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Linux: add a new syscall SYS_mseal #3798

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Aug 16, 2024
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Linux: add a new syscall SYS_mseal #3798

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3 changes: 3 additions & 0 deletions libc-test/build.rs
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Expand Up @@ -4144,6 +4144,9 @@ fn test_linux(target: &str) {
// FIXME: Requires >= 6.6 kernel headers.
"SYS_fchmodat2" => true,

// FIXME: Requires >= 6.10 kernel headers.
"SYS_mseal" => true,

// FIXME: seems to not be available all the time (from <include/linux/sched.h>:
"PF_VCPU"
| "PF_IDLE"
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1 change: 1 addition & 0 deletions libc-test/semver/linux-i686.txt
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Expand Up @@ -134,6 +134,7 @@ SYS_mknod
SYS_mmap2
SYS_modify_ldt
SYS_mpx
SYS_mseal
SYS_nice
SYS_oldfstat
SYS_oldlstat
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1 change: 1 addition & 0 deletions libc-test/semver/linux-powerpc.txt
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Expand Up @@ -82,6 +82,7 @@ SYS_mknod
SYS_mmap2
SYS_modify_ldt
SYS_mpx
SYS_mseal
SYS_multiplexer
SYS_nice
SYS_oldfstat
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1 change: 1 addition & 0 deletions libc-test/semver/linux-s390x.txt
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Expand Up @@ -59,6 +59,7 @@ SYS_link
SYS_lstat
SYS_mkdir
SYS_mknod
SYS_mseal
SYS_newfstatat
SYS_nice
SYS_open
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1 change: 1 addition & 0 deletions libc-test/semver/linux-x86_64.txt
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Expand Up @@ -109,6 +109,7 @@ SYS_lstat
SYS_mkdir
SYS_mknod
SYS_modify_ldt
SYS_mseal
SYS_open
SYS_pause
SYS_pipe
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b32/arm/mod.rs
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Expand Up @@ -856,6 +856,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

mod align;
pub use self::align::*;
1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b32/powerpc.rs
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Expand Up @@ -824,3 +824,4 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;
1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b32/x86/mod.rs
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Expand Up @@ -1046,6 +1046,7 @@ pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_fchmodat2: ::c_long = 452;
pub const SYS_mseal: ::c_long = 462;

// offsets in user_regs_structs, from sys/reg.h
pub const EBX: ::c_int = 0;
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
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Expand Up @@ -892,6 +892,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

pub const PROT_BTI: ::c_int = 0x10;
pub const PROT_MTE: ::c_int = 0x20;
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b64/s390x.rs
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Expand Up @@ -941,6 +941,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

extern "C" {

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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/gnu/b64/x86_64/not_x32.rs
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Expand Up @@ -431,6 +431,7 @@ pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_fchmodat2: ::c_long = 452;
pub const SYS_mseal: ::c_long = 462;

extern "C" {
pub fn sysctl(
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/musl/b32/arm/mod.rs
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Expand Up @@ -840,6 +840,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

extern "C" {
pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/musl/b32/powerpc.rs
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Expand Up @@ -796,6 +796,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

extern "C" {
pub fn getrandom(buf: *mut ::c_void, buflen: ::size_t, flags: ::c_uint) -> ::ssize_t;
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/musl/b64/aarch64/mod.rs
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Expand Up @@ -561,6 +561,7 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;

pub const MCL_CURRENT: ::c_int = 0x0001;
pub const MCL_FUTURE: ::c_int = 0x0002;
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1 change: 1 addition & 0 deletions src/unix/linux_like/linux/musl/b64/s390x.rs
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Expand Up @@ -722,3 +722,4 @@ pub const SYS_memfd_secret: ::c_long = 447;
pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_mseal: ::c_long = 462;
1 change: 1 addition & 0 deletions src/unix/linux_like/linux/musl/b64/x86_64/mod.rs
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Expand Up @@ -609,6 +609,7 @@ pub const SYS_process_mrelease: ::c_long = 448;
pub const SYS_futex_waitv: ::c_long = 449;
pub const SYS_set_mempolicy_home_node: ::c_long = 450;
pub const SYS_fchmodat2: ::c_long = 452;
pub const SYS_mseal: ::c_long = 462;

// offsets in user_regs_structs, from sys/reg.h
pub const R15: ::c_int = 0;
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