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/**********************************************************************
* (c) 1996 Voxware, Inc. All Rights Reserved. This file contains
* proprietary information of trade secrets of Voxware, Inc. and may
* not be distributed without the authorization of Voxware, Inc.
**********************************************************************
*
* File: VOXCHUNK.H
* Purpose: Types and #defines which describe the handling of
* the INFO chunks in the vox files.
* Created: 5/29/96 - George T. Talbot
* Modified: 6/17/96 - GTT - Added code to set lengths to -1 on
* the VOXCHUNK_SET() macro so that
* the default behaviour is to read
* existing info data.
* Notes:
*
**********************************************************************/
#ifndef _VOXCHUNK_H_
#define _VOXCHUNK_H_
typedef struct tagVox_Chunk_Info
{
unsigned long id;
long length;
char info[256];
} VOX_CHUNK_INFO;
// Important note: When adding a new VOXCHUNK_xxx, make sure to add
// the cooresponding elements to the gRIFF_VoxChunk_IDs[] and
// gAIFF_VoxChunk_IDs[] arrays in INFOCHNK.C
#define VOXCHUNK_NONE 0
#define VOXCHUNK_URL 1
#define VOXCHUNK_COPYRIGHT 2
#define VOXCHUNK_TITLE 3
#define VOXCHUNK_SOFTWARE 4
#define VOXCHUNK_AUTHOR 5
#define VOXCHUNK_COMMENT 6
#define VOXCHUNK_NUM_KINDS 7
// Convenience macros...
// Clear out a set of VOX_CHUNK_INFO records for use...
//
// Parameters are: _zz1 - Pointer to array of VOX_CHUNK_INFO.
// _zz2 - Number of elements in the array.
#define VOXCHUNK_SET(_zz1, _zz2) { \
memset((_zz1), 0, (_zz2) * sizeof(VOX_CHUNK_INFO)); \
for (short i=0; i<(_zz2); ++i) \
{ \
(_zz1)[i].length = -1; \
} \
}
// Write a C string into a VOX_CHUNK_INFO record...
//
// Parameters are: _zz1 - VOX_CHUNK_INFO record
// _zz2 - Chunk ID from above list
// _zz3 - A C string
#define VOXCHUNK_INFO(_zz1, _zz2, _zz3) \
{ \
(_zz1).id = (_zz2); \
(_zz1).length = strlen(_zz3)+1; \
memcpy((_zz1).info, (_zz3), (_zz1).length); \
}
#endif
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