diff options
Diffstat (limited to 'src/archive')
| -rw-r--r-- | src/archive/Bzip2ArchivePlugin.cxx | 298 | ||||
| -rw-r--r-- | src/archive/Bzip2ArchivePlugin.hxx (renamed from src/archive/bz2_archive_plugin.h) | 6 | ||||
| -rw-r--r-- | src/archive/Iso9660ArchivePlugin.cxx | 266 | ||||
| -rw-r--r-- | src/archive/Iso9660ArchivePlugin.hxx (renamed from src/archive/iso9660_archive_plugin.h) | 6 | ||||
| -rw-r--r-- | src/archive/ZzipArchivePlugin.cxx | 230 | ||||
| -rw-r--r-- | src/archive/ZzipArchivePlugin.hxx (renamed from src/archive/zzip_archive_plugin.h) | 6 | ||||
| -rw-r--r-- | src/archive/bz2_archive_plugin.c | 314 | ||||
| -rw-r--r-- | src/archive/iso9660_archive_plugin.c | 290 | ||||
| -rw-r--r-- | src/archive/zzip_archive_plugin.c | 246 |
9 files changed, 803 insertions, 859 deletions
diff --git a/src/archive/Bzip2ArchivePlugin.cxx b/src/archive/Bzip2ArchivePlugin.cxx new file mode 100644 index 00000000..182b9ccd --- /dev/null +++ b/src/archive/Bzip2ArchivePlugin.cxx @@ -0,0 +1,298 @@ +/* + * 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 "InputInternal.hxx" +#include "InputStream.hxx" +#include "InputPlugin.hxx" +#include "util/RefCount.hxx" + +#include <stdint.h> +#include <stddef.h> +#include <string.h> +#include <glib.h> +#include <bzlib.h> + +#ifdef HAVE_OLDER_BZIP2 +#define BZ2_bzDecompressInit bzDecompressInit +#define BZ2_bzDecompress bzDecompress +#endif + +class Bzip2ArchiveFile final : public ArchiveFile { +public: + RefCount ref; + + char *const name; + struct input_stream *const istream; + + Bzip2ArchiveFile(const char *path, input_stream *_is) + :ArchiveFile(bz2_archive_plugin), + name(g_path_get_basename(path)), + istream(_is) { + // remove .bz2 suffix + size_t len = strlen(name); + if (len > 4) + name[len - 4] = 0; + } + + ~Bzip2ArchiveFile() { + input_stream_close(istream); + } + + void Ref() { + ref.Increment(); + } + + void Unref() { + if (!ref.Decrement()) + return; + + g_free(name); + delete this; + } + + virtual void Close() override { + Unref(); + } + + virtual void Visit(ArchiveVisitor &visitor) override { + visitor.VisitArchiveEntry(name); + } + + virtual input_stream *OpenStream(const char *path, + Mutex &mutex, Cond &cond, + GError **error_r) override; +}; + +struct Bzip2InputStream { + struct input_stream base; + + Bzip2ArchiveFile *archive; + + bool eof; + + bz_stream bzstream; + + char buffer[5000]; + + Bzip2InputStream(Bzip2ArchiveFile &context, const char *uri, + Mutex &mutex, Cond &cond); + ~Bzip2InputStream(); + + bool Open(GError **error_r); + void Close(); +}; + +extern const struct input_plugin bz2_inputplugin; + +static inline GQuark +bz2_quark(void) +{ + return g_quark_from_static_string("bz2"); +} + +/* single archive handling allocation helpers */ + +inline bool +Bzip2InputStream::Open(GError **error_r) +{ + 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) { + g_set_error(error_r, bz2_quark(), 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, GError **error_r) +{ + static Mutex mutex; + static Cond cond; + input_stream *is = input_stream_open(pathname, mutex, cond, error_r); + 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(); +} + +input_stream * +Bzip2ArchiveFile::OpenStream(const char *path, + Mutex &mutex, Cond &cond, + GError **error_r) +{ + Bzip2InputStream *bis = new Bzip2InputStream(*this, path, mutex, cond); + if (!bis->Open(error_r)) { + delete bis; + return NULL; + } + + return &bis->base; +} + +static void +bz2_is_close(struct input_stream *is) +{ + Bzip2InputStream *bis = (Bzip2InputStream *)is; + + bis->Close(); + delete bis; +} + +static bool +bz2_fillbuffer(Bzip2InputStream *bis, GError **error_r) +{ + size_t count; + bz_stream *bzstream; + + bzstream = &bis->bzstream; + + if (bzstream->avail_in > 0) + return true; + + count = input_stream_read(bis->archive->istream, + bis->buffer, sizeof(bis->buffer), + error_r); + if (count == 0) + return false; + + bzstream->next_in = bis->buffer; + bzstream->avail_in = count; + return true; +} + +static size_t +bz2_is_read(struct input_stream *is, void *ptr, size_t length, + GError **error_r) +{ + 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_r)) + return 0; + + bz_result = BZ2_bzDecompress(bzstream); + + if (bz_result == BZ_STREAM_END) { + bis->eof = true; + break; + } + + if (bz_result != BZ_OK) { + g_set_error(error_r, bz2_quark(), 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(struct input_stream *is) +{ + Bzip2InputStream *bis = (Bzip2InputStream *)is; + + return bis->eof; +} + +/* exported structures */ + +static const char *const bz2_extensions[] = { + "bz2", + NULL +}; + +const struct input_plugin 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, +}; + diff --git a/src/archive/bz2_archive_plugin.h b/src/archive/Bzip2ArchivePlugin.hxx index 46c69a66..a7933a7a 100644 --- a/src/archive/bz2_archive_plugin.h +++ b/src/archive/Bzip2ArchivePlugin.hxx @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2011 The Music Player Daemon Project + * 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 @@ -17,8 +17,8 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#ifndef MPD_ARCHIVE_BZ2_H -#define MPD_ARCHIVE_BZ2_H +#ifndef MPD_ARCHIVE_BZ2_HXX +#define MPD_ARCHIVE_BZ2_HXX extern const struct archive_plugin bz2_archive_plugin; diff --git a/src/archive/Iso9660ArchivePlugin.cxx b/src/archive/Iso9660ArchivePlugin.cxx new file mode 100644 index 00000000..97fd8bd5 --- /dev/null +++ b/src/archive/Iso9660ArchivePlugin.cxx @@ -0,0 +1,266 @@ +/* + * 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. + */ + +/** + * iso archive handling (requires cdio, and iso9660) + */ + +#include "config.h" +#include "Iso9660ArchivePlugin.hxx" +#include "ArchivePlugin.hxx" +#include "ArchiveFile.hxx" +#include "ArchiveVisitor.hxx" +#include "InputInternal.hxx" +#include "InputStream.hxx" +#include "InputPlugin.hxx" +#include "util/RefCount.hxx" + +#include <cdio/cdio.h> +#include <cdio/iso9660.h> + +#include <glib.h> + +#include <stdlib.h> +#include <string.h> + +#define CEILING(x, y) ((x+(y-1))/y) + +class Iso9660ArchiveFile final : public ArchiveFile { +public: + RefCount ref; + + iso9660_t *iso; + + Iso9660ArchiveFile(iso9660_t *_iso) + :ArchiveFile(iso9660_archive_plugin), iso(_iso) {} + + ~Iso9660ArchiveFile() { + iso9660_close(iso); + } + + void Unref() { + if (ref.Decrement()) + delete this; + } + + void Visit(const char *path, ArchiveVisitor &visitor); + + virtual void Close() override { + Unref(); + } + + virtual void Visit(ArchiveVisitor &visitor) override; + + virtual input_stream *OpenStream(const char *path, + Mutex &mutex, Cond &cond, + GError **error_r) override; +}; + +extern const struct input_plugin iso9660_input_plugin; + +static inline GQuark +iso9660_quark(void) +{ + return g_quark_from_static_string("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(const char *pathname, GError **error_r) +{ + /* open archive */ + auto iso = iso9660_open(pathname); + if (iso == nullptr) { + g_set_error(error_r, iso9660_quark(), 0, + "Failed to open ISO9660 file %s", pathname); + return NULL; + } + + return new Iso9660ArchiveFile(iso); +} + +void +Iso9660ArchiveFile::Visit(ArchiveVisitor &visitor) +{ + Visit("/", visitor); +} + +/* single archive handling */ + +struct Iso9660InputStream { + struct input_stream base; + + Iso9660ArchiveFile *archive; + + iso9660_stat_t *statbuf; + size_t max_blocks; + + Iso9660InputStream(Iso9660ArchiveFile &_archive, const char *uri, + Mutex &mutex, Cond &cond, + iso9660_stat_t *_statbuf) + :base(iso9660_input_plugin, uri, mutex, cond), + archive(&_archive), statbuf(_statbuf), + max_blocks(CEILING(statbuf->size, ISO_BLOCKSIZE)) { + + base.ready = true; + base.size = statbuf->size; + + archive->ref.Increment(); + } + + ~Iso9660InputStream() { + free(statbuf); + archive->Unref(); + } +}; + +input_stream * +Iso9660ArchiveFile::OpenStream(const char *pathname, + Mutex &mutex, Cond &cond, + GError **error_r) +{ + auto statbuf = iso9660_ifs_stat_translate(iso, pathname); + if (statbuf == nullptr) { + g_set_error(error_r, iso9660_quark(), 