diff --git a/daemon/call_interfaces.c b/daemon/call_interfaces.c
index 0356539e5..4da60ebfd 100644
--- a/daemon/call_interfaces.c
+++ b/daemon/call_interfaces.c
@@ -2298,18 +2298,18 @@ const char *call_delete_ng(ng_parser_ctx_t *ctx) {
 	ctx->parser->dict_get_str(input, "to-tag", &totag);
 	ctx->parser->dict_get_str(input, "via-branch", &viabranch);
 
-	flags = bencode_dictionary_get_expect(input, "flags", BENCODE_LIST);
+	flags = ctx->parser->dict_get_expect(input, "flags", BENCODE_LIST);
 	if (flags) {
 		for (it = flags->child; it; it = it->sibling) {
-			if (!bencode_strcmp(it, "fatal"))
+			if (!ctx->parser->strcmp(it, "fatal"))
 				fatal = true;
-			else if (!bencode_strcmp(it, "discard-recording"))
+			else if (!ctx->parser->strcmp(it, "discard-recording"))
 				discard = true;
 		}
 	}
-	delete_delay = bencode_dictionary_get_int_str(input, "delete-delay", -1);
+	delete_delay = ctx->parser->dict_get_int_str(input, "delete-delay", -1);
 	if (delete_delay == -1)
-		delete_delay = bencode_dictionary_get_int_str(input, "delete delay", -1);
+		delete_delay = ctx->parser->dict_get_int_str(input, "delete delay", -1);
 
 	call_t *c = call_get(&callid);
 	if (!c)
@@ -2785,7 +2785,7 @@ const char *call_list_ng(ng_parser_ctx_t *ctx) {
 	bencode_item_t *input = ctx->req;
 	bencode_item_t *output = ctx->resp;
 
-	limit = bencode_dictionary_get_int_str(input, "limit", 32);
+	limit = ctx->parser->dict_get_int_str(input, "limit", 32);
 
 	if (limit < 0) {
 		return "invalid limit, must be >= 0";
@@ -2863,7 +2863,7 @@ static void stop_recording_fn(ng_parser_ctx_t *ctx, call_t *call) {
 		}
 	}
 	// ... or `flags=[pause]`
-	bencode_item_t *item = bencode_dictionary_get_expect(input, "flags", BENCODE_LIST);
+	bencode_item_t *item = ctx->parser->dict_get_expect(input, "flags", BENCODE_LIST);
 	if (item) {
 		for (bencode_item_t *child = item->child; child; child = child->sibling) {
 			if (bencode_strcmp(child, "pause") == 0) {
diff --git a/daemon/control_ng.c b/daemon/control_ng.c
index 179e36d2e..a0fdb12a9 100644
--- a/daemon/control_ng.c
+++ b/daemon/control_ng.c
@@ -145,12 +145,15 @@ const ng_parser_t ng_parser_native = {
 	.is_list = bencode_is_list,
 	.list_iter = bencode_list_iter,
 	.get_str = bencode_get_str,
+	.strcmp = bencode_strcmp,
 	.get_int_str = bencode_get_integer_str,
 	.is_int = bencode_is_int,
 	.get_int = bencode_get_int,
 	.is_dict = bencode_is_dict,
 	.dict = __bencode_dict,
 	.dict_get_str = bencode_dictionary_get_str,
+	.dict_get_int_str = bencode_dictionary_get_int_str,
+	.dict_get_expect = bencode_dictionary_get_expect,
 	.dict_add = bencode_dictionary_add,
 	.dict_add_string = bencode_dictionary_add_string,
 	.dict_add_str = bencode_dictionary_add_str,
@@ -170,12 +173,15 @@ const ng_parser_t ng_parser_json = {
 	.is_list = bencode_is_list,
 	.list_iter = bencode_list_iter,
 	.get_str = bencode_get_str,
+	.strcmp = bencode_strcmp,
 	.get_int_str = bencode_get_integer_str,
 	.is_int = bencode_is_int,
 	.get_int = bencode_get_int,
 	.is_dict = bencode_is_dict,
 	.dict = __bencode_dict,
 	.dict_get_str = bencode_dictionary_get_str,
+	.dict_get_int_str = bencode_dictionary_get_int_str,
+	.dict_get_expect = bencode_dictionary_get_expect,
 	.dict_add = bencode_dictionary_add,
 	.dict_add_string = bencode_dictionary_add_string,
 	.dict_add_str = bencode_dictionary_add_str,
diff --git a/include/control_ng.h b/include/control_ng.h
index db0145057..aa7a35989 100644
--- a/include/control_ng.h
+++ b/include/control_ng.h
@@ -122,12 +122,15 @@ struct ng_parser {
 			void (*item_callback)(ng_parser_ctx_t *, bencode_item_t *, helper_arg),
 			helper_arg);
 	str *(*get_str)(bencode_item_t *, str *s);
+	int (*strcmp)(bencode_item_t *, const char *);
 	long long (*get_int_str)(bencode_item_t *, long long def);
 	bool (*is_int)(bencode_item_t *);
 	long long (*get_int)(bencode_item_t *);
 	bool (*is_dict)(bencode_item_t *);
 	bencode_item_t *(*dict)(ng_parser_ctx_t *);
 	char *(*dict_get_str)(bencode_item_t *, const char *, str *);
+	long long (*dict_get_int_str)(bencode_item_t *, const char *, long long def);
+	bencode_item_t *(*dict_get_expect)(bencode_item_t *, const char *, bencode_type_t);
 	bencode_item_t *(*dict_add)(bencode_item_t *, const char *, bencode_item_t *);
 	void (*dict_add_string)(bencode_item_t *, const char *, const char *);
 	void (*dict_add_str)(bencode_item_t *, const char *, const str *);