| // Copyright 2013 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| //go:build js && wasm |
| // +build js,wasm |
| |
| package syscall |
| |
| import "runtime" |
| |
| // These were originally used by Nacl, then later also used by |
| // js/wasm. Now that they're only used by js/wasm, these numbers are |
| // just arbitrary. |
| // |
| // TODO: delete? replace with something meaningful? |
| const ( |
| sys_null = 1 |
| sys_nameservice = 2 |
| sys_dup = 8 |
| sys_dup2 = 9 |
| sys_open = 10 |
| sys_close = 11 |
| sys_read = 12 |
| sys_write = 13 |
| sys_lseek = 14 |
| sys_stat = 16 |
| sys_fstat = 17 |
| sys_chmod = 18 |
| sys_isatty = 19 |
| sys_brk = 20 |
| sys_mmap = 21 |
| sys_munmap = 22 |
| sys_getdents = 23 |
| sys_mprotect = 24 |
| sys_list_mappings = 25 |
| sys_exit = 30 |
| sys_getpid = 31 |
| sys_sched_yield = 32 |
| sys_sysconf = 33 |
| sys_gettimeofday = 40 |
| sys_clock = 41 |
| sys_nanosleep = 42 |
| sys_clock_getres = 43 |
| sys_clock_gettime = 44 |
| sys_mkdir = 45 |
| sys_rmdir = 46 |
| sys_chdir = 47 |
| sys_getcwd = 48 |
| sys_unlink = 49 |
| sys_imc_makeboundsock = 60 |
| sys_imc_accept = 61 |
| sys_imc_connect = 62 |
| sys_imc_sendmsg = 63 |
| sys_imc_recvmsg = 64 |
| sys_imc_mem_obj_create = 65 |
| sys_imc_socketpair = 66 |
| sys_mutex_create = 70 |
| sys_mutex_lock = 71 |
| sys_mutex_trylock = 72 |
| sys_mutex_unlock = 73 |
| sys_cond_create = 74 |
| sys_cond_wait = 75 |
| sys_cond_signal = 76 |
| sys_cond_broadcast = 77 |
| sys_cond_timed_wait_abs = 79 |
| sys_thread_create = 80 |
| sys_thread_exit = 81 |
| sys_tls_init = 82 |
| sys_thread_nice = 83 |
| sys_tls_get = 84 |
| sys_second_tls_set = 85 |
| sys_second_tls_get = 86 |
| sys_exception_handler = 87 |
| sys_exception_stack = 88 |
| sys_exception_clear_flag = 89 |
| sys_sem_create = 100 |
| sys_sem_wait = 101 |
| sys_sem_post = 102 |
| sys_sem_get_value = 103 |
| sys_dyncode_create = 104 |
| sys_dyncode_modify = 105 |
| sys_dyncode_delete = 106 |
| sys_test_infoleak = 109 |
| sys_test_crash = 110 |
| sys_test_syscall_1 = 111 |
| sys_test_syscall_2 = 112 |
| sys_futex_wait_abs = 120 |
| sys_futex_wake = 121 |
| sys_pread = 130 |
| sys_pwrite = 131 |
| sys_truncate = 140 |
| sys_lstat = 141 |
| sys_link = 142 |
| sys_rename = 143 |
| sys_symlink = 144 |
| sys_access = 145 |
| sys_readlink = 146 |
| sys_utimes = 147 |
| sys_get_random_bytes = 150 |
| ) |
| |
| // TODO: Auto-generate some day. (Hard-coded in binaries so not likely to change.) |
| const ( |
| // native_client/src/trusted/service_runtime/include/sys/errno.h |
| // The errors are mainly copied from Linux. |
| EPERM Errno = 1 /* Operation not permitted */ |
| ENOENT Errno = 2 /* No such file or directory */ |
| ESRCH Errno = 3 /* No such process */ |
| EINTR Errno = 4 /* Interrupted system call */ |
| EIO Errno = 5 /* I/O error */ |
| ENXIO Errno = 6 /* No such device or address */ |
| E2BIG Errno = 7 /* Argument list too long */ |
| ENOEXEC Errno = 8 /* Exec format error */ |
| EBADF Errno = 9 /* Bad file number */ |
| ECHILD Errno = 10 /* No child processes */ |
| EAGAIN Errno = 11 /* Try again */ |
| ENOMEM Errno = 12 /* Out of memory */ |
| EACCES Errno = 13 /* Permission denied */ |
| EFAULT Errno = 14 /* Bad address */ |
| EBUSY Errno = 16 /* Device or resource busy */ |
| EEXIST Errno = 17 /* File exists */ |
| EXDEV Errno = 18 /* Cross-device link */ |
| ENODEV Errno = 19 /* No such device */ |
| ENOTDIR Errno = 20 /* Not a directory */ |
| EISDIR Errno = 21 /* Is a directory */ |
| EINVAL Errno = 22 /* Invalid argument */ |
| ENFILE Errno = 23 /* File table overflow */ |
| EMFILE Errno = 24 /* Too many open files */ |
| ENOTTY Errno = 25 /* Not a typewriter */ |
| EFBIG Errno = 27 /* File too large */ |
| ENOSPC Errno = 28 /* No space left on device */ |
| ESPIPE Errno = 29 /* Illegal seek */ |
| EROFS Errno = 30 /* Read-only file system */ |
| EMLINK Errno = 31 /* Too many links */ |
| EPIPE Errno = 32 /* Broken pipe */ |
| ENAMETOOLONG Errno = 36 /* File name too long */ |
| ENOSYS Errno = 38 /* Function not implemented */ |
| EDQUOT Errno = 122 /* Quota exceeded */ |
| EDOM Errno = 33 /* Math arg out of domain of func */ |
| ERANGE Errno = 34 /* Math result not representable */ |
| EDEADLK Errno = 35 /* Deadlock condition */ |
| ENOLCK Errno = 37 /* No record locks available */ |
| ENOTEMPTY Errno = 39 /* Directory not empty */ |
| ELOOP Errno = 40 /* Too many symbolic links */ |
| ENOMSG Errno = 42 /* No message of desired type */ |
| EIDRM Errno = 43 /* Identifier removed */ |
| ECHRNG Errno = 44 /* Channel number out of range */ |
| EL2NSYNC Errno = 45 /* Level 2 not synchronized */ |
| EL3HLT Errno = 46 /* Level 3 halted */ |
| EL3RST Errno = 47 /* Level 3 reset */ |
| ELNRNG Errno = 48 /* Link number out of range */ |
| EUNATCH Errno = 49 /* Protocol driver not attached */ |
| ENOCSI Errno = 50 /* No CSI structure available */ |
| EL2HLT Errno = 51 /* Level 2 halted */ |
| EBADE Errno = 52 /* Invalid exchange */ |
| EBADR Errno = 53 /* Invalid request descriptor */ |
| EXFULL Errno = 54 /* Exchange full */ |
| ENOANO Errno = 55 /* No anode */ |
| EBADRQC Errno = 56 /* Invalid request code */ |
| EBADSLT Errno = 57 /* Invalid slot */ |
| EDEADLOCK Errno = EDEADLK /* File locking deadlock error */ |
| EBFONT Errno = 59 /* Bad font file fmt */ |
| ENOSTR Errno = 60 /* Device not a stream */ |
| ENODATA Errno = 61 /* No data (for no delay io) */ |
| ETIME Errno = 62 /* Timer expired */ |
| ENOSR Errno = 63 /* Out of streams resources */ |
| ENONET Errno = 64 /* Machine is not on the network */ |
| ENOPKG Errno = 65 /* Package not installed */ |
| EREMOTE Errno = 66 /* The object is remote */ |
