1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
#ifndef __BUF_H
#define __BUF_H
#include <cstdlib>
#include <cstdio>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
/*
typedef struct bbuf {
int size; //total size
int buf_size; //used size
char *buf;
} bbuf;
*/
//operations on plain buffers also operations on bufer to buffer should be
//supoorted
/*
//create new buffer without content
bbuf* bbuf_new(int size);
//set buffer value
int bbuf_set(bbuf *a, char *val, int size);
//get copy of buffer
bbuf *bbuf_copy(bbuf *buf);
//get buffer from buffer
int bbuf_get(bbuf *buf, char **val, int *size);
//resize buffer
int bbuf_realloc(bbuf *buf, int size);
//set to minimal size
int bbuf_reduce(bbuf *buf);
//increase buffer for size
int bbuf_inc(bbuf *a, char *b, int size);
//decrease buffer for size
int bbuf_dec(bbuf *a, char *b, int size);
//free buffer
int bbuf_set_max(bbuf *buf);
int bbuf_memset(bbuf *buf, char c);
int bbuf_concat(bbuf *a, bbuf *b);
int bbuf_size(bbuf *a);
int bbuf_print(bbuf *a);
void bbuf_free(bbuf *buf);
*/
class Buf
{
private:
int cur_size;
int buf_size;
char *buf;
public:
Buf(int size);
~Buf();
int set(char *val, int size);
int set(char *val);
Buf* copy();
int get_ptr(char **val, int *size);
int realloc(int size);
int reduce();
int inc(int size);
int dec(int size);
int set_max();
int memset(char c);
int concat(Buf *b);
int size();
int cursize();
int print();
int setc(int idx, char c);
int pushc(char c);
int getc(int idx, char *c);
int findc(char c, int *idx);
int popsubstring(int sz, char **val, int *size);
int shiftleft(int n);
int zero();
bool isempty();
int empty();
int set_size(int size);
};
#endif
|
