+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/*
* utils.c RDMA tool
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Leon Romanovsky <leonro@mellanox.com>
*/
#include "rdma.h"
#include <ctype.h>
+#include <inttypes.h>
int rd_argc(struct rd *rd)
{
return *rd->argv;
}
-static int strcmpx(const char *str1, const char *str2)
+int strcmpx(const char *str1, const char *str2)
{
if (strlen(str1) > strlen(str2))
return -1;
if (!dev_map)
return NULL;
dev_map->dev_name = strdup(dev_name);
+ if (!dev_map->dev_name) {
+ free(dev_map);
+ return NULL;
+ }
return dev_map;
}
[RDMA_NLDEV_ATTR_PORT_STATE] = MNL_TYPE_U8,
[RDMA_NLDEV_ATTR_PORT_PHYS_STATE] = MNL_TYPE_U8,
[RDMA_NLDEV_ATTR_DEV_NODE_TYPE] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_RES_SUMMARY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_NAME] = MNL_TYPE_NUL_STRING,
+ [RDMA_NLDEV_ATTR_RES_SUMMARY_ENTRY_CURR] = MNL_TYPE_U64,
+ [RDMA_NLDEV_ATTR_RES_QP] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_QP_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_LQPN] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_RQPN] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_RQ_PSN] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_SQ_PSN] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_PATH_MIG_STATE] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_RES_TYPE] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_RES_STATE] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_RES_PID] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_KERN_NAME] = MNL_TYPE_NUL_STRING,
+ [RDMA_NLDEV_ATTR_RES_CM_ID] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_CM_ID_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_PS] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_SRC_ADDR] = MNL_TYPE_UNSPEC,
+ [RDMA_NLDEV_ATTR_RES_DST_ADDR] = MNL_TYPE_UNSPEC,
+ [RDMA_NLDEV_ATTR_RES_CQ] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_CQ_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_CQE] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_USECNT] = MNL_TYPE_U64,
+ [RDMA_NLDEV_ATTR_RES_POLL_CTX] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_RES_MR] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_MR_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_RES_RKEY] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_LKEY] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_RES_IOVA] = MNL_TYPE_U64,
+ [RDMA_NLDEV_ATTR_RES_MRLEN] = MNL_TYPE_U64,
+ [RDMA_NLDEV_ATTR_NDEV_INDEX] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_NDEV_NAME] = MNL_TYPE_NUL_STRING,
+ [RDMA_NLDEV_ATTR_DRIVER] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_DRIVER_ENTRY] = MNL_TYPE_NESTED,
+ [RDMA_NLDEV_ATTR_DRIVER_STRING] = MNL_TYPE_NUL_STRING,
+ [RDMA_NLDEV_ATTR_DRIVER_PRINT_TYPE] = MNL_TYPE_U8,
+ [RDMA_NLDEV_ATTR_DRIVER_S32] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_DRIVER_U32] = MNL_TYPE_U32,
+ [RDMA_NLDEV_ATTR_DRIVER_S64] = MNL_TYPE_U64,
+ [RDMA_NLDEV_ATTR_DRIVER_U64] = MNL_TYPE_U64,
};
-int rd_attr_cb(const struct nlattr *attr, void *data)
+int rd_attr_check(const struct nlattr *attr, int *typep)
{
- const struct nlattr **tb = data;
int type;
if (mnl_attr_type_valid(attr, RDMA_NLDEV_ATTR_MAX) < 0)
type = mnl_attr_get_type(attr);
+ if (mnl_attr_validate(attr, nldev_policy[type]) < 0)
+ return MNL_CB_ERROR;
+
+ *typep = nldev_policy[type];
+ return MNL_CB_OK;
+}
+
+int rd_attr_cb(const struct nlattr *attr, void *data)
+{
+ const struct nlattr **tb = data;
+ int type;
+
+ if (mnl_attr_type_valid(attr, RDMA_NLDEV_ATTR_MAX - 1) < 0)
+ /* We received unknown attribute */
+ return MNL_CB_OK;
+
+ type = mnl_attr_get_type(attr);
+
if (mnl_attr_validate(attr, nldev_policy[type]) < 0)
return MNL_CB_ERROR;
filters_cleanup(rd);
}
+int rd_set_arg_to_devname(struct rd *rd)
+{
+ int ret = 0;
+
+ while (!rd_no_arg(rd)) {
+ if (rd_argv_match(rd, "dev") || rd_argv_match(rd, "link")) {
+ rd_arg_inc(rd);
+ if (rd_no_arg(rd)) {
+ pr_err("No device name was supplied\n");
+ ret = -EINVAL;
+ }
+ goto out;
+ }
+ rd_arg_inc(rd);
+ }
+out:
+ return ret;
+}
+
int rd_exec_link(struct rd *rd, int (*cb)(struct rd *rd), bool strict_port)
{
struct dev_map *dev_map;
return ret;
}
+int rd_exec_require_dev(struct rd *rd, int (*cb)(struct rd *rd))
+{
+ if (rd_no_arg(rd)) {
+ pr_err("Please provide device name.\n");
+ return -EINVAL;
+ }
+
+ return rd_exec_dev(rd, cb);
+}
+
