Add usbg_get_function_name() and usbg_get_function_name_len()
to avoid direct function structure members access.
Signed-off-by: Krzysztof Opasiak <k.opasiak@xxxxxxxxxxx>
---
include/usbg/usbg.h | 16 ++++++++++++++++
src/usbg.c | 10 ++++++++++
2 files changed, 26 insertions(+)
diff --git a/include/usbg/usbg.h b/include/usbg/usbg.h
index 711772c..5b8f482 100644
--- a/include/usbg/usbg.h
+++ b/include/usbg/usbg.h
@@ -451,6 +451,22 @@ extern void usbg_set_gadget_product(struct gadget *g, int lang, char *prd);
extern struct function *usbg_create_function(struct gadget *g, enum function_type type,
char *instance, union attrs *f_attrs);
+/**
+ * @brief Get function name length
+ * @param f Config which name length should be returned
+ * @return Length of name string or -1 if error occurred.
+ */
+extern size_t usbg_get_function_name_len(struct function *f);
+
+/**
+ * @brieg Get config name
+ * @param f Pointer to function
+ * @param buf Buffer where name should be copied
+ * @param len Length of given buffer
+ * @return Pointer to destination or NULL if error occurred.
+ */
+extern char *usbg_get_function_name(struct function *f, char *buf, size_t len);
+
/* USB configurations allocation and configuration */
/**
diff --git a/src/usbg.c b/src/usbg.c
index 6a31de5..9a461dd 100644
--- a/src/usbg.c
+++ b/src/usbg.c
@@ -945,6 +945,16 @@ char *usbg_get_config_name(struct config *c, char *buf, size_t len)
return c ? strncpy(buf, c->name, len) : NULL;
}
+size_t usbg_get_function_name_len(struct function *f)
+{
+ return f ? strlen(f->name) : -1;
+}
+
+char *usbg_get_function_name(struct function *f, char *buf, size_t len)
+{
+ return f ? strncpy(buf, f->name, len) : NULL;
+}
+
void usbg_set_config_attrs(struct config *c, struct config_attrs *c_attrs)
{
if (!c || !c_attrs)
--
1.7.9.5
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