Refactor: Move to an elf module.

While here, define a elf.d.lua to help author type check configuration file.

1 files changed, 101 insertions, 0 deletions

diff --git a/elf/constants.lua b/elf/constants.lua
new file mode 100644
index 0000000..b06b275
--- /dev/null
+++ b/elf/constants.lua
@@ -0,0 +1,101 @@
+local M = {}
+
+M.VERSION = 1
+
+---@enum Osabi
+M.Osabi = {
+    sysv = 0x00,
+    hpux = 0x01,
+    netbsd = 0x02,
+    linux = 0x03,
+    hurd = 0x04,
+    solaris = 0x06,
+    aix = 0x07,
+    irix = 0x08,
+    freebsd = 0x09,
+    tru64 = 0x0a,
+    modesto = 0x0b,
+    openbsd = 0x0c,
+    openvms = 0x0d,
+    nsk = 0x0e,
+    aros = 0x0f,
+    fenixos = 0x10,
+    cloudabi = 0x11,
+    openvos = 0x12,
+}
+
+---@enum Class
+M.Class = {
+    bit32 = 0x1,
+    bit64 = 0x2,
+}
+
+---@enum Endian
+M.Endian = {
+    little = 0x1,
+    big = 0x2,
+}
+
+---@enum Type
+M.Type = {
+    none = 0x00,
+    rel = 0x01,
+    exec = 0x02,
+    dyn = 0x03,
+    core = 0x04,
+    loos = 0xfe00,
+    hios = 0xfeff,
+    loproc = 0xff00,
+    hiproc = 0xffff,
+}
+
+---@enum Machine
+M.Machine = {
+    none = 0x00,
+    m32 = 0x01,       -- AT&T WE 32100
+    sparc = 0x02,     -- SPARC
+    i386 = 0x03,      -- Intel 80386
+    m68k = 0x04,      -- Motorola 68000 (M68k)
+    m88k = 0x05,      -- Motorola 88000 (M88k)
+    mcu = 0x06,       -- Intel MCU
+    i860 = 0x07,      -- Intel 80860
+    mips = 0x08,      -- MIPS
+
+    s370 = 0x09,      -- IBM System/370
+    mipsrs3le = 0x0a, -- MIPS RS3000 Little Endian
+    parisc = 0x0f,    -- Hewlett-Packard PA-RISC
+    vpp500 = 0x11,    -- Fujitsu VPP500
+    sparc32 = 0x12,   -- Enhanced instruction set SPARC
+    i960 = 0x13,      -- Intel 80960
+    ppc = 0x14,       -- PowerPC
+    ppc64 = 0x15,     -- PowerPC (64-bit)
+    s390 = 0x16,      -- IBM System/390
+    spu = 0x17,       -- IBM SPC/SPU
+    v800 = 0x24,      -- NEC V800
+    fr20 = 0x25,      -- Fujitsu FR20
+    -- todo
+}
+
+---@enum SegmentType
+M.SegmentType = {
+    null = 0x00000000,
+    load = 0x00000001,
+    dynamic = 0x00000002,
+    interp = 0x00000003,
+    note = 0x00000004,
+    shlib = 0x00000005,
+    phdr = 0x00000006,
+    tls = 0x00000007,
+    loos = 0x60000000,
+    hios = 0x6FFFFFFF,
+    loproc = 0x70000000,
+    hiproc = 0x7FFFFFFF,
+}
+
+M.SegmentFlags = {
+    x = 0x1,
+    w = 0x2,
+    r = 0x4,
+}
+
+return M