| ENOLINK Errno = 67 /* The link has been severed */ |
| EADV Errno = 68 /* Advertise error */ |
| ESRMNT Errno = 69 /* Srmount error */ |
| ECOMM Errno = 70 /* Communication error on send */ |
| EPROTO Errno = 71 /* Protocol error */ |
| EMULTIHOP Errno = 72 /* Multihop attempted */ |
| EDOTDOT Errno = 73 /* Cross mount point (not really error) */ |
| EBADMSG Errno = 74 /* Trying to read unreadable message */ |
| EOVERFLOW Errno = 75 /* Value too large for defined data type */ |
| ENOTUNIQ Errno = 76 /* Given log. name not unique */ |
| EBADFD Errno = 77 /* f.d. invalid for this operation */ |
| EREMCHG Errno = 78 /* Remote address changed */ |
| ELIBACC Errno = 79 /* Can't access a needed shared lib */ |
| ELIBBAD Errno = 80 /* Accessing a corrupted shared lib */ |
| ELIBSCN Errno = 81 /* .lib section in a.out corrupted */ |
| ELIBMAX Errno = 82 /* Attempting to link in too many libs */ |
| ELIBEXEC Errno = 83 /* Attempting to exec a shared library */ |
| EILSEQ Errno = 84 |
| EUSERS Errno = 87 |
| ENOTSOCK Errno = 88 /* Socket operation on non-socket */ |
| EDESTADDRREQ Errno = 89 /* Destination address required */ |
| EMSGSIZE Errno = 90 /* Message too long */ |
| EPROTOTYPE Errno = 91 /* Protocol wrong type for socket */ |
| ENOPROTOOPT Errno = 92 /* Protocol not available */ |
| EPROTONOSUPPORT Errno = 93 /* Unknown protocol */ |
| ESOCKTNOSUPPORT Errno = 94 /* Socket type not supported */ |
| EOPNOTSUPP Errno = 95 /* Operation not supported on transport endpoint */ |
| EPFNOSUPPORT Errno = 96 /* Protocol family not supported */ |
| EAFNOSUPPORT Errno = 97 /* Address family not supported by protocol family */ |
| EADDRINUSE Errno = 98 /* Address already in use */ |
| EADDRNOTAVAIL Errno = 99 /* Address not available */ |
| ENETDOWN Errno = 100 /* Network interface is not configured */ |
| ENETUNREACH Errno = 101 /* Network is unreachable */ |
| ENETRESET Errno = 102 |
| ECONNABORTED Errno = 103 /* Connection aborted */ |
| ECONNRESET Errno = 104 /* Connection reset by peer */ |
| ENOBUFS Errno = 105 /* No buffer space available */ |
| EISCONN Errno = 106 /* Socket is already connected */ |
| ENOTCONN Errno = 107 /* Socket is not connected */ |
| ESHUTDOWN Errno = 108 /* Can't send after socket shutdown */ |
| ETOOMANYREFS Errno = 109 |
| ETIMEDOUT Errno = 110 /* Connection timed out */ |
| ECONNREFUSED Errno = 111 /* Connection refused */ |
| EHOSTDOWN Errno = 112 /* Host is down */ |
| EHOSTUNREACH Errno = 113 /* Host is unreachable */ |
| EALREADY Errno = 114 /* Socket already connected */ |
| EINPROGRESS Errno = 115 /* Connection already in progress */ |
| ESTALE Errno = 116 |
| ENOTSUP Errno = EOPNOTSUPP /* Not supported */ |
| ENOMEDIUM Errno = 123 /* No medium (in tape drive) */ |
| ECANCELED Errno = 125 /* Operation canceled. */ |
