+}
+
+static int cat_file(void *audio_file_data, struct afh_info *afhi)
+{
+ int ret;
+ struct timeval stream_start;
+ long unsigned i, first_chunk, last_chunk;
+ const char *buf;
+ size_t size;
+
+
+ if (conf.begin_chunk_arg < 0) {
+ if (-conf.begin_chunk_arg > afhi->chunks_total)
+ return -ERRNO_TO_PARA_ERROR(EINVAL);
+ first_chunk = afhi->chunks_total + conf.begin_chunk_arg;
+ } else
+ first_chunk = conf.begin_chunk_arg;
+ if (conf.end_chunk_given) {
+ if (conf.end_chunk_arg < 0) {
+ if (-conf.end_chunk_arg > afhi->chunks_total)
+ return -ERRNO_TO_PARA_ERROR(EINVAL);
+ last_chunk = afhi->chunks_total + conf.end_chunk_arg;
+ } else {
+ if (conf.end_chunk_arg >= afhi->chunks_total)
+ return -ERRNO_TO_PARA_ERROR(EINVAL);
+ last_chunk = conf.end_chunk_arg;
+ }
+ } else
+ last_chunk = afhi->chunks_total - 1;
+ if (first_chunk >= last_chunk)
+ return -ERRNO_TO_PARA_ERROR(EINVAL);
+ if (!afhi->chunks_total)
+ return 1;
+ afh_get_header(afhi, audio_file_data, &buf, &size);
+ if (size && first_chunk && !conf.no_header_given) {
+ PARA_INFO_LOG("writing audio file header (%zu bytes)\n", size);
+ ret = write(STDOUT_FILENO, buf, size);
+ if (ret < 0)
+ return ret;
+ if (ret != size)
+ return -E_AFH_SHORT_WRITE;
+ }
+ PARA_NOTICE_LOG("writing chunks %lu - %lu\n", first_chunk, last_chunk);
+ gettimeofday(&stream_start, NULL);
+ for (i = first_chunk; i <= last_chunk; i++) {
+ struct timeval now, diff, next_chunk;
+ afh_get_chunk(i, afhi, audio_file_data, &buf, &size);
+ PARA_DEBUG_LOG("chunk %lu: size %zu\n", i, size);
+ if (conf.just_in_time_given) {
+ compute_chunk_time(i - first_chunk, &afhi->chunk_tv,
+ &stream_start, &next_chunk);
+ gettimeofday(&now, NULL);
+ ret = tv_diff(&next_chunk, &now, &diff);
+ if (ret > 0) {
+ ret = para_select(1, NULL, NULL, &diff);
+ if (ret < 0)
+ return ret;
+ }
+ }
+ if (!size)
+ continue;
+ PARA_INFO_LOG("writing chunk %lu\n", i);
+ ret = write_all(STDOUT_FILENO, buf, &size);
+ if (ret < 0)
+ return ret;
+ }
+ return 1;
+}
+
+/**
+ * The main function of para_afh.
+ *
+ * \param argc Usual argument count.
+ * \param argv Usual argument vector.
+ *
+ * \return \p EXIT_FAILURE or \p EXIT_SUCCESS.
+ */
+int main(int argc, char **argv)
+{
+ int i, ret, audio_format_num, fd;
+ void *audio_file_data;
+ size_t audio_file_size;
+ struct afh_info afhi;
+
+ afh_cmdline_parser(argc, argv, &conf);
+ HANDLE_VERSION_FLAG("afh", conf);
+ loglevel = get_loglevel_by_name(conf.loglevel_arg);
+ ret = -E_AFH_SYNTAX;
+ if (conf.inputs_num == 0)
+ goto out;
+ if (conf.stream_given && conf.inputs_num != 1)
+ goto out;
+ afh_init();
+ for (i = 0; i < conf.inputs_num; i++) {
+ int ret2;
+ ret = mmap_full_file(conf.inputs[i], O_RDONLY, &audio_file_data,
+ &audio_file_size, &fd);
+ if (ret < 0)
+ goto out;
+ ret = compute_afhi(conf.inputs[i], audio_file_data, audio_file_size,
+ fd, &afhi);
+ if (ret < 0)
+ goto out;
+ audio_format_num = ret;
+ if (conf.stream_given)
+ ret = cat_file(audio_file_data, &afhi);
+ else {
+ printf("File %d: %s\n", i + 1, conf.inputs[i]);
+ print_info(audio_format_num, &afhi);
+ if (conf.chunk_table_given)
+ print_chunk_table(&afhi);
+ printf("\n");
+ }
+ ret2 = para_munmap(audio_file_data, audio_file_size);
+ if (ret2 < 0 && ret >= 0)
+ ret = ret2;
+ if (ret < 0)
+ break;
+ }