nsiproxy: Implement UDP endpoint enumerate_all.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2021-08-18 08:54:44 +01:00 committed by Alexandre Julliard
parent 60a3e01062
commit 7841c8af1a
7 changed files with 400 additions and 17 deletions

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@ -938,6 +938,68 @@ static void test_tcp_tables( int family, int table_type )
winetest_pop_context(); winetest_pop_context();
} }
static void test_udp_tables( int family )
{
DWORD i, err, count, size;
struct nsi_udp_endpoint_key *keys;
struct nsi_udp_endpoint_static *stat;
MIB_UDPTABLE_OWNER_MODULE *table;
MIB_UDP6TABLE_OWNER_MODULE *table6;
MIB_UDPROW_OWNER_MODULE *row;
MIB_UDP6ROW_OWNER_MODULE *row6;
winetest_push_context( "%s", family == AF_INET ? "AF_INET" : "AF_INET6" );
err = NsiAllocateAndGetTable( 1, &NPI_MS_UDP_MODULEID, NSI_UDP_ENDPOINT_TABLE, (void **)&keys, sizeof(*keys),
NULL, 0, NULL, 0, (void **)&stat, sizeof(*stat), &count, 0 );
ok( !err, "got %x\n", err );
size = 0;
err = GetExtendedUdpTable( NULL, &size, 0, family, UDP_TABLE_OWNER_MODULE, 0 );
size *= 2;
table = malloc( size );
table6 = (MIB_UDP6TABLE_OWNER_MODULE *)table;
err = GetExtendedUdpTable( table, &size, 0, family, UDP_TABLE_OWNER_MODULE, 0 );
ok( !err, "got %d\n", err );
row = table->table;
row6 = table6->table;
for (i = 0; i < count; i++)
{
if (keys[i].local.si_family != family) continue;
if (family == AF_INET)
{
ok( unstable( row->dwLocalAddr == keys[i].local.Ipv4.sin_addr.s_addr ), "%08x vs %08x\n",
row->dwLocalAddr, keys[i].local.Ipv4.sin_addr.s_addr );
ok( unstable( row->dwLocalPort == keys[i].local.Ipv4.sin_port ), "%d vs %d\n",
row->dwLocalPort, keys[i].local.Ipv4.sin_port );
ok( unstable( row->dwOwningPid == stat[i].pid ), "%x vs %x\n", row->dwOwningPid, stat[i].pid );
ok( unstable( row->liCreateTimestamp.QuadPart == stat[i].create_time ), "mismatch\n" );
ok( unstable( row->dwFlags == stat[i].flags ), "%x vs %x\n", row->dwFlags, stat[i].flags );
ok( unstable( row->OwningModuleInfo[0] == stat[i].mod_info ), "mismatch\n");
row++;
}
else if (family == AF_INET6)
{
ok( unstable( !memcmp( row6->ucLocalAddr, keys[i].local.Ipv6.sin6_addr.s6_addr, sizeof(IN6_ADDR) ) ),
"mismatch\n" );
ok( unstable( row6->dwLocalScopeId == keys[i].local.Ipv6.sin6_scope_id ), "%x vs %x\n",
row6->dwLocalScopeId, keys[i].local.Ipv6.sin6_scope_id );
ok( unstable( row6->dwLocalPort == keys[i].local.Ipv6.sin6_port ), "%d vs %d\n",
row6->dwLocalPort, keys[i].local.Ipv6.sin6_port );
ok( unstable( row6->dwOwningPid == stat[i].pid ), "%x vs %x\n", row6->dwOwningPid, stat[i].pid );
ok( unstable( row6->liCreateTimestamp.QuadPart == stat[i].create_time ), "mismatch\n" );
ok( unstable( row6->dwFlags == stat[i].flags ), "%x vs %x\n", row6->dwFlags, stat[i].flags );
ok( unstable( row6->OwningModuleInfo[0] == stat[i].mod_info ), "mismatch\n");
row6++;
}
}
free( table );
NsiFreeTable( keys, NULL, NULL, stat );
