149b0297a4
* Fire up multiple processors * Use IPIs to wake up secondary processors * Much better exception information * Modifications to show more information on fault * WIP: Use real libstd * Add TLS (not complete) * Add random function, export getpid, cleanup * Do not spin APs until new context * Update rust * Update rust * Use rd/wrfsbase * Implement TLS * Implement compiler builtins and update rust * Update rust * Back to Redox libstd * Update rust
316 lines
18 KiB
Rust
316 lines
18 KiB
Rust
use core::{fmt, result};
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#[derive(Eq, PartialEq)]
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pub struct Error {
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pub errno: i32,
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}
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pub type Result<T> = result::Result<T, Error>;
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impl Error {
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pub fn new(errno: i32) -> Error {
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Error { errno: errno }
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}
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pub fn mux(result: Result<usize>) -> usize {
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match result {
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Ok(value) => value,
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Err(error) => -error.errno as usize,
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}
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}
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pub fn demux(value: usize) -> Result<usize> {
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let errno = -(value as i32);
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if errno >= 1 && errno < STR_ERROR.len() as i32 {
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Err(Error::new(errno))
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} else {
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Ok(value)
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}
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}
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pub fn text(&self) -> &str {
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if let Some(description) = STR_ERROR.get(self.errno as usize) {
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description
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} else {
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"Unknown Error"
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}
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}
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}
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impl fmt::Debug for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> result::Result<(), fmt::Error> {
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f.write_str(self.text())
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}
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter) -> result::Result<(), fmt::Error> {
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f.write_str(self.text())
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}
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}
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pub const EPERM: i32 = 1; /* Operation not permitted */
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pub const ENOENT: i32 = 2; /* No such file or directory */
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pub const ESRCH: i32 = 3; /* No such process */
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pub const EINTR: i32 = 4; /* Interrupted system call */
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pub const EIO: i32 = 5; /* I/O error */
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pub const ENXIO: i32 = 6; /* No such device or address */
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pub const E2BIG: i32 = 7; /* Argument list too long */
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pub const ENOEXEC: i32 = 8; /* Exec format error */
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pub const EBADF: i32 = 9; /* Bad file number */
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pub const ECHILD: i32 = 10; /* No child processes */
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pub const EAGAIN: i32 = 11; /* Try again */
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pub const ENOMEM: i32 = 12; /* Out of memory */
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pub const EACCES: i32 = 13; /* Permission denied */
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pub const EFAULT: i32 = 14; /* Bad address */
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pub const ENOTBLK: i32 = 15; /* Block device required */
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pub const EBUSY: i32 = 16; /* Device or resource busy */
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pub const EEXIST: i32 = 17; /* File exists */
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pub const EXDEV: i32 = 18; /* Cross-device link */
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pub const ENODEV: i32 = 19; /* No such device */
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pub const ENOTDIR: i32 = 20; /* Not a directory */
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pub const EISDIR: i32 = 21; /* Is a directory */
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pub const EINVAL: i32 = 22; /* Invalid argument */
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pub const ENFILE: i32 = 23; /* File table overflow */
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pub const EMFILE: i32 = 24; /* Too many open files */
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pub const ENOTTY: i32 = 25; /* Not a typewriter */
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pub const ETXTBSY: i32 = 26; /* Text file busy */
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pub const EFBIG: i32 = 27; /* File too large */
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pub const ENOSPC: i32 = 28; /* No space left on device */
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pub const ESPIPE: i32 = 29; /* Illegal seek */
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pub const EROFS: i32 = 30; /* Read-only file system */
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pub const EMLINK: i32 = 31; /* Too many links */
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pub const EPIPE: i32 = 32; /* Broken pipe */
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pub const EDOM: i32 = 33; /* Math argument out of domain of func */
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pub const ERANGE: i32 = 34; /* Math result not representable */
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pub const EDEADLK: i32 = 35; /* Resource deadlock would occur */
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pub const ENAMETOOLONG: i32 = 36; /* File name too long */
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pub const ENOLCK: i32 = 37; /* No record locks available */
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pub const ENOSYS: i32 = 38; /* Function not implemented */
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pub const ENOTEMPTY: i32 = 39; /* Directory not empty */
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pub const ELOOP: i32 = 40; /* Too many symbolic links encountered */
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pub const EWOULDBLOCK: i32 = 41; /* Operation would block */
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pub const ENOMSG: i32 = 42; /* No message of desired type */
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pub const EIDRM: i32 = 43; /* Identifier removed */
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pub const ECHRNG: i32 = 44; /* Channel number out of range */
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pub const EL2NSYNC: i32 = 45; /* Level 2 not synchronized */
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pub const EL3HLT: i32 = 46; /* Level 3 halted */
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pub const EL3RST: i32 = 47; /* Level 3 reset */
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pub const ELNRNG: i32 = 48; /* Link number out of range */
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pub const EUNATCH: i32 = 49; /* Protocol driver not attached */
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pub const ENOCSI: i32 = 50; /* No CSI structure available */
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pub const EL2HLT: i32 = 51; /* Level 2 halted */
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pub const EBADE: i32 = 52; /* Invalid exchange */
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pub const EBADR: i32 = 53; /* Invalid request descriptor */
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pub const EXFULL: i32 = 54; /* Exchange full */
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pub const ENOANO: i32 = 55; /* No anode */
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pub const EBADRQC: i32 = 56; /* Invalid request code */
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pub const EBADSLT: i32 = 57; /* Invalid slot */
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pub const EDEADLOCK: i32 = 58; /* Resource deadlock would occur */
