394 lines
15 KiB
Zig
394 lines
15 KiB
Zig
// Based on https://github.com/CraneStation/wasi-sysroot/blob/wasi/libc-bottom-half/headers/public/wasi/core.h
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// and https://github.com/WebAssembly/WASI/blob/master/design/WASI-core.md
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const std = @import("std");
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const assert = std.debug.assert;
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pub const is_the_target = @import("builtin").os == .wasi;
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pub const STDIN_FILENO = 0;
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pub const STDOUT_FILENO = 1;
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pub const STDERR_FILENO = 2;
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comptime {
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assert(@alignOf(i8) == 1);
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assert(@alignOf(u8) == 1);
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assert(@alignOf(i16) == 2);
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assert(@alignOf(u16) == 2);
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assert(@alignOf(i32) == 4);
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assert(@alignOf(u32) == 4);
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assert(@alignOf(i64) == 8);
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assert(@alignOf(u64) == 8);
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}
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pub const advice_t = u8;
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pub const ADVICE_NORMAL: advice_t = 0;
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pub const ADVICE_SEQUENTIAL: advice_t = 1;
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pub const ADVICE_RANDOM: advice_t = 2;
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pub const ADVICE_WILLNEED: advice_t = 3;
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pub const ADVICE_DONTNEED: advice_t = 4;
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pub const ADVICE_NOREUSE: advice_t = 5;
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pub const ciovec_t = extern struct {
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buf: [*]const u8,
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buf_len: usize,
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};
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pub const clockid_t = u32;
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pub const CLOCK_REALTIME: clockid_t = 0;
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pub const CLOCK_MONOTONIC: clockid_t = 1;
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pub const CLOCK_PROCESS_CPUTIME_ID: clockid_t = 2;
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pub const CLOCK_THREAD_CPUTIME_ID: clockid_t = 3;
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pub const device_t = u64;
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pub const dircookie_t = u64;
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pub const DIRCOOKIE_START: dircookie_t = 0;
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pub const dirent_t = extern struct {
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d_next: dircookie_t,
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d_ino: inode_t,
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d_namlen: u32,
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d_type: filetype_t,
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};
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pub const errno_t = u16;
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pub const ESUCCESS: errno_t = 0;
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pub const E2BIG: errno_t = 1;
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pub const EACCES: errno_t = 2;
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pub const EADDRINUSE: errno_t = 3;
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pub const EADDRNOTAVAIL: errno_t = 4;
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pub const EAFNOSUPPORT: errno_t = 5;
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pub const EAGAIN: errno_t = 6;
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pub const EALREADY: errno_t = 7;
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pub const EBADF: errno_t = 8;
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pub const EBADMSG: errno_t = 9;
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pub const EBUSY: errno_t = 10;
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pub const ECANCELED: errno_t = 11;
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pub const ECHILD: errno_t = 12;
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pub const ECONNABORTED: errno_t = 13;
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pub const ECONNREFUSED: errno_t = 14;
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pub const ECONNRESET: errno_t = 15;
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pub const EDEADLK: errno_t = 16;
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pub const EDESTADDRREQ: errno_t = 17;
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pub const EDOM: errno_t = 18;
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pub const EDQUOT: errno_t = 19;
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pub const EEXIST: errno_t = 20;
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pub const EFAULT: errno_t = 21;
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pub const EFBIG: errno_t = 22;
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pub const EHOSTUNREACH: errno_t = 23;
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pub const EIDRM: errno_t = 24;
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pub const EILSEQ: errno_t = 25;
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pub const EINPROGRESS: errno_t = 26;
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pub const EINTR: errno_t = 27;
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pub const EINVAL: errno_t = 28;
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pub const EIO: errno_t = 29;
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pub const EISCONN: errno_t = 30;
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pub const EISDIR: errno_t = 31;
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pub const ELOOP: errno_t = 32;
