X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fui%2Fui_openssl.c;h=78b88c07f1078e114421fa25fa4019d862ded399;hp=f967ba75d02f84ca52b0c9c824442c3fd89c6d7a;hb=HEAD;hpb=6a89a25c27df0677e78567cd02c77f30e80814af diff --git a/crypto/ui/ui_openssl.c b/crypto/ui/ui_openssl.c index f967ba75d0..544415e5b1 100644 --- a/crypto/ui/ui_openssl.c +++ b/crypto/ui/ui_openssl.c @@ -1,289 +1,191 @@ -/* 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 2001-2022 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 "internal/e_os.h" #include +#include +#include -#if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS) -# ifdef OPENSSL_UNISTD -# include OPENSSL_UNISTD -# else -# include +#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 # 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 +# include +# include +# include -#ifdef WIN16TTY -# undef OPENSSL_SYS_WIN16 -# undef WIN16 -# undef _WINDOWS -# include -#endif +# if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS) +# include +/* + * 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 -#include -#include -#include +# define SIGACTION +# if !defined(TERMIOS) && !defined(TERMIO) && !defined(SGTTY) +# define TERMIOS +# endif -#ifdef OPENSSL_SYS_VMS /* prototypes for sys$whatever */ -# include -# ifdef __DECC -# pragma message disable DOLLARID +# endif # endif -#endif -#ifdef WIN_CONSOLE_BUG -# include -# include -#endif +# include "ui_local.h" +# include "internal/cryptlib.h" +# ifdef OPENSSL_SYS_VMS /* prototypes for sys$whatever */ +# include +# 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 +# ifndef OPENSSL_SYS_WINCE +# include +# 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 -# 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 +# 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 -# 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 +# 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 -# 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 +# 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) -# include -#endif +# if !defined(_LIBC) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS) && ! (defined(OPENSSL_SYS_TANDEM) && defined(_SPT_MODEL_)) +# include +# endif -#ifdef OPENSSL_SYS_MSDOS -# include -#endif +# ifdef OPENSSL_SYS_MSDOS +# include +# endif -#ifdef OPENSSL_SYS_VMS -# include -# include -# include -# include +# ifdef OPENSSL_SYS_VMS +# include +# include +# include +# include struct IOSB { - short iosb$w_value; - short iosb$w_count; - long iosb$l_info; - }; -#endif - -#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(MAC_OS_GUSI_SOURCE) -/* - * This one needs work. As a matter of fact the code is unoperational - * and this is only a trick to get it compiled. - * - */ -# define TTY_STRUCT int -#endif - -#ifndef NX509_SIG -# define NX509_SIG 32 -#endif + short iosb$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 */ -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); -#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); @@ -294,368 +196,537 @@ static int echo_console(UI *ui); 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; - } - - +{ + 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 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; - char *p; - -#ifndef OPENSSL_SYS_WIN16 - 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 - - memset(result,0,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 +{ + if (!CRYPTO_THREAD_write_lock(ui->lock)) + return 0; + 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 EPERM + /* + * Linux can return EPERM (Operation not permitted), + * e.g. if a daemon executes openssl via fork()+execve() + * This should be ok + */ + if (errno == EPERM) + 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 + { + ERR_raise_data(ERR_LIB_UI, UI_R_UNKNOWN_TTYGET_ERRNO_VALUE, + "errno=%d", errno); + 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) { + ERR_raise_data(ERR_LIB_UI, UI_R_SYSASSIGN_ERROR, + "status=%%X%08X", status); + 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)) { + ERR_raise_data(ERR_LIB_UI, UI_R_SYSQIOW_ERROR, + "status=%%X%08X, iosb.iosb$w_value=%%X%08X", + status, iosb.iosb$w_value); + 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$_NORMAL)) { + ERR_raise_data(ERR_LIB_UI, UI_R_SYSQIOW_ERROR, + "status=%%X%08X, iosb.iosb$w_value=%%X%08X", + status, iosb.iosb$w_value); + return 0; + } + } +# endif +# if defined(_WIN32) && !defined(_WIN32_WCE) + if (is_a_tty) { + tty_new = tty_orig; + SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), tty_new); + } +# endif + return 1; +} static int close_console(UI *ui) - { - if (tty_in != stderr) fclose(tty_in); - if (tty_out != stderr) fclose(tty_out); -#ifdef OPENSSL_SYS_VMS - status = sys$dassgn(channel); -#endif - CRYPTO_w_unlock(CRYPTO_LOCK_UI); - - return 1; - } +{ + int ret = 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) { + ERR_raise_data(ERR_LIB_UI, UI_R_SYSDASSGN_ERROR, + "status=%%X%08X", status); + ret = 0; + } +# endif + CRYPTO_THREAD_unlock(ui->lock); + return ret; +} +# 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