commit a465179e11959630b52acce76c339170891c86a4
Author: Adam Broschinski <[email protected]>
Date: Wed Apr 14 21:21:18 2010 +0200
Added support for new iTunesStats file format
Support for the new iTunesStats format was added, there are still
a few unknown fields but I have only seen 0's in them so far.
src/itdb_itunesdb.c | 129 +++++++++++++++++++++++++++++++++-----------------
1 files changed, 85 insertions(+), 44 deletions(-)
---
diff --git a/src/itdb_itunesdb.c b/src/itdb_itunesdb.c
index cdc2685..094c762 100644
--- a/src/itdb_itunesdb.c
+++ b/src/itdb_itunesdb.c
@@ -1019,56 +1019,97 @@ static gboolean playcounts_read (FImport *fimp,
FContents *cts)
static gboolean itunesstats_read (FImport *fimp, FContents *cts)
{
GList* playcounts = NULL;
- guint32 entry_num, i=0;
- glong seek;
+ guint32 entry_num, entry_length, i=0;
+ struct playcount *playcount;
+ glong seek = 0;
g_return_val_if_fail (fimp, FALSE);
g_return_val_if_fail (cts, FALSE);
+ g_return_val_if_fail (fimp->itdb, FALSE);
+ g_return_val_if_fail (fimp->itdb->device, FALSE);
- /* number of entries */
- entry_num = get32lint (cts, 0);
- CHECK_ERROR (fimp, FALSE);
-
- seek = 6;
- for (i=0; i<entry_num; ++i)
+ if ( is_shuffle_2g (fimp->itdb->device))
{
- struct playcount *playcount;
- guint32 entry_length = get24lint (cts, seek+0);
- CHECK_ERROR (fimp, FALSE);
- if (entry_length < 18)
- {
- g_set_error (&fimp->error,
- ITDB_FILE_ERROR,
- ITDB_FILE_ERROR_CORRUPT,
- _("iTunesStats file ('%s'): entry length smaller than
expected (%d<18)."),
- cts->filename, entry_length);
- return FALSE;
- }
- playcount = g_new0 (struct playcount, 1);
- playcounts = g_list_prepend (playcounts, playcount);
- /* NOTE:
- *
- * The iPod (firmware 1.3, 2.0, ...?) doesn't seem to use the
- * timezone information correctly -- no matter what you set
- * iPod's timezone to, it will always record as if it were set
- * to UTC -- we need to subtract the difference between
- * current timezone and UTC to get a correct
- * display. -- this should be done by the application were
- * necessary */
- playcount->bookmark_time = get24lint (cts, seek+3);
- CHECK_ERROR (fimp, FALSE);
- playcount->st_unk06 = get24lint (cts, seek+6);
- CHECK_ERROR (fimp, FALSE);
- playcount->st_unk09 = get24lint (cts, seek+9);
- CHECK_ERROR (fimp, FALSE);
- playcount->playcount = get24lint (cts, seek+12);
- CHECK_ERROR (fimp, FALSE);
- playcount->skipped = get24lint (cts, seek+15);
- CHECK_ERROR (fimp, FALSE);
-
- playcount->rating = NO_PLAYCOUNT;
+ /* Old iTunesStats format */
- seek += entry_length;
+ /* number of entries */
+ entry_num = get24lint (cts, seek);
+ CHECK_ERROR (fimp, FALSE);
+ seek = 6;
+ for (i=0; i<entry_num; ++i)
+ {
+ entry_length = get24lint (cts, seek+0);
+ CHECK_ERROR (fimp, FALSE);
+ if (entry_length < 18)
+ {
+ g_set_error (&fimp->error,
+ ITDB_FILE_ERROR,
+ ITDB_FILE_ERROR_CORRUPT,
+ _("iTunesStats file ('%s'): entry
length smaller than expected (%d<18)."),
+ cts->filename, entry_length);
+ return FALSE;
+ }
+ playcount = g_new0 (struct playcount, 1);
+ playcounts = g_list_prepend (playcounts, playcount);
+ /* NOTE:
+ *
+ * The iPod (firmware 1.3, 2.0, ...?) doesn't seem to use
the
+ * timezone information correctly -- no matter what you set
+ * iPod's timezone to, it will always record as if it were
set
+ * to UTC -- we need to subtract the difference between
+ * current timezone and UTC to get a correct
+ * display. -- this should be done by the application were
+ * necessary */
+ playcount->bookmark_time = get24lint (cts, seek+3);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->st_unk06 = get24lint (cts, seek+6);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->st_unk09 = get24lint (cts, seek+9);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->playcount = get24lint (cts, seek+12);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->skipped = get24lint (cts, seek+15);
+ CHECK_ERROR (fimp, FALSE);
+
+ playcount->rating = NO_PLAYCOUNT;
+
+ seek += entry_length;
+ }
+ } else {
+ /* New iTunesStats format */
+ entry_num = get32lint (cts, seek); /* Number of entries */
+ CHECK_ERROR (fimp, FALSE);
+
+ seek = 8;
+ for (i=0; i<entry_num; ++i)
+ {
+ entry_length = get32lint (cts, seek+0);
+ CHECK_ERROR (fimp, FALSE);
+ if (entry_length < 32)
+ {
+ g_set_error (&fimp->error,
+ ITDB_FILE_ERROR,
+ ITDB_FILE_ERROR_CORRUPT,
+ _("iTunesStats file ('%s'): entry
length smaller than expected (%d<32)."),
+ cts->filename, entry_length);
+ return FALSE;
+ }
+ playcount = g_new0 (struct playcount, 1);
+ playcounts = g_list_prepend (playcounts, playcount);
+
+ playcount->playcount = get32lint (cts, seek+8);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->time_played = get32lint (cts, seek+12);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->skipped = get32lint (cts, seek+16);
+ CHECK_ERROR (fimp, FALSE);
+ playcount->last_skipped = get32lint (cts, seek+20);
+ CHECK_ERROR (fimp, FALSE);
+ /* 8 unknown bytes follow but it is unlikely they are
+ * the same as the unknown fields in the old format.
+ * I have only seen zeros in those spots so far so I'm
+ * ignoring them for now. */
+ }
}
fimp->playcounts = g_list_reverse(playcounts);
return TRUE;
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