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
90
91
92
93
94
95
96
97
|
/*
* File: dpiutil.h
*
* Copyright 2004-2005 Jorge Arellano Cid <jcid@dillo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*/
/*
* This file contains common functions used by dpi programs.
* (i.e. a convenience library).
*/
#ifndef __DPIUTIL_H__
#define __DPIUTIL_H__
#include <stdio.h>
#include "d_size.h"
#include "../dlib/dlib.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define BUFLEN 256
#define TOUT 300
/* Streamed Sockets API (not mandatory) ----------------------------------*/
typedef struct _SockHandler SockHandler;
struct _SockHandler {
int fd_in;
int fd_out;
/* FILE *in; --Unused. The stream functions block when reading. */
FILE *out;
char *buf; /* internal buffer */
uint_t buf_sz; /* data size */
uint_t buf_max; /* allocated size */
uint_t flush_sz; /* max size before flush */
};
SockHandler *sock_handler_new(int fd_in, int fd_out, int flush_sz);
int sock_handler_write(SockHandler *sh, int flush,
const char *Data,size_t DataSize);
int sock_handler_write_str(SockHandler *sh, int flush, const char *str);
char *sock_handler_read(SockHandler *sh);
void sock_handler_close(SockHandler *sh);
void sock_handler_free(SockHandler *sh);
#define sock_handler_printf(sh, flush, ...) \
D_STMT_START { \
Dstr *dstr = dStr_sized_new(128); \
dStr_sprintf(dstr, __VA_ARGS__); \
sock_handler_write(sh, flush, dstr->str, dstr->len); \
dStr_free(dstr, 1); \
} D_STMT_END
/* ----------------------------------------------------------------------- */
/*
* Escape URI characters in 'esc_set' as %XX sequences.
* Return value: New escaped string.
*/
char *Escape_uri_str(const char *str, const char *p_esc_set);
/*
* Escape unsafe characters as html entities.
* Return value: New escaped string.
*/
char *Escape_html_str(const char *str);
/*
* Unescape a few HTML entities (inverse of Escape_html_str)
* Return value: New unescaped string.
*/
char *Unescape_html_str(const char *str);
/*
* Filter an SMTP hack with a FTP URI
*/
char *Filter_smtp_hack(char *url);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __DPIUTIL_H__ */
|
