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-rw-r--r--src/archive/plugins/Bzip2ArchivePlugin.cxx259
-rw-r--r--src/archive/plugins/Bzip2ArchivePlugin.hxx27
-rw-r--r--src/archive/plugins/Iso9660ArchivePlugin.cxx238
-rw-r--r--src/archive/plugins/Iso9660ArchivePlugin.hxx27
-rw-r--r--src/archive/plugins/ZzipArchivePlugin.cxx192
-rw-r--r--src/archive/plugins/ZzipArchivePlugin.hxx27
6 files changed, 770 insertions, 0 deletions
diff --git a/src/archive/plugins/Bzip2ArchivePlugin.cxx b/src/archive/plugins/Bzip2ArchivePlugin.cxx
new file mode 100644
index 000000000..14a68fdb5
--- /dev/null
+++ b/src/archive/plugins/Bzip2ArchivePlugin.cxx
@@ -0,0 +1,259 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/**
+ * single bz2 archive handling (requires libbz2)
+ */
+
+#include "config.h"
+#include "Bzip2ArchivePlugin.hxx"
+#include "../ArchivePlugin.hxx"
+#include "../ArchiveFile.hxx"
+#include "../ArchiveVisitor.hxx"
+#include "input/InputStream.hxx"
+#include "input/InputPlugin.hxx"
+#include "util/RefCount.hxx"
+#include "util/Error.hxx"
+#include "util/Domain.hxx"
+#include "fs/Traits.hxx"
+#include "fs/Path.hxx"
+
+#include <bzlib.h>
+
+#include <stddef.h>
+
+#ifdef HAVE_OLDER_BZIP2
+#define BZ2_bzDecompressInit bzDecompressInit
+#define BZ2_bzDecompress bzDecompress
+#endif
+
+class Bzip2ArchiveFile final : public ArchiveFile {
+public:
+ RefCount ref;
+
+ std::string name;
+ InputStream *const istream;
+
+ Bzip2ArchiveFile(Path path, InputStream *_is)
+ :ArchiveFile(bz2_archive_plugin),
+ name(PathTraitsFS::GetBase(path.c_str())),
+ istream(_is) {
+ // remove .bz2 suffix
+ const size_t len = name.length();
+ if (len > 4)
+ name.erase(len - 4);
+ }
+
+ ~Bzip2ArchiveFile() {
+ delete istream;
+ }
+
+ void Ref() {
+ ref.Increment();
+ }
+
+ void Unref() {
+ if (!ref.Decrement())
+ return;
+
+ delete this;
+ }
+
+ virtual void Close() override {
+ Unref();
+ }
+
+ virtual void Visit(ArchiveVisitor &visitor) override {
+ visitor.VisitArchiveEntry(name.c_str());
+ }
+
+ virtual InputStream *OpenStream(const char *path,
+ Mutex &mutex, Cond &cond,
+ Error &error) override;
+};
+
+struct Bzip2InputStream final : public InputStream {
+ Bzip2ArchiveFile *archive;
+
+ bool eof;
+
+ bz_stream bzstream;
+
+ char buffer[5000];
+
+ Bzip2InputStream(Bzip2ArchiveFile &context, const char *uri,
+ Mutex &mutex, Cond &cond);
+ ~Bzip2InputStream();
+
+ bool Open(Error &error);
+
+ /* virtual methods from InputStream */
+ bool IsEOF() override;
+ size_t Read(void *ptr, size_t size, Error &error) override;
+};
+
+static constexpr Domain bz2_domain("bz2");
+
+/* single archive handling allocation helpers */
+
+inline bool
+Bzip2InputStream::Open(Error &error)
+{
+ bzstream.bzalloc = nullptr;
+ bzstream.bzfree = nullptr;
+ bzstream.opaque = nullptr;
+
+ bzstream.next_in = (char *)buffer;
+ bzstream.avail_in = 0;
+
+ int ret = BZ2_bzDecompressInit(&bzstream, 0, 0);
+ if (ret != BZ_OK) {
+ error.Set(bz2_domain, ret,
+ "BZ2_bzDecompressInit() has failed");
+ return false;
+ }
+
+ SetReady();
+ return true;
+}
+
