From ec0d775524e0b8b8f0bc41baa3e6d4e11c50557d Mon Sep 17 00:00:00 2001 From: Shawn Anastasio Date: Wed, 3 Jun 2020 19:37:14 -0500 Subject: Implement std.os for powerpc64{,le} --- lib/std/os/linux.zig | 1 + 1 file changed, 1 insertion(+) (limited to 'lib/std/os/linux.zig') diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig index 3b8df3d173..67c6fc5d31 100644 --- a/lib/std/os/linux.zig +++ b/lib/std/os/linux.zig @@ -20,6 +20,7 @@ pub usingnamespace switch (builtin.arch) { .arm => @import("linux/arm-eabi.zig"), .riscv64 => @import("linux/riscv64.zig"), .mips, .mipsel => @import("linux/mips.zig"), + .powerpc64, .powerpc64le => @import("linux/powerpc64.zig"), else => struct {}, }; pub usingnamespace @import("bits.zig"); -- cgit v1.2.3 From 7b961a876b56d5926fe7ba6437a0459da9aa60bc Mon Sep 17 00:00:00 2001 From: Isaac Freund Date: Fri, 11 Sep 2020 01:34:10 +0200 Subject: std: add prctl definition for linux --- lib/std/os/bits/linux.zig | 1 + lib/std/os/bits/linux/prctl.zig | 158 ++++++++++++++++++++++++++++++++++++++++ lib/std/os/linux.zig | 4 + 3 files changed, 163 insertions(+) create mode 100644 lib/std/os/bits/linux/prctl.zig (limited to 'lib/std/os/linux.zig') diff --git a/lib/std/os/bits/linux.zig b/lib/std/os/bits/linux.zig index f393f04abe..e8625179db 100644 --- a/lib/std/os/bits/linux.zig +++ b/lib/std/os/bits/linux.zig @@ -25,6 +25,7 @@ pub usingnamespace switch (builtin.arch) { }; pub usingnamespace @import("linux/netlink.zig"); +pub usingnamespace @import("linux/prctl.zig"); const is_mips = builtin.arch.isMIPS(); diff --git a/lib/std/os/bits/linux/prctl.zig b/lib/std/os/bits/linux/prctl.zig new file mode 100644 index 0000000000..7fa9969af4 --- /dev/null +++ b/lib/std/os/bits/linux/prctl.zig @@ -0,0 +1,158 @@ +// SPDX-License-Identifier: MIT +// Copyright (c) 2015-2020 Zig Contributors +// This file is part of [zig](https://ziglang.org/), which is MIT licensed. +// The MIT license requires this copyright notice to be included in all copies +// and substantial portions of the software. + +pub const PR_SET_PDEATHSIG = 1; +pub const PR_GET_PDEATHSIG = 2; + +pub const PR_GET_DUMPABLE = 3; +pub const PR_SET_DUMPABLE = 4; + +pub const PR_GET_UNALIGN = 5; +pub const PR_SET_UNALIGN = 6; +pub const PR_UNALIGN_NOPRINT = 1; +pub const PR_UNALIGN_SIGBUS = 2; + +pub const PR_GET_KEEPCAPS = 7; +pub const PR_SET_KEEPCAPS = 8; + +pub const PR_GET_FPEMU = 9; +pub const PR_SET_FPEMU = 10; +pub const PR_FPEMU_NOPRINT = 1; +pub const PR_FPEMU_SIGFPE = 2; + +pub const PR_GET_FPEXC = 11; +pub const PR_SET_FPEXC = 12; +pub const PR_FP_EXC_SW_ENABLE = 0x80; +pub const PR_FP_EXC_DIV = 0x010000; +pub const PR_FP_EXC_OVF = 0x020000; +pub const PR_FP_EXC_UND = 0x040000; +pub const PR_FP_EXC_RES = 0x080000; +pub const PR_FP_EXC_INV = 0x100000; +pub const PR_FP_EXC_DISABLED = 0; +pub const PR_FP_EXC_NONRECOV = 1; +pub const PR_FP_EXC_ASYNC = 2; +pub const PR_FP_EXC_PRECISE = 3; + +pub const PR_GET_TIMING = 13; +pub const PR_SET_TIMING = 14; +pub const PR_TIMING_STATISTICAL = 0; +pub const PR_TIMING_TIMESTAMP = 1; + +pub const PR_SET_NAME = 15; +pub const PR_GET_NAME = 16; + +pub const PR_GET_ENDIAN = 19; +pub const PR_SET_ENDIAN = 20; +pub const PR_ENDIAN_BIG = 0; +pub const PR_ENDIAN_LITTLE = 1; +pub const PR_ENDIAN_PPC_LITTLE = 2; + +pub const PR_GET_SECCOMP = 21; +pub const