34 	int i, ret;  in iioutils_break_up_name()  local
65 	ret = asprintf(generic_name, "%s_%s", prefix, working);  in iioutils_break_up_name()
68 	return (ret == -1) ? -ENOMEM : 0;  in iioutils_break_up_name()
93 	int ret;  in iioutils_get_type()  local
100 	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir, buffer_idx);  in iioutils_get_type()
101 	if (ret < 0)  in iioutils_get_type()
104 	ret = asprintf(&builtname, FORMAT_TYPE_FILE, name);  in iioutils_get_type()
105 	if (ret < 0) {  in iioutils_get_type()
106 		ret = -ENOMEM;  in iioutils_get_type()
109 	ret = asprintf(&builtname_generic, FORMAT_TYPE_FILE, generic_name);  in iioutils_get_type()
110 	if (ret < 0) {  in iioutils_get_type()
111 		ret = -ENOMEM;  in iioutils_get_type()
117 		ret = -errno;  in iioutils_get_type()
121 	ret = -ENOENT;  in iioutils_get_type()
125 			ret = asprintf(&filename,  in iioutils_get_type()
127 			if (ret < 0) {  in iioutils_get_type()
128 				ret = -ENOMEM;  in iioutils_get_type()
134 				ret = -errno;  in iioutils_get_type()
140 			ret = fscanf(sysfsfp,  in iioutils_get_type()
146 			if (ret < 0) {  in iioutils_get_type()
147 				ret = -errno;  in iioutils_get_type()
151 			} else if (ret != 5) {  in iioutils_get_type()
152 				ret = -EIO;  in iioutils_get_type()
167 				ret = -errno;  in iioutils_get_type()
205 	return ret;  in iioutils_get_type()
223 	int ret;  in iioutils_get_param_float()  local
229 	ret = asprintf(&builtname, "%s_%s", name, param_name);  in iioutils_get_param_float()
230 	if (ret < 0)  in iioutils_get_param_float()
233 	ret = asprintf(&builtname_generic,  in iioutils_get_param_float()
235 	if (ret < 0) {  in iioutils_get_param_float()
236 		ret = -ENOMEM;  in iioutils_get_param_float()
242 		ret = -errno;  in iioutils_get_param_float()
246 	ret = -ENOENT;  in iioutils_get_param_float()
250 			ret = asprintf(&filename,  in iioutils_get_param_float()
252 			if (ret < 0) {  in iioutils_get_param_float()
253 				ret = -ENOMEM;  in iioutils_get_param_float()
259 				ret = -errno;  in iioutils_get_param_float()
265 				ret = errno ? -errno : -ENODATA;  in iioutils_get_param_float()
283 	return ret;  in iioutils_get_param_float()
322 	int ret;  in build_channel_array()  local
328 	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir, buffer_idx);  in build_channel_array()
329 	if (ret < 0)  in build_channel_array()
334 		ret = -errno;  in build_channel_array()
341 			ret = asprintf(&filename,  in build_channel_array()
343 			if (ret < 0) {  in build_channel_array()
344 				ret = -ENOMEM;  in build_channel_array()
351 				ret = -errno;  in build_channel_array()
356 			if (fscanf(sysfsfp, "%i", &ret) != 1) {  in build_channel_array()
357 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
363 			if (ret == 1)  in build_channel_array()
367 				ret = -errno;  in build_channel_array()
375 		ret = -ENOMEM;  in build_channel_array()
386 			ret = asprintf(&filename,  in build_channel_array()
388 			if (ret < 0) {  in build_channel_array()
389 				ret = -ENOMEM;  in build_channel_array()
398 				ret = -errno;  in build_channel_array()
405 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
411 				ret = -errno;  in build_channel_array()
427 				ret = -ENOMEM;  in build_channel_array()
433 			ret = iioutils_break_up_name(current->name,  in build_channel_array()
435 			if (ret) {  in build_channel_array()
441 			ret = asprintf(&filename,  in build_channel_array()
445 			if (ret < 0) {  in build_channel_array()
446 				ret = -ENOMEM;  in build_channel_array()
453 				ret = -errno;  in build_channel_array()
