-/* crypto/ui/ui_openssl.c -*- mode:C; c-file-style: "eay" -*- */
-/* Written by Richard Levitte (richard@levitte.org) and others
- * for the OpenSSL project 2001.
- */
-/* ====================================================================
- * Copyright (c) 2001 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-/* The lowest level part of this file was previously in crypto/des/read_pwd.c,
- * Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
-
+#include "e_os.h"
#include <openssl/e_os2.h>
+#include <openssl/err.h>
+#include <openssl/ui.h>
-#if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS)
-# ifdef OPENSSL_UNISTD
-# include OPENSSL_UNISTD
-# else
-# include <unistd.h>
+#ifndef OPENSSL_NO_UI_CONSOLE
+/*
+ * need for #define _POSIX_C_SOURCE arises whenever you pass -ansi to gcc
+ * [maybe others?], because it masks interfaces not discussed in standard,
+ * sigaction and fileno included. -pedantic would be more appropriate for the
+ * intended purposes, but we can't prevent users from adding -ansi.
+ */
+# if defined(OPENSSL_SYS_VXWORKS)
+# include <sys/types.h>
# endif
-/* If unistd.h defines _POSIX_VERSION, we conclude that we
- * are on a POSIX system and have sigaction and termios. */
-# if defined(_POSIX_VERSION)
-# define SIGACTION
-# if !defined(TERMIOS) && !defined(TERMIO) && !defined(SGTTY)
-# define TERMIOS
+# if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
+# ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 2
# endif
-
# endif
-#endif
+# include <signal.h>
+# include <stdio.h>
+# include <string.h>
+# include <errno.h>
-#ifdef WIN16TTY
-# undef OPENSSL_SYS_WIN16
-# undef WIN16
-# undef _WINDOWS
-# include <graph.h>
-#endif
+# if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS)
+# include <unistd.h>
+/*
+ * If unistd.h defines _POSIX_VERSION, we conclude that we are on a POSIX
+ * system and have sigaction and termios.
+ */
+# if defined(_POSIX_VERSION) && _POSIX_VERSION>=199309L
-/* 06-Apr-92 Luke Brennan Support for VMS */
-#include "ui_locl.h"
-#include "cryptlib.h"
-#include <signal.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
+# define SIGACTION
+# if !defined(TERMIOS) && !defined(TERMIO) && !defined(SGTTY)
+# define TERMIOS
+# endif
-#ifdef OPENSSL_SYS_VMS /* prototypes for sys$whatever */
-# include <starlet.h>
-# ifdef __DECC
-# pragma message disable DOLLARID
+# endif
# endif
-#endif
-#ifdef WIN_CONSOLE_BUG
-# include <windows.h>
-#ifndef OPENSSL_SYS_WINCE
-# include <wincon.h>
-#endif
-#endif
+# include "ui_local.h"
+# include "internal/cryptlib.h"
+# ifdef OPENSSL_SYS_VMS /* prototypes for sys$whatever */
+# include <starlet.h>
+# ifdef __DECC
+# pragma message disable DOLLARID
+# endif
+# endif
-/* There are 5 types of terminal interface supported,
- * TERMIO, TERMIOS, VMS, MSDOS and SGTTY
- */
+# ifdef WIN_CONSOLE_BUG
+# include <windows.h>
+# ifndef OPENSSL_SYS_WINCE
+# include <wincon.h>
+# endif
+# endif
-#if defined(__sgi) && !defined(TERMIOS)
-# define TERMIOS
-# undef TERMIO
-# undef SGTTY
-#endif
+/*
+ * There are 6 types of terminal interface supported, TERMIO, TERMIOS, VMS,
+ * MSDOS, WIN32 Console and SGTTY.
+ *
+ * If someone defines one of the macros TERMIO, TERMIOS or SGTTY, it will
+ * remain respected. Otherwise, we default to TERMIOS except for a few
+ * systems that require something different.
+ *
+ * Note: we do not use SGTTY unless it's defined by the configuration. We
+ * may eventually opt to remove its use entirely.
+ */
-#if defined(linux) && !defined(TERMIO)
-# undef TERMIOS
-# define TERMIO
-# undef SGTTY
-#endif
+# if !defined(TERMIOS) && !defined(TERMIO) && !defined(SGTTY)
-#ifdef _LIBC
-# undef TERMIOS
-# define TERMIO
-# undef SGTTY
-#endif
+# if defined(_LIBC)
+# undef TERMIOS
+# define TERMIO
+# undef SGTTY
+/*
+ * We know that VMS, MSDOS, VXWORKS, use entirely other mechanisms.
