Adding upstream version 252.22.upstream/252.22

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/src/shared/bpf-dlopen.h b/src/shared/bpf-dlopen.h
new file mode 100644
index 0000000..95951e6
--- /dev/null
+++ b/src/shared/bpf-dlopen.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#if HAVE_LIBBPF
+
+#include <bpf/bpf.h>
+#include <bpf/libbpf.h>
+
+#include "bpf-compat.h"
+
+extern struct bpf_link* (*sym_bpf_program__attach_cgroup)(struct bpf_program *, int);
+extern struct bpf_link* (*sym_bpf_program__attach_lsm)(struct bpf_program *);
+extern int (*sym_bpf_link__fd)(const struct bpf_link *);
+extern int (*sym_bpf_link__destroy)(struct bpf_link *);
+extern int (*sym_bpf_map__fd)(const struct bpf_map *);
+extern const char* (*sym_bpf_map__name)(const struct bpf_map *);
+extern int (*sym_bpf_map__set_max_entries)(struct bpf_map *, __u32);
+extern int (*sym_bpf_map_update_elem)(int, const void *, const void *, __u64);
+extern int (*sym_bpf_map_delete_elem)(int, const void *);
+extern int (*sym_bpf_map__set_inner_map_fd)(struct bpf_map *, int);
+/* The *_skeleton APIs are autogenerated by bpftool, the targets can be found
+ * in ./build/src/core/bpf/socket_bind/socket-bind.skel.h */
+extern int (*sym_bpf_object__open_skeleton)(struct bpf_object_skeleton *, const struct bpf_object_open_opts *);
+extern int (*sym_bpf_object__load_skeleton)(struct bpf_object_skeleton *);
+extern int (*sym_bpf_object__attach_skeleton)(struct bpf_object_skeleton *);
+extern void (*sym_bpf_object__detach_skeleton)(struct bpf_object_skeleton *);
+extern void (*sym_bpf_object__destroy_skeleton)(struct bpf_object_skeleton *);
+extern const char* (*sym_bpf_program__name)(const struct bpf_program *);
+extern libbpf_print_fn_t (*sym_libbpf_set_print)(libbpf_print_fn_t);
+extern long (*sym_libbpf_get_error)(const void *);
+
+#endif
+
+int dlopen_bpf(void);