Commit 438ecd8187984e2968f86d312b447474672296f9 - libisal

Update custom hufftable tool for saving histogram Change-Id: I515217b19373b8f996ff887268862cf2b102f3a4 Signed-off-by: Greg Tucker <greg.b.tucker@intel.com> Greg Tucker 3 years ago

1 changed file(s) with 29 addition(s) and 1 deletion(s). Raw diff Collapse all Expand all

+29

-1

igzip/generate_custom_hufftables.c less more

348	348	struct isal_zstream tmp_stream;
349	349	FILE *file = NULL;
350	350	FILE *dict_file = NULL;
	351	FILE *hist_file = NULL;
351	352	long int dict_file_length = 0;
	353	long int hist_file_length = 0;
352	354	uint8_t *dict_stream = NULL;
353	355
354	356	if (argc == 1) {

383	385	free(dict_stream);
384	386	}
385	387
386		memset(&histogram, 0, sizeof(histogram)); /* Initialize histograms. */
	388	if ((argc > argi + 1) && argv[argi][0] == '-' && argv[argi][1] == 'h') {
	389	hist_file = fopen(argv[argi + 1], "r+");
	390	fseek(hist_file, 0, SEEK_END);
	391	hist_file_length = ftell(hist_file);
	392	fseek(hist_file, 0, SEEK_SET);
	393	hist_file_length -= ftell(hist_file);
	394	if (hist_file_length > sizeof(histogram)) {
	395	printf("Histogram file too long\n");
	396	return 1;
	397	}
	398	if (fread(&histogram, 1, hist_file_length, hist_file) != hist_file_length) {
	399	printf("Error occurred when reading history file");
	400	fclose(hist_file);
	401	return 1;
	402	}
	403	fseek(hist_file, 0, SEEK_SET);
	404
	405	printf("Read %ld bytes of history file %s\n", hist_file_length,
	406	argv[argi + 1]);
	407	argi += 2;
	408	} else
	409	memset(&histogram, 0, sizeof(histogram)); /* Initialize histograms. */
387	410
388	411	while (argi < argc) {
389	412	printf("Processing %s\n", argv[argi]);

447	470
448	471	fclose(file);
449	472
	473	if (hist_file) {
	474	int len = fwrite(&histogram, 1, sizeof(histogram), hist_file);
	475	printf("wrote %d bytes of histogram file\n", len);
	476	fclose(hist_file);
	477	}
450	478	return 0;
451	479	}