mgmt/osdp: Rename pd offset as index

CP has an array of PDs and pd->offset was the position of the PD in CP's
list. Since offset has many meanings, rename it to pd->idx.

Signed-off-by: Siddharth Chandrasekaran <[email protected]>

Author: sidcha

subsys/mgmt/osdp/src/osdp.c

@@ -150,7 +150,7 @@ static struct osdp *osdp_build_ctx(struct osdp_channel *channel)
 
 	for (i = 0; i < CONFIG_OSDP_NUM_CONNECTED_PD; i++) {
 		pd = TO_PD(ctx, i);
-		pd->offset = i;
+		pd->idx = i;
 		pd->seq_number = -1;
 		pd->__parent = ctx;
 		pd->address = pd_adddres[i];

subsys/mgmt/osdp/src/osdp_common.h

@@ -415,7 +415,7 @@ struct osdp_secure_channel {
 
 struct osdp_pd {
 	void *__parent;
-	int offset;
+	int idx;
 	uint32_t flags;
 
 	/* OSDP specified data */

subsys/mgmt/osdp/src/osdp_cp.c

@@ -407,7 +407,7 @@ static int cp_decode_response(struct osdp_pd *pd, uint8_t *buf, int len)
 		if (cp->notifier.keypress) {
 			for (i = 0; i < t1; i++) {
 				t2 = buf[pos + i]; /* key data */
-				cp->notifier.keypress(pd->offset, t2);
+				cp->notifier.keypress(pd->idx, t2);
 			}
 		}
 		ret = OSDP_CP_ERR_NONE;
@@ -424,7 +424,7 @@ static int cp_decode_response(struct osdp_pd *pd, uint8_t *buf, int len)
 			break;
 		}
 		if (cp->notifier.cardread) {
-			cp->notifier.cardread(pd->offset, t1, buf + pos, t2);
+			cp->notifier.cardread(pd->idx, t1, buf + pos, t2);
 		}
 		ret = OSDP_CP_ERR_NONE;
 		break;
@@ -439,7 +439,7 @@ static int cp_decode_response(struct osdp_pd *pd, uint8_t *buf, int len)
 			break;
 		}
 		if (cp->notifier.cardread) {
-			cp->notifier.cardread(pd->offset, OSDP_CARD_FMT_ASCII,
+			cp->notifier.cardread(pd->idx, OSDP_CARD_FMT_ASCII,
 					      buf + pos, t1);
 		}
 		ret = OSDP_CP_ERR_NONE;