在项目中我定义了一个结构体数组,头文件如下:
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
|
#ifndef MY_TABLE_STRUCT_H #define MY_TABLE_STRUCT_H #define POLICY_UTIL_ARRAY_LENGTH 256*64 #define ARRAY_SIZE 256 long saved_policy_id[10];
long saved_udp_allow_IP_ID[10];
long save_log_ID[10];
/*与日志审计相关的文件路径定义*/ #define SYSTEM_LOG "/tmp/log/system.log" #define HTTP_LOG "/tmp/log/http.log" #define SMTP_LOG "/tmp/log/smtp.log" #define POP3_LOG "/tmp/log/pop3.log" #define SYSTEM_INTERMEDIARY_LOG "/tmp/log/system_intermediary.log" #define HTTP_INTERMEDIARY_LOG "/tmp/log/http_intermediary.log" #define SMTP_INTERMEDIARY_LOG "/tmp/log/smtp_intermediary.log" #define POP3_INTERMEDIARY_LOG "/tmp/log/pop3_intermediary.log" typedef struct {
int used; //0 for unused
int AppID;
/*
00 "系统",
01 "HTTP应用",
02 "SMTP应用",
03 "POP3应用",
04 "FTP应用",
05 "TELNET应用",
06 "NULL ",
07 "用户自定义应用",
08 "TCP空白协议",
09 "UDP应用",
0a "ORACLE数据库应用",
0b "SQL Server 数据库应用",
0c "邮件服务器与邮件服务器应用",
*/
char SourceIP[20];
short SourcePort;
char DestIP[20];
short DestPort;
char SourceType; //I for inner;O for outter
char IsDestProxyMode;
short MaxConn;
char IsWorking;
// 'Y' for "自动启用,现启用"
//'N' for "自动启用,现停用"
//'U' for "手动启用,现停用"
//'W' for "手动启用,现启用"
char IsAuth;
// 0 for no auth
// 1 for auth
char name[20];
UINT16 InnerPort; //for udp
UINT16 OuterPort;
char IsAllowed; //安全策略黑白指示
// 'Y' for 白
// 'N' for 黑
char FromTime[8][8];
char ToTime[8][8];
char WeekDay[8][8];
//for udp allowed ip
unsigned int inner_udp_ip[256];
unsigned int outer_udp_ip[256];
//for tcp allowed ip
struct IP {
char ip[255];
int black_white;
} allowed_ip[256];
struct POLICY {
long p_id;
short type;
char IsWorking;
char p_content[255];
char IsAllowed;
} policy[64];
}TABLE_CHANNEL; TABLE_CHANNEL table_channels[ARRAY_SIZE]; #endif |
将结构体数组中的数据保存到文件中,实现函数如下:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
void chn_write_file()
{ FILE *fp;
int i;
DO_LOG( "chn_write_file():write to the file start...\n" );
fp= fopen ( "/tmp/data/db_file/tcp_file" , "wb" );
if (fp==NULL)
{
printf ( "file /tmp/udp_chn open error\n" );
return ;
}
//for(i=0;i<256;i++)
//fwrite(&table_channels[i],sizeof(TABLE_CHANNEL),1,fp);//把内存中的信息写入到文件中去
fwrite (table_channels, sizeof (TABLE_CHANNEL), 256, fp);
fclose (fp);
DO_LOG( "chn_write_file():write to the file end...\n" );
} |
从文件中读取数据存储到结构体数组中,实现函数如下:
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
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
void chn_read_file()
{ MY_DEBUG_LOG( "chn_read_file():read from the file start...\n" );
DO_LOG( "chn_read_file():read from the file start...\n" );
FILE *fp;
int i, j;
fp= fopen ( "/tmp/data/db_file/tcp_file" , "rb" );
if (fp == NULL)
{
DO_LOG( "chn_read_file():open file failed, because:%s!\n" , strerror ( errno ));
return ;
}
/*for(i = 0; i< 256; i++)
{
fread(&table_channels[i], sizeof(TABLE_CHANNEL), 1, fp);
}*/
fread (table_channels, sizeof (TABLE_CHANNEL), 256, fp);
/*****打印结构体数组中的数据*******/
