Move stack of compression methods from libssl to OSSL_LIB_CTX

[thirdparty/openssl.git] / include / openssl / hpke.h

diff --git a/include/openssl/hpke.h b/include/openssl/hpke.h
index 26149b0ac1a3427e4c7ab7c0aa0197ffb4ca7208..482acd22c38b2c130c85d1ce1e0864580a0a5dcc 100644 (file)
--- a/include/openssl/hpke.h
+++ b/include/openssl/hpke.h
@@ -1,7 +1,7 @@
 /*
- * Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2022-2024 The OpenSSL Project Authors. All Rights Reserved.
  *
- * Licensed under the OpenSSL license (the "License").  You may not use
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
@@ -26,6 +26,7 @@
  * Appendix A.6.1 with a 66 octet IKM so we'll allow that.
  */
 # define OSSL_HPKE_MAX_PARMLEN        66
+# define OSSL_HPKE_MIN_PSKLEN         32
 # define OSSL_HPKE_MAX_INFOLEN        1024
 
 /*
@@ -67,11 +68,15 @@
 
 /*
  * Roles for use in creating an OSSL_HPKE_CTX, most
- * important use of this is to control nonce re-use.
+ * important use of this is to control nonce reuse.
  */
 # define OSSL_HPKE_ROLE_SENDER 0
 # define OSSL_HPKE_ROLE_RECEIVER 1
 
+# ifdef  __cplusplus
+extern "C" {
+# endif
+
 typedef struct {
     uint16_t    kem_id; /* Key Encapsulation Method id */
     uint16_t    kdf_id; /* Key Derivation Function id */
@@ -82,12 +87,21 @@ typedef struct {
  * Suite constants, use this like:
  *          OSSL_HPKE_SUITE myvar = OSSL_HPKE_SUITE_DEFAULT;
  */
-# define OSSL_HPKE_SUITE_DEFAULT \
+# ifndef OPENSSL_NO_ECX
+#  define OSSL_HPKE_SUITE_DEFAULT \
     {\
         OSSL_HPKE_KEM_ID_X25519, \
         OSSL_HPKE_KDF_ID_HKDF_SHA256, \
         OSSL_HPKE_AEAD_ID_AES_GCM_128 \
     }
+# else
+#  define OSSL_HPKE_SUITE_DEFAULT \
+    {\
+        OSSL_HPKE_KEM_ID_P256, \
+        OSSL_HPKE_KDF_ID_HKDF_SHA256, \
+        OSSL_HPKE_AEAD_ID_AES_GCM_128 \
+    }
+#endif
 
 typedef struct ossl_hpke_ctx_st OSSL_HPKE_CTX;
 
@@ -148,4 +162,8 @@ size_t OSSL_HPKE_get_ciphertext_size(OSSL_HPKE_SUITE suite, size_t clearlen);
 size_t OSSL_HPKE_get_public_encap_size(OSSL_HPKE_SUITE suite);
 size_t OSSL_HPKE_get_recommended_ikmelen(OSSL_HPKE_SUITE suite);
 
+# ifdef  __cplusplus
+}
+# endif
+
 #endif