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1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ | |
2 | /* | |
3 | * rdma.c RDMA tool | |
4 | * Authors: Leon Romanovsky <leonro@mellanox.com> | |
5 | */ | |
6 | #ifndef _RDMA_TOOL_H_ | |
7 | #define _RDMA_TOOL_H_ | |
8 | ||
9 | #include <stdlib.h> | |
10 | #include <string.h> | |
11 | #include <errno.h> | |
12 | #include <getopt.h> | |
13 | #include <netinet/in.h> | |
14 | #include <libmnl/libmnl.h> | |
15 | #include <rdma/rdma_netlink.h> | |
16 | #include <rdma/rdma_user_cm.h> | |
17 | #include <time.h> | |
18 | #include <net/if_arp.h> | |
19 | ||
20 | #include "list.h" | |
21 | #include "utils.h" | |
22 | #include "json_print.h" | |
23 | ||
24 | #define pr_err(args...) fprintf(stderr, ##args) | |
25 | #define pr_out(args...) fprintf(stdout, ##args) | |
26 | ||
27 | #define RDMA_BITMAP_ENUM(name, bit_no) RDMA_BITMAP_##name = BIT(bit_no), | |
28 | #define RDMA_BITMAP_NAMES(name, bit_no) [bit_no] = #name, | |
29 | ||
30 | #define MAX_NUMBER_OF_FILTERS 64 | |
31 | struct filters { | |
32 | const char *name; | |
33 | uint8_t is_number:1; | |
34 | uint8_t is_doit:1; | |
35 | }; | |
36 | ||
37 | struct filter_entry { | |
38 | struct list_head list; | |
39 | char *key; | |
40 | char *value; | |
41 | /* | |
42 | * This field menas that we can try to issue .doit calback | |
43 | * on value above. This value can be converted to integer | |
44 | * with simple atoi(). Otherwise "is_doit" will be false. | |
45 | */ | |
46 | uint8_t is_doit:1; | |
47 | }; | |
48 | ||
49 | struct dev_map { | |
50 | struct list_head list; | |
51 | char *dev_name; | |
52 | uint32_t num_ports; | |
53 | uint32_t idx; | |
54 | }; | |
55 | ||
56 | struct rd { | |
57 | int argc; | |
58 | char **argv; | |
59 | char *filename; | |
60 | uint8_t show_details:1; | |
61 | uint8_t show_driver_details:1; | |
62 | uint8_t show_raw:1; | |
63 | struct list_head dev_map_list; | |
64 | uint32_t dev_idx; | |
65 | uint32_t port_idx; | |
66 | struct mnl_socket *nl; | |
67 | struct nlmsghdr *nlh; | |
68 | char *buff; | |
69 | json_writer_t *jw; | |
70 | int json_output; | |
71 | int pretty_output; | |
72 | bool suppress_errors; | |
73 | struct list_head filter_list; | |
74 | char *link_name; | |
75 | char *link_type; | |
76 | }; | |
77 | ||
78 | struct rd_cmd { | |
79 | const char *cmd; | |
80 | int (*func)(struct rd *rd); | |
81 | }; | |
82 | ||
83 | /* | |
84 | * Parser interface | |
85 | */ | |
86 | bool rd_no_arg(struct rd *rd); | |
87 | void rd_arg_inc(struct rd *rd); | |
88 | ||
89 | char *rd_argv(struct rd *rd); | |
90 | ||
91 | /* | |
92 | * Commands interface | |
93 | */ | |
94 | int cmd_dev(struct rd *rd); | |
95 | int cmd_link(struct rd *rd); | |
96 | int cmd_res(struct rd *rd); | |
97 | int cmd_sys(struct rd *rd); | |
98 | int cmd_stat(struct rd *rd); | |
99 | int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str); | |
100 | int rd_exec_dev(struct rd *rd, int (*cb)(struct rd *rd)); | |
101 | int rd_exec_require_dev(struct rd *rd, int (*cb)(struct rd *rd)); | |
102 | int rd_exec_link(struct rd *rd, int (*cb)(struct rd *rd), bool strict_port); | |
103 | void rd_free(struct rd *rd); | |
104 | int rd_set_arg_to_devname(struct rd *rd); | |
105 | int rd_argc(struct rd *rd); | |
106 | ||
107 | int strcmpx(const char *str1, const char *str2); | |
108 | ||
109 | /* | |
110 | * Device manipulation | |
111 | */ | |
112 | struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index); | |
113 | ||
114 | /* | |
115 | * Filter manipulation | |
116 | */ | |
117 | bool rd_doit_index(struct rd *rd, uint32_t *idx); | |
118 | int rd_build_filter(struct rd *rd, const struct filters valid_filters[]); | |
119 | bool rd_is_filtered_attr(struct rd *rd, const char *key, uint32_t val, | |
120 | struct nlattr *attr); | |
121 | bool rd_is_string_filtered_attr(struct rd *rd, const char *key, const char *val, | |
122 | struct nlattr *attr); | |
123 | /* | |
124 | * Netlink | |
125 | */ | |
126 | int rd_send_msg(struct rd *rd); | |
127 | int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, uint32_t seq); | |
128 | int rd_sendrecv_msg(struct rd *rd, unsigned int seq); | |
129 | void rd_prepare_msg(struct rd *rd, uint32_t cmd, uint32_t *seq, uint16_t flags); | |
130 | int rd_dev_init_cb(const struct nlmsghdr *nlh, void *data); | |
131 | int rd_attr_cb(const struct nlattr *attr, void *data); | |
132 | int rd_attr_check(const struct nlattr *attr, int *typep); | |
133 | ||
134 | /* | |
135 | * Print helpers | |
136 | */ | |
137 | void print_driver_table(struct rd *rd, struct nlattr *tb); | |
138 | void print_raw_data(struct rd *rd, struct nlattr **nla_line); | |
139 | void newline(struct rd *rd); | |
140 | void newline_indent(struct rd *rd); | |
141 | void print_on_off(struct rd *rd, const char *key_str, bool on); | |
142 | void print_raw_data(struct rd *rd, struct nlattr **nla_line); | |
143 | #define MAX_LINE_LENGTH 80 | |
144 | ||
145 | #endif /* _RDMA_TOOL_H_ */ |