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-rw-r--r--examples/multi_process/simple_mp/mp_commands.c169
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diff --git a/examples/multi_process/simple_mp/mp_commands.c b/examples/multi_process/simple_mp/mp_commands.c
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+++ b/examples/multi_process/simple_mp/mp_commands.c
@@ -0,0 +1,169 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * version: DPDK.L.1.2.3-3
+ */
+#include <stdint.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <termios.h>
+#include <errno.h>
+#include <sys/queue.h>
+
+#include <rte_common.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_launch.h>
+#include <rte_log.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_ring.h>
+#include <rte_debug.h>
+#include <rte_mempool.h>
+#include <rte_string_fns.h>
+
+#include <cmdline_rdline.h>
+#include <cmdline_parse.h>
+#include <cmdline_parse_string.h>
+#include <cmdline_socket.h>
+#include <cmdline.h>
+#include "mp_commands.h"
+
+/**********************************************************/
+
+struct cmd_send_result {
+ cmdline_fixed_string_t action;
+ cmdline_fixed_string_t message;
+};
+
+static void cmd_send_parsed(void *parsed_result,
+ __attribute__((unused)) struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ void *msg;
+ struct cmd_send_result *res = parsed_result;
+
+ if (rte_mempool_get(message_pool, &msg) < 0)
+ rte_panic("Failed to get message buffer\n");
+ rte_snprintf((char *)msg, string_size, "%s", res->message);
+ if (rte_ring_enqueue(send_ring, msg) < 0) {
+ printf("Failed to send message - message discarded\n");
+ rte_mempool_put(message_pool, msg);
+ }
+}
+
+cmdline_parse_token_string_t cmd_send_action =
+ TOKEN_STRING_INITIALIZER(struct cmd_send_result, action, "send");
+cmdline_parse_token_string_t cmd_send_message =
+ TOKEN_STRING_INITIALIZER(struct cmd_send_result, message, NULL);
+
+cmdline_parse_inst_t cmd_send = {
+ .f = cmd_send_parsed, /* function to call */
+ .data = NULL, /* 2nd arg of func */
+ .help_str = "send a string to another process",
+ .tokens = { /* token list, NULL terminated */
+ (void *)&cmd_send_action,
+ (void *)&cmd_send_message,
+ NULL,
+ },
+};
+
+/**********************************************************/
+
+struct cmd_quit_result {
+ cmdline_fixed_string_t quit;
+};
+
+static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
+ struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ quit = 1;
+ cmdline_quit(cl);
+}
+
+cmdline_parse_token_string_t cmd_quit_quit =
+ TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
+
+cmdline_parse_inst_t cmd_quit = {
+ .f = cmd_quit_parsed, /* function to call */
+ .data = NULL, /* 2nd arg of func */
+ .help_str = "close the application",
+ .tokens = { /* token list, NULL terminated */
+ (void *)&cmd_quit_quit,
+ NULL,
+ },
+};
+
+/**********************************************************/
+
+struct cmd_help_result {
+ cmdline_fixed_string_t help;
+};
+
+static void cmd_help_parsed(__attribute__((unused)) void *parsed_result,
+ struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ cmdline_printf(cl, "Simple demo example of multi-process in RTE\n\n"
+ "This is a readline-like interface that can be used to\n"
+ "send commands to the simple app. Commands supported are:\n\n"
+ "- send [string]\n" "- help\n" "- quit\n\n");
+}
+
+cmdline_parse_token_string_t cmd_help_help =
+ TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
+
+cmdline_parse_inst_t cmd_help = {
+ .f = cmd_help_parsed, /* function to call */
+ .data = NULL, /* 2nd arg of func */
+ .help_str = "show help",
+ .tokens = { /* token list, NULL terminated */
+ (void *)&cmd_help_help,
+ NULL,
+ },
+};
+
+/****** CONTEXT (list of instruction) */
+cmdline_parse_ctx_t simple_mp_ctx[] = {
+ (cmdline_parse_inst_t *)&cmd_send,
+ (cmdline_parse_inst_t *)&cmd_quit,
+ (cmdline_parse_inst_t *)&cmd_help,
+ NULL,
+};