Merged origin/release (checked in because wanted to merge new stuff)

1 files changed, 370 insertions, 358 deletions

diff --git a/openssl/crypto/des/read_pwd.c b/openssl/crypto/des/read_pwd.c
index ce5fa00a3..514a7063b 100644
--- a/openssl/crypto/des/read_pwd.c
+++ b/openssl/crypto/des/read_pwd.c
@@ -5,21 +5,21 @@
  * 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:
@@ -34,10 +34,10 @@
  *     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 
+ * 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
@@ -49,7 +49,7 @@
  * 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
@@ -58,29 +58,32 @@
 
 #include <openssl/e_os2.h>
 #if !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_VMS) && !defined(OPENSSL_SYS_WIN32)
-#ifdef OPENSSL_UNISTD
-# include OPENSSL_UNISTD
-#else
-# include <unistd.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
+# ifdef OPENSSL_UNISTD
+#  include OPENSSL_UNISTD
+# else
+#  include <unistd.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)
 
-#endif
+#  define SIGACTION
+#  if !defined(TERMIOS) && !defined(TERMIO) && !defined(SGTTY)
+#   define TERMIOS
+#  endif
+
+# endif
 #endif
 
-/* #define SIGACTION */ /* Define this if you have sigaction() */
+/* Define this if you have sigaction() */
+/* #define SIGACTION */
 
 #ifdef WIN16TTY
-#undef OPENSSL_SYS_WIN16
-#undef _WINDOWS
-#include <graph.h>
+# undef OPENSSL_SYS_WIN16
+# undef _WINDOWS
+# include <graph.h>
 #endif
 
 /* 06-Apr-92 Luke Brennan    Support for VMS */
@@ -92,111 +95,111 @@
 #include <setjmp.h>
 #include <errno.h>
 
-#ifdef OPENSSL_SYS_VMS			/* prototypes for sys$whatever */
-#include <starlet.h>
-#ifdef __DECC
-#pragma message disable DOLLARID
-#endif
+#ifdef OPENSSL_SYS_VMS          /* prototypes for sys$whatever */
+# include <starlet.h>
+# ifdef __DECC
+#  pragma message disable DOLLARID
+# endif
 #endif
 
 #ifdef WIN_CONSOLE_BUG
-#include <windows.h>
-#ifndef OPENSSL_SYS_WINCE
-#include <wincon.h>
-#endif
+# include <windows.h>
+# ifndef OPENSSL_SYS_WINCE
+#  include <wincon.h>
+# endif
 #endif
 
-
-/* There are 5 types of terminal interface supported,
- * TERMIO, TERMIOS, VMS, MSDOS and SGTTY
+/*
+ * There are 5 types of terminal interface supported, TERMIO, TERMIOS, VMS,
+ * MSDOS and SGTTY
  */
 
 #if defined(__sgi) && !defined(TERMIOS)
-#define TERMIOS
-#undef  TERMIO
-#undef  SGTTY
+# define TERMIOS
+# undef  TERMIO
+# undef  SGTTY
 #endif
 
 #if defined(linux) && !defined(TERMIO)
-#undef  TERMIOS
-#define TERMIO
-#undef  SGTTY
+# undef  TERMIOS
+# define TERMIO
+# undef  SGTTY
 #endif
 
 #ifdef _LIBC
-#undef  TERMIOS
-#define TERMIO
-#undef  SGTTY
+# undef  TERMIOS
+# define TERMIO
+# undef  SGTTY
 #endif
 
 #if !defined(TERMIO) && !defined(TERMIOS) && !defined(OPENSSL_SYS_VMS) && !defined(OPENSSL_SYS_MSDOS) && !defined(MAC_OS_pre_X) && !defined(MAC_OS_GUSI_SOURCE)
-#undef  TERMIOS
-#undef  TERMIO
-#define SGTTY
+# undef  TERMIOS
+# undef  TERMIO
+# define SGTTY
 #endif
 
 #if defined(OPENSSL_SYS_VXWORKS)
-#undef TERMIOS
-#undef TERMIO
-#undef SGTTY
+# 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)
+# 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)
+# 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)
+# 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(MAC_OS_pre_X)
-#include <sys/ioctl.h>
+# include <sys/ioctl.h>
 #endif
 
-#if defined(OPENSSL_SYS_MSDOS) && !defined(__CYGWIN32__) && !defined(OPENSSL_SYS_WINCE)
-#include <conio.h>
-#define fgets(a,b,c) noecho_fgets(a,b,c)
+#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WINCE)
+# include <conio.h>
+# define fgets(a,b,c) noecho_fgets(a,b,c)
 #endif
 
