git / moonbite-core / src/compat/stdin.cpp · raw

// Copyright (c) 2018-2019 The Bitcoin Core developers// Distributed under the MIT software license, see the accompanying// file COPYING or http://www.opensource.org/licenses/mit-license.php.#if defined(HAVE_CONFIG_H)#include <config/bitcoin-config.h>#endif#include <cstdio>       // for fileno(), stdin#ifdef WIN32#include <windows.h>    // for SetStdinEcho()#include <io.h>         // for isatty()#else#include <termios.h>    // for SetStdinEcho()#include <unistd.h>     // for SetStdinEcho(), isatty()#include <poll.h>       // for StdinReady()#endif#include <compat/stdin.h>// https://stackoverflow.com/questions/1413445/reading-a-password-from-stdcinvoid SetStdinEcho(bool enable){#ifdef WIN32    HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);    DWORD mode;    GetConsoleMode(hStdin, &mode);    if (!enable) {        mode &= ~ENABLE_ECHO_INPUT;    } else {        mode |= ENABLE_ECHO_INPUT;    }    SetConsoleMode(hStdin, mode);#else    struct termios tty;    tcgetattr(STDIN_FILENO, &tty);    if (!enable) {        tty.c_lflag &= ~ECHO;    } else {        tty.c_lflag |= ECHO;    }    (void)tcsetattr(STDIN_FILENO, TCSANOW, &tty);#endif}bool StdinTerminal(){#ifdef WIN32    return _isatty(_fileno(stdin));#else    return isatty(fileno(stdin));#endif}bool StdinReady(){    if (!StdinTerminal()) {        return true;    }#ifdef WIN32    return false;#else    struct pollfd fds;    fds.fd = 0; /* this is STDIN */    fds.events = POLLIN;    return poll(&fds, 1, 0) == 1;#endif}NoechoInst::NoechoInst() { SetStdinEcho(false); }NoechoInst::~NoechoInst() { SetStdinEcho(true); }