infutil.h File Reference

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	inflate_blocks_state

Macros
#define	UPDBITS   {s->bitb=b;s->bitk=k;}
#define	UPDIN   {z->avail_in=n;z->total_in+=p-z->next_in;z->next_in=p;}
#define	UPDOUT   {s->write=q;}
#define	UPDATE   {UPDBITS UPDIN UPDOUT}
#define	LEAVE   {UPDATE return inflate_flush(s,z,r);}
#define	LOADIN   {p=z->next_in;n=z->avail_in;b=s->bitb;k=s->bitk;}
#define	NEEDBYTE   {if(n)r=Z_OK;else LEAVE}
#define	NEXTBYTE   (n--,*p++)
#define	NEEDBITS(j)   {while(k<(j)){NEEDBYTE;b|=((uLong)NEXTBYTE)<<k;k+=8;}}
#define	DUMPBITS(j)   {b>>=(j);k-=(j);}
#define	WAVAIL   (uInt)(q<s->read?s->read-q-1:s->end-q)
#define	LOADOUT   {q=s->write;m=(uInt)WAVAIL;}
#define	WRAP   {if(q==s->end&&s->read!=s->window){q=s->window;m=(uInt)WAVAIL;}}
#define	FLUSH   {UPDOUT r=inflate_flush(s,z,r); LOADOUT}
#define	NEEDOUT   {if(m==0){WRAP if(m==0){FLUSH WRAP if(m==0) LEAVE}}r=Z_OK;}
#define	OUTBYTE(a)   {*q++=(Byte)(a);m--;}
#define	LOAD   {LOADIN LOADOUT}

Enumerations
enum	inflate_block_mode {   TYPE , LENS , STORED , TABLE ,   BTREE , DTREE , CODES , DRY ,   DONE , BAD }

Functions
int inflate_flush	OF ((inflate_blocks_statef *, z_streamp, int))

Variables
uInt	inflate_mask [17]

Macro Definition Documentation

DUMPBITS

#define DUMPBITS

(

j

)

{b>>=(j);k-=(j);}

Definition at line 76 of file infutil.h.

FLUSH

#define FLUSH   {UPDOUT r=inflate_flush(s,z,r); LOADOUT}

Definition at line 81 of file infutil.h.

LEAVE

#define LEAVE   {UPDATE return inflate_flush(s,z,r);}

Definition at line 70 of file infutil.h.

LOAD

#define LOAD   {LOADIN LOADOUT}

Definition at line 85 of file infutil.h.

LOADIN

#define LOADIN   {p=z->next_in;n=z->avail_in;b=s->bitb;k=s->bitk;}

Definition at line 72 of file infutil.h.

LOADOUT

#define LOADOUT   {q=s->write;m=(uInt)WAVAIL;}

Definition at line 79 of file infutil.h.

NEEDBITS

#define NEEDBITS

(

j

)

{while(k<(j)){NEEDBYTE;b|=((uLong)NEXTBYTE)<<k;k+=8;}}

Definition at line 75 of file infutil.h.

NEEDBYTE

#define NEEDBYTE   {if(n)r=Z_OK;else LEAVE}

Definition at line 73 of file infutil.h.

NEEDOUT

#define NEEDOUT   {if(m==0){WRAP if(m==0){FLUSH WRAP if(m==0) LEAVE}}r=Z_OK;}

Definition at line 82 of file infutil.h.

NEXTBYTE

#define NEXTBYTE   (n--,*p++)

Definition at line 74 of file infutil.h.

OUTBYTE

#define OUTBYTE

(

a

)

{*q++=(Byte)(a);m--;}

Definition at line 83 of file infutil.h.

UPDATE

#define UPDATE   {UPDBITS UPDIN UPDOUT}

Definition at line 69 of file infutil.h.

UPDBITS

#define UPDBITS   {s->bitb=b;s->bitk=k;}

Definition at line 66 of file infutil.h.

UPDIN

#define UPDIN   {z->avail_in=n;z->total_in+=p-z->next_in;z->next_in=p;}

Definition at line 67 of file infutil.h.

UPDOUT

#define UPDOUT   {s->write=q;}

Definition at line 68 of file infutil.h.

WAVAIL

#define WAVAIL   (uInt)(q<s->read?s->read-q-1:s->end-q)

Definition at line 78 of file infutil.h.

WRAP

#define WRAP   {if(q==s->end&&s->read!=s->window){q=s->window;m=(uInt)WAVAIL;}}

Definition at line 80 of file infutil.h.

Enumeration Type Documentation

inflate_block_mode

enum inflate_block_mode

Enumerator
TYPE
LENS
STORED
TABLE
BTREE
DTREE
CODES
DRY
DONE
BAD

Definition at line 14 of file infutil.h.

             {
      TYPE,     /* get type bits (3, including end bit) */
      LENS,     /* get lengths for stored */
      STORED,   /* processing stored block */
      TABLE,    /* get table lengths */
      BTREE,    /* get bit lengths tree for a dynamic block */
      DTREE,    /* get length, distance trees for a dynamic block */
      CODES,    /* processing fixed or dynamic block */
      DRY,      /* output remaining window bytes */
      DONE,     /* finished last block, done */
      BAD}      /* got a data error--stuck here */

Function Documentation

OF()

int inflate_flush OF

(

(inflate_blocks_statef *, z_streamp, int)

)

Variable Documentation

inflate_mask

uInt inflate_mask[17]

Definition at line 89 of file infutil.h.