/*
 * $XConsortium: showrgb.c,v 1.11 94/04/17 20:24:46 gildea Exp $
 * $XFree86: xc/programs/rgb/showrgb.c,v 3.0 1994/05/21 23:59:23 dawes Exp $
 *
Copyright (c) 1989  X Consortium

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name of the X Consortium shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from the X Consortium.
 *
 * Author:  Jim Fulton, MIT X Consortium
 */

#ifndef USE_RGB_TXT
#ifdef NDBM
#include <ndbm.h>
#else
#ifdef SVR4
#include <rpcsvc/dbm.h>
#else
#include <dbm.h>
#endif
#define dbm_open(name,flags,mode) (!dbminit(name))
#define dbm_firstkey(db) (firstkey())
#define dbm_fetch(db,key) (fetch(key))
#ifdef SCO
#define dbm_close(db) /* */
#else
#define dbm_close(db) dbmclose()
#endif
#endif
#endif /* USE_RGB_TXT */

#undef NULL
#include <stdio.h>
#include <X11/Xos.h>
#include "rgb.h"			/* off in server/include/ */
#include "site.h"
#include <X11/Xfuncs.h>

char *ProgramName;

main (argc, argv)
    int argc;
    char *argv[];
{
    char *dbname = RGB_DB;

    ProgramName = argv[0];
    if (argc == 2)
	dbname = argv[1];

    dumprgb (dbname);
    exit (0);
}

#ifndef USE_RGB_TXT

dumprgb (filename)
    char *filename;
{
#ifdef NDBM
    DBM *rgb_dbm;
#else
    int rgb_dbm;
#endif
    datum key;

    rgb_dbm = dbm_open (filename, O_RDONLY, 0);
    if (!rgb_dbm) {
	fprintf (stderr, "%s:  unable to open rgb database \"%s\"\n",
		 ProgramName, filename);
	exit (1);
    }

#ifndef NDBM
#define dbm_nextkey(db) (nextkey(key))	/* need variable called key */
#endif

    for (key = dbm_firstkey(rgb_dbm); key.dptr != NULL;
	 key = dbm_nextkey(rgb_dbm)) {
	datum value;

	value = dbm_fetch(rgb_dbm, key);
	if (value.dptr) {
	    RGB rgb;
	    unsigned short r, g, b;
	    memcpy( (char *)&rgb, value.dptr, sizeof rgb);
#define N(x) (((x) >> 8) & 0xff)
	    r = N(rgb.red);
	    g = N(rgb.green);
	    b = N(rgb.blue);
#undef N
	    printf ("%3u %3u %3u\t\t", r, g, b);
	    fwrite (key.dptr, 1, key.dsize, stdout);
	    putchar ('\n');
	} else {
	    fprintf (stderr, "%s:  no value found for key \"", ProgramName);
	    fwrite (key.dptr, 1, key.dsize, stderr);
	    fprintf (stderr, "\"\n");
	}
    }

    dbm_close (rgb_dbm);
}

#else /* USE_RGB_TXT */

dumprgb (filename)
    char *filename;
{
    FILE *rgb;
    char *path;
    char line[BUFSIZ];
    char name[BUFSIZ];
    int lineno = 0;
    int red, green, blue;
   
    path = (char *)malloc(strlen(filename) + 5);
    strcpy(path, filename);
    strcat(path, ".txt");

    if (!(rgb = fopen(path, "r"))) {
	fprintf (stderr, "%s:  unable to open rgb database \"%s\"\n",
		 ProgramName, filename);
	free(path);
	exit (1);
    }

    while(fgets(line, sizeof(line), rgb)) {
	lineno++;
	if (sscanf(line, "%d %d %d %[^\n]\n", &red, &green, &blue, name) == 4) {
	    if (red >= 0 && red <= 0xff &&
		green >= 0 && green <= 0xff &&
		blue >= 0 && blue <= 0xff) {
		printf ("%3u %3u %3u\t\t%s\n", red, green, blue, name);
	    } else {
		fprintf(stderr, "%s:  value for \"%s\" out of range: %s:%d\n",
		        ProgramName, name, path, lineno);
	    }
	} else if (*line && *line != '!') {
	    fprintf(stderr, "%s:  syntax error: %s:%d\n", ProgramName,
		    path, lineno);
	}
    }

    free(path);
    fclose(rgb);
}

#endif /* USE_RGB_TXT */