diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/std/elf.zig | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/lib/std/elf.zig b/lib/std/elf.zig index c5f8a7ea80..2f00cef22c 100644 --- a/lib/std/elf.zig +++ b/lib/std/elf.zig @@ -943,11 +943,30 @@ pub const Elf32 = struct { unused: u5 = 0, }; }; + pub const Rel = extern struct { + offset: Elf32.Addr, + info: Info, + addend: u0 = 0, + + pub const Info = packed struct(u32) { + type: u8, + sym: u24, + }; + }; + pub const Rela = extern struct { + offset: Elf32.Addr, + info: Info, + addend: i32, + + pub const Info = Elf32.Rel.Info; + }; comptime { assert(@sizeOf(Elf32.Ehdr) == 52); assert(@sizeOf(Elf32.Phdr) == 32); assert(@sizeOf(Elf32.Shdr) == 40); assert(@sizeOf(Elf32.Sym) == 16); + assert(@sizeOf(Elf32.Rel) == 8); + assert(@sizeOf(Elf32.Rela) == 12); } }; pub const Elf64 = struct { @@ -1008,11 +1027,30 @@ pub const Elf64 = struct { pub const Info = Elf32.Sym.Info; pub const Other = Elf32.Sym.Other; }; + pub const Rel = extern struct { + offset: Elf64.Addr, + info: Info, + addend: u0 = 0, + + pub const Info = packed struct(u64) { + type: u32, + sym: u32, + }; + }; + pub const Rela = extern struct { + offset: Elf64.Addr, + info: Info, + addend: i64, + + pub const Info = Elf64.Rel.Info; + }; comptime { assert(@sizeOf(Elf64.Ehdr) == 64); assert(@sizeOf(Elf64.Phdr) == 56); assert(@sizeOf(Elf64.Shdr) == 64); assert(@sizeOf(Elf64.Sym) == 24); + assert(@sizeOf(Elf64.Rel) == 16); + assert(@sizeOf(Elf64.Rela) == 24); } }; pub const ElfN = switch (@sizeOf(usize)) { @@ -1428,6 +1466,14 @@ pub const CLASS = enum(u8) { _, pub const NUM = @typeInfo(CLASS).@"enum".fields.len; + + pub fn ElfN(comptime class: CLASS) type { + return switch (class) { + .NONE, _ => comptime unreachable, + .@"32" => Elf32, + .@"64" => Elf64, + }; + } }; /// Deprecated, use `@intFromEnum(std.elf.DATA.NONE)` |