mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-03 09:01:52 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

ucm: substitute verb name and file field

Browse source 
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2020-05-27 14:47:08 +02:00
parent df498d89c7
commit 8d90c4746b
1 changed files with 44 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

67
src/ucm/parser.c
View file

@ -143,6 +143,27 @@ int parse_string_substitute(snd_use_case_mgr_t *uc_mgr,
return err;
}
/*
* Parse string and substitute
*/
int parse_string_substitute3(snd_use_case_mgr_t *uc_mgr,
snd_config_t *n, char **res)
{
const char *str;
char *s;
int err;
if (uc_mgr->conf_format < 3)
return parse_string(n, res);
err = snd_config_get_string(n, &str);
if (err < 0)
return err;
err = uc_mgr_get_substituted_value(uc_mgr, &s, str);
if (err >= 0)
*res = s;
return err;
}
/*
* Parse integer with substitution
*/
@ -493,11 +514,7 @@ static int parse_device_list(snd_use_case_mgr_t *uc_mgr ATTRIBUTE_UNUSED,
sdev = calloc(1, sizeof(struct dev_list_node));
if (sdev == NULL)
return -ENOMEM;
if (uc_mgr->conf_format < 3) {
err = parse_string(n, &sdev->name);
} else {
err = parse_string_substitute(uc_mgr, n, &sdev->name);
}
err = parse_string_substitute3(uc_mgr, n, &sdev->name);
if (err < 0) {
free(sdev);
return err;
@ -576,11 +593,7 @@ static int parse_component_seq(snd_use_case_mgr_t *uc_mgr,
char *val;
int err;
if (uc_mgr->conf_format < 3) {
err = parse_string(n, &val);
} else {
err = parse_string_substitute(uc_mgr, n, &val);
}
err = parse_string_substitute3(uc_mgr, n, &val);
if (err < 0)
return err;
@ -1604,23 +1617,24 @@ static int parse_master_section(snd_use_case_mgr_t *uc_mgr, snd_config_t *cfg,
{
snd_config_iterator_t i, next;
snd_config_t *n;
const char *use_case_name, *file = NULL, *comment = NULL;
char *use_case_name, *file = NULL, *comment = NULL;
int err;
if (snd_config_get_id(cfg, &use_case_name) < 0) {
uc_error("unable to get name for use case section");
return -EINVAL;
}
if (snd_config_get_type(cfg) != SND_CONFIG_TYPE_COMPOUND) {
uc_error("compound type expected for use case section");
return -EINVAL;
}
err = parse_get_safe_name(uc_mgr, cfg, NULL, &use_case_name);
if (err < 0) {
uc_error("unable to get name for use case section");
return err;
}
/* in-place evaluation */
err = uc_mgr_evaluate_inplace(uc_mgr, cfg);
if (err < 0)
return err;
goto __error;
/* parse master config sections */
snd_config_for_each(i, next, cfg) {
@ -1631,20 +1645,20 @@ static int parse_master_section(snd_use_case_mgr_t *uc_mgr, snd_config_t *cfg,
/* get use case verb file name */
if (strcmp(id, "File") == 0) {
err = snd_config_get_string(n, &file);
err = parse_string_substitute3(uc_mgr, n, &file);
if (err < 0) {
uc_error("failed to get File");
return err;
goto __error;
}
continue;
}
/* get optional use case comment */
if (strncmp(id, "Comment", 7) == 0) {
err = snd_config_get_string(n, &comment);
err = parse_string_substitute3(uc_mgr, n, &comment);
if (err < 0) {
uc_error("error: failed to get Comment");
return err;
goto __error;
}
continue;
}
@ -1657,11 +1671,18 @@ static int parse_master_section(snd_use_case_mgr_t *uc_mgr, snd_config_t *cfg,
/* do we have both use case name and file ? */
if (!file) {
uc_error("error: use case missing file");
return -EINVAL;
err = -EINVAL;
goto __error;
}
/* parse verb file */
return parse_verb_file(uc_mgr, use_case_name, comment, file);
err = parse_verb_file(uc_mgr, use_case_name, comment, file);
__error:
free(use_case_name);
free(file);
free(comment);
return err;
}
/*