| ELBIN Errno = 2048 /* Inode is remote (not really error) */ |
| EFTYPE Errno = 2049 /* Inappropriate file type or format */ |
| ENMFILE Errno = 2050 /* No more files */ |
| EPROCLIM Errno = 2051 |
| ENOSHARE Errno = 2052 /* No such host or network path */ |
| ECASECLASH Errno = 2053 /* Filename exists with different case */ |
| EWOULDBLOCK Errno = EAGAIN /* Operation would block */ |
| ) |
| |
| // TODO: Auto-generate some day. (Hard-coded in binaries so not likely to change.) |
| var errorstr = [...]string{ |
| EPERM: "Operation not permitted", |
| ENOENT: "No such file or directory", |
| ESRCH: "No such process", |
| EINTR: "Interrupted system call", |
| EIO: "I/O error", |
| ENXIO: "No such device or address", |
| E2BIG: "Argument list too long", |
| ENOEXEC: "Exec format error", |
| EBADF: "Bad file number", |
| ECHILD: "No child processes", |
| EAGAIN: "Try again", |
| ENOMEM: "Out of memory", |
| EACCES: "Permission denied", |
| EFAULT: "Bad address", |
| EBUSY: "Device or resource busy", |
| EEXIST: "File exists", |
| EXDEV: "Cross-device link", |
| ENODEV: "No such device", |
| ENOTDIR: "Not a directory", |
| EISDIR: "Is a directory", |
| EINVAL: "Invalid argument", |
| ENFILE: "File table overflow", |
| EMFILE: "Too many open files", |
| ENOTTY: "Not a typewriter", |
| EFBIG: "File too large", |
| ENOSPC: "No space left on device", |
| ESPIPE: "Illegal seek", |
| EROFS: "Read-only file system", |
| EMLINK: "Too many links", |
| EPIPE: "Broken pipe", |
| ENAMETOOLONG: "File name too long", |
| ENOSYS: "not implemented on " + runtime.GOOS, |
| EDQUOT: "Quota exceeded", |
| EDOM: "Math arg out of domain of func", |
| ERANGE: "Math result not representable", |
| EDEADLK: "Deadlock condition", |
| ENOLCK: "No record locks available", |
| ENOTEMPTY: "Directory not empty", |
| ELOOP: "Too many symbolic links", |
| ENOMSG: "No message of desired type", |
| EIDRM: "Identifier removed", |
| ECHRNG: "Channel number out of range", |
| EL2NSYNC: "Level 2 not synchronized", |
| EL3HLT: "Level 3 halted", |
| EL3RST: "Level 3 reset", |
| ELNRNG: "Link number out of range", |
| EUNATCH: "Protocol driver not attached", |
| ENOCSI: "No CSI structure available", |
| EL2HLT: "Level 2 halted", |
| EBADE: "Invalid exchange", |
| EBADR: "Invalid request descriptor", |
| EXFULL: "Exchange full", |
| ENOANO: "No anode", |
| EBADRQC: "Invalid request code", |
| EBADSLT: "Invalid slot", |
| EBFONT: "Bad font file fmt", |
| ENOSTR: "Device not a stream", |
| ENODATA: "No data (for no delay io)", |
| ETIME: "Timer expired", |
| ENOSR: "Out of streams resources", |
| ENONET: "Machine is not on the network", |
| ENOPKG: "Package not installed", |
| EREMOTE: "The object is remote", |
| ENOLINK: "The link has been severed", |
| EADV: "Advertise error", |
| ESRMNT: "Srmount error", |
| ECOMM: "Communication error on send", |
