Simplifications and small fixes.

[libsigrok.git] / sigrok.h

diff --git a/sigrok.h b/sigrok.h
index aec127405bdde49b13ab5a0febf316e5a1e8f020..ede379bb24aa101f0517c48ca11722b802dc3d2f 100644 (file)
--- a/sigrok.h
+++ b/sigrok.h
@@ -358,7 +358,7 @@ GSList *list_hwplugins(void);
 
 /* Generic device instances */
 struct sigrok_device_instance *sigrok_device_instance_new(int index,
-       int status, char *vendor, char *model, char *version);
+       int status, const char *vendor, const char *model, const char *version);
 struct sigrok_device_instance *get_sigrok_device_instance(
                        GSList *device_instances, int device_index);
 void sigrok_device_instance_free(struct sigrok_device_instance *sdi);
@@ -369,7 +369,8 @@ struct usb_device_instance *usb_device_instance_new(uint8_t bus,
 void usb_device_instance_free(struct usb_device_instance *usb);
 
 /* Serial-specific instances */
-struct serial_device_instance *serial_device_instance_new(char *port, int fd);
+struct serial_device_instance *serial_device_instance_new(
+                                       const char *port, int fd);
 void serial_device_instance_free(struct serial_device_instance *serial);
 
 int find_hwcap(int *capabilities, int hwcap);