winetest_pop_context();
}
START_TEST( nsi ) START_TEST( nsi )
{ {
@ -967,4 +1029,7 @@ START_TEST( nsi )
test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_ALL ); test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_ALL );
test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_CONNECTIONS ); test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_CONNECTIONS );
test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_LISTENER ); test_tcp_tables( AF_INET6, TCP_TABLE_OWNER_MODULE_LISTENER );
test_udp_tables( AF_INET );
test_udp_tables( AF_INET6 );
} }

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@ -7,4 +7,5 @@ C_SRCS = \
ip.c \ ip.c \
ndis.c \ ndis.c \
nsi.c \ nsi.c \
tcp.c tcp.c \
udp.c

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@ -41,6 +41,7 @@ static const struct module *modules[] =
&ipv4_module, &ipv4_module,
&ipv6_module, &ipv6_module,
&tcp_module, &tcp_module,
&udp_module,
}; };
static const struct module_table *get_module_table( const NPI_MODULEID *id, DWORD table ) static const struct module_table *get_module_table( const NPI_MODULEID *id, DWORD table )

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@ -92,6 +92,24 @@ static inline BOOL convert_index_to_luid( DWORD index, NET_LUID *luid )
return !nsi_get_parameter_ex( &params ); return !nsi_get_parameter_ex( &params );
} }
struct ipv6_addr_scope
{
IN6_ADDR addr;
DWORD scope;
};
struct ipv6_addr_scope *get_ipv6_addr_scope_table( unsigned int *size ) DECLSPEC_HIDDEN;
DWORD find_ipv6_addr_scope( const IN6_ADDR *addr, const struct ipv6_addr_scope *table, unsigned int size ) DECLSPEC_HIDDEN;
struct pid_map
{
unsigned int pid;
unsigned int unix_pid;
};
struct pid_map *get_pid_map( unsigned int *num_entries ) DECLSPEC_HIDDEN;
unsigned int find_owning_pid( struct pid_map *map, unsigned int num_entries, UINT_PTR inode ) DECLSPEC_HIDDEN;
struct module_table struct module_table
{ {
DWORD table; DWORD table;
@ -116,3 +134,4 @@ extern const struct module ndis_module DECLSPEC_HIDDEN;
extern const struct module ipv4_module DECLSPEC_HIDDEN; extern const struct module ipv4_module DECLSPEC_HIDDEN;
extern const struct module ipv6_module DECLSPEC_HIDDEN; extern const struct module ipv6_module DECLSPEC_HIDDEN;
extern const struct module tcp_module DECLSPEC_HIDDEN; extern const struct module tcp_module DECLSPEC_HIDDEN;
extern const struct module udp_module DECLSPEC_HIDDEN;

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@ -230,13 +230,7 @@ static inline MIB_TCP_STATE tcp_state_to_mib_state( int state )
} }
} }
struct ipv6_addr_scope struct ipv6_addr_scope *get_ipv6_addr_scope_table( unsigned int *size )
{
IN6_ADDR addr;
DWORD scope;
};
static struct ipv6_addr_scope *get_ipv6_addr_scope_table( unsigned int *size )
{ {
struct ipv6_addr_scope *table = NULL; struct ipv6_addr_scope *table = NULL;
unsigned int table_size = 0, num = 0; unsigned int table_size = 0, num = 0;
