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

1 files changed, 373 insertions, 385 deletions

diff --git a/openssl/crypto/bio/bss_file.c b/openssl/crypto/bio/bss_file.c
index b954fe7eb..d7f15b069 100644
--- a/openssl/crypto/bio/bss_file.c
+++ b/openssl/crypto/bio/bss_file.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
@@ -49,51 +49,51 @@
  * 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.]
  */
 
-/*
- * 03-Dec-1997	rdenny@dc3.com  Fix bug preventing use of stdin/stdout
- *		with binary data (e.g. asn1parse -inform DER < xxx) under
- *		Windows
+/*-
+ * 03-Dec-1997  rdenny@dc3.com  Fix bug preventing use of stdin/stdout
+ *              with binary data (e.g. asn1parse -inform DER < xxx) under
+ *              Windows
  */
 
 #ifndef HEADER_BSS_FILE_C
-#define HEADER_BSS_FILE_C
+# define HEADER_BSS_FILE_C
 
-#if defined(__linux) || defined(__sun) || defined(__hpux)
-/* Following definition aliases fopen to fopen64 on above mentioned
- * platforms. This makes it possible to open and sequentially access
- * files larger than 2GB from 32-bit application. It does not allow to
- * traverse them beyond 2GB with fseek/ftell, but on the other hand *no*
- * 32-bit platform permits that, not with fseek/ftell. Not to mention
- * that breaking 2GB limit for seeking would require surgery to *our*
- * API. But sequential access suffices for practical cases when you
- * can run into large files, such as fingerprinting, so we can let API
- * alone. For reference, the list of 32-bit platforms which allow for
- * sequential access of large files without extra "magic" comprise *BSD,
- * Darwin, IRIX...
+# if defined(__linux) || defined(__sun) || defined(__hpux)
+/*
+ * Following definition aliases fopen to fopen64 on above mentioned
+ * platforms. This makes it possible to open and sequentially access files
+ * larger than 2GB from 32-bit application. It does not allow to traverse
+ * them beyond 2GB with fseek/ftell, but on the other hand *no* 32-bit
+ * platform permits that, not with fseek/ftell. Not to mention that breaking
+ * 2GB limit for seeking would require surgery to *our* API. But sequential
+ * access suffices for practical cases when you can run into large files,
+ * such as fingerprinting, so we can let API alone. For reference, the list
+ * of 32-bit platforms which allow for sequential access of large files
+ * without extra "magic" comprise *BSD, Darwin, IRIX...
  */
-#ifndef _FILE_OFFSET_BITS
-#define _FILE_OFFSET_BITS 64
-#endif
-#endif
+#  ifndef _FILE_OFFSET_BITS
+#   define _FILE_OFFSET_BITS 64
+#  endif
+# endif
 
-#include <stdio.h>
-#include <errno.h>
-#include "cryptlib.h"
-#include "bio_lcl.h"
-#include <openssl/err.h>
+# include <stdio.h>
+# include <errno.h>
+# include "cryptlib.h"
+# include "bio_lcl.h"
+# include <openssl/err.h>
 
-#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
-#include <nwfileio.h>
-#endif
+# if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
+#  include <nwfileio.h>
+# endif
 
-#if !defined(OPENSSL_NO_STDIO)
+# if !defined(OPENSSL_NO_STDIO)
 
 static int MS_CALLBACK file_write(BIO *h, const char *buf, int num);
 static int MS_CALLBACK file_read(BIO *h, char *buf, int size);
@@ -102,376 +102,364 @@ static int MS_CALLBACK file_gets(BIO *h, char *str, int size);
 static long MS_CALLBACK file_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int MS_CALLBACK file_new(BIO *h);
 static int MS_CALLBACK file_free(BIO *data);
-static BIO_METHOD methods_filep=
-	{
-	BIO_TYPE_FILE,
-	"FILE pointer",
-	file_write,
-	file_read,
-	file_puts,
-	file_gets,
-	file_ctrl,
-	file_new,
-	file_free,
-	NULL,
-	};
+static BIO_METHOD methods_filep = {
+    BIO_TYPE_FILE,
+    "FILE pointer",
+    file_write,
+    file_read,
+    file_puts,
+    file_gets,
+    file_ctrl,
+    file_new,
+    file_free,
+    NULL,
+};
 
