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Commit e78ac471 authored by Hans Leidekker's avatar Hans Leidekker Committed by Alexandre Julliard
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iphlpapi: Add support for TCP_TABLE_OWNER_PID_ALL in GetExtendedTcpTable.

parent d1b6cf93
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Showing with 224 additions and 46 deletions
dlls/iphlpapi/iphlpapi_main.c
View file @ e78ac471
......@@ -1883,15 +1883,35 @@ DWORD WINAPI GetTcpTable(PMIB_TCPTABLE pTcpTable, PDWORD pdwSize, BOOL bOrder)
DWORD WINAPI GetExtendedTcpTable(PVOID pTcpTable, PDWORD pdwSize, BOOL bOrder,
ULONG ulAf, TCP_TABLE_CLASS TableClass, ULONG Reserved)
{
DWORD ret, size;
void *table;
TRACE("pTcpTable %p, pdwSize %p, bOrder %d, ulAf %u, TableClass %u, Reserved %u\n",
pTcpTable, pdwSize, bOrder, ulAf, TableClass, Reserved);
if (ulAf == AF_INET6 || TableClass != TCP_TABLE_BASIC_ALL)
if (!pdwSize) return ERROR_INVALID_PARAMETER;
if (ulAf != AF_INET ||
(TableClass != TCP_TABLE_BASIC_ALL && TableClass != TCP_TABLE_OWNER_PID_ALL))
{
FIXME("ulAf = %u, TableClass = %u not supportted\n", ulAf, TableClass);
FIXME("ulAf = %u, TableClass = %u not supported\n", ulAf, TableClass);
return ERROR_NOT_SUPPORTED;
}
return GetTcpTable(pTcpTable, pdwSize, bOrder);
if ((ret = build_tcp_table(TableClass, &table, bOrder, GetProcessHeap(), 0, &size)))
return ret;
if (!pTcpTable || *pdwSize < size)
{
*pdwSize = size;
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
*pdwSize = size;
memcpy(pTcpTable, table, size);
}
HeapFree(GetProcessHeap(), 0, table);
return ret;
}
/******************************************************************
......
dlls/iphlpapi/ipstats.c
View file @ e78ac471
......@@ -27,6 +27,9 @@
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#endif
#ifdef HAVE_ALIAS_H
#include <alias.h>
#endif
......@@ -129,11 +132,14 @@
#define ADVANCE(x, n) (x += ROUNDUP(((struct sockaddr *)n)->sa_len))
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#define NONAMELESSUNION
#include "ifenum.h"
#include "ipstats.h"
#include "wine/debug.h"
#include "wine/server.h"
#ifndef HAVE_NETINET_TCP_FSM_H
#define TCPS_ESTABLISHED 1
......@@ -1616,16 +1622,46 @@ DWORD WINAPI AllocateAndGetUdpTableFromStack(PMIB_UDPTABLE *ppUdpTable, BOOL bOr
return ret;
}
static DWORD get_tcp_table_sizes( TCP_TABLE_CLASS class, DWORD row_count, DWORD *row_size )
{
DWORD table_size;
static MIB_TCPTABLE *append_tcp_row( HANDLE heap, DWORD flags, MIB_TCPTABLE *table,
DWORD *count, const MIB_TCPROW *row )
switch (class)
{
case TCP_TABLE_BASIC_LISTENER:
case TCP_TABLE_BASIC_CONNECTIONS:
case TCP_TABLE_BASIC_ALL:
{
table_size = FIELD_OFFSET(MIB_TCPTABLE, table[row_count]);
if (row_size) *row_size = sizeof(MIB_TCPROW);
break;
}
case TCP_TABLE_OWNER_PID_LISTENER:
case TCP_TABLE_OWNER_PID_CONNECTIONS:
case TCP_TABLE_OWNER_PID_ALL:
{
table_size = FIELD_OFFSET(MIB_TCPTABLE_OWNER_PID, table[row_count]);
if (row_size) *row_size = sizeof(MIB_TCPROW_OWNER_PID);
break;
