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[NETSTAT] Add support for displaying UDP connections owning process

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Our netstat can basically look like this now:
https://twitter.com/HeisSpiter/status/1066430887208919040
This commit is contained in:
Pierre Schweitzer 2018-11-24 21:36:00 +01:00
parent fbdfe7bd40
commit 29c883e2a5
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GPG key ID: 7545556C3D585B0B
1 changed files with 15 additions and 5 deletions
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20
base/applications/network/netstat/netstat.c
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@ -496,23 +496,24 @@ VOID ShowTcpTable()
VOID ShowUdpTable() VOID ShowUdpTable()
{ {
PMIB_UDPTABLE udpTable; PMIB_UDPTABLE_OWNER_PID udpTable;
DWORD error, dwSize; DWORD error, dwSize;
DWORD i; DWORD i;
CHAR HostIp[HOSTNAMELEN], HostPort[PORTNAMELEN]; CHAR HostIp[HOSTNAMELEN], HostPort[PORTNAMELEN];
CHAR Host[ADDRESSLEN]; CHAR Host[ADDRESSLEN];
CHAR PID[64];
/* Get the table of UDP endpoints */ /* Get the table of UDP endpoints */
dwSize = 0; dwSize = 0;
error = GetUdpTable(NULL, &dwSize, TRUE); error = GetExtendedUdpTable(NULL, &dwSize, TRUE, AF_INET, UDP_TABLE_OWNER_PID, 0);
if (error != ERROR_INSUFFICIENT_BUFFER) if (error != ERROR_INSUFFICIENT_BUFFER)
{ {
printf("Failed to snapshot UDP endpoints.\n"); printf("Failed to snapshot UDP endpoints.\n");
DoFormatMessage(error); DoFormatMessage(error);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
udpTable = (PMIB_UDPTABLE) HeapAlloc(GetProcessHeap(), 0, dwSize); udpTable = (PMIB_UDPTABLE_OWNER_PID) HeapAlloc(GetProcessHeap(), 0, dwSize);
error = GetUdpTable(udpTable, &dwSize, TRUE); error = GetExtendedUdpTable(udpTable, &dwSize, TRUE, AF_INET, UDP_TABLE_OWNER_PID, 0);
if (error) if (error)
{ {
printf("Failed to snapshot UDP endpoints table.\n"); printf("Failed to snapshot UDP endpoints table.\n");
@ -531,7 +532,16 @@ VOID ShowUdpTable()
sprintf(Host, "%s:%s", HostIp, HostPort); sprintf(Host, "%s:%s", HostIp, HostPort);
_tprintf(_T(" %-6s %-22s %-22s\n"), _T("UDP"), Host, _T("*:*")); if (bDoShowProcessId)
{
sprintf(PID, "%ld", udpTable->table[i].dwOwningPid);
}
else
{
PID[0] = 0;
}
_tprintf(_T(" %-6s %-22s %-34s %s\n"), _T("UDP"), Host, _T("*:*"), PID);
} }
HeapFree(GetProcessHeap(), 0, udpTable); HeapFree(GetProcessHeap(), 0, udpTable);