MmRpc.h

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/*
 * Copyright (c) 2012-2013, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef ti_ipc_mm_MmRpc__include
#define ti_ipc_mm_MmRpc__include

/* add includes here */
#include <stddef.h>
#include <stdint.h>

#if defined(__cplusplus)
extern "C" {
#endif

#define MmRpc_S_SUCCESS (0)

#define MmRpc_E_FAIL (-1)

#define MmRpc_E_INVALIDPARAM (-2)

#define MmRpc_MAX_PARAMS (10)

#define MmRpc_MAX_TRANSLATIONS (1024)

#define MmRpc_OFFSET(base, field) ((unsigned int)(field)-(unsigned int)(base))

typedef struct MmRpc_Object *MmRpc_Handle;

typedef enum {
    MmRpc_ParamType_Scalar = 1, 
    MmRpc_ParamType_Ptr,        
    MmRpc_ParamType_Elem        
} MmRpc_ParamType;

typedef struct {
    MmRpc_ParamType     type;   
    union {
        struct {
            size_t      size;   
            size_t      data;   
        } scalar;

        struct {
            size_t      size;   
            size_t      addr;   
            size_t      handle; 
        } ptr;

#if 0 /* TBD */
        struct {
            size_t      size;   
            size_t      offset; 
            size_t      base;   
            size_t      handle; 
        } elem;
#endif
    } param;
} MmRpc_Param;

typedef struct {
    uint32_t    index;  
    ptrdiff_t   offset; 
    size_t      handle; 
} MmRpc_Xlt;

typedef struct {
    uint32_t    fxn_id;         
    uint32_t    num_params;     
    MmRpc_Param params[MmRpc_MAX_PARAMS];
    uint32_t    num_xlts;       
    MmRpc_Xlt * xltAry;         
} MmRpc_FxnCtx;

typedef struct {
    int reserved;
} MmRpc_Params;

int MmRpc_call(MmRpc_Handle handle, MmRpc_FxnCtx *ctx, int32_t *ret);

int MmRpc_create(const char *service, const MmRpc_Params *params,
        MmRpc_Handle *handlPtr);

int MmRpc_delete(MmRpc_Handle *handlePtr);

void MmRpc_Params_init(MmRpc_Params *params);



#if defined(__cplusplus)
}
#endif
#endif /* ti_ipc_mm_MmRpc__include */