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![Francois Gouget](/assets/img/avatar_default.png)
The table size typically keeps increasing such that in some cases the size we got is already too small by the time we try to get the table content in the next iteration. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=54328
310 lines
11 KiB
C
310 lines
11 KiB
C
/*
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* Network Store Interface
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*
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* Copyright 2021 Huw Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "winsock2.h"
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#include "winternl.h"
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#include "ws2ipdef.h"
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#include "iphlpapi.h"
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#include "netioapi.h"
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#include "iptypes.h"
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#include "netiodef.h"
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#include "wine/nsi.h"
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#include "wine/heap.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(nsi);
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static inline HANDLE get_nsi_device( void )
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{
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return CreateFileW( L"\\\\.\\Nsi", 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL );
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}
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DWORD WINAPI NsiAllocateAndGetTable( DWORD unk, const NPI_MODULEID *module, DWORD table, void **key_data, DWORD key_size,
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void **rw_data, DWORD rw_size, void **dynamic_data, DWORD dynamic_size,
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void **static_data, DWORD static_size, DWORD *count, DWORD unk2 )
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{
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DWORD err, num = 64;
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void *data[4] = { NULL };
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DWORD sizes[4] = { key_size, rw_size, dynamic_size, static_size };
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int i, attempt;
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TRACE( "%ld %p %ld %p %ld %p %ld %p %ld %p %ld %p %ld\n", unk, module, table, key_data, key_size,
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rw_data, rw_size, dynamic_data, dynamic_size, static_data, static_size, count, unk2 );
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for (attempt = 0; attempt < 5; attempt++)
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{
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for (i = 0; i < ARRAY_SIZE(data); i++)
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{
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if (sizes[i])
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{
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data[i] = heap_alloc( sizes[i] * num );
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if (!data[i])
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{
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err = ERROR_OUTOFMEMORY;
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goto err;
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}
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}
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}
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err = NsiEnumerateObjectsAllParameters( unk, 0, module, table, data[0], sizes[0], data[1], sizes[1],
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data[2], sizes[2], data[3], sizes[3], &num );
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if (err != ERROR_MORE_DATA) break;
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TRACE( "Short buffer, attempt %d.\n", attempt );
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NsiFreeTable( data[0], data[1], data[2], data[3] );
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memset( data, 0, sizeof(data) );
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err = NsiEnumerateObjectsAllParameters( unk, 0, module, table, NULL, 0, NULL, 0, NULL, 0, NULL, 0, &num );
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if (err) return err;
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err = ERROR_OUTOFMEMORY; /* fail if this is the last attempt */
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num += num >> 4; /* the tables may grow before the next iteration; get ahead */
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}
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if (!err)
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{
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if (sizes[0]) *key_data = data[0];
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if (sizes[1]) *rw_data = data[1];
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if (sizes[2]) *dynamic_data = data[2];
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if (sizes[3]) *static_data = data[3];
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*count = num;
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}
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err:
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if (err) NsiFreeTable( data[0], data[1], data[2], data[3] );
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return err;
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}
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DWORD WINAPI NsiEnumerateObjectsAllParameters( DWORD unk, DWORD unk2, const NPI_MODULEID *module, DWORD table,
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void *key_data, DWORD key_size, void *rw_data, DWORD rw_size,
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void *dynamic_data, DWORD dynamic_size, void *static_data, DWORD static_size,
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DWORD *count )
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{
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struct nsi_enumerate_all_ex params;
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DWORD err;
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TRACE( "%ld %ld %p %ld %p %ld %p %ld %p %ld %p %ld %p\n", unk, unk2, module, table, key_data, key_size,
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rw_data, rw_size, dynamic_data, dynamic_size, static_data, static_size, count );
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params.unknown[0] = 0;
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params.unknown[1] = 0;
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params.module = module;
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params.table = table;
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params.first_arg = unk;
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params.second_arg = unk2;
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params.key_data = key_data;
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params.key_size = key_size;
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params.rw_data = rw_data;
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params.rw_size = rw_size;
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params.dynamic_data = dynamic_data;
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params.dynamic_size = dynamic_size;
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params.static_data = static_data;
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params.static_size = static_size;
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params.count = *count;
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err = NsiEnumerateObjectsAllParametersEx( ¶ms );
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*count = params.count;
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return err;
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}
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DWORD WINAPI NsiEnumerateObjectsAllParametersEx( struct nsi_enumerate_all_ex *params )
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{
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DWORD out_size, received, err = ERROR_SUCCESS;
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HANDLE device = get_nsi_device();
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struct nsiproxy_enumerate_all in;
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BYTE *out, *ptr;
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if (device == INVALID_HANDLE_VALUE) return GetLastError();
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out_size = sizeof(DWORD) +
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(params->key_size + params->rw_size + params->dynamic_size + params->static_size) * params->count;
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out = heap_alloc( out_size );
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if (!out)
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{
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CloseHandle( device );
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return ERROR_OUTOFMEMORY;
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}
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in.module = *params->module;
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in.first_arg = params->first_arg;
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in.second_arg = params->second_arg;
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in.table = params->table;
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in.key_size = params->key_size;
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in.rw_size = params->rw_size;
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in.dynamic_size = params->dynamic_size;
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in.static_size = params->static_size;
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in.count = params->count;
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if (!DeviceIoControl( device, IOCTL_NSIPROXY_WINE_ENUMERATE_ALL, &in, sizeof(in), out, out_size, &received, NULL ))
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err = GetLastError();
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if (err == ERROR_SUCCESS || err == ERROR_MORE_DATA)
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{
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params->count = *(DWORD *)out;
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ptr = out + sizeof(DWORD);
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if (params->key_size) memcpy( params->key_data, ptr, params->key_size * params->count );
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ptr += params->key_size * in.count;
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if (params->rw_size) memcpy( params->rw_data, ptr, params->rw_size * params->count );