+ */
+# elif !defined(OPENSSL_SYS_VMS) \
+ && !defined(OPENSSL_SYS_MSDOS) \
+ && !defined(OPENSSL_SYS_VXWORKS)
+# define TERMIOS
+# undef TERMIO
+# undef SGTTY
+# endif
-#if !defined(TERMIO) && !defined(TERMIOS) && !defined(OPENSSL_SYS_VMS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && !defined(MAC_OS_GUSI_SOURCE)
-# undef TERMIOS
-# undef TERMIO
-# define SGTTY
-#endif
+# endif
-#if defined(OPENSSL_SYS_VXWORKS)
-#undef TERMIOS
-#undef TERMIO
-#undef SGTTY
-#endif
+# if defined(OPENSSL_SYS_VXWORKS)
+# undef TERMIOS
+# undef TERMIO
+# undef SGTTY
+# endif
-#ifdef TERMIOS
-# include <termios.h>
-# define TTY_STRUCT struct termios
-# define TTY_FLAGS c_lflag
-# define TTY_get(tty,data) tcgetattr(tty,data)
-# define TTY_set(tty,data) tcsetattr(tty,TCSANOW,data)
-#endif
+# ifdef TERMIOS
+# include <termios.h>
+# define TTY_STRUCT struct termios
+# define TTY_FLAGS c_lflag
+# define TTY_get(tty,data) tcgetattr(tty,data)
+# define TTY_set(tty,data) tcsetattr(tty,TCSANOW,data)
+# endif
-#ifdef TERMIO
-# include <termio.h>
-# define TTY_STRUCT struct termio
-# define TTY_FLAGS c_lflag
-# define TTY_get(tty,data) ioctl(tty,TCGETA,data)
-# define TTY_set(tty,data) ioctl(tty,TCSETA,data)
-#endif
+# ifdef TERMIO
+# include <termio.h>
+# define TTY_STRUCT struct termio
+# define TTY_FLAGS c_lflag
+# define TTY_get(tty,data) ioctl(tty,TCGETA,data)
+# define TTY_set(tty,data) ioctl(tty,TCSETA,data)
+# endif
-#ifdef SGTTY
-# include <sgtty.h>
-# define TTY_STRUCT struct sgttyb
-# define TTY_FLAGS sg_flags
-# define TTY_get(tty,data) ioctl(tty,TIOCGETP,data)
-# define TTY_set(tty,data) ioctl(tty,TIOCSETP,data)
-#endif
+# ifdef SGTTY
+# include <sgtty.h>
+# define TTY_STRUCT struct sgttyb
+# define TTY_FLAGS sg_flags
+# define TTY_get(tty,data) ioctl(tty,TIOCGETP,data)
+# define TTY_set(tty,data) ioctl(tty,TIOCSETP,data)
+# endif
-#if !defined(_LIBC) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS) && !defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && !defined(OPENSSL_SYS_SUNOS)
-# include <sys/ioctl.h>
-#endif
+# if !defined(_LIBC) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS)
+# include <sys/ioctl.h>
+# endif
-#ifdef OPENSSL_SYS_MSDOS
-# include <conio.h>
-#endif
+# ifdef OPENSSL_SYS_MSDOS
+# include <conio.h>
+# endif
-#ifdef OPENSSL_SYS_VMS
-# include <ssdef.h>
-# include <iodef.h>
-# include <ttdef.h>
-# include <descrip.h>
+# ifdef OPENSSL_SYS_VMS
+# include <ssdef.h>
+# include <iodef.h>
+# include <ttdef.h>
+# include <descrip.h>
struct IOSB {
- short iosb$w_value;
- short iosb$w_count;
- long iosb$l_info;
- };
-#endif
-
-#ifdef OPENSSL_SYS_SUNOS
- typedef int sig_atomic_t;
-#endif
-
-#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(MAC_OS_GUSI_SOURCE)
-/*
- * This one needs work. As a matter of fact the code is unoperational
- * and this is only a trick to get it compiled.