0, + "not found in the ISO file: %s", pathname); + return NULL; + } + + Iso9660InputStream *iis = + new Iso9660InputStream(*this, pathname, mutex, cond, + statbuf); + return &iis->base; +} + +static void +iso9660_input_close(struct input_stream *is) +{ + Iso9660InputStream *iis = (Iso9660InputStream *)is; + + delete iis; +} + + +static size_t +iso9660_input_read(struct input_stream *is, void *ptr, size_t size, GError **error_r) +{ + Iso9660InputStream *iis = (Iso9660InputStream *)is; + int toread, readed = 0; + int no_blocks, cur_block; + size_t left_bytes = iis->statbuf->size - is->offset; + + size = (size * ISO_BLOCKSIZE) / ISO_BLOCKSIZE; + + if (left_bytes < size) { + toread = left_bytes; + no_blocks = CEILING(left_bytes,ISO_BLOCKSIZE); + } else { + toread = size; + no_blocks = toread / ISO_BLOCKSIZE; + } + if (no_blocks > 0) { + + cur_block = is->offset / ISO_BLOCKSIZE; + + readed = iso9660_iso_seek_read (iis->archive->iso, ptr, + iis->statbuf->lsn + cur_block, no_blocks); + + if (readed != no_blocks * ISO_BLOCKSIZE) { + g_set_error(error_r, iso9660_quark(), 0, + "error reading ISO file at lsn %lu", + (long unsigned int) cur_block); + return 0; + } + if (left_bytes < size) { + readed = left_bytes; + } + + is->offset += readed; + } + return readed; +} + +static bool +iso9660_input_eof(struct input_stream *is) +{ + return is->offset == is->size; +} + +/* exported structures */ + +static const char *const iso9660_archive_extensions[] = { + "iso", + NULL +}; + +const struct input_plugin iso9660_input_plugin = { + nullptr, + nullptr, + nullptr, + nullptr, + iso9660_input_close, + nullptr, + nullptr, + nullptr, + nullptr, + iso9660_input_read, + iso9660_input_eof, + nullptr, +}; + +const struct archive_plugin iso9660_archive_plugin = { + "iso", + nullptr, + nullptr, + iso9660_archive_open, + iso9660_archive_extensions, +}; diff --git a/src/archive/iso9660_archive_plugin.h b/src/archive/Iso9660ArchivePlugin.hxx index 47dc6e47..6fbab615 100644 --- a/src/archive/iso9660_archive_plugin.h +++ b/src/archive/Iso9660ArchivePlugin.hxx @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2011 The Music Player Daemon Project + * 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 @@ -17,8 +17,8 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#ifndef MPD_ARCHIVE_ISO9660_H -#define MPD_ARCHIVE_ISO9660_H +#ifndef MPD_ARCHIVE_ISO9660_HXX +#define MPD_ARCHIVE_ISO9660_HXX extern const struct archive_plugin iso9660_archive_plugin; diff --git a/src/archive/ZzipArchivePlugin.cxx b/src/archive/ZzipArchivePlugin.cxx new file mode 100644 index 00000000..d0db7aa3 --- /dev/null +++ b/src/archive/ZzipArchivePlugin.cxx @@ -0,0 +1,230 @@ +/* + * 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. + */ + +/** + * zip archive handling (requires zziplib) + */ + +#include "config.h" +#include "ZzipArchivePlugin.hxx" +#include "ArchivePlugin.hxx" +#include "ArchiveFile.hxx" +#include "ArchiveVisitor.hxx" +#include "InputInternal.hxx" +#include "InputStream.hxx" +#include "InputPlugin.hxx" +#include "util/RefCount.hxx" + +#include <zzip/zzip.h> +#include <glib.h> +#include <string.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 input_stream *OpenStream(const char *path, + Mutex &mutex, Cond &cond, + GError **error_r) override; +}; + +extern const struct input_plugin zzip_input_plugin; + +static inline GQuark +zzip_quark(void) +{ + return g_quark_from_static_string("zzip"); +} + +/* archive open && listing routine */ + +static ArchiveFile * +zzip_archive_open(const char *pathname, GError **error_r) +{ + ZZIP_DIR *dir = zzip_dir_open(pathname, NULL); + if (dir == nullptr) { + g_set_error(error_r, zzip_quark(), 0, + "Failed to open ZIP file %s", pathname); + return NULL; + } + + 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 { + struct input_stream base; + + ZzipArchiveFile *archive; + + ZZIP_FILE *file; + + ZzipInputStream(ZzipArchiveFile &_archive, const char *uri, + Mutex &mutex, Cond &cond, + ZZIP_FILE *_file) + :base(zzip_input_plugin, uri, mutex, cond), + archive(&_archive), file(_file) { + base.ready = true; + //we are seekable (but its not recommendent to do so) + base.seekable = true; + + ZZIP_STAT z_stat; + zzip_file_stat(file, &z_stat); + base.size = z_stat.st_size; + + archive->ref.Increment(); + } + + ~ZzipInputStream() { + zzip_file_close(file); + archive->Unref(); + } +}; + +input_stream * +ZzipArchiveFile::OpenStream(const char *pathname, + Mutex &mutex, Cond &cond, + GError **error_r) +{ + ZZIP_FILE *_file = zzip_file_open(dir, pathname, 0); + if (_file == nullptr) { + g_set_error(error_r, zzip_quark(), 0, + "not found in the ZIP file: %s", pathname); + return NULL; + } + + ZzipInputStream *zis = + new ZzipInputStream(*this, pathname, + mutex, cond, + _file); + return &zis->base; +} + +static void +zzip_input_close(struct input_stream *is) +{ + ZzipInputStream *zis = (ZzipInputStream *)is; + + delete zis; +} + +static size_t +zzip_input_read(struct input_stream *is, void *ptr, size_t size, + GError **error_r) +{ + ZzipInputStream *zis = (ZzipInputStream *)is; + int ret; + + ret = zzip_file_read(zis->file, ptr, size); + if (ret < 0) { + g_set_error(error_r, zzip_quark(), ret, + "zzip_file_read() has failed"); + return 0; + } + + is->offset = zzip_tell(zis->file); + + return ret; +} + +static bool +zzip_input_eof(struct input_stream *is) +{ + ZzipInputStream *zis = (ZzipInputStream *)is; + + return (goffset)zzip_tell(zis->file) == is->size; +} + +static bool +zzip_input_seek(struct input_stream *is, + goffset offset, int whence, GError **error_r) +{ + ZzipInputStream *zis = (ZzipInputStream *)is; + zzip_off_t ofs = zzip_seek(zis->file, offset, whence); + if (ofs != -1) { + g_set_error(error_r, zzip_quark(), ofs, + "zzip_seek() has failed"); + is->offset = ofs; + return true; + } + return false; +} + +/* exported structures */ + +static const char *const zzip_archive_extensions[] = { + "zip", + NULL +}; + +const struct input_plugin zzip_input_plugin = { + nullptr, + nullptr, + nullptr, + nullptr, + zzip_input_close, + nullptr, + nullptr, + nullptr, + nullptr, + zzip_input_read, + zzip_input_eof, + zzip_input_seek, +}; + +const struct archive_plugin zzip_archive_plugin = { + "zzip", + nullptr, + nullptr, + zzip_archive_open, + zzip_archive_extensions, +}; diff --git a/src/archive/zzip_archive_plugin.h b/src/archive/ZzipArchivePlugin.hxx index 2b2c01e5..4ba16849 100644 --- a/src/archive/zzip_archive_plugin.h +++ b/src/archive/ZzipArchivePlugin.hxx @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2011 The Music Player Daemon Project + * 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 @@ -17,8 +17,8 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#ifndef MPD_ARCHIVE_ZZIP_H -#define MPD_ARCHIVE_ZZIP_H +#ifndef MPD_ARCHIVE_ZZIP_HXX +#define MPD_ARCHIVE_ZZIP_HXX extern const struct archive_plugin zzip_archive_plugin; diff --git a/src/archive/bz2_archive_plugin.c b/src/archive/bz2_archive_plugin.c deleted file mode 100644 index e2420048..00000000 --- a/src/archive/bz2_archive_plugin.c +++ /dev/null @@ -1,314 +0,0 @@ -/* - * Copyright (C) 2003-2011 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 "archive/bz2_archive_plugin.h" -#include "archive_api.h" -#include "input_internal.h" -#include "input_plugin.h" -#include "refcount.h" - -#include <stdint.h> -#include <stddef.h> -#include <string.h> -#include <glib.h> -#include <bzlib.h> - -#ifdef HAVE_OLDER_BZIP2 -#define BZ2_bzDecompressInit bzDecompressInit -#define BZ2_bzDecompress bzDecompress -#endif - -struct bz2_archive_file { - struct archive_file base; - - struct refcount ref; - - char *name; - bool reset; - struct input_stream *istream; -}; - -struct bz2_input_stream { - struct input_stream base; - - struct bz2_archive_file *archive; - - bool eof; - - bz_stream bzstream; - - char buffer[5000]; -}; - -static const struct input_plugin bz2_inputplugin; - -static inline GQuark -bz2_quark(void) -{ - return g_quark_from_static_string("bz2"); -} - -/* single archive handling allocation helpers */ - -static