@ -323,7 +317,7 @@ failed:
return NULL; return NULL;
} }
static DWORD find_ipv6_addr_scope( const IN6_ADDR *addr, const struct ipv6_addr_scope *table, unsigned int size ) DWORD find_ipv6_addr_scope( const IN6_ADDR *addr, const struct ipv6_addr_scope *table, unsigned int size )
{ {
const BYTE multicast_scope_mask = 0x0F; const BYTE multicast_scope_mask = 0x0F;
const BYTE multicast_scope_shift = 0; const BYTE multicast_scope_shift = 0;
@ -343,13 +337,7 @@ static DWORD find_ipv6_addr_scope( const IN6_ADDR *addr, const struct ipv6_addr_
return -1; return -1;
} }
struct pid_map struct pid_map *get_pid_map( unsigned int *num_entries )
{
unsigned int pid;
unsigned int unix_pid;
};
static struct pid_map *get_pid_map( unsigned int *num_entries )
{ {
struct pid_map *map; struct pid_map *map;
unsigned int i = 0, buffer_len = 4096, process_count, pos = 0; unsigned int i = 0, buffer_len = 4096, process_count, pos = 0;
@ -405,7 +393,7 @@ static struct pid_map *get_pid_map( unsigned int *num_entries )
return map; return map;
} }
static unsigned int find_owning_pid( struct pid_map *map, unsigned int num_entries, UINT_PTR inode ) unsigned int find_owning_pid( struct pid_map *map, unsigned int num_entries, UINT_PTR inode )
{ {
#ifdef __linux__ #ifdef __linux__
unsigned int i, len_socket; unsigned int i, len_socket;

291
dlls/nsiproxy.sys/udp.c Normal file
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@ -0,0 +1,291 @@
/*
* nsiproxy.sys udp module
*
* Copyright 2003, 2006, 2011 Juan Lang
* Copyright 2021 Huw Davies
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#ifdef HAVE_SYS_SYSCTL_H
#include <sys/sysctl.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_SYS_SOCKETVAR_H
#include <sys/socketvar.h>
#endif
#ifdef HAVE_NETINET_IP_H
#include <netinet/ip.h>
#endif
#ifdef HAVE_NETINET_IP_VAR_H
#include <netinet/ip_var.h>
#endif
#ifdef HAVE_NETINET_IN_PCB_H
#include <netinet/in_pcb.h>
#endif
#ifdef HAVE_NETINET_UDP_H
#include <netinet/udp.h>
#endif
#ifdef HAVE_NETINET_UDP_VAR_H
#include <netinet/udp_var.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#define USE_WS_PREFIX
#include "winsock2.h"
#include "ifdef.h"
#include "netiodef.h"
#include "ws2ipdef.h"
#include "udpmib.h"
#include "wine/heap.h"
#include "wine/nsi.h"
#include "wine/debug.h"
#include "wine/server.h"
#include "nsiproxy_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(nsi);
static NTSTATUS udp_endpoint_enumerate_all( void *key_data, DWORD key_size, void *rw_data, DWORD rw_size,
void *dynamic_data, DWORD dynamic_size,
void *static_data, DWORD static_size, DWORD_PTR *count )
{
DWORD num = 0;
NTSTATUS status = STATUS_SUCCESS;
BOOL want_data = key_size || rw_size || dynamic_size || static_size;
struct nsi_udp_endpoint_key key, *key_out = key_data;
struct nsi_udp_endpoint_static stat, *stat_out = static_data;
struct ipv6_addr_scope *addr_scopes = NULL;
unsigned int addr_scopes_size = 0, pid_map_size = 0;
