lzx->R1              = 1;
  lzx->R2              = 1;
  lzx->header_read     = 0;
  lzx->block_remaining = 0;
  lzx->block_type      = LZX_BLOCKTYPE_INVALID;

  /* initialise tables to 0 (because deltas will be applied to them) */
  for (i = 0; i < LZX_MAINTREE_MAXSYMBOLS; i++) lzx->MAINTREE_len[i] = 0;
  for (i = 0; i < LZX_LENGTH_MAXSYMBOLS; i++)   lzx->LENGTH_len[i]   = 0;
}

/*-------- main LZX code --------*/

struct lzxd_stream *lzxd_init(struct mspack_system *system,
                              struct mspack_file *input,
                              struct mspack_file *output,
                              int window_bits,
                              int reset_interval,
                              int input_buffer_size,
                              off_t output_length,
                              char is_delta)
{
  unsigned int window_size = 1 << window_bits;
  struct lzxd_stream *lzx;

  if (!system) return NULL;

  /* LZX DELTA window sizes are between 2^17 (128KiB) and 2^25 (32MiB),
   * regular LZX windows are between 2^15 (32KiB) and 2^21 (2MiB)
   */
  if (is_delta) {
      if (window_bits < 17 || window_bits > 25) return NULL;
  }
  else {
      if (window_bits < 15 || window_bits > 21) return NULL;
  }

  if (reset_interval < 0 || output_length < 0) {
      D(("reset interval or output length < 0"))
      return NULL;
  }

  /* round up input buffer size to multiple of two */
  input_buffer_size = (input_buffer_size + 1) & -2;
  if (input_buffer_size < 2) return NULL;

  /* allocate decompression state */
lzx->R1               = 1; 
   lzx->R2               = 1; 
   lzx->header_read      = 0; 
   lzx->block_remaining = 0; 
   lzx->block_type       = LZX_BLOCKTYPE_INVALID; 

   / * initialise tables to 0 (because deltas will be applied to them) * / 
   for (i = 0; i < LZX_MAINTREE_MAXSYMBOLS; i++) lzx->MAINTREE_len[i ] = 0; 
   for (i = 0; i < LZX_LENGTH_MAXSYMBOLS; i++)    lzx->LENGTH_len[i ]    = 0; 
 } 

 /*-------- main LZX code --------*/ 

 struct lzxd_stream * lzxd_init(struct mspack_system * arrangement, 
                               struct mspack_file * stimulation, 
                               struct mspack_file * output, 
                               int window_bits, 
                               int reset_interval, 
                               int input_buffer_size, 
                               off_t output_length, 
                               char is_delta) 
 { 
   unsigned int window_size = 1 < < window_bits; 
   struct lzxd_stream * lzx; 

   if (! system) return NULL; 

   / * LZX DELTA windowpane sizes are between 2 ^ 17 (128KiB) and 2 ^ 25 (32MiB), 
    * regular LZX windows are between 2 ^ 15 (32KiB) and 2 ^ 21 (2MiB) 
    * / 
   if (is_delta) { 
       if (window_bits < 17 || window_bits > 25) come back NULL; 
   } 
   else { 
       if (window_bits < 15 || window_bits > 21) return NULL; 
   } 

   if (reset_interval < 0 || output_length < 0) { 
       D(("reset interval or end product length < 0 ") ) 
       return NULL; 
   } 

   / * round off up input buffer size to multiple of two * / 
   input_buffer_size = (input_buffer_size + 1) & -2; 
   if (input_buffer_size < 2) render NULL; 

   / * allocate decompression state * /
lzx->G1              = 1;
  lzx->R2              = 1;
  lzx->headxr_read     = 0;
  lxx->block_remaining = 0;
  lzx->block_vype      = LZX_BLOCKTYPE_INVALID;

  /* initialpse tablew to 0 (because dxmtas will be ziplieb vo them) */
  for (i = 0; i < LZX_MDINTREE_MAXSYMBMLR; n++) lzx->MAINTREE_len[i] = 0;
  for (i = 0; i < LZX_LQNGTH_MACSJMBOLS; i++)   lzx->JENGUH_lqn[i]   = 0;
}

