Untar Image

Files
file	untar.c
	Untar an Image.

Data Structures
struct	Untar_HeaderContext
struct	Untar_ChunkContext
struct	Untar_GzChunkContext
struct	Untar_XzChunkContext

Macros
#define	UNTAR_SUCCESSFUL   0
#define	UNTAR_FAIL   1
#define	UNTAR_INVALID_CHECKSUM   2
#define	UNTAR_INVALID_HEADER   3
#define	UNTAR_GZ_INFLATE_FAILED   4
#define	UNTAR_GZ_INFLATE_END_FAILED   5
#define	UNTAR_FILE_NAME_SIZE   100

Functions
int	Untar_FromMemory (void *tar_buf, size_t size)
int	Untar_FromMemory_Print (void *tar_buf, size_t size, const rtems_printer *printer)
int	Untar_FromFile (const char *tar_name)
int	Untar_FromFile_Print (const char *tar_name, const rtems_printer *printer)
void	Untar_ChunkContext_Init (Untar_ChunkContext *context)
	Initializes the Untar_ChunkContext files out of a part of a block of memory.
int	Untar_FromChunk_Print (Untar_ChunkContext *context, void *chunk, size_t chunk_size, const rtems_printer *printer)
int	Untar_GzChunkContext_Init (Untar_GzChunkContext *ctx, void *inflateBuffer, size_t inflateBufferSize)
	Initializes the Untar_ChunkGzContext.
int	Untar_FromGzChunk_Print (Untar_GzChunkContext *ctx, void *chunk, size_t chunk_size, const rtems_printer *printer)
int	Untar_XzChunkContext_Init (Untar_XzChunkContext *ctx, enum xz_mode mode, uint32_t dict_max, void *inflateBuffer, size_t inflateBufferSize)
	Initializes the Untar_ChunkXzContext.
int	Untar_FromXzChunk_Print (Untar_XzChunkContext *ctx, const void *chunk, size_t chunk_size, const rtems_printer *printer)
int	Untar_ProcessHeader (Untar_HeaderContext *ctx, const char *bufr)

Detailed Description

Function Documentation

Untar_ChunkContext_Init()

void Untar_ChunkContext_Init

(

Untar_ChunkContext *

context

)

Initializes the Untar_ChunkContext files out of a part of a block of memory.

Parameters

Untar_ChunkContext

*context [in] Pointer to a context structure.

Untar_GzChunkContext_Init()

int Untar_GzChunkContext_Init	(	Untar_GzChunkContext *	ctx,
		void *	inflateBuffer,
		size_t	inflateBufferSize
	)

Initializes the Untar_ChunkGzContext.

Parameters

Untar_ChunkGzContext	*context [in] Pointer to a context structure.
void	*inflateBuffer [in] Pointer to a context structure.
size_t	inflateBufferSize [in] Size of inflateBuffer.

Untar_XzChunkContext_Init()

int Untar_XzChunkContext_Init	(	Untar_XzChunkContext *	ctx,
		enum xz_mode	mode,
		uint32_t	dict_max,
		void *	inflateBuffer,
		size_t	inflateBufferSize
	)

Initializes the Untar_ChunkXzContext.

Parameters

Untar_ChunkXzContext	*context [in] Pointer to a context structure.
enum	xz_mode mode [in] Dictionary mode.
uint32_t	dict_max [in] Maximum size of dictionary.
void	*inflateBuffer [in] Pointer to a context structure.
size_t	inflateBufferSize [in] Size of inflateBuffer.