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Refactor filesystem & stl code

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This commit is contained in:
EnderIce2
2024-05-18 07:42:01 +03:00
parent 77a291d08b
commit 6801475243
186 changed files with 15784 additions and 9746 deletions
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69
exec/binary_parse.cpp
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@ -18,63 +18,65 @@
#include <exec.hpp>
#include <msexec.h>
#include <macho.h>
#include <memory>
#include "../kernel.h"
namespace Execute
{
BinaryType GetBinaryType(const char *Path)
BinaryType GetBinaryType(FileNode *Node)
{
debug("Checking binary type of %s(ptr: %#lx)",
Path, Path);
debug("Checking binary type of %s", Node->Path.c_str());
BinaryType Type;
vfs::RefNode *fd = fs->Open(Path);
if (fd == nullptr)
{
debug("Failed to open file %s", Path);
return (BinaryType)-ENOENT;
}
if (Node == nullptr)
ReturnLogError((BinaryType)-ENOENT, "Node is null");
debug("File opened: %s, descriptor %d", Path, fd);
Memory::SmartHeap sh = Memory::SmartHeap(1024);
fd->read(sh, 128);
Elf32_Ehdr ELFHeader;
Node->Read(&ELFHeader, sizeof(Elf32_Ehdr), 0);
Elf32_Ehdr *ELFHeader = (Elf32_Ehdr *)sh.Get();
IMAGE_DOS_HEADER *MZHeader = (IMAGE_DOS_HEADER *)sh.Get();
mach_header MachHeader;
Node->Read(&MachHeader, sizeof(mach_header), 0);
IMAGE_DOS_HEADER MZHeader;
Node->Read(&MZHeader, sizeof(IMAGE_DOS_HEADER), 0);
/* Check ELF header. */
if (ELFHeader->e_ident[EI_MAG0] == ELFMAG0 &&
ELFHeader->e_ident[EI_MAG1] == ELFMAG1 &&
ELFHeader->e_ident[EI_MAG2] == ELFMAG2 &&
ELFHeader->e_ident[EI_MAG3] == ELFMAG3)
if (ELFHeader.e_ident[EI_MAG0] == ELFMAG0 &&
ELFHeader.e_ident[EI_MAG1] == ELFMAG1 &&
ELFHeader.e_ident[EI_MAG2] == ELFMAG2 &&
ELFHeader.e_ident[EI_MAG3] == ELFMAG3)
{
debug("Image - ELF");
Type = BinaryType::BinTypeELF;
goto Success;
}
/* Check MZ header. */
else if (MZHeader->e_magic == IMAGE_DOS_SIGNATURE)
if (MachHeader.magic == MH_MAGIC || MachHeader.magic == MH_CIGAM)
{
fd->seek(MZHeader->e_lfanew, SEEK_SET);
fd->read(sh, 512);
IMAGE_NT_HEADERS *PEHeader =
(IMAGE_NT_HEADERS *)(((char *)sh.Get()) +
MZHeader->e_lfanew);
debug("Image - Mach-O");
Type = BinaryType::BinTypeMachO;
goto Success;
}
IMAGE_OS2_HEADER *NEHeader =
(IMAGE_OS2_HEADER *)(((char *)sh.Get()) +
MZHeader->e_lfanew);
/* Check MZ header. */
else if (MZHeader.e_magic == IMAGE_DOS_SIGNATURE)
{
IMAGE_NT_HEADERS PEHeader;
Node->Read(&PEHeader, sizeof(IMAGE_NT_HEADERS), MZHeader.e_lfanew);
IMAGE_OS2_HEADER NEHeader;
Node->Read(&NEHeader, sizeof(IMAGE_OS2_HEADER), MZHeader.e_lfanew);
/* TODO: LE, EDOS */
if (PEHeader->Signature == IMAGE_NT_SIGNATURE)
if (PEHeader.Signature == IMAGE_NT_SIGNATURE)
{
debug("Image - PE");
Type = BinaryType::BinTypePE;
goto Success;
}
else if (NEHeader->ne_magic == IMAGE_OS2_SIGNATURE)
else if (NEHeader.ne_magic == IMAGE_OS2_SIGNATURE)
{
debug("Image - NE");
Type = BinaryType::BinTypeNE;
@ -92,7 +94,12 @@ namespace Execute
Type = BinaryType::BinTypeUnknown;
Success:
delete fd;
return Type;
}
BinaryType GetBinaryType(std::string Path)
{
FileNode *node = fs->GetByPath(Path.c_str(), nullptr);
return GetBinaryType(node);
}
}