blob: dfd1b70b2e149dd8ea9af029836bddfa39c604b4 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
* rdma.c RDMA tool
* Authors: Leon Romanovsky <>
#ifndef _RDMA_TOOL_H_
#define _RDMA_TOOL_H_
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <getopt.h>
#include <netinet/in.h>
#include <libmnl/libmnl.h>
#include <rdma/rdma_netlink.h>
#include <rdma/rdma_user_cm.h>
#include <time.h>
#include <net/if_arp.h>
#include "list.h"
#include "utils.h"
#include "json_writer.h"
#define pr_err(args...) fprintf(stderr, ##args)
#define pr_out(args...) fprintf(stdout, ##args)
#define RDMA_BITMAP_ENUM(name, bit_no) RDMA_BITMAP_##name = BIT(bit_no),
#define RDMA_BITMAP_NAMES(name, bit_no) [bit_no] = #name,
struct filters {
const char *name;
uint8_t is_number:1;
uint8_t is_doit:1;
struct filter_entry {
struct list_head list;
char *key;
char *value;
* This field menas that we can try to issue .doit calback
* on value above. This value can be converted to integer
* with simple atoi(). Otherwise "is_doit" will be false.
uint8_t is_doit:1;
struct dev_map {
struct list_head list;
char *dev_name;
uint32_t num_ports;
uint32_t idx;
struct rd {
int argc;
char **argv;
char *filename;
bool show_details;
bool show_driver_details;
struct list_head dev_map_list;
uint32_t dev_idx;
uint32_t port_idx;
struct mnl_socket *nl;
struct nlmsghdr *nlh;
char *buff;
json_writer_t *jw;
bool json_output;
bool pretty_output;
bool suppress_errors;
struct list_head filter_list;
char *link_name;
char *link_type;
struct rd_cmd {
const char *cmd;
int (*func)(struct rd *rd);
* Parser interface
bool rd_no_arg(struct rd *rd);
void rd_arg_inc(struct rd *rd);
char *rd_argv(struct rd *rd);
* Commands interface
int cmd_dev(struct rd *rd);
int cmd_link(struct rd *rd);
int cmd_res(struct rd *rd);
int cmd_sys(struct rd *rd);
int cmd_stat(struct rd *rd);
int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str);
int rd_exec_dev(struct rd *rd, int (*cb)(struct rd *rd));
int rd_exec_require_dev(struct rd *rd, int (*cb)(struct rd *rd));
int rd_exec_link(struct rd *rd, int (*cb)(struct rd *rd), bool strict_port);
void rd_free(struct rd *rd);
int rd_set_arg_to_devname(struct rd *rd);
int rd_argc(struct rd *rd);
int strcmpx(const char *str1, const char *str2);
* Device manipulation
struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index);
* Filter manipulation
bool rd_doit_index(struct rd *rd, uint32_t *idx);
int rd_build_filter(struct rd *rd, const struct filters valid_filters[]);
bool rd_is_filtered_attr(struct rd *rd, const char *key, uint32_t val,
struct nlattr *attr);
bool rd_is_string_filtered_attr(struct rd *rd, const char *key, const char *val,
struct nlattr *attr);
* Netlink
int rd_send_msg(struct rd *rd);
int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, uint32_t seq);
int rd_sendrecv_msg(struct rd *rd, unsigned int seq);
void rd_prepare_msg(struct rd *rd, uint32_t cmd, uint32_t *seq, uint16_t flags);
int rd_dev_init_cb(const struct nlmsghdr *nlh, void *data);
int rd_attr_cb(const struct nlattr *attr, void *data);
int rd_attr_check(const struct nlattr *attr, int *typep);
* Print helpers
void print_driver_table(struct rd *rd, struct nlattr *tb);
void newline(struct rd *rd);
void newline_indent(struct rd *rd);
void print_on_off(struct rd *rd, const char *key_str, bool on);
#define MAX_LINE_LENGTH 80
#endif /* _RDMA_TOOL_H_ */