Usds.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>

Include dependency graph for Usds.c:

Go to the source code of this file.

Macros
#define	MIN(x, y)   ((x)<(y)? (x): (y))
#define	MAXLINE   80
#define	INBLK_size   1024
#define	TYP   0
#define	EXT2   1
#define	ZERO   2
#define	ID_DECODE   3
#define	MAX_BLKREF   128
#define	MAX_REFPAC   128
#define	MAX_ZBLKS   64
#define	J_MAX   16
#define	PIXREF_DEFAULT   256
#define	N_DEFAULT   8
#define	J_DEFAULT   16

Functions
int	get_ref ()
int	un_z ()
int	check_end (int id, int end_fill)
int	get_input (int *max_data, int32_t inBytes, uint8_t *encryptData)
int	get_EP_IN (FILE *file_ptr, int pixels)
void	un_K ()
void	un_ext2 ()
void	un_FS (int flag)
void	un_DEF ()
void	data_output (uint16_t *decryptData, int *decryptPtr)
void	flush_buffer (uint16_t *decryptData, int32_t *decryptPtr)
void	check_ref_per_sample (int blkref_flag, int pixref_flag)
void	open_files (int argc, char *argv[])
void	set_flags (int argc, char *argv[], int *pixref_flag, int *blkref_flag)
void	initialize (int pixref_flag, int blkref_flag)
void	do_uncoding (int32_t inBytes, uint8_t *encryptData, uint16_t *decryptData)
int	usds (int argc, argv, int32_t inBytes, uint8_t *encryptData, uint16_t *decryptData)
int	get_id3 ()
int	get_id4 ()
void	unmap_NN (int start, int pixels)
void	unmap_EP (int start, int pixels)
void	unmap_TWOD (int start, int pixels)
void	unmap_MS (int start, int pixels)
int	findid (int max_data)
void	help ()
void	set_flags (int argc, argv, int *pixref_flag, int *blkref_flag)
void	open_files (int argc, argv)

Variables
int	SIGN_EXT_OUTPUT =1
unsigned	IN_array [INBLK_size+1]
unsigned	XP_IN [INBLK_size+1]
char	Buffer_in [INBLK_size *2+2]
char	Buffer_in2 [10000]
char *	Binptr
unsigned	SIG [2048+1]
unsigned short	OUT [4096+1]
char	Buffer_out [10240]
char *	Bptr
char *	Bend
int	N
int	NN
int	J
int	XP
int	MASK_SIGN
int	MASK_IN
int	MASKN_neg
unsigned short	MASKNOT [17]
int	NEG_data
int	IDbits
int	REF
int	REF2REF
int	REFREF_flag
int	TRUEREF
int	SCANLINE
int	BYTE_pixel
int	IN_INDEX =0
int	NEXT_BIT =15
int	BYPASS_flag
int	NN_mode
int	EP_mode
int	TWOD_mode
int	TWOD_line_mode
int	MS_mode
int	BYPASS_mode
int	ENT_CODING
int	BlkPac
int	PixRef
int	BlkRef
int	RefPac
int	PACKET_flag
int	EXT2_flag
int	EXT2_bit
int	ZOP_flag
int	ZBLKS
int	ZFLAG
int	LAST_word
int	XMAX
int	XMAX_MS
int	XMAXneg
FILE *	In_ptr
FILE *	Ep_ptr
FILE *	Out_ptr
FILE *	Twod_ptr
FILE *	Ms_ptr
char	In_file [MAXLINE]
unsigned	REFERENCE
int	K_bits
int	Kfactor
long	BLKCNT
int	FS_id
int	Low_id
int	D_id
int	MS [] ={0,1,3,6,10,15,21,28}
int	M []
char	copyright [] = "@(#) (C) Copyright 1993,1994 University of New Mexico. All Rights Reserved."

Macro Definition Documentation

EXT2

#define EXT2   1

Definition at line 33 of file Usds.c.

ID_DECODE

#define ID_DECODE   3

Definition at line 35 of file Usds.c.

INBLK_size

#define INBLK_size   1024

Definition at line 31 of file Usds.c.

J_DEFAULT

#define J_DEFAULT   16

Definition at line 42 of file Usds.c.

J_MAX

#define J_MAX   16

Definition at line 39 of file Usds.c.

MAX_BLKREF

#define MAX_BLKREF   128

Definition at line 36 of file Usds.c.

MAX_REFPAC

#define MAX_REFPAC   128

Definition at line 37 of file Usds.c.

MAX_ZBLKS

#define MAX_ZBLKS   64

Definition at line 38 of file Usds.c.

MAXLINE

#define MAXLINE   80

Definition at line 30 of file Usds.c.

MIN

#define MIN	(		x,
			y
	)		((x)<(y)? (x): (y))

Definition at line 28 of file Usds.c.

