[wip] nimble/ll: Add initial Channel Sounding scheduling

apps/cs_initiator/pkg.yml

@@ -0,0 +1,37 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+pkg.name: apps/cs_initiator
+pkg.type: app
+pkg.description: Simple BLE central application.
+pkg.author: "Apache Mynewt <dev@mynewt.apache.org>"
+pkg.homepage: "http://mynewt.apache.org/"
+pkg.keywords:
+
+pkg.deps:
+    - "@apache-mynewt-core/kernel/os"
+    - "@apache-mynewt-core/sys/console"
+    - "@apache-mynewt-core/sys/log"
+    - "@apache-mynewt-core/sys/log/modlog"
+    - "@apache-mynewt-core/sys/stats"
+    - "@apache-mynewt-core/crypto/mbedtls"
+    - "@apache-mynewt-core/test/testutil"
+    - nimble/host
+    - nimble/host/util
+    - nimble/host/services/gap
+    - nimble/host/services/gatt
+    - nimble/host/store/config

apps/cs_initiator/src/cs_initiator.h

@@ -0,0 +1,106 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef H_CS_INITIATOR_
+#define H_CS_INITIATOR_
+
+#include "os/mynewt.h"
+#include "modlog/modlog.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct ble_hs_adv_fields;
+struct ble_gap_conn_desc;
+struct ble_hs_cfgble_hs_cfg;
+
+#define GATT_SVR_SVC_CHANNEL_SOUNDING_UUID 0xffff
+#define GATT_SVR_CHR_TOD_TOA_UUID          0xfffe
+#define GATT_SVR_CHR_TOD_TOA_UUID          0xfffe
+
+/** Misc. */
+void print_bytes(const uint8_t *bytes, int len);
+void print_mbuf(const struct os_mbuf *om);
+char *addr_str(const void *addr);
+void print_uuid(const ble_uuid_t *uuid);
+void print_conn_desc(const struct ble_gap_conn_desc *desc);
+void print_adv_fields(const struct ble_hs_adv_fields *fields);
+
+/** Peer. */
+struct peer_dsc {
+    SLIST_ENTRY(peer_dsc) next;
+    struct ble_gatt_dsc dsc;
+};
+SLIST_HEAD(peer_dsc_list, peer_dsc);
+
+struct peer_chr {
+    SLIST_ENTRY(peer_chr) next;
+    struct ble_gatt_chr chr;
+
+    struct peer_dsc_list dscs;
+};
+SLIST_HEAD(peer_chr_list, peer_chr);
+
+struct peer_svc {
+    SLIST_ENTRY(peer_svc) next;
+    struct ble_gatt_svc svc;
+
+    struct peer_chr_list chrs;
+};
+SLIST_HEAD(peer_svc_list, peer_svc);
+
+struct peer;
+typedef void peer_disc_fn(const struct peer *peer, int status, void *arg);
+
+struct peer {
+    SLIST_ENTRY(peer) next;
+
+    uint16_t conn_handle;
+
+    /** List of discovered GATT services. */
+    struct peer_svc_list svcs;
+
+    /** Keeps track of where we are in the service discovery process. */
+    uint16_t disc_prev_chr_val;
+    struct peer_svc *cur_svc;
+
+    /** Callback that gets executed when service discovery completes. */
+    peer_disc_fn *disc_cb;
+    void *disc_cb_arg;
+};
+
+int peer_disc_all(uint16_t conn_handle, peer_disc_fn *disc_cb,
+                  void *disc_cb_arg);
+const struct peer_dsc *
+peer_dsc_find_uuid(const struct peer *peer, const ble_uuid_t *svc_uuid,
+                   const ble_uuid_t *chr_uuid, const ble_uuid_t *dsc_uuid);
+const struct peer_chr *
+peer_chr_find_uuid(const struct peer *peer, const ble_uuid_t *svc_uuid,
+                   const ble_uuid_t *chr_uuid);
+const struct peer_svc *
+peer_svc_find_uuid(const struct peer *peer, const ble_uuid_t *uuid);
+int peer_delete(uint16_t conn_handle);
+int peer_add(uint16_t conn_handle);
+int peer_init(int max_peers, int max_svcs, int max_chrs, int max_dscs);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif