Changeset 504f1ea3 in mainline

Timestamp:

2013-03-17T16:23:08Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

9e1800c

Parents:

059490c2

Message:

libhound: Add client side protocol skeleton

Location:

uspace/lib/hound/src

Files:

• protocol.c (modified) (2 diffs)
• protocol.h (modified) (2 diffs)

uspace/lib/hound/src/protocol.c

@@ -46 +46 @@
 #include "server.h"
 
+enum ipc_methods {
+        IPC_M_HOUND_CONTEXT_REGISTER = IPC_FIRST_USER_METHOD,
+        IPC_M_HOUND_CONTEXT_UNREGISTER,
+        IPC_M_HOUND_STREAM_START,
+        IPC_M_HOUND_STREAM_STOP,
+        IPC_M_HOUND_STREAM_DRAIN,
+        IPC_M_HOUND_STREAM_WRITE,
+        IPC_M_HOUND_STREAM_READ,
+};
+
 const char *HOUND_SERVICE = "audio/hound";
 
@@ -63 +73 @@
                 async_hangup(sess);
 }
+
+hound_context_id_t hound_service_register_context(hound_sess_t *sess,
+    const char *name)
+{
+        assert(sess);
+        assert(name);
+        async_exch_t *exch = async_exchange_begin(sess);
+        const int ret =
+            async_req_1_0(exch, IPC_M_HOUND_CONTEXT_REGISTER, str_size(name));
+        //TODO send the string
+        async_exchange_end(exch);
+        return ret;
+}
+
+int hound_service_unregister_context(hound_sess_t *sess, hound_context_id_t id)
+{
+        assert(sess);
+        async_exch_t *exch = async_exchange_begin(sess);
+        const int ret =
+            async_req_1_0(exch, IPC_M_HOUND_CONTEXT_UNREGISTER, id);
+        async_exchange_end(exch);
+        return ret;
+}
+
+int hound_service_stream_enter(async_exch_t *exch, hound_context_id_t id,
+    int flags, pcm_format_t format, size_t bsize)
+{
+        return ENOTSUP;
+}
+
+int hound_service_stream_exit(async_exch_t *exch)
+{
+        return ENOTSUP;
+}
+
+int hound_service_stream_drain(async_exch_t *exch)
+{
+        return ENOTSUP;
+}
+
+int hound_service_stream_write(async_exch_t *exch, const void *data, size_t size)
+{
+        return ENOTSUP;
+}
+
+int hound_service_stream_read(async_exch_t *exch, void *data, size_t size)
+{
+        return ENOTSUP;
+}
+
 
 /***

uspace/lib/hound/src/protocol.h

@@ -44 +44 @@
 typedef async_sess_t hound_sess_t;
 typedef int hound_context_id_t;
-typedef int hound_stream_id_t;
 
 hound_sess_t *hound_service_connect(const char *service);
@@ -51 +50 @@
 hound_context_id_t hound_service_register_context(hound_sess_t *sess,
     const char *name);
-int hound_service_unregister_context(hound_sess_t *sess);
+int hound_service_unregister_context(hound_sess_t *sess, hound_context_id_t id);
 
-hound_stream_id_t hound_service_stream_add(hound_sess_t *sess, int flags,
-    pcm_format_t format, size_t bsize);
-int hound_service_stream_remove(hound_sess_t *sess, hound_stream_id_t);
-int hound_service_stream_drain(hound_sess_t *sess, hound_stream_id_t);
+int hound_service_stream_enter(async_exch_t *exch, hound_context_id_t id,
+    int flags, pcm_format_t format, size_t bsize);
+int hound_service_stream_drain(async_exch_t *exch);
+int hound_service_stream_exit(async_exch_t *exch);
 
-int hound_service_stream_write(async_exch_t *exch, hound_stream_id_t,
-    const void *data, size_t size);
-int hound_service_stream_read(async_exch_t *exch, hound_stream_id_t,
-    void *data, size_t size);
+int hound_service_stream_write(async_exch_t *exch, const void *data, size_t size);
+int hound_service_stream_read(async_exch_t *exch, void *data, size_t size);