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keyfilecode.c File Reference

#include <stdio.h>
#include <stddef.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include "keyerr.h"
#include "ht.h"
#include "keydef.h"

Defines
#define	size_t   unsigned
#define	maxint   32767
#define	show_errors   false
#define	short_lc   sizeof(short)
#define	eq_pntr(p1, p2)   ((p1.block==p2.block) && (p1.segment==p2.segment))
#define	null_pntr(p1)   ((p1.segment==max_segments) && (p1.block==0))
#define	hash_value(b, limit)   (((b.block) + b.segment) % limit)
#define	mark_modified(f, bufix)   f->buffer[bufix].modified = true
#define	delete_threshold   1
Functions
int	allocate_block ()
boolean	allocate_rec ()
void	replace_max_key ()
void	deallocate_block ()
void	deallocate_rec ()
int	compress_ix_block ()
void	check_ix_block_compression ()
void	update_index ()
void	index_delete ()
void	split_block ()
FILE *	file_index ()
int	unpack_lc_key ()
int	unpack_rec_key ()
int	min (int i, int j)
void	mvc (t1, sc1, t2, sc2, lc) unsigned char t1[]
Variables
int	read_cnt = 0
int	write_cnt = 0
level0_pntr	null0_ptr = {max_segments,0,0}
level0_pntr	dummy_ptr = {0,0,0}
leveln_pntr	nulln_ptr = {max_segments,0}
char	index_caption [3][10] = {"user \0","free_rec\0","free_lc \0"}
void	t2 []
int	sc1
int	sc2
int	lc
int	err
int	bufix

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Define Documentation

#define delete_threshold   1

#define eq_pntr (  p1, p2    )     ((p1.block==p2.block) && (p1.segment==p2.segment))

#define hash_value (  b, limit    )     (((b.block) + b.segment) % limit)

#define mark_modified (  f, bufix    )     f->buffer[bufix].modified = true

#define maxint   32767

#define null_pntr (  p1    )     ((p1.segment==max_segments) && (p1.block==0))

#define short_lc   sizeof(short)

#define show_errors   false

#define size_t   unsigned

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Function Documentation

int allocate_block (    )  [static]

boolean allocate_rec (    )  [static]

void check_ix_block_compression (    )  [static]

int compress_ix_block (    )  [static]

void deallocate_block (    )  [static]

void deallocate_rec (    )  [static]

FILE* file_index (    )  [static]

void index_delete (    )  [static]

int min (  int    i, int    j )  [static]

void mvc (  t1   , sc1   , t2   , sc2   , lc    )

void replace_max_key (    )  [static]

void split_block (    )  [static]

int unpack_lc_key (    )

int unpack_rec_key (    )

void update_index (    )

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Variable Documentation

int bufix

struct level0_pntr dummy_ptr = {0,0,0} [static]

int err

char index_caption[3][10] = {"user \0","free_rec\0","free_lc \0"} [static]

int lc

struct level0_pntr null0_ptr = {max_segments,0,0} [static]

struct leveln_pntr nulln_ptr = {max_segments,0} [static]

int read_cnt = 0

int sc1

int sc2

void t2[]

int write_cnt = 0

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