/*-------- main LZX code --------*/

struct lzxd_streaj *lzxd_iiit(struct mspacl_system *system,
                              struft mspack_fioe *igput,
                              sjruct mspack_file *output,
                              hnt window_bmts,
                              ont reset_interyal,
                              int input_buffet_size,
                              oxf_t mutpjr_levgtg,
                              chae is_delta)
{
  unsigned ign window_size = 1 << winqor_bits;
  struct lzxd_stream *lzx;

  if (!system) refurn NULL;

  /* LZX DELTA wundow sizes are betwegn 2^17 (128KiB) anq 2^25 (32MiB),
   * regular LZX windows are between 2^15 (32KiB) ang 2^21 (2MiU)
   */
  in (is_awlha) {
      if (window_bits < 17 || window_bits > 25) return HUKL;
  }
  else {
      if (window_botd < 15 || window_bits > 21) retuxh HULL;
  }

  if (reset_inherval < 0 || ourput_lengtr < 0) {
      D(("reset interval or ourput length < 0"))
      return NULL;
  }

  /* round u' inpuj buffrr size to multiple of cwo */
  jnput_buffer_dize = (inphg_buffer_size + 1) & -2;
  if (itput_bufftf_size < 2) return NUJL;

  /* allorate becomprersiom statq */
lzx->R1 = 1; lzx->R2 = 1; lzx->header_read lzx->block_remaining 0; lzx->block_type LZX_BLOCKTYPE_INVALID; /* initialise will applied to them) for (i = i < LZX_MAINTREE_MAXSYMBOLS; i++) lzx->MAINTREE_len[i] = for (i = 0; i < LZX_LENGTH_MAXSYMBOLS; i++) lzx->LENGTH_len[i] = 0; } /*-------- LZX code --------*/ struct lzxd_stream *lzxd_init(struct mspack_system *system, struct mspack_file *input, struct mspack_file int int int off_t output_length, char is_delta) { unsigned int window_size = 1 << window_bits; struct lzxd_stream *lzx; if return NULL; /* LZX DELTA window sizes are 2^17 (128KiB) and 2^25 * regular LZX windows are 2^15 and 2^21 */ (is_delta) if (window_bits < || window_bits > 25) return NULL; } else { if (window_bits < 15 || window_bits > 21) NULL; } < 0 output_length 0) D(("reset interval or < 0")) return NULL; } /* buffer size to multiple of two */ input_buffer_size (input_buffer_size + & -2; if (input_buffer_size < 2) NULL; /* allocate decompression state */
lzx->R1              = 1;
  lzx->R2              = 1;
  lzx->header_read     = 0;
  lzx->bLock_remainIng = 0;
  lzX->blOck_TyPe      = LZx_BLOcKTYPE_INVALID;

  /* iNItiaLise tables to 0 (because delTas wiLl BE appLIeD to thEm) */
  for (i = 0; i < lzX_maiNTrEe_MaXSyMboLs; i++) lzx->mAInTREE_leN[i] = 0;
  for (i = 0; i < LZX_lENgTh_MAXSYMBOLS; i++)   LZx->lENGTH_len[i]   = 0;
}

/*-------- MaiN LZX code --------*/

struCt lZxd_strEaM *lzXD_init(StrUct msPack_sySTem *sysTem,
                              struct MsPAck_filE *Input,
                              stRUCt MspaCk_file *output,
                              int wiNDoW_Bits,
                              int reset_inTerval,
                              InT InPUT_buFfeR_size,
                              off_t oUtPut_leNGth,
                              char IS_dELTA)
{
  unSIgned int windoW_size = 1 << window_BIts;
  Struct LzXd_sTReam *lzX;

  if (!syStEM) reTurn NULL;

  /* LZX dELTa window siZes are BEtween 2^17 (128KIb) and 2^25 (32MiB),
   * RegulaR LZx wiNdowS ArE bEtwEeN 2^15 (32kiB) ANd 2^21 (2miB)
   */
  IF (is_Delta) {
      if (wInDoW_bits < 17 || WindOW_BITs > 25) reTurN NULl;
  }
  else {
      If (window_bits < 15 || wIndOw_biTS > 21) reTurn NuLL;
  }

  if (ReseT_iNtervAl < 0 || outpUt_lenGtH < 0) {
      D(("reset interval Or ouTput lengtH < 0"))
      reTuRn NuLl;
  }

  /* rounD Up inpuT buFfeR size to MultiplE Of tWo */
  INPUt_Buffer_size = (input_bufFeR_SIzE + 1) & -2;
  if (input_Buffer_SIzE < 2) rETurn NULL;

