rsa: add ossl_ prefix to internal rsa_ calls.

The functions being:
    rsa_check_crt_components, rsa_check_key, rsa_check_pminusq_diff,
    rsa_check_prime_factor, rsa_check_prime_factor_range,
    rsa_check_private_exponent, rsa_check_public_exponent,
    rsa_digestinfo_encoding, rsa_fips186_4_gen_prob_primes, rsa_fromdata,
    rsa_get0_all_params, rsa_get0_libctx, rsa_get0_pss_params_30,
    rsa_get_lcm, rsa_mgf_nid2name, rsa_mp_coeff_names, rsa_mp_exp_names,
    rsa_mp_factor_names, rsa_new_with_ctx, rsa_oaeppss_md2nid,
    rsa_oaeppss_nid2name, rsa_padding_add_PKCS1_OAEP_mgf1_with_libctx,
    rsa_padding_add_PKCS1_type_2_with_libctx,
    rsa_padding_add_SSLv23_with_libctx, rsa_padding_check_PKCS1_type_2_TLS,
    rsa_pkey_method, rsa_pss_params_30_copy, rsa_pss_params_30_fromdata,
    rsa_pss_params_30_hashalg, rsa_pss_params_30_is_unrestricted,
    rsa_pss_params_30_maskgenalg, rsa_pss_params_30_maskgenhashalg,
    rsa_pss_params_30_saltlen, rsa_pss_params_30_set_defaults,
    rsa_pss_params_30_set_hashalg, rsa_pss_params_30_set_maskgenalg,
    rsa_pss_params_30_set_maskgenhashalg, rsa_pss_params_30_set_saltlen,
    rsa_pss_params_30_set_trailerfield, rsa_pss_params_30_todata,
    rsa_pss_params_30_trailerfield, rsa_pss_pkey_method, rsa_set0_all_params,
    rsa_sp800_56b_check_keypair, rsa_sp800_56b_check_private,
    rsa_sp800_56b_check_public, rsa_sp800_56b_derive_params_from_pq,
    rsa_sp800_56b_generate_key, rsa_sp800_56b_pairwise_test,
    rsa_sp800_56b_validate_strength, rsa_todata, rsa_validate_pairwise,
    rsa_validate_private and rsa_validate_public.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/13040)

3 files changed, 14 insertions, 13 deletions

diff --git a/providers/common/der/der_rsa_key.c b/providers/common/der/der_rsa_key.c
index 6e8a37699d..a20c334b23 100644
--- a/providers/common/der/der_rsa_key.c
+++ b/providers/common/der/der_rsa_key.c
@@ -242,8 +242,8 @@ static const unsigned char der_aid_mgf1SHA512_256Identifier[] = {
 static int DER_w_MaskGenAlgorithm(WPACKET *pkt, int tag,
                                   const RSA_PSS_PARAMS_30 *pss)
 {
-    if (pss != NULL && rsa_pss_params_30_maskgenalg(pss) == NID_mgf1) {
-        int maskgenhashalg_nid = rsa_pss_params_30_maskgenhashalg(pss);
+    if (pss != NULL && ossl_rsa_pss_params_30_maskgenalg(pss) == NID_mgf1) {
+        int maskgenhashalg_nid = ossl_rsa_pss_params_30_maskgenhashalg(pss);
         const unsigned char *maskgenalg = NULL;
         size_t maskgenalg_sz = 0;
 
@@ -292,17 +292,18 @@ int ossl_DER_w_RSASSA_PSS_params(WPACKET *pkt, int tag,
      * intent.  Therefore, we assert that here, the PSS parameters must show
      * that the key is restricted.
      */
-    if (!ossl_assert(pss != NULL && !rsa_pss_params_30_is_unrestricted(pss)))
+    if (!ossl_assert(pss != NULL
+                     && !ossl_rsa_pss_params_30_is_unrestricted(pss)))
         return 0;
 
-    hashalg_nid = rsa_pss_params_30_hashalg(pss);
-    saltlen = rsa_pss_params_30_saltlen(pss);
-    trailerfield = rsa_pss_params_30_trailerfield(pss);
+    hashalg_nid = ossl_rsa_pss_params_30_hashalg(pss);
+    saltlen = ossl_rsa_pss_params_30_saltlen(pss);
+    trailerfield = ossl_rsa_pss_params_30_trailerfield(pss);
 
     /* Getting default values */
-    default_hashalg_nid = rsa_pss_params_30_hashalg(NULL);
-    default_saltlen = rsa_pss_params_30_saltlen(NULL);
-    default_trailerfield = rsa_pss_params_30_trailerfield(NULL);
+    default_hashalg_nid = ossl_rsa_pss_params_30_hashalg(NULL);
+    default_saltlen = ossl_rsa_pss_params_30_saltlen(NULL);
+    default_trailerfield = ossl_rsa_pss_params_30_trailerfield(NULL);
 
     /*
      * From https://tools.ietf.org/html/rfc8017#appendix-A.2.1:
@@ -354,7 +355,7 @@ int ossl_DER_w_algorithmIdentifier_RSA(WPACKET *pkt, int tag, RSA *rsa)
     int rsa_nid = NID_undef;
     const unsigned char *rsa_oid = NULL;
     size_t rsa_oid_sz = 0;
-    RSA_PSS_PARAMS_30 *pss_params = rsa_get0_pss_params_30(rsa);
+    RSA_PSS_PARAMS_30 *pss_params = ossl_rsa_get0_pss_params_30(rsa);
 
     switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
     case RSA_FLAG_TYPE_RSA:
@@ -368,7 +369,7 @@ int ossl_DER_w_algorithmIdentifier_RSA(WPACKET *pkt, int tag, RSA *rsa)
 
     return ossl_DER_w_begin_sequence(pkt, tag)
         && (rsa_nid != NID_rsassaPss
-            || rsa_pss_params_30_is_unrestricted(pss_params)
+            || ossl_rsa_pss_params_30_is_unrestricted(pss_params)
             || ossl_DER_w_RSASSA_PSS_params(pkt, -1, pss_params))
         && ossl_DER_w_precompiled(pkt, -1, rsa_oid, rsa_oid_sz)
         && ossl_DER_w_end_sequence(pkt, tag);
diff --git a/providers/common/include/prov/securitycheck.h b/providers/common/include/prov/securitycheck.h
index 0d3b9e8bac..8ab3370263 100644
--- a/providers/common/include/prov/securitycheck.h
+++ b/providers/common/include/prov/securitycheck.h
@@ -8,7 +8,7 @@
  */
 
 /* Functions that are common */
-int rsa_check_key(const RSA *rsa, int protect);
+int ossl_rsa_check_key(const RSA *rsa, int protect);
 int ec_check_key(const EC_KEY *ec, int protect);
 int dsa_check_key(const DSA *dsa, int sign);
 int dh_check_key(const DH *dh);
diff --git a/providers/common/securitycheck.c b/providers/common/securitycheck.c
index 9a425fb630..a95fa9dda9 100644
--- a/providers/common/securitycheck.c
+++ b/providers/common/securitycheck.c
@@ -25,7 +25,7 @@
  * Set protect = 1 for encryption or signing operations, or 0 otherwise. See
  * https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-131Ar2.pdf.
  */
-int rsa_check_key(const RSA *rsa, int protect)
+int ossl_rsa_check_key(const RSA *rsa, int protect)
 {
 #if !defined(OPENSSL_NO_FIPS_SECURITYCHECKS)
     if (securitycheck_enabled()) {