+/* archive open && listing routine */
+
+static ArchiveFile *
+bz2_open(Path pathname, Error &error)
+{
+ static Mutex mutex;
+ static Cond cond;
+ InputStream *is = InputStream::OpenReady(pathname.c_str(), mutex, cond,
+ error);
+ if (is == nullptr)
+ return nullptr;
+
+ return new Bzip2ArchiveFile(pathname, is);
+}
+
+/* single archive handling */
+
+Bzip2InputStream::Bzip2InputStream(Bzip2ArchiveFile &_context,
+ const char *_uri,
+ Mutex &_mutex, Cond &_cond)
+ :InputStream(_uri, _mutex, _cond),
+ archive(&_context), eof(false)
+{
+ archive->Ref();
+}
+
+Bzip2InputStream::~Bzip2InputStream()
+{
+ BZ2_bzDecompressEnd(&bzstream);
+ archive->Unref();
+}
+
+InputStream *
+Bzip2ArchiveFile::OpenStream(const char *path,
+ Mutex &mutex, Cond &cond,
+ Error &error)
+{
+ Bzip2InputStream *bis = new Bzip2InputStream(*this, path, mutex, cond);
+ if (!bis->Open(error)) {
+ delete bis;
+ return nullptr;
+ }
+
+ return bis;
+}
+
+static bool
+bz2_fillbuffer(Bzip2InputStream *bis, Error &error)
+{
+ size_t count;
+ bz_stream *bzstream;
+
+ bzstream = &bis->bzstream;
+
+ if (bzstream->avail_in > 0)
+ return true;
+
+ count = bis->archive->istream->Read(bis->buffer, sizeof(bis->buffer),
+ error);
+ if (count == 0)
+ return false;
+
+ bzstream->next_in = bis->buffer;
+ bzstream->avail_in = count;
+ return true;
+}
+
+size_t
+Bzip2InputStream::Read(void *ptr, size_t length, Error &error)
+{
+ int bz_result;
+ size_t nbytes = 0;
+
+ if (eof)
+ return 0;
+
+ bzstream.next_out = (char *)ptr;
+ bzstream.avail_out = length;
+
+ do {
+ if (!bz2_fillbuffer(this, error))
+ return 0;
+
+ bz_result = BZ2_bzDecompress(&bzstream);
+
+ if (bz_result == BZ_STREAM_END) {
+ eof = true;
+ break;
+ }
+
+ if (bz_result != BZ_OK) {
+ error.Set(bz2_domain, bz_result,
+ "BZ2_bzDecompress() has failed");
+ return 0;
+ }
+ } while (bzstream.avail_out == length);
+
+ nbytes = length - bzstream.avail_out;
+ offset += nbytes;
+
+ return nbytes;
+}
+
+bool
+Bzip2InputStream::IsEOF()
+{
+ return eof;
+}
+
+/* exported structures */
+
+static const char *const bz2_extensions[] = {
+ "bz2",
+ nullptr
+};
+
+const ArchivePlugin bz2_archive_plugin = {
+ "bz2",
+ nullptr,
+ nullptr,
+ bz2_open,
+ bz2_extensions,
+};
+
diff --git a/src/archive/plugins/Bzip2ArchivePlugin.hxx b/src/archive/plugins/Bzip2ArchivePlugin.hxx
new file mode 100644
index 000000000..1a0a578d1
--- /dev/null
+++ b/src/archive/plugins/Bzip2ArchivePlugin.hxx
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_ARCHIVE_BZ2_HXX
+#define MPD_ARCHIVE_BZ2_HXX
+
+struct ArchivePlugin;
+
+extern const ArchivePlugin bz2_archive_plugin;
+
+#endif
diff --git a/src/archive/plugins/Iso9660ArchivePlugin.cxx b/src/archive/plugins/Iso9660ArchivePlugin.cxx
new file mode 100644
index 000000000..ba415d3c5
--- /dev/null
+++ b/src/archive/plugins/Iso9660ArchivePlugin.cxx
@@ -0,0 +1,238 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/**
+ * iso archive handling (requires cdio, and iso9660)
+ */
+
+#include "config.h"
+#include "Iso9660ArchivePlugin.hxx"
+#include "../ArchivePlugin.hxx"
+#include "../ArchiveFile.hxx"