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pub const EMFILE: errno_t = 33;
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pub const EMLINK: errno_t = 34;
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pub const EMSGSIZE: errno_t = 35;
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pub const EMULTIHOP: errno_t = 36;
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pub const ENAMETOOLONG: errno_t = 37;
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pub const ENETDOWN: errno_t = 38;
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pub const ENETRESET: errno_t = 39;
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pub const ENETUNREACH: errno_t = 40;
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pub const ENFILE: errno_t = 41;
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pub const ENOBUFS: errno_t = 42;
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pub const ENODEV: errno_t = 43;
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pub const ENOENT: errno_t = 44;
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pub const ENOEXEC: errno_t = 45;
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pub const ENOLCK: errno_t = 46;
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pub const ENOLINK: errno_t = 47;
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pub const ENOMEM: errno_t = 48;
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pub const ENOMSG: errno_t = 49;
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pub const ENOPROTOOPT: errno_t = 50;
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pub const ENOSPC: errno_t = 51;
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pub const ENOSYS: errno_t = 52;
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pub const ENOTCONN: errno_t = 53;
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pub const ENOTDIR: errno_t = 54;
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pub const ENOTEMPTY: errno_t = 55;
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pub const ENOTRECOVERABLE: errno_t = 56;
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pub const ENOTSOCK: errno_t = 57;
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pub const ENOTSUP: errno_t = 58;
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pub const ENOTTY: errno_t = 59;
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pub const ENXIO: errno_t = 60;
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pub const EOVERFLOW: errno_t = 61;
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pub const EOWNERDEAD: errno_t = 62;
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pub const EPERM: errno_t = 63;
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pub const EPIPE: errno_t = 64;
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pub const EPROTO: errno_t = 65;
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pub const EPROTONOSUPPORT: errno_t = 66;
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pub const EPROTOTYPE: errno_t = 67;
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pub const ERANGE: errno_t = 68;
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pub const EROFS: errno_t = 69;
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pub const ESPIPE: errno_t = 70;
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pub const ESRCH: errno_t = 71;
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pub const ESTALE: errno_t = 72;
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pub const ETIMEDOUT: errno_t = 73;
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pub const ETXTBSY: errno_t = 74;
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pub const EXDEV: errno_t = 75;
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pub const ENOTCAPABLE: errno_t = 76;
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pub const event_t = extern struct {
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userdata: userdata_t,
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@"error": errno_t,
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@"type": eventtype_t,
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u: extern union {
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fd_readwrite: extern struct {
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nbytes: filesize_t,
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flags: eventrwflags_t,
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},
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},
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};
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pub const eventrwflags_t = u16;
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pub const EVENT_FD_READWRITE_HANGUP: eventrwflags_t = 0x0001;
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pub const eventtype_t = u8;
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pub const EVENTTYPE_CLOCK: eventtype_t = 0;
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pub const EVENTTYPE_FD_READ: eventtype_t = 1;
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pub const EVENTTYPE_FD_WRITE: eventtype_t = 2;
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pub const exitcode_t = u32;
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pub const fd_t = u32;
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pub const fdflags_t = u16;
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pub const FDFLAG_APPEND: fdflags_t = 0x0001;
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pub const FDFLAG_DSYNC: fdflags_t = 0x0002;
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pub const FDFLAG_NONBLOCK: fdflags_t = 0x0004;
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pub const FDFLAG_RSYNC: fdflags_t = 0x0008;
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pub const FDFLAG_SYNC: fdflags_t = 0x0010;
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const fdstat_t = extern struct {
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fs_filetype: filetype_t,
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fs_flags: fdflags_t,
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fs_rights_base: rights_t,
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fs_rights_inheriting: rights_t,
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};
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pub const filedelta_t = i64;
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pub const filesize_t = u64;