int rd_exec_cmd(struct rd *rd, const struct rd_cmd *cmds, const char *str)
{
const struct rd_cmd *c;
free(dev_name);
return dev_map;
}
+
+#define nla_type(attr) ((attr)->nla_type & NLA_TYPE_MASK)
+
+void newline(struct rd *rd)
+{
+ if (rd->json_output)
+ jsonw_end_array(rd->jw);
+ else
+ pr_out("\n");
+}
+
+void newline_indent(struct rd *rd)
+{
+ newline(rd);
+ if (!rd->json_output)
+ pr_out(" ");
+}
+
+static int print_driver_string(struct rd *rd, const char *key_str,
+ const char *val_str)
+{
+ if (rd->json_output) {
+ jsonw_string_field(rd->jw, key_str, val_str);
+ return 0;
+ } else {
+ return pr_out("%s %s ", key_str, val_str);
+ }
+}
+
+static int print_driver_s32(struct rd *rd, const char *key_str, int32_t val,
+ enum rdma_nldev_print_type print_type)
+{
+ if (rd->json_output) {
+ jsonw_int_field(rd->jw, key_str, val);
+ return 0;
+ }
+ switch (print_type) {
+ case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+ return pr_out("%s %d ", key_str, val);
+ case RDMA_NLDEV_PRINT_TYPE_HEX:
+ return pr_out("%s 0x%x ", key_str, val);
+ default:
+ return -EINVAL;
+ }
+}
+
+static int print_driver_u32(struct rd *rd, const char *key_str, uint32_t val,
+ enum rdma_nldev_print_type print_type)
+{
+ if (rd->json_output) {
+ jsonw_int_field(rd->jw, key_str, val);
+ return 0;
+ }
+ switch (print_type) {
+ case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+ return pr_out("%s %u ", key_str, val);
+ case RDMA_NLDEV_PRINT_TYPE_HEX:
+ return pr_out("%s 0x%x ", key_str, val);
+ default:
+ return -EINVAL;
+ }
+}
+
+static int print_driver_s64(struct rd *rd, const char *key_str, int64_t val,
+ enum rdma_nldev_print_type print_type)
+{
+ if (rd->json_output) {
+ jsonw_int_field(rd->jw, key_str, val);
+ return 0;
+ }
+ switch (print_type) {
+ case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+ return pr_out("%s %" PRId64 " ", key_str, val);
+ case RDMA_NLDEV_PRINT_TYPE_HEX:
+ return pr_out("%s 0x%" PRIx64 " ", key_str, val);
+ default:
+ return -EINVAL;
+ }
+}
+
+static int print_driver_u64(struct rd *rd, const char *key_str, uint64_t val,
+ enum rdma_nldev_print_type print_type)
+{
+ if (rd->json_output) {
+ jsonw_int_field(rd->jw, key_str, val);
+ return 0;
+ }
+ switch (print_type) {
+ case RDMA_NLDEV_PRINT_TYPE_UNSPEC:
+ return pr_out("%s %" PRIu64 " ", key_str, val);
+ case RDMA_NLDEV_PRINT_TYPE_HEX:
+ return pr_out("%s 0x%" PRIx64 " ", key_str, val);
+ default:
+ return -EINVAL;
+ }
+}
+
+static int print_driver_entry(struct rd *rd, struct nlattr *key_attr,
+ struct nlattr *val_attr,
+ enum rdma_nldev_print_type print_type)
+{
+ const char *key_str = mnl_attr_get_str(key_attr);
+ int attr_type = nla_type(val_attr);
+
+ switch (attr_type) {
+ case RDMA_NLDEV_ATTR_DRIVER_STRING:
+ return print_driver_string(rd, key_str,
+ mnl_attr_get_str(val_attr));
+ case RDMA_NLDEV_ATTR_DRIVER_S32:
+ return print_driver_s32(rd, key_str,
+ mnl_attr_get_u32(val_attr), print_type);
+ case RDMA_NLDEV_ATTR_DRIVER_U32:
+ return print_driver_u32(rd, key_str,
+ mnl_attr_get_u32(val_attr), print_type);
+ case RDMA_NLDEV_ATTR_DRIVER_S64:
+ return print_driver_s64(rd, key_str,
+ mnl_attr_get_u64(val_attr), print_type);
+ case RDMA_NLDEV_ATTR_DRIVER_U64:
+ return print_driver_u64(rd, key_str,
+ mnl_attr_get_u64(val_attr), print_type);
+ }
+ return -EINVAL;
+}
+
+void print_driver_table(struct rd *rd, struct nlattr *tb)
+{
+ int print_type = RDMA_NLDEV_PRINT_TYPE_UNSPEC;
+ struct nlattr *tb_entry, *key = NULL, *val;
+ int type, cc = 0;
+ int ret;
+
+ if (!rd->show_driver_details || !tb)
+ return;
+
+ if (rd->pretty_output)
+ newline_indent(rd);
+
+ /*
+ * Driver attrs are tuples of {key, [print-type], value}.
+ * The key must be a string. If print-type is present, it
+ * defines an alternate printf format type vs the native format
+ * for the attribute. And the value can be any available
+ * driver type.
+ */
+ mnl_attr_for_each_nested(tb_entry, tb) {
+
+ if (cc > MAX_LINE_LENGTH) {
+ if (rd->pretty_output)
+ newline_indent(rd);
+ cc = 0;
+ }
+ if (rd_attr_check(tb_entry, &type) != MNL_CB_OK)
+ return;
+ if (!key) {
+ if (type != MNL_TYPE_NUL_STRING)
+ return;
+ key = tb_entry;
+ } else if (type == MNL_TYPE_U8) {
+ print_type = mnl_attr_get_u8(tb_entry);
+ } else {
+ val = tb_entry;
+ ret = print_driver_entry(rd, key, val, print_type);
+ if (ret < 0)
+ return;
+ cc += ret;
+ print_type = RDMA_NLDEV_PRINT_TYPE_UNSPEC;
+ key = NULL;
+ }
+ }
+ return;
+}
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