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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 Linus Nielsen Feltzing
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "plugin.h"
#include "highscore.h"
int highscore_save(char *filename, struct highscore *scores, int num_scores)
{
int i;
int fd;
int rc;
char buf[80];
fd = rb->open(filename, O_WRONLY|O_CREAT);
if(fd < 0)
return -1;
for(i = 0;i < num_scores;i++)
{
rb->snprintf(buf, sizeof(buf), "%d:%d:%s\n",
scores[i].score, scores[i].level, scores[i].name);
rc = rb->write(fd, buf, rb->strlen(buf));
if(rc < 0)
{
rb->close(fd);
return -2;
}
}
rb->close(fd);
return 0;
}
int highscore_load(char *filename, struct highscore *scores, int num_scores)
{
int i;
int fd;
char buf[80];
char *score, *level, *name;
rb->memset(scores, 0, sizeof(struct highscore)*num_scores);
fd = rb->open(filename, O_RDONLY);
if(fd < 0)
return -1;
i = 0;
while(rb->read_line(fd, buf, sizeof(buf)) > 0 && i < num_scores)
{
DEBUGF("%s\n", buf);
if ( !rb->settings_parseline(buf, &score, &level) )
continue;
if ( !rb->settings_parseline(level, &level, &name) )
continue;
scores[i].score = rb->atoi(score);
scores[i].level = rb->atoi(level);
rb->strlcpy(scores[i].name, name, sizeof(scores[i].name));
i++;
}
rb->close(fd);
return 0;
}
int highscore_update(int score, int level, const char *name,
struct highscore *scores, int num_scores)
{
int pos;
struct highscore *entry;
if (!highscore_would_update(score, scores, num_scores))
return -1;
pos = num_scores-1;
while (pos > 0 && score > scores[pos-1].score)
{
/* move down one */
rb->memcpy((void *)&scores[pos], (void *)&scores[pos-1],
sizeof(struct highscore));
pos--;
}
entry = scores + pos;
entry->score = score;
entry->level = level;
rb->strlcpy(entry->name, name, sizeof(entry->name));
return pos;
}
bool highscore_would_update(int score, struct highscore *scores,
int num_scores)
{
return (num_scores > 0) && (score > scores[num_scores-1].score);
}
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