summaryrefslogtreecommitdiffstats
path: root/apps/logfdisp.c
blob: 2cfec2feb9d8e851ea335641cb4ed3d84d51c7e1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2005 Daniel Stenberg
 *
 * All files in this archive are subject to the GNU General Public License.
 * See the file COPYING in the source tree root for full license agreement.
 *
 * 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 <button.h>

#include <lcd.h>
#include "menu.h"
#include "logf.h"

#ifdef HAVE_LCD_BITMAP
bool logfdisplay(void)

{
    int w, h;
    int lines;
    int columns;
    int i;
    int button;

    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(!lines)
        return false;

    lcd_setmargins(0, 0);
    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();
        button = button_get_w_tmo(HZ/2);
    } while(button != BUTTON_OFF);

    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/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 */