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path: root/src/decoder/plugins/SidplayDecoderPlugin.cxx
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Diffstat (limited to 'src/decoder/plugins/SidplayDecoderPlugin.cxx')
-rw-r--r--src/decoder/plugins/SidplayDecoderPlugin.cxx180
1 files changed, 61 insertions, 119 deletions
diff --git a/src/decoder/plugins/SidplayDecoderPlugin.cxx b/src/decoder/plugins/SidplayDecoderPlugin.cxx
index 8435f095f..395945157 100644
--- a/src/decoder/plugins/SidplayDecoderPlugin.cxx
+++ b/src/decoder/plugins/SidplayDecoderPlugin.cxx
@@ -22,67 +22,44 @@
#include "../DecoderAPI.hxx"
#include "tag/TagHandler.hxx"
#include "fs/Path.hxx"
+#include "fs/AllocatedPath.hxx"
#include "util/FormatString.hxx"
#include "util/Domain.hxx"
+#include "util/Error.hxx"
#include "system/ByteOrder.hxx"
+#include "system/FatalError.hxx"
#include "Log.hxx"
-#include <errno.h>
-#include <stdlib.h>
#include <string.h>
-#include <glib.h>
#include <sidplay/sidplay2.h>
#include <sidplay/builders/resid.h>
#include <sidplay/utils/SidTuneMod.h>
+#include <sidplay/utils/SidDatabase.h>
#define SUBTUNE_PREFIX "tune_"
static constexpr Domain sidplay_domain("sidplay");
-static GPatternSpec *path_with_subtune;
-static const char *songlength_file;
-static GKeyFile *songlength_database;
+static SidDatabase *songlength_database;
static bool all_files_are_containers;
static unsigned default_songlength;
static bool filter_setting;
-static GKeyFile *
-sidplay_load_songlength_db(const char *path)
+static SidDatabase *
+sidplay_load_songlength_db(const Path path)
{
- GError *error = nullptr;
- gchar *data;
- gsize size;
-
- if (!g_file_get_contents(path, &data, &size, &error)) {
+ SidDatabase *db = new SidDatabase();
+ if (db->open(path.c_str()) < 0) {
FormatError(sidplay_domain,
"unable to read songlengths file %s: %s",
- path, error->message);
- g_error_free(error);
- return nullptr;
- }
-
- /* replace any ; comment characters with # */
- for (gsize i = 0; i < size; i++)
- if (data[i] == ';')
- data[i] = '#';
-
- GKeyFile *db = g_key_file_new();
- bool success = g_key_file_load_from_data(db, data, size,
- G_KEY_FILE_NONE, &error);
- g_free(data);
- if (!success) {
- FormatError(sidplay_domain,
- "unable to parse songlengths file %s: %s",
- path, error->message);
- g_error_free(error);
- g_key_file_free(db);
+ path.c_str(), db->error());
+ delete db;
return nullptr;
}
- g_key_file_set_list_separator(db, ' ');
return db;
}
@@ -90,18 +67,18 @@ static bool
sidplay_init(const config_param &param)
{
/* read the songlengths database file */
- songlength_file = param.GetBlockValue("songlength_database");
- if (songlength_file != nullptr)
- songlength_database = sidplay_load_songlength_db(songlength_file);
+ Error error;
+ const auto database_path = param.GetBlockPath("songlength_database", error);
+ if (!database_path.IsNull())
+ songlength_database = sidplay_load_songlength_db(database_path);
+ else if (error.IsDefined())
+ FatalError(error);
default_songlength = param.GetBlockValue("default_songlength", 0u);
all_files_are_containers =
param.GetBlockValue("all_files_are_containers", true);
- path_with_subtune=g_pattern_spec_new(
- "*/" SUBTUNE_PREFIX "???.sid");
-
filter_setting = param.GetBlockValue("filter", true);
return true;
@@ -110,96 +87,61 @@ sidplay_init(const config_param &param)
static void
sidplay_finish()
{
- g_pattern_spec_free(path_with_subtune);
-
- if(songlength_database)
- g_key_file_free(songlength_database);
+ delete songlength_database;
}
-/**
- * returns the file path stripped of any /tune_xxx.sid subtune
- * suffix
- */
-static char *
-get_container_name(Path path_fs)
+struct SidplayContainerPath {
+ AllocatedPath path;
+ unsigned track;
+};
+
+gcc_pure
+static unsigned
+ParseSubtuneName(const char *base)
{
- char *path_container = strdup(path_fs.c_str());
+ if (memcmp(base, SUBTUNE_PREFIX, sizeof(SUBTUNE_PREFIX) - 1) != 0)
+ return 0;
- if(!g_pattern_match(path_with_subtune,
- strlen(path_container), path_container, nullptr))
- return path_container;
+ base += sizeof(SUBTUNE_PREFIX) - 1;
- char *ptr=g_strrstr(path_container, "/" SUBTUNE_PREFIX);
- if(ptr) *ptr='\0';
+ char *endptr;
+ auto track = strtoul(base, &endptr, 10);
+ if (endptr == base || *endptr != '.')
