#ifndef _UDI_INTERNAL_H_
#define _UDI_INTERNAL_H_
+#include <stdbool.h>
+
#define NEW(type,extra) (type*)calloc(sizeof(type)extra,1)
#define NEW_wA(type,fld,cnt) NEW(type,+(sizeof(((type*)NULL)->fld[0])*cnt))
typedef struct sUDI_PropMessage tUDI_PropMessage;
typedef struct sUDI_PropRegion tUDI_PropRegion;
+typedef struct sUDI_PropDevSpec tUDI_PropDevSpec;
+
+typedef const struct sUDI_MetaLang tUDI_MetaLang;
+
+typedef struct sUDI_MetaLangRef tUDI_MetaLangRef;
+typedef struct sUDI_BindOps tUDI_BindOps;
typedef struct sUDI_DriverModule tUDI_DriverModule;
typedef struct sUDI_DriverInstance tUDI_DriverInstance;
typedef struct sUDI_DriverRegion tUDI_DriverRegion;
+typedef struct sUDI_ChildBinding tUDI_ChildBinding;
+
struct sUDI_PropMessage
{
int locale;
struct sUDI_PropRegion
{
+ udi_index_t RegionIdx;
enum {
UDI_REGIONTYPE_NORMAL,
UDI_REGIONTYPE_FP,
} Latency;
udi_ubit32_t OverrunTime;
+ udi_index_t BindMeta;
+ udi_index_t PriBindOps;
+ udi_index_t SecBindOps;
+ udi_index_t BindCb;
+};
+
+struct sUDI_MetaLang
+{
+ const char *Name;
+ int nCbTypes;
+ struct {
+ udi_size_t Size;
+ udi_layout_t *Layout;
+ } CbTypes[];
+};
+
+struct sUDI_MetaLangRef
+{
+ udi_ubit8_t meta_idx;
+ const char *interface_name;
+ tUDI_MetaLang *metalang;
+ // TODO: pointer to metalanguage structure
+};
+struct sUDI_BindOps
+{
+ udi_ubit8_t meta_idx;
+ udi_ubit8_t region_idx;
+ udi_ubit8_t ops_idx;
+ udi_ubit8_t bind_cb_idx;
+};
+
+struct sUDI_PropDevSpec
+{
+ int MessageNum;
+ udi_ubit8_t MetaIdx;
+ tUDI_MetaLang *Metalang;
+ int nAttribs;
+ udi_instance_attr_list_t Attribs[];
};
struct sUDI_DriverModule
void *Base;
udi_init_t *InitInfo;
+
+ // Counts of arrays in InitInfo
+ int nCBInit;
+ int nOpsInit;
const char *ModuleName;
int nMessages;
int nRegionTypes;
tUDI_PropRegion *RegionTypes;
+
+ int nMetaLangs;
+ tUDI_MetaLangRef *MetaLangs;
+
+ int nParents;
+ tUDI_BindOps *Parents;
- int nSecondaryRegions;
+ int nChildBindOps;
+ tUDI_BindOps *ChildBindOps;
+
+ int nDevices;
+ tUDI_PropDevSpec **Devices;
+
+ int nRegions;
};
struct sUDI_DriverInstance
{
+ struct sUDI_DriverInstance *Next;
tUDI_DriverModule *Module;
udi_channel_t ManagementChannel;
+ tUDI_DriverInstance *Parent;
+ tUDI_ChildBinding *ParentChildBinding;
+
+ tUDI_ChildBinding *FirstChild;
tUDI_DriverRegion *Regions[];
};
udi_init_context_t *InitContext;
};
-enum eUDI_MetaLang
+struct sUDI_ChildBinding
+{
+ tUDI_ChildBinding *Next;
+
+ udi_ubit32_t ChildID;
+ tUDI_MetaLang *Metalang;
+ tUDI_BindOps *BindOps;
+
+ udi_ops_init_t *Ops;
+ tUDI_DriverInstance *BoundInstance;
+
+ int nAttribs;
+ udi_instance_attr_list_t Attribs[];
+};
+
+// --- Metalanguages ---
+extern tUDI_MetaLang cMetaLang_Management;
+
+
+// --- Index to pointer translation ---
+extern udi_ops_init_t *UDI_int_GetOps(tUDI_DriverInstance *Inst, udi_index_t index);
+extern tUDI_MetaLang *UDI_int_GetMetaLang(tUDI_DriverInstance *Inst, udi_index_t meta_idx);
+
+// --- Channels ---
+extern udi_channel_t UDI_CreateChannel_Blank(tUDI_MetaLang *metalang);
+extern udi_channel_t UDI_CreateChannel_Linked(udi_channel_t orig, udi_ubit8_t spawn_idx);
+extern int UDI_BindChannel_Raw(udi_channel_t channel, bool other_side, tUDI_DriverInstance *inst, udi_index_t region_idx, udi_index_t meta_ops_num, void *context, const void *ops);
+extern int UDI_BindChannel(udi_channel_t channel, bool other_side, tUDI_DriverInstance *inst, udi_index_t ops, udi_index_t region, void *context, bool is_child_bind, udi_ubit32_t child_ID);
+extern tUDI_DriverInstance *UDI_int_ChannelGetInstance(udi_cb_t *gcb, bool other_side, udi_index_t *region_idx);
+extern void UDI_int_ChannelSetContext(udi_channel_t channel, void *context);
+extern const void *UDI_int_ChannelPrepForCall(udi_cb_t *gcb, tUDI_MetaLang *metalang, udi_index_t meta_ops_num);
+extern void UDI_int_ChannelFlip(udi_cb_t *gcb);
+extern void UDI_int_ChannelReleaseFromCall(udi_cb_t *gcb);
+
+// --- Async Calls ---
+typedef struct sUDI_DeferredCall tUDI_DeferredCall;
+typedef void tUDI_DeferredUnmarshal(tUDI_DeferredCall *Call);
+struct sUDI_DeferredCall
{
- METALANG_MGMT,
- METALANG_BUS
+ struct sUDI_DeferredCall *Next;
+ tUDI_DeferredUnmarshal *Unmarshal;
+ udi_cb_t *cb;
+ udi_op_t *Handler;
+ // ...
};
+extern void UDI_int_DeferredThread(void *unused); // Worker started by main.c
+extern void UDI_int_AddDeferred(tUDI_DeferredCall *Call);
+extern void UDI_int_MakeDeferredCb(udi_cb_t *cb, udi_op_t *handler);
+extern void UDI_int_MakeDeferredCbU8(udi_cb_t *cb, udi_op_t *handler, udi_ubit8_t arg1);
+extern void UDI_int_MakeDeferredCbS(udi_cb_t *cb, udi_op_t *handler, udi_status_t status);
-extern udi_channel_t UDI_CreateChannel(enum eUDI_MetaLang metalang, udi_index_t meta_ops_num,
- tUDI_DriverInstance *ThisEnd, udi_index_t ThisOpsIndex,
- tUDI_DriverInstance *OtherEnd, udi_index_t OtherOpsIndex);
+// --- CBs ---
+extern void *udi_cb_alloc_internal(tUDI_DriverInstance *Inst, udi_ubit8_t bind_cb_idx, udi_channel_t channel);
-extern const void *UDI_int_ChannelPrepForCall(udi_cb_t *gcb, enum eUDI_MetaLang metalang);
+// --- Attribute Management ---
+extern udi_instance_attr_type_t udi_instance_attr_get_internal(udi_cb_t *gcb, const char *attr_name, udi_ubit32_t child_ID, void *attr_value, udi_size_t attr_length, udi_size_t *actual_length);
#endif
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