+#include "../ArchiveVisitor.hxx"
+#include "input/InputStream.hxx"
+#include "input/InputPlugin.hxx"
+#include "fs/Path.hxx"
+#include "util/RefCount.hxx"
+#include "util/Error.hxx"
+#include "util/Domain.hxx"
+
+#include <cdio/iso9660.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+#define CEILING(x, y) ((x+(y-1))/y)
+
+class Iso9660ArchiveFile final : public ArchiveFile {
+ RefCount ref;
+
+ iso9660_t *iso;
+
+public:
+ Iso9660ArchiveFile(iso9660_t *_iso)
+ :ArchiveFile(iso9660_archive_plugin), iso(_iso) {}
+
+ ~Iso9660ArchiveFile() {
+ iso9660_close(iso);
+ }
+
+ void Ref() {
+ ref.Increment();
+ }
+
+ void Unref() {
+ if (ref.Decrement())
+ delete this;
+ }
+
+ long SeekRead(void *ptr, lsn_t start, long int i_size) const {
+ return iso9660_iso_seek_read(iso, ptr, start, i_size);
+ }
+
+ void Visit(const char *path, ArchiveVisitor &visitor);
+
+ virtual void Close() override {
+ Unref();
+ }
+
+ virtual void Visit(ArchiveVisitor &visitor) override;
+
+ virtual InputStream *OpenStream(const char *path,
+ Mutex &mutex, Cond &cond,
+ Error &error) override;
+};
+
+static constexpr Domain iso9660_domain("iso9660");
+
+/* archive open && listing routine */
+
+inline void
+Iso9660ArchiveFile::Visit(const char *psz_path, ArchiveVisitor &visitor)
+{
+ CdioList_t *entlist;
+ CdioListNode_t *entnode;
+ iso9660_stat_t *statbuf;
+ char pathname[4096];
+
+ entlist = iso9660_ifs_readdir (iso, psz_path);
+ if (!entlist) {
+ return;
+ }
+ /* Iterate over the list of nodes that iso9660_ifs_readdir gives */
+ _CDIO_LIST_FOREACH (entnode, entlist) {
+ statbuf = (iso9660_stat_t *) _cdio_list_node_data (entnode);
+
+ strcpy(pathname, psz_path);
+ strcat(pathname, statbuf->filename);
+
+ if (iso9660_stat_s::_STAT_DIR == statbuf->type ) {
+ if (strcmp(statbuf->filename, ".") && strcmp(statbuf->filename, "..")) {
+ strcat(pathname, "/");
+ Visit(pathname, visitor);
+ }
+ } else {
+ //remove leading /
+ visitor.VisitArchiveEntry(pathname + 1);
+ }
+ }
+ _cdio_list_free (entlist, true);
+}
+
+static ArchiveFile *
+iso9660_archive_open(Path pathname, Error &error)
+{
+ /* open archive */
+ auto iso = iso9660_open(pathname.c_str());
+ if (iso == nullptr) {
+ error.Format(iso9660_domain,
+ "Failed to open ISO9660 file %s",
+ pathname.c_str());
+ return nullptr;
+ }
+
+ return new Iso9660ArchiveFile(iso);
+}
+
+void
+Iso9660ArchiveFile::Visit(ArchiveVisitor &visitor)
+{
+ Visit("/", visitor);
+}
+
+/* single archive handling */
+
+class Iso9660InputStream final : public InputStream {
+ Iso9660ArchiveFile &archive;
+
+ iso9660_stat_t *statbuf;
+
+public:
+ Iso9660InputStream(Iso9660ArchiveFile &_archive, const char *_uri,
+ Mutex &_mutex, Cond &_cond,
+ iso9660_stat_t *_statbuf)
+ :InputStream(_uri, _mutex, _cond),
+ archive(_archive), statbuf(_statbuf) {
+ size = statbuf->size;
+ SetReady();
+
+ archive.Ref();
+ }
+
+ ~Iso9660InputStream() {
+ free(statbuf);
+ archive.Unref();
+ }
+
+ /* virtual methods from InputStream */
+ bool IsEOF() override;
+ size_t Read(void *ptr, size_t size, Error &error) override;
+};
