Add RFID_OPT_14443A_WUPA to request WUPA instead of REQA (Rainer Keller <mail@rainerk...

[librfid] / src / rfid_layer2_iso14443a.c

diff --git a/src/rfid_layer2_iso14443a.c b/src/rfid_layer2_iso14443a.c
index 429577c..4716018 100644 (file)
--- a/src/rfid_layer2_iso14443a.c
+++ b/src/rfid_layer2_iso14443a.c
@@ -280,6 +280,13 @@ iso14443a_setopt(struct rfid_layer2_handle *handle, int optname,
                speed = *(unsigned int *)optval;
                ret = rdr->iso14443a.set_speed(handle->rh, 1, speed);
                break;
+       case RFID_OPT_14443A_WUPA:
+               if((unsigned int*)optval)
+                       handle->flags |= RFID_OPT_LAYER2_WUP;
+               else
+                       handle->flags &= ~RFID_OPT_LAYER2_WUP;
+               ret = 0;
+               break;
        };
 
        return ret;
@@ -287,17 +294,22 @@ iso14443a_setopt(struct rfid_layer2_handle *handle, int optname,
 
 static int
 iso14443a_getopt(struct rfid_layer2_handle *handle, int optname,
-                void *optval, unsigned int optlen)
+                void *optval, unsigned int *optlen)
 {
        int ret = -EINVAL;
        struct iso14443a_handle *h = &handle->priv.iso14443a;
        struct iso14443a_atqa *atqa = optval;
+       int *wupa = optval;
 
        switch (optname) {
        case RFID_OPT_14443A_ATQA:
                *atqa = h->atqa;
                ret = 0;
                break;
+       case RFID_OPT_14443A_WUPA:
+               *wupa = ((handle->flags & RFID_OPT_LAYER2_WUP) != 0);
+               ret = 0;
+               break;
        };
 
        return ret;