1ae3bdb7e6
later be used for playlist searching. git-svn-id: https://svn.musicpd.org/mpd/trunk@5419 09075e82-0dd4-0310-85a5-a0d7c8717e4f
295 lines
6.4 KiB
C
295 lines
6.4 KiB
C
/* the Music Player Daemon (MPD)
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* (c)2003-2006 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "dbUtils.h"
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#include "directory.h"
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#include "myfprintf.h"
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#include "utils.h"
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#include "playlist.h"
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#include "song.h"
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#include "tag.h"
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#include "tagTracker.h"
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#include "log.h"
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typedef struct _ListCommandItem {
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mpd_sint8 tagType;
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int numConditionals;
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LocateTagItem *conditionals;
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} ListCommandItem;
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typedef struct _LocateTagItemArray {
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int numItems;
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LocateTagItem *items;
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} LocateTagItemArray;
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static int countSongsInDirectory(int fd, Directory * directory, void *data)
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{
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int *count = (int *)data;
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*count += directory->songs->numberOfNodes;
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return 0;
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}
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static int printDirectoryInDirectory(int fd, Directory * directory,
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void *data)
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{
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if (directory->path) {
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fdprintf(fd, "directory: %s\n", getDirectoryPath(directory));
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}
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return 0;
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}
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static int printSongInDirectory(int fd, Song * song, void *data)
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{
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printSongUrl(fd, song);
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return 0;
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}
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static int searchInDirectory(int fd, Song * song, void *data)
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{
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LocateTagItemArray *array = data;
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if (strstrSearchTags(song, array->numItems, array->items))
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printSongInfo(fd, song);
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return 0;
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}
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int searchForSongsIn(int fd, char *name, int numItems, LocateTagItem * items)
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{
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int ret = -1;
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int i;
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char **originalNeedles = xmalloc(numItems * sizeof(char *));
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LocateTagItemArray array;
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for (i = 0; i < numItems; i++) {
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originalNeedles[i] = items[i].needle;
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items[i].needle = strDupToUpper(originalNeedles[i]);
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}
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array.numItems = numItems;
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array.items = items;
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ret = traverseAllIn(fd, name, searchInDirectory, NULL, &array);
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for (i = 0; i < numItems; i++) {
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free(items[i].needle);
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items[i].needle = originalNeedles[i];
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}
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free(originalNeedles);
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return ret;
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}
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static int findInDirectory(int fd, Song * song, void *data)
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{
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LocateTagItemArray *array = data;
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if (tagItemsFoundAndMatches(song, array->numItems, array->items))
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printSongInfo(fd, song);
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return 0;
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}
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int findSongsIn(int fd, char *name, int numItems, LocateTagItem * items)
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{
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LocateTagItemArray array;
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array.numItems = numItems;
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array.items = items;
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return traverseAllIn(fd, name, findInDirectory, NULL, (void *)&array);
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}
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int printAllIn(int fd, char *name)
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{
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return traverseAllIn(fd, name, printSongInDirectory,
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printDirectoryInDirectory, NULL);
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}
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static int directoryAddSongToPlaylist(int fd, Song * song, void *data)
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{
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return addSongToPlaylist(fd, song, 0);
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}
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static int directoryAddSongToStoredPlaylist(int fd, Song *song, void *data)
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{
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return addSongToStoredPlaylist(fd, song, (char *)data);
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}
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int addAllIn(int fd, char *name)
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{
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return traverseAllIn(fd, name, directoryAddSongToPlaylist, NULL, NULL);
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}
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int addAllInToStoredPlaylist(int fd, char *name, char *utf8file)
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{
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return traverseAllIn(fd, name, directoryAddSongToStoredPlaylist, NULL,
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(void *)utf8file);
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}
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static int directoryPrintSongInfo(int fd, Song * song, void *data)
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{
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return printSongInfo(fd, song);
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}
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static int sumSongTime(int fd, Song * song, void *data)
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{
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unsigned long *time = (unsigned long *)data;
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if (song->tag && song->tag->time >= 0)
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*time += song->tag->time;
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return 0;
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}
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int printInfoForAllIn(int fd, char *name)
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{
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return traverseAllIn(fd, name, directoryPrintSongInfo,
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printDirectoryInDirectory, NULL);
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}
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int countSongsIn(int fd, char *name)
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{
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int count = 0;
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void *ptr = (void *)&count;
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traverseAllIn(fd, name, NULL, countSongsInDirectory, ptr);
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return count;
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}
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unsigned long sumSongTimesIn(int fd, char *name)
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{
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unsigned long dbPlayTime = 0;
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void *ptr = (void *)&dbPlayTime;
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traverseAllIn(fd, name, sumSongTime, NULL, ptr);
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return dbPlayTime;
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}
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static ListCommandItem *newListCommandItem(int tagType, int numConditionals,
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LocateTagItem * conditionals)
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{
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ListCommandItem *item = xmalloc(sizeof(ListCommandItem));
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item->tagType = tagType;
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item->numConditionals = numConditionals;
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item->conditionals = conditionals;
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return item;
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}
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static void freeListCommandItem(ListCommandItem * item)
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{
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free(item);
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}
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static void visitTag(int fd, Song * song, int tagType)
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{
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int i;
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MpdTag *tag = song->tag;
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if (tagType == LOCATE_TAG_FILE_TYPE) {
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printSongUrl(fd, song);
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return;
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}
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if (!tag)
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return;
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for (i = 0; i < tag->numOfItems; i++) {
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if (tag->items[i].type == tagType) {
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visitInTagTracker(tagType, tag->items[i].value);
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}
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}
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}
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static int listUniqueTagsInDirectory(int fd, Song * song, void *data)
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{
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ListCommandItem *item = data;
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if (tagItemsFoundAndMatches(song, item->numConditionals,
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item->conditionals)) {
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visitTag(fd, song, item->tagType);
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}
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return 0;
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}
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int listAllUniqueTags(int fd, int type, int numConditionals,
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LocateTagItem * conditionals)
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{
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int ret;
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ListCommandItem *item = newListCommandItem(type, numConditionals,
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conditionals);
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if (type >= 0 && type <= TAG_NUM_OF_ITEM_TYPES) {
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resetVisitedFlagsInTagTracker(type);
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}
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ret = traverseAllIn(fd, NULL, listUniqueTagsInDirectory, NULL,
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(void *)item);
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if (type >= 0 && type <= TAG_NUM_OF_ITEM_TYPES) {
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printVisitedInTagTracker(fd, type);
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}
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freeListCommandItem(item);
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return ret;
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}
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static int sumSavedFilenameMemoryInDirectory(int fd, Directory * dir,
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void *data)
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{
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int *sum = data;
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if (!dir->path)
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return 0;
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*sum += (strlen(getDirectoryPath(dir)) + 1 - sizeof(Directory *)) *
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dir->songs->numberOfNodes;
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return 0;
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}
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static int sumSavedFilenameMemoryInSong(int fd, Song * song, void *data)
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{
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int *sum = data;
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*sum += strlen(song->url) + 1;
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return 0;
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}
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void printSavedMemoryFromFilenames(void)
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{
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int sum = 0;
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traverseAllIn(STDERR_FILENO, NULL, sumSavedFilenameMemoryInSong,
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sumSavedFilenameMemoryInDirectory, (void *)&sum);
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DEBUG("saved memory from filenames: %i\n", sum);
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}
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