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authorGerd Hoffmann <kraxel@redhat.com>2022-01-12 10:30:15 +0100
committerTomas Mraz <tomas@openssl.org>2023-01-31 11:25:59 +0100
commitb9e3749eb2ded7313459985978bb3ecc4374ff21 (patch)
tree83652ca7e99193b726d12209a6749e9f3ffb5d87
parent44da71693cdad2deb6430a47d3f3ee9f57065091 (diff)
downloadopenssl-new-b9e3749eb2ded7313459985978bb3ecc4374ff21.tar.gz
crypto/bio: drop float formating for UEFI
Using floating point is not supported in UEFI and can cause build problems, for example due to SSE being disabled and x64 calling convention passing floats in SSE registers. Avoid those problems by not compiling the formating code for floating point numbers. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Hugo Landau <hlandau@openssl.org> Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/19738)
-rw-r--r--crypto/bio/b_print.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/crypto/bio/b_print.c b/crypto/bio/b_print.c
index 41b7f5e2f6..90c7d9a4ec 100644
--- a/crypto/bio/b_print.c
+++ b/crypto/bio/b_print.c
@@ -13,6 +13,7 @@
#include "crypto/ctype.h"
#include "internal/numbers.h"
#include <openssl/bio.h>
+#include <openssl/opensslconf.h>
/*
* Copyright Patrick Powell 1995
@@ -31,8 +32,10 @@ static int fmtstr(char **, char **, size_t *, size_t *,
const char *, int, int, int);
static int fmtint(char **, char **, size_t *, size_t *,
int64_t, int, int, int, int);
+#ifndef OPENSSL_SYS_UEFI
static int fmtfp(char **, char **, size_t *, size_t *,
LDOUBLE, int, int, int, int);
+#endif
static int doapr_outch(char **, char **, size_t *, size_t *, int);
static int _dopr(char **sbuffer, char **buffer,
size_t *maxlen, size_t *retlen, int *truncated,
@@ -88,7 +91,9 @@ _dopr(char **sbuffer,
{
char ch;
int64_t value;
+#ifndef OPENSSL_SYS_UEFI
LDOUBLE fvalue;
+#endif
char *strvalue;
int min;
int max;
@@ -259,6 +264,7 @@ _dopr(char **sbuffer,
min, max, flags))
return 0;
break;
+#ifndef OPENSSL_SYS_UEFI
case 'f':
if (cflags == DP_C_LDOUBLE)
fvalue = va_arg(args, LDOUBLE);
@@ -292,6 +298,16 @@ _dopr(char **sbuffer,
flags, G_FORMAT))
return 0;
break;
+#else
+ case 'f':
+ case 'E':
+ case 'e':
+ case 'G':
+ case 'g':
+ /* not implemented for UEFI */
+ ERR_raise(ERR_LIB_BIO, ERR_R_UNSUPPORTED);
+ return 0;
+#endif
case 'c':
if (!doapr_outch(sbuffer, buffer, &currlen, maxlen,
va_arg(args, int)))
@@ -512,6 +528,8 @@ fmtint(char **sbuffer,
return 1;
}
+#ifndef OPENSSL_SYS_UEFI
+
static LDOUBLE abs_val(LDOUBLE value)
{
LDOUBLE result = value;
@@ -803,6 +821,8 @@ fmtfp(char **sbuffer,
return 1;
}
+#endif /* OPENSSL_SYS_UEFI */
+
#define BUFFER_INC 1024
static int