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| author | Luna <git@l4.pm> | 2019-11-13 21:25:19 -0300 |
|---|---|---|
| committer | Andrew Kelley <andrew@ziglang.org> | 2019-12-31 15:58:03 -0500 |
| commit | 997812e8fb9146360aa5200f0adbcd4863183287 (patch) | |
| tree | d4e32f9806a712ba9047a62482146c5475c252ba /lib/std/os/bits/linux.zig | |
| parent | 25051832b37bab8d945e6284899a4c916ae00ada (diff) | |
| download | zig-997812e8fb9146360aa5200f0adbcd4863183287.tar.gz zig-997812e8fb9146360aa5200f0adbcd4863183287.zip | |
os: add memfd_create
currently only linux is supported
Diffstat (limited to 'lib/std/os/bits/linux.zig')
| -rw-r--r-- | lib/std/os/bits/linux.zig | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/lib/std/os/bits/linux.zig b/lib/std/os/bits/linux.zig index 8033f27c2b..3fb160e3ec 100644 --- a/lib/std/os/bits/linux.zig +++ b/lib/std/os/bits/linux.zig @@ -26,6 +26,7 @@ pub const uid_t = i32; pub const gid_t = u32; pub const clock_t = isize; +pub const NAME_MAX = 255; pub const PATH_MAX = 4096; pub const IOV_MAX = 1024; @@ -1417,3 +1418,38 @@ pub const POLLHUP = 0x010; pub const POLLNVAL = 0x020; pub const POLLRDNORM = 0x040; pub const POLLRDBAND = 0x080; + +pub const MFD_CLOEXEC = 0x0001; +pub const MFD_ALLOW_SEALING = 0x0002; +pub const MFD_HUGETLB = 0x0004; +pub const MFD_ALL_FLAGS = MFD_CLOEXEC | MFD_ALLOW_SEALING | MFD_HUGETLB; + +pub const HUGETLB_FLAG_ENCODE_SHIFT = 26; +pub const HUGETLB_FLAG_ENCODE_MASK = 0x3f; +pub const HUGETLB_FLAG_ENCODE_64KB = 16 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_512KB = 19 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_1MB = 20 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_2MB = 21 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_8MB = 23 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_16MB = 24 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_32MB = 25 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_256MB = 28 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_512MB = 29 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_1GB = 30 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_2GB = 31 << HUGETLB_FLAG_ENCODE_SHIFT; +pub const HUGETLB_FLAG_ENCODE_16GB = 34 << HUGETLB_FLAG_ENCODE_SHIFT; + +pub const MFD_HUGE_SHIFT = HUGETLB_FLAG_ENCODE_SHIFT; +pub const MFD_HUGE_MASK = HUGETLB_FLAG_ENCODE_MASK; +pub const MFD_HUGE_64KB = HUGETLB_FLAG_ENCODE_64KB; +pub const MFD_HUGE_512KB = HUGETLB_FLAG_ENCODE_512KB; +pub const MFD_HUGE_1MB = HUGETLB_FLAG_ENCODE_1MB; +pub const MFD_HUGE_2MB = HUGETLB_FLAG_ENCODE_2MB; +pub const MFD_HUGE_8MB = HUGETLB_FLAG_ENCODE_8MB; +pub const MFD_HUGE_16MB = HUGETLB_FLAG_ENCODE_16MB; +pub const MFD_HUGE_32MB = HUGETLB_FLAG_ENCODE_32MB; +pub const MFD_HUGE_256MB = HUGETLB_FLAG_ENCODE_256MB; +pub const MFD_HUGE_512MB = HUGETLB_FLAG_ENCODE_512MB; +pub const MFD_HUGE_1GB = HUGETLB_FLAG_ENCODE_1GB; +pub const MFD_HUGE_2GB = HUGETLB_FLAG_ENCODE_2GB; +pub const MFD_HUGE_16GB = HUGETLB_FLAG_ENCODE_16GB; |