Add and use HAS_PREFIX() and CHECK_AND_SKIP_PREFIX() for checking if string has liter...

[openssl.git] / providers / implementations / storemgmt / file_store.c

diff --git a/providers/implementations/storemgmt/file_store.c b/providers/implementations/storemgmt/file_store.c
index 34cb70fdf838c3c3c4411a22717ec9d7a2373cd3..1059c1217d9503b16e3324816c59a4b4d5201112 100644 (file)
--- a/providers/implementations/storemgmt/file_store.c
+++ b/providers/implementations/storemgmt/file_store.c
@@ -223,13 +223,11 @@ static void *file_open(void *provctx, const char *uri)
     if (strncasecmp(uri, "file:", 5) == 0) {
         const char *p = &uri[5];
 
-        if (strncmp(&uri[5], "//", 2) == 0) {
+        if (CHECK_AND_SKIP_PREFIX(p, "//")) {
             path_data_n--;           /* Invalidate using the full URI */
-            if (strncasecmp(&uri[7], "localhost/", 10) == 0) {
-                p = &uri[16];
-            } else if (uri[7] == '/') {
-                p = &uri[7];
-            } else {
+            if (strncasecmp(p, "localhost/", 10) == 0) {
+                p += sizeof("localhost") - 1;
+            } else if (*p != '/') {
                 ERR_clear_last_mark();
                 ERR_raise(ERR_LIB_PROV, PROV_R_URI_AUTHORITY_UNSUPPORTED);
                 return NULL;