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- /* Copyright (c) 2000, 2021, Oracle and/or its affiliates.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License, version 2.0,
- as published by the Free Software Foundation.
-
- This program is also distributed with certain software (including
- but not limited to OpenSSL) that is licensed under separate terms,
- as designated in a particular file or component or in included license
- documentation. The authors of MySQL hereby grant you an additional
- permission to link the program and your derivative works with the
- separately licensed software that they have included with MySQL.
-
- Without limiting anything contained in the foregoing, this file,
- which is part of C Driver for MySQL (Connector/C), is also subject to the
- Universal FOSS Exception, version 1.0, a copy of which can be found at
- http://oss.oracle.com/licenses/universal-foss-exception.
-
- 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, version 2.0, 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 <my_global.h>
- #include <my_sys.h>
- #include "mysql.h"
- #include <m_string.h>
- #include <m_ctype.h>
-
- #ifdef HAVE_GETPASS
- #ifdef HAVE_PWD_H
- #include <pwd.h>
- #endif /* HAVE_PWD_H */
- #else /* ! HAVE_GETPASS */
- #if !defined(_WIN32)
- #ifdef HAVE_SYS_IOCTL_H
- #include <sys/ioctl.h>
- #endif
- #ifdef HAVE_TERMIOS_H /* For tty-password */
- #include <termios.h>
- #define TERMIO struct termios
- #else
- #ifdef HAVE_TERMIO_H /* For tty-password */
- #include <termio.h>
- #define TERMIO struct termio
- #else
- #include <sgtty.h>
- #define TERMIO struct sgttyb
- #endif
- #endif
- #else
- #include <conio.h>
- #endif /* _WIN32 */
- #endif /* HAVE_GETPASS */
-
- #ifdef HAVE_GETPASSPHRASE /* For Solaris */
- #define getpass(A) getpassphrase(A)
- #endif
-
- #if defined(_WIN32)
- /* were just going to fake it here and get input from the keyboard */
- char *get_tty_password(const char *opt_message)
- {
- char to[80];
- char *pos=to,*end=to+sizeof(to)-1;
- int i=0;
- DBUG_ENTER("get_tty_password");
- _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(my_strdup(PSI_NOT_INSTRUMENTED,
- 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",stdout);
- fflush(stdout);
- }
- pos--;
- continue;
- }
- }
- if (tmp == '\n' || tmp == '\r' || tmp == 3)
- break;
- if (iscntrl(tmp) || pos == end)
- continue;
- if (echo)
- {
- fputc('*',stdout);
- fflush(stdout);
- }
- *(pos++) = tmp;
- }
- while (pos != to && isspace(pos[-1]) == ' ')
- pos--; /* Allow dummy space at end */
- *pos=0;
- return;
- }
- #endif /* ! HAVE_GETPASS */
-
-
- char *get_tty_password(const char *opt_message)
- {
- #ifdef HAVE_GETPASS
- char *passbuff;
- #else /* ! HAVE_GETPASS */
- TERMIO org,tmp;
- #endif /* HAVE_GETPASS */
- char buff[80];
-
- DBUG_ENTER("get_tty_password");
-
- #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(stdout)))
- {
- fputs(opt_message ? opt_message : "Enter password: ",stdout);
- fflush(stdout);
- }
- #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(stdout)));
- 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(stdout)));
- 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(stdout)));
- stty(fileno(stdin), &org);
- #endif
- if (isatty(fileno(stdout)))
- fputc('\n',stdout);
- #endif /* HAVE_GETPASS */
-
- DBUG_RETURN(my_strdup(PSI_NOT_INSTRUMENTED,
- buff,MYF(MY_FAE)));
- }
- #endif /* _WIN32 */
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