mirror of
https://github.com/shadps4-emu/shadPS4.git
synced 2024-12-28 10:36:06 +00:00
load segment headers
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parent
76cbb5eb11
commit
be996892a9
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@ -9,6 +9,16 @@ static self_header* load_self(FsFile& f)
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return self;
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}
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static self_segment_header* load_self_segments(FsFile& f, u16 num)
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{
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auto* segs = new self_segment_header[num];
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f.Read(segs, sizeof(self_segment_header) * num);
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return segs;
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}
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void Elf::Open(const std::string& file_name)
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{
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m_f = new FsFile;
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@ -21,7 +31,10 @@ void Elf::Open(const std::string& file_name)
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m_self = nullptr;
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m_f->Seek(0,fsSeekMode::fsSeekSet); //it is not an self file move to the start of file
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}
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else
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{
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m_self_segments = load_self_segments(*m_f, m_self->segment_count);
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}
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DebugDump();
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}
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@ -70,11 +83,24 @@ void Elf::DebugDump() {
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printf(" program_type........: 0x%X\n", m_self->program_type);
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printf(" padding1 ...........: 0x%04X\n", m_self->padding1);
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printf(" header size ........: 0x%X\n", m_self->header_size);
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printf(" meta size .....: 0x%X\n", m_self->meta_size);
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printf(" file size ..........: 0x%X\n", m_self->file_size);
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printf(" meta size .....: %u\n", m_self->meta_size);
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printf(" file size ..........: %u\n", m_self->file_size);
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printf(" padding2 ...........: 0x%08X\n", m_self->padding2);
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printf(" segment count ......: %u\n", m_self->segment_count);
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printf(" unknown 1A .........: 0x%04X\n", m_self->unknown1A);
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printf(" padding3 ...........: 0x%04X\n", m_self->padding3);
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printf("\n");
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printf("SELF segments:\n");
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for (int i = 0; i < m_self->segment_count; i++)
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{
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auto segment_header = m_self_segments[i];
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printf(" [%d]\n", i);
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printf(" flags ............: 0x%llx\n", segment_header.flags);
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printf(" file offset ......: 0x%llx\n", segment_header.file_offset);
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printf(" file size ........: %llu\n", segment_header.file_size);
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printf(" memory size ......: %llu\n", segment_header.memory_size);
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}
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printf("\n");
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}
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@ -27,9 +27,9 @@ struct self_header
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struct self_segment_header
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{
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u64 flags;
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u64 offset;
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u64 encrypted_compressed_size;
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u64 decrypted_decompressed_size;
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u64 file_offset;
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u64 file_size;
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u64 memory_size;
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};
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class Elf
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@ -41,5 +41,6 @@ public:
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private:
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FsFile* m_f = nullptr;
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self_header* m_self = nullptr;
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self_segment_header* m_self_segments = nullptr;
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};
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@ -12,49 +12,7 @@
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int main(int argc, char* argv[])
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{
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const char* const path = argv[1]; //argument 1 is the path of self file to boot
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auto handle = fopen(path, "rb");
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if (handle == nullptr)
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{
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printf("Failed to open file.\n");
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return 2;
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}
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self_header header;
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if (fread(&header, sizeof(self_header), 1, handle) != 1)
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{
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printf("Failed to read SELF header.\n");
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fclose(handle);
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return 3;
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}
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Elf* elf = new Elf;
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elf->Open(path);
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auto segment_headers = (self_segment_header*)malloc(sizeof(self_segment_header) * header.segment_count);
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if (fread(segment_headers, sizeof(self_segment_header), header.segment_count, handle) != header.segment_count)
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{
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printf("Failed to read SELF segment headers.\n");
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free(segment_headers);
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fclose(handle);
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return 5;
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}
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printf("SELF segments:\n");
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for (int i = 0; i < header.segment_count; i++)
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{
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auto segment_header = segment_headers[i];
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printf(" [%d]\n", i);
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printf(" flags ............: %llx\n", segment_header.flags);
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printf(" offset ...........: %llx\n", segment_header.offset);
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printf(" compressed size ..: %llx\n", segment_header.encrypted_compressed_size);
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printf(" uncompressed size : %llx\n", segment_header.decrypted_decompressed_size);
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}
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printf("\n");
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}
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