chore: add vendor directory

1 files changed, 299 insertions, 0 deletions

diff --git a/vendor/linux-raw-sys/src/elf.rs b/vendor/linux-raw-sys/src/elf.rs
new file mode 100644
index 00000000..19d75599
--- /dev/null
+++ b/vendor/linux-raw-sys/src/elf.rs
@@ -0,0 +1,299 @@
+//! The ELF ABI. 🧝
+//!
+//! This module is not as comprehensive as bindgened [`elf_uapi`] and provides only types for target
+//! pointer width: instead of [`elf32_phdr`] and [`elf64_phdr`] there's only [`Elf_Phdr`].
+//!
+//! [`elf_uapi`]: super::elf_uapi
+//! [`elf32_phdr`]: super::elf_uapi::elf32_phdr
+//! [`elf64_phdr`]: super::elf_uapi::elf64_phdr
+
+pub const SELFMAG: usize = 4;
+pub const ELFMAG: [u8; SELFMAG] = [0x7f, b'E', b'L', b'F'];
+pub const EI_CLASS: usize = 4;
+pub const EI_DATA: usize = 5;
+pub const EI_VERSION: usize = 6;
+pub const EI_OSABI: usize = 7;
+pub const EI_ABIVERSION: usize = 8;
+pub const EV_CURRENT: u8 = 1;
+#[cfg(target_pointer_width = "32")]
+pub const ELFCLASS: u8 = 1; // ELFCLASS32
+#[cfg(target_pointer_width = "64")]
+pub const ELFCLASS: u8 = 2; // ELFCLASS64
+#[cfg(target_endian = "little")]
+pub const ELFDATA: u8 = 1; // ELFDATA2LSB
+#[cfg(target_endian = "big")]
+pub const ELFDATA: u8 = 2; // ELFDATA2MSB
+pub const ELFOSABI_SYSV: u8 = 0;
+pub const ELFOSABI_LINUX: u8 = 3;
+// At present all of our supported platforms use 0.
+pub const ELFABIVERSION: u8 = 0;
+pub const ET_DYN: u16 = 3;
+pub const EI_NIDENT: usize = 16;
+pub const SHN_UNDEF: u16 = 0;
+pub const SHN_ABS: u16 = 0xfff1;
+pub const PN_XNUM: u16 = 0xffff;
+pub const PT_LOAD: u32 = 1;
+pub const PT_DYNAMIC: u32 = 2;
+pub const PT_INTERP: u32 = 3;
+pub const PT_PHDR: u32 = 6;
+pub const PT_TLS: u32 = 7;
+pub const PT_GNU_STACK: u32 = 0x6474_e551;
+pub const PT_GNU_RELRO: u32 = 0x6474_e552;
+pub const PF_X: u32 = 1;
+pub const PF_W: u32 = 2;
+pub const PF_R: u32 = 4;
+pub const DT_NULL: usize = 0;
+pub const DT_HASH: usize = 4;
+pub const DT_STRTAB: usize = 5;
+pub const DT_SYMTAB: usize = 6;
+pub const DT_RELA: usize = 7;
+pub const DT_RELASZ: usize = 8;
+pub const DT_RELAENT: usize = 9;
+pub const DT_REL: usize = 17;
+pub const DT_RELSZ: usize = 18;
+pub const DT_RELENT: usize = 19;
+pub const DT_SYMENT: usize = 11;
+pub const DT_GNU_HASH: usize = 0x6fff_fef5;
+pub const DT_VERSYM: usize = 0x6fff_fff0;
+pub const DT_VERDEF: usize = 0x6fff_fffc;
+pub const STB_WEAK: u8 = 2;
+pub const STB_GLOBAL: u8 = 1;
+pub const STT_NOTYPE: u8 = 0;
+pub const STT_FUNC: u8 = 2;
+pub const STN_UNDEF: u32 = 0;
+pub const VER_FLG_BASE: u16 = 0x1;
+pub const VER_DEF_CURRENT: u16 = 1;
+pub const STV_DEFAULT: u8 = 0;
+#[cfg(target_arch = "arm")]
+pub const EM_CURRENT: u16 = 40; // EM_ARM
+#[cfg(target_arch = "x86")]
+pub const EM_CURRENT: u16 = 3; // EM_386
+#[cfg(target_arch = "powerpc")]
+pub const EM_CURRENT: u16 = 20; // EM_PPC
+#[cfg(target_arch = "powerpc64")]
+pub const EM_CURRENT: u16 = 21; // EM_PPC64
+#[cfg(target_arch = "s390x")]
+pub const EM_CURRENT: u16 = 22; // EM_S390
+#[cfg(any(
+    target_arch = "mips",
+    target_arch = "mips32r6",
+    target_arch = "mips64",
+    target_arch = "mips64r6"
+))]
+pub const EM_CURRENT: u16 = 8; // EM_MIPS
+#[cfg(target_arch = "x86_64")]
+pub const EM_CURRENT: u16 = 62; // EM_X86_64
+#[cfg(target_arch = "aarch64")]
+pub const EM_CURRENT: u16 = 183; // EM_AARCH64
+#[cfg(target_arch = "riscv64")]
+pub const EM_CURRENT: u16 = 243; // EM_RISCV
+
+#[inline]
+pub const fn ELF_ST_VISIBILITY(o: u8) -> u8 {
+    o & 0x03
+}
+
+#[inline]
+pub const fn ELF_ST_BIND(val: u8) -> u8 {
+    val >> 4
+}
+
+#[inline]
+pub const fn ELF_ST_TYPE(val: u8) -> u8 {
+    val & 0xf
+}
+
+#[repr(C)]
+pub struct Elf_Ehdr {
+    pub e_ident: [u8; EI_NIDENT],
+    pub e_type: u16,
+    pub e_machine: u16,
+    pub e_version: u32,
+    pub e_entry: usize,
+    pub e_phoff: usize,
+    pub e_shoff: usize,
