streams.h

Go to the documentation of this file.

// Copyright (c) 2009-2025 Avanquest Software. All rights reserved.
 
#ifndef PDFSDK_CORE_STREAMS_H_INCLUDED_
#define PDFSDK_CORE_STREAMS_H_INCLUDED_
 
#include <pdfsdk/errors.h>
#include <stddef.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct PDReadStreamRec_* PDReadStream;
typedef struct PDWriteStreamRec_* PDWriteStream;
 
typedef PDErrCode(PDFSDK_CALLCONV* PDWriteStreamWriteProc)(void* streamData, const void* buffer, size_t nbytes, size_t* pWritten);
typedef PDErrCode(PDFSDK_CALLCONV* PDWriteStreamCloseProc)(void* streamData);
typedef void(PDFSDK_CALLCONV* PDWriteStreamFreeDataProc)(void* streamData);
 
struct PDWriteStreamProcs {
    PDWriteStreamWriteProc write;
    PDWriteStreamCloseProc close;
    PDWriteStreamFreeDataProc free;
};
 
PDF_CORE_API PDErrCode PDFSDK_CALLCONV PDReadStreamRead(PDReadStream readStream, void* buffer, size_t numBytes, size_t* numBytesRead);
PDF_CORE_API PDErrCode PDFSDK_CALLCONV PDReadStreamClose(PDReadStream stream);
 
PDF_CORE_API PDErrCode PDFSDK_CALLCONV PDCreateWriteStreamFromProcs(const PDWriteStreamProcs* procs, void* streamData, PDWriteStream* pStream);
PDF_CORE_API PDErrCode PDFSDK_CALLCONV PDWriteStreamWrite(PDWriteStream readStream, const void* buffer, size_t numBytes, size_t* numBytesWritten);
PDF_CORE_API PDErrCode PDFSDK_CALLCONV PDWriteStreamClose(PDWriteStream stream);
 
#ifdef __cplusplus
}
#endif
 
#endif  // PDFSDK_CORE_STREAMS_H_INCLUDED_