functions for high level disk operations

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@338 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 134 insertions, 0 deletions

diff --git a/firmware/disk.c b/firmware/disk.c
new file mode 100644
index 0000000000..9d131f0421
--- /dev/null
+++ b/firmware/disk.c
@@ -0,0 +1,134 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by wavey@wavey.org
+ *
+ * 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 <stdio.h>
+#include <malloc.h>
+#include "disk.h"
+#include "debug.h"
+#include "panic.h"
+
+void read_file_into_buffer( char **buf, const char *filename )
+{
+    /*char debug_message[128];  */
+    int i;
+    FILE *fp;
+    int count = 0;
+   
+    /*sprintf( debug_message, "read_file_into_buffer( %s, %s )\n", *buf, filename );
+      debug( debug_message );*/
+    
+    fp = fopen( filename, "r" );
+
+    if( fp == NULL )
+    {
+        panicf( "failed to open file: %s\n", filename );
+    }
+    
+    while( ( i = getc( fp ) ) != EOF )
+    {
+        /*printf( "%d-'%c'\n", count, i ); */
+        count++;
+        *buf = (char *)realloc( *buf, count * sizeof( char ) );
+        /*printf( "%d='%s'\n", *buf, *buf ); */
+        (*(buf))[count - 1] = (char)i;
+        /*printf( "%d='%s'\n", *buf, *buf );*/
+    }
+
+    /* add null terminator */
+    
+    *buf = (char *)realloc( *buf, count * sizeof( char ) );
+    (*(buf))[ count ] = '\0';
+
+    /* count -2 because of 0 start and \0 terminator 
+       printf( "read %d bytes: '%s'\n", count - 2, *buf ); */
+}
+
+/*
+ * stub versions of pre-fat sector storage functions
+ */
+
+int persist_volume_setting( void )
+{
+    return 1;
+}
+
+int persist_balance_setting( void )
+{
+    return 1;
+}
+
+int persist_bass_setting( void )
+{
+    return 1;
+}
+
+int persist_treble_setting( void )
+{
+    return 1;
+}
+
+int persist_loudness_setting( void )
+{
+    return 1;
+}
+
+int persist_bass_boost_setting( void )
+{
+    return 1;
+}
+
+int persist_contrast_setting( void )
+{
+    return 1;
+}
+
+int persist_poweroff_setting( void )
+{
+    return 1;
+}
+
+int persist_backlight_setting( void )
+{
+    return 1;
+}
+
+int persist_resume_setting( void )
+{
+    return 1;
+}
+
+int persist_playlist_filename( void )
+{
+    return 1;
+}
+
+int persist_playlist_indices( void )
+{
+    return 1;
+}
+
+int persist_playlist_index( void )
+{
+    return 1;
+}
+
+int persist_resume_track_time( void )
+{
+    return 1;
+}