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1 | /* | |
2 | * rdma.c RDMA tool | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version | |
7 | * 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * Authors: Leon Romanovsky <leonro@mellanox.com> | |
10 | */ | |
11 | #ifndef _RDMA_TOOL_H_ | |
12 | #define _RDMA_TOOL_H_ | |
13 | ||
14 | #include <stdlib.h> | |
15 | #include <string.h> | |
16 | #include <errno.h> | |
17 | #include <getopt.h> | |
18 | #include <libmnl/libmnl.h> | |
19 | #include <rdma/rdma_netlink.h> | |
20 | #include <time.h> | |
21 | ||
22 | #include "list.h" | |
23 | #include "utils.h" | |
24 | #include "json_writer.h" | |
25 | ||
26 | #define pr_err(args...) fprintf(stderr, ##args) | |
27 | #define pr_out(args...) fprintf(stdout, ##args) | |
28 | ||
29 | #define RDMA_BITMAP_ENUM(name, bit_no) RDMA_BITMAP_##name = BIT(bit_no), | |
30 | #define RDMA_BITMAP_NAMES(name, bit_no) [bit_no] = #name, | |
31 | ||
32 | struct dev_map { | |
33 | struct list_head list; | |
34 | char *dev_name; | |
35 | uint32_t num_ports; | |
36 | uint32_t idx; | |
37 | }; | |
38 | ||
39 | struct rd { | |
40 | int argc; | |
41 | char **argv; | |
42 | char *filename; | |
43 | bool show_details; | |
44 | struct list_head dev_map_list; | |
45 | uint32_t dev_idx; | |
46 | uint32_t port_idx; | |
47 | struct mnl_socket *nl; | |
48 | struct nlmsghdr *nlh; | |
49 | char *buff; | |
50 | json_writer_t *jw; | |
51 | bool json_output; | |
52 | bool pretty_output; | |
53 | }; | |
54 | ||
55 | struct rd_cmd { | |
56 | const char *cmd; | |
57 | int (*func)(struct rd *rd); | |
58 | }; | |
59 | ||
60 | /* | |
61 | * Parser interface | |
62 | */ | |
63 | bool rd_no_arg(struct rd *rd); | |
64 | void rd_arg_inc(struct rd *rd); | |
65 | ||
66 | char *rd_argv(struct rd *rd); | |
67 | ||
68 | /* | |
69 | * Commands interface | |
70 | */ | |
71 | int cmd_dev(struct rd *rd); | |
72 | int cmd_link(struct rd *rd); | |
73 | int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str); | |
74 | int rd_exec_dev(struct rd *rd, int (*cb)(struct rd *rd)); | |
75 | int rd_exec_link(struct rd *rd, int (*cb)(struct rd *rd), bool strict_port); | |
76 | void rd_free(struct rd *rd); | |
77 | int rd_argc(struct rd *rd); | |
78 | ||
79 | /* | |
80 | * Device manipulation | |
81 | */ | |
82 | struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index); | |
83 | ||
84 | /* | |
85 | * Netlink | |
86 | */ | |
87 | int rd_send_msg(struct rd *rd); | |
88 | int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, uint32_t seq); | |
89 | void rd_prepare_msg(struct rd *rd, uint32_t cmd, uint32_t *seq, uint16_t flags); | |
90 | int rd_dev_init_cb(const struct nlmsghdr *nlh, void *data); | |
91 | int rd_attr_cb(const struct nlattr *attr, void *data); | |
92 | #endif /* _RDMA_TOOL_H_ */ |