Add arm64 image header bindings (#118)

* Add arm64 image header bindings

* Add comment about missing image header

Author: morr0ne

Cargo.toml

@@ -21,7 +21,7 @@ static_assertions = "1.1.0"
 libc = "0.2.100"
 
 [package.metadata.docs.rs]
-features = ["default", "bootparam", "btrfs", "elf_uapi", "ioctl", "landlock", "netlink", "io_uring", "if_arp", "if_ether", "if_packet", "net", "ptrace", "prctl", "elf", "xdp", "mempolicy", "system", "loop_device"]
+features = ["default", "bootparam", "btrfs", "elf_uapi", "image", "ioctl", "landlock", "netlink", "io_uring", "if_arp", "if_ether", "if_packet", "net", "ptrace", "prctl", "elf", "xdp", "mempolicy", "system", "loop_device"]
 targets = ["x86_64-unknown-linux-gnu", "i686-unknown-linux-gnu"]
 
 [lints.rust.unexpected_cfgs]
@@ -40,6 +40,7 @@ general = []
 if_arp = []
 if_ether = []
 if_packet = []
+image = []
 io_uring = []
 ioctl = []
 landlock = []

gen/modules/image.h

@@ -0,0 +1,4 @@
+#if defined(__aarch64__)
+#include <linux/types.h>
+#include <asm/image.h>
+#endif

gen/src/main.rs

@@ -272,6 +272,15 @@ fn make_headers_install(linux_arch: &str, linux_headers: &Path) {
         .status()
         .unwrap()
         .success());
+
+    // HACK: Header missing from kernel installation - likely an upstream bug that needs to be reported
+    if linux_arch == "arm64" {
+        fs::copy(
+            "linux/arch/arm64/include/asm/image.h",
+            linux_headers.join("include/asm/image.h"),
+        )
+        .expect("Missing headers");
+    }
 }
 
