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7fc75744c0
An example for the JSON output for two devices system.
root@mtr-leonro:~# rdma link -d -p -j
[{
"ifindex": 1,
"port": 1,
"ifname": "mlx5_0/1",
"subnet_prefix": "fe80:0000:0000:0000",
"lid": 13399,
"sm_lid": 49151,
"lmc": 0,
"state": "ACTIVE",
"physical_state": "LINK_UP",
"caps": ["AUTO_MIG"
]
},{
"ifindex": 2,
"port": 1,
"ifname": "mlx5_1/1",
"subnet_prefix": "fe80:0000:0000:0000",
"lid": 13400,
"sm_lid": 49151,
"lmc": 0,
"state": "ACTIVE",
"physical_state": "LINK_UP",
"caps": ["AUTO_MIG"
]
}
]
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
/*
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* rdma.c RDMA tool
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* Authors: Leon Romanovsky <leonro@mellanox.com>
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*/
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#ifndef _RDMA_TOOL_H_
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#define _RDMA_TOOL_H_
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <getopt.h>
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#include <libmnl/libmnl.h>
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#include <rdma/rdma_netlink.h>
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#include <time.h>
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#include "list.h"
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#include "utils.h"
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#include "json_writer.h"
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#define pr_err(args...) fprintf(stderr, ##args)
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#define pr_out(args...) fprintf(stdout, ##args)
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#define RDMA_BITMAP_ENUM(name, bit_no) RDMA_BITMAP_##name = BIT(bit_no),
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#define RDMA_BITMAP_NAMES(name, bit_no) [bit_no] = #name,
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struct dev_map {
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struct list_head list;
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char *dev_name;
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uint32_t num_ports;
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uint32_t idx;
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};
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struct rd {
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int argc;
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char **argv;
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char *filename;
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bool show_details;
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struct list_head dev_map_list;
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uint32_t dev_idx;
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uint32_t port_idx;
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struct mnl_socket *nl;
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struct nlmsghdr *nlh;
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char *buff;
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json_writer_t *jw;
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bool json_output;
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bool pretty_output;
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};
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struct rd_cmd {
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const char *cmd;
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int (*func)(struct rd *rd);
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};
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/*
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* Parser interface
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*/
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bool rd_no_arg(struct rd *rd);
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void rd_arg_inc(struct rd *rd);
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char *rd_argv(struct rd *rd);
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uint32_t get_port_from_argv(struct rd *rd);
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/*
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* Commands interface
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*/
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int cmd_dev(struct rd *rd);
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int cmd_link(struct rd *rd);
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int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str);
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/*
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* Device manipulation
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*/
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void rd_free_devmap(struct rd *rd);
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struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index);
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struct dev_map *_dev_map_lookup(struct rd *rd, const char *dev_name);
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/*
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* Netlink
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*/
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int rd_send_msg(struct rd *rd);
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int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, uint32_t seq);
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void rd_prepare_msg(struct rd *rd, uint32_t cmd, uint32_t *seq, uint16_t flags);
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int rd_dev_init_cb(const struct nlmsghdr *nlh, void *data);
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int rd_attr_cb(const struct nlattr *attr, void *data);
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#endif /* _RDMA_TOOL_H_ */
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