| EPROTO: "Protocol error", |
| EMULTIHOP: "Multihop attempted", |
| EDOTDOT: "Cross mount point (not really error)", |
| EBADMSG: "Trying to read unreadable message", |
| EOVERFLOW: "Value too large for defined data type", |
| ENOTUNIQ: "Given log. name not unique", |
| EBADFD: "f.d. invalid for this operation", |
| EREMCHG: "Remote address changed", |
| ELIBACC: "Can't access a needed shared lib", |
| ELIBBAD: "Accessing a corrupted shared lib", |
| ELIBSCN: ".lib section in a.out corrupted", |
| ELIBMAX: "Attempting to link in too many libs", |
| ELIBEXEC: "Attempting to exec a shared library", |
| ENOTSOCK: "Socket operation on non-socket", |
| EDESTADDRREQ: "Destination address required", |
| EMSGSIZE: "Message too long", |
| EPROTOTYPE: "Protocol wrong type for socket", |
| ENOPROTOOPT: "Protocol not available", |
| EPROTONOSUPPORT: "Unknown protocol", |
| ESOCKTNOSUPPORT: "Socket type not supported", |
| EOPNOTSUPP: "Operation not supported on transport endpoint", |
| EPFNOSUPPORT: "Protocol family not supported", |
| EAFNOSUPPORT: "Address family not supported by protocol family", |
| EADDRINUSE: "Address already in use", |
| EADDRNOTAVAIL: "Address not available", |
| ENETDOWN: "Network interface is not configured", |
| ENETUNREACH: "Network is unreachable", |
| ECONNABORTED: "Connection aborted", |
| ECONNRESET: "Connection reset by peer", |
| ENOBUFS: "No buffer space available", |
| EISCONN: "Socket is already connected", |
| ENOTCONN: "Socket is not connected", |
| ESHUTDOWN: "Can't send after socket shutdown", |
| ETIMEDOUT: "Connection timed out", |
| ECONNREFUSED: "Connection refused", |
| EHOSTDOWN: "Host is down", |
| EHOSTUNREACH: "Host is unreachable", |
| EALREADY: "Socket already connected", |
| EINPROGRESS: "Connection already in progress", |
| ENOMEDIUM: "No medium (in tape drive)", |
| ECANCELED: "Operation canceled.", |
| ELBIN: "Inode is remote (not really error)", |
| EFTYPE: "Inappropriate file type or format", |
| ENMFILE: "No more files", |
| ENOSHARE: "No such host or network path", |
| ECASECLASH: "Filename exists with different case", |
| } |
| |
| // Do the interface allocations only once for common |
| // Errno values. |
| var ( |
| errEAGAIN error = EAGAIN |
| errEINVAL error = EINVAL |
| errENOENT error = ENOENT |
| ) |
| |
| // errnoErr returns common boxed Errno values, to prevent |
| // allocations at runtime. |
| func errnoErr(e Errno) error { |
| switch e { |
| case 0: |
| return nil |
| case EAGAIN: |
| return errEAGAIN |
| case EINVAL: |
| return errEINVAL |
| case ENOENT: |
| return errENOENT |
| } |
| return e |
| } |
| |
| var errnoByCode = map[string]Errno{ |
| "EPERM": EPERM, |
| "ENOENT": ENOENT, |
| "ESRCH": ESRCH, |
| "EINTR": EINTR, |
| "EIO": EIO, |
| "ENXIO": ENXIO, |
| "E2BIG": E2BIG, |
| "ENOEXEC": ENOEXEC, |
| "EBADF": EBADF, |
