/* crypto/ui/ui_openssl.c -*- mode:C; c-file-style: "eay" -*- */
-/* Written by Richard Levitte (levitte@stacken.kth.se) and others
- * for the OpenSSL project 2000/2001.
+/* Written by Richard Levitte (richard@levitte.org) and others
+ * for the OpenSSL project 2001.
*/
/* ====================================================================
- * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
+ * 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
#include <openssl/e_os2.h>
+/* 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.
+ */
+#define _POSIX_C_SOURCE 1
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
#if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS)
# ifdef OPENSSL_UNISTD
# include OPENSSL_UNISTD
/* 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 <setjmp.h>
-#include <errno.h>
#ifdef OPENSSL_SYS_VMS /* prototypes for sys$whatever */
# include <starlet.h>
#ifdef WIN_CONSOLE_BUG
# include <windows.h>
+#ifndef OPENSSL_SYS_WINCE
# include <wincon.h>
#endif
+#endif
/* There are 5 types of terminal interface supported,
# define SGTTY
#endif
+#if defined(OPENSSL_SYS_VXWORKS)
+#undef TERMIOS
+#undef TERMIO
+#undef SGTTY
+#endif
+
+#if defined(OPENSSL_SYS_NETWARE)
+#undef TERMIOS
+#undef TERMIO
+#undef SGTTY
+#endif
+
#ifdef TERMIOS
# include <termios.h>
# define TTY_STRUCT struct termios
# 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)
+#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
};
#endif
-#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(MAC_OS_GUSI_SOURCE)
+#ifdef OPENSSL_SYS_SUNOS
+ typedef int sig_atomic_t;
+#endif
+
+#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(MAC_OS_GUSI_SOURCE) || defined(OPENSSL_SYS_NETWARE)
/*
* This one needs work. As a matter of fact the code is unoperational
* and this is only a trick to get it compiled.
#else
static void (*savsig[NX509_SIG])(int );
#endif
-static jmp_buf save;
#ifdef OPENSSL_SYS_VMS
static struct IOSB iosb;
static long status;
static unsigned short channel = 0;
#else
-#ifndef OPENSSL_SYS_MSDOS
+#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
static TTY_STRUCT tty_orig,tty_new;
#endif
#endif
static int is_a_tty;
/* Declare static functions */
+#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
static void 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)
static int noecho_fgets(char *buf, int size, FILE *tty);
#endif
}
+#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
/* Internal functions to read a string without echoing */
static void read_till_nl(FILE *in)
{
} while (strchr(buf,'\n') == NULL);
}
+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;
+#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
char *p;
-#ifndef OPENSSL_SYS_WIN16
- if ((ok = setjmp(save)))
- {
- if (ok == 1) ok=0;
- goto error;
- }
+ intr_signal=0;
ok=0;
ps=0;
pushsig();
ps=1;
- if (!echo) noecho_console(ui);
+ 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
- fgets(result,maxsize,tty_in);
+ p=fgets(result,maxsize,tty_in);
#else
- fgets(result,maxsize,tty_in);
+ 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)
ok=1;
error:
+ if (intr_signal == SIGINT)
+ ok=-1;
if (!echo) fprintf(tty_out,"\n");
- if (ps >= 2 && !echo)
- echo_console(ui);
+ if (ps >= 2 && !echo && !echo_console(ui))
+ ok=0;
if (ps >= 1)
popsig();
ok=1;
#endif
- memset(result,0,BUFSIZ);
+ OPENSSL_cleanse(result,BUFSIZ);
return ok;
}
CRYPTO_w_lock(CRYPTO_LOCK_UI);
is_a_tty = 1;
-#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC)
+#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) || defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_NETWARE)
tty_in=stdin;
tty_out=stderr;
#else
tty_out=stderr;
#endif
-#if defined(TTY_get) && !defined(VMS)
- if (TTY_get(fileno(tty_in),&tty_orig) == -1)
+#if defined(TTY_get) && !defined(OPENSSL_SYS_VMS)
+ if (TTY_get(fileno(tty_in),&tty_orig) == -1)
{
#ifdef ENOTTY
if (errno == ENOTTY)
static int close_console(UI *ui)
{
- if (tty_in != stderr) fclose(tty_in);
+ if (tty_in != stdin) fclose(tty_in);
if (tty_out != stderr) fclose(tty_out);
#ifdef OPENSSL_SYS_VMS
status = sys$dassgn(channel);
}
+#if !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
/* Internal functions to handle signals and act on them */
static void pushsig(void)
{
+#ifndef OPENSSL_SYS_WIN32
int i;
+#endif
#ifdef SIGACTION
struct sigaction sa;
sa.sa_handler=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
savsig[i]=signal(i,recsig);
#endif
}
+#endif
#ifdef SIGWINCH
signal(SIGWINCH,SIG_DFL);
static void popsig(void)
{
+#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
signal(i,savsig[i]);
#endif
}
+#endif
}
static void recsig(int i)
{
- switch(i)
- {
- case SIGINT:
- longjmp(save,-1);
- break;
- default:
- break;
- }
- longjmp(save,1);
+ intr_signal=i;
}
-
+#endif
/* Internal functions specific for Windows */
-#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN16)
+#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN16) && !defined(OPENSSL_SYS_WINCE)
static int noecho_fgets(char *buf, int size, FILE *tty)
{
int i;