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iphlpapi: Implement GetTcp6Table on Linux. 

Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alex Henrie 2020-02-13 23:51:51 -07:00 committed by Alexandre Julliard
parent 748bed3d10
commit 94588567af
3 changed files with 187 additions and 8 deletions
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26
dlls/iphlpapi/iphlpapi_main.c
View File

@ -2393,15 +2393,25 @@ DWORD WINAPI GetExtendedTcpTable(PVOID pTcpTable, PDWORD pdwSize, BOOL bOrder,
if (!pdwSize) return ERROR_INVALID_PARAMETER;
if (ulAf != WS_AF_INET)
{
FIXME("ulAf = %u not supported\n", ulAf);
return ERROR_NOT_SUPPORTED;
}
if (TableClass >= TCP_TABLE_OWNER_MODULE_LISTENER)
FIXME("module classes not fully supported\n");
if ((ret = build_tcp_table(TableClass, &table, bOrder, GetProcessHeap(), 0, &size)))
switch (ulAf)
{
case WS_AF_INET:
ret = build_tcp_table(TableClass, &table, bOrder, GetProcessHeap(), 0, &size);
break;
case WS_AF_INET6:
ret = build_tcp6_table(TableClass, &table, bOrder, GetProcessHeap(), 0, &size);
break;
default:
FIXME("ulAf = %u not supported\n", ulAf);
ret = ERROR_NOT_SUPPORTED;
}
if (ret)
return ret;
if (!pTcpTable || *pdwSize < size)
@ -3054,8 +3064,8 @@ ULONG WINAPI GetTcpTable2(PMIB_TCPTABLE2 table, PULONG size, BOOL order)
*/
ULONG WINAPI GetTcp6Table(PMIB_TCP6TABLE table, PULONG size, BOOL order)
{
FIXME("pTcp6Table %p, size %p, order %d: stub\n", table, size, order);
return ERROR_NOT_SUPPORTED;
TRACE("(table %p, size %p, order %d)\n", table, size, order);
return GetExtendedTcpTable(table, size, order, WS_AF_INET6, TCP_TABLE_BASIC_ALL, 0);
}
/******************************************************************