 BIO *BIO_new_file(const char *filename, const char *mode)
-	{
-	BIO  *ret;
-	FILE *file=NULL;
-
-#if defined(_WIN32) && defined(CP_UTF8)
-	int sz, len_0 = (int)strlen(filename)+1;
-	DWORD flags;
-
-	/*
-	 * Basically there are three cases to cover: a) filename is
-	 * pure ASCII string; b) actual UTF-8 encoded string and
-	 * c) locale-ized string, i.e. one containing 8-bit
-	 * characters that are meaningful in current system locale.
-	 * If filename is pure ASCII or real UTF-8 encoded string,
-	 * MultiByteToWideChar succeeds and _wfopen works. If
-	 * filename is locale-ized string, chances are that
-	 * MultiByteToWideChar fails reporting
-	 * ERROR_NO_UNICODE_TRANSLATION, in which case we fall
-	 * back to fopen...
-	 */
-	if ((sz=MultiByteToWideChar(CP_UTF8,(flags=MB_ERR_INVALID_CHARS),
-					filename,len_0,NULL,0))>0 ||
-	    (GetLastError()==ERROR_INVALID_FLAGS &&
-	     (sz=MultiByteToWideChar(CP_UTF8,(flags=0),
-					filename,len_0,NULL,0))>0)
-	   )
-		{
-		WCHAR  wmode[8];
-		WCHAR *wfilename = _alloca(sz*sizeof(WCHAR));
-
-		if (MultiByteToWideChar(CP_UTF8,flags,
-					filename,len_0,wfilename,sz) &&
-		    MultiByteToWideChar(CP_UTF8,0,mode,strlen(mode)+1,
-			    		wmode,sizeof(wmode)/sizeof(wmode[0])) &&
-		    (file=_wfopen(wfilename,wmode))==NULL &&
-		    (errno==ENOENT || errno==EBADF)
-		   )	/* UTF-8 decode succeeded, but no file, filename
-			 * could still have been locale-ized... */
-			file = fopen(filename,mode);
-		}
-	else if (GetLastError()==ERROR_NO_UNICODE_TRANSLATION)
-		{
-		file = fopen(filename,mode);
-		}
-#else
-	file=fopen(filename,mode);	
-#endif
-	if (file == NULL)
-		{
-		SYSerr(SYS_F_FOPEN,get_last_sys_error());
-		ERR_add_error_data(5,"fopen('",filename,"','",mode,"')");
-		if (errno == ENOENT)
-			BIOerr(BIO_F_BIO_NEW_FILE,BIO_R_NO_SUCH_FILE);
-		else
-			BIOerr(BIO_F_BIO_NEW_FILE,ERR_R_SYS_LIB);
-		return(NULL);
-		}
-	if ((ret=BIO_new(BIO_s_file())) == NULL)
-		{
-		fclose(file);
-		return(NULL);
-		}
-
-	BIO_clear_flags(ret,BIO_FLAGS_UPLINK); /* we did fopen -> we disengage UPLINK */
-	BIO_set_fp(ret,file,BIO_CLOSE);
-	return(ret);
-	}
+{
+    BIO *ret;
+    FILE *file = NULL;
+
+#  if defined(_WIN32) && defined(CP_UTF8)
+    int sz, len_0 = (int)strlen(filename) + 1;
+    DWORD flags;
+
+    /*
+     * Basically there are three cases to cover: a) filename is
+     * pure ASCII string; b) actual UTF-8 encoded string and
+     * c) locale-ized string, i.e. one containing 8-bit
+     * characters that are meaningful in current system locale.
+     * If filename is pure ASCII or real UTF-8 encoded string,
+     * MultiByteToWideChar succeeds and _wfopen works. If
+     * filename is locale-ized string, chances are that
+     * MultiByteToWideChar fails reporting
+     * ERROR_NO_UNICODE_TRANSLATION, in which case we fall
+     * back to fopen...
+     */
+    if ((sz = MultiByteToWideChar(CP_UTF8, (flags = MB_ERR_INVALID_CHARS),
+                                  filename, len_0, NULL, 0)) > 0 ||
+        (GetLastError() == ERROR_INVALID_FLAGS &&
+         (sz = MultiByteToWideChar(CP_UTF8, (flags = 0),
+                                   filename, len_0, NULL, 0)) > 0)
+        ) {
+        WCHAR wmode[8];
+        WCHAR *wfilename = _alloca(sz * sizeof(WCHAR));
+
+        if (MultiByteToWideChar(CP_UTF8, flags,
+                                filename, len_0, wfilename, sz) &&
+            MultiByteToWideChar(CP_UTF8, 0, mode, strlen(mode) + 1,
+                                wmode, sizeof(wmode) / sizeof(wmode[0])) &&
+            (file = _wfopen(wfilename, wmode)) == NULL &&
+            (errno == ENOENT || errno == EBADF)
+            ) {
+            /*
+             * UTF-8 decode succeeded, but no file, filename
+             * could still have been locale-ized...
+             */
+            file = fopen(filename, mode);
+        }
+    } else if (GetLastError() == ERROR_NO_UNICODE_TRANSLATION) {
+        file = fopen(filename, mode);
+    }
+#  else
+    file = fopen(filename, mode);
+#  endif
+    if (file == NULL) {
+        SYSerr(SYS_F_FOPEN, get_last_sys_error());
+        ERR_add_error_data(5, "fopen('", filename, "','", mode, "')");
+        if (errno == ENOENT)
+            BIOerr(BIO_F_BIO_NEW_FILE, BIO_R_NO_SUCH_FILE);
+        else
+            BIOerr(BIO_F_BIO_NEW_FILE, ERR_R_SYS_LIB);
+        return (NULL);
+    }
+    if ((ret = BIO_new(BIO_s_file())) == NULL) {
+        fclose(file);
+        return (NULL);
+    }
+
+    BIO_clear_flags(ret, BIO_FLAGS_UPLINK); /* we did fopen -> we disengage
+                                             * UPLINK */
+    BIO_set_fp(ret, file, BIO_CLOSE);
+    return (ret);
+}
 