 #ifdef OPENSSL_SYS_VMS
-#include <ssdef.h>
-#include <iodef.h>
-#include <ttdef.h>
-#include <descrip.h>
+# include <ssdef.h>
+# include <iodef.h>
+# include <ttdef.h>
+# include <descrip.h>
 struct IOSB {
-	short iosb$w_value;
-	short iosb$w_count;
-	long  iosb$l_info;
-	};
+    short iosb$w_value;
+    short iosb$w_count;
+    long iosb$l_info;
+};
 #endif
 
 #if defined(MAC_OS_pre_X) || 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>
+ *                                      <appro@fy.chalmers.se>
  */
-#define TTY_STRUCT int
+# define TTY_STRUCT int
 #endif
 
 #ifndef NX509_SIG
-#define NX509_SIG 32
+# define NX509_SIG 32
 #endif
 
 static void read_till_nl(FILE *);
@@ -207,315 +210,324 @@ static void popsig(void);
 static int noecho_fgets(char *buf, int size, FILE *tty);
 #endif
 #ifdef SIGACTION
- static struct sigaction savsig[NX509_SIG];
+static struct sigaction savsig[NX509_SIG];
 #else
-  static void (*savsig[NX509_SIG])(int );
+static void (*savsig[NX509_SIG]) (int);
 #endif
 static jmp_buf save;
 
-int des_read_pw_string(char *buf, int length, const char *prompt,
-	     int verify)
-	{
-	char buff[BUFSIZ];
-	int ret;
+int des_read_pw_string(char *buf, int length, const char *prompt, int verify)
+{
+    char buff[BUFSIZ];
+    int ret;
 
-	ret=des_read_pw(buf,buff,(length>BUFSIZ)?BUFSIZ:length,prompt,verify);
-	OPENSSL_cleanse(buff,BUFSIZ);
-	return(ret);
-	}
+    ret =
+        des_read_pw(buf, buff, (length > BUFSIZ) ? BUFSIZ : length, prompt,
+                    verify);
+    OPENSSL_cleanse(buff, BUFSIZ);
+    return (ret);
+}
 
 #ifdef OPENSSL_SYS_WINCE
 
-int des_read_pw(char *buf, char *buff, int size, const char *prompt, int verify)
-	{ 
-	memset(buf,0,size);
-	memset(buff,0,size);
-	return(0);
-	}
+int des_read_pw(char *buf, char *buff, int size, const char *prompt,
+                int verify)
+{
+    memset(buf, 0, size);
+    memset(buff, 0, size);
+    return (0);
+}
 
 #elif defined(OPENSSL_SYS_WIN16)
 
 int des_read_pw(char *buf, char *buff, int size, char *prompt, int verify)
-	{ 
-	memset(buf,0,size);
-	memset(buff,0,size);
-	return(0);
-	}
+{
+    memset(buf, 0, size);
+    memset(buff, 0, size);
+    return (0);
+}
 
-#else /* !OPENSSL_SYS_WINCE && !OPENSSL_SYS_WIN16 */
+#else                           /* !OPENSSL_SYS_WINCE && !OPENSSL_SYS_WIN16 */
 
 static void read_till_nl(FILE *in)
-	{
-#define SIZE 4
-	char buf[SIZE+1];
-
-	do	{
-		fgets(buf,SIZE,in);
-		} while (strchr(buf,'\n') == NULL);
-	}
+{
+# define SIZE 4
+    char buf[SIZE + 1];
 
+    do {
+        fgets(buf, SIZE, in);
+    } while (strchr(buf, '\n') == NULL);
+}
 
