[PATCH 20/34] PR: Add support to handle PR PASN auth tx status

[Peddolla Harshavardhan Reddy <peddolla@xxxxxxxxxxxxxxxx>]

Add changes to check if an ACK is received for transmitted PASN frame
that contains Proximity Ranging IE's.

Signed-off-by: Peddolla Harshavardhan Reddy <peddolla@xxxxxxxxxxxxxxxx>
---
 src/common/proximity_ranging.c | 35 ++++++++++++++++++++++++++++++++++
 src/common/proximity_ranging.h |  2 ++
 wpa_supplicant/events.c        | 12 ++++++++++++
 wpa_supplicant/pr_supplicant.c | 12 ++++++++++++
 wpa_supplicant/pr_supplicant.h |  9 +++++++++
 5 files changed, 70 insertions(+)

diff --git a/src/common/proximity_ranging.c b/src/common/proximity_ranging.c
index 3d2c90222..80e6b8b22 100644
--- a/src/common/proximity_ranging.c
+++ b/src/common/proximity_ranging.c
@@ -1460,4 +1460,39 @@ out:
 	return ret;
 }
 
+
+int pr_pasn_auth_tx_status(struct pr_data *pr, const u8 *data, size_t data_len,
+			   bool acked)
+{
+	int ret = 0;
+	struct pr_device *dev;
+	struct pasn_data *pasn;
+	const struct ieee80211_mgmt *mgmt =
+		(const struct ieee80211_mgmt *) data;
+
+	if (!pr)
+		return -1;
+
+	dev = pr_get_device(pr, mgmt->da);
+	if (!dev || !dev->pasn) {
+		wpa_printf(MSG_DEBUG, "PR PASN: Peer not found " MACSTR,
+			   MAC2STR(mgmt->da));
+		return -1;
+	}
+
+	pasn = dev->pasn;
+	wpa_printf(MSG_DEBUG, "PR PASN: ACK received From " MACSTR,
+		   MAC2STR(mgmt->da));
+
+	ret = wpa_pasn_auth_tx_status(pasn, data, data_len, acked);
+	if (ret != 1 && !acked && pasn->frame)
+		return pasn->send_mgmt(pasn->cb_ctx, wpabuf_head(pasn->frame),
+				       wpabuf_len(pasn->frame), 0, pasn->freq,
+				       1000);
+	wpabuf_free(pasn->frame);
+	pasn->frame = NULL;
+
+	return 0;
+}
+
 #endif /* CONFIG_PASN */
diff --git a/src/common/proximity_ranging.h b/src/common/proximity_ranging.h
index 498697828..0ed9fa65e 100644
--- a/src/common/proximity_ranging.h
+++ b/src/common/proximity_ranging.h
@@ -429,5 +429,7 @@ void pr_process_usd_elems(struct pr_data *pr, const u8 *ies, u16 ies_len,
 int pr_initiate_pasn_auth(struct pr_data *pr, const u8 *addr, int freq,
 			  u8 auth_mode, u8 ranging_role, u8 ranging_type,
 			  int forced_pr_freq);
+int pr_pasn_auth_tx_status(struct pr_data *pr, const u8 *data, size_t data_len,
+			   bool acked);
 
 #endif /* PROXIMITY_RANGING_H */
diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index 00b733a1c..ddc099572 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -53,6 +53,7 @@
 #include "wmm_ac.h"
 #include "nan_usd.h"
 #include "dpp_supplicant.h"
+#include "pr_supplicant.h"
 
 
 #define MAX_OWE_TRANSITION_BSS_SELECT_COUNT 5
@@ -6485,6 +6486,17 @@ void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
 						 data->tx_status.ack) == 0)
 			break;
 #endif /* CONFIG_P2P */
+#ifdef CONFIG_PR
+		if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
+		    data->tx_status.stype == WLAN_FC_STYPE_AUTH &&
+		    !wpa_s->pasn_auth_work &&
+		    wpa_s->pr_pasn_auth_work &&
+		    wpas_pr_pasn_auth_tx_status(wpa_s,
+						data->tx_status.data,
+						data->tx_status.data_len,
+						data->tx_status.ack) == 0)
+			break;
+#endif /* CONFIG_PR */
 		if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
 		    data->tx_status.stype == WLAN_FC_STYPE_AUTH &&
 		    wpas_pasn_auth_tx_status(wpa_s, data->tx_status.data,
diff --git a/wpa_supplicant/pr_supplicant.c b/wpa_supplicant/pr_supplicant.c
index 00ab9f341..8450ed571 100644
--- a/wpa_supplicant/pr_supplicant.c
+++ b/wpa_supplicant/pr_supplicant.c
@@ -347,4 +347,16 @@ int wpas_pr_initiate_pasn_auth(struct wpa_supplicant *wpa_s,
 	return 0;
 }
 
+
+int wpas_pr_pasn_auth_tx_status(struct wpa_supplicant *wpa_s, const u8 *data,
+				size_t data_len, bool acked)
+{
+	struct pr_data *pr = wpa_s->global->pr;
+
+	if (!wpa_s->pr_pasn_auth_work)
+		return -1;
+
+	return pr_pasn_auth_tx_status(pr, data, data_len, acked);
+}
+
 #endif /* CONFIG_PASN */
diff --git a/wpa_supplicant/pr_supplicant.h b/wpa_supplicant/pr_supplicant.h
index 499f640e9..3ec81cc8d 100644
--- a/wpa_supplicant/pr_supplicant.h
+++ b/wpa_supplicant/pr_supplicant.h
@@ -26,6 +26,8 @@ int wpas_pr_initiate_pasn_auth(struct wpa_supplicant *wpa_s,
 			       const u8 *peer_addr, int freq, u8 auth_mode,
 			       u8 ranging_role, u8 ranging_type,
 			       int forced_pr_freq);
+int wpas_pr_pasn_auth_tx_status(struct wpa_supplicant *wpa_s, const u8 *data,
+				size_t data_len, bool acked);
 #else /* CONFIG_PR */
 static inline int wpas_pr_init(struct wpa_global *global,
 			       struct wpa_supplicant *wpa_s)
@@ -62,6 +64,13 @@ static inline int wpas_pr_initiate_pasn_auth(struct wpa_supplicant *wpa_s,
 	return 0;
 }
 
+static inline int wpas_pr_pasn_auth_tx_status(struct wpa_supplicant *wpa_s,
+					      const u8 *data, size_t data_len,
+					      bool acked)
+{
+	return 0;
+}
+
 #endif /* CONFIG_PR */
 
 #endif /*PR_SUPPLICANT_H */
-- 
2.34.1


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