- * <appro@fy.chalmers.se>
- */
-# define TTY_STRUCT int
-#endif
-
-#ifndef NX509_SIG
-# define NX509_SIG 32
-#endif
+ short iosb$w_value;
+ short iosb$w_count;
+ long iosb$l_info;
+};
+# endif
+# ifndef NX509_SIG
+# define NX509_SIG 32
+# endif
/* Define globals. They are protected by a lock */
-#ifdef SIGACTION
+# ifdef SIGACTION
static struct sigaction savsig[NX509_SIG];
-#else
-static void (*savsig[NX509_SIG])(int );
-#endif
+# else
+static void (*savsig[NX509_SIG]) (int);
+# endif
-#ifdef OPENSSL_SYS_VMS
+# ifdef OPENSSL_SYS_VMS
static struct IOSB iosb;
-static $DESCRIPTOR(terminal,"TT");
-static long tty_orig[3], tty_new[3]; /* XXX Is there any guarantee that this will always suffice for the actual structures? */
+static $DESCRIPTOR(terminal, "TT");
+static long tty_orig[3], tty_new[3]; /* XXX Is there any guarantee that this
+ * will always suffice for the actual
+ * structures? */
static long status;
static unsigned short channel = 0;
-#else
-#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
-static TTY_STRUCT tty_orig,tty_new;
-#endif
-#endif
+# elif defined(_WIN32) && !defined(_WIN32_WCE)
+static DWORD tty_orig, tty_new;
+# else
+# if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
+static TTY_STRUCT tty_orig, tty_new;
+# endif
+# endif
static FILE *tty_in, *tty_out;
static int is_a_tty;
/* Declare static functions */
-#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
-static void read_till_nl(FILE *);
+# if !defined(OPENSSL_SYS_WINCE)
+static int read_till_nl(FILE *);
static void recsig(int);
static void pushsig(void);
static void popsig(void);
-#endif
-#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN16)
+# endif
+# if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32)
static int noecho_fgets(char *buf, int size, FILE *tty);
-#endif
+# endif
static int read_string_inner(UI *ui, UI_STRING *uis, int echo, int strip_nl);
static int read_string(UI *ui, UI_STRING *uis);
static int noecho_console(UI *ui);
static int close_console(UI *ui);
-static UI_METHOD ui_openssl =
- {
- "OpenSSL default user interface",
- open_console,
- write_string,
- NULL, /* No flusher is needed for command lines */
- read_string,
- close_console,
- NULL
- };
-
-/* The method with all the built-in thingies */
-UI_METHOD *UI_OpenSSL(void)
- {
- return &ui_openssl;
- }
-
-/* The following function makes sure that info and error strings are printed
- before any prompt. */
+/*
+ * The following function makes sure that info and error strings are printed
+ * before any prompt.
+ */
static int write_string(UI *ui, UI_STRING *uis)
- {
- switch (UI_get_string_type(uis))
- {
- case UIT_ERROR:
- case UIT_INFO:
- fputs(UI_get0_output_string(uis), tty_out);
- fflush(tty_out);
- break;
- default:
- break;
- }
- return 1;
- }
+{
+ switch (UI_get_string_type(uis)) {
+ case UIT_ERROR:
+ case UIT_INFO:
+ fputs(UI_get0_output_string(uis), tty_out);
+ fflush(tty_out);
+ break;
+ case UIT_NONE:
+ case UIT_PROMPT:
+ case UIT_VERIFY:
+ case UIT_BOOLEAN:
+ break;
+ }
+ return 1;
+}
static int read_string(UI *ui, UI_STRING *uis)
- {
- int ok = 0;
-
- switch (UI_get_string_type(uis))
- {
- case UIT_BOOLEAN:
- fputs(UI_get0_output_string(uis), tty_out);
- fputs(UI_get0_action_string(uis), tty_out);
- fflush(tty_out);
- return read_string_inner(ui, uis,
- UI_get_input_flags(uis) & UI_INPUT_FLAG_ECHO, 0);
- case UIT_PROMPT:
- fputs(UI_get0_output_string(uis), tty_out);
- fflush(tty_out);
- return read_string_inner(ui, uis,
- UI_get_input_flags(uis) & UI_INPUT_FLAG_ECHO, 1);
- case UIT_VERIFY:
- fprintf(tty_out,"Verifying - %s",
