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-rw-r--r--src/archive/Bzip2ArchivePlugin.cxx294
1 files changed, 0 insertions, 294 deletions
diff --git a/src/archive/Bzip2ArchivePlugin.cxx b/src/archive/Bzip2ArchivePlugin.cxx
deleted file mode 100644
index d1e6b51af..000000000
--- a/src/archive/Bzip2ArchivePlugin.cxx
+++ /dev/null
@@ -1,294 +0,0 @@
-/*
- * Copyright (C) 2003-2013 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 "InputStream.hxx"
-#include "InputPlugin.hxx"
-#include "util/RefCount.hxx"
-#include "util/Error.hxx"
-#include "util/Domain.hxx"
-#include "fs/Traits.hxx"
-
-#include <bzlib.h>
-
-#include <stdint.h>
-#include <stddef.h>
-#include <string.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(const char *path, InputStream *_is)
- :ArchiveFile(bz2_archive_plugin),
- name(PathTraits::GetBaseUTF8(path)),
- istream(_is) {
- // remove .bz2 suffix
- const size_t len = name.length();
- if (len > 4)
- name.erase(len - 4);
- }
-
- ~Bzip2ArchiveFile() {
- istream->Close();
- }
-
- 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 {
- InputStream base;
-
- 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);
- void Close();
-};
-
-extern const InputPlugin bz2_inputplugin;
-
-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;
- }
-
- base.ready = true;
- return true;
-}
-
-inline void
-Bzip2InputStream::Close()
-{
- BZ2_bzDecompressEnd(&bzstream);
-}
-
-/* archive open && listing routine */
-
-static ArchiveFile *
-bz2_open(const char *pathname, Error &error)
-{
- static Mutex mutex;
- static Cond cond;
- InputStream *is = InputStream::Open(pathname, 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)
- :base(bz2_inputplugin, uri, mutex, cond),
- archive(&_context), eof(false)
-{
- archive->Ref();
-}
-
-Bzip2InputStream::~Bzip2InputStream()
-{
- 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->base;
-}
-
-static void
-bz2_is_close(InputStream *is)
-{
- Bzip2InputStream *bis = (Bzip2InputStream *)is;
-
- bis->Close();
- delete 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;
-}
-
-static size_t
-bz2_is_read(InputStream *is, void *ptr, size_t length,
- Error &error)
-{
- Bzip2InputStream *bis = (Bzip2InputStream *)is;
- bz_stream *bzstream;
- int bz_result;
- size_t nbytes = 0;
-
- if (bis->eof)
- return 0;
-
- bzstream = &bis->bzstream;
- bzstream->next_out = (char *)ptr;
- bzstream->avail_out = length;
-
- do {
- if (!bz2_fillbuffer(bis, error))
- return 0;
-
- bz_result = BZ2_bzDecompress(bzstream);
-
- if (bz_result == BZ_STREAM_END) {
- bis->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;
- is->offset += nbytes;
-
- return nbytes;
-}
-
-static bool
-bz2_is_eof(InputStream *is)
-{
- Bzip2InputStream *bis = (Bzip2InputStream *)is;
-
- return bis->eof;
-}
-
-/* exported structures */
-
-static const char *const bz2_extensions[] = {
- "bz2",
- nullptr
-};
-
-const InputPlugin bz2_inputplugin = {
- nullptr,
- nullptr,
- nullptr,
- nullptr,
- bz2_is_close,
- nullptr,
- nullptr,
- nullptr,
- nullptr,
- bz2_is_read,
- bz2_is_eof,
- nullptr,
-};
-
-const struct archive_plugin bz2_archive_plugin = {
- "bz2",
- nullptr,
- nullptr,
- bz2_open,
- bz2_extensions,
-};
-