MY_DEBUG_LOG( "chn_read_file(): The informations of approuteways bellows:\n" );
for (i =0; i<256; i++)
{
if (table_channels[i].used == 0)
{
continue ;
}
MY_DEBUG_LOG("[ReadFile]:ID:%d, used:%d, AppID:%d, SourceIP:%s, SourcePort:%d,\
DestIP:%s, DestPort:%d, SourceType:%c, IsDestProxyMode:%c, MaxConn:%d,\
IsWorking:%c, IsAuth:%c, InnerPort:%d, OuterPort:%d, IsAllowed:%c, name:%s!\n", \
i, table_channels[i].used, table_channels[i].AppID,table_channels[i].SourceIP,table_channels[i].SourcePort, \
table_channels[i].DestIP, table_channels[i].DestPort, table_channels[i].SourceType, table_channels[i].IsDestProxyMode,\
table_channels[i].MaxConn, table_channels[i].IsWorking,table_channels[i].IsAuth,table_channels[i].InnerPort,\
table_channels[i].OuterPort,table_channels[i].IsAllowed,table_channels[i].name);
}
MY_DEBUG_LOG( "chn_read_file(): The informations of allowd time bellows:\n" );
for (i=0; i<256; i++)
{
if (table_channels[i].used == 0)
{
continue ;
}
for (j=0; j<8; j++)
{
if (table_channels[i].FromTime[j][0] == 0)
{
continue ;
}
if (table_channels[i].ToTime[j][0] == 0)
{
continue ;
}
if (table_channels[i].WeekDay[j][0] == 0)
{
continue ;
}
MY_DEBUG_LOG( "chn_read_file():ID:%d,FormTime:%s,ToTime:%s,WeekDay:%s\n" ,\
i,&table_channels[i].FromTime[j][0], &table_channels[i].ToTime[j][0], &table_channels[i].WeekDay[j][0]);
}
}
MY_DEBUG_LOG( "chn_read_file(): The informations of allowd IPs bellows:\n" );
for (i=0; i<256; i++)
{
if (table_channels[i].used == 0)
{
continue ;
}
for (j=0; j<256; j++)
{
if (table_channels[i].allowed_ip[j].ip[0] ==0)
{
continue ;
}
if (table_channels[i].allowed_ip[j].black_white == 0)
{
MY_DEBUG_LOG( "chn_read_file():ID:%d, ip %s, black_white:%d\n" ,
i, table_channels[i].allowed_ip[j].ip, table_channels[i].allowed_ip[j].black_white);
}
}
}
MY_DEBUG_LOG( "chn_read_file(): The informations of allowd users bellows:\n" );
for (i=0; i<256; i++)
{
if (table_channels[i].used == 0)
{
continue ;
}
for (j=0; j<256; j++)
{
if (table_channels[i].allowed_ip[j].ip[0] ==0)
{
continue ;
}
if (table_channels[i].allowed_ip[j].black_white == 1)
{
MY_DEBUG_LOG( "chn_read_file():ID:%d, users %s, black_white:%d\n" ,
i, table_channels[i].allowed_ip[j].ip, table_channels[i].allowed_ip[j].black_white);
}
}
}
MY_DEBUG_LOG( "chn_read_file(): The informations of policies bellows:\n" );
for (i=0; i<256; i++)
{
if (table_channels[i].used == 0)
{
continue ;
}
for (j =0 ; j <64; j++)
{
if (table_channels[i].policy[j].type == 0)
{
continue ;
}
MY_DEBUG_LOG( "[ReadFile]:ID:%d, AppID:%d, used:%d, policy_id:%d , type:%x, IsWorking:%c, p_content:%s, IsAllowed:%c.\n" ,
i,table_channels[i].AppID,table_channels[i].used,table_channels[i].policy[j].p_id,table_channels[i].policy[j].type,
table_channels[i].policy[j].IsWorking,table_channels[i].policy[j].p_content, table_channels[i].policy[j].IsAllowed);
}
}
fclose (fp);
MY_DEBUG_LOG( "chn_read_file():read from the file start end...\n" );
}
|
本文转自博客园知识天地的博客,原文链接:XXXXXXXXXXX,如需转载请自行联系原博主。