+    pub e_flags: u32,
+    pub e_ehsize: u16,
+    pub e_phentsize: u16,
+    pub e_phnum: u16,
+    pub e_shentsize: u16,
+    pub e_shnum: u16,
+    pub e_shstrndx: u16,
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+pub struct Elf_Phdr {
+    pub p_type: u32,
+    pub p_offset: usize,
+    pub p_vaddr: usize,
+    pub p_paddr: usize,
+    pub p_filesz: usize,
+    pub p_memsz: usize,
+    pub p_flags: u32,
+    pub p_align: usize,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+pub struct Elf_Phdr {
+    pub p_type: u32,
+    pub p_flags: u32,
+    pub p_offset: usize,
+    pub p_vaddr: usize,
+    pub p_paddr: usize,
+    pub p_filesz: usize,
+    pub p_memsz: usize,
+    pub p_align: usize,
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+pub struct Elf_Sym {
+    pub st_name: u32,
+    pub st_value: usize,
+    pub st_size: usize,
+    pub st_info: u8,
+    pub st_other: u8,
+    pub st_shndx: u16,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+pub struct Elf_Sym {
+    pub st_name: u32,
+    pub st_info: u8,
+    pub st_other: u8,
+    pub st_shndx: u16,
+    pub st_value: usize,
+    pub st_size: usize,
+}
+
+#[repr(C)]
+pub struct Elf_Verdef {
+    pub vd_version: u16,
+    pub vd_flags: u16,
+    pub vd_ndx: u16,
+    pub vd_cnt: u16,
+    pub vd_hash: u32,
+    pub vd_aux: u32,
+    pub vd_next: u32,
+}
+
+#[repr(C)]
+pub struct Elf_Verdaux {
+    pub vda_name: u32,
+    pub _vda_next: u32,
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub struct Elf_Dyn {
+    pub d_tag: usize,
+    pub d_un: Elf_Dyn_Union,
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub union Elf_Dyn_Union {
+    pub d_val: u32,
+    pub d_ptr: usize,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub struct Elf_Dyn {
+    pub d_tag: usize,
+    pub d_un: Elf_Dyn_Union,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub union Elf_Dyn_Union {
+    pub d_val: u64,
+    pub d_ptr: usize,
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+pub struct Elf_Rela {
+    pub r_offset: usize,
+    pub r_info: u32,
+    pub r_addend: usize,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+pub struct Elf_Rela {
+    pub r_offset: usize,
+    pub r_info: u64,
+    pub r_addend: usize,
+}
+
+impl Elf_Rela {
+    #[inline]
+    pub fn type_(&self) -> u32 {
+        #[cfg(target_pointer_width = "32")]
+        {
+            self.r_info & 0xff
+        }
+        #[cfg(target_pointer_width = "64")]
+        {
+            (self.r_info & 0xffff_ffff) as u32
+        }
+    }
+}
+
+#[cfg(target_pointer_width = "32")]
+#[repr(C)]
+pub struct Elf_Rel {
+    pub r_offset: usize,
+    pub r_info: u32,
+}
+
+#[cfg(target_pointer_width = "64")]
+#[repr(C)]
+pub struct Elf_Rel {
+    pub r_offset: usize,
+    pub r_info: u64,
+}
+
+impl Elf_Rel {
+    #[inline]
+    pub fn type_(&self) -> u32 {
+        #[cfg(target_pointer_width = "32")]
+        {
+            self.r_info & 0xff
+        }
+        #[cfg(target_pointer_width = "64")]
+        {
+            (self.r_info & 0xffff_ffff) as u32
+        }
+    }
+}
+
+#[cfg(target_arch = "x86_64")]
+pub const R_RELATIVE: u32 = 8; // `R_X86_64_RELATIVE`
+#[cfg(target_arch = "x86")]
+pub const R_RELATIVE: u32 = 8; // `R_386_RELATIVE`
+#[cfg(target_arch = "aarch64")]
+pub const R_RELATIVE: u32 = 1027; // `R_AARCH64_RELATIVE`
+#[cfg(target_arch = "riscv64")]
+pub const R_RELATIVE: u32 = 3; // `R_RISCV_RELATIVE`
+#[cfg(target_arch = "arm")]
+pub const R_RELATIVE: u32 = 23; // `R_ARM_RELATIVE`
+
+#[repr(C)]
+#[derive(Clone)]
+pub struct Elf_auxv_t {
+    pub a_type: usize,
+
+    // Some of the values in the auxv array are pointers, so we make `a_val` a
+    // pointer, in order to preserve their provenance. For the values which are
+    // integers, we cast this to `usize`.
+    pub a_val: *mut crate::ctypes::c_void,
+}