struct pid_map *pid_map = NULL;
TRACE( "%p %d %p %d %p %d %p %d %p\n", key_data, key_size, rw_data, rw_size,
dynamic_data, dynamic_size, static_data, static_size, count );
#ifdef __linux__
{
FILE *fp;
char buf[512], *ptr;
int inode;
if (!(fp = fopen( "/proc/net/udp", "r" ))) return ERROR_NOT_SUPPORTED;
memset( &key, 0, sizeof(key) );
memset( &stat, 0, sizeof(stat) );
pid_map = get_pid_map( &pid_map_size );
/* skip header line */
ptr = fgets( buf, sizeof(buf), fp );
while ((ptr = fgets( buf, sizeof(buf), fp )))
{
if (sscanf( ptr, "%*u: %x:%hx %*s %*s %*s %*s %*s %*s %*s %d",
&key.local.Ipv4.sin_addr.WS_s_addr, &key.local.Ipv4.sin_port, &inode ) != 3)
continue;
key.local.Ipv4.sin_family = WS_AF_INET;
key.local.Ipv4.sin_port = htons( key.local.Ipv4.sin_port );
stat.pid = find_owning_pid( pid_map, pid_map_size, inode );
stat.create_time = 0; /* FIXME */
stat.flags = 0; /* FIXME */
stat.mod_info = 0; /* FIXME */
if (num < *count)
{
if (key_out) *key_out++ = key;
if (stat_out) *stat_out++ = stat;
}
num++;
}
fclose( fp );
if ((fp = fopen( "/proc/net/udp6", "r" )))
{
memset( &key, 0, sizeof(key) );
memset( &stat, 0, sizeof(stat) );
addr_scopes = get_ipv6_addr_scope_table( &addr_scopes_size );
/* skip header line */
ptr = fgets( buf, sizeof(buf), fp );
while ((ptr = fgets( buf, sizeof(buf), fp )))
{
DWORD *local_addr = (DWORD *)&key.local.Ipv6.sin6_addr;
if (sscanf( ptr, "%*u: %8x%8x%8x%8x:%hx %*s %*s %*s %*s %*s %*s %*s %d",
local_addr, local_addr + 1, local_addr + 2, local_addr + 3,
&key.local.Ipv6.sin6_port, &inode ) != 6)
continue;
key.local.Ipv6.sin6_family = WS_AF_INET6;
key.local.Ipv6.sin6_port = htons( key.local.Ipv6.sin6_port );
key.local.Ipv6.sin6_scope_id = find_ipv6_addr_scope( &key.local.Ipv6.sin6_addr, addr_scopes,
addr_scopes_size );
stat.pid = find_owning_pid( pid_map, pid_map_size, inode );
stat.create_time = 0; /* FIXME */
stat.flags = 0; /* FIXME */
stat.mod_info = 0; /* FIXME */
if (num < *count)
{
if (key_out) *key_out++ = key;
if (stat_out) *stat_out++ = stat;
}
num++;
}
fclose( fp );
}
}
#elif defined(HAVE_SYS_SYSCTL_H) && defined(UDPCTL_PCBLIST) && defined(HAVE_STRUCT_XINPGEN)
{
int mib[] = { CTL_NET, PF_INET, IPPROTO_UDP, UDPCTL_PCBLIST };
size_t len = 0;
char *buf = NULL;
struct xinpgen *xig, *orig_xig;
if (sysctl( mib, ARRAY_SIZE(mib), NULL, &len, NULL, 0 ) < 0)
{
ERR( "Failure to read net.inet.udp.pcblist via sysctlbyname!\n" );
status = STATUS_NOT_SUPPORTED;
goto err;
}
buf = heap_alloc( len );
if (!buf)
{
status = STATUS_NO_MEMORY;
goto err;
}
if (sysctl( mib, ARRAY_SIZE(mib), buf, &len, NULL, 0 ) < 0)
{
ERR( "Failure to read net.inet.udp.pcblist via sysctlbyname!\n" );
status = STATUS_NOT_SUPPORTED;
goto err;
}
/* Might be nothing here; first entry is just a header it seems */
if (len <= sizeof(struct xinpgen)) goto err;
addr_scopes = get_ipv6_addr_scope_table( &addr_scopes_size );
pid_map = get_pid_map( &pid_map_size );
