From 354bb40e75d94466e91fe6960523612c9d17ccfb Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Thu, 2 Nov 2017 23:11:29 +0300 Subject: Add implementation --- mysql/extra/yassl/src/get_password.c | 218 +++++++++++++++++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 mysql/extra/yassl/src/get_password.c (limited to 'mysql/extra/yassl/src/get_password.c') diff --git a/mysql/extra/yassl/src/get_password.c b/mysql/extra/yassl/src/get_password.c new file mode 100644 index 0000000..65e5763 --- /dev/null +++ b/mysql/extra/yassl/src/get_password.c @@ -0,0 +1,218 @@ +/* Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ + +/* +** Ask for a password from tty +** This is an own file to avoid conflicts with curses +*/ +#include +#include +#include "mysql.h" +#include +#include +#include + +#ifdef HAVE_GETPASS +#ifdef HAVE_PWD_H +#include +#endif /* HAVE_PWD_H */ +#else /* ! HAVE_GETPASS */ +#ifndef _WIN32 +#ifdef HAVE_SYS_IOCTL_H +#include +#endif +#ifdef HAVE_TERMIOS_H /* For tty-password */ +#include +#define TERMIO struct termios +#else +#ifdef HAVE_TERMIO_H /* For tty-password */ +#include +#define TERMIO struct termio +#else +#include +#define TERMIO struct sgttyb +#endif +#endif +#else +#include +#endif /* _WIN32 */ +#endif /* HAVE_GETPASS */ + +#ifdef HAVE_GETPASSPHRASE /* For Solaris */ +#define getpass(A) getpassphrase(A) +#endif + +#ifdef _WIN32 +/* were just going to fake it here and get input from + the keyboard */ + +char *get_tty_password_ext(const char *opt_message, + strdup_handler_t strdup_function) +{ + char to[80]; + char *pos=to,*end=to+sizeof(to)-1; + int i=0; + DBUG_ENTER("get_tty_password_ext"); + _cputs(opt_message ? opt_message : "Enter password: "); + for (;;) + { + char tmp; + tmp=_getch(); + if (tmp == '\b' || (int) tmp == 127) + { + if (pos != to) + { + _cputs("\b \b"); + pos--; + continue; + } + } + if (tmp == '\n' || tmp == '\r' || tmp == 3) + break; + if (iscntrl(tmp) || pos == end) + continue; + _cputs("*"); + *(pos++) = tmp; + } + while (pos != to && isspace(pos[-1]) == ' ') + pos--; /* Allow dummy space at end */ + *pos=0; + _cputs("\n"); + DBUG_RETURN(strdup_function(to,MYF(MY_FAE))); +} + +#else + + +#ifndef HAVE_GETPASS +/* +** Can't use fgets, because readline will get confused +** length is max number of chars in to, not counting \0 +* to will not include the eol characters. +*/ + +static void get_password(char *to,uint length,int fd, my_bool echo) +{ + char *pos=to,*end=to+length; + + for (;;) + { + char tmp; + if (my_read(fd,&tmp,1,MYF(0)) != 1) + break; + if (tmp == '\b' || (int) tmp == 127) + { + if (pos != to) + { + if (echo) + { + fputs("\b \b",stderr); + fflush(stderr); + } + pos--; + continue; + } + } + if (tmp == '\n' || tmp == '\r' || tmp == 3) + break; + if (iscntrl(tmp) || pos == end) + continue; + if (echo) + { + fputc('*',stderr); + fflush(stderr); + } + *(pos++) = tmp; + } + while (pos != to && isspace(pos[-1]) == ' ') + pos--; /* Allow dummy space at end */ + *pos=0; + return; +} + +#endif /* ! HAVE_GETPASS */ + + +char *get_tty_password_ext(const char *opt_message, + strdup_handler_t strdup_function) +{ +#ifdef HAVE_GETPASS + char *passbuff; +#else /* ! HAVE_GETPASS */ + TERMIO org,tmp; +#endif /* HAVE_GETPASS */ + char buff[80]; + + DBUG_ENTER("get_tty_password_ext"); + +#ifdef HAVE_GETPASS + passbuff = getpass(opt_message ? opt_message : "Enter password: "); + + /* copy the password to buff and clear original (static) buffer */ + my_stpnmov(buff, passbuff, sizeof(buff) - 1); +#ifdef _PASSWORD_LEN + memset(passbuff, 0, _PASSWORD_LEN); +#endif +#else + if (isatty(fileno(stderr))) + { + fputs(opt_message ? opt_message : "Enter password: ",stderr); + fflush(stderr); + } +#if defined(HAVE_TERMIOS_H) + tcgetattr(fileno(stdin), &org); + tmp = org; + tmp.c_lflag &= ~(ECHO | ISIG | ICANON); + tmp.c_cc[VMIN] = 1; + tmp.c_cc[VTIME] = 0; + tcsetattr(fileno(stdin), TCSADRAIN, &tmp); + get_password(buff, sizeof(buff)-1, fileno(stdin), isatty(fileno(stderr))); + tcsetattr(fileno(stdin), TCSADRAIN, &org); +#elif defined(HAVE_TERMIO_H) + ioctl(fileno(stdin), (int) TCGETA, &org); + tmp=org; + tmp.c_lflag &= ~(ECHO | ISIG | ICANON); + tmp.c_cc[VMIN] = 1; + tmp.c_cc[VTIME]= 0; + ioctl(fileno(stdin),(int) TCSETA, &tmp); + get_password(buff,sizeof(buff)-1,fileno(stdin),isatty(fileno(stderr))); + ioctl(fileno(stdin),(int) TCSETA, &org); +#else + gtty(fileno(stdin), &org); + tmp=org; + tmp.sg_flags &= ~ECHO; + tmp.sg_flags |= RAW; + stty(fileno(stdin), &tmp); + get_password(buff,sizeof(buff)-1,fileno(stdin),isatty(fileno(stderr))); + stty(fileno(stdin), &org); +#endif + if (isatty(fileno(stderr))) + fputc('\n',stderr); +#endif /* HAVE_GETPASS */ + + DBUG_RETURN(strdup_function(buff,MYF(MY_FAE))); +} + +#endif /* _WIN32 */ + +static char * my_strdup_fct(const char *str, myf flags) +{ + return my_strdup(PSI_NOT_INSTRUMENTED, str, flags); +} + +char *get_tty_password(const char *opt_message) +{ + return get_tty_password_ext(opt_message, my_strdup_fct); +} -- cgit v1.1