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From:   Abhay Maheta <abhay.maheshbhai.maheta@intel.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     "Maheta, Abhay" <abhay.maheshbhai.maheta@intel.com>
Subject: [PATCH BlueZ 2/5] shared/bap: Add support to set stream metadata
Date:   Sat, 29 Oct 2022 22:34:05 +0530
Message-Id: <20221029170408.175533-3-abhay.maheshbhai.maheta@intel.com>
In-Reply-To: <20221029170408.175533-1-abhay.maheshbhai.maheta@intel.com>
References: <20221029170408.175533-1-abhay.maheshbhai.maheta@intel.com>
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From: "Maheta, Abhay" <abhay.maheshbhai.maheta@intel.com>

This adds new API to set stream metadata.
---
 src/shared/bap.c | 20 ++++++++++++++++----
 src/shared/bap.h |  2 ++
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/shared/bap.c b/src/shared/bap.c
index 0ae0eba33..cc89d65a3 100644
--- a/src/shared/bap.c
+++ b/src/shared/bap.c
@@ -2787,7 +2787,7 @@ 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 = iov_pull_mem(&iov, sizeof(*p));
 		if (!p) {
@@ -2816,13 +2816,16 @@ 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;
+		}
 
 		iov_pull_mem(&iov, meta->len);
 
 		pac = bap_pac_new(bap->rdb, NULL, type, &p->codec, NULL, &data,
-								&metadata);
+								metadata);
 		if (!pac)
 			continue;
 
@@ -4567,6 +4570,15 @@ 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->meta = meta;
+}
+
 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 923669f32..0c83726da 100644
--- a/src/shared/bap.h
+++ b/src/shared/bap.h
@@ -249,6 +249,8 @@ 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