rockbox/apps/logfdisp.c
Daniel Stenberg 2acc0ac542 Updated our source code header to explicitly mention that we are GPL v2 or
later. We still need to hunt down snippets used that are not. 1324 modified
files...
http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
2008-06-28 18:10:04 +00:00

139 lines
3.4 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 Daniel Stenberg
*
* 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 "config.h"
#ifdef ROCKBOX_HAS_LOGF
#include <file.h>
#include <sprintf.h>
#include <timefuncs.h>
#include <string.h>
#include <kernel.h>
#include <action.h>
#include <lcd.h>
#include "menu.h"
#include "logf.h"
#include "settings.h"
#include "logfdisp.h"
#ifdef HAVE_LCD_BITMAP
bool logfdisplay(void)
{
int w, h;
int lines;
int columns;
int i;
bool lcd = false; /* fixed atm */
int index;
lcd_getstringsize("A", &w, &h);
lines = (lcd?
#ifdef HAVE_REMOTE_LCD
LCD_REMOTE_HEIGHT
#else
0
#endif
:LCD_HEIGHT)/h;
columns = (lcd?
#ifdef HAVE_REMOTE_LCD
LCD_REMOTE_WIDTH
#else
0
#endif
:LCD_WIDTH)/w;
if (columns > MAX_LOGF_ENTRY)
columns = MAX_LOGF_ENTRY;
if(!lines)
return false;
lcd_clear_display();
do {
index = logfindex;
for(i = lines-1; i>=0; i--) {
unsigned char buffer[columns + 1];
if(--index < 0) {
if(logfwrap)
index = MAX_LOGF_LINES-1;
else
break; /* done */
}
memcpy(buffer, logfbuffer[index], columns);
buffer[columns]=0;
lcd_puts(0, i, buffer);
}
lcd_update();
} while(!action_userabort(HZ));
return false;
}
#else /* HAVE_LCD_BITMAP */
bool logfdisplay(void)
{
/* TODO: implement a browser for charcell bitmaps */
return false;
}
#endif /* HAVE_LCD_BITMAP */
/* Store the logf log to logf.txt in the .rockbox directory. The order of the
* entries will be "reversed" so that the most recently logged entry is on the
* top of the file */
bool logfdump(void)
{
int fd;
if(!logfindex && !logfwrap)
/* nothing is logged just yet */
return false;
fd = open(ROCKBOX_DIR "/logf.txt", O_CREAT|O_WRONLY|O_TRUNC);
if(-1 != fd) {
unsigned char buffer[MAX_LOGF_ENTRY +1];
int index = logfindex-1;
int stop = logfindex;
while(index != stop) {
if(index < 0) {
if(logfwrap)
index = MAX_LOGF_LINES-1;
else
break; /* done */
}
memcpy(buffer, logfbuffer[index], MAX_LOGF_ENTRY);
buffer[MAX_LOGF_ENTRY]=0;
fdprintf(fd, "%s\n", buffer);
index--;
}
close(fd);
}
return false;
}
#endif /* ROCKBOX_HAS_LOGF */