bool -bz2_alloc(struct bz2_input_stream *data, GError **error_r) -{ - int ret; - - data->bzstream.bzalloc = NULL; - data->bzstream.bzfree = NULL; - data->bzstream.opaque = NULL; - - data->bzstream.next_in = (void *) data->buffer; - data->bzstream.avail_in = 0; - - ret = BZ2_bzDecompressInit(&data->bzstream, 0, 0); - if (ret != BZ_OK) { - g_free(data); - - g_set_error(error_r, bz2_quark(), ret, - "BZ2_bzDecompressInit() has failed"); - return false; - } - - return true; -} - -static void -bz2_destroy(struct bz2_input_stream *data) -{ - BZ2_bzDecompressEnd(&data->bzstream); -} - -/* archive open && listing routine */ - -#if GCC_CHECK_VERSION(4, 2) -/* workaround for a warning caused by G_STATIC_MUTEX_INIT */ -#pragma GCC diagnostic ignored "-Wmissing-field-initializers" -#endif - -static struct archive_file * -bz2_open(const char *pathname, GError **error_r) -{ - struct bz2_archive_file *context; - int len; - - context = g_malloc(sizeof(*context)); - archive_file_init(&context->base, &bz2_archive_plugin); - refcount_init(&context->ref); - - //open archive - static GStaticMutex mutex = G_STATIC_MUTEX_INIT; - context->istream = input_stream_open(pathname, - g_static_mutex_get_mutex(&mutex), - NULL, - error_r); - if (context->istream == NULL) { - g_free(context); - return NULL; - } - - context->name = g_path_get_basename(pathname); - - //remove suffix - len = strlen(context->name); - if (len > 4) { - context->name[len - 4] = 0; //remove .bz2 suffix - } - - return &context->base; -} - -static void -bz2_scan_reset(struct archive_file *file) -{ - struct bz2_archive_file *context = (struct bz2_archive_file *) file; - context->reset = true; -} - -static char * -bz2_scan_next(struct archive_file *file) -{ - struct bz2_archive_file *context = (struct bz2_archive_file *) file; - char *name = NULL; - - if (context->reset) { - name = context->name; - context->reset = false; - } - - return name; -} - -static void -bz2_close(struct archive_file *file) -{ - struct bz2_archive_file *context = (struct bz2_archive_file *) file; - - if (!refcount_dec(&context->ref)) - return; - - g_free(context->name); - - input_stream_close(context->istream); - g_free(context); -} - -/* single archive handling */ - -static struct input_stream * -bz2_open_stream(struct archive_file *file, const char *path, - GMutex *mutex, GCond *cond, - GError **error_r) -{ - struct bz2_archive_file *context = (struct bz2_archive_file *) file; - struct bz2_input_stream *bis = g_new(struct bz2_input_stream, 1); - - input_stream_init(&bis->base, &bz2_inputplugin, path, - mutex, cond); - - bis->archive = context; - - bis->base.ready = true; - bis->base.seekable = false; - - if (!bz2_alloc(bis, error_r)) { - input_stream_deinit(&bis->base); - g_free(bis); - return NULL; - } - - bis->eof = false; - - refcount_inc(&context->ref); - - return &bis->base; -} - -static void -bz2_is_close(struct input_stream *is) -{ - struct bz2_input_stream *bis = (struct bz2_input_stream *)is; - - bz2_destroy(bis); - - bz2_close(&bis->archive->base); - - input_stream_deinit(&bis->base); - g_free(bis); -} - -static bool -bz2_fillbuffer(struct bz2_input_stream *bis, GError **error_r) -{ - size_t count; - bz_stream *bzstream; - - bzstream = &bis->bzstream; - - if (bzstream->avail_in > 0) - return true; - - count = input_stream_read(bis->archive->istream, - bis->buffer, sizeof(bis->buffer), - error_r); - if (count == 0) - return false; - - bzstream->next_in = bis->buffer; - bzstream->avail_in = count; - return true; -} - -static size_t -bz2_is_read(struct input_stream *is, void *ptr, size_t length, - GError **error_r) -{ - struct bz2_input_stream *bis = (struct bz2_input_stream *)is; - bz_stream *bzstream; - int bz_result; - size_t nbytes = 0; - - if (bis->eof) - return 0; - - bzstream = &bis->bzstream; - bzstream->next_out = ptr; - bzstream->avail_out = length; - - do { - if (!bz2_fillbuffer(bis, error_r)) - return 0; - - bz_result = BZ2_bzDecompress(bzstream); - - if (bz_result == BZ_STREAM_END) { - bis->eof = true; - break; - } - - if (bz_result != BZ_OK) { - g_set_error(error_r, bz2_quark(), 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(struct input_stream *is) -{ - struct bz2_input_stream *bis = (struct bz2_input_stream *)is; - - return bis->eof; -} - -/* exported structures */ - -static const char *const bz2_extensions[] = { - "bz2", - NULL -}; - -static const struct input_plugin bz2_inputplugin = { - .close = bz2_is_close, - .read = bz2_is_read, - .eof = bz2_is_eof, -}; - -const struct archive_plugin bz2_archive_plugin = { - .name = "bz2", - .open = bz2_open, - .scan_reset = bz2_scan_reset, - .scan_next = bz2_scan_next, - .open_stream = bz2_open_stream, - .close = bz2_close, - .suffixes = bz2_extensions -}; - diff --git a/src/archive/iso9660_archive_plugin.c b/src/archive/iso9660_archive_plugin.c deleted file mode 100644 index bb6cb958..00000000 --- a/src/archive/iso9660_archive_plugin.c +++ /dev/null @@ -1,290 +0,0 @@ -/* - * Copyright (C) 2003-2011 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 "archive/iso9660_archive_plugin.h" -#include "archive_api.h" -#include "input_internal.h" -#include "input_plugin.h" -#include "refcount.h" - -#include <cdio/cdio.h> -#include <cdio/iso9660.h> - -#include <glib.h> -#include <string.h> - -#define CEILING(x, y) ((x+(y-1))/y) - -struct iso9660_archive_file { - struct archive_file base; - - struct refcount ref; - - iso9660_t *iso; - GSList *list; - GSList *iter; -}; - -static const struct input_plugin iso9660_input_plugin; - -static inline GQuark -iso9660_quark(void) -{ - return g_quark_from_static_string("iso9660"); -} - -/* archive open && listing routine */ - -static void -listdir_recur(const char *psz_path, struct iso9660_archive_file *context) -{ - iso9660_t *iso = context->iso; - 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 (_STAT_DIR == statbuf->type ) { - if (strcmp(statbuf->filename, ".") && strcmp(statbuf->filename, "..")) { - strcat(pathname, "/"); - listdir_recur(pathname, context); - } - } else { - //remove leading / - context->list = g_slist_prepend( context->list, - g_strdup(pathname + 1)); - } - } - _cdio_list_free (entlist, true); -} - -static struct archive_file * -iso9660_archive_open(const char *pathname, GError **error_r) -{ - struct iso9660_archive_file *context = - g_new(struct iso9660_archive_file, 1); - - archive_file_init(&context->base, &iso9660_archive_plugin); - refcount_init(&context->ref); - - context->list = NULL; - - /* open archive */ - context->iso = iso9660_open (pathname); - if (context->iso == NULL) { - g_set_error(error_r, iso9660_quark(), 0, - "Failed to open ISO9660 file %s", pathname); - return NULL; - } - - listdir_recur("/", context); - - return &context->base; -} - -static void -iso9660_archive_scan_reset(struct archive_file *file) -{ - struct iso9660_archive_file *context = - (struct iso9660_archive_file *)file; - - //reset iterator - context->iter = context->list; -} - -static char * -iso9660_archive_scan_next(struct archive_file *file) -{ - struct iso9660_archive_file *context = - (struct iso9660_archive_file *)file; - - char *data = NULL; - if (context->iter != NULL) { - ///fetch data and goto next - data = context->iter->data; - context->iter = g_slist_next(context->iter); - } - return data; -} - -static void -iso9660_archive_close(struct archive_file *file) -{ - struct iso9660_archive_file *context = - (struct iso9660_archive_file *)file; - GSList *tmp; - - if (!refcount_dec(&context->ref)) - return; - - if (context->list) { - //free list - for (tmp = context->list; tmp != NULL; tmp = g_slist_next(tmp)) - g_free(tmp->data); - g_slist_free(context->list); - } - //close archive - iso9660_close(context->iso); - - g_free(context); -} - -/* single archive handling */ - -struct iso9660_input_stream { - struct input_stream base; - - struct iso9660_archive_file *archive; - - iso9660_stat_t *statbuf; - size_t max_blocks; -}; - -static struct input_stream * -iso9660_archive_open_stream(struct archive_file *file, const char *pathname, - GMutex *mutex, GCond *cond, - GError **error_r) -{ - struct iso9660_archive_file *context = - (struct iso9660_archive_file *)file; - struct iso9660_input_stream *iis; - - iis = g_new(struct iso9660_input_stream, 1); - input_stream_init(&iis->base, &iso9660_input_plugin, pathname, - mutex, cond); - - iis->archive = context; - iis->statbuf = iso9660_ifs_stat_translate(context->iso, pathname); - if (iis->statbuf == NULL) { - g_free(iis); - g_set_error(error_r, iso9660_quark(), 0, - "not found in the ISO file: %s", pathname); - return NULL; - } - - iis->base.ready = true; - //we are not seekable - iis->base.seekable = false; - - iis->base.size = iis->statbuf->size; - - iis->max_blocks = CEILING(iis->statbuf->size, ISO_BLOCKSIZE); - - refcount_inc(&context->ref); - - return &iis->base; -} - -static void -iso9660_input_close(struct input_stream *is) -{ - struct iso9660_input_stream *iis = (struct iso9660_input_stream *)is; - - g_free(iis->statbuf); - - iso9660_archive_close(&iis->archive->base); - - input_stream_deinit(&iis->base); - g_free(iis); -} - - -static size_t -iso9660_input_read(struct input_stream *is, void *ptr, size_t size, GError **error_r) -{ - struct iso9660_input_stream *iis = (struct iso9660_input_stream *)is; - int toread, readed = 0; - int no_blocks, cur_block; - size_t left_bytes = iis->statbuf->size - is->offset; - - size = (size * ISO_BLOCKSIZE) / ISO_BLOCKSIZE; - - if (left_bytes < size) { - toread = left_bytes; - no_blocks = CEILING(left_bytes,ISO_BLOCKSIZE); - } else { - toread = size; - no_blocks = toread / ISO_BLOCKSIZE; - } - if (no_blocks > 0) { - - cur_block = is->offset / ISO_BLOCKSIZE; - - readed = iso9660_iso_seek_read (iis->archive->iso, ptr, - iis->statbuf->lsn + cur_block, no_blocks); - - if (readed != no_blocks * ISO_BLOCKSIZE) { - g_set_error(error_r, iso9660_quark(), 0, - "error reading ISO file at lsn %lu", - (long unsigned int) cur_block); - return 0; - } - if (left_bytes < size) { - readed = left_bytes; - } - - is->offset += readed; - } - return readed; -} - -static bool -iso9660_input_eof(struct input_stream *is) -{ - return is->offset == is->size; -} - -/* exported structures */ - -static const char *const iso9660_archive_extensions[] = { - "iso", - NULL -}; - -static const struct input_plugin iso9660_input_plugin = { - .close = iso9660_input_close, - .read = iso9660_input_read, - .eof = iso9660_input_eof, -}; - -const struct archive_plugin iso9660_archive_plugin = { - .name = "iso", - .open = iso9660_archive_open, - .scan_reset = iso9660_archive_scan_reset, - .scan_next = iso9660_archive_scan_next, - .open_stream = iso9660_archive_open_stream, - .close = iso9660_archive_close, - .suffixes = iso9660_archive_extensions -}; diff --git a/src/archive/zzip_archive_plugin.c b/src/archive/zzip_archive_plugin.c deleted file mode 100644 index ad96b5f8..00000000 --- a/src/archive/zzip_archive_plugin.c +++ /dev/null @@ -1,246 +0,0 @@ -/* - * Copyright (C) 2003-2011 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 "archive/zzip_archive_plugin.h" -#include "archive_api.h" -#include "archive_api.h" -#include "input_internal.h" -#include "input_plugin.h" -#include "refcount.h" - -#include <zzip/zzip.h> -#include <glib.h> -#include <string.h> - -struct zzip_archive { - struct archive_file base; - - struct refcount ref; - - ZZIP_DIR *dir; - GSList *list; - GSList *iter; -}; - -static const struct input_plugin zzip_input_plugin; - -static inline GQuark -zzip_quark(void) -{ - return g_quark_from_static_string("zzip"); -} - -/* archive open && listing routine */ - -static struct archive_file * -zzip_archive_open(const char *pathname, GError **error_r) -{ - struct zzip_archive *context = g_malloc(sizeof(*context)); - ZZIP_DIRENT dirent; - - archive_file_init(&context->base, &zzip_archive_plugin); - refcount_init(&context->ref); - - // open archive - context->list = NULL; - context->dir = zzip_dir_open(pathname, NULL); - if (context->dir == NULL) { - g_set_error(error_r, zzip_quark(), 0, - "Failed to open ZIP file %s", pathname); - return