+
+InputStream *
+Iso9660ArchiveFile::OpenStream(const char *pathname,
+ Mutex &mutex, Cond &cond,
+ Error &error)
+{
+ auto statbuf = iso9660_ifs_stat_translate(iso, pathname);
+ if (statbuf == nullptr) {
+ error.Format(iso9660_domain,
+ "not found in the ISO file: %s", pathname);
+ return nullptr;
+ }
+
+ return new Iso9660InputStream(*this, pathname, mutex, cond,
+ statbuf);
+}
+
+size_t
+Iso9660InputStream::Read(void *ptr, size_t read_size, Error &error)
+{
+ int readed = 0;
+ int no_blocks, cur_block;
+ size_t left_bytes = statbuf->size - offset;
+
+ if (left_bytes < read_size) {
+ no_blocks = CEILING(left_bytes, ISO_BLOCKSIZE);
+ } else {
+ no_blocks = read_size / ISO_BLOCKSIZE;
+ }
+
+ if (no_blocks == 0)
+ return 0;
+
+ cur_block = offset / ISO_BLOCKSIZE;
+
+ readed = archive.SeekRead(ptr, statbuf->lsn + cur_block,
+ no_blocks);
+
+ if (readed != no_blocks * ISO_BLOCKSIZE) {
+ error.Format(iso9660_domain,
+ "error reading ISO file at lsn %lu",
+ (unsigned long)cur_block);
+ return 0;
+ }
+ if (left_bytes < read_size) {
+ readed = left_bytes;
+ }
+
+ offset += readed;
+ return readed;
+}
+
+bool
+Iso9660InputStream::IsEOF()
+{
+ return offset == size;
+}
+
+/* exported structures */
+
+static const char *const iso9660_archive_extensions[] = {
+ "iso",
+ nullptr
+};
+
+const ArchivePlugin iso9660_archive_plugin = {
+ "iso",
+ nullptr,
+ nullptr,
+ iso9660_archive_open,
+ iso9660_archive_extensions,
+};
diff --git a/src/archive/plugins/Iso9660ArchivePlugin.hxx b/src/archive/plugins/Iso9660ArchivePlugin.hxx
new file mode 100644
index 000000000..9335e83b3
--- /dev/null
+++ b/src/archive/plugins/Iso9660ArchivePlugin.hxx
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_ARCHIVE_ISO9660_HXX
+#define MPD_ARCHIVE_ISO9660_HXX
+
+struct ArchivePlugin;
+
+extern const ArchivePlugin iso9660_archive_plugin;
+
+#endif
diff --git a/src/archive/plugins/ZzipArchivePlugin.cxx b/src/archive/plugins/ZzipArchivePlugin.cxx
new file mode 100644
index 000000000..396055c71
--- /dev/null
+++ b/src/archive/plugins/ZzipArchivePlugin.cxx
@@ -0,0 +1,192 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/**
+ * zip archive handling (requires zziplib)
+ */
+
+#include "config.h"
+#include "ZzipArchivePlugin.hxx"
+#include "../ArchivePlugin.hxx"
+#include "../ArchiveFile.hxx"
+#include "../ArchiveVisitor.hxx"
+#include "input/InputStream.hxx"
+#include "input/InputPlugin.hxx"
+#include "fs/Path.hxx"
+#include "util/RefCount.hxx"
+#include "util/Error.hxx"
+#include "util/Domain.hxx"
+
+#include <zzip/zzip.h>
+
+class ZzipArchiveFile final : public ArchiveFile {
+public:
+ RefCount ref;
+
+ ZZIP_DIR *const dir;
+
+ ZzipArchiveFile(ZZIP_DIR *_dir)
+ :ArchiveFile(zzip_archive_plugin), dir(_dir) {}
+
+ ~ZzipArchiveFile() {
+ zzip_dir_close(dir);
+ }
+
+ void Unref() {
+ if (ref.Decrement())
+ delete this;
+ }
+
+ virtual void Close() override {
+ Unref();
+ }
+
+ virtual void Visit(ArchiveVisitor &visitor) override;
+
+ virtual InputStream *OpenStream(const char *path,
+ Mutex &mutex, Cond &cond,
+ Error &error) override;
