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From:   Abhay Maheta <abhay.maheshbhai.maheta@intel.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     Abhay Maheta <abhay.maheshbhai.maheta@intel.com>
Subject: [PATCH BlueZ v2 2/6] shared/bap: Add support to set stream metadata
Date:   Thu, 29 Dec 2022 17:58:19 +0530
Message-Id: <20221229122821.340073-3-abhay.maheshbhai.maheta@intel.com>
In-Reply-To: <20221229122821.340073-1-abhay.maheshbhai.maheta@intel.com>
References: <20221229122821.340073-1-abhay.maheshbhai.maheta@intel.com>
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This adds new API to set stream metadata.
---
 src/shared/bap.c | 30 +++++++++++++++++++++++-------
 src/shared/bap.h |  2 ++
 2 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/src/shared/bap.c b/src/shared/bap.c
index 0cafb75e6..b3c65283e 100644
--- a/src/shared/bap.c
+++ b/src/shared/bap.c
@@ -344,8 +344,10 @@ static void pac_foreach(void *data, void *user_data)
 
 	p = util_iov_push(iov, sizeof(*p));
 	p->codec.id = pac->codec.id;
-	p->codec.cid = pac->codec.cid;
-	p->codec.vid = pac->codec.vid;
+	if (p->codec.id == 0xff) {
+		p->codec.cid = cpu_to_le16(pac->codec.cid);
+		p->codec.vid = cpu_to_le16(pac->codec.vid);
+	}
 
 	if (pac->data) {
 		p->cc_len = pac->data->iov_len;
@@ -2773,7 +2775,7 @@ static void bap_parse_pacs(struct bt_bap *bap, uint8_t type,
 		struct bt_pac *p;
 		struct bt_ltv *cc;
 		struct bt_pac_metadata *meta;
-		struct iovec data, metadata;
+		struct iovec data, *metadata = NULL;
 
 		p = util_iov_pull_mem(&iov, sizeof(*p));
 		if (!p) {
@@ -2802,8 +2804,11 @@ static void bap_parse_pacs(struct bt_bap *bap, uint8_t type,
 		data.iov_len = p->cc_len;
 		data.iov_base = cc;
 
-		metadata.iov_len = meta->len;
-		metadata.iov_base = meta->data;
+		if (meta->len) {
+			metadata = new0(struct iovec, 1);
+			metadata->iov_len = meta->len;
+			metadata->iov_base = meta->data;
+		}
 
 		util_iov_pull_mem(&iov, meta->len);
 
@@ -2813,12 +2818,14 @@ static void bap_parse_pacs(struct bt_bap *bap, uint8_t type,
 		/* Check if there is already a PAC record for the codec */
 		pac = bap_pac_find(bap->rdb, type, &p->codec);
 		if (pac) {
-			bap_pac_merge(pac, &data, &metadata);
+			bap_pac_merge(pac, &data, metadata);
+			free(metadata);
 			continue;
 		}
 
 		pac = bap_pac_new(bap->rdb, NULL, type, &p->codec, NULL, &data,
-								&metadata);
+								metadata);
+		free(metadata);
 		if (!pac)
 			continue;
 
@@ -4591,6 +4598,15 @@ struct bt_bap_qos *bt_bap_stream_get_qos(struct bt_bap_stream *stream)
 	return &stream->qos;
 }
 
+void bt_bap_stream_set_metadata(struct bt_bap_stream *stream,
+				struct iovec *meta)
+{
+	if (!stream)
+		return;
+
+	stream_metadata(stream, meta, NULL);
+}
+
 struct iovec *bt_bap_stream_get_metadata(struct bt_bap_stream *stream)
 {
 	if (!stream)
diff --git a/src/shared/bap.h b/src/shared/bap.h
index 47a15636c..bcf830ceb 100644
--- a/src/shared/bap.h
+++ b/src/shared/bap.h
@@ -248,6 +248,8 @@ uint8_t bt_bap_stream_get_dir(struct bt_bap_stream *stream);
 uint32_t bt_bap_stream_get_location(struct bt_bap_stream *stream);
 struct iovec *bt_bap_stream_get_config(struct bt_bap_stream *stream);
 struct bt_bap_qos *bt_bap_stream_get_qos(struct bt_bap_stream *stream);
+void bt_bap_stream_set_metadata(struct bt_bap_stream *stream,
+					struct iovec *meta);
 struct iovec *bt_bap_stream_get_metadata(struct bt_bap_stream *stream);
 
 struct io *bt_bap_stream_get_io(struct bt_bap_stream *stream);
-- 
2.25.1