44 int snd_utils_get_int(struct snd_node *node, const char *prop, int *val)  in snd_utils_get_int()  argument
46 	if (!node || !node->card_node || !node->dev_node)  in snd_utils_get_int()
49 	return node->get_int(node->dev_node, prop, val);  in snd_utils_get_int()
52 int snd_utils_get_str(struct snd_node *node, const char *prop, char **val)  in snd_utils_get_str()  argument
54 	if (!node || !node->card_node || !node->dev_node)  in snd_utils_get_str()
57 	return node->get_str(node->dev_node, prop, val);  in snd_utils_get_str()
60 void snd_utils_put_dev_node(struct snd_node *node)  in snd_utils_put_dev_node()  argument
62 	if (!node)  in snd_utils_put_dev_node()
65 	if (node->card_node)  in snd_utils_put_dev_node()
66 		node->put_card(node->card_node);  in snd_utils_put_dev_node()
68 	if (node->dl_hdl)  in snd_utils_put_dev_node()
69 		dlclose(node->dl_hdl);  in snd_utils_put_dev_node()
71 	free(node);  in snd_utils_put_dev_node()
74 enum snd_node_type snd_utils_get_node_type(struct snd_node *node)  in snd_utils_get_node_type()  argument
78 	if (!node || !node->card_node || !node->dev_node)  in snd_utils_get_node_type()
81 	node->get_int(node->dev_node, "type", &val);  in snd_utils_get_node_type()
87 static int snd_utils_resolve_symbols(struct snd_node *node)  in snd_utils_resolve_symbols()  argument
89 	void *dl = node->dl_hdl;  in snd_utils_resolve_symbols()
92 	SND_DLSYM(dl, node->get_card, "snd_card_def_get_card", err);  in snd_utils_resolve_symbols()
95 	SND_DLSYM(dl, node->put_card, "snd_card_def_put_card", err);  in snd_utils_resolve_symbols()
98 	SND_DLSYM(dl, node->get_node, "snd_card_def_get_node", err);  in snd_utils_resolve_symbols()
101 	SND_DLSYM(dl, node->get_int, "snd_card_def_get_int", err);  in snd_utils_resolve_symbols()
104 	SND_DLSYM(dl, node->get_str, "snd_card_def_get_str", err);  in snd_utils_resolve_symbols()
113 	struct snd_node *node;  in snd_utils_get_dev_node()  local
116 	node = calloc(1, sizeof(*node));  in snd_utils_get_dev_node()
117 	if (!node)  in snd_utils_get_dev_node()
120 	node->dl_hdl = dlopen("libsndcardparser.so", RTLD_NOW);  in snd_utils_get_dev_node()
121 	if (!node->dl_hdl) {  in snd_utils_get_dev_node()
125 	rc = snd_utils_resolve_symbols(node);  in snd_utils_get_dev_node()
129 	node->card_node = node->get_card(card);  in snd_utils_get_dev_node()
130 	if (!node->card_node)  in snd_utils_get_dev_node()
133 	node->dev_node = node->get_node(node->card_node,  in snd_utils_get_dev_node()
135 	if (!node->dev_node)  in snd_utils_get_dev_node()
138 	return node;  in snd_utils_get_dev_node()
141 	node->put_card(node->card_node);  in snd_utils_get_dev_node()
144 	dlclose(node->dl_hdl);  in snd_utils_get_dev_node()
147 	free(node);  in snd_utils_get_dev_node()