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
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
#include "ConnectionNotify.h"
struct CONNECTION* GetConnectionsTable()
{
// Declare and initialize variables
MIB_TCPTABLE_OWNER_PID *pTcpTable;
DWORD dwSize = 0;
DWORD dwRetVal = 0;
struct in_addr IpAddr;
int i;
struct CONNECTION *connHead=NULL;
pTcpTable = (MIB_TCPTABLE_OWNER_PID *) MALLOC(sizeof (MIB_TCPTABLE_OWNER_PID));
if (pTcpTable == NULL)
{
//printf("Error allocating memory!\n");
return NULL;
}
dwSize = sizeof (MIB_TCPTABLE_OWNER_PID);
// Make an initial call to GetTcpTable to
// get the necessary size into the dwSize variable
if ((dwRetVal = GetExtendedTcpTable(pTcpTable, &dwSize, TRUE,AF_INET,TCP_TABLE_OWNER_PID_ALL,0)) == ERROR_INSUFFICIENT_BUFFER)
{
FREE(pTcpTable);
pTcpTable = (MIB_TCPTABLE_OWNER_PID *) MALLOC(dwSize);
if (pTcpTable == NULL)
{
//printf("Error allocating memory\n");
return NULL;
}
}
// Make a second call to GetTcpTable to get
// the actual data we require
if ((dwRetVal = GetExtendedTcpTable(pTcpTable, &dwSize, TRUE,AF_INET,TCP_TABLE_OWNER_PID_ALL,0)) == NO_ERROR)
{
//printf("\tLocal Addr\tLocal Port\tRemote Addr\tRemote Port\n");
//printf("Number of entries: %d\n", (int) pTcpTable->dwNumEntries);
for (i = 0; i < (int) pTcpTable->dwNumEntries; i++)
{
struct CONNECTION* newConn=(struct CONNECTION*)mir_alloc(sizeof(struct CONNECTION));
memset(newConn,0,sizeof(struct CONNECTION));
//pid2name(pTcpTable->table[i].dwOwningPid,&newConn->Pname);
if(pTcpTable->table[i].dwLocalAddr)
{
IpAddr.S_un.S_addr = (ULONG) pTcpTable->table[i].dwLocalAddr;
//_snprintf(newConn->strIntIp,_countof(newConn->strIntIp),"%d.%d.%d.%d",IpAddr.S_un.S_un_b.s_b1,IpAddr.S_un.S_un_b.s_b2,IpAddr.S_un.S_un_b.s_b3,IpAddr.S_un.S_un_b.s_b4);
wcsncpy(newConn->strIntIp, mir_a2t(inet_ntoa(IpAddr)),_tcslen(mir_a2t(inet_ntoa(IpAddr))));
}
if(pTcpTable->table[i].dwRemoteAddr)
{
IpAddr.S_un.S_addr = (u_long) pTcpTable->table[i].dwRemoteAddr;
wcsncpy(newConn->strExtIp, mir_a2t(inet_ntoa(IpAddr)),_tcslen(mir_a2t(inet_ntoa(IpAddr))));
}
newConn->state = pTcpTable->table[i].dwState;
newConn->intIntPort =ntohs((u_short)pTcpTable->table[i].dwLocalPort);
newConn->intExtPort =ntohs((u_short)pTcpTable->table[i].dwRemotePort);
newConn->Pid=pTcpTable->table[i].dwOwningPid;
switch (pTcpTable->table[i].dwState)
{
case MIB_TCP_STATE_CLOSED:
//printf("CLOSED\n");
break;
case MIB_TCP_STATE_LISTEN:
//printf("LISTEN\n");
break;
case MIB_TCP_STATE_SYN_SENT:
//printf("SYN-SENT\n");
break;
case MIB_TCP_STATE_SYN_RCVD:
//printf("SYN-RECEIVED\n");
break;
case MIB_TCP_STATE_ESTAB:
//printf("ESTABLISHED\n");
break;
case MIB_TCP_STATE_FIN_WAIT1:
//printf("FIN-WAIT-1\n");
break;
case MIB_TCP_STATE_FIN_WAIT2:
//printf("FIN-WAIT-2 \n");
break;
case MIB_TCP_STATE_CLOSE_WAIT:
//printf("CLOSE-WAIT\n");
break;
case MIB_TCP_STATE_CLOSING:
//printf("CLOSING\n");
break;
case MIB_TCP_STATE_LAST_ACK:
//printf("LAST-ACK\n");
break;
case MIB_TCP_STATE_TIME_WAIT:
//printf("TIME-WAIT\n");
break;
case MIB_TCP_STATE_DELETE_TCB:
//printf("DELETE-TCB\n");
break;
default:
//printf("UNKNOWN dwState value\n");
break;
}
newConn->next = connHead;
connHead=newConn;
//printf("TCP[%d]:%s%15d%20s%15d\n", i, szLocalAddr,ntohs((u_short)pTcpTable->table[i].dwLocalPort), szRemoteAddr,ntohs((u_short)pTcpTable->table[i].dwRemotePort));
//printf("\tTCP[%d] Local Addr: %s\n", i, szLocalAddr);
// printf("\tTCP[%d] Local Port: %d \n", i, ntohs((u_short)pTcpTable->table[i].dwLocalPort));
//printf("\tTCP[%d] Remote Addr: %s\n", i, szRemoteAddr);
//printf("\tTCP[%d] Remote Port: %d\n", i, ntohs((u_short)pTcpTable->table[i].dwRemotePort));
}
}
else
{
//printf("\tGetTcpTable() failed with return value %d\n", dwRetVal);
FREE(pTcpTable);
return NULL;
}
if (pTcpTable != NULL)
{
FREE(pTcpTable);
pTcpTable = NULL;
}
return connHead;
}
void deleteConnectionsTable(struct CONNECTION* head)
{
struct CONNECTION *cur=head,*del;
while(cur!=NULL)
{
del=cur;
cur=cur->next;
mir_free(del);
head=cur;
}
head=NULL;
}
struct CONNECTION* searchConnection(struct CONNECTION* head,TCHAR *intIp,TCHAR *extIp,int intPort,int extPort,int state)
{
struct CONNECTION *cur=head;
while(cur!=NULL)
{
if(wcscmp(cur->strIntIp,intIp)==0 && wcscmp(cur->strExtIp,extIp)==0 && cur->intExtPort==extPort && cur->intIntPort==intPort && cur->state==state)
return cur;
cur=cur->next;
}
return NULL;
}
void getDnsName(TCHAR *strIp,TCHAR *strHostName)
{
struct in_addr iaHost;
struct hostent *h;
iaHost.s_addr = inet_addr(mir_t2a(strIp));
if ((h = gethostbyaddr ((char *)&iaHost, sizeof(struct in_addr), AF_INET))== NULL)
{ // get the host info error
_stprintf(strHostName,_T("%s"), strIp); //!!!!!!!!!!!
return;
}
_stprintf(strHostName,_T("%s"),mir_a2t(h->h_name)); //!!!!!!!!!!!!!
//_tcsncpy_s(strHostName,128, h->h_name,_tcslen(h->h_name));
}
int wildcmp(const TCHAR *wild, const TCHAR *string) {
// Written by Jack Handy - jakkhandy@hotmail.com
const TCHAR *cp = NULL, *mp = NULL;
while ((*string) && (*wild != '*')) {
if ((*wild != *string) && (*wild != '?')) {
return 0;
}
wild++;
string++;
}
while (*string) {
if (*wild == '*') {
if (!*++wild) {
return 1;
}
mp = wild;
cp = string+1;
} else if ((*wild == *string) || (*wild == '?')) {
wild++;
string++;
} else {
wild = mp;
string = cp++;
}
}
while (*wild == '*') {
wild++;
}
return !*wild;
}
|
