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std.c: freebsd add procctl exclusive x86_64 flags

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David CARLIER 2023-04-26 22:04:55 +01:00 • committed by Veikka Tuominen
parent 4f248e1b51
commit 3fb93fc8f2
1 changed files with 24 additions and 0 deletions
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24
lib/std/c/freebsd.zig
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@ -2172,6 +2172,30 @@ pub const PROC = struct {
pub const WX_MAPPINGS_PERMIT = 0x0001;
pub const WX_MAPPINGS_DISALLOW_EXEC = 0x0002;
pub const WX_MAPPINGS_ENFORCE = 0x80000000;
pub const PROCCTL_MD_MIN = 0x10000000;
// x86_64-only constants
pub const KPTI = switch (builtin.cpu.arch) {
.x86_64 => struct {
pub const CTL = PROC.PROCCTL_MD_MIND;
pub const STATUS = PROC.PROCCTL_MD_MIND + 1;
pub const CTL_ENABLE_ON_EXEC = 1;
pub const CTL_DISABLE_ON_EXEC = 2;
pub const STATUS_ACTIVE = 0x80000000;
},
else => void,
};
pub const LA = switch (builtin.cpu.arch) {
.x86_64 => struct {
pub const CTL = PROC.PROCCTL_MD_MIND + 2;
pub const STATUS = PROC.PROCCTL_MD_MIND + 3;
pub const CTL_LA48_ON_EXEC = 1;
pub const CTL_LA57_ON_EXEC = 2;
pub const CTL_DEFAULT_ON_EXEC = 3;
pub const STATUS_LA48 = 0x01000000;
pub const STATUS_LA57 = 0x02000000;
},
else => void,
};
};
pub const PPROT = struct {