 BIO *BIO_new_fp(FILE *stream, int close_flag)
-	{
-	BIO *ret;
+{
+    BIO *ret;
 
-	if ((ret=BIO_new(BIO_s_file())) == NULL)
-		return(NULL);
+    if ((ret = BIO_new(BIO_s_file())) == NULL)
+        return (NULL);
 
-	BIO_set_flags(ret,BIO_FLAGS_UPLINK); /* redundant, left for documentation puposes */
-	BIO_set_fp(ret,stream,close_flag);
-	return(ret);
-	}
+    BIO_set_flags(ret, BIO_FLAGS_UPLINK); /* redundant, left for
+                                           * documentation puposes */
+    BIO_set_fp(ret, stream, close_flag);
+    return (ret);
+}
 
 BIO_METHOD *BIO_s_file(void)
-	{
-	return(&methods_filep);
-	}
+{
+    return (&methods_filep);
+}
 
 static int MS_CALLBACK file_new(BIO *bi)
-	{
-	bi->init=0;
-	bi->num=0;
-	bi->ptr=NULL;
-	bi->flags=BIO_FLAGS_UPLINK; /* default to UPLINK */
-	return(1);
-	}
+{
+    bi->init = 0;
+    bi->num = 0;
+    bi->ptr = NULL;
+    bi->flags = BIO_FLAGS_UPLINK; /* default to UPLINK */
+    return (1);
+}
 
 static int MS_CALLBACK file_free(BIO *a)
-	{
-	if (a == NULL) return(0);
-	if (a->shutdown)
-		{
-		if ((a->init) && (a->ptr != NULL))
-			{
-			if (a->flags&BIO_FLAGS_UPLINK)
-				UP_fclose (a->ptr);
-			else
-				fclose (a->ptr);
-			a->ptr=NULL;
-			a->flags=BIO_FLAGS_UPLINK;
-			}
-		a->init=0;
-		}
-	return(1);
-	}
-	
-static int MS_CALLBACK file_read(BIO *b, char *out, int outl)
-	{
-	int ret=0;
+{
+    if (a == NULL)
+        return (0);
+    if (a->shutdown) {
+        if ((a->init) && (a->ptr != NULL)) {
+            if (a->flags & BIO_FLAGS_UPLINK)
+                UP_fclose(a->ptr);
+            else
+                fclose(a->ptr);
+            a->ptr = NULL;
+            a->flags = BIO_FLAGS_UPLINK;
+        }
+        a->init = 0;
+    }
+    return (1);
+}
 
