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 = XDR_INLINE (xdrs, RNDUP (oa->oa_length)); + if (buf == NULL) + { + if (xdr_opaque (xdrs, oa->oa_base, + oa->oa_length) == FALSE) + { + return FALSE; + } + } + else + { + bcopy ((caddr_t) buf, oa->oa_base, + oa->oa_length); + /* no real need... + buf = (long *) ((char *) buf + + RNDUP(oa->oa_length)); + */ + } + } + return TRUE; } - if ( - xdr_u_long(xdrs, &(cmsg->rm_xid)) && - xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) && - (cmsg->rm_direction == CALL) && - xdr_u_long(xdrs, &(cmsg->rm_call.cb_rpcvers)) && - (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) && - xdr_u_long(xdrs, &(cmsg->rm_call.cb_prog)) && - xdr_u_long(xdrs, &(cmsg->rm_call.cb_vers)) && - xdr_u_long(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); + } + if ( + xdr_u_long (xdrs, &(cmsg->rm_xid)) && + xdr_enum (xdrs, (enum_t *) & (cmsg->rm_direction)) && + (cmsg->rm_direction == CALL) && + xdr_u_long (xdrs, &(cmsg->rm_call.cb_rpcvers)) && + (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) && + xdr_u_long (xdrs, &(cmsg->rm_call.cb_prog)) && + xdr_u_long (xdrs, &(cmsg->rm_call.cb_vers)) && + xdr_u_long (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; } - |