- UI_get0_output_string(uis));
- fflush(tty_out);
- if ((ok = read_string_inner(ui, uis,
- UI_get_input_flags(uis) & UI_INPUT_FLAG_ECHO, 1)) <= 0)
- return ok;
- if (strcmp(UI_get0_result_string(uis),
- UI_get0_test_string(uis)) != 0)
- {
- fprintf(tty_out,"Verify failure\n");
- fflush(tty_out);
- return 0;
- }
- break;
- default:
- break;
- }
- return 1;
- }
-
-
-#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
+{
+ int ok = 0;
+
+ switch (UI_get_string_type(uis)) {
+ case UIT_BOOLEAN:
+ fputs(UI_get0_output_string(uis), tty_out);
+ fputs(UI_get0_action_string(uis), tty_out);
+ fflush(tty_out);
+ return read_string_inner(ui, uis,
+ UI_get_input_flags(uis) & UI_INPUT_FLAG_ECHO,
+ 0);
+ case UIT_PROMPT:
+ fputs(UI_get0_output_string(uis), tty_out);
+ fflush(tty_out);
+ return read_string_inner(ui, uis,
+ UI_get_input_flags(uis) & UI_INPUT_FLAG_ECHO,
+ 1);
+ case UIT_VERIFY:
+ fprintf(tty_out, "Verifying - %s", UI_get0_output_string(uis));
+ fflush(tty_out);
+ if ((ok = read_string_inner(ui, uis,
+ UI_get_input_flags(uis) &
+ UI_INPUT_FLAG_ECHO, 1)) <= 0)
+ return ok;
+ if (strcmp(UI_get0_result_string(uis), UI_get0_test_string(uis)) != 0) {
+ fprintf(tty_out, "Verify failure\n");
+ fflush(tty_out);
+ return 0;
+ }
+ break;
+ case UIT_NONE:
+ case UIT_INFO:
+ case UIT_ERROR:
+ break;
+ }
+ return 1;
+}
+
+# if !defined(OPENSSL_SYS_WINCE)
/* Internal functions to read a string without echoing */
-static void read_till_nl(FILE *in)
- {
-#define SIZE 4
- char buf[SIZE+1];
-
- do {
- fgets(buf,SIZE,in);
- } while (strchr(buf,'\n') == NULL);
- }
+static int read_till_nl(FILE *in)
+{
+# define SIZE 4
+ char buf[SIZE + 1];
+
+ do {
+ if (!fgets(buf, SIZE, in))
+ return 0;
+ } while (strchr(buf, '\n') == NULL);
+ return 1;
+}
static volatile sig_atomic_t intr_signal;
-#endif
+# endif
static int read_string_inner(UI *ui, UI_STRING *uis, int echo, int strip_nl)
- {
- static int ps;
- int ok;
- char result[BUFSIZ];
- int maxsize = BUFSIZ-1;
-#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
- char *p;
-
- intr_signal=0;
- ok=0;
- ps=0;
-
- pushsig();
- ps=1;
-
- if (!echo && !noecho_console(ui))
- goto error;
- ps=2;
-
- result[0]='\0';
-#ifdef OPENSSL_SYS_MSDOS
- if (!echo)
- {
- noecho_fgets(result,maxsize,tty_in);
- p=result; /* FIXME: noecho_fgets doesn't return errors */
- }
- else
- p=fgets(result,maxsize,tty_in);
-#else
- p=fgets(result,maxsize,tty_in);
-#endif
- if(!p)
- goto error;
- if (feof(tty_in)) goto error;
- if (ferror(tty_in)) goto error;
- if ((p=(char *)strchr(result,'\n')) != NULL)
- {
- if (strip_nl)
- *p='\0';
- }
- else
- read_till_nl(tty_in);
- if (UI_set_result(ui, uis, result) >= 0)
- ok=1;
-
-error:
- if (intr_signal == SIGINT)
- ok=-1;
- if (!echo) fprintf(tty_out,"\n");
- if (ps >= 2 && !echo && !echo_console(ui))
- ok=0;
-
- if (ps >= 1)
- popsig();
-#else
- ok=1;
-#endif
-
- OPENSSL_cleanse(result,BUFSIZ);
- return ok;
- }
+{
+ static int ps;
+ int ok;
+ char result[BUFSIZ];
+ int maxsize = BUFSIZ - 1;
+# if !defined(OPENSSL_SYS_WINCE)
+ char *p = NULL;
+ int echo_eol = !echo;
+
+ intr_signal = 0;
+ ok = 0;
+ ps = 0;
+
+ pushsig();
+ ps = 1;
+
+ if (!echo && !noecho_console(ui))
+ goto error;
+ ps = 2;
+
+ result[0] = '\0';
+# if defined(_WIN32)
+ if (is_a_tty) {
+ DWORD numread;
+# if defined(CP_UTF8)
+ if (GetEnvironmentVariableW(L"OPENSSL_WIN32_UTF8", NULL, 0) != 0) {
+ WCHAR wresult[BUFSIZ];
+
+ if (ReadConsoleW(GetStdHandle(STD_INPUT_HANDLE),
+ wresult, maxsize, &numread, NULL)) {
+ if (numread >= 2 &&
+ wresult[numread-2] == L'\r' &&
+ wresult[numread-1] == L'\n') {