-	if (b->init && (out != NULL))
-		{
-		if (b->flags&BIO_FLAGS_UPLINK)
-			ret=UP_fread(out,1,(int)outl,b->ptr);
-		else
-			ret=fread(out,1,(int)outl,(FILE *)b->ptr);
-		if(ret == 0 && (b->flags&BIO_FLAGS_UPLINK)?UP_ferror((FILE *)b->ptr):ferror((FILE *)b->ptr))
-			{
-			SYSerr(SYS_F_FREAD,get_last_sys_error());
-			BIOerr(BIO_F_FILE_READ,ERR_R_SYS_LIB);
-			ret=-1;
-			}
-		}
-	return(ret);
-	}
+static int MS_CALLBACK file_read(BIO *b, char *out, int outl)
+{
+    int ret = 0;
+
+    if (b->init && (out != NULL)) {
+        if (b->flags & BIO_FLAGS_UPLINK)
+            ret = UP_fread(out, 1, (int)outl, b->ptr);
+        else
+            ret = fread(out, 1, (int)outl, (FILE *)b->ptr);
+        if (ret == 0
+            && (b->flags & BIO_FLAGS_UPLINK) ? UP_ferror((FILE *)b->ptr) :
+            ferror((FILE *)b->ptr)) {
+            SYSerr(SYS_F_FREAD, get_last_sys_error());
+            BIOerr(BIO_F_FILE_READ, ERR_R_SYS_LIB);
+            ret = -1;
+        }
+    }
+    return (ret);
+}
 
 static int MS_CALLBACK file_write(BIO *b, const char *in, int inl)
-	{
-	int ret=0;
-
-	if (b->init && (in != NULL))
-		{
-		if (b->flags&BIO_FLAGS_UPLINK)
-			ret=UP_fwrite(in,(int)inl,1,b->ptr);
-		else
-			ret=fwrite(in,(int)inl,1,(FILE *)b->ptr);
-		if (ret)
-			ret=inl;
-		/* ret=fwrite(in,1,(int)inl,(FILE *)b->ptr); */
-		/* according to Tim Hudson <tjh@cryptsoft.com>, the commented
-		 * out version above can cause 'inl' write calls under
-		 * some stupid stdio implementations (VMS) */
-		}
-	return(ret);
-	}
+{
+    int ret = 0;
+
+    if (b->init && (in != NULL)) {
+        if (b->flags & BIO_FLAGS_UPLINK)
+            ret = UP_fwrite(in, (int)inl, 1, b->ptr);
+        else
+            ret = fwrite(in, (int)inl, 1, (FILE *)b->ptr);
+        if (ret)
+            ret = inl;
+        /* ret=fwrite(in,1,(int)inl,(FILE *)b->ptr); */
+        /*
+         * according to Tim Hudson <tjh@cryptsoft.com>, the commented out
+         * version above can cause 'inl' write calls under some stupid stdio
+         * implementations (VMS)
+         */
+    }
+    return (ret);
+}
 