168
dlls/iphlpapi/ipstats.c
View File

@ -2545,6 +2545,71 @@ DWORD build_udp_table( UDP_TABLE_CLASS class, void **tablep, BOOL order, HANDLE
return ret;
}
static DWORD get_tcp6_table_sizes( TCP_TABLE_CLASS class, DWORD row_count, DWORD *row_size )
{
DWORD table_size;
switch (class)
{
case TCP_TABLE_BASIC_LISTENER:
case TCP_TABLE_BASIC_CONNECTIONS:
case TCP_TABLE_BASIC_ALL:
{
table_size = FIELD_OFFSET(MIB_TCP6TABLE, table[row_count]);
if (row_size) *row_size = sizeof(MIB_TCP6ROW);
break;
}
case TCP_TABLE_OWNER_PID_LISTENER:
case TCP_TABLE_OWNER_PID_CONNECTIONS:
case TCP_TABLE_OWNER_PID_ALL:
{
table_size = FIELD_OFFSET(MIB_TCP6TABLE_OWNER_PID, table[row_count]);
if (row_size) *row_size = sizeof(MIB_TCP6ROW_OWNER_PID);
break;
}
case TCP_TABLE_OWNER_MODULE_LISTENER:
case TCP_TABLE_OWNER_MODULE_CONNECTIONS:
case TCP_TABLE_OWNER_MODULE_ALL:
{
table_size = FIELD_OFFSET(MIB_TCP6TABLE_OWNER_MODULE, table[row_count]);
if (row_size) *row_size = sizeof(MIB_TCP6ROW_OWNER_MODULE);
break;
}
default:
ERR("unhandled class %u\n", class);
return 0;
}
return table_size;
}
static int compare_tcp6_basic_rows(const void *a, const void *b)
{
const MIB_TCP6ROW *rowA = a;
const MIB_TCP6ROW *rowB = b;
int ret;
if ((ret = memcmp(&rowA->LocalAddr, &rowB->LocalAddr, sizeof(rowA->LocalAddr)) != 0)) return ret;
if ((ret = rowA->dwLocalScopeId - rowB->dwLocalScopeId) != 0) return ret;
if ((ret = rowA->dwLocalPort - rowB->dwLocalPort) != 0) return ret;
if ((ret = memcmp(&rowA->RemoteAddr, &rowB->RemoteAddr, sizeof(rowA->RemoteAddr)) != 0)) return ret;
if ((ret = rowA->dwRemoteScopeId - rowB->dwRemoteScopeId) != 0) return ret;
return rowA->dwRemotePort - rowB->dwRemotePort;
}
static int compare_tcp6_owner_rows(const void *a, const void *b)
{
const MIB_TCP6ROW_OWNER_PID *rowA = a;
const MIB_TCP6ROW_OWNER_PID *rowB = b;
int ret;
if ((ret = memcmp(&rowA->ucLocalAddr, &rowB->ucLocalAddr, sizeof(rowA->ucLocalAddr)) != 0)) return ret;
if ((ret = rowA->dwLocalScopeId - rowB->dwLocalScopeId) != 0) return ret;
if ((ret = rowA->dwLocalPort - rowB->dwLocalPort) != 0) return ret;
if ((ret = memcmp(&rowA->ucRemoteAddr, &rowB->ucRemoteAddr, sizeof(rowA->ucRemoteAddr)) != 0)) return ret;
if ((ret = rowA->dwRemoteScopeId - rowB->dwRemoteScopeId) != 0) return ret;
return rowA->dwRemotePort - rowB->dwRemotePort;
}
static DWORD get_udp6_table_sizes( UDP_TABLE_CLASS class, DWORD row_count, DWORD *row_size )
{
DWORD table_size;
@ -2681,6 +2746,109 @@ static DWORD find_ipv6_addr_scope(const IN6_ADDR *addr, const struct ipv6_addr_s
return -1;
}
DWORD build_tcp6_table( TCP_TABLE_CLASS class, void **tablep, BOOL order, HANDLE heap, DWORD flags,
DWORD *size )
{
MIB_TCP6TABLE *table;
MIB_TCP6ROW_OWNER_MODULE row;
DWORD ret = NO_ERROR, count = 16, table_size, row_size;
if (!(table_size = get_tcp6_table_sizes( class, count, &row_size )))
return ERROR_INVALID_PARAMETER;
if (!(table = HeapAlloc( heap, flags, table_size )))
return ERROR_OUTOFMEMORY;
table->dwNumEntries = 0;
#ifdef __linux__
{
FILE *fp;
if ((fp = fopen( "/proc/net/tcp6", "r" )))
{
char buf[512], *ptr;
struct pid_map *map = NULL;
unsigned int num_entries = 0;
struct ipv6_addr_scope *addr_scopes;
unsigned int addr_scopes_size = 0;
int inode;
