1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
12 #include <sys/queue.h>
14 #include <rte_common.h>
15 #include <rte_memory.h>
17 #include <rte_atomic.h>
18 #include <rte_branch_prediction.h>
19 #include <rte_launch.h>
21 #include <rte_per_lcore.h>
22 #include <rte_lcore.h>
24 #include <rte_debug.h>
25 #include <rte_mempool.h>
26 #include <rte_string_fns.h>
28 #include <cmdline_rdline.h>
29 #include <cmdline_parse.h>
30 #include <cmdline_parse_string.h>
31 #include <cmdline_socket.h>
33 #include "mp_commands.h"
35 /**********************************************************/
37 struct cmd_send_result {
38 cmdline_fixed_string_t action;
39 cmdline_fixed_string_t message;
42 static void cmd_send_parsed(void *parsed_result,
43 __rte_unused struct cmdline *cl,
44 __rte_unused void *data)
47 struct cmd_send_result *res = parsed_result;
49 if (rte_mempool_get(message_pool, &msg) < 0)
50 rte_panic("Failed to get message buffer\n");
51 strlcpy((char *)msg, res->message, STR_TOKEN_SIZE);
52 if (rte_ring_enqueue(send_ring, msg) < 0) {
53 printf("Failed to send message - message discarded\n");
54 rte_mempool_put(message_pool, msg);
58 cmdline_parse_token_string_t cmd_send_action =
59 TOKEN_STRING_INITIALIZER(struct cmd_send_result, action, "send");
60 cmdline_parse_token_string_t cmd_send_message =
61 TOKEN_STRING_INITIALIZER(struct cmd_send_result, message, NULL);
63 cmdline_parse_inst_t cmd_send = {
64 .f = cmd_send_parsed, /* function to call */
65 .data = NULL, /* 2nd arg of func */
66 .help_str = "send a string to another process",
67 .tokens = { /* token list, NULL terminated */
68 (void *)&cmd_send_action,
69 (void *)&cmd_send_message,
74 /**********************************************************/
76 struct cmd_quit_result {
77 cmdline_fixed_string_t quit;
80 static void cmd_quit_parsed(__rte_unused void *parsed_result,
82 __rte_unused void *data)
88 cmdline_parse_token_string_t cmd_quit_quit =
89 TOKEN_STRING_INITIALIZER(struct cmd_quit_result, quit, "quit");
91 cmdline_parse_inst_t cmd_quit = {
92 .f = cmd_quit_parsed, /* function to call */
93 .data = NULL, /* 2nd arg of func */
94 .help_str = "close the application",
95 .tokens = { /* token list, NULL terminated */
96 (void *)&cmd_quit_quit,
101 /**********************************************************/
103 struct cmd_help_result {
104 cmdline_fixed_string_t help;
107 static void cmd_help_parsed(__rte_unused void *parsed_result,
109 __rte_unused void *data)
111 cmdline_printf(cl, "Simple demo example of multi-process in RTE\n\n"
112 "This is a readline-like interface that can be used to\n"
113 "send commands to the simple app. Commands supported are:\n\n"
114 "- send [string]\n" "- help\n" "- quit\n\n");
117 cmdline_parse_token_string_t cmd_help_help =
118 TOKEN_STRING_INITIALIZER(struct cmd_help_result, help, "help");
120 cmdline_parse_inst_t cmd_help = {
121 .f = cmd_help_parsed, /* function to call */
122 .data = NULL, /* 2nd arg of func */
123 .help_str = "show help",
124 .tokens = { /* token list, NULL terminated */
125 (void *)&cmd_help_help,
130 /****** CONTEXT (list of instruction) */
131 cmdline_parse_ctx_t simple_mp_ctx[] = {
132 (cmdline_parse_inst_t *)&cmd_send,
133 (cmdline_parse_inst_t *)&cmd_quit,
134 (cmdline_parse_inst_t *)&cmd_help,