openssl: supress warnings about functions deprecated by openssl 3.0

[thirdparty/systemd.git] / src / shared / openssl-util.h

diff --git a/src/shared/openssl-util.h b/src/shared/openssl-util.h
index a7dab530e4c83349a3e86ebb3ffd735e322857e9..0f82bc1e00ee2f1ef29518f56ae2aa8822da5b2d 100644 (file)
--- a/src/shared/openssl-util.h
+++ b/src/shared/openssl-util.h
@@ -1,12 +1,74 @@
-/* SPDX-License-Identifier: LGPL-2.1+ */
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
+#include "macro.h"
+
 #if HAVE_OPENSSL
-#  include <openssl/pem.h>
+#  include <openssl/bio.h>
+#  include <openssl/bn.h>
+#  include <openssl/err.h>
+#  include <openssl/evp.h>
+#  include <openssl/pkcs7.h>
+#  include <openssl/ssl.h>
+#  include <openssl/x509v3.h>
+
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(X509*, X509_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(X509_NAME*, X509_NAME_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_PKEY_CTX*, EVP_PKEY_CTX_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_PKEY*, EVP_PKEY_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_CIPHER_CTX*, EVP_CIPHER_CTX_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EC_POINT*, EC_POINT_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EC_GROUP*, EC_GROUP_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BIGNUM*, BN_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BN_CTX*, BN_CTX_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(ECDSA_SIG*, ECDSA_SIG_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(PKCS7*, PKCS7_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(SSL*, SSL_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BIO*, BIO_free, NULL);
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_MD_CTX*, EVP_MD_CTX_free, NULL);
+
+static inline void sk_X509_free_allp(STACK_OF(X509) **sk) {
+        if (!sk || !*sk)
+                return;
+
+        sk_X509_pop_free(*sk, X509_free);
+}
+
+int openssl_hash(const EVP_MD *alg, const void *msg, size_t msg_len, uint8_t *ret_hash, size_t *ret_hash_len);
+
+int rsa_encrypt_bytes(EVP_PKEY *pkey, const void *decrypted_key, size_t decrypted_key_size, void **ret_encrypt_key, size_t *ret_encrypt_key_size);
+
+int rsa_pkey_to_suitable_key_size(EVP_PKEY *pkey, size_t *ret_suitable_key_size);
+#endif
+
+#if PREFER_OPENSSL
+/* The openssl definition */
+typedef const EVP_MD* hash_md_t;
+typedef const EVP_MD* hash_algorithm_t;
+typedef int elliptic_curve_t;
+typedef EVP_MD_CTX* hash_context_t;
+#  define OPENSSL_OR_GCRYPT(a, b) (a)
+
+#elif HAVE_GCRYPT
+
+#  include <gcrypt.h>
+
+/* The gcrypt definition */
+typedef int hash_md_t;
+typedef const char* hash_algorithm_t;
+typedef const char* elliptic_curve_t;
+typedef gcry_md_hd_t hash_context_t;
+#  define OPENSSL_OR_GCRYPT(a, b) (b)
+#endif
+
+#if PREFER_OPENSSL
+int string_hashsum(const char *s, size_t len, hash_algorithm_t md_algorithm, char **ret);
 
-DEFINE_TRIVIAL_CLEANUP_FUNC(X509*, X509_free);
-DEFINE_TRIVIAL_CLEANUP_FUNC(X509_NAME*, X509_NAME_free);
-DEFINE_TRIVIAL_CLEANUP_FUNC(EVP_PKEY_CTX*, EVP_PKEY_CTX_free);
-DEFINE_TRIVIAL_CLEANUP_FUNC(EVP_CIPHER_CTX*, EVP_CIPHER_CTX_free);
+static inline int string_hashsum_sha224(const char *s, size_t len, char **ret) {
+        return string_hashsum(s, len, EVP_sha224(), ret);
+}
 
+static inline int string_hashsum_sha256(const char *s, size_t len, char **ret) {
+        return string_hashsum(s, len, EVP_sha256(), ret);
+}
 #endif