| "ECHILD": ECHILD, |
| "EAGAIN": EAGAIN, |
| "ENOMEM": ENOMEM, |
| "EACCES": EACCES, |
| "EFAULT": EFAULT, |
| "EBUSY": EBUSY, |
| "EEXIST": EEXIST, |
| "EXDEV": EXDEV, |
| "ENODEV": ENODEV, |
| "ENOTDIR": ENOTDIR, |
| "EISDIR": EISDIR, |
| "EINVAL": EINVAL, |
| "ENFILE": ENFILE, |
| "EMFILE": EMFILE, |
| "ENOTTY": ENOTTY, |
| "EFBIG": EFBIG, |
| "ENOSPC": ENOSPC, |
| "ESPIPE": ESPIPE, |
| "EROFS": EROFS, |
| "EMLINK": EMLINK, |
| "EPIPE": EPIPE, |
| "ENAMETOOLONG": ENAMETOOLONG, |
| "ENOSYS": ENOSYS, |
| "EDQUOT": EDQUOT, |
| "EDOM": EDOM, |
| "ERANGE": ERANGE, |
| "EDEADLK": EDEADLK, |
| "ENOLCK": ENOLCK, |
| "ENOTEMPTY": ENOTEMPTY, |
| "ELOOP": ELOOP, |
| "ENOMSG": ENOMSG, |
| "EIDRM": EIDRM, |
| "ECHRNG": ECHRNG, |
| "EL2NSYNC": EL2NSYNC, |
| "EL3HLT": EL3HLT, |
| "EL3RST": EL3RST, |
| "ELNRNG": ELNRNG, |
| "EUNATCH": EUNATCH, |
| "ENOCSI": ENOCSI, |
| "EL2HLT": EL2HLT, |
| "EBADE": EBADE, |
| "EBADR": EBADR, |
| "EXFULL": EXFULL, |
| "ENOANO": ENOANO, |
| "EBADRQC": EBADRQC, |
| "EBADSLT": EBADSLT, |
| "EDEADLOCK": EDEADLOCK, |
| "EBFONT": EBFONT, |
| "ENOSTR": ENOSTR, |
| "ENODATA": ENODATA, |
| "ETIME": ETIME, |
| "ENOSR": ENOSR, |
| "ENONET": ENONET, |
| "ENOPKG": ENOPKG, |
| "EREMOTE": EREMOTE, |
| "ENOLINK": ENOLINK, |
| "EADV": EADV, |
| "ESRMNT": ESRMNT, |
| "ECOMM": ECOMM, |
| "EPROTO": EPROTO, |
| "EMULTIHOP": EMULTIHOP, |
| "EDOTDOT": EDOTDOT, |
| "EBADMSG": EBADMSG, |
| "EOVERFLOW": EOVERFLOW, |
| "ENOTUNIQ": ENOTUNIQ, |
| "EBADFD": EBADFD, |
| "EREMCHG": EREMCHG, |
| "ELIBACC": ELIBACC, |
| "ELIBBAD": ELIBBAD, |
| "ELIBSCN": ELIBSCN, |
| "ELIBMAX": ELIBMAX, |
| "ELIBEXEC": ELIBEXEC, |
| "EILSEQ": EILSEQ, |
| "EUSERS": EUSERS, |
| "ENOTSOCK": ENOTSOCK, |
| "EDESTADDRREQ": EDESTADDRREQ, |
| "EMSGSIZE": EMSGSIZE, |
| "EPROTOTYPE": EPROTOTYPE, |
| "ENOPROTOOPT": ENOPROTOOPT, |
| "EPROTONOSUPPORT": EPROTONOSUPPORT, |
| "ESOCKTNOSUPPORT": ESOCKTNOSUPPORT, |
| "EOPNOTSUPP": EOPNOTSUPP, |
| "EPFNOSUPPORT": EPFNOSUPPORT, |
| "EAFNOSUPPORT": EAFNOSUPPORT, |
| "EADDRINUSE": EADDRINUSE, |
| "EADDRNOTAVAIL": EADDRNOTAVAIL, |
| "ENETDOWN": ENETDOWN, |
| "ENETUNREACH": ENETUNREACH, |
| "ENETRESET": ENETRESET, |
| "ECONNABORTED": ECONNABORTED, |
| "ECONNRESET": ECONNRESET, |
| "ENOBUFS": ENOBUFS, |
| "EISCONN": EISCONN, |
| "ENOTCONN": ENOTCONN, |
| "ESHUTDOWN": ESHUTDOWN, |
| "ETOOMANYREFS": ETOOMANYREFS, |
| "ETIMEDOUT": ETIMEDOUT, |
| "ECONNREFUSED": ECONNREFUSED, |
| "EHOSTDOWN": EHOSTDOWN, |
| "EHOSTUNREACH": EHOSTUNREACH, |
| "EALREADY": EALREADY, |
| "EINPROGRESS": EINPROGRESS, |
| "ESTALE": ESTALE, |
| "ENOTSUP": ENOTSUP, |
| "ENOMEDIUM": ENOMEDIUM, |
| "ECANCELED": ECANCELED, |
| "ELBIN": ELBIN, |
| "EFTYPE": EFTYPE, |
| "ENMFILE": ENMFILE, |
| "EPROCLIM": EPROCLIM, |
| "ENOSHARE": ENOSHARE, |
| "ECASECLASH": ECASECLASH, |
| "EWOULDBLOCK": EWOULDBLOCK, |
| } |
