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-rw-r--r--src/decoder/plugins/GmeDecoderPlugin.cxx59
1 files changed, 27 insertions, 32 deletions
diff --git a/src/decoder/plugins/GmeDecoderPlugin.cxx b/src/decoder/plugins/GmeDecoderPlugin.cxx
index 09404b097..8d3116ae1 100644
--- a/src/decoder/plugins/GmeDecoderPlugin.cxx
+++ b/src/decoder/plugins/GmeDecoderPlugin.cxx
@@ -23,6 +23,7 @@
#include "CheckAudioFormat.hxx"
#include "tag/TagHandler.hxx"
#include "fs/Path.hxx"
+#include "fs/AllocatedPath.hxx"
#include "util/Alloc.hxx"
#include "util/FormatString.hxx"
#include "util/UriUtil.hxx"
@@ -30,7 +31,6 @@
#include "util/Domain.hxx"
#include "Log.hxx"
-#include <glib.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
@@ -48,10 +48,27 @@ static constexpr unsigned GME_BUFFER_SAMPLES =
GME_BUFFER_FRAMES * GME_CHANNELS;
struct GmeContainerPath {
- char *path;
+ AllocatedPath path;
unsigned track;
};
+gcc_pure
+static unsigned
+ParseSubtuneName(const char *base)
+{
+ if (memcmp(base, SUBTUNE_PREFIX, sizeof(SUBTUNE_PREFIX) - 1) != 0)
+ return 0;
+
+ base += sizeof(SUBTUNE_PREFIX) - 1;
+
+ char *endptr;
+ auto track = strtoul(base, &endptr, 10);
+ if (endptr == base || *endptr != '.')
+ return 0;
+
+ return track;
+}
+
/**
* returns the file path stripped of any /tune_xxx.* subtune suffix
* and the track number (or 0 if no "tune_xxx" suffix is present).
@@ -59,33 +76,13 @@ struct GmeContainerPath {
static GmeContainerPath
ParseContainerPath(Path path_fs)
{
- const char *subtune_suffix = uri_get_suffix(path_fs.c_str());
- char *path_container = xstrdup(path_fs.c_str());
-
- char pat[64];
- snprintf(pat, sizeof(pat), "%s%s",
- "*/" SUBTUNE_PREFIX "???.",
- subtune_suffix);
- GPatternSpec *path_with_subtune = g_pattern_spec_new(pat);
- if (!g_pattern_match(path_with_subtune,
- strlen(path_container), path_container, nullptr)) {
- g_pattern_spec_free(path_with_subtune);
- return { path_container, 0 };
- }
-
- unsigned track = 0;
-
- char *sub = g_strrstr(path_container, "/" SUBTUNE_PREFIX);
- if (sub != nullptr) {
- *sub = '\0';
- sub += strlen("/" SUBTUNE_PREFIX);
- int song_num = strtol(sub, nullptr, 10);
- if (song_num >= 1)
- track = song_num - 1;
- }
+ const Path base = path_fs.GetBase();
+ unsigned track;
+ if (base.IsNull() ||
+ (track = ParseSubtuneName(base.c_str())) < 1)
+ return { AllocatedPath(path_fs), 0 };
- g_pattern_spec_free(path_with_subtune);
- return { path_container, track };
+ return { path_fs.GetDirectoryName(), track - 1 };
}
static char *
@@ -120,8 +117,7 @@ gme_file_decode(Decoder &decoder, Path path_fs)
Music_Emu *emu;
const char *gme_err =
- gme_open_file(container.path, &emu, GME_SAMPLE_RATE);
- free(container.path);
+ gme_open_file(container.path.c_str(), &emu, GME_SAMPLE_RATE);
if (gme_err != nullptr) {
LogWarning(gme_domain, gme_err);
return;
@@ -256,8 +252,7 @@ gme_scan_file(Path path_fs,
Music_Emu *emu;
const char *gme_err =
- gme_open_file(container.path, &emu, GME_SAMPLE_RATE);
- free(container.path);
+ gme_open_file(container.path.c_str(), &emu, GME_SAMPLE_RATE);
if (gme_err != nullptr) {
LogWarning(gme_domain, gme_err);
return false;