rdma/rdma.h

   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
  25 #define pr_err(args...) fprintf(stderr, ##args)
  26 #define pr_out(args...) fprintf(stdout, ##args)
  27
  28 #define RDMA_BITMAP_ENUM(name, bit_no) RDMA_BITMAP_##name = BIT(bit_no),
  29 #define RDMA_BITMAP_NAMES(name, bit_no) [bit_no] = #name,
  30
  31 struct dev_map {
  32         struct list_head list;
  33         char *dev_name;
  34         uint32_t num_ports;
  35         uint32_t idx;
  36 };
  37
  38 struct rd {
  39         int argc;
  40         char **argv;
  41         char *filename;
  42         bool show_details;
  43         struct list_head dev_map_list;
  44         uint32_t dev_idx;
  45         uint32_t port_idx;
  46         struct mnl_socket *nl;
  47         struct nlmsghdr *nlh;
  48         char *buff;
  49 };
  50
  51 struct rd_cmd {
  52         const char *cmd;
  53         int (*func)(struct rd *rd);
  54 };
  55
  56 /*
  57  * Parser interface
  58  */
  59 bool rd_no_arg(struct rd *rd);
  60 void rd_arg_inc(struct rd *rd);
  61
  62 char *rd_argv(struct rd *rd);
  63 uint32_t get_port_from_argv(struct rd *rd);
  64
  65 void rd_print_u64(char *name, uint64_t val);
  66 /*
  67  * Commands interface
  68  */
  69 int cmd_dev(struct rd *rd);
  70 int cmd_link(struct rd *rd);
  71 int rd_exec_cmd(struct rd *rd, const struct rd_cmd *c, const char *str);
  72
  73 /*
  74  * Device manipulation
  75  */
  76 void rd_free_devmap(struct rd *rd);
  77 struct dev_map *dev_map_lookup(struct rd *rd, bool allow_port_index);
  78 struct dev_map *_dev_map_lookup(struct rd *rd, const char *dev_name);
  79
  80 /*
  81  * Netlink
  82  */
  83 int rd_send_msg(struct rd *rd);
  84 int rd_recv_msg(struct rd *rd, mnl_cb_t callback, void *data, uint32_t seq);
  85 void rd_prepare_msg(struct rd *rd, uint32_t cmd, uint32_t *seq, uint16_t flags);
  86 int rd_dev_init_cb(const struct nlmsghdr *nlh, void *data);
  87 int rd_attr_cb(const struct nlattr *attr, void *data);
  88 #endif /* _RDMA_TOOL_H_ */