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-rw-r--r--src/core/hle/kernel/archive.cpp98
1 files changed, 92 insertions, 6 deletions
diff --git a/src/core/hle/kernel/archive.cpp b/src/core/hle/kernel/archive.cpp
index d7351e702..f31c02ea9 100644
--- a/src/core/hle/kernel/archive.cpp
+++ b/src/core/hle/kernel/archive.cpp
@@ -4,6 +4,8 @@
#include "common/common_types.h"
+#include "core/file_sys/archive.h"
+#include "core/hle/service/service.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/archive.h"
@@ -12,6 +14,21 @@
namespace Kernel {
+// Command to access archive file
+enum class FileCommand : u32 {
+ Dummy1 = 0x000100C6,
+ Control = 0x040100C4,
+ OpenSubFile = 0x08010100,
+ Read = 0x080200C2,
+ Write = 0x08030102,
+ GetSize = 0x08040000,
+ SetSize = 0x08050080,
+ GetAttributes = 0x08060000,
+ SetAttributes = 0x08070040,
+ Close = 0x08080000,
+ Flush = 0x08090000,
+};
+
class Archive : public Object {
public:
const char* GetTypeName() const { return "Archive"; }
@@ -20,7 +37,37 @@ public:
static Kernel::HandleType GetStaticHandleType() { return HandleType::Archive; }
Kernel::HandleType GetHandleType() const { return HandleType::Archive; }
- std::string name; ///< Name of archive (optional)
+ std::string name; ///< Name of archive (optional)
+ FileSys::Archive* backend; ///< Archive backend interface
+
+ /**
+ * Synchronize kernel object
+ * @param wait Boolean wait set if current thread should wait as a result of sync operation
+ * @return Result of operation, 0 on success, otherwise error code
+ */
+ Result SyncRequest(bool* wait) {
+ u32* cmd_buff = Service::GetCommandBuffer();
+ FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
+ switch (cmd) {
+
+ // Read from archive...
+ case FileCommand::Read:
+ {
+ u64 offset = cmd_buff[1] | ((u64) cmd_buff[2]) << 32;
+ u32 length = cmd_buff[3];
+ u32 address = cmd_buff[5];
+ cmd_buff[2] = backend->Read(offset, length, Memory::GetPointer(address));
+ break;
+ }
+
+ // Unknown command...
+ default:
+ ERROR_LOG(KERNEL, "Unknown command=0x%08X!", cmd);
+ return -1;
+ }
+ cmd_buff[1] = 0; // No error
+ return 0;
+ }
/**
* Wait for kernel object to synchronize
@@ -29,32 +76,71 @@ public:
*/
Result WaitSynchronization(bool* wait) {
// TODO(bunnei): ImplementMe
- ERROR_LOG(OSHLE, "unimplemented function");
+ ERROR_LOG(OSHLE, "(UNIMPLEMENTED)");
return 0;
}
};
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
+std::map<FileSys::Archive::IdCode, Handle> g_archive_map; ///< Map of file archives by IdCode
+
+/**
+ * Opens an archive
+ * @param id_code IdCode of the archive to open
+ * @return Handle to archive if it exists, otherwise a null handle (0)
+ */
+Handle OpenArchive(FileSys::Archive::IdCode id_code) {
+ auto itr = g_archive_map.find(id_code);
+ if (itr == g_archive_map.end()) {
+ return 0;
+ }
+ return itr->second;
+}
+
+/**
+ * Mounts an archive
+ * @param archive Pointer to the archive to mount
+ * @return Result of operation, 0 on success, otherwise error code
+ */
+Result MountArchive(Archive* archive) {
+ FileSys::Archive::IdCode id_code = archive->backend->GetIdCode();
+ if (0 != OpenArchive(id_code)) {
+ ERROR_LOG(KERNEL, "Cannot mount two archives with the same ID code! (%d)", (int) id_code);
+ return -1;
+ }
+ g_archive_map[id_code] = archive->GetHandle();
+ INFO_LOG(KERNEL, "Mounted archive %s", archive->GetName());
+ return 0;
+}
+
/**
* Creates an Archive
- * @param name Optional name of Archive
* @param handle Handle to newly created archive object
+ * @param backend File system backend interface to the archive
+ * @param name Optional name of Archive
* @return Newly created Archive object
*/
-Archive* CreateArchive(Handle& handle, const std::string& name) {
+Archive* CreateArchive(Handle& handle, FileSys::Archive* backend, const std::string& name) {
Archive* archive = new Archive;
handle = Kernel::g_object_pool.Create(archive);
archive->name = name;
+ archive->backend = backend;
+
+ MountArchive(archive);
+
return archive;
}
/**
* Creates an Archive
+ * @param backend File system backend interface to the archive
* @param name Optional name of Archive
* @return Handle to newly created Archive object
*/
-Handle CreateArchive(const std::string& name) {
+Handle CreateArchive(FileSys::Archive* backend, const std::string& name) {
Handle handle;
- Archive* archive = CreateArchive(handle, name);
+ Archive* archive = CreateArchive(handle, backend, name);
return handle;
}