static inline char *blobmsg_get_string(struct blob_attr *attr)
{
+ if (!attr)
+ return NULL;
+
return (char *) blobmsg_data(attr);
}
void *blobmsg_realloc_string_buffer(struct blob_buf *buf, unsigned int maxlen);
void blobmsg_add_string_buffer(struct blob_buf *buf);
-void blobmsg_vprintf(struct blob_buf *buf, const char *name, const char *format, va_list arg);
-void blobmsg_printf(struct blob_buf *buf, const char *name, const char *format, ...)
+int blobmsg_vprintf(struct blob_buf *buf, const char *name, const char *format, va_list arg);
+int blobmsg_printf(struct blob_buf *buf, const char *name, const char *format, ...)
__attribute__((format(printf, 3, 4)));