144 lines
3.0 KiB
C
144 lines
3.0 KiB
C
/*
|
|
* rdma.c RDMA tool
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*
|
|
* Authors: Leon Romanovsky <leonro@mellanox.com>
|
|
*/
|
|
|
|
#include "rdma.h"
|
|
#include "SNAPSHOT.h"
|
|
|
|
static void help(char *name)
|
|
{
|
|
pr_out("Usage: %s [ OPTIONS ] OBJECT { COMMAND | help }\n"
|
|
"where OBJECT := { dev | link | help }\n"
|
|
" OPTIONS := { -V[ersion] | -d[etails] | -j[son] | -p[retty]}\n", name);
|
|
}
|
|
|
|
static int cmd_help(struct rd *rd)
|
|
{
|
|
help(rd->filename);
|
|
return 0;
|
|
}
|
|
|
|
static int rd_cmd(struct rd *rd)
|
|
{
|
|
const struct rd_cmd cmds[] = {
|
|
{ NULL, cmd_help },
|
|
{ "help", cmd_help },
|
|
{ "dev", cmd_dev },
|
|
{ "link", cmd_link },
|
|
{ 0 }
|
|
};
|
|
|
|
return rd_exec_cmd(rd, cmds, "object");
|
|
}
|
|
|
|
static int rd_init(struct rd *rd, int argc, char **argv, char *filename)
|
|
{
|
|
uint32_t seq;
|
|
int ret;
|
|
|
|
rd->filename = filename;
|
|
rd->argc = argc;
|
|
rd->argv = argv;
|
|
INIT_LIST_HEAD(&rd->dev_map_list);
|
|
|
|
if (rd->json_output) {
|
|
rd->jw = jsonw_new(stdout);
|
|
if (!rd->jw) {
|
|
pr_err("Failed to create JSON writer\n");
|
|
return -ENOMEM;
|
|
}
|
|
jsonw_pretty(rd->jw, rd->pretty_output);
|
|
}
|
|
|
|
rd->buff = malloc(MNL_SOCKET_BUFFER_SIZE);
|
|
if (!rd->buff)
|
|
return -ENOMEM;
|
|
|
|
rd_prepare_msg(rd, RDMA_NLDEV_CMD_GET,
|
|
&seq, (NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP));
|
|
ret = rd_send_msg(rd);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return rd_recv_msg(rd, rd_dev_init_cb, rd, seq);
|
|
}
|
|
|
|
static void rd_free(struct rd *rd)
|
|
{
|
|
if (rd->json_output)
|
|
jsonw_destroy(&rd->jw);
|
|
free(rd->buff);
|
|
rd_free_devmap(rd);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
static const struct option long_options[] = {
|
|
{ "version", no_argument, NULL, 'V' },
|
|
{ "help", no_argument, NULL, 'h' },
|
|
{ "json", no_argument, NULL, 'j' },
|
|
{ "pretty", no_argument, NULL, 'p' },
|
|
{ "details", no_argument, NULL, 'd' },
|
|
{ NULL, 0, NULL, 0 }
|
|
};
|
|
bool pretty_output = false;
|
|
bool show_details = false;
|
|
bool json_output = false;
|
|
char *filename;
|
|
struct rd rd;
|
|
int opt;
|
|
int err;
|
|
|
|
filename = basename(argv[0]);
|
|
|
|
while ((opt = getopt_long(argc, argv, "Vhdpj",
|
|
long_options, NULL)) >= 0) {
|
|
switch (opt) {
|
|
case 'V':
|
|
printf("%s utility, iproute2-ss%s\n",
|
|
filename, SNAPSHOT);
|
|
return EXIT_SUCCESS;
|
|
case 'p':
|
|
pretty_output = true;
|
|
break;
|
|
case 'd':
|
|
show_details = true;
|
|
break;
|
|
case 'j':
|
|
json_output = true;
|
|
break;
|
|
case 'h':
|
|
help(filename);
|
|
return EXIT_SUCCESS;
|
|
default:
|
|
pr_err("Unknown option.\n");
|
|
help(filename);
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
rd.show_details = show_details;
|
|
rd.json_output = json_output;
|
|
rd.pretty_output = pretty_output;
|
|
|
|
err = rd_init(&rd, argc, argv, filename);
|
|
if (err)
|
|
goto out;
|
|
|
|
err = rd_cmd(&rd);
|
|
out:
|
|
/* Always cleanup */
|
|
rd_free(&rd);
|
|
return err ? EXIT_FAILURE : EXIT_SUCCESS;
|
|
}
|