New upstream version 18.11-rc1

[deb_dpdk.git] / lib / librte_eal / common / rte_option.c

diff --git a/lib/librte_eal/common/rte_option.c b/lib/librte_eal/common/rte_option.c
new file mode 100644 (file)
index 0000000..02d59a8
--- /dev/null
+++ b/lib/librte_eal/common/rte_option.c
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Intel Corporation.
+ */
+
+#include <unistd.h>
+#include <string.h>
+
+#include <rte_eal.h>
+#include <rte_option.h>
+
+#include "eal_private.h"
+
+TAILQ_HEAD(rte_option_list, rte_option);
+
+struct rte_option_list rte_option_list =
+       TAILQ_HEAD_INITIALIZER(rte_option_list);
+
+static struct rte_option *option;
+
+int
+rte_option_parse(const char *opt)
+{
+       /* Check if the option is registered */
+       TAILQ_FOREACH(option, &rte_option_list, next) {
+               if (strcmp(opt, option->opt_str) == 0) {
+                       option->enabled = 1;
+                       return 0;
+               }
+       }
+
+       return -1;
+}
+
+void __rte_experimental
+rte_option_register(struct rte_option *opt)
+{
+       TAILQ_FOREACH(option, &rte_option_list, next) {
+               if (strcmp(opt->opt_str, option->opt_str) == 0)
+                       RTE_LOG(INFO, EAL, "Option %s has already been registered.",
+                                       opt->opt_str);
+                       return;
+       }
+
+       TAILQ_INSERT_HEAD(&rte_option_list, opt, next);
+}
+
+void
+rte_option_init(void)
+{
+       TAILQ_FOREACH(option, &rte_option_list, next) {
+               if (option->enabled)
+                       option->cb();
+       }
+}