}
default:
ERR("unhandled class %u\n", class);
return 0;
}
return table_size;
}
static MIB_TCPTABLE *append_tcp_row( TCP_TABLE_CLASS class, HANDLE heap, DWORD flags,
MIB_TCPTABLE *table, DWORD *count,
const MIB_TCPROW_OWNER_PID *row, DWORD row_size )
{
if (table->dwNumEntries >= *count)
{
MIB_TCPTABLE *new_table;
DWORD new_count = table->dwNumEntries * 2;
DWORD new_count = table->dwNumEntries * 2, new_table_size;
if (!(new_table = HeapReAlloc( heap, flags, table, FIELD_OFFSET(MIB_TCPTABLE, table[new_count] ))))
new_table_size = get_tcp_table_sizes( class, new_count, NULL );
if (!(new_table = HeapReAlloc( heap, flags, table, new_table_size )))
{
HeapFree( heap, 0, table );
return NULL;
......@@ -1633,7 +1669,8 @@ static MIB_TCPTABLE *append_tcp_row( HANDLE heap, DWORD flags, MIB_TCPTABLE *tab
*count = new_count;
table = new_table;
}
memcpy( &table->table[table->dwNumEntries++], row, sizeof(*row) );
memcpy( (char *)table->table + (table->dwNumEntries * row_size), row, row_size );
table->dwNumEntries++;
return table;
}
......@@ -1659,7 +1696,6 @@ static inline MIB_TCP_STATE TCPStateToMIBState (int state)
}
}
static int compare_tcp_rows(const void *a, const void *b)
{
const MIB_TCPROW *rowA = a;
......@@ -1673,36 +1709,118 @@ static int compare_tcp_rows(const void *a, const void *b)
return ntohs ((unsigned short)rowA->dwRemotePort) - ntohs ((unsigned short)rowB->dwRemotePort);
}
struct pid_map
{
unsigned int pid;
unsigned int unix_pid;
};
/******************************************************************
* AllocateAndGetTcpTableFromStack (IPHLPAPI.@)
*
* Get the TCP connection table.
* Like GetTcpTable(), but allocate the returned table from heap.
*
* PARAMS
* ppTcpTable [Out] pointer into which the MIB_TCPTABLE is
* allocated and returned.
* bOrder [In] whether to sort the table
* heap [In] heap from which the table is allocated
* flags [In] flags to HeapAlloc
*
* RETURNS
* ERROR_INVALID_PARAMETER if ppTcpTable is NULL, whatever GetTcpTable()
* returns otherwise.
*/
DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bOrder,
HANDLE heap, DWORD flags)
static struct pid_map *get_pid_map( unsigned int *num_entries )
{
MIB_TCPTABLE *table;
MIB_TCPROW row;
DWORD ret = NO_ERROR, count = 16;
HANDLE snapshot = NULL;
struct pid_map *map;
unsigned int i = 0, count = 16, size = count * sizeof(*map);
NTSTATUS ret;
TRACE("table %p, bOrder %d, heap %p, flags 0x%08x\n", ppTcpTable, bOrder, heap, flags);
if (!(map = HeapAlloc( GetProcessHeap(), 0, size ))) return NULL;
if (!ppTcpTable) return ERROR_INVALID_PARAMETER;
SERVER_START_REQ( create_snapshot )
{
req->flags = SNAP_PROCESS;
req->attributes = 0;
if (!(ret = wine_server_call( req )))
snapshot = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
*num_entries = 0;
while (ret == STATUS_SUCCESS)
{
SERVER_START_REQ( next_process )
{
req->handle = wine_server_obj_handle( snapshot );
req->reset = (i == 0);
if (!(ret = wine_server_call( req )))
{
if (i >= count)
{
struct pid_map *new_map;
count *= 2;
