Rename OSSL_ENCODER_CTX_new_by_EVP_PKEY and OSSL_DECODER_CTX_new_by_EVP_PKEY

Additional renames done in encoder and decoder implementation
to follow the style.

Fixes #13622

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14155)
diff --git a/test/endecode_test.c b/test/endecode_test.c
index 178d0ca..b5da47d 100644
--- a/test/endecode_test.c
+++ b/test/endecode_test.c
@@ -198,10 +198,10 @@
     const unsigned char *upass = (const unsigned char *)pass;
     int ok = 0;
 
-    if (!TEST_ptr(ectx = OSSL_ENCODER_CTX_new_by_EVP_PKEY(pkey, selection,
-                                                          output_type,
-                                                          output_structure,
-                                                          NULL))
+    if (!TEST_ptr(ectx = OSSL_ENCODER_CTX_new_for_pkey(pkey, selection,
+                                                       output_type,
+                                                       output_structure,
+                                                       NULL))
         || !TEST_int_gt(OSSL_ENCODER_CTX_get_num_encoders(ectx), 0)
         || (pass != NULL
             && !TEST_true(OSSL_ENCODER_CTX_set_passphrase(ectx, upass,
@@ -256,12 +256,12 @@
         const char *testtype = (i == 0) ? input_type
                                         : ((i == 1) ? NULL : badtype);
 
-        if (!TEST_ptr(dctx = OSSL_DECODER_CTX_new_by_EVP_PKEY(&testpkey,
-                                                              testtype,
-                                                              NULL,
-                                                              keytype,
-                                                              selection,
-                                                              NULL, NULL))
+        if (!TEST_ptr(dctx = OSSL_DECODER_CTX_new_for_pkey(&testpkey,
+                                                           testtype,
+                                                           NULL,
+                                                           keytype,
+                                                           selection,
+                                                           NULL, NULL))
             || (pass != NULL
                 && !OSSL_DECODER_CTX_set_passphrase(dctx, upass, strlen(pass)))
             || !TEST_int_gt(BIO_reset(encoded_bio), 0)
diff --git a/test/endecoder_legacy_test.c b/test/endecoder_legacy_test.c
index ffaa25d..64bbea0 100644
--- a/test/endecoder_legacy_test.c
+++ b/test/endecoder_legacy_test.c
@@ -317,9 +317,9 @@
         goto end;
 
     if (!TEST_ptr(ectx =
-                  OSSL_ENCODER_CTX_new_by_EVP_PKEY(provided_pkey, selection,
-                                                   "PEM", structure,
-                                                   NULL))
+                  OSSL_ENCODER_CTX_new_for_pkey(provided_pkey, selection,
+                                                "PEM", structure,
+                                                NULL))
         || !TEST_true(OSSL_ENCODER_to_bio(ectx, membio_provided))
         || !TEST_true(pem_write_bio(membio_legacy, legacy_key,
                                    NULL, NULL, 0, NULL, NULL))
@@ -331,10 +331,10 @@
 
         if (!TEST_ptr(decoded_legacy_pkey = EVP_PKEY_new())
             || !TEST_ptr(dctx =
-                         OSSL_DECODER_CTX_new_by_EVP_PKEY(&decoded_provided_pkey,
-                                                          "PEM", structure,
-                                                          keytype, selection,
-                                                          NULL, NULL))
+                         OSSL_DECODER_CTX_new_for_pkey(&decoded_provided_pkey,
+                                                       "PEM", structure,
+                                                       keytype, selection,
+                                                       NULL, NULL))
             || !TEST_true(OSSL_DECODER_from_bio(dctx, membio_provided))
             || !TEST_ptr(decoded_legacy_key =
                          pem_read_bio(membio_legacy, NULL, NULL, NULL))
@@ -385,9 +385,9 @@
         goto end;
 
     if (!TEST_ptr(ectx =
-                  OSSL_ENCODER_CTX_new_by_EVP_PKEY(provided_pkey, selection,
-                                                   "PEM", structure,
-                                                   NULL))
+                  OSSL_ENCODER_CTX_new_for_pkey(provided_pkey, selection,
+                                                "PEM", structure,
+                                                NULL))
         || !TEST_true(OSSL_ENCODER_to_bio(ectx, membio_provided))
         || !TEST_true(pem_write_bio(membio_legacy, legacy_key))
         || !test_membio_str_eq(membio_provided, membio_legacy))
@@ -398,10 +398,10 @@
 
