X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;f=TBBT%2Ftrace_play%2Frpc%2Fxdr_stdio.c;fp=TBBT%2Ftrace_play%2Frpc%2Fxdr_stdio.c;h=82400896dd09994ebe207f3b99d3068c09dc39f6;hb=adc8816a09e5b6be2e58f4a7c28d2418a74cce9c;hp=0000000000000000000000000000000000000000;hpb=145b4756946bbd443452ec1b2081984795de70d0;p=bluesky.git diff --git a/TBBT/trace_play/rpc/xdr_stdio.c b/TBBT/trace_play/rpc/xdr_stdio.c new file mode 100755 index 0000000..8240089 --- /dev/null +++ b/TBBT/trace_play/rpc/xdr_stdio.c @@ -0,0 +1,210 @@ +#ifndef lint +static char sfs_xdr_stdio_id[] = "@(#)xdr_stdio.c 2.1 97/10/23"; +#endif +/* @(#)xdr_stdio.c 2.1 88/07/29 4.0 RPCSRC */ +/* + * Copyright (c) 1992-1997,2001 by Standard Performance Evaluation Corporation + * All rights reserved. + * Standard Performance Evaluation Corporation (SPEC) + * 6585 Merchant Place, Suite 100 + * Warrenton, VA 20187 + * + * This product contains benchmarks acquired from several sources who + * understand and agree with SPEC's goal of creating fair and objective + * benchmarks to measure computer performance. + * + * This copyright notice is placed here only to protect SPEC in the + * event the source is misused in any manner that is contrary to the + * spirit, the goals and the intent of SPEC. + * + * The source code is provided to the user or company under the license + * agreement for the SPEC Benchmark Suite for this product. + */ +/* + * 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[] = "@(#)xdr_stdio.c 1.16 87/08/11 Copyr 1984 Sun Micro"; +#endif + +/* + * xdr_stdio.c, XDR implementation on standard i/o file. + * + * Copyright (C) 1984, Sun Microsystems, Inc. + * + * This set of routines implements a XDR on a stdio stream. + * XDR_ENCODE serializes onto the stream, XDR_DECODE de-serializes + * from the stream. + */ + +#include +#include +#include "rpc/types.h" +#include "rpc/xdr.h" +#include "rpc/osdep.h" + +static bool_t xdrstdio_getlong(XDR *, int32_t *); +static bool_t xdrstdio_putlong(XDR *, int32_t *); +static bool_t xdrstdio_getbytes(XDR *, void *, uint_t); +static bool_t xdrstdio_putbytes(XDR *, void *, uint_t); +static uint_t xdrstdio_getpos(XDR *); +static bool_t xdrstdio_setpos(XDR *, uint_t); +static int32_t *xdrstdio_inline(XDR *, uint_t); +static void xdrstdio_destroy(XDR *); + +/* + * Ops vector for stdio type XDR + */ +static struct xdr_ops xdrstdio_ops = { + xdrstdio_getlong, /* deseraialize a long int */ + xdrstdio_putlong, /* seraialize a long int */ + xdrstdio_getbytes, /* deserialize counted bytes */ + xdrstdio_putbytes, /* serialize counted bytes */ + xdrstdio_getpos, /* get offset in the stream */ + xdrstdio_setpos, /* set offset in the stream */ + xdrstdio_inline, /* prime stream for inline macros */ + xdrstdio_destroy /* destroy stream */ +}; + +/* + * Initialize a stdio xdr stream. + * Sets the xdr stream handle xdrs for use on the stream file. + * Operation flag is set to op. + */ +void +xdrstdio_create( + XDR *xdrs, + FILE *file, + enum xdr_op op) +{ + + xdrs->x_op = op; + xdrs->x_ops = &xdrstdio_ops; + xdrs->x_private = (void *)file; + xdrs->x_handy = 0; + xdrs->x_base = 0; +} + +/* + * Destroy a stdio xdr stream. + * Cleans up the xdr stream handle xdrs previously set up by xdrstdio_create. + */ +static void +xdrstdio_destroy( + XDR *xdrs) +{ + (void)fflush((FILE *)xdrs->x_private); + /* xx should we close the file ?? */ +} + +static bool_t +xdrstdio_getlong( + XDR *xdrs, + int32_t *lp) +{ + + if (fread((void *)lp, sizeof(int32_t), 1, (FILE *)xdrs->x_private) != 1) + return (FALSE); + *lp = ntohl(*lp); + return (TRUE); +} + +static bool_t +xdrstdio_putlong( + XDR *xdrs, + int32_t *lp) +{ + + int32_t mycopy = htonl(*lp); + lp = &mycopy; + + if (fwrite((void *)lp, sizeof(int32_t), 1, (FILE *)xdrs->x_private) != 1) + return (FALSE); + return (TRUE); +} + +static bool_t +xdrstdio_getbytes( + XDR *xdrs, + void * addr, + uint_t len) +{ + + if ((len != 0) && (fread(addr, (int)len, 1, (FILE *)xdrs->x_private) != 1)) + return (FALSE); + return (TRUE); +} + +static bool_t +xdrstdio_putbytes( + XDR *xdrs, + void * addr, + uint_t len) +{ + + if ((len != 0) && (fwrite(addr, (int)len, 1, (FILE *)xdrs->x_private) != 1)) + return (FALSE); + return (TRUE); +} + +static uint_t +xdrstdio_getpos( + XDR *xdrs) +{ + + return ((uint_t) ftell((FILE *)xdrs->x_private)); +} + +static bool_t +xdrstdio_setpos( + XDR *xdrs, + uint_t pos) +{ + + return ((fseek((FILE *)xdrs->x_private, (int32_t)pos, 0) < 0) ? + FALSE : TRUE); +} + +/* ARGSUSED */ +static int32_t * +xdrstdio_inline( + XDR *xdrs, + uint_t len) +{ + + /* + * Must do some work to implement this: must insure + * enough data in the underlying stdio buffer, + * that the buffer is aligned so that we can indirect through a + * int32_t *, and stuff this pointer in xdrs->x_buf. Doing + * a fread or fwrite to a scratch buffer would defeat + * most of the gains to be had here and require storage + * management on this buffer, so we don't do this. + */ + return (NULL); +}