size = count * sizeof(*new_map);
if (!(new_map = HeapReAlloc( GetProcessHeap(), 0, map, size )))
{
HeapFree( GetProcessHeap(), 0, map );
map = NULL;
goto done;
}
map = new_map;
}
map[i].pid = reply->pid;
map[i].unix_pid = reply->unix_pid;
(*num_entries)++;
i++;
}
}
SERVER_END_REQ;
}
done:
NtClose( snapshot );
return map;
}
if (!(table = HeapAlloc( heap, flags, FIELD_OFFSET(MIB_TCPTABLE, table[count] ))))
static unsigned int find_owning_pid( struct pid_map *map, unsigned int num_entries, int inode )
{
#ifdef __linux__
unsigned int i, len_socket;
char socket[32];
sprintf( socket, "socket:[%d]", inode );
len_socket = strlen( socket );
for (i = 0; i < num_entries; i++)
{
char dir[32];
struct dirent *dirent;
DIR *dirfd;
sprintf( dir, "/proc/%u/fd", map[i].unix_pid );
if ((dirfd = opendir( dir )))
{
while ((dirent = readdir( dirfd )))
{
char link[sizeof(dirent->d_name) + 32], name[32];
int len;
sprintf( link, "/proc/%u/fd/%s", map[i].unix_pid, dirent->d_name );
if ((len = readlink( link, name, 32 )) > 0) name[len] = 0;
if (len == len_socket && !strcmp( socket, name ))
{
closedir( dirfd );
return map[i].pid;
}
}
closedir( dirfd );
}
}
return 0;
#else
FIXME( "not implemented\n" );
return 0;
#endif
}
DWORD build_tcp_table( TCP_TABLE_CLASS class, void **tablep, BOOL order, HANDLE heap, DWORD flags,
DWORD *size )
{
MIB_TCPTABLE *table;
MIB_TCPROW_OWNER_PID row;
DWORD ret = NO_ERROR, count = 16, table_size, row_size;
if (!(table_size = get_tcp_table_sizes( class, count, &row_size )))
return ERROR_INVALID_PARAMETER;
if (!(table = HeapAlloc( heap, flags, table_size )))
return ERROR_OUTOFMEMORY;
table->dwNumEntries = 0;
......@@ -1714,21 +1832,30 @@ DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bO
if ((fp = fopen("/proc/net/tcp", "r")))
{
char buf[512], *ptr;
DWORD dummy;
struct pid_map *map = NULL;
unsigned int dummy, num_entries = 0;
int inode;
if (class == TCP_TABLE_OWNER_PID_ALL) map = get_pid_map( &num_entries );
/* skip header line */
ptr = fgets(buf, sizeof(buf), fp);
while ((ptr = fgets(buf, sizeof(buf), fp)))
{
if (sscanf( ptr, "%x: %x:%x %x:%x %x", &dummy, &row.dwLocalAddr, &row.dwLocalPort,
&row.dwRemoteAddr, &row.dwRemotePort, &row.u.dwState ) != 6)
if (sscanf( ptr, "%x: %x:%x %x:%x %x %*s %*s %*s %*s %*s %d", &dummy,
&row.dwLocalAddr, &row.dwLocalPort, &row.dwRemoteAddr,
&row.dwRemotePort, &row.dwState, &inode ) != 7)
continue;
row.dwLocalPort = htons( row.dwLocalPort );
row.dwRemotePort = htons( row.dwRemotePort );
row.u.State = TCPStateToMIBState( row.u.dwState );
if (!(table = append_tcp_row( heap, flags, table, &count, &row )))
row.dwState = TCPStateToMIBState( row.dwState );
if (class == TCP_TABLE_OWNER_PID_ALL)
row.dwOwningPid = find_owning_pid( map, num_entries, inode );
if (!(table = append_tcp_row( class, heap, flags, table, &count, &row, row_size )))
break;
}
HeapFree( GetProcessHeap(), 0, map );
fclose( fp );
}
else ret = ERROR_NOT_SUPPORTED;
......@@ -1749,8 +1876,9 @@ DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bO