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pub const filestat_t = extern struct {
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st_dev: device_t,
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st_ino: inode_t,
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st_filetype: filetype_t,
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st_nlink: linkcount_t,
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st_size: filesize_t,
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st_atim: timestamp_t,
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st_mtim: timestamp_t,
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st_ctim: timestamp_t,
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};
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pub const filetype_t = u8;
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pub const FILETYPE_UNKNOWN: filetype_t = 0;
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pub const FILETYPE_BLOCK_DEVICE: filetype_t = 1;
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pub const FILETYPE_CHARACTER_DEVICE: filetype_t = 2;
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pub const FILETYPE_DIRECTORY: filetype_t = 3;
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pub const FILETYPE_REGULAR_FILE: filetype_t = 4;
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pub const FILETYPE_SOCKET_DGRAM: filetype_t = 5;
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pub const FILETYPE_SOCKET_STREAM: filetype_t = 6;
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pub const FILETYPE_SYMBOLIC_LINK: filetype_t = 7;
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pub const fstflags_t = u16;
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pub const FILESTAT_SET_ATIM: fstflags_t = 0x0001;
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pub const FILESTAT_SET_ATIM_NOW: fstflags_t = 0x0002;
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pub const FILESTAT_SET_MTIM: fstflags_t = 0x0004;
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pub const FILESTAT_SET_MTIM_NOW: fstflags_t = 0x0008;
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pub const inode_t = u64;
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pub const iovec_t = extern struct {
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buf: [*]u8,
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buf_len: usize,
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};
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pub const linkcount_t = u32;
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pub const lookupflags_t = u32;
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pub const LOOKUP_SYMLINK_FOLLOW: lookupflags_t = 0x00000001;
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pub const oflags_t = u16;
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pub const O_CREAT: oflags_t = 0x0001;
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pub const O_DIRECTORY: oflags_t = 0x0002;
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pub const O_EXCL: oflags_t = 0x0004;
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pub const O_TRUNC: oflags_t = 0x0008;
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pub const preopentype_t = u8;
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pub const PREOPENTYPE_DIR: preopentype_t = 0;
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pub const prestat_t = extern struct {
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pr_type: preopentype_t,
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u: extern union {
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dir: extern struct {
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pr_name_len: usize,
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},
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},
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};
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pub const riflags_t = u16;
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pub const SOCK_RECV_PEEK: riflags_t = 0x0001;
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pub const SOCK_RECV_WAITALL: riflags_t = 0x0002;
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pub const rights_t = u64;
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pub const RIGHT_FD_DATASYNC: rights_t = 0x0000000000000001;
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pub const RIGHT_FD_READ: rights_t = 0x0000000000000002;
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pub const RIGHT_FD_SEEK: rights_t = 0x0000000000000004;
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pub const RIGHT_FD_FDSTAT_SET_FLAGS: rights_t = 0x0000000000000008;
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pub const RIGHT_FD_SYNC: rights_t = 0x0000000000000010;
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pub const RIGHT_FD_TELL: rights_t = 0x0000000000000020;
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pub const RIGHT_FD_WRITE: rights_t = 0x0000000000000040;
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pub const RIGHT_FD_ADVISE: rights_t = 0x0000000000000080;
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pub const RIGHT_FD_ALLOCATE: rights_t = 0x0000000000000100;
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pub const RIGHT_PATH_CREATE_DIRECTORY: rights_t = 0x0000000000000200;
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pub const RIGHT_PATH_CREATE_FILE: rights_t = 0x0000000000000400;
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pub const RIGHT_PATH_LINK_SOURCE: rights_t = 0x0000000000000800;
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pub const RIGHT_PATH_LINK_TARGET: rights_t = 0x0000000000001000;
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pub const RIGHT_PATH_OPEN: rights_t = 0x0000000000002000;
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pub const RIGHT_FD_READDIR: rights_t = 0x0000000000004000;
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pub const RIGHT_PATH_READLINK: rights_t = 0x0000000000008000;
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pub const RIGHT_PATH_RENAME_SOURCE: rights_t = 0x0000000000010000;
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pub const RIGHT_PATH_RENAME_TARGET: rights_t = 0x0000000000020000;
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pub const RIGHT_PATH_FILESTAT_GET: rights_t = 0x0000000000040000;
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pub const RIGHT_PATH_FILESTAT_SET_SIZE: rights_t = 0x0000000000080000;