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pub const EBFONT: i32 = 59; /* Bad font file format */
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pub const ENOSTR: i32 = 60; /* Device not a stream */
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pub const ENODATA: i32 = 61; /* No data available */
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pub const ETIME: i32 = 62; /* Timer expired */
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pub const ENOSR: i32 = 63; /* Out of streams resources */
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pub const ENONET: i32 = 64; /* Machine is not on the network */
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pub const ENOPKG: i32 = 65; /* Package not installed */
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pub const EREMOTE: i32 = 66; /* Object is remote */
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pub const ENOLINK: i32 = 67; /* Link has been severed */
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pub const EADV: i32 = 68; /* Advertise error */
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pub const ESRMNT: i32 = 69; /* Srmount error */
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pub const ECOMM: i32 = 70; /* Communication error on send */
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pub const EPROTO: i32 = 71; /* Protocol error */
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pub const EMULTIHOP: i32 = 72; /* Multihop attempted */
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pub const EDOTDOT: i32 = 73; /* RFS specific error */
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pub const EBADMSG: i32 = 74; /* Not a data message */
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pub const EOVERFLOW: i32 = 75; /* Value too large for defined data type */
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pub const ENOTUNIQ: i32 = 76; /* Name not unique on network */
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pub const EBADFD: i32 = 77; /* File descriptor in bad state */
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pub const EREMCHG: i32 = 78; /* Remote address changed */
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pub const ELIBACC: i32 = 79; /* Can not access a needed shared library */
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pub const ELIBBAD: i32 = 80; /* Accessing a corrupted shared library */
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pub const ELIBSCN: i32 = 81; /* .lib section in a.out corrupted */
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pub const ELIBMAX: i32 = 82; /* Attempting to link in too many shared libraries */
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pub const ELIBEXEC: i32 = 83; /* Cannot exec a shared library directly */
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pub const EILSEQ: i32 = 84; /* Illegal byte sequence */
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pub const ERESTART: i32 = 85; /* Interrupted system call should be restarted */
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pub const ESTRPIPE: i32 = 86; /* Streams pipe error */
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pub const EUSERS: i32 = 87; /* Too many users */
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pub const ENOTSOCK: i32 = 88; /* Socket operation on non-socket */
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pub const EDESTADDRREQ: i32 = 89; /* Destination address required */
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pub const EMSGSIZE: i32 = 90; /* Message too long */
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pub const EPROTOTYPE: i32 = 91; /* Protocol wrong type for socket */
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pub const ENOPROTOOPT: i32 = 92; /* Protocol not available */
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pub const EPROTONOSUPPORT: i32 = 93; /* Protocol not supported */
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pub const ESOCKTNOSUPPORT: i32 = 94; /* Socket type not supported */
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pub const EOPNOTSUPP: i32 = 95; /* Operation not supported on transport endpoint */
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pub const EPFNOSUPPORT: i32 = 96; /* Protocol family not supported */
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pub const EAFNOSUPPORT: i32 = 97; /* Address family not supported by protocol */
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pub const EADDRINUSE: i32 = 98; /* Address already in use */
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pub const EADDRNOTAVAIL: i32 = 99; /* Cannot assign requested address */
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pub const ENETDOWN: i32 = 100; /* Network is down */
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pub const ENETUNREACH: i32 = 101; /* Network is unreachable */
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pub const ENETRESET: i32 = 102; /* Network dropped connection because of reset */
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pub const ECONNABORTED: i32 = 103; /* Software caused connection abort */
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pub const ECONNRESET: i32 = 104; /* Connection reset by peer */
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pub const ENOBUFS: i32 = 105; /* No buffer space available */
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pub const EISCONN: i32 = 106; /* Transport endpoint is already connected */
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pub const ENOTCONN: i32 = 107; /* Transport endpoint is not connected */
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pub const ESHUTDOWN: i32 = 108; /* Cannot send after transport endpoint shutdown */
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pub const ETOOMANYREFS: i32 = 109; /* Too many references: cannot splice */
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pub const ETIMEDOUT: i32 = 110; /* Connection timed out */
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pub const ECONNREFUSED: i32 = 111; /* Connection refused */
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pub const EHOSTDOWN: i32 = 112; /* Host is down */
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pub const EHOSTUNREACH: i32 = 113; /* No route to host */
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pub const EALREADY: i32 = 114; /* Operation already in progress */
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pub const EINPROGRESS: i32 = 115; /* Operation now in progress */
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pub const ESTALE: i32 = 116; /* Stale NFS file handle */
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pub const EUCLEAN: i32 = 117; /* Structure needs cleaning */
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pub const ENOTNAM: i32 = 118; /* Not a XENIX named type file */
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pub const ENAVAIL: i32 = 119; /* No XENIX semaphores available */
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pub const EISNAM: i32 = 120; /* Is a named type file */
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pub const EREMOTEIO: i32 = 121; /* Remote I/O error */
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pub const EDQUOT: i32 = 122; /* Quota exceeded */
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pub const ENOMEDIUM: i32 = 123; /* No medium found */
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pub const EMEDIUMTYPE: i32 = 124; /* Wrong medium type */
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pub const ECANCELED: i32 = 125; /* Operation Canceled */
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pub const ENOKEY: i32 = 126; /* Required key not available */
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pub const EKEYEXPIRED: i32 = 127; /* Key has expired */
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pub const EKEYREVOKED: i32 = 128; /* Key has been revoked */
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pub const EKEYREJECTED: i32 = 129; /* Key was rejected by service */
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pub const EOWNERDEAD: i32 = 130; /* Owner died */
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pub const ENOTRECOVERABLE: i32 = 131; /* State not recoverable */
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pub static STR_ERROR: [&'static str; 132] = ["Success",
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"Operation not permitted",
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"No such file or directory",
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"No such process",
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"Interrupted system call",
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"I/O error",
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"No such device or address",
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"Argument list too long",
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"Exec format error",
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"Bad file number",
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"No child processes",
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"Try again",
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"Out of memory",
