added ELF loading support to loader.cpp

This commit is contained in:
bunnei 2014-03-31 22:23:55 -04:00
parent e32c03e860
commit 85e8da6fc8

View File

@ -26,6 +26,7 @@
#include "loader.h" #include "loader.h"
#include "system.h" #include "system.h"
#include "file_sys/directory_file_system.h" #include "file_sys/directory_file_system.h"
#include "elf/elf_reader.h"
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
@ -50,6 +51,37 @@ bool LoadDirectory_CXI(std::string &filename) {
return true; 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);
delete[] buffer;
delete elf_reader;
}
else {
return false;
}
f.Close();
return true;
}
namespace Loader { namespace Loader {
bool IsBootableDirectory() { bool IsBootableDirectory() {
@ -73,16 +105,24 @@ FileType IdentifyFile(std::string &filename) {
if (File::IsDirectory(filename)) { if (File::IsDirectory(filename)) {
if (IsBootableDirectory()) { if (IsBootableDirectory()) {
return FILETYPE_DIRECTORY_CXI; return FILETYPE_DIRECTORY_CXI;
} else { }
else {
return FILETYPE_NORMAL_DIRECTORY; return FILETYPE_NORMAL_DIRECTORY;
} }
} else if (!strcasecmp(extension.c_str(),".zip")) { }
else if (!strcasecmp(extension.c_str(), ".elf")) {
return FILETYPE_CTR_ELF; // TODO(bunnei): Do some filetype checking :p
}
else if (!strcasecmp(extension.c_str(), ".zip")) {
return FILETYPE_ARCHIVE_ZIP; return FILETYPE_ARCHIVE_ZIP;
} else if (!strcasecmp(extension.c_str(),".rar")) { }
else if (!strcasecmp(extension.c_str(), ".rar")) {
return FILETYPE_ARCHIVE_RAR; return FILETYPE_ARCHIVE_RAR;
} else if (!strcasecmp(extension.c_str(),".r00")) { }
else if (!strcasecmp(extension.c_str(), ".r00")) {
return FILETYPE_ARCHIVE_RAR; return FILETYPE_ARCHIVE_RAR;
} else if (!strcasecmp(extension.c_str(),".r01")) { }
else if (!strcasecmp(extension.c_str(), ".r01")) {
return FILETYPE_ARCHIVE_RAR; return FILETYPE_ARCHIVE_RAR;
} }
return FILETYPE_UNKNOWN; return FILETYPE_UNKNOWN;
@ -95,10 +135,14 @@ FileType IdentifyFile(std::string &filename) {
* @return True on success, otherwise false * @return True on success, otherwise false
*/ */
bool LoadFile(std::string &filename, std::string *error_string) { bool LoadFile(std::string &filename, std::string *error_string) {
INFO_LOG(LOADER,"Identifying file..."); INFO_LOG(LOADER, "Identifying file...");
// Note that this can modify filename! // Note that this can modify filename!
switch (IdentifyFile(filename)) { switch (IdentifyFile(filename)) {
case FILETYPE_CTR_ELF:
return Load_ELF(filename);
case FILETYPE_DIRECTORY_CXI: case FILETYPE_DIRECTORY_CXI:
return LoadDirectory_CXI(filename); return LoadDirectory_CXI(filename);