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pub const RIGHT_PATH_FILESTAT_SET_TIMES: rights_t = 0x0000000000100000;
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pub const RIGHT_FD_FILESTAT_GET: rights_t = 0x0000000000200000;
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pub const RIGHT_FD_FILESTAT_SET_SIZE: rights_t = 0x0000000000400000;
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pub const RIGHT_FD_FILESTAT_SET_TIMES: rights_t = 0x0000000000800000;
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pub const RIGHT_PATH_SYMLINK: rights_t = 0x0000000001000000;
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pub const RIGHT_PATH_REMOVE_DIRECTORY: rights_t = 0x0000000002000000;
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pub const RIGHT_PATH_UNLINK_FILE: rights_t = 0x0000000004000000;
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pub const RIGHT_POLL_FD_READWRITE: rights_t = 0x0000000008000000;
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pub const RIGHT_SOCK_SHUTDOWN: rights_t = 0x0000000010000000;
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pub const roflags_t = u16;
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pub const SOCK_RECV_DATA_TRUNCATED: roflags_t = 0x0001;
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pub const sdflags_t = u8;
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pub const SHUT_RD: sdflags_t = 0x01;
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pub const SHUT_WR: sdflags_t = 0x02;
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pub const siflags_t = u16;
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pub const signal_t = u8;
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pub const SIGHUP: signal_t = 1;
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pub const SIGINT: signal_t = 2;
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pub const SIGQUIT: signal_t = 3;
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pub const SIGILL: signal_t = 4;
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pub const SIGTRAP: signal_t = 5;
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pub const SIGABRT: signal_t = 6;
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pub const SIGBUS: signal_t = 7;
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pub const SIGFPE: signal_t = 8;
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pub const SIGKILL: signal_t = 9;
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pub const SIGUSR1: signal_t = 10;
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pub const SIGSEGV: signal_t = 11;
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pub const SIGUSR2: signal_t = 12;
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pub const SIGPIPE: signal_t = 13;
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pub const SIGALRM: signal_t = 14;
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pub const SIGTERM: signal_t = 15;
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pub const SIGCHLD: signal_t = 16;
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pub const SIGCONT: signal_t = 17;
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pub const SIGSTOP: signal_t = 18;
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pub const SIGTSTP: signal_t = 19;
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pub const SIGTTIN: signal_t = 20;
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pub const SIGTTOU: signal_t = 21;
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pub const SIGURG: signal_t = 22;
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pub const SIGXCPU: signal_t = 23;
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pub const SIGXFSZ: signal_t = 24;
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pub const SIGVTALRM: signal_t = 25;
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pub const SIGPROF: signal_t = 26;
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pub const SIGWINCH: signal_t = 27;
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pub const SIGPOLL: signal_t = 28;
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pub const SIGPWR: signal_t = 29;
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pub const SIGSYS: signal_t = 30;
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pub const subclockflags_t = u16;
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pub const SUBSCRIPTION_CLOCK_ABSTIME: subclockflags_t = 0x0001;
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pub const subscription_t = extern struct {
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userdata: userdata_t,
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@"type": eventtype_t,
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u: extern union {
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clock: extern struct {
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identifier: userdata_t,
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clock_id: clockid_t,
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timeout: timestamp_t,
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precision: timestamp_t,
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flags: subclockflags_t,
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},
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fd_readwrite: extern struct {
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fd: fd_t,
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},
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},
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};
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pub const timestamp_t = u64;
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pub const userdata_t = u64;
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pub const whence_t = u8;
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pub const WHENCE_CUR: whence_t = 0;
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pub const WHENCE_END: whence_t = 1;
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pub const WHENCE_SET: whence_t = 2;
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pub extern "wasi_unstable" fn args_get(argv: [*][*]u8, argv_buf: [*]u8) errno_t;
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pub extern "wasi_unstable" fn args_sizes_get(argc: *usize, argv_buf_size: *usize) errno_t;
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pub extern "wasi_unstable" fn clock_res_get(clock_id: clockid_t, resolution: *timestamp_t) errno_t;
