xref: /aosp_15_r20/external/bcc/src/cc/bcc_common.h (revision 387f9dfdfa2baef462e92476d413c7bc2470293e)
1 /*
2  * Copyright (c) 2015 PLUMgrid, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef BCC_COMMON_H
18 #define BCC_COMMON_H
19 
20 #include <stdbool.h>
21 #include <stdint.h>
22 #include <stdlib.h>
23 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 void * bpf_module_create_c(const char *filename, unsigned flags, const char *cflags[], int ncflags,
29                            bool allow_rlimit, const char *dev_name);
30 void * bpf_module_create_c_from_string(const char *text, unsigned flags, const char *cflags[],
31                                        int ncflags, bool allow_rlimit,
32                                        const char *dev_name);
33 bool bpf_module_rw_engine_enabled();
34 void bpf_module_destroy(void *program);
35 char * bpf_module_license(void *program);
36 unsigned bpf_module_kern_version(void *program);
37 size_t bpf_num_functions(void *program);
38 const char * bpf_function_name(void *program, size_t id);
39 void * bpf_function_start_id(void *program, size_t id);
40 void * bpf_function_start(void *program, const char *name);
41 size_t bpf_function_size_id(void *program, size_t id);
42 size_t bpf_function_size(void *program, const char *name);
43 size_t bpf_num_tables(void *program);
44 size_t bpf_table_id(void *program, const char *table_name);
45 int bpf_table_fd(void *program, const char *table_name);
46 int bpf_table_fd_id(void *program, size_t id);
47 int bpf_table_type(void *program, const char *table_name);
48 int bpf_table_type_id(void *program, size_t id);
49 size_t bpf_table_max_entries(void *program, const char *table_name);
50 size_t bpf_table_max_entries_id(void *program, size_t id);
51 int bpf_table_flags(void *program, const char *table_name);
52 int bpf_table_flags_id(void *program, size_t id);
53 const char * bpf_table_name(void *program, size_t id);
54 const char * bpf_table_key_desc(void *program, const char *table_name);
55 const char * bpf_table_key_desc_id(void *program, size_t id);
56 const char * bpf_table_leaf_desc(void *program, const char *table_name);
57 const char * bpf_table_leaf_desc_id(void *program, size_t id);
58 size_t bpf_table_key_size(void *program, const char *table_name);
59 size_t bpf_table_key_size_id(void *program, size_t id);
60 size_t bpf_table_leaf_size(void *program, const char *table_name);
61 size_t bpf_table_leaf_size_id(void *program, size_t id);
62 int bpf_table_key_snprintf(void *program, size_t id, char *buf, size_t buflen, const void *key);
63 int bpf_table_leaf_snprintf(void *program, size_t id, char *buf, size_t buflen, const void *leaf);
64 int bpf_table_key_sscanf(void *program, size_t id, const char *buf, void *key);
65 int bpf_table_leaf_sscanf(void *program, size_t id, const char *buf, void *leaf);
66 size_t bpf_perf_event_fields(void *program, const char *event);
67 const char * bpf_perf_event_field(void *program, const char *event, size_t i);
68 
69 struct bpf_insn;
70 int bcc_func_load(void *program, int prog_type, const char *name,
71                   const struct bpf_insn *insns, int prog_len,
72                   const char *license, unsigned kern_version,
73                   int log_level, char *log_buf, unsigned log_buf_size,
74                   const char *dev_name, int attach_type);
75 
76 #ifdef __cplusplus
77 }
78 #endif
79 
80 #endif
81