addr_scopes = get_ipv6_addr_scope_table(&addr_scopes_size);
if (class >= TCP_TABLE_OWNER_PID_LISTENER) map = get_pid_map( &num_entries );
/* skip header line */
ptr = fgets( buf, sizeof(buf), fp );
while ((ptr = fgets( buf, sizeof(buf), fp )))
{
DWORD *local_addr = (DWORD *)&row.ucLocalAddr;
DWORD *remote_addr = (DWORD *)&row.ucRemoteAddr;
if (sscanf( ptr, "%*u: %8x%8x%8x%8x:%x %8x%8x%8x%8x:%x %x %*s %*s %*s %*s %*s %*s %*s %d",
&local_addr[0], &local_addr[1], &local_addr[2], &local_addr[3], &row.dwLocalPort,
&remote_addr[0], &remote_addr[1], &remote_addr[2], &remote_addr[3], &row.dwRemotePort,
&row.dwState, &inode ) != 12)
continue;
row.dwState = TCPStateToMIBState( row.dwState );
if (!match_class( class, row.dwState )) continue;
row.dwLocalScopeId = find_ipv6_addr_scope((const IN6_ADDR *)&row.ucLocalAddr, addr_scopes, addr_scopes_size);
row.dwLocalPort = htons( row.dwLocalPort );
row.dwRemoteScopeId = find_ipv6_addr_scope((const IN6_ADDR *)&row.ucRemoteAddr, addr_scopes, addr_scopes_size);
row.dwRemotePort = htons( row.dwRemotePort );
if (class <= TCP_TABLE_BASIC_ALL)
{
/* MIB_TCP6ROW has a different field order */
MIB_TCP6ROW basic_row;
basic_row.State = row.dwState;
memcpy( &basic_row.LocalAddr, &row.ucLocalAddr, sizeof(row.ucLocalAddr) );
basic_row.dwLocalScopeId = row.dwLocalScopeId;
basic_row.dwLocalPort = row.dwLocalPort;
memcpy( &basic_row.RemoteAddr, &row.ucRemoteAddr, sizeof(row.ucRemoteAddr) );
basic_row.dwRemoteScopeId = row.dwRemoteScopeId;
basic_row.dwRemotePort = row.dwRemotePort;
if (!(table = append_table_row( heap, flags, table, &table_size, &count, &basic_row, row_size )))
break;
continue;
}
row.dwOwningPid = find_owning_pid( map, num_entries, inode );
if (class >= TCP_TABLE_OWNER_MODULE_LISTENER)
{
row.liCreateTimestamp.QuadPart = 0; /* FIXME */
memset( &row.OwningModuleInfo, 0, sizeof(row.OwningModuleInfo) );
}
if (!(table = append_table_row( heap, flags, table, &table_size, &count, &row, row_size )))
break;
}
HeapFree( GetProcessHeap(), 0, map );
HeapFree( GetProcessHeap(), 0, addr_scopes );
fclose( fp );
}
else ret = ERROR_NOT_SUPPORTED;
}
#else
FIXME( "not implemented\n" );
ret = ERROR_NOT_SUPPORTED;
#endif
if (!table) return ERROR_OUTOFMEMORY;
if (!ret)
{
if (order && table->dwNumEntries)
{
qsort( table->table, table->dwNumEntries, row_size,
class <= TCP_TABLE_BASIC_ALL ? compare_tcp6_basic_rows : compare_tcp6_owner_rows );
}
*tablep = table;
}
else HeapFree( heap, flags, table );
if (size) *size = get_tcp6_table_sizes( class, count, NULL );
TRACE( "returning ret %u table %p\n", ret, table );
return ret;
}
DWORD build_udp6_table( UDP_TABLE_CLASS class, void **tablep, BOOL order, HANDLE heap, DWORD flags,
DWORD *size )
{

1
dlls/iphlpapi/ipstats.h
View File

@ -33,6 +33,7 @@
DWORD getInterfaceStatsByName(const char *name, PMIB_IFROW entry) DECLSPEC_HIDDEN;
DWORD build_tcp_table(TCP_TABLE_CLASS, void **, BOOL, HANDLE, DWORD, DWORD *) DECLSPEC_HIDDEN;
DWORD build_tcp6_table(TCP_TABLE_CLASS, void **, BOOL, HANDLE, DWORD, DWORD *) DECLSPEC_HIDDEN;
DWORD build_udp_table(UDP_TABLE_CLASS, void **, BOOL, HANDLE, DWORD, DWORD *) DECLSPEC_HIDDEN;
DWORD build_udp6_table(UDP_TABLE_CLASS, void **, BOOL, HANDLE, DWORD, DWORD *) DECLSPEC_HIDDEN;