Squashed commit upgrading to mbedtls-3.6.0
Squash merging branch import/mbedtls-3.6.0
0fc9291f4 ("libmbedtls: bignum: restore mbedtls_mpi_exp_mod() from v3.5.2")
0ef87b1e6 ("libmbedtls: reset minimum rsa key size")
70b079496 ("libmbedtls: adjust use of rsa pk_wrap API")
6cf76464f ("libmbedtls: allow inclusion of arm_neon.h")
27df5c911 ("libmbedtls: fix cipher_wrap.c for NIST AES Key Wrap mode")
aa584f9ed ("libmbedtls: fix cipher_wrap.c for chacha20 and chachapoly")
523ae957e ("libmbedtls: add fault mitigation in mbedtls_rsa_rsassa_pkcs1_v15_verify()")
30bdb1bbf ("libmbedtls: add fault mitigation in mbedtls_rsa_rsassa_pss_verify_ext()")
e45cdab62 ("libmbedtls: add SM2 curve")
d2fda4fc2 ("libmbedtls: fix no CRT issue")
ab0eb5515 ("libmbedtls: add interfaces in mbedtls for context memory operation")
7925a6f26 ("libmedtls: mpi_miller_rabin: increase count limit")
8eaf69279 ("libmbedtls: add mbedtls_mpi_init_mempool()")
12e83fc8d ("libmbedtls: make mbedtls_mpi_mont*() available")
f9e261da5 ("mbedtls: configure mbedtls to reach for config")
7b6f378d7 ("mbedtls: remove default include/mbedtls/config.h")
c16331743 ("Import mbedtls-3.6.0")
Signed-off-by: Tom Van Eyck <tom.vaneyck@kuleuven.be>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
diff --git a/lib/libmbedtls/mbedtls/library/entropy_poll.c b/lib/libmbedtls/mbedtls/library/entropy_poll.c
index b5024c8..794ee03 100644
--- a/lib/libmbedtls/mbedtls/library/entropy_poll.c
+++ b/lib/libmbedtls/mbedtls/library/entropy_poll.c
@@ -2,22 +2,10 @@
* Platform-specific and custom entropy polling functions
*
* Copyright The Mbed TLS Contributors
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
-#if defined(__linux__) && !defined(_GNU_SOURCE)
+#if defined(__linux__) || defined(__midipix__) && !defined(_GNU_SOURCE)
/* Ensure that syscall() is available even when compiling with -std=c99 */
#define _GNU_SOURCE
#endif
@@ -41,38 +29,40 @@
#if !defined(unix) && !defined(__unix__) && !defined(__unix) && \
!defined(__APPLE__) && !defined(_WIN32) && !defined(__QNXNTO__) && \
- !defined(__HAIKU__) && !defined(__midipix__)
+ !defined(__HAIKU__) && !defined(__midipix__) && !defined(__MVS__)
#error \
"Platform entropy sources only work on Unix and Windows, see MBEDTLS_NO_PLATFORM_ENTROPY in mbedtls_config.h"
#endif
#if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
-#if !defined(_WIN32_WINNT)
-#define _WIN32_WINNT 0x0400
-#endif
#include <windows.h>
-#include <wincrypt.h>
+#include <bcrypt.h>
+#include <intsafe.h>
int mbedtls_platform_entropy_poll(void *data, unsigned char *output, size_t len,
size_t *olen)
{
- HCRYPTPROV provider;
((void) data);
*olen = 0;
- if (CryptAcquireContext(&provider, NULL, NULL,
- PROV_RSA_FULL, CRYPT_VERIFYCONTEXT) == FALSE) {
- return MBEDTLS_ERR_ENTROPY_SOURCE_FAILED;
- }
+ /*
+ * BCryptGenRandom takes ULONG for size, which is smaller than size_t on
+ * 64-bit Windows platforms. Extract entropy in chunks of len (dependent
+ * on ULONG_MAX) size.
+ */
+ while (len != 0) {
+ unsigned long ulong_bytes =
+ (len > ULONG_MAX) ? ULONG_MAX : (unsigned long) len;
- if (CryptGenRandom(provider, (DWORD) len, output) == FALSE) {
- CryptReleaseContext(provider, 0);
- return MBEDTLS_ERR_ENTROPY_SOURCE_FAILED;
- }
+ if (!BCRYPT_SUCCESS(BCryptGenRandom(NULL, output, ulong_bytes,
+ BCRYPT_USE_SYSTEM_PREFERRED_RNG))) {
+ return MBEDTLS_ERR_ENTROPY_SOURCE_FAILED;
+ }
- CryptReleaseContext(provider, 0);
- *olen = len;
+ *olen += ulong_bytes;
+ len -= ulong_bytes;
+ }
return 0;
}
@@ -98,7 +88,7 @@
memset(buf, 0, buflen);
#endif
#endif
- return syscall(SYS_getrandom, buf, buflen, flags);
+ return (int) syscall(SYS_getrandom, buf, buflen, flags);
}
#endif /* SYS_getrandom */
#endif /* __linux__ || __midipix__ */
@@ -112,7 +102,7 @@
#define HAVE_GETRANDOM
static int getrandom_wrapper(void *buf, size_t buflen, unsigned int flags)
{
- return getrandom(buf, buflen, flags);
+ return (int) getrandom(buf, buflen, flags);
}
#endif /* (__FreeBSD__ && __FreeBSD_version >= 1200000) ||
(__DragonFly__ && __DragonFly_version >= 500700) */
@@ -166,7 +156,7 @@
#if defined(HAVE_GETRANDOM)
ret = getrandom_wrapper(output, len, 0);
if (ret >= 0) {
- *olen = ret;
+ *olen = (size_t) ret;
return 0;
} else if (errno != ENOSYS) {
return MBEDTLS_ERR_ENTROPY_SOURCE_FAILED;