compress.h File Reference

#include <grass/config.h>
#include <grass/gis.h>

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Data Structures
struct	compressor_list

Typedefs
typedef int	compress_fn(unsigned char *src, int src_sz, unsigned char *dst, int dst_sz)
typedef int	expand_fn(unsigned char *src, int src_sz, unsigned char *dst, int dst_sz)
typedef int	bound_fn(int src_sz)

Functions
int	G_no_compress_bound (int)
int	G_rle_compress_bound (int)
int	G_zlib_compress_bound (int)
int	G_lz4_compress_bound (int)
int	G_bz2_compress_bound (int)
int	G_zstd_compress_bound (int)

Variables
struct compressor_list	compressor []

Typedef Documentation

bound_fn

typedef int bound_fn(int src_sz)

Definition at line 32 of file compress.h.

compress_fn

typedef int compress_fn(unsigned char *src, int src_sz, unsigned char *dst, int dst_sz)

Definition at line 28 of file compress.h.

expand_fn

typedef int expand_fn(unsigned char *src, int src_sz, unsigned char *dst, int dst_sz)

Definition at line 30 of file compress.h.

Function Documentation

G_bz2_compress_bound()

int G_bz2_compress_bound

(

int

src_sz

)

Definition at line 72 of file cmprbzip.c.

Referenced by G_bz2_compress().

G_lz4_compress_bound()

int G_lz4_compress_bound

(

int

src_sz

)

Definition at line 70 of file cmprlz4.c.

References LZ4_compressBound().

Referenced by G_lz4_compress().

G_no_compress_bound()

int G_no_compress_bound

(

int

src_sz

)

Definition at line 150 of file compress.c.

G_rle_compress_bound()

int G_rle_compress_bound

(

int

src_sz

)

Definition at line 68 of file cmprrle.c.

G_zlib_compress_bound()

int G_zlib_compress_bound

(

int

)

G_zstd_compress_bound()

int G_zstd_compress_bound

(

int

src_sz

)

Definition at line 72 of file cmprzstd.c.

References G_fatal_error().

Referenced by G_zstd_compress().

Variable Documentation

compressor

struct compressor_list compressor[]

Initial value:

= {
    {1, G_no_compress, G_no_expand, G_no_compress_bound, "NONE"},
    {1, G_rle_compress, G_rle_expand, G_rle_compress_bound, "RLE"},
    {1, G_zlib_compress, G_zlib_expand, G_zlib_compress_bound, "ZLIB"},
    {1, G_lz4_compress, G_lz4_expand, G_lz4_compress_bound, "LZ4"},
 
 
 
    {0, G_bz2_compress, G_bz2_expand, G_bz2_compress_bound, "BZIP2"},
 
 
 
 
    {0, G_zstd_compress, G_zstd_expand, G_zstd_compress_bound, "ZSTD"},
 
    {0, NULL, NULL, NULL, NULL}}

Definition at line 53 of file compress.h.

Referenced by G_check_compressor(), G_compress(), G_compress_bound(), G_compressor_name(), G_compressor_number(), and G_expand().