+ wresult[numread-2] = L'\n';
+ numread--;
+ }
+ wresult[numread] = '\0';
+ if (WideCharToMultiByte(CP_UTF8, 0, wresult, -1,
+ result, sizeof(result), NULL, 0) > 0)
+ p = result;
+
+ OPENSSL_cleanse(wresult, sizeof(wresult));
+ }
+ } else
+# endif
+ if (ReadConsoleA(GetStdHandle(STD_INPUT_HANDLE),
+ result, maxsize, &numread, NULL)) {
+ if (numread >= 2 &&
+ result[numread-2] == '\r' && result[numread-1] == '\n') {
+ result[numread-2] = '\n';
+ numread--;
+ }
+ result[numread] = '\0';
+ p = result;
+ }
+ } else
+# elif defined(OPENSSL_SYS_MSDOS)
+ if (!echo) {
+ noecho_fgets(result, maxsize, tty_in);
+ p = result; /* FIXME: noecho_fgets doesn't return errors */
+ } else
+# endif
+ p = fgets(result, maxsize, tty_in);
+ if (p == NULL)
+ goto error;
+ if (feof(tty_in))
+ goto error;
+ if (ferror(tty_in))
+ goto error;
+ if ((p = (char *)strchr(result, '\n')) != NULL) {
+ if (strip_nl)
+ *p = '\0';
+ } else if (!read_till_nl(tty_in))
+ goto error;
+ if (UI_set_result(ui, uis, result) >= 0)
+ ok = 1;
+
+ error:
+ if (intr_signal == SIGINT)
+ ok = -1;
+ if (echo_eol)
+ fprintf(tty_out, "\n");
+ if (ps >= 2 && !echo && !echo_console(ui))
+ ok = 0;
+
+ if (ps >= 1)
+ popsig();
+# else
+ ok = 1;
+# endif
+ OPENSSL_cleanse(result, BUFSIZ);
+ return ok;
+}
/* Internal functions to open, handle and close a channel to the console. */
static int open_console(UI *ui)
- {
- CRYPTO_w_lock(CRYPTO_LOCK_UI);
- is_a_tty = 1;
-
-#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(OPENSSL_SYS_VXWORKS)
- tty_in=stdin;
- tty_out=stderr;
-#else
+{
+ CRYPTO_THREAD_write_lock(ui->lock);
+ is_a_tty = 1;
+
+# if defined(OPENSSL_SYS_VXWORKS)
+ tty_in = stdin;
+ tty_out = stderr;
+# elif defined(_WIN32) && !defined(_WIN32_WCE)
+ if ((tty_out = fopen("conout$", "w")) == NULL)
+ tty_out = stderr;
+
+ if (GetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), &tty_orig)) {
+ tty_in = stdin;
+ } else {
+ is_a_tty = 0;
+ if ((tty_in = fopen("conin$", "r")) == NULL)
+ tty_in = stdin;
+ }
+# else
# ifdef OPENSSL_SYS_MSDOS
-# define DEV_TTY "con"
+# define DEV_TTY "con"
# else
-# define DEV_TTY "/dev/tty"
+# define DEV_TTY "/dev/tty"
# endif
- if ((tty_in=fopen(DEV_TTY,"r")) == NULL)
- tty_in=stdin;
- if ((tty_out=fopen(DEV_TTY,"w")) == NULL)
- tty_out=stderr;
-#endif
+ if ((tty_in = fopen(DEV_TTY, "r")) == NULL)
+ tty_in = stdin;
+ if ((tty_out = fopen(DEV_TTY, "w")) == NULL)
+ tty_out = stderr;
+# endif
-#if defined(TTY_get) && !defined(OPENSSL_SYS_VMS)
- if (TTY_get(fileno(tty_in),&tty_orig) == -1)
- {
-#ifdef ENOTTY
- if (errno == ENOTTY)
- is_a_tty=0;
- else
-#endif
-#ifdef EINVAL
- /* Ariel Glenn ariel@columbia.edu reports that solaris
- * can return EINVAL instead. This should be ok */
- if (errno == EINVAL)
- is_a_tty=0;
- else
-#endif
- return 0;
- }
-#endif
-#ifdef OPENSSL_SYS_VMS
- status = sys$assign(&terminal,&channel,0,0);
- if (status != SS$_NORMAL)
- return 0;
- status=sys$qiow(0,channel,IO$_SENSEMODE,&iosb,0,0,tty_orig,12,0,0,0,0);
- if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL))
- return 0;
-#endif
- return 1;
- }
+# if defined(TTY_get) && !defined(OPENSSL_SYS_VMS)
+ if (TTY_get(fileno(tty_in), &tty_orig) == -1) {
+# ifdef ENOTTY
+ if (errno == ENOTTY)
+ is_a_tty = 0;
+ else
+# endif
+# ifdef EINVAL
+ /*
+ * Ariel Glenn reports that solaris can return EINVAL instead.
+ * This should be ok
+ */
+ if (errno == EINVAL)
+ is_a_tty = 0;
+ else
+# endif
+# ifdef ENXIO
+ /*
+ * Solaris can return ENXIO.
+ * This should be ok
+ */
+ if (errno == ENXIO)
+ is_a_tty = 0;
+ else
+# endif
+# ifdef EIO
+ /*
+ * Linux can return EIO.