orig_xig = (struct xinpgen *)buf;
xig = orig_xig;
for (xig = (struct xinpgen *)((char *)xig + xig->xig_len);
xig->xig_len > sizeof (struct xinpgen);
xig = (struct xinpgen *)((char *)xig + xig->xig_len))
{
#if __FreeBSD_version >= 1200026
struct xinpcb *in = (struct xinpcb *)xig;
struct xsocket *sock = &in->xi_socket;
#else
struct inpcb *in = &((struct xinpcb *)xig)->xi_inp;
struct xsocket *sock = &((struct xinpcb *)xig)->xi_socket;
#endif
static const struct in6_addr zero;
/* Ignore sockets for other protocols */
if (sock->xso_protocol != IPPROTO_UDP) continue;
/* Ignore PCBs that were freed while generating the data */
if (in->inp_gencnt > orig_xig->xig_gen) continue;
/* we're only interested in IPv4 and IPv6 addresses */
if (!(in->inp_vflag & (INP_IPV4 | INP_IPV6))) continue;
/* If all 0's, skip it */
if (in->inp_vflag & INP_IPV4 && !in->inp_laddr.s_addr) continue;
if (in->inp_vflag & INP_IPV6 && !memcmp( &in->in6p_laddr, &zero, sizeof(zero) ) && !in->inp_lport) continue;
if (in->inp_vflag & INP_IPV4)
{
key.local.Ipv4.sin_family = WS_AF_INET;
key.local.Ipv4.sin_addr.WS_s_addr = in->inp_laddr.s_addr;
key.local.Ipv4.sin_port = in->inp_lport;
}
else
{
key.local.Ipv6.sin6_family = WS_AF_INET6;
memcpy( &key.local.Ipv6.sin6_addr, &in->in6p_laddr, sizeof(in->in6p_laddr) );
key.local.Ipv6.sin6_port = in->inp_lport;
key.local.Ipv6.sin6_scope_id = find_ipv6_addr_scope( &key.local.Ipv6.sin6_addr, addr_scopes,
addr_scopes_size );
}
stat.pid = find_owning_pid( pid_map, pid_map_size, (UINT_PTR)sock->so_pcb );
stat.create_time = 0; /* FIXME */
stat.flags = !(in->inp_flags & INP_ANONPORT);
stat.mod_info = 0; /* FIXME */
if (num < *count)
{
if (key_out) *key_out++ = key;
if (stat_out) *stat_out++ = stat;
}
num++;
}
err:
heap_free( buf );
}
#else
FIXME( "not implemented\n" );
return STATUS_NOT_IMPLEMENTED;
#endif
if (!want_data || num <= *count) *count = num;
else status = STATUS_MORE_ENTRIES;
heap_free( pid_map );
heap_free( addr_scopes );
return status;
}
static struct module_table udp_tables[] =
{
{
NSI_UDP_ENDPOINT_TABLE,
{
sizeof(struct nsi_udp_endpoint_key), 0,
0, sizeof(struct nsi_udp_endpoint_static)
},
udp_endpoint_enumerate_all,
},
{
~0u
}
};
const struct module udp_module =
{
&NPI_MS_UDP_MODULEID,
udp_tables
};

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@ -346,6 +346,24 @@ struct nsi_tcp_conn_static
ULONGLONG mod_info; ULONGLONG mod_info;
}; };
/* Undocumented NSI UDP tables */
#define NSI_UDP_ENDPOINT_TABLE 1
struct nsi_udp_endpoint_key
{
SOCKADDR_INET local;
};
struct nsi_udp_endpoint_static
{
DWORD pid;
DWORD unk;
ULONGLONG create_time;
DWORD flags;
DWORD unk2;
ULONGLONG mod_info;
};
/* Wine specific ioctl interface */ /* Wine specific ioctl interface */
#define IOCTL_NSIPROXY_WINE_ENUMERATE_ALL CTL_CODE(FILE_DEVICE_NETWORK, 0x400, METHOD_BUFFERED, 0) #define IOCTL_NSIPROXY_WINE_ENUMERATE_ALL CTL_CODE(FILE_DEVICE_NETWORK, 0x400, METHOD_BUFFERED, 0)