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-rw-r--r--mysql/libmysql/get_password.c205
1 files changed, 205 insertions, 0 deletions
diff --git a/mysql/libmysql/get_password.c b/mysql/libmysql/get_password.c
new file mode 100644
index 0000000..d904fbe
--- /dev/null
+++ b/mysql/libmysql/get_password.c
@@ -0,0 +1,205 @@
+/* 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.
+
+ There are special exceptions to the terms and conditions of the GPL as it
+ is applied to this software.
+
+ 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 <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 */