+ * This should be ok
+ */
+ if (errno == EIO)
+ is_a_tty = 0;
+ else
+# endif
+# ifdef ENODEV
+ /*
+ * MacOS X returns ENODEV (Operation not supported by device),
+ * which seems appropriate.
+ */
+ if (errno == ENODEV)
+ is_a_tty = 0;
+ else
+# endif
+ {
+ char tmp_num[10];
+ BIO_snprintf(tmp_num, sizeof(tmp_num) - 1, "%d", errno);
+ UIerr(UI_F_OPEN_CONSOLE, UI_R_UNKNOWN_TTYGET_ERRNO_VALUE);
+ ERR_add_error_data(2, "errno=", tmp_num);
+
+ return 0;
+ }
+ }
+# endif
+# ifdef OPENSSL_SYS_VMS
+ status = sys$assign(&terminal, &channel, 0, 0);
+
+ /* if there isn't a TT device, something is very wrong */
+ if (status != SS$_NORMAL) {
+ char tmp_num[12];
+
+ BIO_snprintf(tmp_num, sizeof(tmp_num) - 1, "%%X%08X", status);
+ UIerr(UI_F_OPEN_CONSOLE, UI_R_SYSASSIGN_ERROR);
+ ERR_add_error_data(2, "status=", tmp_num);
+ return 0;
+ }
+
+ status = sys$qiow(0, channel, IO$_SENSEMODE, &iosb, 0, 0, tty_orig, 12,
+ 0, 0, 0, 0);
+
+ /* If IO$_SENSEMODE doesn't work, this is not a terminal device */
+ if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL))
+ is_a_tty = 0;
+# endif
+ return 1;
+}
static int noecho_console(UI *ui)
- {
-#ifdef TTY_FLAGS
- memcpy(&(tty_new),&(tty_orig),sizeof(tty_orig));
- tty_new.TTY_FLAGS &= ~ECHO;
-#endif
+{
+# ifdef TTY_FLAGS
+ memcpy(&(tty_new), &(tty_orig), sizeof(tty_orig));
+ tty_new.TTY_FLAGS &= ~ECHO;
+# endif
-#if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
- if (is_a_tty && (TTY_set(fileno(tty_in),&tty_new) == -1))
- return 0;
-#endif
-#ifdef OPENSSL_SYS_VMS
- tty_new[0] = tty_orig[0];
- tty_new[1] = tty_orig[1] | TT$M_NOECHO;
- tty_new[2] = tty_orig[2];
- status = sys$qiow(0,channel,IO$_SETMODE,&iosb,0,0,tty_new,12,0,0,0,0);
- if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL))
- return 0;
-#endif
- return 1;
- }
+# if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
+ if (is_a_tty && (TTY_set(fileno(tty_in), &tty_new) == -1))
+ return 0;
+# endif
+# ifdef OPENSSL_SYS_VMS
+ if (is_a_tty) {
+ tty_new[0] = tty_orig[0];
+ tty_new[1] = tty_orig[1] | TT$M_NOECHO;
+ tty_new[2] = tty_orig[2];
+ status = sys$qiow(0, channel, IO$_SETMODE, &iosb, 0, 0, tty_new, 12,
+ 0, 0, 0, 0);
+ if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL)) {
+ char tmp_num[2][12];
+
+ BIO_snprintf(tmp_num[0], sizeof(tmp_num[0]) - 1, "%%X%08X",
+ status);
+ BIO_snprintf(tmp_num[1], sizeof(tmp_num[1]) - 1, "%%X%08X",
+ iosb.iosb$w_value);
+ UIerr(UI_F_NOECHO_CONSOLE, UI_R_SYSQIOW_ERROR);
+ ERR_add_error_data(5, "status=", tmp_num[0],
+ ",", "iosb.iosb$w_value=", tmp_num[1]);
+ return 0;
+ }
+ }
+# endif
+# if defined(_WIN32) && !defined(_WIN32_WCE)
+ if (is_a_tty) {
+ tty_new = tty_orig;
+ tty_new &= ~ENABLE_ECHO_INPUT;
+ SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), tty_new);
+ }
+# endif
+ return 1;
+}
static int echo_console(UI *ui)
- {
-#if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
- memcpy(&(tty_new),&(tty_orig),sizeof(tty_orig));
- tty_new.TTY_FLAGS |= ECHO;
-#endif
-
-#if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
- if (is_a_tty && (TTY_set(fileno(tty_in),&tty_new) == -1))
- return 0;
-#endif
-#ifdef OPENSSL_SYS_VMS
- tty_new[0] = tty_orig[0];
- tty_new[1] = tty_orig[1] & ~TT$M_NOECHO;
- tty_new[2] = tty_orig[2];
