1 files changed, 86 insertions, 0 deletions
diff --git a/src/core/file_sys/directory_sdmc.cpp b/src/core/file_sys/directory_sdmc.cpp
new file mode 100644
index 00000000..11e86785
--- /dev/null
+++ b/src/core/file_sys/directory_sdmc.cpp
@@ -0,0 +1,86 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include <sys/stat.h>
+
+#include "common/common_types.h"
+#include "common/file_util.h"
+
+#include "core/file_sys/directory_sdmc.h"
+#include "core/file_sys/archive_sdmc.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// FileSys namespace
+
+namespace FileSys {
+
+Directory_SDMC::Directory_SDMC(const Archive_SDMC* archive, const std::string& path) {
+    // TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
+    // the root directory we set while opening the archive.
+    // For example, opening /../../usr/bin can give the emulated program your installed programs.
+    std::string absolute_path = archive->GetMountPoint() + path;
+    entry_count = FileUtil::ScanDirectoryTree(absolute_path, entry);
+    current_entry = 0;
+}
+
+Directory_SDMC::~Directory_SDMC() {
+    Close();
+}
+
+/**
+ * List files contained in the directory
+ * @param count Number of entries to return at once in entries
+ * @param entries Buffer to read data into
+ * @return Number of entries listed
+ */
+u32 Directory_SDMC::Read(const u32 count, Entry* entries) {
+    u32 i;
+    for (i = 0; i < count && current_entry < entry_count; ++i) {
+        FileUtil::FSTEntry file = entry.children[current_entry];
+        std::string filename = file.virtualName;
+        WARN_LOG(FILESYS, "File %s: size=%d dir=%d", filename.c_str(), file.size, file.isDirectory);
+
+        Entry* entry = &entries[i];
+
+        // TODO(Link Mauve): use a proper conversion to UTF-16.
+        for (int j = 0; j < FILENAME_LENGTH; ++j) {
+            entry->filename[j] = filename[j];
+            if (!filename[j])
+                break;
+        }
+
+        // Split the filename into 8.3 format.
+        // TODO(Link Mauve): move that to common, I guess, and make it more robust to long filenames.
+        std::string::size_type n = filename.rfind('.');
+        if (n == std::string::npos) {
+            strncpy(entry->short_name, filename.c_str(), 8);
+            memset(entry->extension, '\0', 3);
+        } else {
+            strncpy(entry->short_name, filename.substr(0, n).c_str(), 8);
+            strncpy(entry->extension, filename.substr(n + 1).c_str(), 8);
+        }
+
+        entry->is_directory = file.isDirectory;
+        entry->file_size = file.size;
+
+        // We emulate a SD card where the archive bit has never been cleared, as it would be on
+        // most user SD cards.
+        // Some homebrews (blargSNES for instance) are known to mistakenly use the archive bit as a
+        // file bit.
+        entry->is_archive = !file.isDirectory;
+
+        ++current_entry;
+    }
+    return i;
+}
+
+/**
+ * Close the directory
+ * @return true if the directory closed correctly
+ */
+bool Directory_SDMC::Close() const {
+    return true;
+}
+
+} // namespace FileSys