N_DEFAULT

#define N_DEFAULT   8

Definition at line 41 of file Usds.c.

PIXREF_DEFAULT

#define PIXREF_DEFAULT   256

Definition at line 40 of file Usds.c.

TYP

#define TYP   0

Definition at line 32 of file Usds.c.

ZERO

#define ZERO   2

Definition at line 34 of file Usds.c.

Function Documentation

check_end()

int check_end	(	int	id,
		int	end_fill
	)

if (blks_togo > 1)

force this never to happen to use with

Definition at line 885 of file Usds.c.

check_ref_per_sample()

void check_ref_per_sample	(	int	blkref_flag,
		int	pixref_flag
	)

Definition at line 1451 of file Usds.c.

data_output()

void data_output	(	uint16_t *	decryptData,
		int *	decryptPtr
	)

Definition at line 986 of file Usds.c.

do_uncoding()

void do_uncoding	(	int32_t	inBytes,
		uint8_t *	encryptData,
		uint16_t *	decryptData
	)

Definition at line 175 of file Usds.c.

findid()

int findid

(

int

max_data

)

Definition at line 758 of file Usds.c.

flush_buffer()

void flush_buffer	(	uint16_t *	decryptData,
		int32_t *	decryptPtr
	)

Definition at line 1082 of file Usds.c.

get_EP_IN()

int get_EP_IN	(	FILE *	file_ptr,
		int	pixels
	)

Definition at line 938 of file Usds.c.

get_id3()

int get_id3

(

)

Definition at line 303 of file Usds.c.

get_id4()

int get_id4

(

)

Definition at line 348 of file Usds.c.

get_input()

int get_input	(	int *	max_data,
		int32_t	inBytes,
		uint8_t *	encryptData
	)

Definition at line 797 of file Usds.c.

get_ref()

int get_ref

(

)

Definition at line 264 of file Usds.c.

help()

void help

(

)

Definition at line 1098 of file Usds.c.

initialize()

void initialize	(	int	pixref_flag,
		int	blkref_flag
	)

Definition at line 1371 of file Usds.c.

open_files() [1/2]

void open_files	(	int	argc,
		argv
	)

Definition at line 1321 of file Usds.c.

open_files() [2/2]

void open_files	(	int	argc,
		char *	argv[]
	)

set_flags() [1/2]

void set_flags	(	int	argc,
		argv	,
		int*	pixref_flag,
		int *	blkref_flag
	)

Definition at line 1162 of file Usds.c.

set_flags() [2/2]

void set_flags	(	int	argc,
		char *	argv[],
		int *	pixref_flag,
		int *	blkref_flag
	)

un_DEF()

void un_DEF

(

)

Definition at line 596 of file Usds.c.

un_ext2()

void un_ext2

(

)

Definition at line 457 of file Usds.c.

un_FS()

void un_FS

(

int

flag

)

Definition at line 480 of file Usds.c.

un_K()

void un_K

(

)

Definition at line 533 of file Usds.c.

un_z()

int un_z

(

)

Definition at line 392 of file Usds.c.

unmap_EP()

void unmap_EP	(	int	start,
		int	pixels
	)

Definition at line 656 of file Usds.c.

unmap_MS()

void unmap_MS	(	int	start,
		int	pixels
	)

Definition at line 719 of file Usds.c.

unmap_NN()

void unmap_NN	(	int	start,
		int	pixels
	)

Definition at line 632 of file Usds.c.

unmap_TWOD()

void unmap_TWOD	(	int	start,
		int	pixels
	)

Definition at line 680 of file Usds.c.

usds()

int usds	(	int	argc,
		argv	,
		int32_t	inBytes,
		uint8_t *	encryptData,
		uint16_t *	decryptData
	)

Definition at line 154 of file Usds.c.

Variable Documentation

Bend

char* Bend

Definition at line 58 of file Usds.c.

Binptr

char* Binptr

Definition at line 53 of file Usds.c.

BLKCNT

long BLKCNT

Definition at line 104 of file Usds.c.

BlkPac

int BlkPac

Definition at line 86 of file Usds.c.

BlkRef

int BlkRef

Definition at line 88 of file Usds.c.

Bptr

char* Bptr

Definition at line 57 of file Usds.c.

Buffer_in

char Buffer_in[INBLK_size *2+2]

Definition at line 51 of file Usds.c.

Buffer_in2

char Buffer_in2[10000]

Definition at line 52 of file Usds.c.

Buffer_out

char Buffer_out[10240]

Definition at line 56 of file Usds.c.

BYPASS_flag

int BYPASS_flag

Definition at line 78 of file Usds.c.

BYPASS_mode

int BYPASS_mode

Definition at line 84 of file Usds.c.

