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 PERF_READER_H 18 #define PERF_READER_H 19 20 #include "libbpf.h" 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 struct perf_reader; 27 28 struct perf_reader * perf_reader_new(perf_reader_raw_cb raw_cb, 29 perf_reader_lost_cb lost_cb, 30 void *cb_cookie, int page_cnt); 31 void perf_reader_free(void *ptr); 32 int perf_reader_mmap(struct perf_reader *reader); 33 void perf_reader_event_read(struct perf_reader *reader); 34 int perf_reader_poll(int num_readers, struct perf_reader **readers, int timeout); 35 int perf_reader_fd(struct perf_reader *reader); 36 void perf_reader_set_fd(struct perf_reader *reader, int fd); 37 38 #ifdef __cplusplus 39 } 40 #endif 41 42 #endif 43
