237 lines
8.2 KiB
C
237 lines
8.2 KiB
C
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/*
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* Copyright 2002 Red Hat Inc., Durham, North Carolina.
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*
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation on the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* Authors:
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* Rickard E. (Rik) Faith <faith@redhat.com>
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*/
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/** \file
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* This file provides some compatibility support for reading VDL files
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* that are used by xmovie
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* (http://www.llnl.gov/icc/sdd/img/xmovie/xmovie.shtml).
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*
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* This file is not used by the DMX server.
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*/
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#ifdef HAVE_DMX_CONFIG_H
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#include <dmx-config.h>
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#endif
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#include "dmxconfig.h"
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#include "dmxparse.h"
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#include "dmxcompat.h"
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#include "parser.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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static int dmxVDLReadLine(FILE *str, char *buf, int len)
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{
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if (fgets(buf, len, str)) return strlen(buf);
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return 0;
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}
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static int dmxVDLCount(const char *buf)
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{
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return strtol(buf, NULL, 10);
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}
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static void dmxVDLVirtualEntry(const char *buf,
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char *name, int *len,
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int *x, int *y)
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{
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char *end;
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const char *s;
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char *d;
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int start;
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*x = strtol(buf, &end, 10);
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*y = strtol(end, &end, 10);
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for (s = end, d = name, start = 1; *s && *s != '['; ++s) {
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if (start && isspace(*s)) continue;
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*d++ = *s;
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start = 0;
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}
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*d = '\0';
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while (d > name && isspace(d[-1])) *--d = '\0'; /* remove trailing space */
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*len = strlen(name);
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}
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static void dmxVDLDisplayEntry(const char *buf,
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char *name, int *len,
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int *x, int *y,
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int *xoff, int *yoff,
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int *xorig, int *yorig)
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{
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const char *pt;
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char *end;
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pt = strchr(buf, ' ');
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strncpy(name, buf, pt-buf);
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name[pt-buf] = '\0';
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*len = strlen(name);
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*x = strtol(pt, &end, 10);
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*y = strtol(end, &end, 10);
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*xorig = strtol(end, &end, 10);
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*yorig = strtol(end, &end, 10);
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*xoff = strtol(end, &end, 10);
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*yoff = strtol(end, NULL, 10);
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}
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/** Read from the VDL format \a filename and return a newly allocated \a
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* DMXConfigEntryPtr */
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DMXConfigEntryPtr dmxVDLRead(const char *filename)
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{
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FILE *str;
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char buf[2048]; /* RATS: Use ok */
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char *pt;
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int lineno = 0;
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DMXConfigEntryPtr entry = NULL;
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DMXConfigVirtualPtr virtual = NULL;
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DMXConfigSubPtr sub = NULL;
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DMXConfigDisplayPtr display = NULL;
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DMXConfigFullDimPtr fdim = NULL;
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int vcount = 0;
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int dcount = 0;
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int icount = 0;
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int x, y, xoff, yoff, xorig, yorig;
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char name[2048]; /* RATS: Use ok */
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const char *tmp;
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int len;
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enum {
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simulateFlag,
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virtualCount,
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virtualEntry,
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displayCount,
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displayEntry,
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ignoreCount,
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ignoreEntry
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} state = simulateFlag;
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if (!filename) str = stdin;
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else str = fopen(filename, "r");
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if (!str) return NULL;
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while (dmxVDLReadLine(str, buf, sizeof(buf))) {
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DMXConfigCommentPtr comment = NULL;
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++lineno;
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for (pt = buf; *pt; pt++)
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if (*pt == '\r' || *pt == '\n') {
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*pt = '\0';
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break;
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}
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if (buf[0] == '#') {
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tmp = dmxConfigCopyString(buf + 1, strlen(buf + 1));
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comment = dmxConfigCreateComment(T_COMMENT, lineno, tmp);
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entry = dmxConfigAddEntry(entry, dmxConfigComment, comment, NULL);
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continue;
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}
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switch (state) {
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case simulateFlag:
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state = virtualCount;
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break;
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case virtualCount:
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vcount = dmxVDLCount(buf);
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state = virtualEntry;
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break;
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case virtualEntry:
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len = sizeof(name);
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dmxVDLVirtualEntry(buf, name, &len, &x, &y);
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tmp = dmxConfigCopyString(name, len);
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virtual = dmxConfigCreateVirtual(NULL,
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dmxConfigCreateString(T_STRING,
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lineno,
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NULL,
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tmp),
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dmxConfigCreatePair(T_DIMENSION,
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lineno,
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NULL,
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x, y, 0, 0),
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NULL, NULL, NULL);
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state = displayCount;
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break;
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case displayCount:
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dcount = dmxVDLCount(buf);
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state = displayEntry;
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break;
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case displayEntry:
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dmxVDLDisplayEntry(buf, name, &len, &x, &y, &xoff, &yoff,
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&xorig, &yorig);
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tmp = dmxConfigCopyString(name, len);
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fdim = dmxConfigCreateFullDim(
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dmxConfigCreatePartDim(
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dmxConfigCreatePair(T_DIMENSION,
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lineno,
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NULL,
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x, y, 0, 0),
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dmxConfigCreatePair(T_OFFSET,
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lineno,
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NULL,
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xoff, yoff,
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xoff, yoff)),
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NULL);
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display = dmxConfigCreateDisplay(NULL,
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dmxConfigCreateString(T_STRING,
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lineno,
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NULL,
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tmp),
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fdim,
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dmxConfigCreatePair(T_ORIGIN,
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lineno,
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NULL,
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xorig, yorig,
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0, 0),
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NULL);
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sub = dmxConfigAddSub(sub, dmxConfigSubDisplay(display));
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if (!--dcount) {
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state = ignoreCount;
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virtual->subentry = sub;
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entry = dmxConfigAddEntry(entry,
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dmxConfigVirtual,
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NULL,
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virtual);
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virtual = NULL;
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sub = NULL;
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}
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break;
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case ignoreCount:
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icount = dmxVDLCount(buf);
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state = ignoreEntry;
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break;
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case ignoreEntry:
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if (!--icount) state = virtualEntry;
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break;
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}
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}
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return entry;
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}
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