- status = sys$qiow(0,channel,IO$_SETMODE,&iosb,0,0,tty_new,12,0,0,0,0);
- if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL))
- return 0;
-#endif
- return 1;
- }
+{
+# if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
+ memcpy(&(tty_new), &(tty_orig), sizeof(tty_orig));
+ if (is_a_tty && (TTY_set(fileno(tty_in), &tty_new) == -1))
+ return 0;
+# endif
+# ifdef OPENSSL_SYS_VMS
+ if (is_a_tty) {
+ tty_new[0] = tty_orig[0];
+ tty_new[1] = tty_orig[1];
+ tty_new[2] = tty_orig[2];
+ status = sys$qiow(0, channel, IO$_SETMODE, &iosb, 0, 0, tty_new, 12,
+ 0, 0, 0, 0);
+ if ((status != SS$_NORMAL) || (iosb.iosb$w_value != SS$_NORMAL)) {
+ char tmp_num[2][12];
+
+ BIO_snprintf(tmp_num[0], sizeof(tmp_num[0]) - 1, "%%X%08X",
+ status);
+ BIO_snprintf(tmp_num[1], sizeof(tmp_num[1]) - 1, "%%X%08X",
+ iosb.iosb$w_value);
+ UIerr(UI_F_ECHO_CONSOLE, UI_R_SYSQIOW_ERROR);
+ ERR_add_error_data(5, "status=", tmp_num[0],
+ ",", "iosb.iosb$w_value=", tmp_num[1]);
+ return 0;
+ }
+ }
+# endif
+# if defined(_WIN32) && !defined(_WIN32_WCE)
+ if (is_a_tty) {
+ tty_new = tty_orig;
+ SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), tty_new);
+ }
+# endif
+ return 1;
+}
static int close_console(UI *ui)
- {
- if (tty_in != stderr) fclose(tty_in);
- if (tty_out != stderr) fclose(tty_out);
-#ifdef OPENSSL_SYS_VMS
- status = sys$dassgn(channel);
-#endif
- CRYPTO_w_unlock(CRYPTO_LOCK_UI);
-
- return 1;
- }
+{
+ if (tty_in != stdin)
+ fclose(tty_in);
+ if (tty_out != stderr)
+ fclose(tty_out);
+# ifdef OPENSSL_SYS_VMS
+ status = sys$dassgn(channel);
+ if (status != SS$_NORMAL) {
+ char tmp_num[12];
+
+ BIO_snprintf(tmp_num, sizeof(tmp_num) - 1, "%%X%08X", status);
+ UIerr(UI_F_CLOSE_CONSOLE, UI_R_SYSDASSGN_ERROR);
+ ERR_add_error_data(2, "status=", tmp_num);
+ return 0;
+ }
+# endif
+ CRYPTO_THREAD_unlock(ui->lock);
+ return 1;
+}
-#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
+# if !defined(OPENSSL_SYS_WINCE)
/* Internal functions to handle signals and act on them */
static void pushsig(void)
- {
- int i;
-#ifdef SIGACTION
- struct sigaction sa;
+{
+# ifndef OPENSSL_SYS_WIN32
+ int i;
+# endif
+# ifdef SIGACTION
+ struct sigaction sa;
- memset(&sa,0,sizeof sa);
- sa.sa_handler=recsig;
-#endif
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_handler = recsig;
+# endif
- for (i=1; i<NX509_SIG; i++)
- {
-#ifdef SIGUSR1
- if (i == SIGUSR1)
- continue;
-#endif
-#ifdef SIGUSR2
- if (i == SIGUSR2)
- continue;
-#endif
-#ifdef SIGKILL
- if (i == SIGKILL) /* We can't make any action on that. */
- continue;
-#endif
-#ifdef SIGACTION
- sigaction(i,&sa,&savsig[i]);
-#else
- savsig[i]=signal(i,recsig);
-#endif
- }
+# ifdef OPENSSL_SYS_WIN32
+ savsig[SIGABRT] = signal(SIGABRT, recsig);
+ savsig[SIGFPE] = signal(SIGFPE, recsig);
+ savsig[SIGILL] = signal(SIGILL, recsig);
+ savsig[SIGINT] = signal(SIGINT, recsig);
+ savsig[SIGSEGV] = signal(SIGSEGV, recsig);
+ savsig[SIGTERM] = signal(SIGTERM, recsig);
+# else
+ for (i = 1; i < NX509_SIG; i++) {
+# ifdef SIGUSR1
+ if (i == SIGUSR1)
+ continue;
+# endif
+# ifdef SIGUSR2
+ if (i == SIGUSR2)
+ continue;
+# endif
+# ifdef SIGKILL
+ if (i == SIGKILL) /* We can't make any action on that. */
+ continue;
+# endif
+# ifdef SIGACTION
+ sigaction(i, &sa, &savsig[i]);
+# else