+ return 0;
- return path_container;
+ return track;
}
/**
- * returns tune number from file.sid/tune_xxx.sid style path or 1 if
- * no subtune is appended
+ * returns the file path stripped of any /tune_xxx.* subtune suffix
+ * and the track number (or 1 if no "tune_xxx" suffix is present).
*/
-static unsigned
-get_song_num(const char *path_fs)
+static SidplayContainerPath
+ParseContainerPath(Path path_fs)
{
- if(g_pattern_match(path_with_subtune,
- strlen(path_fs), path_fs, nullptr)) {
- char *sub=g_strrstr(path_fs, "/" SUBTUNE_PREFIX);
- if(!sub) return 1;
-
- sub+=strlen("/" SUBTUNE_PREFIX);
- int song_num=strtol(sub, nullptr, 10);
-
- if (errno == EINVAL)
- return 1;
- else
- return song_num;
- } else
- return 1;
+ const Path base = path_fs.GetBase();
+ unsigned track;
+ if (base.IsNull() ||
+ (track = ParseSubtuneName(base.c_str())) < 1)
+ return { AllocatedPath(path_fs), 1 };
+
+ return { path_fs.GetDirectoryName(), track };
}
/* get the song length in seconds */
static SignedSongTime
-get_song_length(Path path_fs)
+get_song_length(SidTuneMod &tune)
{
+ assert(tune);
+
if (songlength_database == nullptr)
return SignedSongTime::Negative();
- char *sid_file = get_container_name(path_fs);
- SidTuneMod tune(sid_file);
- free(sid_file);
- if(!tune) {
- LogWarning(sidplay_domain,
- "failed to load file for calculating md5 sum");
+ const auto length = songlength_database->length(tune);
+ if (length < 0)
return SignedSongTime::Negative();
- }
- char md5sum[SIDTUNE_MD5_LENGTH+1];
- tune.createMD5(md5sum);
-
- const unsigned song_num = get_song_num(path_fs.c_str());
- gsize num_items;
- gchar **values=g_key_file_get_string_list(songlength_database,
- "Database", md5sum, &num_items, nullptr);
- if(!values || song_num>num_items) {
- g_strfreev(values);
- return SignedSongTime::Negative();
- }
-
- int minutes=strtol(values[song_num-1], nullptr, 10);
- if(errno==EINVAL) minutes=0;
-
- int seconds;
- char *ptr=strchr(values[song_num-1], ':');
- if(ptr) {
- seconds=strtol(ptr+1, nullptr, 10);
- if(errno==EINVAL) seconds=0;
- } else
- seconds=0;
-
- g_strfreev(values);
-
- return SignedSongTime::FromS((minutes * 60) + seconds);
+ return SignedSongTime::FromS(length);
}
static void
@@ -209,18 +151,17 @@ sidplay_file_decode(Decoder &decoder, Path path_fs)
/* load the tune */
- char *path_container=get_container_name(path_fs);
- SidTune tune(path_container, nullptr, true);
- free(path_container);
+ const auto container = ParseContainerPath(path_fs);
+ SidTuneMod tune(container.path.c_str());
if (!tune) {
LogWarning(sidplay_domain, "failed to load file");
return;
}
- const int song_num = get_song_num(path_fs.c_str());
+ const int song_num = container.track;
tune.selectSong(song_num);
- auto duration = get_song_length(path_fs);
+ auto duration = get_song_length(tune);
if (duration.IsNegative() && default_songlength > 0)
duration = SongTime::FromS(default_songlength);
@@ -347,14 +288,15 @@ static bool
sidplay_scan_file(Path path_fs,
const struct tag_handler *handler, void *handler_ctx)
{
- const int song_num = get_song_num(path_fs.c_str());
- char *path_container=get_container_name(path_fs);
+ const auto container = ParseContainerPath(path_fs);
+ const unsigned song_num = container.track;
- SidTune tune(path_container, nullptr, true);
- free(path_container);
+ SidTuneMod tune(container.path.c_str());
if (!tune)
return false;
+ tune.selectSong(song_num);
+
const SidTuneInfo &info = tune.getInfo();
/* title */
@@ -385,7 +327,7 @@ sidplay_scan_file(Path path_fs,
tag_handler_invoke_tag(handler, handler_ctx, TAG_TRACK, track);
/* time */
- const auto duration = get_song_length(path_fs);
+ const auto duration = get_song_length(tune);
if (!duration.IsNegative())
tag_handler_invoke_duration(handler, handler_ctx,
SongTime(duration));