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"Permission denied",
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"Bad address",
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"Block device required",
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"Device or resource busy",
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"File exists",
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"Cross-device link",
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"No such device",
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"Not a directory",
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"Is a directory",
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"Invalid argument",
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"File table overflow",
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"Too many open files",
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"Not a typewriter",
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"Text file busy",
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"File too large",
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"No space left on device",
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"Illegal seek",
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"Read-only file system",
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"Too many links",
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"Broken pipe",
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"Math argument out of domain of func",
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"Math result not representable",
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"Resource deadlock would occur",
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"File name too long",
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"No record locks available",
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"Function not implemented",
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"Directory not empty",
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"Too many symbolic links encountered",
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"Operation would block",
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"No message of desired type",
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"Identifier removed",
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"Channel number out of range",
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"Level 2 not synchronized",
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"Level 3 halted",
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"Level 3 reset",
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"Link number out of range",
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"Protocol driver not attached",
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"No CSI structure available",
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"Level 2 halted",
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"Invalid exchange",
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"Invalid request descriptor",
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"Exchange full",
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"No anode",
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"Invalid request code",
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"Invalid slot",
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"Resource deadlock would occur",
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"Bad font file format",
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"Device not a stream",
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"No data available",
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"Timer expired",
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"Out of streams resources",
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"Machine is not on the network",
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"Package not installed",
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"Object is remote",
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"Link has been severed",
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"Advertise error",
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"Srmount error",
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"Communication error on send",
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"Protocol error",
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"Multihop attempted",
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"RFS specific error",
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"Not a data message",
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"Value too large for defined data type",
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"Name not unique on network",
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"File descriptor in bad state",
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"Remote address changed",
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"Can not access a needed shared library",
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"Accessing a corrupted shared library",
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".lib section in a.out corrupted",
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"Attempting to link in too many shared libraries",
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"Cannot exec a shared library directly",
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"Illegal byte sequence",
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"Interrupted system call should be restarted",
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"Streams pipe error",
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"Too many users",
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"Socket operation on non-socket",
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"Destination address required",
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"Message too long",
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"Protocol wrong type for socket",
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"Protocol not available",
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"Protocol not supported",
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"Socket type not supported",
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"Operation not supported on transport endpoint",
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"Protocol family not supported",
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"Address family not supported by protocol",
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"Address already in use",
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"Cannot assign requested address",
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"Network is down",
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"Network is unreachable",
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"Network dropped connection because of reset",
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"Software caused connection abort",
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"Connection reset by peer",
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"No buffer space available",
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"Transport endpoint is already connected",
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"Transport endpoint is not connected",
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"Cannot send after transport endpoint shutdown",
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"Too many references: cannot splice",
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"Connection timed out",
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"Connection refused",
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"Host is down",
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"No route to host",
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"Operation already in progress",
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"Operation now in progress",
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"Stale NFS file handle",
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"Structure needs cleaning",
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"Not a XENIX named type file",
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"No XENIX semaphores available",
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"Is a named type file",
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"Remote I/O error",
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"Quota exceeded",
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"No medium found",
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"Wrong medium type",
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"Operation Canceled",
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"Required key not available",
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"Key has expired",
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"Key has been revoked",
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"Key was rejected by service",
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"Owner died",
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"State not recoverable"];
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