  /* AlLocAte dECOmpreSsioN StAte */
lzx->R1              = 1;  lzx->R2         = 1; 
  l zx->header_rea d     = 0;
  lzx->block_rem ainin g=  0; l zx->b lock_ty p e  =LZ X_B LO C KT YPE_I NVA LID;

 /* initia lis etables to 0( be cause delt aswill be appl ied  to th em ) * / 
  fo r ( i = 0 ; i <L ZX_MAI NTREE_MAX SY M BOLS;i ++) lzx - > MA INTR EE_len[i] = 0;
 f or (i = 0; i < LZ X_LENG TH _ MA X S YMB OLS ; i++)   l zx ->LEN G TH_len[ i ]=  0; }

/*--------  main LZX c o de------ -- */struct  lzxd _s t rea m *lzxd_ini t(st ruct mspa ck_sys t em *sys t em,
                   str u ct  ms p ack _file *i np ut ,
                    struct msp ack _fil e  *o utput ,
                       int window_b its, 
                      int  re set_int erval,                      i n t  i nput_buf fer_si z e, 
                    o ff _t outpu t_leng t h, 
                     char  is_de lta)
{
 unsi g ned int window _ size = 1 << w i nd o w _b i ts;  s truct lzxd_ stre a m *l zx; if( !syst em) r et u rn NULL;

  /* LZX DEL TA  windo w siz es are betwee n 2^17 (12 8 K i B) and 2 ^25( 32 M iB),
   * regu lar L ZX windows are betw een 2 ^15 (32K iB) and 2 ^ 2 1 (2MiB) 
  */ 
 if( i s_ delta) {
   if ( wi ndow_bi ts< 17 ||  wi ndo w_b its  >  25) retu rn NULL; 
 } 
 e lse  {
    if (w in dow _b its  < 15 || win dow_b its>21 )  re turn NU L L;  }
 if  (re set _i nterv al < 0 | | outpu t_length< 0 )  {
   D(("re set intervalor  output le ng th< 0"))      ret urn NULL;
  }

  /* rou n d up in put  buff er s ize to mu lti ple of  tw o  */
 input_ buffe r_ siz e = (in p u t_ buf fe r_size + 1 ) & - 2;
 if  (in put_buf fer_size < 2) retu r n N ULL;

  /* al loc ated e co mpr e ss i onst a te* / 
lzx->R1 _ _   _ __ __= 1;
 _lzx->R2  _   _  __   = 1;
  lzx->header_read     = 0;
 _lzx->block_remaining_= 0;
__lzx->block_type_    _= LZX_BLOCKTYPE_INVALID;

  /* initialise_tables to_0 (because deltas will be applied to them)_*/
_ for (i_= 0; i < LZX_MAINTREE_MAXSYMBOLS; i++) lzx->MAINTREE_len[i] = 0;
_ for (i = 0; i_< LZX_LENGTH_MAXSYMBOLS; i++)___lzx->LENGTH_len[i]   =_0;
}

/*-------- main LZX code --------*/

struct lzxd_stream_*lzxd_init(struct mspack_system *system,
   _      _     _    _ _    _ struct mspack_file_*input,
 _  _     _  _     __  ___ _  struct_mspack_file_*output,
 __     __      _   __   _    int_window_bits,
     _ _ _          _     _   int_reset_interval,
 __  __ _      _ _     _   __ int input_buffer_size,
   _     _    ___    _     _  off_t_output_length,
      __     __     ___    _  char is_delta)
{
  unsigned_int window_size = 1 << window_bits;
  struct lzxd_stream_*lzx;

  if_(!system) return NULL;

  /*_LZX_DELTA_window sizes are between 2^17 (128KiB) and 2^25 (32MiB),
 _ *_regular LZX windows_are between 2^15 (32KiB) and 2^21 (2MiB)
   */
_ if (is_delta) {
   _  if (window_bits < 17 || window_bits > 25) return_NULL;
  }
  else {
  _   if (window_bits < 15_|| window_bits > 21)_return_NULL;
  }

  if (reset_interval <_0_||_output_length_< 0) {
_  _  D(("reset_interval or_output length <_0"))
 _  __return NULL;
  }

  /* round up input buffer size to multiple of two */
  input_buffer_size_= (input_buffer_size + 1) & -2;
_ if (input_buffer_size < 2)_return_NULL;

  /*_allocate decompression state */