When comparing subject names, do not worry about case.

Author: anhu

src/x509.c

@@ -11159,7 +11159,7 @@ int wolfSSL_i2d_X509_NAME(WOLFSSL_X509_NAME* name, unsigned char** out)
         _x = (x->name && *x->name) ? x->name : x->staticName;
         _y = (y->name && *y->name) ? y->name : y->staticName;
 
-        return XSTRNCMP(_x, _y, x->sz); /* y sz is the same */
+        return XSTRNCASECMP(_x, _y, x->sz); /* y sz is the same */
     }
 
 #ifndef NO_BIO

tests/api.c

@@ -12266,6 +12266,16 @@ static int test_wolfSSL_PKCS12(void)
     ExpectIntEQ(wolfSSL_X509_NAME_cmp((const WOLFSSL_X509_NAME*)subject,
             (const WOLFSSL_X509_NAME*)wolfSSL_X509_get_subject_name(x509)), 0);
 
+    /* modify case and compare subject from certificate in ca to expected.
+     * The first bit of the name is:
+     * /C=US/ST=Washington
+     * So we'll change subject->name[1] to 'c' (lower case) */
+    if (subject != NULL) {
+        subject->name[1] = 'c';
+        ExpectIntEQ(wolfSSL_X509_NAME_cmp((const WOLFSSL_X509_NAME*)subject,
+            (const WOLFSSL_X509_NAME*)wolfSSL_X509_get_subject_name(x509)), 0);
+    }
+
     EVP_PKEY_free(pkey);
     pkey = NULL;
     X509_free(x509);