Modules/UDI - Attributes, PIO, CB allocation and channel_spawn

[tpg/acess2.git] / KernelLand / Modules / Interfaces / UDI / udi_lib / imc.c

diff --git a/KernelLand/Modules/Interfaces/UDI/udi_lib/imc.c b/KernelLand/Modules/Interfaces/UDI/udi_lib/imc.c
index cd15e07..31fd6e2 100644 (file)
--- a/KernelLand/Modules/Interfaces/UDI/udi_lib/imc.c
+++ b/KernelLand/Modules/Interfaces/UDI/udi_lib/imc.c
@@ -2,8 +2,10 @@
  * \file imc.c
  * \author John Hodge (thePowersGang)
  */
+#define DEBUG  1
 #include <acess.h>
 #include <udi.h>
+#include "../udi_internal.h"
 
 // === EXPORTS ===
 EXPORT(udi_channel_anchor);
@@ -22,7 +24,7 @@ void udi_channel_anchor(
        udi_channel_t channel, udi_index_t ops_idx, void *channel_context
        )
 {
-       Warning("%s Unimplemented", __func__);
+       UNIMPLEMENTED();
 }
 
 /**
@@ -33,7 +35,24 @@ extern void udi_channel_spawn(
        udi_index_t ops_idx, void *channel_context
        )
 {
-       Warning("%s Unimplemented", __func__);
+       LOG("gcb=%p,channel=%p", gcb, channel, spawn_idx, ops_idx, channel_context);
+       
+       // Search existing channel for a matching spawn_idx
+       udi_channel_t ret = UDI_CreateChannel_Linked(channel, spawn_idx);
+
+       // Bind local end of channel to ops_idx (with channel_context)
+       if( ops_idx != 0 )
+       {
+               udi_index_t     region_idx;
+               tUDI_DriverInstance     *inst = UDI_int_ChannelGetInstance(gcb, false, &region_idx);
+               UDI_BindChannel(ret, false, inst, ops_idx, region_idx, channel_context, false,0);
+       }
+       else
+       {
+               // leave unbound
+       }
+
+       callback(gcb, ret);
 }
 
 /**
@@ -43,14 +62,19 @@ void udi_channel_set_context(
        udi_channel_t target_channel, void *channel_context
        )
 {
-       Warning("%s Unimplemented", __func__);
+       LOG("target_channel=%p,channel_context=%p", target_channel, channel_context);
+       UDI_int_ChannelSetContext(target_channel, channel_context);
 }
 
 void udi_channel_op_abort(
        udi_channel_t target_channel, udi_cb_t *orig_cb
        )
 {
-       Warning("%s Unimplemented", __func__);
+       udi_channel_event_cb_t cb;
+       cb.gcb.channel = target_channel;
+       cb.event = UDI_CHANNEL_CLOSED;
+       cb.params.orig_cb = orig_cb;
+       udi_channel_event_ind(&cb);
 }
 
 void udi_channel_close(udi_channel_t channel)
@@ -60,10 +84,22 @@ void udi_channel_close(udi_channel_t channel)
 
 void udi_channel_event_ind(udi_channel_event_cb_t *cb)
 {
-       udi_channel_event_complete(cb, UDI_OK);
+       LOG("cb=%p{...}", cb);
+       const struct {
+               udi_channel_event_ind_op_t *channel_event_ind_op;
+       } *ops = UDI_int_ChannelPrepForCall( UDI_GCB(cb), NULL, 0 );
+       if(!ops) {
+               Log_Warning("UDI", "udi_channel_event_ind on wrong channel type");
+               return ;
+       }
+
+       // UDI_int_MakeDeferredCb( UDI_GCB(cb), ops->channel_event_ind_op );
+
+       UDI_int_ChannelReleaseFromCall( UDI_GCB(cb) );  
+       ops->channel_event_ind_op(cb);
 }
 
 void udi_channel_event_complete(udi_channel_event_cb_t *cb, udi_status_t status)
 {
-       Warning("%s Unimplemented", __func__);
+       UNIMPLEMENTED();
 }