//
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// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech>
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// Copyright 2018 Capitar IT Group BV <info@capitar.com>
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//
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// This software is supplied under the terms of the MIT License, a
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// copy of which should be located in the distribution where this
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// file was obtained (LICENSE.txt). A copy of the license may also be
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// found online at https://opensource.org/licenses/MIT.
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//
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#include "core/nng_impl.h"
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#ifdef NNG_PLATFORM_WINDOWS
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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void
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nni_plat_abort(void)
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{
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abort();
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}
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void
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nni_plat_printf(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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(void) vprintf(fmt, ap);
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va_end(ap);
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}
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void
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nni_plat_println(const char *message)
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{
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(void) fprintf(stderr, "%s\n", message);
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}
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const char *
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nni_plat_strerror(int errnum)
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{
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if (errnum > NNG_ESYSERR) {
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errnum -= NNG_ESYSERR;
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}
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return (strerror(errnum));
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}
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// Win32 has its own error codes, but these ones it shares with POSIX.
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static struct {
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int sys_err;
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int nng_err;
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} nni_plat_errnos[] = {
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// clang-format off
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{ ENOENT, NNG_ENOENT },
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{ EINTR, NNG_EINTR },
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{ EINVAL, NNG_EINVAL },
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{ ENOMEM, NNG_ENOMEM },
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{ EACCES, NNG_EPERM },
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{ EAGAIN, NNG_EAGAIN },
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{ EBADF, NNG_ECLOSED },
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{ EBUSY, NNG_EBUSY },
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{ ENAMETOOLONG, NNG_EINVAL },
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{ EPERM, NNG_EPERM },
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{ EPIPE, NNG_ECLOSED },
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{ 0, 0 } // must be last
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// clang-format on
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};
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int
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nni_plat_errno(int errnum)
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{
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int i;
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if (errnum == 0) {
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return (0);
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}
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for (i = 0; nni_plat_errnos[i].nng_err != 0; i++) {
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if (errnum == nni_plat_errnos[i].sys_err) {
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return (nni_plat_errnos[i].nng_err);
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}
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}
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// Other system errno.
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return (NNG_ESYSERR + errnum);
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}
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// Windows has infinite numbers of error codes it seems. We only bother
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// with the ones that are relevant to us (we think). Note that there is
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// no overlap between errnos and GetLastError values. Note also that
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// the WinSock errors are basically in the same number space as other
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// errors, and WSAGetLastError() is an alias for GetLastError().
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static struct {
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int win_err;
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int nng_err;
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} nni_win_errnos[] = {
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// clang-format off
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{ ERROR_FILE_NOT_FOUND, NNG_ENOENT },
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{ ERROR_PATH_NOT_FOUND, NNG_ENOENT },
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{ ERROR_ACCESS_DENIED, NNG_EPERM },
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{ ERROR_INVALID_HANDLE, NNG_ECLOSED },
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{ ERROR_NOT_ENOUGH_MEMORY, NNG_ENOMEM },
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{ ERROR_INVALID_ACCESS, NNG_EPERM },
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{ ERROR_INVALID_DATA, NNG_EINVAL },
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{ ERROR_OUTOFMEMORY, NNG_ENOMEM },
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{ ERROR_HANDLE_EOF, NNG_ECLOSED },
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{ ERROR_NOT_SUPPORTED, NNG_ENOTSUP },
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{ ERROR_OUT_OF_STRUCTURES, NNG_ENOMEM },
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{ ERROR_INVALID_PARAMETER, NNG_EINVAL },
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{ ERROR_CONNECTION_REFUSED, NNG_ECONNREFUSED },
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{ ERROR_DUP_NAME, NNG_EADDRINUSE },
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{ ERROR_BROKEN_PIPE, NNG_ECLOSED },
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{ ERROR_BAD_PIPE, NNG_ECLOSED },
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{ ERROR_NO_DATA, NNG_ECLOSED },
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{ ERROR_PIPE_NOT_CONNECTED, NNG_ECLOSED },
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{ ERROR_OPERATION_ABORTED, NNG_ECLOSED },
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{ ERROR_SHARING_VIOLATION, NNG_EBUSY },
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{ WAIT_TIMEOUT, NNG_ETIMEDOUT },
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{ WSAEINTR, NNG_EINTR },
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{ WSAEBADF, NNG_ECLOSED },
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{ WSAEACCES, NNG_EPERM },
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{ WSAEWOULDBLOCK, NNG_EAGAIN },
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{ WSAEINPROGRESS, NNG_EAGAIN },
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{ WSAENOTSOCK, NNG_ECLOSED },
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{ WSAEINVAL, NNG_EINVAL },
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{ WSAEMSGSIZE, NNG_EMSGSIZE },
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{ WSAENOPROTOOPT, NNG_ENOTSUP },
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{ WSAEPROTONOSUPPORT, NNG_ENOTSUP },
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{ WSAEPROTONOSUPPORT, NNG_ENOTSUP },
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{ WSAESOCKTNOSUPPORT, NNG_ENOTSUP },
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{ WSAEOPNOTSUPP, NNG_ENOTSUP },
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{ WSAEPFNOSUPPORT, NNG_ENOTSUP },
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{ WSAEAFNOSUPPORT, NNG_ENOTSUP },
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{ WSAEADDRINUSE, NNG_EADDRINUSE },
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{ WSAEADDRNOTAVAIL, NNG_EADDRINVAL },
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{ WSAENETDOWN, NNG_EUNREACHABLE },
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{ WSAENETUNREACH, NNG_EUNREACHABLE },
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{ WSAECONNABORTED, NNG_ETIMEDOUT },
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{ WSAECONNRESET, NNG_ECLOSED },
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{ WSAENOBUFS, NNG_ENOMEM },
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{ WSAENOTCONN, NNG_ECLOSED },
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{ WSAESHUTDOWN, NNG_ECLOSED },
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{ WSAETIMEDOUT, NNG_ETIMEDOUT },
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{ WSAECONNREFUSED, NNG_ECONNREFUSED },
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{ WSAEHOSTDOWN, NNG_EUNREACHABLE },
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{ WSAEHOSTUNREACH, NNG_EUNREACHABLE },
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{ WSAVERNOTSUPPORTED, NNG_ENOTSUP },
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{ WSAEDISCON, NNG_ECLOSED },
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{ WSAECANCELLED, NNG_ECANCELED },
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{ WSA_E_CANCELLED, NNG_ECANCELED },
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{ WSAHOST_NOT_FOUND, NNG_EADDRINVAL },
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{ WSATRY_AGAIN, NNG_EAGAIN },
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{ WSANO_DATA, NNG_EADDRINVAL },
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// Must be Last!!
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{ 0, 0 },
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// clang-format on
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};
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// This converts a Windows API error (from GetLastError()) to an
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// nng standard error code.
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int
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nni_win_error(int errnum)
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{
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int i;
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if (errnum == 0) {
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return (0);
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}
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for (i = 0; nni_win_errnos[i].win_err != 0; i++) {
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if (errnum == nni_win_errnos[i].win_err) {
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return (nni_win_errnos[i].nng_err);
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}
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}
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// Other system errno.
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return (NNG_ESYSERR + errnum);
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}
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#endif // NNG_PLATFORM_WINDOWS
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