1 files changed, 92 insertions, 0 deletions
diff --git a/alsa-binding/Alsa-ApiHat.h b/alsa-binding/Alsa-ApiHat.h
new file mode 100644
index 0000000..c0e1a1a
--- /dev/null
+++ b/alsa-binding/Alsa-ApiHat.h
@@ -0,0 +1,92 @@
+/*
+ * AlsaLibMapping -- provide low level interface with ALSA lib (extracted from alsa-json-gateway code)
+ * Copyright (C) 2015,2016,2017, Fulup Ar Foll fulup@iot.bzh
+ *
+ * Licensed 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 ALSALIBMAPPING_H
+#define ALSALIBMAPPING_H
+
+
+#include <alsa/asoundlib.h>
+#include <systemd/sd-event.h>
+
+#define AFB_BINDING_VERSION 2
+#include <afb/afb-binding.h>
+#include <json-c/json.h>
+#include <filescan-utils.h>
+#include <wrap-json.h>
+
+// Waiting for official macro from José
+#define AFB_GET_VERBOSITY afb_get_verbosity_v2()
+
+// Soft control have dynamically allocated numid
+#define CTL_AUTO -1
+
+typedef enum {
+  QUERY_QUIET   =0,
+  QUERY_COMPACT =1,
+  QUERY_VERBOSE =2,
+  QUERY_FULL    =3,
+} queryModeE;
+
+typedef enum {
+    ACTION_SET,
+    ACTION_GET
+} ActionSetGetT;
+
+// generic structure to pass parsed query values
+typedef struct {
+  const char *devid;
+  json_object *numidsJ;
+  queryModeE mode;
+  int count;
+} queryValuesT;
+
+// use to store crl numid user request
+typedef struct {
+    unsigned int numId;
+    json_object *jToken;
+    json_object *valuesJ;
+    int used;
+} ctlRequestT;
+
+// import from AlsaAfbBinding
+extern const struct afb_binding_interface *afbIface;
+PUBLIC json_object *alsaCheckQuery (struct afb_req request, queryValuesT *queryValues);
+
+// AlseCoreSetGet exports
+PUBLIC int alsaGetSingleCtl (snd_ctl_t *ctlDev, snd_ctl_elem_id_t *elemId, ctlRequestT *ctlRequest, queryModeE queryMode);
+PUBLIC void alsaGetInfo (struct afb_req request);
+PUBLIC void alsaGetCtls(struct afb_req request);
+PUBLIC void alsaSetCtls(struct afb_req request);
+
+
+// AlsaUseCase exports
+PUBLIC void alsaUseCaseQuery(struct afb_req request);
+PUBLIC void alsaUseCaseSet(struct afb_req request);
+PUBLIC void alsaUseCaseGet(struct afb_req request);
+PUBLIC void alsaUseCaseClose(struct afb_req request);
+PUBLIC void alsaUseCaseReset(struct afb_req request);
+PUBLIC void alsaAddCustomCtls(struct afb_req request);
+
+// AlsaRegEvt
+PUBLIC void alsaEvtSubcribe (struct afb_req request);
+PUBLIC void alsaGetCardId (struct afb_req request);
+PUBLIC void alsaRegisterHal (struct afb_req request);
+PUBLIC void alsaActiveHal (struct afb_req request);
+
+#endif /* ALSALIBMAPPING_H */
+