 static long MS_CALLBACK file_ctrl(BIO *b, int cmd, long num, void *ptr)
-	{
-	long ret=1;
-	FILE *fp=(FILE *)b->ptr;
-	FILE **fpp;
-	char p[4];
-
-	switch (cmd)
-		{
-	case BIO_C_FILE_SEEK:
-	case BIO_CTRL_RESET:
-		if (b->flags&BIO_FLAGS_UPLINK)
-			ret=(long)UP_fseek(b->ptr,num,0);
-		else
-			ret=(long)fseek(fp,num,0);
-		break;
-	case BIO_CTRL_EOF:
-		if (b->flags&BIO_FLAGS_UPLINK)
-			ret=(long)UP_feof(fp);
-		else
-			ret=(long)feof(fp);
-		break;
-	case BIO_C_FILE_TELL:
-	case BIO_CTRL_INFO:
-		if (b->flags&BIO_FLAGS_UPLINK)
-			ret=UP_ftell(b->ptr);
-		else
-			ret=ftell(fp);
-		break;
-	case BIO_C_SET_FILE_PTR:
-		file_free(b);
-		b->shutdown=(int)num&BIO_CLOSE;
-		b->ptr=ptr;
-		b->init=1;
-#if BIO_FLAGS_UPLINK!=0
-#if defined(__MINGW32__) && defined(__MSVCRT__) && !defined(_IOB_ENTRIES)
-#define _IOB_ENTRIES 20
-#endif
-#if defined(_IOB_ENTRIES)
-		/* Safety net to catch purely internal BIO_set_fp calls */
-		if ((size_t)ptr >= (size_t)stdin &&
-		    (size_t)ptr <  (size_t)(stdin+_IOB_ENTRIES))
-			BIO_clear_flags(b,BIO_FLAGS_UPLINK);
-#endif
-#endif
-#ifdef UP_fsetmod
-		if (b->flags&BIO_FLAGS_UPLINK)
-			UP_fsetmod(b->ptr,(char)((num&BIO_FP_TEXT)?'t':'b'));
-		else
-#endif
-		{
-#if defined(OPENSSL_SYS_WINDOWS)
-		int fd = _fileno((FILE*)ptr);
-		if (num & BIO_FP_TEXT)
-			_setmode(fd,_O_TEXT);
-		else
-			_setmode(fd,_O_BINARY);
-#elif defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
-		int fd = fileno((FILE*)ptr);
-		/* Under CLib there are differences in file modes */
-		if (num & BIO_FP_TEXT)
-			setmode(fd,O_TEXT);
-		else
-			setmode(fd,O_BINARY);
-#elif defined(OPENSSL_SYS_MSDOS)
-		int fd = fileno((FILE*)ptr);
-		/* Set correct text/binary mode */
-		if (num & BIO_FP_TEXT)
-			_setmode(fd,_O_TEXT);
-		/* Dangerous to set stdin/stdout to raw (unless redirected) */
-		else
-			{
-			if (fd == STDIN_FILENO || fd == STDOUT_FILENO)
-				{
-				if (isatty(fd) <= 0)
-					_setmode(fd,_O_BINARY);
-				}
-			else
-				_setmode(fd,_O_BINARY);
-			}
-#elif defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
-		int fd = fileno((FILE*)ptr);
-		if (num & BIO_FP_TEXT)
-			setmode(fd, O_TEXT);
-		else
-			setmode(fd, O_BINARY);
-#endif
-		}
-		break;
-	case BIO_C_SET_FILENAME:
-		file_free(b);
-		b->shutdown=(int)num&BIO_CLOSE;
-		if (num & BIO_FP_APPEND)
-			{
-			if (num & BIO_FP_READ)
-				BUF_strlcpy(p,"a+",sizeof p);
-			else	BUF_strlcpy(p,"a",sizeof p);
-			}
-		else if ((num & BIO_FP_READ) && (num & BIO_FP_WRITE))
-			BUF_strlcpy(p,"r+",sizeof p);
-		else if (num & BIO_FP_WRITE)
-			BUF_strlcpy(p,"w",sizeof p);
-		else if (num & BIO_FP_READ)
-			BUF_strlcpy(p,"r",sizeof p);
-		else
-			{
-			BIOerr(BIO_F_FILE_CTRL,BIO_R_BAD_FOPEN_MODE);
-			ret=0;
-			break;
-			}
-#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
-		if (!(num & BIO_FP_TEXT))
-			strcat(p,"b");
-		else
-			strcat(p,"t");
-#endif
-#if defined(OPENSSL_SYS_NETWARE)
-		if (!(num & BIO_FP_TEXT))
-			strcat(p,"b");
-		else
-			strcat(p,"t");
-#endif
-		fp=fopen(ptr,p);
-		if (fp == NULL)
-			{
-			SYSerr(SYS_F_FOPEN,get_last_sys_error());
-			ERR_add_error_data(5,"fopen('",ptr,"','",p,"')");
-			BIOerr(BIO_F_FILE_CTRL,ERR_R_SYS_LIB);
-			ret=0;
-			break;
-			}
-		b->ptr=fp;
-		b->init=1;
-		BIO_clear_flags(b,BIO_FLAGS_UPLINK); /* we did fopen -> we disengage UPLINK */
-		break;
-	case BIO_C_GET_FILE_PTR:
-		/* the ptr parameter is actually a FILE ** in this case. */
-		if (ptr != NULL)
-			{
-			fpp=(FILE **)ptr;
-			*fpp=(FILE *)b->ptr;
-			}
-		break;
-	case BIO_CTRL_GET_CLOSE:
-		ret=(long)b->shutdown;
-		break;
-	case BIO_CTRL_SET_CLOSE:
-		b->shutdown=(int)num;
-		break;
-	case BIO_CTRL_FLUSH:
-		if (b->flags&BIO_FLAGS_UPLINK)
-			UP_fflush(b->ptr);
-		else
-			fflush((FILE *)b->ptr);
-		break;
-	case BIO_CTRL_DUP:
-		ret=1;
-		break;
-
-	case BIO_CTRL_WPENDING:
-	case BIO_CTRL_PENDING:
-	case BIO_CTRL_PUSH:
-	case BIO_CTRL_POP:
-	default:
-		ret=0;
-		break;
-		}
-	return(ret);
-	}
+{
+    long ret = 1;
+    FILE *fp = (FILE *)b->ptr;
+    FILE **fpp;
+    char p[4];
+
+    switch (cmd) {
+    case BIO_C_FILE_SEEK:
+    case BIO_CTRL_RESET:
+        if (b->flags & BIO_FLAGS_UPLINK)
+            ret = (long)UP_fseek(b->ptr, num, 0);
+        else
+            ret = (long)fseek(fp, num, 0);
+        break;
+    case BIO_CTRL_EOF:
+        if (b->flags & BIO_FLAGS_UPLINK)
+            ret = (long)UP_feof(fp);
+        else
+            ret = (long)feof(fp);
+        break;
+    case BIO_C_FILE_TELL:
+    case BIO_CTRL_INFO:
+        if (b->flags & BIO_FLAGS_UPLINK)
+            ret = UP_ftell(b->ptr);
+        else
+            ret = ftell(fp);
+        break;
+    case BIO_C_SET_FILE_PTR:
+        file_free(b);
+        b->shutdown = (int)num & BIO_CLOSE;
+        b->ptr = ptr;
+        b->init = 1;
+#  if BIO_FLAGS_UPLINK!=0
+#   if defined(__MINGW32__) && defined(__MSVCRT__) && !defined(_IOB_ENTRIES)
+#    define _IOB_ENTRIES 20
+#   endif
+#   if defined(_IOB_ENTRIES)
+        /* Safety net to catch purely internal BIO_set_fp calls */
+        if ((size_t)ptr >= (size_t)stdin &&
+            (size_t)ptr < (size_t)(stdin + _IOB_ENTRIES))
+            BIO_clear_flags(b, BIO_FLAGS_UPLINK);
+#   endif
+#  endif
+#  ifdef UP_fsetmod
+        if (b->flags & BIO_FLAGS_UPLINK)
+            UP_fsetmod(b->ptr, (char)((num & BIO_FP_TEXT) ? 't' : 'b'));
+        else
+#  endif
+        {
+#  if defined(OPENSSL_SYS_WINDOWS)
+            int fd = _fileno((FILE *)ptr);
+            if (num & BIO_FP_TEXT)
+                _setmode(fd, _O_TEXT);
+            else
+                _setmode(fd, _O_BINARY);
+#  elif defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_CLIB)
+            int fd = fileno((FILE *)ptr);
+            /* Under CLib there are differences in file modes */
+            if (num & BIO_FP_TEXT)
+                setmode(fd, O_TEXT);
+            else
+                setmode(fd, O_BINARY);
+#  elif defined(OPENSSL_SYS_MSDOS)
+            int fd = fileno((FILE *)ptr);
+            /* Set correct text/binary mode */
+            if (num & BIO_FP_TEXT)
+                _setmode(fd, _O_TEXT);
+            /* Dangerous to set stdin/stdout to raw (unless redirected) */
+            else {
+                if (fd == STDIN_FILENO || fd == STDOUT_FILENO) {
+                    if (isatty(fd) <= 0)
+                        _setmode(fd, _O_BINARY);
+                } else
+                    _setmode(fd, _O_BINARY);
+            }
+#  elif defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
+            int fd = fileno((FILE *)ptr);
+            if (num & BIO_FP_TEXT)
+                setmode(fd, O_TEXT);
+            else
+                setmode(fd, O_BINARY);
+#  endif
+        }
+        break;
+    case BIO_C_SET_FILENAME:
+        file_free(b);
+        b->shutdown = (int)num & BIO_CLOSE;
+        if (num & BIO_FP_APPEND) {
+            if (num & BIO_FP_READ)
+                BUF_strlcpy(p, "a+", sizeof p);
+            else
+                BUF_strlcpy(p, "a", sizeof p);
+        } else if ((num & BIO_FP_READ) && (num & BIO_FP_WRITE))
+            BUF_strlcpy(p, "r+", sizeof p);
+        else if (num & BIO_FP_WRITE)
+            BUF_strlcpy(p, "w", sizeof p);
+        else if (num & BIO_FP_READ)
+            BUF_strlcpy(p, "r", sizeof p);
+        else {
+            BIOerr(BIO_F_FILE_CTRL, BIO_R_BAD_FOPEN_MODE);
+            ret = 0;
+            break;
+        }
+#  if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_WIN32_CYGWIN)
+        if (!(num & BIO_FP_TEXT))
+            strcat(p, "b");
+        else
+            strcat(p, "t");
+#  endif
+#  if defined(OPENSSL_SYS_NETWARE)
+        if (!(num & BIO_FP_TEXT))
+            strcat(p, "b");
+        else
+            strcat(p, "t");
+#  endif
+        fp = fopen(ptr, p);
+        if (fp == NULL) {
+            SYSerr(SYS_F_FOPEN, get_last_sys_error());
+            ERR_add_error_data(5, "fopen('", ptr, "','", p, "')");
+            BIOerr(BIO_F_FILE_CTRL, ERR_R_SYS_LIB);
+            ret = 0;
+            break;
+        }
+        b->ptr = fp;
+        b->init = 1;
+        BIO_clear_flags(b, BIO_FLAGS_UPLINK); /* we did fopen -> we disengage
+                                               * UPLINK */
+        break;
+    case BIO_C_GET_FILE_PTR:
+        /* the ptr parameter is actually a FILE ** in this case. */
+        if (ptr != NULL) {
+            fpp = (FILE **)ptr;
+            *fpp = (FILE *)b->ptr;
+        }
+        break;
+    case BIO_CTRL_GET_CLOSE:
+        ret = (long)b->shutdown;
+        break;
+    case BIO_CTRL_SET_CLOSE:
+        b->shutdown = (int)num;
+        break;
+    case BIO_CTRL_FLUSH:
+        if (b->flags & BIO_FLAGS_UPLINK)
+            UP_fflush(b->ptr);
+        else
+            fflush((FILE *)b->ptr);
+        break;
+    case BIO_CTRL_DUP:
+        ret = 1;
+        break;
+
+    case BIO_CTRL_WPENDING:
+    case BIO_CTRL_PENDING:
+    case BIO_CTRL_PUSH:
+    case BIO_CTRL_POP:
+    default:
+        ret = 0;
+        break;
+    }
+    return (ret);
+}
 
