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Diffstat (limited to 'rdma/rdma.h')
-rw-r--r-- | rdma/rdma.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/rdma/rdma.h b/rdma/rdma.h new file mode 100644 index 0000000..df1852d --- /dev/null +++ b/rdma/rdma.h @@ -0,0 +1,144 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* + * rdma.c RDMA tool + * Authors: Leon Romanovsky <leonro@mellanox.com> + */ +#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 "mnl_utils.h" +#include "json_print.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, + +#define MAX_NUMBER_OF_FILTERS 64 +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 means that we can try to issue .doit callback + * 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; + uint8_t show_details:1; + uint8_t show_driver_details:1; + uint8_t show_raw:1; + uint8_t suppress_errors:1; + 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; + 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); +bool rd_is_multiarg(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); + +/* + * Print helpers + */ +void print_driver_table(struct rd *rd, struct nlattr *tb); +void print_raw_data(struct rd *rd, struct nlattr **nla_line); +void newline_indent(void); +void newline(void); + +#define MAX_LINE_LENGTH 80 + + +#endif /* _RDMA_TOOL_H_ */ |