ospaltinfo.h

mgcp协议源代码。支持多种编码：g711

/*
*########################################################################
*########################################################################
*########################################################################
*                                                               
*   COPYRIGHT (c) 1998, 1999 by TransNexus, LLC                          
*                                                                    
*   This software contains proprietary and confidential information  
*   of TransNexus, LLC. Except as may be set forth in the license    
*   agreement under which this software is supplied, use, disclosure, 
*   or reproduction is prohibited without the prior, express, written
*   consent of TransNexus, LLC.                                      
*                                     
*
*
*
*
*
*
*#########################################################################
*#########################################################################
*#########################################################################
*/

/*
 *  ospaltinfo.h - OSP Alternate information element
 */

#ifndef _OSPALTINFO_H
#define _OSPALTINFO_H

#include "osp.h"
#include "ospxmlelem.h"
#include "ospmsgelem.h"
#include "ospmsg.h"


/* max size of an altinfo (bytes) */
#define OSPC_ALTINFOMAXSIZE 1024

typedef enum
{
    ospetypeupper,
    ospeE164,
    ospeH323,
    ospeUrl,
    ospeEmail,
    ospeTransport,
    ospeInternational,
    ospeNational,
    ospeNetwork,
    ospeSubscriber,
    ospeAbbreviated,
    ospeE164prefix,
    ospetypelower
}OSPE_TYPE_ATTR_VAL;

/* the basic altinfo structure */

typedef struct
{
    OSPTLISTLINK        ospmAltInfoLink;
    unsigned            ospmAltInfoLen;
    OSPE_TYPE_ATTR_VAL  ospmAltInfoType;
    unsigned char       *ospmAltInfoVal;
}
OSPTALTINFO;

typedef struct
{
    OSPE_TYPE_ATTR_VAL  ospmType;
    const char         *ospmTypeStr;
}OSP_TYPE_ATTR_STRUCT;


/**/
/*-----------------------------------------------------------------------*
 * macros that emulate functions
 *-----------------------------------------------------------------------*/

/*
 * Note: all macros are also implemented as functions in ospaltinfo.c.
 * For implementation details, see the comments in that file. To replace
 * a macro with a true function, simply comment out the macro definition
 * below.
 */
#ifndef OSPC_DEBUG
#define OSPPAltInfoDelete(ospvAltInfo)  OSPM_FREE(*ospvAltInfo); *ospvAltInfo = OSPC_OSNULL;

#define OSPPAltInfoGetSize(ospvAltInfo)  ospvAltInfo?((ospvAltInfo)->ospmAltInfoLen):0
#define OSPPAltInfoGetType(ospvAltInfo)  ospvAltInfo?((ospvAltInfo)->ospmAltInfoType):ospetypeupper

#define OSPPAltInfoGetValue(ospvAltInfo) ospvAltInfo?((ospvAltInfo)->ospmAltInfoVal):OSPC_OSNULL

#define OSPPAltInfoToElement(ospvAltInfo, ospvElem, ospvPart) \
        OSPPMsgBinToElement(OSPPAltInfoGetSize(ospvAltInfo), \
        (unsigned char *)OSPPAltInfoGetValue(ospvAltInfo), \
        (const unsigned char *)OSPPMsgGetElemName(ospvPart), ospvElem, OSPC_FALSE)

#endif 


#ifdef __cplusplus
extern "C"
{
#endif
    /**/
    /*-----------------------------------------------------------------------*
     * function prototypes
     *-----------------------------------------------------------------------*/

    OSPTALTINFO *OSPPAltInfoNew(unsigned, const unsigned char *, 
                                              OSPE_TYPE_ATTR_VAL);

#ifdef OSPC_DEBUG
        
    void                OSPPAltInfoDelete(OSPTALTINFO **);
    unsigned            OSPPAltInfoGetSize(OSPTALTINFO *);
    OSPE_TYPE_ATTR_VAL  OSPPAltInfoGetType(OSPTALTINFO *);
    const unsigned char *OSPPAltInfoGetValue(OSPTALTINFO *);
    unsigned            OSPPAltInfoToElement(OSPTALTINFO *, 
                                        OSPTXMLELEM **, OSPTMSGELEMPART);
	const char *OSPPAltInfoGetTypeName(OSPTALTINFO *);


#endif

#ifdef __cplusplus
}
#endif

#endif