| 39,7 → 39,7 |
|---|
| return (val & (val - 1)) == 0; |
| } |
| |
| int validate_pe(void *raw, size_t raw_size, int is_exec) |
| int validate_pe(void *raw, size_t raw_size) |
| { |
| PIMAGE_DOS_HEADER dos; |
| PIMAGE_NT_HEADERS32 nt; |
| 63,15 → 63,9 |
|---|
| if(nt->FileHeader.Machine != IMAGE_FILE_MACHINE_I386) |
| return 0; |
| |
| if(is_exec && (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)) |
| return 0; |
| |
| if(nt->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC) |
| return 0; |
| |
| if( is_exec && nt->OptionalHeader.ImageBase != 0) |
| return 0; |
| |
| if(nt->OptionalHeader.SectionAlignment < 4096) |
| { |
| if(nt->OptionalHeader.FileAlignment != nt->OptionalHeader.SectionAlignment) |
| 214,7 → 208,7 |
|---|
| |
| // printf("libc.dll raw %p, size %d\n", raw_img, raw_size); |
| |
| if(validate_pe(raw_img, raw_size, 0) != 0) |
| if(validate_pe(raw_img, raw_size) != 0) |
| { |
| // printf("invalide libc.dll\n"); |
| img_base = create_image(raw_img); |