 static int MS_CALLBACK file_gets(BIO *bp, char *buf, int size)
-	{
-	int ret=0;
-
-	buf[0]='\0';
-	if (bp->flags&BIO_FLAGS_UPLINK)
-		{
-		if (!UP_fgets(buf,size,bp->ptr))
-			goto err;
-		}
-	else
-		{
-		if (!fgets(buf,size,(FILE *)bp->ptr))
-			goto err;
-		}
-	if (buf[0] != '\0')
-		ret=strlen(buf);
-	err:
-	return(ret);
-	}
+{
+    int ret = 0;
+
+    buf[0] = '\0';
+    if (bp->flags & BIO_FLAGS_UPLINK) {
+        if (!UP_fgets(buf, size, bp->ptr))
+            goto err;
+    } else {
+        if (!fgets(buf, size, (FILE *)bp->ptr))
+            goto err;
+    }
+    if (buf[0] != '\0')
+        ret = strlen(buf);
+ err:
+    return (ret);
+}
 
 static int MS_CALLBACK file_puts(BIO *bp, const char *str)
-	{
-	int n,ret;
-
-	n=strlen(str);
-	ret=file_write(bp,str,n);
-	return(ret);
-	}
-
-#endif /* OPENSSL_NO_STDIO */
+{
+    int n, ret;
 
-#endif /* HEADER_BSS_FILE_C */
+    n = strlen(str);
+    ret = file_write(bp, str, n);
+    return (ret);
+}
 
+# endif                         /* OPENSSL_NO_STDIO */
 
+#endif                          /* HEADER_BSS_FILE_C */