461 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
469 				ret = -errno;  in build_channel_array()
474 			ret = iioutils_get_param_float(&current->scale,  in build_channel_array()
479 			if ((ret < 0) && (ret != -ENOENT))  in build_channel_array()
482 			ret = iioutils_get_param_float(&current->offset,  in build_channel_array()
487 			if ((ret < 0) && (ret != -ENOENT))  in build_channel_array()
490 			ret = iioutils_get_type(&current->is_signed,  in build_channel_array()
500 			if (ret < 0)  in build_channel_array()
506 		ret = -errno;  in build_channel_array()
532 	return ret;  in build_channel_array()
563 	int number, numstrlen, ret;  in find_type_by_name()  local
582 			ret = sscanf(ent->d_name + strlen(type), "%d", &number);  in find_type_by_name()
583 			if (ret < 0) {  in find_type_by_name()
584 				ret = -errno;  in find_type_by_name()
588 			} else if (ret != 1) {  in find_type_by_name()
589 				ret = -EIO;  in find_type_by_name()
602 					ret = -ENOMEM;  in find_type_by_name()
606 				ret = sprintf(filename, "%s%s%d/name", iio_dir,  in find_type_by_name()
608 				if (ret < 0) {  in find_type_by_name()
622 					ret = errno ? -errno : -ENODATA;  in find_type_by_name()
627 					ret = -errno;  in find_type_by_name()
649 	return ret;  in find_type_by_name()
655 	int ret = 0;  in _write_sysfs_int()  local
663 	ret = sprintf(temp, "%s/%s", basedir, filename);  in _write_sysfs_int()
664 	if (ret < 0)  in _write_sysfs_int()
669 		ret = -errno;  in _write_sysfs_int()
674 	ret = fprintf(sysfsfp, "%d", val);  in _write_sysfs_int()
675 	if (ret < 0) {  in _write_sysfs_int()
683 		ret = -errno;  in _write_sysfs_int()
690 			ret = -errno;  in _write_sysfs_int()
696 			ret = errno ? -errno : -ENODATA;  in _write_sysfs_int()
704 			ret = -errno;  in _write_sysfs_int()
712 			ret = -1;  in _write_sysfs_int()
718 	return ret;  in _write_sysfs_int()
752 	int ret = 0;  in _write_sysfs_string()  local
761 	ret = sprintf(temp, "%s/%s", basedir, filename);  in _write_sysfs_string()
762 	if (ret < 0)  in _write_sysfs_string()
767 		ret = -errno;  in _write_sysfs_string()
772 	ret = fprintf(sysfsfp, "%s", val);  in _write_sysfs_string()
773 	if (ret < 0) {  in _write_sysfs_string()
781 		ret = -errno;  in _write_sysfs_string()
788 			ret = -errno;  in _write_sysfs_string()
794 			ret = errno ? -errno : -ENODATA;  in _write_sysfs_string()
802 			ret = -errno;  in _write_sysfs_string()
811 			ret = -1;  in _write_sysfs_string()
818 	return ret;  in _write_sysfs_string()
859 	int ret;  in read_sysfs_posint()  local
868 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_posint()
869 	if (ret < 0)  in read_sysfs_posint()
874 		ret = -errno;  in read_sysfs_posint()
879 	if (fscanf(sysfsfp, "%d\n", &ret) != 1) {  in read_sysfs_posint()
880 		ret = errno ? -errno : -ENODATA;  in read_sysfs_posint()
888 		ret = -errno;  in read_sysfs_posint()
893 	return ret;  in read_sysfs_posint()
906 	int ret = 0;  in read_sysfs_float()  local
915 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_float()
916 	if (ret < 0)  in read_sysfs_float()
921 		ret = -errno;  in read_sysfs_float()
927 		ret = errno ? -errno : -ENODATA;  in read_sysfs_float()
935 		ret = -errno;  in read_sysfs_float()
940 	return ret;  in read_sysfs_float()
953 	int ret = 0;  in read_sysfs_string()  local
962 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_string()
963 	if (ret < 0)  in read_sysfs_string()
968 		ret = -errno;  in read_sysfs_string()
974 		ret = errno ? -errno : -ENODATA;  in read_sysfs_string()
982 		ret = -errno;  in read_sysfs_string()
987 	return ret;  in read_sysfs_string()