         if (!TEST_ptr(decoded_legacy_pkey = EVP_PKEY_new())
             || !TEST_ptr(dctx =
-                         OSSL_DECODER_CTX_new_by_EVP_PKEY(&decoded_provided_pkey,
-                                                          "PEM", structure,
-                                                          keytype, selection,
-                                                          NULL, NULL))
+                         OSSL_DECODER_CTX_new_for_pkey(&decoded_provided_pkey,
+                                                       "PEM", structure,
+                                                       keytype, selection,
+                                                       NULL, NULL))
             || !TEST_true(OSSL_DECODER_from_bio(dctx, membio_provided))
             || !TEST_ptr(decoded_legacy_key =
                          pem_read_bio(membio_legacy, NULL, NULL, NULL))
@@ -450,9 +450,9 @@
     EVP_PKEY *decoded_provided_pkey = NULL;
 
     if (!TEST_ptr(ectx =
-                 OSSL_ENCODER_CTX_new_by_EVP_PKEY(provided_pkey, selection,
-                                                  "DER", structure,
-                                                  NULL))
+                 OSSL_ENCODER_CTX_new_for_pkey(provided_pkey, selection,
+                                               "DER", structure,
+                                               NULL))
         || !TEST_true(OSSL_ENCODER_to_data(ectx,
                                           &der_provided, &der_provided_len))
         || !TEST_size_t_gt(der_legacy_len = i2d(legacy_key, &der_legacy), 0)
@@ -465,10 +465,10 @@
 
         if (!TEST_ptr(decoded_legacy_pkey = EVP_PKEY_new())
             || !TEST_ptr(dctx =
-                         OSSL_DECODER_CTX_new_by_EVP_PKEY(&decoded_provided_pkey,
-                                                          "DER", structure,
-                                                          keytype, selection,
-                                                          NULL, NULL))
+                         OSSL_DECODER_CTX_new_for_pkey(&decoded_provided_pkey,
+                                                       "DER", structure,
+                                                       keytype, selection,
+                                                       NULL, NULL))
             || !TEST_true((pder_provided = der_provided,
                            tmp_size = der_provided_len,
                            OSSL_DECODER_from_data(dctx, &pder_provided,
diff --git a/test/evp_extra_test.c b/test/evp_extra_test.c
index b3f2ec6..2d32eb9 100644
--- a/test/evp_extra_test.c
+++ b/test/evp_extra_test.c
@@ -419,8 +419,8 @@
     const unsigned char **pdata = &data;
     EVP_PKEY *pkey = NULL;
     OSSL_DECODER_CTX *dctx =
-        OSSL_DECODER_CTX_new_by_EVP_PKEY(&pkey, "DER", NULL, keytype, 0,
-                                         testctx, NULL);
+        OSSL_DECODER_CTX_new_for_pkey(&pkey, "DER", NULL, keytype, 0,
+                                      testctx, NULL);
 
     /* |pkey| will be NULL on error */
     (void)OSSL_DECODER_from_data(dctx, pdata, &data_len);
diff --git a/test/evp_libctx_test.c b/test/evp_libctx_test.c
index 0b8ea1c..302ec2c 100644
--- a/test/evp_libctx_test.c
+++ b/test/evp_libctx_test.c
@@ -474,10 +474,10 @@
         || !TEST_true(EVP_PKEY_CTX_set_rsa_keygen_bits(keygen_ctx, bits))
         || !TEST_int_gt(EVP_PKEY_keygen(keygen_ctx, priv), 0)
         || !TEST_ptr(ectx =
-                     OSSL_ENCODER_CTX_new_by_EVP_PKEY(*priv,
-                                                      EVP_PKEY_PUBLIC_KEY,
-                                                      "DER", "type-specific",
-                                                      NULL))
+                     OSSL_ENCODER_CTX_new_for_pkey(*priv,
+                                                   EVP_PKEY_PUBLIC_KEY,
+                                                   "DER", "type-specific",
+                                                   NULL))
         || !TEST_true(OSSL_ENCODER_to_data(ectx, &pub_der, &len)))
         goto err;
     pp = pub_der;
diff --git a/test/evp_pkey_provided_test.c b/test/evp_pkey_provided_test.c
index 85ae542..62a9346 100644
--- a/test/evp_pkey_provided_test.c
+++ b/test/evp_pkey_provided_test.c
@@ -219,10 +219,10 @@
 
     /* Make a context, it's valid for several prints */
     TEST_note("Setting up a OSSL_ENCODER context with passphrase");
-    if (!TEST_ptr(ctx = OSSL_ENCODER_CTX_new_by_EVP_PKEY(pk, selection,
-                                                         output_type,
-                                                         output_structure,
-                                                         NULL))
+    if (!TEST_ptr(ctx = OSSL_ENCODER_CTX_new_for_pkey(pk, selection,
+                                                      output_type,
+                                                      output_structure,
+                                                      NULL))
         /* Check that this operation is supported */
         || !TEST_int_ne(OSSL_ENCODER_CTX_get_num_encoders(ctx), 0))
         goto err;