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ptr += params->rw_size * in.count;
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if (params->dynamic_size) memcpy( params->dynamic_data, ptr, params->dynamic_size * params->count );
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ptr += params->dynamic_size * in.count;
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if (params->static_size) memcpy( params->static_data, ptr, params->static_size * params->count );
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}
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heap_free( out );
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CloseHandle( device );
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return err;
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}
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void WINAPI NsiFreeTable( void *key_data, void *rw_data, void *dynamic_data, void *static_data )
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{
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TRACE( "%p %p %p %p\n", key_data, rw_data, dynamic_data, static_data );
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heap_free( key_data );
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heap_free( rw_data );
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heap_free( dynamic_data );
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heap_free( static_data );
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}
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DWORD WINAPI NsiGetAllParameters( DWORD unk, const NPI_MODULEID *module, DWORD table, const void *key, DWORD key_size,
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void *rw_data, DWORD rw_size, void *dynamic_data, DWORD dynamic_size,
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void *static_data, DWORD static_size )
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{
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struct nsi_get_all_parameters_ex params;
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TRACE( "%ld %p %ld %p %ld %p %ld %p %ld %p %ld\n", unk, module, table, key, key_size,
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rw_data, rw_size, dynamic_data, dynamic_size, static_data, static_size );
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params.unknown[0] = 0;
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params.unknown[1] = 0;
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params.module = module;
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params.table = table;
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params.first_arg = unk;
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params.unknown2 = 0;
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params.key = key;
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params.key_size = key_size;
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params.rw_data = rw_data;
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params.rw_size = rw_size;
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params.dynamic_data = dynamic_data;
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params.dynamic_size = dynamic_size;
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params.static_data = static_data;
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params.static_size = static_size;
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return NsiGetAllParametersEx( ¶ms );
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}
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DWORD WINAPI NsiGetAllParametersEx( struct nsi_get_all_parameters_ex *params )
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{
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HANDLE device = get_nsi_device();
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struct nsiproxy_get_all_parameters *in;
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ULONG in_size = FIELD_OFFSET( struct nsiproxy_get_all_parameters, key[params->key_size] ), received;
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ULONG out_size = params->rw_size + params->dynamic_size + params->static_size;
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DWORD err = ERROR_SUCCESS;
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BYTE *out, *ptr;
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if (device == INVALID_HANDLE_VALUE) return GetLastError();
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in = heap_alloc( in_size );
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out = heap_alloc( out_size );
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if (!in || !out)
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{
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err = ERROR_OUTOFMEMORY;
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goto err;
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}
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in->module = *params->module;
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in->first_arg = params->first_arg;
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in->table = params->table;
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in->key_size = params->key_size;
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in->rw_size = params->rw_size;
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in->dynamic_size = params->dynamic_size;
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in->static_size = params->static_size;
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memcpy( in->key, params->key, params->key_size );
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if (!DeviceIoControl( device, IOCTL_NSIPROXY_WINE_GET_ALL_PARAMETERS, in, in_size, out, out_size, &received, NULL ))
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err = GetLastError();
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if (err == ERROR_SUCCESS)
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{
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ptr = out;
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if (params->rw_size) memcpy( params->rw_data, ptr, params->rw_size );
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ptr += params->rw_size;
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if (params->dynamic_size) memcpy( params->dynamic_data, ptr, params->dynamic_size );
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ptr += params->dynamic_size;
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if (params->static_size) memcpy( params->static_data, ptr, params->static_size );
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}
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err:
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heap_free( out );
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heap_free( in );
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CloseHandle( device );
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return err;
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}
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DWORD WINAPI NsiGetParameter( DWORD unk, const NPI_MODULEID *module, DWORD table, const void *key, DWORD key_size,
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DWORD param_type, void *data, DWORD data_size, DWORD data_offset )
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{
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struct nsi_get_parameter_ex params;
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TRACE( "%ld %p %ld %p %ld %ld %p %ld %ld\n", unk, module, table, key, key_size,
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param_type, data, data_size, data_offset );
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params.unknown[0] = 0;
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params.unknown[1] = 0;
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params.module = module;
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params.table = table;
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params.first_arg = unk;
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params.unknown2 = 0;
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params.key = key;
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params.key_size = key_size;
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params.param_type = param_type;
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params.data = data;
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params.data_size = data_size;
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params.data_offset = data_offset;
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return NsiGetParameterEx( ¶ms );
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}
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DWORD WINAPI NsiGetParameterEx( struct nsi_get_parameter_ex *params )
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{
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HANDLE device = get_nsi_device();
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struct nsiproxy_get_parameter *in;
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ULONG in_size = FIELD_OFFSET( struct nsiproxy_get_parameter, key[params->key_size] ), received;
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DWORD err = ERROR_SUCCESS;
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if (device == INVALID_HANDLE_VALUE) return GetLastError();
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in = heap_alloc( in_size );
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if (!in)
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{
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err = ERROR_OUTOFMEMORY;
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goto err;
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}
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in->module = *params->module;
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in->first_arg = params->first_arg;
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in->table = params->table;
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in->key_size = params->key_size;
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in->param_type = params->param_type;
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in->data_offset = params->data_offset;
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memcpy( in->key, params->key, params->key_size );
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if (!DeviceIoControl( device, IOCTL_NSIPROXY_WINE_GET_PARAMETER, in, in_size, params->data, params->data_size, &received, NULL ))
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err = GetLastError();
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err:
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heap_free( in );
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CloseHandle( device );
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return err;
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}
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