| ... | ... | @@ -567,6 +567,8 @@ const MachODumper = struct { |
| 567 | 567 | var sections = std.ArrayList(macho.section_64).init(gpa); |
| 568 | 568 | var imports = std.ArrayList([]const u8).init(gpa); |
| 569 | 569 | |
| 570 | try dumpHeader(hdr, writer); |
| 571 | |
| 570 | 572 | var it: LoadCommandIterator = .{ |
| 571 | 573 | .ncmds = hdr.ncmds, |
| 572 | 574 | .buffer = bytes[@sizeOf(macho.mach_header_64)..][0..hdr.sizeofcmds], |
| ... | ... | @@ -609,6 +611,74 @@ const MachODumper = struct { |
| 609 | 611 | return output.toOwnedSlice(); |
| 610 | 612 | } |
| 611 | 613 | |
| 614 | fn dumpHeader(hdr: macho.mach_header_64, writer: anytype) !void { |
| 615 | const cputype = switch (hdr.cputype) { |
| 616 | macho.CPU_TYPE_ARM64 => "ARM64", |
| 617 | macho.CPU_TYPE_X86_64 => "X86_64", |
| 618 | else => "Unknown", |
| 619 | }; |
| 620 | const filetype = switch (hdr.filetype) { |
| 621 | macho.MH_OBJECT => "MH_OBJECT", |
| 622 | macho.MH_EXECUTE => "MH_EXECUTE", |
| 623 | macho.MH_FVMLIB => "MH_FVMLIB", |
| 624 | macho.MH_CORE => "MH_CORE", |
| 625 | macho.MH_PRELOAD => "MH_PRELOAD", |
| 626 | macho.MH_DYLIB => "MH_DYLIB", |
| 627 | macho.MH_DYLINKER => "MH_DYLINKER", |
| 628 | macho.MH_BUNDLE => "MH_BUNDLE", |
| 629 | macho.MH_DYLIB_STUB => "MH_DYLIB_STUB", |
| 630 | macho.MH_DSYM => "MH_DSYM", |
| 631 | macho.MH_KEXT_BUNDLE => "MH_KEXT_BUNDLE", |
| 632 | else => "Unknown", |
| 633 | }; |
| 634 | |
| 635 | try writer.print( |
| 636 | \\header |
| 637 | \\cputype {s} |
| 638 | \\filetype {s} |
| 639 | \\ncmds {d} |
| 640 | \\sizeofcmds {x} |
| 641 | \\flags |
| 642 | , .{ |
| 643 | cputype, |
| 644 | filetype, |
| 645 | hdr.ncmds, |
| 646 | hdr.sizeofcmds, |
| 647 | }); |
| 648 | |
| 649 | if (hdr.flags > 0) { |
| 650 | if (hdr.flags & macho.MH_NOUNDEFS != 0) try writer.writeAll(" NOUNDEFS"); |
| 651 | if (hdr.flags & macho.MH_INCRLINK != 0) try writer.writeAll(" INCRLINK"); |
| 652 | if (hdr.flags & macho.MH_DYLDLINK != 0) try writer.writeAll(" DYLDLINK"); |
| 653 | if (hdr.flags & macho.MH_BINDATLOAD != 0) try writer.writeAll(" BINDATLOAD"); |
| 654 | if (hdr.flags & macho.MH_PREBOUND != 0) try writer.writeAll(" PREBOUND"); |
| 655 | if (hdr.flags & macho.MH_SPLIT_SEGS != 0) try writer.writeAll(" SPLIT_SEGS"); |
| 656 | if (hdr.flags & macho.MH_LAZY_INIT != 0) try writer.writeAll(" LAZY_INIT"); |
| 657 | if (hdr.flags & macho.MH_TWOLEVEL != 0) try writer.writeAll(" TWOLEVEL"); |
| 658 | if (hdr.flags & macho.MH_FORCE_FLAT != 0) try writer.writeAll(" FORCE_FLAT"); |
| 659 | if (hdr.flags & macho.MH_NOMULTIDEFS != 0) try writer.writeAll(" NOMULTIDEFS"); |
| 660 | if (hdr.flags & macho.MH_NOFIXPREBINDING != 0) try writer.writeAll(" NOFIXPREBINDING"); |
| 661 | if (hdr.flags & macho.MH_PREBINDABLE != 0) try writer.writeAll(" PREBINDABLE"); |
| 662 | if (hdr.flags & macho.MH_ALLMODSBOUND != 0) try writer.writeAll(" ALLMODSBOUND"); |
| 663 | if (hdr.flags & macho.MH_SUBSECTIONS_VIA_SYMBOLS != 0) try writer.writeAll(" SUBSECTIONS_VIA_SYMBOLS"); |
| 664 | if (hdr.flags & macho.MH_CANONICAL != 0) try writer.writeAll(" CANONICAL"); |
| 665 | if (hdr.flags & macho.MH_WEAK_DEFINES != 0) try writer.writeAll(" WEAK_DEFINES"); |
| 666 | if (hdr.flags & macho.MH_BINDS_TO_WEAK != 0) try writer.writeAll(" BINDS_TO_WEAK"); |
| 667 | if (hdr.flags & macho.MH_ALLOW_STACK_EXECUTION != 0) try writer.writeAll(" ALLOW_STACK_EXECUTION"); |
| 668 | if (hdr.flags & macho.MH_ROOT_SAFE != 0) try writer.writeAll(" ROOT_SAFE"); |
| 669 | if (hdr.flags & macho.MH_SETUID_SAFE != 0) try writer.writeAll(" SETUID_SAFE"); |
| 670 | if (hdr.flags & macho.MH_NO_REEXPORTED_DYLIBS != 0) try writer.writeAll(" NO_REEXPORTED_DYLIBS"); |
| 671 | if (hdr.flags & macho.MH_PIE != 0) try writer.writeAll(" PIE"); |
| 672 | if (hdr.flags & macho.MH_DEAD_STRIPPABLE_DYLIB != 0) try writer.writeAll(" DEAD_STRIPPABLE_DYLIB"); |
| 673 | if (hdr.flags & macho.MH_HAS_TLV_DESCRIPTORS != 0) try writer.writeAll(" HAS_TLV_DESCRIPTORS"); |
| 674 | if (hdr.flags & macho.MH_NO_HEAP_EXECUTION != 0) try writer.writeAll(" NO_HEAP_EXECUTION"); |
| 675 | if (hdr.flags & macho.MH_APP_EXTENSION_SAFE != 0) try writer.writeAll(" APP_EXTENSION_SAFE"); |
| 676 | if (hdr.flags & macho.MH_NLIST_OUTOFSYNC_WITH_DYLDINFO != 0) try writer.writeAll(" NLIST_OUTOFSYNC_WITH_DYLDINFO"); |
| 677 | } |
| 678 | |
| 679 | try writer.writeByte('\n'); |
| 680 | } |
| 681 | |
| 612 | 682 | fn dumpLoadCommand(lc: macho.LoadCommandIterator.LoadCommand, index: usize, writer: anytype) !void { |
| 613 | 683 | // print header first |
| 614 | 684 | try writer.print( |
Jakub Konka <kubkon@jakubkonka.com> 2023-12-08 19:56:47+01:00
lib