UtilDefs_SeqReadWrite.c File Reference

Implementation of flat-buffer sequential access. More...

#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <BPSecLib_Private.h>
#include "backend/UtilDefs_SeqReadWrite.h"

Include dependency graph for UtilDefs_SeqReadWrite.c:

Go to the source code of this file.

Functions
int	BSL_SeqReader_Deinit (BSL_SeqReader_t *obj)
	Release resources from a sequential reader.
int	BSL_SeqReader_InitFlat (BSL_SeqReader_t *obj, const uint8_t *buf, size_t bufsize)
	Initialize resources for a sequential reader.
int	BSL_SeqReader_Get (BSL_SeqReader_t *obj, uint8_t *buf, size_t *bufsize)
	Iterate a sequential reader.
int	BSL_SeqWriter_InitFlat (BSL_SeqWriter_t *obj, uint8_t **buf, size_t *bufsize)
	Initialize resources for a sequential writer.
int	BSL_SeqWriter_Deinit (BSL_SeqWriter_t *obj)
	Release resources from a sequential writer.
int	BSL_SeqWriter_Put (BSL_SeqWriter_t *obj, const uint8_t *buf, size_t *bufsize)
	Iterate a sequential writer.

Detailed Description

Implementation of flat-buffer sequential access.

Definition in file UtilDefs_SeqReadWrite.c.

Function Documentation

BSL_SeqReader_Deinit()

int BSL_SeqReader_Deinit

(

BSL_SeqReader_t *

obj

)

Release resources from a sequential reader.

Parameters

[in,out]

obj

The reader handle.

Returns

Zero if successful.

Definition at line 36 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS.

BSL_SeqReader_Get()

int BSL_SeqReader_Get	(	BSL_SeqReader_t *	obj,
		uint8_t *	buf,
		size_t *	bufsize
	)

Iterate a sequential reader.

Parameters

	obj	The reader handle.
[out]	buf	The output buffer to fill.
[in,out]	bufsize	The available output buffer size as input, set to the used buffer size as output.

Returns

Zero if successful.

Definition at line 54 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS, BSL_SeqReader::cursor, and BSL_SeqReader::remain.

Referenced by BSL_AuthCtx_DigestSeq(), and BSL_Cipher_AddSeq().

BSL_SeqReader_InitFlat()

int BSL_SeqReader_InitFlat	(	BSL_SeqReader_t *	obj,
		const uint8_t *	buf,
		size_t	bufsize
	)

Initialize resources for a sequential reader.

Parameters

[in,out]	obj	The reader struct to allocate.
	buf	The flat buffer start.
	bufsize	The flat buffer total size.

Returns

Zero if successful.

Definition at line 42 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS, BSL_SeqReader::cursor, and BSL_SeqReader::remain.

BSL_SeqWriter_Deinit()

int BSL_SeqWriter_Deinit

(

BSL_SeqWriter_t *

obj

)

Release resources from a sequential writer.

Parameters

[in,out]

obj

The writer handle.

Returns

Zero if successful.

Definition at line 84 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS, and BSL_SeqWriter::fd.

BSL_SeqWriter_InitFlat()

int BSL_SeqWriter_InitFlat	(	BSL_SeqWriter_t *	obj,
		uint8_t **	buf,
		size_t *	bufsize
	)

Initialize resources for a sequential writer.

Parameters

[in,out]	obj	The reader struct to allocate.
[out]	buf	The flat buffer pointer to update after the writer is released.
[out]	bufsize	The flat buffer total size pointer to update after the writer is released.

Returns

Zero if successful.

Definition at line 72 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS, and BSL_SeqWriter::fd.

BSL_SeqWriter_Put()

int BSL_SeqWriter_Put	(	BSL_SeqWriter_t *	obj,
		const uint8_t *	buf,
		size_t *	bufsize
	)

Iterate a sequential writer.

Parameters

	obj	The writer handle.
[in]	buf	The input buffer to copy from.
[in,out]	bufsize	The available input buffer size as input, set to the used buffer size as output.

Returns

Zero if successful.

Definition at line 95 of file UtilDefs_SeqReadWrite.c.

References BSL_SUCCESS, and BSL_SeqWriter::fd.

Referenced by BSL_Cipher_AddSeq(), and BSL_Cipher_FinalizeSeq().