11 struct perf_data_file {
17 enum perf_data_mode mode;
20 static inline bool perf_data_file__is_read(struct perf_data_file *file)
22 return file->mode == PERF_DATA_MODE_READ;
25 static inline bool perf_data_file__is_write(struct perf_data_file *file)
27 return file->mode == PERF_DATA_MODE_WRITE;
30 static inline int perf_data_file__is_pipe(struct perf_data_file *file)
35 static inline int perf_data_file__fd(struct perf_data_file *file)
40 static inline unsigned long perf_data_file__size(struct perf_data_file *file)
45 int perf_data_file__open(struct perf_data_file *file);
46 void perf_data_file__close(struct perf_data_file *file);
47 ssize_t perf_data_file__write(struct perf_data_file *file,
48 void *buf, size_t size);
50 * If at_exit is set, only rename current perf.data to
51 * perf.data.<postfix>, continue write on original file.
52 * Set at_exit when flushing the last output.
54 * Return value is fd of new output.
56 int perf_data_file__switch(struct perf_data_file *file,
58 size_t pos, bool at_exit);
59 #endif /* __PERF_DATA_H */