Fix references to non-standard SIZE_T_MAX
Turns out C99 doesn't define SIZE_T_MAX, so let's not use it.
diff --git a/library/base64.c b/library/base64.c
index fc44c15..3432e5f 100644
--- a/library/base64.c
+++ b/library/base64.c
@@ -69,6 +69,8 @@
49, 50, 51, 127, 127, 127, 127, 127
};
+#define BASE64_SIZE_T_MAX ( (size_t) -1 ) /* SIZE_T_MAX is not standard */
+
/*
* Encode a buffer into base64 format
*/
@@ -87,9 +89,9 @@
n = slen / 3 + ( slen % 3 != 0 );
- if( n > ( SIZE_T_MAX - 1 ) / 4 )
+ if( n > ( BASE64_SIZE_T_MAX - 1 ) / 4 )
{
- *olen = SIZE_T_MAX;
+ *olen = BASE64_SIZE_T_MAX;
return( MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL );
}
diff --git a/library/bignum.c b/library/bignum.c
index 280bbfd..628a6ee 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -38,7 +38,6 @@
#include "mbedtls/bn_mul.h"
#include <string.h>
-#include <limits.h>
#if defined(MBEDTLS_PLATFORM_C)
#include "mbedtls/platform.h"
@@ -59,6 +58,8 @@
#define biL (ciL << 3) /* bits in limb */
#define biH (ciL << 2) /* half limb size */
+#define MPI_SIZE_T_MAX ( (size_t) -1 ) /* SIZE_T_MAX is not standard */
+
/*
* Convert between bits/chars and number of limbs
* Divide first in order to avoid potential overflows
@@ -411,7 +412,7 @@
if( radix == 16 )
{
- if( slen > SIZE_T_MAX >> 2 )
+ if( slen > MPI_SIZE_T_MAX >> 2 )
return( MBEDTLS_ERR_MPI_BAD_INPUT_DATA );
n = BITS_TO_LIMBS( slen << 2 );