PR_SET_SECCOMP = 22; + +pub const PR_CAPBSET_READ = 23; +pub const PR_CAPBSET_DROP = 24; + +pub const PR_GET_TSC = 25; +pub const PR_SET_TSC = 26; +pub const PR_TSC_ENABLE = 1; +pub const PR_TSC_SIGSEGV = 2; + +pub const PR_GET_SECUREBITS = 27; +pub const PR_SET_SECUREBITS = 28; + +pub const PR_SET_TIMERSLACK = 29; +pub const PR_GET_TIMERSLACK = 30; + +pub const PR_TASK_PERF_EVENTS_DISABLE = 31; +pub const PR_TASK_PERF_EVENTS_ENABLE = 32; + +pub const PR_MCE_KILL = 33; +pub const PR_MCE_KILL_CLEAR = 0; +pub const PR_MCE_KILL_SET = 1; + +pub const PR_MCE_KILL_LATE = 0; +pub const PR_MCE_KILL_EARLY = 1; +pub const PR_MCE_KILL_DEFAULT = 2; + +pub const PR_MCE_KILL_GET = 34; + +pub const PR_SET_MM = 35; +pub const PR_SET_MM_START_CODE = 1; +pub const PR_SET_MM_END_CODE = 2; +pub const PR_SET_MM_START_DATA = 3; +pub const PR_SET_MM_END_DATA = 4; +pub const PR_SET_MM_START_STACK = 5; +pub const PR_SET_MM_START_BRK = 6; +pub const PR_SET_MM_BRK = 7; +pub const PR_SET_MM_ARG_START = 8; +pub const PR_SET_MM_ARG_END = 9; +pub const PR_SET_MM_ENV_START = 10; +pub const PR_SET_MM_ENV_END = 11; +pub const PR_SET_MM_AUXV = 12; +pub const PR_SET_MM_EXE_FILE = 13; +pub const PR_SET_MM_MAP = 14; +pub const PR_SET_MM_MAP_SIZE = 15; + +pub const prctl_mm_map = extern struct { + start_code: u64, + end_code: u64, + start_data: u64, + end_data: u64, + start_brk: u64, + brk: u64, + start_stack: u64, + arg_start: u64, + arg_end: u64, + env_start: u64, + env_end: u64, + auxv: *u64, + auxv_size: u32, + exe_fd: u32, +}; + +pub const PR_SET_PTRACER = 0x59616d61; +pub const PR_SET_PTRACER_ANY = std.math.maxInt(c_ulong); + +pub const PR_SET_CHILD_SUBREAPER = 36; +pub const PR_GET_CHILD_SUBREAPER = 37; + +pub const PR_SET_NO_NEW_PRIVS = 38; +pub const PR_GET_NO_NEW_PRIVS = 39; + +pub const PR_GET_TID_ADDRESS = 40; + +pub const PR_SET_THP_DISABLE = 41; +pub const PR_GET_THP_DISABLE = 42; + +pub const PR_MPX_ENABLE_MANAGEMENT = 43; +pub const PR_MPX_DISABLE_MANAGEMENT = 44; + +pub const PR_SET_FP_MODE = 45; +pub const PR_GET_FP_MODE = 46; +pub const PR_FP_MODE_FR = 1 << 0; +pub const PR_FP_MODE_FRE = 1 << 1; + +pub const PR_CAP_AMBIENT = 47; +pub const PR_CAP_AMBIENT_IS_SET = 1; +pub const PR_CAP_AMBIENT_RAISE = 2; +pub const PR_CAP_AMBIENT_LOWER = 3; +pub const PR_CAP_AMBIENT_CLEAR_ALL = 4; + +pub const PR_SVE_SET_VL = 50; +pub const PR_SVE_SET_VL_ONEXEC = 1 << 18; +pub const PR_SVE_GET_VL = 51; +pub const PR_SVE_VL_LEN_MASK = 0xffff; +pub const PR_SVE_VL_INHERIT = 1 << 17; + +pub const PR_GET_SPECULATION_CTRL = 52; +pub const PR_SET_SPECULATION_CTRL = 53; +pub const PR_SPEC_STORE_BYPASS = 0; +pub const PR_SPEC_NOT_AFFECTED = 0; +pub const PR_SPEC_PRCTL = 1 << 0; +pub const PR_SPEC_ENABLE = 1 << 1; +pub const PR_SPEC_DISABLE = 1 << 2; +pub const PR_SPEC_FORCE_DISABLE = 1 << 3; diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig index 25a0d6814d..50d1e4ae78 100644 --- a/lib/std/os/linux.zig +++ b/lib/std/os/linux.zig @@ -1259,6 +1259,10 @@ pub fn fdatasync(fd: fd_t) usize { return syscall1(.fdatasync, @bitCast(usize, @as(isize, fd))); } +pub fn prctl(option: i32, arg2: usize, arg3: usize, arg4: usize, arg5: usize) usize { + return syscall5(.prctl, @bitCast(usize, @as(isize, option)), arg2, arg3, arg4, arg5); +} + test "" { if (builtin.os.tag == .linux) { _ = @import("linux/test.zig"); -- cgit v1.2.3