Squashed 'lib/mbedtls/external/mbedtls/' content from commit 2ca6c285a0dd

git-subtree-dir: lib/mbedtls/external/mbedtls
git-subtree-split: 2ca6c285a0dd3f33982dd57299012dacab1ff206

1 files changed, 76 insertions, 0 deletions

diff --git a/include/mbedtls/block_cipher.h b/include/mbedtls/block_cipher.h
new file mode 100644
index 00000000000..3f60f6f7dd4
--- /dev/null
+++ b/include/mbedtls/block_cipher.h
@@ -0,0 +1,76 @@
+/**
+ * \file block_cipher.h
+ *
+ * \brief Internal abstraction layer.
+ */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+ */
+#ifndef MBEDTLS_BLOCK_CIPHER_H
+#define MBEDTLS_BLOCK_CIPHER_H
+
+#include "mbedtls/private_access.h"
+
+#include "mbedtls/build_info.h"
+
+#if defined(MBEDTLS_AES_C)
+#include "mbedtls/aes.h"
+#endif
+#if defined(MBEDTLS_ARIA_C)
+#include "mbedtls/aria.h"
+#endif
+#if defined(MBEDTLS_CAMELLIA_C)
+#include "mbedtls/camellia.h"
+#endif
+
+#if defined(MBEDTLS_BLOCK_CIPHER_SOME_PSA)
+#include "psa/crypto_types.h"
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    MBEDTLS_BLOCK_CIPHER_ID_NONE = 0,  /**< Unset. */
+    MBEDTLS_BLOCK_CIPHER_ID_AES,       /**< The AES cipher. */
+    MBEDTLS_BLOCK_CIPHER_ID_CAMELLIA,  /**< The Camellia cipher. */
+    MBEDTLS_BLOCK_CIPHER_ID_ARIA,      /**< The Aria cipher. */
+} mbedtls_block_cipher_id_t;
+
+/**
+ * Used internally to indicate whether a context uses legacy or PSA.
+ *
+ * Internal use only.
+ */
+typedef enum {
+    MBEDTLS_BLOCK_CIPHER_ENGINE_LEGACY = 0,
+    MBEDTLS_BLOCK_CIPHER_ENGINE_PSA,
+} mbedtls_block_cipher_engine_t;
+
+typedef struct {
+    mbedtls_block_cipher_id_t MBEDTLS_PRIVATE(id);
+#if defined(MBEDTLS_BLOCK_CIPHER_SOME_PSA)
+    mbedtls_block_cipher_engine_t MBEDTLS_PRIVATE(engine);
+    mbedtls_svc_key_id_t MBEDTLS_PRIVATE(psa_key_id);
+#endif
+    union {
+        unsigned dummy; /* Make the union non-empty even with no supported algorithms. */
+#if defined(MBEDTLS_AES_C)
+        mbedtls_aes_context MBEDTLS_PRIVATE(aes);
+#endif
+#if defined(MBEDTLS_ARIA_C)
+        mbedtls_aria_context MBEDTLS_PRIVATE(aria);
+#endif
+#if defined(MBEDTLS_CAMELLIA_C)
+        mbedtls_camellia_context MBEDTLS_PRIVATE(camellia);
+#endif
+    } MBEDTLS_PRIVATE(ctx);
+} mbedtls_block_cipher_context_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MBEDTLS_BLOCK_CIPHER_H */