 fn rust_arches(linux_arch: &str) -> &[&str] {

src/aarch64/image.rs

@@ -0,0 +1,80 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+pub type __s8 = crate::ctypes::c_schar;
+pub type __u8 = crate::ctypes::c_uchar;
+pub type __s16 = crate::ctypes::c_short;
+pub type __u16 = crate::ctypes::c_ushort;
+pub type __s32 = crate::ctypes::c_int;
+pub type __u32 = crate::ctypes::c_uint;
+pub type __s64 = crate::ctypes::c_longlong;
+pub type __u64 = crate::ctypes::c_ulonglong;
+pub type __kernel_key_t = crate::ctypes::c_int;
+pub type __kernel_mqd_t = crate::ctypes::c_int;
+pub type __kernel_old_uid_t = crate::ctypes::c_ushort;
+pub type __kernel_old_gid_t = crate::ctypes::c_ushort;
+pub type __kernel_long_t = crate::ctypes::c_long;
+pub type __kernel_ulong_t = crate::ctypes::c_ulong;
+pub type __kernel_ino_t = __kernel_ulong_t;
+pub type __kernel_mode_t = crate::ctypes::c_uint;
+pub type __kernel_pid_t = crate::ctypes::c_int;
+pub type __kernel_ipc_pid_t = crate::ctypes::c_int;
+pub type __kernel_uid_t = crate::ctypes::c_uint;
+pub type __kernel_gid_t = crate::ctypes::c_uint;
+pub type __kernel_suseconds_t = __kernel_long_t;
+pub type __kernel_daddr_t = crate::ctypes::c_int;
+pub type __kernel_uid32_t = crate::ctypes::c_uint;
+pub type __kernel_gid32_t = crate::ctypes::c_uint;
+pub type __kernel_old_dev_t = crate::ctypes::c_uint;
+pub type __kernel_size_t = __kernel_ulong_t;
+pub type __kernel_ssize_t = __kernel_long_t;
+pub type __kernel_ptrdiff_t = __kernel_long_t;
+pub type __kernel_off_t = __kernel_long_t;
+pub type __kernel_loff_t = crate::ctypes::c_longlong;
+pub type __kernel_old_time_t = __kernel_long_t;
+pub type __kernel_time_t = __kernel_long_t;
+pub type __kernel_time64_t = crate::ctypes::c_longlong;
+pub type __kernel_clock_t = __kernel_long_t;
+pub type __kernel_timer_t = crate::ctypes::c_int;
+pub type __kernel_clockid_t = crate::ctypes::c_int;
+pub type __kernel_caddr_t = *mut crate::ctypes::c_char;
+pub type __kernel_uid16_t = crate::ctypes::c_ushort;
+pub type __kernel_gid16_t = crate::ctypes::c_ushort;
+pub type __s128 = i128;
+pub type __u128 = u128;
+pub type __le16 = __u16;
+pub type __be16 = __u16;
+pub type __le32 = __u32;
+pub type __be32 = __u32;
+pub type __le64 = __u64;
+pub type __be64 = __u64;
+pub type __sum16 = __u16;
+pub type __wsum = __u32;
+pub type __poll_t = crate::ctypes::c_uint;
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct arm64_image_header {
+pub code0: __le32,
+pub code1: __le32,
+pub text_offset: __le64,
+pub image_size: __le64,
+pub flags: __le64,
+pub res2: __le64,
+pub res3: __le64,
+pub res4: __le64,
+pub magic: __le32,
+pub res5: __le32,
+}
+pub const __BITS_PER_LONG_LONG: u32 = 64;
+pub const ARM64_IMAGE_MAGIC: &[u8; 5] = b"ARMd\0";
+pub const ARM64_IMAGE_FLAG_BE_SHIFT: u32 = 0;
+pub const ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT: u32 = 1;
+pub const ARM64_IMAGE_FLAG_PHYS_BASE_SHIFT: u32 = 3;
+pub const ARM64_IMAGE_FLAG_BE_MASK: u32 = 1;
+pub const ARM64_IMAGE_FLAG_PAGE_SIZE_MASK: u32 = 3;
+pub const ARM64_IMAGE_FLAG_PHYS_BASE_MASK: u32 = 1;
+pub const ARM64_IMAGE_FLAG_LE: u32 = 0;
+pub const ARM64_IMAGE_FLAG_BE: u32 = 1;
+pub const ARM64_IMAGE_FLAG_PAGE_SIZE_4K: u32 = 1;
+pub const ARM64_IMAGE_FLAG_PAGE_SIZE_16K: u32 = 2;
+pub const ARM64_IMAGE_FLAG_PAGE_SIZE_64K: u32 = 3;
+pub const ARM64_IMAGE_FLAG_PHYS_BASE: u32 = 1;