 /* return 0 if ok, 1 (or -1) otherwise */
 int des_read_pw(char *buf, char *buff, int size, const char *prompt,
-	     int verify)
-	{
-#ifdef OPENSSL_SYS_VMS
-	struct IOSB iosb;
-	$DESCRIPTOR(terminal,"TT");
-	long tty_orig[3], tty_new[3];
-	long status;
-	unsigned short channel = 0;
-#else
-#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
-	TTY_STRUCT tty_orig,tty_new;
-#endif
-#endif
-	int number;
-	int ok;
-	/* statics are simply to avoid warnings about longjmp clobbering
-	   things */
-	static int ps;
-	int is_a_tty;
-	static FILE *tty;
-	char *p;
-
-	if (setjmp(save))
-		{
-		ok=0;
-		goto error;
-		}
-
-	number=5;
-	ok=0;
-	ps=0;
-	is_a_tty=1;
-	tty=NULL;
-
-#ifdef OPENSSL_SYS_MSDOS
-	if ((tty=fopen("con","r")) == NULL)
-		tty=stdin;
-#elif defined(MAC_OS_pre_X) || defined(OPENSSL_SYS_VXWORKS)
-	tty=stdin;
-#else
-#ifndef OPENSSL_SYS_MPE
-	if ((tty=fopen("/dev/tty","r")) == NULL)
-#endif
-		tty=stdin;
-#endif
+                int verify)
+{
+# ifdef OPENSSL_SYS_VMS
+    struct IOSB iosb;
+    $DESCRIPTOR(terminal, "TT");
+    long tty_orig[3], tty_new[3];
+    long status;
+    unsigned short channel = 0;
+# else
+#  if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
+    TTY_STRUCT tty_orig, tty_new;
+#  endif
+# endif
+    int number;
+    int ok;
+    /*
+     * statics are simply to avoid warnings about longjmp clobbering things
+     */
+    static int ps;
+    int is_a_tty;
+    static FILE *tty;
+    char *p;
+
+    if (setjmp(save)) {
+        ok = 0;
+        goto error;
+    }
+
+    number = 5;
+    ok = 0;
+    ps = 0;
+    is_a_tty = 1;
+    tty = NULL;
+
+# ifdef OPENSSL_SYS_MSDOS
+    if ((tty = fopen("con", "r")) == NULL)
+        tty = stdin;
+# elif defined(MAC_OS_pre_X) || defined(OPENSSL_SYS_VXWORKS)
+    tty = stdin;
+# else
+#  ifndef OPENSSL_SYS_MPE
+    if ((tty = fopen("/dev/tty", "r")) == NULL)
+#  endif
+        tty = stdin;
+# endif
 
-#if defined(TTY_get) && !defined(OPENSSL_SYS_VMS)
-	if (TTY_get(fileno(tty),&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(-1);
-		}
-	memcpy(&(tty_new),&(tty_orig),sizeof(tty_orig));
-#endif
-#ifdef OPENSSL_SYS_VMS
-	status = sys$assign(&terminal,&channel,0,0);
-	if (status != SS$_NORMAL)
-		return(-1);
-	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$_NORMAL))
-		return(-1);
-#endif
+# if defined(TTY_get) && !defined(OPENSSL_SYS_VMS)
+    if (TTY_get(fileno(tty), &tty_orig) == -1) {
+#  ifdef ENOTTY
+        if (errno == ENOTTY)
+            is_a_tty = 0;
+        else
+#  endif
+#  ifdef EINVAL
+            /*
+             * Ariel Glenn ariel@columbia.edu reports that solaris can return
+             * EINVAL instead.  This should be ok
+             */
+        if (errno == EINVAL)
+            is_a_tty = 0;
+        else
+#  endif
+            return (-1);
+    }
+    memcpy(&(tty_new), &(tty_orig), sizeof(tty_orig));
+# endif
+# ifdef OPENSSL_SYS_VMS
+    status = sys$assign(&terminal, &channel, 0, 0);
+    if (status != SS$_NORMAL)
+        return (-1);
+    status =
+        sys$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 (-1);
+# endif
 
-	pushsig();
-	ps=1;
+    pushsig();
+    ps = 1;
 
-#ifdef TTY_FLAGS
-	tty_new.TTY_FLAGS &= ~ECHO;
-#endif
+# ifdef TTY_FLAGS
+    tty_new.TTY_FLAGS &= ~ECHO;
+# endif
 
