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load segment headers

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This commit is contained in:
georgemoralis 2023-03-30 17:38:37 +03:00
parent 76cbb5eb11
commit be996892a9
3 changed files with 33 additions and 48 deletions
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32
emulator/Loader/Elf.cpp
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@ -9,6 +9,16 @@ static self_header* load_self(FsFile& f)
return self;
}
static self_segment_header* load_self_segments(FsFile& f, u16 num)
{
auto* segs = new self_segment_header[num];
f.Read(segs, sizeof(self_segment_header) * num);
return segs;
}
void Elf::Open(const std::string& file_name)
{
m_f = new FsFile;
@ -21,7 +31,10 @@ void Elf::Open(const std::string& file_name)
m_self = nullptr;
m_f->Seek(0,fsSeekMode::fsSeekSet); //it is not an self file move to the start of file
}
else
{
m_self_segments = load_self_segments(*m_f, m_self->segment_count);
}
DebugDump();
}
@ -70,11 +83,24 @@ void Elf::DebugDump() {
printf(" program_type........: 0x%X\n", m_self->program_type);
printf(" padding1 ...........: 0x%04X\n", m_self->padding1);
printf(" header size ........: 0x%X\n", m_self->header_size);
printf(" meta size .....: 0x%X\n", m_self->meta_size);
printf(" file size ..........: 0x%X\n", m_self->file_size);
printf(" meta size .....: %u\n", m_self->meta_size);
printf(" file size ..........: %u\n", m_self->file_size);
printf(" padding2 ...........: 0x%08X\n", m_self->padding2);
printf(" segment count ......: %u\n", m_self->segment_count);
printf(" unknown 1A .........: 0x%04X\n", m_self->unknown1A);
printf(" padding3 ...........: 0x%04X\n", m_self->padding3);
printf("\n");
printf("SELF segments:\n");
for (int i = 0; i < m_self->segment_count; i++)
{
auto segment_header = m_self_segments[i];
printf(" [%d]\n", i);
printf(" flags ............: 0x%llx\n", segment_header.flags);
printf(" file offset ......: 0x%llx\n", segment_header.file_offset);
printf(" file size ........: %llu\n", segment_header.file_size);
printf(" memory size ......: %llu\n", segment_header.memory_size);
}
printf("\n");
}