NULL; - } - - while (zzip_dir_read(context->dir, &dirent)) { - //add only files - if (dirent.st_size > 0) { - context->list = g_slist_prepend(context->list, - g_strdup(dirent.d_name)); - } - } - - return &context->base; -} - -static void -zzip_archive_scan_reset(struct archive_file *file) -{ - struct zzip_archive *context = (struct zzip_archive *) file; - //reset iterator - context->iter = context->list; -} - -static char * -zzip_archive_scan_next(struct archive_file *file) -{ - struct zzip_archive *context = (struct zzip_archive *) file; - char *data = NULL; - if (context->iter != NULL) { - ///fetch data and goto next - data = context->iter->data; - context->iter = g_slist_next(context->iter); - } - return data; -} - -static void -zzip_archive_close(struct archive_file *file) -{ - struct zzip_archive *context = (struct zzip_archive *) file; - - if (!refcount_dec(&context->ref)) - return; - - if (context->list) { - //free list - for (GSList *tmp = context->list; tmp != NULL; tmp = g_slist_next(tmp)) - g_free(tmp->data); - g_slist_free(context->list); - } - //close archive - zzip_dir_close (context->dir); - - g_free(context); -} - -/* single archive handling */ - -struct zzip_input_stream { - struct input_stream base; - - struct zzip_archive *archive; - - ZZIP_FILE *file; -}; - -static struct input_stream * -zzip_archive_open_stream(struct archive_file *file, - const char *pathname, - GMutex *mutex, GCond *cond, - GError **error_r) -{ - struct zzip_archive *context = (struct zzip_archive *) file; - struct zzip_input_stream *zis; - ZZIP_STAT z_stat; - - zis = g_new(struct zzip_input_stream, 1); - input_stream_init(&zis->base, &zzip_input_plugin, pathname, - mutex, cond); - - zis->archive = context; - zis->file = zzip_file_open(context->dir, pathname, 0); - if (zis->file == NULL) { - g_free(zis); - g_set_error(error_r, zzip_quark(), 0, - "not found in the ZIP file: %s", pathname); - return NULL; - } - - zis->base.ready = true; - //we are seekable (but its not recommendent to do so) - zis->base.seekable = true; - - zzip_file_stat(zis->file, &z_stat); - zis->base.size = z_stat.st_size; - - refcount_inc(&context->ref); - - return &zis->base; -} - -static void -zzip_input_close(struct input_stream *is) -{ - struct zzip_input_stream *zis = (struct zzip_input_stream *)is; - - zzip_file_close(zis->file); - zzip_archive_close(&zis->archive->base); - input_stream_deinit(&zis->base); - g_free(zis); -} - -static size_t -zzip_input_read(struct input_stream *is, void *ptr, size_t size, - GError **error_r) -{ - struct zzip_input_stream *zis = (struct zzip_input_stream *)is; - int ret; - - ret = zzip_file_read(zis->file, ptr, size); - if (ret < 0) { - g_set_error(error_r, zzip_quark(), ret, - "zzip_file_read() has failed"); - return 0; - } - - is->offset = zzip_tell(zis->file); - - return ret; -} - -static bool -zzip_input_eof(struct input_stream *is) -{ - struct zzip_input_stream *zis = (struct zzip_input_stream *)is; - - return (goffset)zzip_tell(zis->file) == is->size; -} - -static bool -zzip_input_seek(struct input_stream *is, - goffset offset, int whence, GError **error_r) -{ - struct zzip_input_stream *zis = (struct zzip_input_stream *)is; - zzip_off_t ofs = zzip_seek(zis->file, offset, whence); - if (ofs != -1) { - g_set_error(error_r, zzip_quark(), ofs, - "zzip_seek() has failed"); - is->offset = ofs; - return true; - } - return false; -} - -/* exported structures */ - -static const char *const zzip_archive_extensions[] = { - "zip", - NULL -}; - -static const struct input_plugin zzip_input_plugin = { - .close = zzip_input_close, - .read = zzip_input_read, - .eof = zzip_input_eof, - .seek = zzip_input_seek, -}; - -const struct archive_plugin zzip_archive_plugin = { - .name = "zzip", - .open = zzip_archive_open, - .scan_reset = zzip_archive_scan_reset, - .scan_next = zzip_archive_scan_next, - .open_stream = zzip_archive_open_stream, - .close = zzip_archive_close, - .suffixes = zzip_archive_extensions -}; 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