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pub extern "wasi_unstable" fn clock_time_get(clock_id: clockid_t, precision: timestamp_t, timestamp: *timestamp_t) errno_t;
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pub extern "wasi_unstable" fn environ_get(environ: [*]?[*]u8, environ_buf: [*]u8) errno_t;
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pub extern "wasi_unstable" fn environ_sizes_get(environ_count: *usize, environ_buf_size: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_advise(fd: fd_t, offset: filesize_t, len: filesize_t, advice: advice_t) errno_t;
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pub extern "wasi_unstable" fn fd_allocate(fd: fd_t, offset: filesize_t, len: filesize_t) errno_t;
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pub extern "wasi_unstable" fn fd_close(fd: fd_t) errno_t;
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pub extern "wasi_unstable" fn fd_datasync(fd: fd_t) errno_t;
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pub extern "wasi_unstable" fn fd_pread(fd: fd_t, iovs: [*]const iovec_t, iovs_len: usize, offset: filesize_t, nread: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_pwrite(fd: fd_t, iovs: [*]const ciovec_t, iovs_len: usize, offset: filesize_t, nwritten: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_read(fd: fd_t, iovs: [*]const iovec_t, iovs_len: usize, nread: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_readdir(fd: fd_t, buf: [*]u8, buf_len: usize, cookie: dircookie_t, bufused: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_renumber(from: fd_t, to: fd_t) errno_t;
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pub extern "wasi_unstable" fn fd_seek(fd: fd_t, offset: filedelta_t, whence: whence_t, newoffset: *filesize_t) errno_t;
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pub extern "wasi_unstable" fn fd_sync(fd: fd_t) errno_t;
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pub extern "wasi_unstable" fn fd_tell(fd: fd_t, newoffset: *filesize_t) errno_t;
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pub extern "wasi_unstable" fn fd_write(fd: fd_t, iovs: [*]const ciovec_t, iovs_len: usize, nwritten: *usize) errno_t;
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pub extern "wasi_unstable" fn fd_fdstat_get(fd: fd_t, buf: *fdstat_t) errno_t;
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pub extern "wasi_unstable" fn fd_fdstat_set_flags(fd: fd_t, flags: fdflags_t) errno_t;
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pub extern "wasi_unstable" fn fd_fdstat_set_rights(fd: fd_t, fs_rights_base: rights_t, fs_rights_inheriting: rights_t) errno_t;
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pub extern "wasi_unstable" fn fd_filestat_get(fd: fd_t, buf: *filestat_t) errno_t;
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pub extern "wasi_unstable" fn fd_filestat_set_size(fd: fd_t, st_size: filesize_t) errno_t;
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pub extern "wasi_unstable" fn fd_filestat_set_times(fd: fd_t, st_atim: timestamp_t, st_mtim: timestamp_t, fstflags: fstflags_t) errno_t;
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pub extern "wasi_unstable" fn fd_prestat_get(fd: fd_t, buf: *prestat_t) errno_t;
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pub extern "wasi_unstable" fn fd_prestat_dir_name(fd: fd_t, path: [*]u8, path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_create_directory(fd: fd_t, path: [*]const u8, path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_filestat_get(fd: fd_t, flags: lookupflags_t, path: [*]const u8, path_len: usize, buf: *filestat_t) errno_t;
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pub extern "wasi_unstable" fn path_filestat_set_times(fd: fd_t, flags: lookupflags_t, path: [*]const u8, path_len: usize, st_atim: timestamp_t, st_mtim: timestamp_t, fstflags: fstflags_t) errno_t;
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pub extern "wasi_unstable" fn path_link(old_fd: fd_t, old_flags: lookupflags_t, old_path: [*]const u8, old_path_len: usize, new_fd: fd_t, new_path: [*]const u8, new_path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_open(dirfd: fd_t, dirflags: lookupflags_t, path: [*]const u8, path_len: usize, oflags: oflags_t, fs_rights_base: rights_t, fs_rights_inheriting: rights_t, fs_flags: fdflags_t, fd: *fd_t) errno_t;
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pub extern "wasi_unstable" fn path_readlink(fd: fd_t, path: [*]const u8, path_len: usize, buf: [*]u8, buf_len: usize, bufused: *usize) errno_t;
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pub extern "wasi_unstable" fn path_remove_directory(fd: fd_t, path: [*]const u8, path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_rename(old_fd: fd_t, old_path: [*]const u8, old_path_len: usize, new_fd: fd_t, new_path: [*]const u8, new_path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_symlink(old_path: [*]const u8, old_path_len: usize, fd: fd_t, new_path: [*]const u8, new_path_len: usize) errno_t;
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pub extern "wasi_unstable" fn path_unlink_file(fd: fd_t, path: [*]const u8, path_len: usize) errno_t;
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pub extern "wasi_unstable" fn poll_oneoff(in: *const subscription_t, out: *event_t, nsubscriptions: usize, nevents: *usize) errno_t;
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pub extern "wasi_unstable" fn proc_exit(rval: exitcode_t) noreturn;
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pub extern "wasi_unstable" fn proc_raise(sig: signal_t) errno_t;
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pub extern "wasi_unstable" fn random_get(buf: [*]u8, buf_len: usize) errno_t;
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pub extern "wasi_unstable" fn sched_yield() errno_t;
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pub extern "wasi_unstable" fn sock_recv(sock: fd_t, ri_data: *const iovec_t, ri_data_len: usize, ri_flags: riflags_t, ro_datalen: *usize, ro_flags: *roflags_t) errno_t;
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pub extern "wasi_unstable" fn sock_send(sock: fd_t, si_data: *const ciovec_t, si_data_len: usize, si_flags: siflags_t, so_datalen: *usize) errno_t;
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pub extern "wasi_unstable" fn sock_shutdown(sock: fd_t, how: sdflags_t) errno_t;
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