diff options
Diffstat (limited to 'src/core/loader.cpp')
-rw-r--r-- | src/core/loader.cpp | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/src/core/loader.cpp b/src/core/loader.cpp deleted file mode 100644 index ff1c873bb6..0000000000 --- a/src/core/loader.cpp +++ /dev/null @@ -1,275 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 -// Refer to the license.txt file included. - -#include "common/common_types.h" -#include "common/file_util.h" - -#include "core/loader.h" -#include "core/system.h" -#include "core/core.h" -#include "core/file_sys/directory_file_system.h" -#include "core/elf/elf_reader.h" -#include "core/hle/kernel/kernel.h" -#include "core/mem_map.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// - -/// Loads an extracted CXI from a directory -bool LoadDirectory_CXI(std::string &filename) { - std::string full_path = filename; - std::string path, file, extension; - SplitPath(ReplaceAll(full_path, "\\", "/"), &path, &file, &extension); -#if EMU_PLATFORM == PLATFORM_WINDOWS - path = ReplaceAll(path, "/", "\\"); -#endif - DirectoryFileSystem *fs = new DirectoryFileSystem(&System::g_ctr_file_system, path); - System::g_ctr_file_system.Mount("fs:", fs); - - std::string final_name = "fs:/" + file + extension; - File::IOFile f(filename, "rb"); - - if (f.IsOpen()) { - // TODO(ShizZy): read here to memory.... - } - ERROR_LOG(TIME, "Unimplemented function!"); - return true; -} - -/// Loads a CTR ELF file -bool Load_ELF(std::string &filename) { - std::string full_path = filename; - std::string path, file, extension; - SplitPath(ReplaceAll(full_path, "\\", "/"), &path, &file, &extension); -#if EMU_PLATFORM == PLATFORM_WINDOWS - path = ReplaceAll(path, "/", "\\"); -#endif - File::IOFile f(filename, "rb"); - - if (f.IsOpen()) { - u64 size = f.GetSize(); - u8* buffer = new u8[size]; - ElfReader* elf_reader = NULL; - - f.ReadBytes(buffer, size); - - elf_reader = new ElfReader(buffer); - elf_reader->LoadInto(0x00100000); - - Kernel::LoadExec(elf_reader->GetEntryPoint()); - - delete[] buffer; - delete elf_reader; - } else { - return false; - } - f.Close(); - - return true; -} - -/// Loads a Launcher DAT file -bool Load_DAT(std::string &filename) { - std::string full_path = filename; - std::string path, file, extension; - SplitPath(ReplaceAll(full_path, "\\", "/"), &path, &file, &extension); -#if EMU_PLATFORM == PLATFORM_WINDOWS - path = ReplaceAll(path, "/", "\\"); -#endif - File::IOFile f(filename, "rb"); - - if (f.IsOpen()) { - u64 size = f.GetSize(); - u8* buffer = new u8[size]; - - f.ReadBytes(buffer, size); - - /** - * (mattvail) We shouldn't really support this type of file - * but for the sake of making it easier... we'll temporarily/hackishly - * allow it. No sense in making a proper reader for this. - */ - u32 entry_point = 0x00100000; // write to same entrypoint as elf - u32 payload_offset = 0xA150; - - const u8 *src = &buffer[payload_offset]; - u8 *dst = Memory::GetPointer(entry_point); - u32 srcSize = size - payload_offset; //just load everything... - u32 *s = (u32*)src; - u32 *d = (u32*)dst; - for (int j = 0; j < (int)(srcSize + 3) / 4; j++) - { - *d++ = (*s++); - } - - Kernel::LoadExec(entry_point); - - - delete[] buffer; - } - else { - return false; - } - f.Close(); - - return true; -} - - -/// Loads a CTR BIN file extracted from an ExeFS -bool Load_BIN(std::string &filename) { - std::string full_path = filename; - std::string path, file, extension; - SplitPath(ReplaceAll(full_path, "\\", "/"), &path, &file, &extension); -#if EMU_PLATFORM == PLATFORM_WINDOWS - path = ReplaceAll(path, "/", "\\"); -#endif - File::IOFile f(filename, "rb"); - - if (f.IsOpen()) { - u64 size = f.GetSize(); - u8* buffer = new u8[size]; - - f.ReadBytes(buffer, size); - - u32 entry_point = 0x00100000; // Hardcoded, read from exheader - - const u8 *src = buffer; - u8 *dst = Memory::GetPointer(entry_point); - u32 srcSize = size; - u32 *s = (u32*)src; - u32 *d = (u32*)dst; - for (int j = 0; j < (int)(srcSize + 3) / 4; j++) - { - *d++ = (*s++); - } - - Kernel::LoadExec(entry_point); - - delete[] buffer; - } - else { - return false; - } - f.Close(); - - return true; -} - -namespace Loader { - -bool IsBootableDirectory() { - ERROR_LOG(TIME, "Unimplemented function!"); - return true; -} - -/** - * Identifies the type of a bootable file - * @param filename String filename of bootable file - * @todo (ShizZy) this function sucks... make it actually check file contents etc. - * @return FileType of file - */ -FileType IdentifyFile(std::string &filename) { - if (filename.size() == 0) { - ERROR_LOG(LOADER, "invalid filename %s", filename.c_str()); - return FILETYPE_ERROR; - } - std::string extension = filename.size() >= 5 ? filename.substr(filename.size() - 4) : ""; - - if (File::IsDirectory(filename)) { - if (IsBootableDirectory()) { - return FILETYPE_DIRECTORY_CXI; - } - else { - return FILETYPE_NORMAL_DIRECTORY; - } - } - else if (!strcasecmp(extension.c_str(), ".elf")) { - return FILETYPE_CTR_ELF; // TODO(bunnei): Do some filetype checking :p - } - else if (!strcasecmp(extension.c_str(), ".axf")) { - return FILETYPE_CTR_ELF; // TODO(bunnei): Do some filetype checking :p - } - else if (!strcasecmp(extension.c_str(), ".bin")) { - return FILETYPE_CTR_BIN; - } - else if (!strcasecmp(extension.c_str(), ".dat")) { - return FILETYPE_LAUNCHER_DAT; - } - else if (!strcasecmp(extension.c_str(), ".zip")) { - return FILETYPE_ARCHIVE_ZIP; - } - else if (!strcasecmp(extension.c_str(), ".rar")) { - return FILETYPE_ARCHIVE_RAR; - } - else if (!strcasecmp(extension.c_str(), ".r00")) { - return FILETYPE_ARCHIVE_RAR; - } - else if (!strcasecmp(extension.c_str(), ".r01")) { - return FILETYPE_ARCHIVE_RAR; - } - return FILETYPE_UNKNOWN; -} - -/** - * Identifies and loads a bootable file - * @param filename String filename of bootable file - * @param error_string Point to string to put error message if an error has occurred - * @return True on success, otherwise false - */ -bool LoadFile(std::string &filename, std::string *error_string) { - INFO_LOG(LOADER, "Identifying file..."); - - // Note that this can modify filename! - switch (IdentifyFile(filename)) { - - case FILETYPE_CTR_ELF: - return Load_ELF(filename); - - case FILETYPE_CTR_BIN: - return Load_BIN(filename); - - case FILETYPE_LAUNCHER_DAT: - return Load_DAT(filename); - - case FILETYPE_DIRECTORY_CXI: - return LoadDirectory_CXI(filename); - - case FILETYPE_ERROR: - ERROR_LOG(LOADER, "Could not read file"); - *error_string = "Error reading file"; - break; - - case FILETYPE_ARCHIVE_RAR: -#ifdef WIN32 - *error_string = "RAR file detected (Require WINRAR)"; -#else - *error_string = "RAR file detected (Require UnRAR)"; -#endif - break; - - case FILETYPE_ARCHIVE_ZIP: -#ifdef WIN32 - *error_string = "ZIP file detected (Require WINRAR)"; -#else - *error_string = "ZIP file detected (Require UnRAR)"; -#endif - break; - - case FILETYPE_NORMAL_DIRECTORY: - ERROR_LOG(LOADER, "Just a directory."); - *error_string = "Just a directory."; - break; - - case FILETYPE_UNKNOWN_BIN: - case FILETYPE_UNKNOWN_ELF: - case FILETYPE_UNKNOWN: - default: - ERROR_LOG(LOADER, "Failed to identify file"); - *error_string = " Failed to identify file"; - break; - } - return false; -} - -} // namespace
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