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Blame SOURCES/0007-FAPI-Test-Change-RSA_sign-to-EVP_PKEY_sign.patch

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From 9ca735ab8f71a6b64f31867e55d43f3f5a51bfec Mon Sep 17 00:00:00 2001
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From: Petr Gotthard <petr.gotthard@centrum.cz>
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Date: Sun, 18 Jul 2021 11:54:50 +0200
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Subject: FAPI Test: Change RSA_sign to EVP_PKEY_sign
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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The EVP_PKEY_sign functions are available since OpenSSL 1.0.0.
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The RSA_sign function is deprecated in OpenSSL 3.0.0.
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This PR should work with OpenSSL 1.0.0 through 3.0.0.
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Signed-off-by: Petr Gotthard <petr.gotthard@centrum.cz>
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---
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 test/integration/fapi-ext-public-key.int.c | 38 +++++++++++-----------
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 1 file changed, 19 insertions(+), 19 deletions(-)
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diff --git a/test/integration/fapi-ext-public-key.int.c b/test/integration/fapi-ext-public-key.int.c
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index 363c58b7..971d7897 100644
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--- a/test/integration/fapi-ext-public-key.int.c
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+++ b/test/integration/fapi-ext-public-key.int.c
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@@ -49,7 +49,7 @@ test_fapi_ext_public_key(FAPI_CONTEXT *context)
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     BIO *bufio = NULL;
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     EVP_PKEY *evp_key = NULL;
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-    RSA *rsa_key = NULL;
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+    EVP_PKEY_CTX *ctx = NULL;
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     /* Key will be used for non TPM signature verfication. */
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     char *pubkey_pem =
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@@ -186,10 +186,8 @@ test_fapi_ext_public_key(FAPI_CONTEXT *context)
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     bufio = BIO_new_mem_buf((void *)priv_pem, strlen(priv_pem));
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     evp_key = PEM_read_bio_PrivateKey(bufio, NULL, NULL, NULL);
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-    rsa_key  = EVP_PKEY_get1_RSA(evp_key);
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-
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-    if (!bufio || !evp_key || !rsa_key) {
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+    if (!bufio || !evp_key) {
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         LOG_ERROR("Generation of test key failed.");
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         goto error;
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     }
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@@ -199,10 +197,20 @@ test_fapi_ext_public_key(FAPI_CONTEXT *context)
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         0x25, 0x71, 0x78, 0x50, 0xc2, 0x6c, 0x9c, 0xd0, 0xd8, 0x9d
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     };
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     uint8_t signature[256];
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-    unsigned int  signatureLength = 256;
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+    size_t  signatureLength = 256;
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-    if (!RSA_sign(NID_sha1, digest, 20, signature, &signatureLength, rsa_key)) {
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-        LOG_ERROR("Test RSA_sign failed.");
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+    if ((ctx = EVP_PKEY_CTX_new(evp_key, NULL)) == NULL) {
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+        LOG_ERROR("Test EVP_PKEY_CTX_new failed.");
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+        goto error;
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+    }
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+    if (EVP_PKEY_sign_init(ctx) <= 0
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+            || EVP_PKEY_CTX_set_rsa_padding(ctx, RSA_PKCS1_PADDING) <= 0
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+            || EVP_PKEY_CTX_set_signature_md(ctx, EVP_sha1()) <= 0) {
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+        LOG_ERROR("Test EVP_PKEY_sign_init failed.");
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+        goto error;
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+    }
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+    if (EVP_PKEY_sign(ctx, signature, &signatureLength, digest, 20) <= 0) {
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+        LOG_ERROR("Test EVP_PKEY_sign failed.");
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         goto error;
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     }
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@@ -243,12 +251,8 @@ test_fapi_ext_public_key(FAPI_CONTEXT *context)
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     if (bufio) {
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         BIO_free(bufio);
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     }
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-    if (evp_key) {
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-        EVP_PKEY_free(evp_key);
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-    }
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-    if (rsa_key) {
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-        RSA_free(rsa_key);
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-    }
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+    EVP_PKEY_CTX_free(ctx);
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+    EVP_PKEY_free(evp_key);
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     SAFE_FREE(path_list);
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     SAFE_FREE(cert2);
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     return EXIT_SUCCESS;
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@@ -258,12 +262,8 @@ error:
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     if (bufio) {
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         BIO_free(bufio);
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     }
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-    if (evp_key) {
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-        EVP_PKEY_free(evp_key);
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-    }
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-    if (rsa_key) {
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-        RSA_free(rsa_key);
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-    }
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+    EVP_PKEY_CTX_free(ctx);
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+    EVP_PKEY_free(evp_key);
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     SAFE_FREE(path_list);
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     SAFE_FREE(cert2);
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     return EXIT_FAILURE;
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-- 
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2.26.3
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