56 	struct fs_parameter *param, bool *negated)  in fs_lookup_key()  argument
59 	const char *name = param->key;  in fs_lookup_key()
60 	bool want_flag = param->type == fs_value_is_flag;  in fs_lookup_key()
89  * @param: The parameter.
105 	     struct fs_parameter *param,  in __fs_parse()  argument
112 	p = fs_lookup_key(desc, param, &result->negated);  in __fs_parse()
117 		warn_plog(log, "Deprecated parameter '%s'", param->key);  in __fs_parse()
123 		if (param->type != fs_value_is_flag)  in __fs_parse()
125 				      param->key);  in __fs_parse()
128 		int ret = p->type(log, p, param, result);  in __fs_parse()
139  * @param: The parameter.
144 		    struct fs_parameter *param,  in fs_lookup_param()  argument
153 	switch (param->type) {  in fs_lookup_param()
155 		f = getname_kernel(param->string);  in fs_lookup_param()
161 		f = param->name;  in fs_lookup_param()
165 		return invalf(fc, "%s: not usable as path", param->key);  in fs_lookup_param()
168 	ret = filename_lookup(param->dirfd, f, flags, _path, NULL);  in fs_lookup_param()
170 		errorf(fc, "%s: Lookup failure for '%s'", param->key, f->name);  in fs_lookup_param()
180 		       param->key, f->name);  in fs_lookup_param()
191 static int fs_param_bad_value(struct p_log *log, struct fs_parameter *param)  in fs_param_bad_value()  argument
193 	return inval_plog(log, "Bad value for '%s'", param->key);  in fs_param_bad_value()
197 		     struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_bool()  argument
200 	if (param->type != fs_value_is_string)  in fs_param_is_bool()
201 		return fs_param_bad_value(log, param);  in fs_param_is_bool()
202 	if (!*param->string && (p->flags & fs_param_can_be_empty))  in fs_param_is_bool()
204 	b = lookup_constant(bool_names, param->string, -1);  in fs_param_is_bool()
206 		return fs_param_bad_value(log, param);  in fs_param_is_bool()
213 		    struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_u32()  argument
216 	if (param->type != fs_value_is_string)  in fs_param_is_u32()
217 		return fs_param_bad_value(log, param);  in fs_param_is_u32()
218 	if (!*param->string && (p->flags & fs_param_can_be_empty))  in fs_param_is_u32()
220 	if (kstrtouint(param->string, base, &result->uint_32) < 0)  in fs_param_is_u32()
221 		return fs_param_bad_value(log, param);  in fs_param_is_u32()
227 		    struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_s32()  argument
229 	if (param->type != fs_value_is_string)  in fs_param_is_s32()
230 		return fs_param_bad_value(log, param);  in fs_param_is_s32()
231 	if (!*param->string && (p->flags & fs_param_can_be_empty))  in fs_param_is_s32()
233 	if (kstrtoint(param->string, 0, &result->int_32) < 0)  in fs_param_is_s32()
234 		return fs_param_bad_value(log, param);  in fs_param_is_s32()
240 		    struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_u64()  argument
242 	if (param->type != fs_value_is_string)  in fs_param_is_u64()
243 		return fs_param_bad_value(log, param);  in fs_param_is_u64()
244 	if (!*param->string && (p->flags & fs_param_can_be_empty))  in fs_param_is_u64()
246 	if (kstrtoull(param->string, 0, &result->uint_64) < 0)  in fs_param_is_u64()
247 		return fs_param_bad_value(log, param);  in fs_param_is_u64()
253 		     struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_enum()  argument
256 	if (param->type != fs_value_is_string)  in fs_param_is_enum()
257 		return fs_param_bad_value(log, param);  in fs_param_is_enum()
258 	if (!*param->string && (p->flags & fs_param_can_be_empty))  in fs_param_is_enum()
260 	c = __lookup_constant(p->data, param->string);  in fs_param_is_enum()
262 		return fs_param_bad_value(log, param);  in fs_param_is_enum()
269 		       struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_string()  argument
271 	if (param->type != fs_value_is_string ||  in fs_param_is_string()
272 	    (!*param->string && !(p->flags & fs_param_can_be_empty)))  in fs_param_is_string()
273 		return fs_param_bad_value(log, param);  in fs_param_is_string()
279 		     struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_blob()  argument
281 	if (param->type != fs_value_is_blob)  in fs_param_is_blob()
282 		return fs_param_bad_value(log, param);  in fs_param_is_blob()
288 		  struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_fd()  argument
290 	switch (param->type) {  in fs_param_is_fd()
292 		if ((!*param->string && !(p->flags & fs_param_can_be_empty)) ||  in fs_param_is_fd()
293 		    kstrtouint(param->string, 0, &result->uint_32) < 0)  in fs_param_is_fd()
299 		result->uint_32 = param->dirfd;  in fs_param_is_fd()
306 	return fs_param_bad_value(log, param);  in fs_param_is_fd()
311 		  struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_blockdev()  argument
318 		     struct fs_parameter *param, struct fs_parse_result *result)  in fs_param_is_path()  argument
382 	const struct fs_parameter_spec *param, *p2;  in fs_validate_description()  local
385 	for (param = desc; param->name; param++) {  in fs_validate_description()
387 		for (p2 = desc; p2 < param; p2++) {  in fs_validate_description()
388 			if (strcmp(param->name, p2->name) == 0) {  in fs_validate_description()
389 				if (is_flag(param) != is_flag(p2))  in fs_validate_description()
391 				pr_err("VALIDATE %s: PARAM[%s]: Duplicate\n",  in fs_validate_description()
392 				       name, param->name);  in fs_validate_description()