target/image/ar7/src/gzip.h

   1 //bvb#include "timemmap.h"
   2
   3 #define OF(args)  args
   4 #define STATIC static
   5
   6 #define WSIZE 0x8000            /* Slideing window size (defined as var
   7                                  * "window" below) must be at least 32k,
   8                                  * and a power of two.  This is the
   9                                  * data work window used for input buffer
  10                                  * by the input routine */
  11
  12 typedef unsigned char  uch;
  13 typedef unsigned short ush;
  14 typedef unsigned long  ulg;
  15
  16
  17 static char *output_data;
  18 static ulg output_ptr;
  19
  20 #ifndef NULL
  21 #define NULL 0
  22 #endif
  23
  24 #define NOMEMCPY                /* Does routine memcpy exist? */
  25
  26 //bvb static uch *inbuf;                /* input buffer */
  27 static uch *window;
  28
  29 //bvb static uch outwin[WSIZE];
  30
  31 //bvb static unsigned insize;           /* valid bytes in inbuf */
  32 static unsigned inptr;          /* index of next byte to process in inbuf */
  33
  34 static unsigned outcnt;         /* bytes in output buffer */
  35
  36 /* gzip flag byte */
  37 #define ASCII_FLAG   0x01 /* bit 0 set: file probably ascii text */
  38 #define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
  39 #define EXTRA_FIELD  0x04 /* bit 2 set: extra field present */
  40 #define ORIG_NAME    0x08 /* bit 3 set: original file name present */
  41 #define COMMENT      0x10 /* bit 4 set: file comment present */
  42 #define ENCRYPTED    0x20 /* bit 5 set: file is encrypted */
  43 #define RESERVED     0xC0 /* bit 6,7:   reserved */
  44
  45 /* If BMAX needs to be larger than 16, then h and x[] should be ulg. */
  46 #define BMAX 16         /* maximum bit length of any code (16 for explode) */
  47 #define N_MAX 288       /* maximum number of codes in any set */
  48
  49 static char *input_data;
  50
  51 static void *freememstart;