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ucm: substitute device / modifier names, too

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2020-05-27 13:53:10 +02:00
parent 1b0e77909d
commit 529154fe7f
1 changed files with 35 additions and 35 deletions
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70
src/ucm/parser.c
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@ -175,16 +175,28 @@ int parse_is_name_safe(const char *name)
return 1;
}
int parse_get_safe_id(snd_config_t *n, const char **id)
int parse_get_safe_name(snd_use_case_mgr_t *uc_mgr, snd_config_t *n,
const char *alt, char **name)
{
const char *id;
int err;
err = snd_config_get_id(n, id);
if (err < 0)
return err;
if (!parse_is_name_safe((char *)(*id)))
if (alt) {
id = alt;
} else {
err = snd_config_get_id(n, &id);
if (err < 0)
return err;
}
if (!parse_is_name_safe(id))
return -EINVAL;
return 0;
if (uc_mgr->conf_format < 3) {
*name = strdup(id);
if (*name == NULL)
return -ENOMEM;
return 0;
}
return uc_mgr_get_substituted_value(uc_mgr, name, id);
}
/*
@ -867,38 +879,32 @@ static int parse_value(snd_use_case_mgr_t *uc_mgr ATTRIBUTE_UNUSED,
* Both are optional.
*/
static int parse_modifier(snd_use_case_mgr_t *uc_mgr,
snd_config_t *cfg,
void *data1,
void *data2)
snd_config_t *cfg,
void *data1, void *data2)
{
struct use_case_verb *verb = data1;
struct use_case_modifier *modifier;
const char *name;
char *name;
snd_config_iterator_t i, next;
snd_config_t *n;
int err;
if (data2) {
name = data2;
if (!parse_is_name_safe(name))
return -EINVAL;
}
else {
if (parse_get_safe_id(cfg, &name) < 0)
return -EINVAL;
}
if (parse_get_safe_name(uc_mgr, cfg, data2, &name) < 0)
return -EINVAL;
/* allocate modifier */
modifier = calloc(1, sizeof(*modifier));
if (modifier == NULL)
if (modifier == NULL) {
free(name);
return -ENOMEM;
}
INIT_LIST_HEAD(&modifier->enable_list);
INIT_LIST_HEAD(&modifier->disable_list);
INIT_LIST_HEAD(&modifier->transition_list);
INIT_LIST_HEAD(&modifier->dev_list.list);
INIT_LIST_HEAD(&modifier->value_list);
list_add_tail(&modifier->list, &verb->modifier_list);
modifier->name = strdup(name);
modifier->name = name;
/* in-place evaluation */
err = uc_mgr_evaluate_inplace(uc_mgr, cfg);
@ -1020,36 +1026,30 @@ static int parse_modifier(snd_use_case_mgr_t *uc_mgr,
*/
static int parse_device(snd_use_case_mgr_t *uc_mgr,
snd_config_t *cfg,
void *data1,
void *data2)
void *data1, void *data2)
{
struct use_case_verb *verb = data1;
const char *name;
char *name;
struct use_case_device *device;
snd_config_iterator_t i, next;
snd_config_t *n;
int err;
if (data2) {
name = data2;
if (!parse_is_name_safe(name))
return -EINVAL;
}
else {
if (parse_get_safe_id(cfg, &name) < 0)
return -EINVAL;
}
if (parse_get_safe_name(uc_mgr, cfg, data2, &name) < 0)
return -EINVAL;
device = calloc(1, sizeof(*device));
if (device == NULL)
if (device == NULL) {
free(name);
return -ENOMEM;
}
INIT_LIST_HEAD(&device->enable_list);
INIT_LIST_HEAD(&device->disable_list);
INIT_LIST_HEAD(&device->transition_list);
INIT_LIST_HEAD(&device->dev_list.list);
INIT_LIST_HEAD(&device->value_list);
list_add_tail(&device->list, &verb->device_list);
device->name = strdup(name);
device->name = name;
/* in-place evaluation */
err = uc_mgr_evaluate_inplace(uc_mgr, cfg);