include/lttng/event-rule/kernel-uprobe-internal.hpp

   1 /*
   2  * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_EVENT_RULE_KERNEL_UPROBE_INTERNAL_H
   9 #define LTTNG_EVENT_RULE_KERNEL_UPROBE_INTERNAL_H
  10
  11 #include <common/macros.hpp>
  12 #include <common/payload-view.hpp>
  13
  14 #include <lttng/event-rule/event-rule-internal.hpp>
  15 #include <lttng/event-rule/kernel-uprobe.h>
  16
  17 struct lttng_event_rule_kernel_uprobe {
  18         struct lttng_event_rule parent;
  19         char *name;
  20         struct lttng_userspace_probe_location *location;
  21 };
  22
  23 struct lttng_event_rule_kernel_uprobe_comm {
  24         /* Includes terminator `\0`. */
  25         uint32_t name_len;
  26         /* Includes terminator `\0`. */
  27         uint32_t location_len;
  28         /*
  29          * Payload is composed of, in that order:
  30          *   - name (null terminated),
  31          *   - user space probe location object.
  32          */
  33         char payload[];
  34 } LTTNG_PACKED;
  35
  36 ssize_t lttng_event_rule_kernel_uprobe_create_from_payload(struct lttng_payload_view *view,
  37                                                            struct lttng_event_rule **rule);
  38
  39 struct lttng_userspace_probe_location *
  40 lttng_event_rule_kernel_uprobe_get_location_mutable(const struct lttng_event_rule *rule);
  41
  42 #endif /* LTTNG_EVENT_RULE_KERNEL_UPROBE_INTERNAL_H */