src/arm/image.rs

@@ -0,0 +1,3 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+

src/csky/image.rs

@@ -0,0 +1,3 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+

src/lib.rs

@@ -241,6 +241,10 @@ pub mod if_ether;
 #[cfg(target_arch = "arm")]
 #[path = "arm/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "arm")]
+#[path = "arm/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "arm")]
 #[path = "arm/io_uring.rs"]
@@ -317,6 +321,10 @@ pub mod if_ether;
 #[cfg(target_arch = "aarch64")]
 #[path = "aarch64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "aarch64")]
+#[path = "aarch64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "aarch64")]
 #[path = "aarch64/io_uring.rs"]
@@ -393,6 +401,10 @@ pub mod if_ether;
 #[cfg(target_arch = "csky")]
 #[path = "csky/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "csky")]
+#[path = "csky/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "csky")]
 #[path = "csky/io_uring.rs"]
@@ -469,6 +481,10 @@ pub mod if_ether;
 #[cfg(target_arch = "loongarch64")]
 #[path = "loongarch64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "loongarch64")]
+#[path = "loongarch64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "loongarch64")]
 #[path = "loongarch64/io_uring.rs"]
@@ -545,6 +561,10 @@ pub mod if_ether;
 #[cfg(target_arch = "mips")]
 #[path = "mips/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "mips")]
+#[path = "mips/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "mips")]
 #[path = "mips/io_uring.rs"]
@@ -621,6 +641,10 @@ pub mod if_ether;
 #[cfg(target_arch = "mips64")]
 #[path = "mips64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "mips64")]
+#[path = "mips64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "mips64")]
 #[path = "mips64/io_uring.rs"]
@@ -697,6 +721,10 @@ pub mod if_ether;
 #[cfg(target_arch = "mips32r6")]
 #[path = "mips32r6/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "mips32r6")]
+#[path = "mips32r6/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "mips32r6")]
 #[path = "mips32r6/io_uring.rs"]
@@ -773,6 +801,10 @@ pub mod if_ether;
 #[cfg(target_arch = "mips64r6")]
 #[path = "mips64r6/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "mips64r6")]
+#[path = "mips64r6/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "mips64r6")]
 #[path = "mips64r6/io_uring.rs"]
@@ -849,6 +881,10 @@ pub mod if_ether;
 #[cfg(target_arch = "powerpc")]
 #[path = "powerpc/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "powerpc")]
+#[path = "powerpc/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "powerpc")]
 #[path = "powerpc/io_uring.rs"]
@@ -925,6 +961,10 @@ pub mod if_ether;
 #[cfg(target_arch = "powerpc64")]
 #[path = "powerpc64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "powerpc64")]
+#[path = "powerpc64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "powerpc64")]
 #[path = "powerpc64/io_uring.rs"]
@@ -1001,6 +1041,10 @@ pub mod if_ether;
 #[cfg(target_arch = "riscv32")]
 #[path = "riscv32/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "riscv32")]
+#[path = "riscv32/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "riscv32")]
 #[path = "riscv32/io_uring.rs"]
@@ -1077,6 +1121,10 @@ pub mod if_ether;
 #[cfg(target_arch = "riscv64")]
 #[path = "riscv64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "riscv64")]
+#[path = "riscv64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "riscv64")]
 #[path = "riscv64/io_uring.rs"]
@@ -1153,6 +1201,10 @@ pub mod if_ether;
 #[cfg(target_arch = "s390x")]
 #[path = "s390x/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "s390x")]
+#[path = "s390x/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "s390x")]
 #[path = "s390x/io_uring.rs"]
@@ -1229,6 +1281,10 @@ pub mod if_ether;
 #[cfg(target_arch = "sparc")]
 #[path = "sparc/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "sparc")]
+#[path = "sparc/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "sparc")]
 #[path = "sparc/io_uring.rs"]
@@ -1305,6 +1361,10 @@ pub mod if_ether;
 #[cfg(target_arch = "sparc64")]
 #[path = "sparc64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "sparc64")]
+#[path = "sparc64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "sparc64")]
 #[path = "sparc64/io_uring.rs"]
@@ -1381,6 +1441,10 @@ pub mod if_ether;
 #[cfg(target_arch = "x86")]
 #[path = "x86/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(target_arch = "x86")]
+#[path = "x86/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(target_arch = "x86")]
 #[path = "x86/io_uring.rs"]
@@ -1457,6 +1521,10 @@ pub mod if_ether;
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 #[path = "x86_64/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
+#[path = "x86_64/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
 #[path = "x86_64/io_uring.rs"]
@@ -1533,6 +1601,10 @@ pub mod if_ether;
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
 #[path = "x32/if_packet.rs"]
 pub mod if_packet;
+#[cfg(feature = "image")]
+#[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
+#[path = "x32/image.rs"]
+pub mod image;
 #[cfg(feature = "io_uring")]
 #[cfg(all(target_arch = "x86_64", target_pointer_width = "32"))]
 #[path = "x32/io_uring.rs"]

src/loongarch64/image.rs

@@ -0,0 +1,3 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+

src/mips/image.rs

@@ -0,0 +1,3 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+

src/mips32r6/image.rs

@@ -0,0 +1,3 @@
+/* automatically generated by rust-bindgen 0.70.1 */
+
+