libini2: remove unused code

There's a lot of code not being used at all. Remove it.

Signed-off-by: Nuno Sá <[email protected]>

Author: nunojsa

libini2.c

@@ -24,111 +24,13 @@ struct load_store_params {
 	const void *section_top;
 };
 
-static bool attr_matches(const char *dev_name, size_t dev_len,
-		const char *attr, size_t attr_len,
-		const char *key, size_t len, bool debug)
-{
-	return (!debug && (len == dev_len + 1 + attr_len) &&
-			!strncmp(key, dev_name, dev_len) &&
-			!strncmp(key + dev_len + 1, attr, attr_len)) ||
-		(debug && (len == dev_len + sizeof("debug.") + attr_len) &&
-			!strncmp(key, "debug.", sizeof("debug.") - 1) &&
-			!strncmp(key + sizeof("debug.") - 1, dev_name, dev_len) &&
-			!strncmp(key + sizeof("debug.") + dev_len, attr, attr_len));
-}
-
-static bool attr_in_whitelist(const char *attr,
-		const char *dev_name, size_t dev_len, bool is_debug,
-		const char * const *whitelist, size_t list_len)
-{
-	unsigned int i;
-	for (i = 0; i < list_len && whitelist[i]; i++)
-		if ((!is_debug && !strncmp(whitelist[i], dev_name, dev_len) &&
-					!strcmp(whitelist[i] + dev_len + 1, attr)) ||
-				(is_debug && !strncmp(whitelist[i], "debug.", sizeof("debug.") - 1) &&
-					!strncmp(whitelist[i] + sizeof("debug.") - 1, dev_name, dev_len) &&
-					!strcmp(whitelist[i] + sizeof("debug.") + dev_len, attr)))
-			return true;
-	return false;
-}
-
-static ssize_t read_from_ini(struct load_store_params *params,
-		const char *dev_name, size_t name_len,
-		const char *attr, void *buf, size_t len)
-{
-	bool found = false;
-	const char *key, *value;
-	size_t klen, vlen;
-
-	if (!len)
-		return 0;
-
-	/* Rewind to the beginning of the section */
-	ini_set_read_pointer(params->ini, params->section_top);
-
-	while (!found && ini_read_pair(params->ini,
-				&key, &klen, &value, &vlen) > 0)
-		found = attr_matches(dev_name, name_len, attr, strlen(attr),
-				key, klen, params->is_debug);
-	if (!found)
-		return 0;
-
-	if (len > vlen)
-		len = vlen;
-	memcpy(buf, value, len);
-	return (ssize_t) len;
-}
-
-static ssize_t update_from_ini_dev_cb(struct iio_device *dev,
-		const char *attr, void *buf, size_t len, void *d)
-{
-	struct load_store_params *params = (struct load_store_params *) d;
-	const char *dev_name = iio_device_get_name(dev);
-	size_t name_len = dev_name ? strlen(dev_name) : 0;
-
-	if (attr_in_whitelist(attr, dev_name, name_len, params->is_debug,
-				params->whitelist, params->list_len))
-		return read_from_ini(params,
-				dev_name, name_len, attr, buf, len);
-	return 0;
-}
-
-static ssize_t update_from_ini_chn_cb(struct iio_channel *chn,
-		const char *attr, void *buf, size_t len, void *d)
-{
-	struct load_store_params *params = (struct load_store_params *) d;
-	const char *dev_name = iio_device_get_name(params->dev);
-	size_t name_len = dev_name ? strlen(dev_name) : 0;
-	bool is_hardwaregain = !strncmp(attr, "hardwaregain", len);
-	const struct iio_attr *attribute;
-
-	attribute = iio_channel_find_attr(chn, attr);
-	attr = iio_attr_get_filename(attribute);
-	if (attr_in_whitelist(attr, dev_name, name_len, false,
-				params->whitelist, params->list_len)) {
-		ssize_t ret = read_from_ini(params,
-				dev_name, name_len, attr, buf, len);
-
-		/* Dirty workaround that strips the "dB" suffix of
-		 * hardwaregain value. Fix me when possible. */
-		if (is_hardwaregain) {
-			char *tmp = strstr((char *) buf, " dB");
-			if (tmp)
-				*tmp = '\0';
-		}
-		return ret;
-	}
-	return 0;
-}
-
 void update_from_ini(const char *ini_file,
 		const char *driver_name, struct iio_device *dev,
 		const char * const *whitelist, size_t list_len)
 {
 	bool found = false;
 	const char *name;
 	size_t nlen, dlen;
-	unsigned int i;
 	struct INI *ini = ini_open(ini_file);
 	struct load_store_params params = {
 		.dev = dev,
@@ -202,70 +104,10 @@ char * read_token_from_ini(const char *ini_file,
 	return dup;
 }
 
-static void write_to_ini(struct load_store_params *params, const char *dev_name,
-		size_t name_len, const char *attr, const char *val, size_t len)
-{
-	FILE *f = params->f;
-
-	if (params->is_debug)
-		fwrite("debug.", 1, sizeof("debug.") - 1, f);
-	fwrite(dev_name, 1, name_len, f);
-	fwrite(".", 1, 1, f);
-	fwrite(attr, 1, strlen(attr), f);
-	fwrite(" = ", 1, sizeof(" = ") - 1, f);
-	fwrite(val, 1, len - 1, f);
-	fwrite("\n", 1, 1, f);
-}
-
-static int save_to_ini_dev_cb(struct iio_device *dev,
-		const char *attr, const char *val, size_t len, void *d)
-{
-	struct load_store_params *params = (struct load_store_params *) d;
-	const char *dev_name = iio_device_get_name(dev);
-	size_t name_len = dev_name ? strlen(dev_name) : 0;
-
-	if (attr_in_whitelist(attr, dev_name, name_len, params->is_debug,
-				params->whitelist, params->list_len))
-		write_to_ini(params, dev_name, name_len, attr, val, len);
-	return 0;
-}
-
-static int save_to_ini_chn_cb(struct iio_channel *chn,
-		const char *attr, const char *val, size_t len, void *d)
-{
-	struct load_store_params *params = (struct load_store_params *) d;
-	const char *dev_name = iio_device_get_name(params->dev);
-	size_t name_len = dev_name ? strlen(dev_name) : 0;
-	const struct iio_attr *attrib;
-	attrib = iio_channel_find_attr(chn, attr);
-	attr = iio_attr_get_filename(attrib);
-	if (attr_in_whitelist(attr, dev_name, name_len, false,
-				params->whitelist, params->list_len))
-		write_to_ini(params, dev_name, name_len, attr, val, len);
-	return 0;
-}
-
 void save_to_ini(FILE *f, const char *driver_name, struct iio_device *dev,
 		const char * const *whitelist, size_t list_len)
 {
-	unsigned int i;
-	struct load_store_params params = {
-		.dev = dev,
-		.whitelist = whitelist,
-		.list_len = list_len,
-		.is_debug = false,
-		.f = f,
-	};
-
 	write_driver_name_to_ini(f, driver_name);
-
-	/*for (i = 0; i < iio_device_get_channels_count(dev); i++)
-		iio_channel_attr_read_all(iio_device_get_channel(dev, i),
-				save_to_ini_chn_cb, &params);
-	iio_device_attr_read_all(dev, save_to_ini_dev_cb, &params);
-
-	params.is_debug = true;
-	iio_device_debug_attr_read_all(dev, save_to_ini_dev_cb, &params);*/
 }
 
 int foreach_in_ini(const char *ini_file,