row.dwLocalPort = htons( entry->tcpConnLocalPort );
row.dwRemoteAddr = entry->tcpConnRemAddress;
row.dwRemotePort = htons( entry->tcpConnRemPort );
row.u.dwState = entry->tcpConnState;
if (!(table = append_tcp_row( heap, flags, table, &count, &row ))) break;
row.dwState = entry->tcpConnState;
if (!(table = append_tcp_row( class, heap, flags, table, &count, &row, row_size )))
break;
}
HeapFree( GetProcessHeap(), 0, data );
}
......@@ -1828,8 +1956,9 @@ DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bO
row.dwLocalPort = pINData->inp_lport;
row.dwRemoteAddr = pINData->inp_faddr.s_addr;
row.dwRemotePort = pINData->inp_fport;
row.u.State = TCPStateToMIBState (pTCPData->t_state);
if (!(table = append_tcp_row( heap, flags, table, &count, &row ))) break;
row.dwState = TCPStateToMIBState (pTCPData->t_state);
if (!(table = append_tcp_row( class, heap, flags, table, &count, &row, row_size )))
break;
}
done:
......@@ -1843,11 +1972,38 @@ DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bO
if (!table) return ERROR_OUTOFMEMORY;
if (!ret)
{
if (bOrder && table->dwNumEntries)
qsort( table->table, table->dwNumEntries, sizeof(row), compare_tcp_rows );
*ppTcpTable = table;
if (order && table->dwNumEntries)
qsort( table->table, table->dwNumEntries, row_size, compare_tcp_rows );
*tablep = table;
}
else HeapFree( heap, flags, table );
if (size) *size = get_tcp_table_sizes( class, count, NULL );
TRACE( "returning ret %u table %p\n", ret, table );
return ret;
}
/******************************************************************
* AllocateAndGetTcpTableFromStack (IPHLPAPI.@)
*
* Get the TCP connection table.
* Like GetTcpTable(), but allocate the returned table from heap.
*
* PARAMS
* ppTcpTable [Out] pointer into which the MIB_TCPTABLE is
* allocated and returned.
* bOrder [In] whether to sort the table
* heap [In] heap from which the table is allocated
* flags [In] flags to HeapAlloc
*
* RETURNS
* ERROR_INVALID_PARAMETER if ppTcpTable is NULL, whatever GetTcpTable()
* returns otherwise.
*/
DWORD WINAPI AllocateAndGetTcpTableFromStack( PMIB_TCPTABLE *ppTcpTable, BOOL bOrder,
HANDLE heap, DWORD flags )
{
TRACE("table %p, bOrder %d, heap %p, flags 0x%08x\n", ppTcpTable, bOrder, heap, flags);
if (!ppTcpTable) return ERROR_INVALID_PARAMETER;
return build_tcp_table( TCP_TABLE_BASIC_ALL, (void **)ppTcpTable, bOrder, heap, flags, NULL );
}
dlls/iphlpapi/ipstats.h
View file @ e78ac471
......@@ -37,4 +37,6 @@ DWORD WINAPI AllocateAndGetTcpTableFromStack(PMIB_TCPTABLE *ppTcpTable, BOOL bOr
DWORD WINAPI AllocateAndGetIpNetTableFromStack(PMIB_IPNETTABLE *ppIpNetTable, BOOL bOrder, HANDLE heap, DWORD flags) DECLSPEC_HIDDEN;
DWORD WINAPI AllocateAndGetIpForwardTableFromStack(PMIB_IPFORWARDTABLE *ppIpForwardTable, BOOL bOrder, HANDLE heap, DWORD flags) DECLSPEC_HIDDEN;
DWORD build_tcp_table(TCP_TABLE_CLASS, void **, BOOL, HANDLE, DWORD, DWORD *) DECLSPEC_HIDDEN;
#endif /* ndef WINE_IPSTATS_H_ */
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