-#if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
-	if (is_a_tty && (TTY_set(fileno(tty),&tty_new) == -1))
-#ifdef OPENSSL_SYS_MPE 
-		; /* MPE lies -- echo really has been disabled */
-#else
-		return(-1);
-#endif
-#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(-1);
-#endif
-	ps=2;
-
-	while ((!ok) && (number--))
-		{
-		fputs(prompt,stderr);
-		fflush(stderr);
-
-		buf[0]='\0';
-		fgets(buf,size,tty);
-		if (feof(tty)) goto error;
-		if (ferror(tty)) goto error;
-		if ((p=(char *)strchr(buf,'\n')) != NULL)
-			*p='\0';
-		else	read_till_nl(tty);
-		if (verify)
-			{
-			fprintf(stderr,"\nVerifying password - %s",prompt);
-			fflush(stderr);
-			buff[0]='\0';
-			fgets(buff,size,tty);
-			if (feof(tty)) goto error;
-			if ((p=(char *)strchr(buff,'\n')) != NULL)
-				*p='\0';
-			else	read_till_nl(tty);
-				
-			if (strcmp(buf,buff) != 0)
-				{
-				fprintf(stderr,"\nVerify failure");
-				fflush(stderr);
-				break;
-				/* continue; */
-				}
-			}
-		ok=1;
-		}
-
-error:
-	fprintf(stderr,"\n");
-#if 0
-	perror("fgets(tty)");
-#endif
-	/* What can we do if there is an error? */
-#if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
-	if (ps >= 2) TTY_set(fileno(tty),&tty_orig);
-#endif
-#ifdef OPENSSL_SYS_VMS
-	if (ps >= 2)
-		status = sys$qiow(0,channel,IO$_SETMODE,&iosb,0,0
-			,tty_orig,12,0,0,0,0);
-#endif
-	
-	if (ps >= 1) popsig();
-	if (stdin != tty) fclose(tty);
-#ifdef OPENSSL_SYS_VMS
-	status = sys$dassgn(channel);
-#endif
-	return(!ok);
-	}
+# if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
+    if (is_a_tty && (TTY_set(fileno(tty), &tty_new) == -1))
+#  ifdef OPENSSL_SYS_MPE
+        ;                       /* MPE lies -- echo really has been disabled */
+#  else
+        return (-1);
+#  endif
+# endif
+# ifdef OPENSSL_SYS_VMS
+    tty_new[0] = tty_orig[0];
+    tty_new[1] = tty_orig[1] | TT$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$_NORMAL))
+        return (-1);
+# endif
+    ps = 2;
+
+    while ((!ok) && (number--)) {
+        fputs(prompt, stderr);
+        fflush(stderr);
+
+        buf[0] = '\0';
+        fgets(buf, size, tty);
+        if (feof(tty))
+            goto error;
+        if (ferror(tty))
+            goto error;
+        if ((p = (char *)strchr(buf, '\n')) != NULL)
+            *p = '\0';
+        else
+            read_till_nl(tty);
+        if (verify) {
+            fprintf(stderr, "\nVerifying password - %s", prompt);
+            fflush(stderr);
+            buff[0] = '\0';
+            fgets(buff, size, tty);
+            if (feof(tty))
+                goto error;
+            if ((p = (char *)strchr(buff, '\n')) != NULL)
+                *p = '\0';
+            else
+                read_till_nl(tty);
+
+            if (strcmp(buf, buff) != 0) {
+                fprintf(stderr, "\nVerify failure");
+                fflush(stderr);
+                break;
+                /* continue; */
+            }
+        }
+        ok = 1;
+    }
+
+ error:
+    fprintf(stderr, "\n");
+# if 0
+    perror("fgets(tty)");
+# endif
+    /* What can we do if there is an error? */
+# if defined(TTY_set) && !defined(OPENSSL_SYS_VMS)
+    if (ps >= 2)
+        TTY_set(fileno(tty), &tty_orig);
+# endif
+# ifdef OPENSSL_SYS_VMS
+    if (ps >= 2)
+        status =
+            sys$qiow(0, channel, IO$_SETMODE, &iosb, 0, 0, tty_orig, 12, 0, 0,
+                     0, 0);
+# endif
+
+    if (ps >= 1)
+        popsig();
+    if (stdin != tty)
+        fclose(tty);
+# ifdef OPENSSL_SYS_VMS
+    status = sys$dassgn(channel);
+# endif
+    return (!ok);
+}
 
 static void pushsig(void)
-	{
-	int i;
-#ifdef SIGACTION
-	struct sigaction sa;
+{
+    int i;
+# 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 SIGACTION
-		sigaction(i,&sa,&savsig[i]);
-#else
-		savsig[i]=signal(i,recsig);
-#endif
-		}
+    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, &sa, &savsig[i]);
+# else
+        savsig[i] = signal(i, recsig);
+# 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
-		}
-	}
+{
+    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
+    }
+}
 
 static void recsig(int i)
-	{
-	longjmp(save,1);
-#ifdef LINT
-	i=i;
-#endif
-	}
+{
+    longjmp(save, 1);
+# ifdef LINT
+    i = i;
+# endif
+}
 
-#ifdef OPENSSL_SYS_MSDOS
+# ifdef OPENSSL_SYS_MSDOS
 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();
-#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
-#endif /* !OPENSSL_SYS_WINCE && !WIN16 */
+{
+    int i;
+    char *p;
+
+    p = buf;
+    for (;;) {
+        if (size == 0) {
+            *p = '\0';
+            break;
+        }
+        size--;
+#  ifdef WIN16TTY
+        i = _inchar();
+#  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
+#endif                          /* !OPENSSL_SYS_WINCE && !WIN16 */