+ savsig[i] = signal(i, recsig);
+# endif
+ }
+# endif
-#ifdef SIGWINCH
- signal(SIGWINCH,SIG_DFL);
-#endif
- }
+# ifdef SIGWINCH
+ signal(SIGWINCH, SIG_DFL);
+# endif
+}
static void popsig(void)
- {
- int i;
-
- for (i=1; i<NX509_SIG; i++)
- {
-#ifdef SIGUSR1
- if (i == SIGUSR1)
- continue;
-#endif
-#ifdef SIGUSR2
- if (i == SIGUSR2)
- continue;
-#endif
-#ifdef SIGACTION
- sigaction(i,&savsig[i],NULL);
-#else
- signal(i,savsig[i]);
-#endif
- }
- }
+{
+# ifdef OPENSSL_SYS_WIN32
+ signal(SIGABRT, savsig[SIGABRT]);
+ signal(SIGFPE, savsig[SIGFPE]);
+ signal(SIGILL, savsig[SIGILL]);
+ signal(SIGINT, savsig[SIGINT]);
+ signal(SIGSEGV, savsig[SIGSEGV]);
+ signal(SIGTERM, savsig[SIGTERM]);
+# else
+ int i;
+ for (i = 1; i < NX509_SIG; i++) {
+# ifdef SIGUSR1
+ if (i == SIGUSR1)
+ continue;
+# endif
+# ifdef SIGUSR2
+ if (i == SIGUSR2)
+ continue;
+# endif
+# ifdef SIGACTION
+ sigaction(i, &savsig[i], NULL);
+# else
+ signal(i, savsig[i]);
+# endif
+ }
+# endif
+}
static void recsig(int i)
- {
- intr_signal=i;
- }
-#endif
+{
+ intr_signal = i;
+}
+# endif
/* Internal functions specific for Windows */
-#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
+# if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32)
static int noecho_fgets(char *buf, int size, FILE *tty)
- {
- int i;
- char *p;
-
- p=buf;
- for (;;)
- {
- if (size == 0)
- {
- *p='\0';
- break;
- }
- size--;
-#ifdef WIN16TTY
- i=_inchar();
+{
+ int i;
+ char *p;
+
+ p = buf;
+ for (;;) {
+ if (size == 0) {
+ *p = '\0';
+ break;
+ }
+ size--;
+# if defined(_WIN32)
+ i = _getch();
+# else
+ i = getch();
+# endif
+ if (i == '\r')
+ i = '\n';
+ *(p++) = i;
+ if (i == '\n') {
+ *p = '\0';
+ break;
+ }
+ }
+# ifdef WIN_CONSOLE_BUG
+ /*
+ * Win95 has several evil console bugs: one of these is that the last
+ * character read using getch() is passed to the next read: this is
+ * usually a CR so this can be trouble. No STDIO fix seems to work but
+ * flushing the console appears to do the trick.
+ */
+ {
+ HANDLE inh;
+ inh = GetStdHandle(STD_INPUT_HANDLE);
+ FlushConsoleInputBuffer(inh);
+ }
+# endif
+ return strlen(buf);
+}
+# endif
+
+static UI_METHOD ui_openssl = {
+ "OpenSSL default user interface",
+ open_console,
+ write_string,
+ NULL, /* No flusher is needed for command lines */
+ read_string,
+ close_console,
+ NULL
+};
+
+/* The method with all the built-in console thingies */
+UI_METHOD *UI_OpenSSL(void)
+{
+ return &ui_openssl;
+}
+
+static const UI_METHOD *default_UI_meth = &ui_openssl;
+
#else
- i=getch();
-#endif
- if (i == '\r') i='\n';
- *(p++)=i;
- if (i == '\n')
- {
- *p='\0';
- break;
- }
- }
-#ifdef WIN_CONSOLE_BUG
-/* Win95 has several evil console bugs: one of these is that the
- * last character read using getch() is passed to the next read: this is
- * usually a CR so this can be trouble. No STDIO fix seems to work but
- * flushing the console appears to do the trick.
- */
- {
- HANDLE inh;
- inh = GetStdHandle(STD_INPUT_HANDLE);
- FlushConsoleInputBuffer(inh);
- }
-#endif
- return(strlen(buf));
- }
+
+static const UI_METHOD *default_UI_meth = NULL;
+
#endif
+
+void UI_set_default_method(const UI_METHOD *meth)
+{
+ default_UI_meth = meth;
+}
+
+const UI_METHOD *UI_get_default_method(void)
+{
+ return default_UI_meth;
+}