+};
+
+static constexpr Domain zzip_domain("zzip");
+
+/* archive open && listing routine */
+
+static ArchiveFile *
+zzip_archive_open(Path pathname, Error &error)
+{
+ ZZIP_DIR *dir = zzip_dir_open(pathname.c_str(), nullptr);
+ if (dir == nullptr) {
+ error.Format(zzip_domain, "Failed to open ZIP file %s",
+ pathname.c_str());
+ return nullptr;
+ }
+
+ return new ZzipArchiveFile(dir);
+}
+
+inline void
+ZzipArchiveFile::Visit(ArchiveVisitor &visitor)
+{
+ zzip_rewinddir(dir);
+
+ ZZIP_DIRENT dirent;
+ while (zzip_dir_read(dir, &dirent))
+ //add only files
+ if (dirent.st_size > 0)
+ visitor.VisitArchiveEntry(dirent.d_name);
+}
+
+/* single archive handling */
+
+struct ZzipInputStream final : public InputStream {
+ ZzipArchiveFile *archive;
+
+ ZZIP_FILE *file;
+
+ ZzipInputStream(ZzipArchiveFile &_archive, const char *_uri,
+ Mutex &_mutex, Cond &_cond,
+ ZZIP_FILE *_file)
+ :InputStream(_uri, _mutex, _cond),
+ archive(&_archive), file(_file) {
+ //we are seekable (but its not recommendent to do so)
+ seekable = true;
+
+ ZZIP_STAT z_stat;
+ zzip_file_stat(file, &z_stat);
+ size = z_stat.st_size;
+
+ SetReady();
+
+ archive->ref.Increment();
+ }
+
+ ~ZzipInputStream() {
+ zzip_file_close(file);
+ archive->Unref();
+ }
+
+ /* virtual methods from InputStream */
+ bool IsEOF() override;
+ size_t Read(void *ptr, size_t size, Error &error) override;
+ bool Seek(offset_type offset, Error &error) override;
+};
+
+InputStream *
+ZzipArchiveFile::OpenStream(const char *pathname,
+ Mutex &mutex, Cond &cond,
+ Error &error)
+{
+ ZZIP_FILE *_file = zzip_file_open(dir, pathname, 0);
+ if (_file == nullptr) {
+ error.Format(zzip_domain, "not found in the ZIP file: %s",
+ pathname);
+ return nullptr;
+ }
+
+ return new ZzipInputStream(*this, pathname,
+ mutex, cond,
+ _file);
+}
+
+size_t
+ZzipInputStream::Read(void *ptr, size_t read_size, Error &error)
+{
+ int ret = zzip_file_read(file, ptr, read_size);
+ if (ret < 0) {
+ error.Set(zzip_domain, "zzip_file_read() has failed");
+ return 0;
+ }
+
+ offset = zzip_tell(file);
+ return ret;
+}
+
+bool
+ZzipInputStream::IsEOF()
+{
+ return (InputPlugin::offset_type)zzip_tell(file) == size;
+}
+
+bool
+ZzipInputStream::Seek(offset_type new_offset, Error &error)
+{
+ zzip_off_t ofs = zzip_seek(file, new_offset, SEEK_SET);
+ if (ofs != -1) {
+ error.Set(zzip_domain, "zzip_seek() has failed");
+ offset = ofs;
+ return true;
+ }
+ return false;
+}
+
+/* exported structures */
+
+static const char *const zzip_archive_extensions[] = {
+ "zip",
+ nullptr
+};
+
+const ArchivePlugin zzip_archive_plugin = {
+ "zzip",
+ nullptr,
+ nullptr,
+ zzip_archive_open,
+ zzip_archive_extensions,
+};
diff --git a/src/archive/plugins/ZzipArchivePlugin.hxx b/src/archive/plugins/ZzipArchivePlugin.hxx
new file mode 100644
index 000000000..cc92b7c52
--- /dev/null
+++ b/src/archive/plugins/ZzipArchivePlugin.hxx
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_ARCHIVE_ZZIP_HXX
+#define MPD_ARCHIVE_ZZIP_HXX
+
+struct ArchivePlugin;
+
+extern const ArchivePlugin zzip_archive_plugin;
+
+#endif