BYTE_pixel

int BYTE_pixel

Definition at line 75 of file Usds.c.

copyright

char copyright[] = "@(#) (C) Copyright 1993,1994 University of New Mexico. All Rights Reserved."

Definition at line 109 of file Usds.c.

D_id

int D_id

Definition at line 105 of file Usds.c.

ENT_CODING

int ENT_CODING

Definition at line 85 of file Usds.c.

EP_mode

int EP_mode

Definition at line 80 of file Usds.c.

Ep_ptr

FILE * Ep_ptr

Definition at line 100 of file Usds.c.

EXT2_bit

int EXT2_bit

Definition at line 92 of file Usds.c.

EXT2_flag

int EXT2_flag

Definition at line 91 of file Usds.c.

FS_id

int FS_id

Definition at line 105 of file Usds.c.

IDbits

int IDbits

Definition at line 69 of file Usds.c.

IN_array

unsigned IN_array[INBLK_size+1]

Definition at line 49 of file Usds.c.

In_file

char In_file[MAXLINE]

Definition at line 101 of file Usds.c.

IN_INDEX

int IN_INDEX =0

Definition at line 76 of file Usds.c.

In_ptr

FILE* In_ptr

Definition at line 100 of file Usds.c.

J

int J

Definition at line 62 of file Usds.c.

K_bits

int K_bits

Definition at line 103 of file Usds.c.

Kfactor

int Kfactor

Definition at line 103 of file Usds.c.

LAST_word

int LAST_word

Definition at line 96 of file Usds.c.

Low_id

int Low_id

Definition at line 105 of file Usds.c.

M

int M[]

Initial value:

={ 0, 1,1, 2,2,2, 3,3,3,3, 4,4,4,4,4, 5,5,5,5,5,5, 6,6,6,6,6,6,6,
    7,7,7,7,7,7,7,7}

Definition at line 107 of file Usds.c.

MASK_IN

int MASK_IN

Definition at line 65 of file Usds.c.

MASK_SIGN

int MASK_SIGN

Definition at line 64 of file Usds.c.

MASKN_neg

int MASKN_neg

Definition at line 66 of file Usds.c.

MASKNOT

unsigned short MASKNOT[17]

Definition at line 67 of file Usds.c.

MS

int MS[] ={0,1,3,6,10,15,21,28}

Definition at line 106 of file Usds.c.

MS_mode

int MS_mode

Definition at line 83 of file Usds.c.

Ms_ptr

FILE * Ms_ptr

Definition at line 100 of file Usds.c.

N

int N

Definition at line 60 of file Usds.c.

NEG_data

int NEG_data

Definition at line 68 of file Usds.c.

NEXT_BIT

int NEXT_BIT =15

Definition at line 77 of file Usds.c.

NN

int NN

Definition at line 61 of file Usds.c.

NN_mode

int NN_mode

Definition at line 79 of file Usds.c.

OUT

unsigned short OUT[4096+1]

Definition at line 55 of file Usds.c.

Out_ptr

FILE * Out_ptr

Definition at line 100 of file Usds.c.

PACKET_flag

int PACKET_flag

Definition at line 90 of file Usds.c.

PixRef

int PixRef

Definition at line 87 of file Usds.c.

REF

int REF

Definition at line 70 of file Usds.c.

REF2REF

int REF2REF

Definition at line 71 of file Usds.c.

REFERENCE

unsigned REFERENCE

Definition at line 102 of file Usds.c.

RefPac

int RefPac

Definition at line 89 of file Usds.c.

REFREF_flag

int REFREF_flag

Definition at line 72 of file Usds.c.

SCANLINE

int SCANLINE

Definition at line 74 of file Usds.c.

SIG

unsigned SIG[2048+1]

Definition at line 54 of file Usds.c.

SIGN_EXT_OUTPUT

int SIGN_EXT_OUTPUT =1

Definition at line 47 of file Usds.c.

TRUEREF

int TRUEREF

Definition at line 73 of file Usds.c.

TWOD_line_mode

int TWOD_line_mode

Definition at line 82 of file Usds.c.

TWOD_mode

int TWOD_mode

Definition at line 81 of file Usds.c.

Twod_ptr

FILE * Twod_ptr

Definition at line 100 of file Usds.c.

XMAX

int XMAX

Definition at line 97 of file Usds.c.

XMAX_MS

int XMAX_MS

Definition at line 98 of file Usds.c.

XMAXneg

int XMAXneg

Definition at line 99 of file Usds.c.

XP

int XP

Definition at line 63 of file Usds.c.

XP_IN

unsigned XP_IN[INBLK_size+1]

Definition at line 50 of file Usds.c.

ZBLKS

int ZBLKS

Definition at line 94 of file Usds.c.

ZFLAG

int ZFLAG

Definition at line 95 of file Usds.c.

ZOP_flag

int ZOP_flag

Definition at line 93 of file Usds.c.