dlls/kernel32/tests/resource.c

   1 /*
   2  * Unit test suite for environment functions.
   3  *
   4  * Copyright 2006 Mike McCormack
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <windows.h>
  22 #include <stdio.h>
  23
  24 #include "wine/test.h"
  25
  26 static const char filename[] = "test_.exe";
  27 static DWORD GLE;
  28
  29 static int build_exe( void )
  30 {
  31     IMAGE_DOS_HEADER *dos;
  32     IMAGE_NT_HEADERS *nt;
  33     IMAGE_SECTION_HEADER *sec;
  34     IMAGE_OPTIONAL_HEADER *opt;
  35     HANDLE file;
  36     DWORD written;
  37     BYTE page[0x1000];
  38     const int page_size = 0x1000;
  39
  40     memset( page, 0, sizeof page );
  41
  42     dos = (void*) page;
  43     dos->e_magic = IMAGE_DOS_SIGNATURE;
  44     dos->e_lfanew = sizeof *dos;
  45
  46     nt = (void*) &dos[1];
  47
  48     nt->Signature = IMAGE_NT_SIGNATURE;
  49     nt->FileHeader.Machine = IMAGE_FILE_MACHINE_I386;
  50     nt->FileHeader.NumberOfSections = 2;
  51     nt->FileHeader.SizeOfOptionalHeader = sizeof nt->OptionalHeader;
  52     nt->FileHeader.Characteristics = IMAGE_FILE_EXECUTABLE_IMAGE | IMAGE_FILE_DLL;
  53
  54     opt = &nt->OptionalHeader;
  55
  56     opt->Magic = IMAGE_NT_OPTIONAL_HDR_MAGIC;
  57     opt->MajorLinkerVersion = 1;
  58     opt->BaseOfCode = 0x10;
  59     opt->ImageBase = 0x10000000;
  60     opt->MajorOperatingSystemVersion = 4;
  61     opt->MajorImageVersion = 1;
  62     opt->MajorSubsystemVersion = 4;
  63     opt->SizeOfHeaders = sizeof *dos + sizeof *nt + sizeof *sec * 2;
  64     opt->SizeOfImage = page_size*3;
  65     opt->Subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
  66
  67     /* if SectionAlignment and File alignment are not specified */
  68     /* UpdateResource fails trying to create a huge temporary file */
  69     opt->SectionAlignment = page_size;
  70     opt->FileAlignment = page_size;
  71
  72     sec = (void*) &nt[1];
  73
  74     memcpy( sec[0].Name, ".rodata", 8 );
  75     sec[0].Misc.VirtualSize = page_size;
  76     sec[0].PointerToRawData = page_size;
  77     sec[0].SizeOfRawData = page_size;
  78     sec[0].VirtualAddress = page_size;
  79     sec[0].Characteristics = IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ;
  80
  81     memcpy( sec[1].Name, ".rsrc", 6 );
  82     sec[1].Misc.VirtualSize = page_size;
  83     sec[1].SizeOfRawData = page_size;
  84     sec[1].PointerToRawData = page_size*2;
  85     sec[1].VirtualAddress = page_size*2;
  86     sec[1].Characteristics = IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ;
  87
  88     file = CreateFile(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
  89     ok (file != INVALID_HANDLE_VALUE, "failed to create file\n");
  90
  91     /* write out the header */
  92     WriteFile( file, page, sizeof page, &written, NULL );
  93
  94     /* write out an empty page for rodata */
  95     memset( page, 0, sizeof page );
  96     WriteFile( file, page, sizeof page, &written, NULL );
  97
  98     /* write out an empty page for the resources */
  99     memset( page, 0, sizeof page );
 100     WriteFile( file, page, sizeof page, &written, NULL );
 101
 102     CloseHandle( file );
 103
 104     return 0;
 105 }
 106
 107 static void update_missing_exe( void )
 108 {
 109     HANDLE res;
 110
 111     SetLastError(0xdeadbeef);
 112     res = BeginUpdateResource( filename, TRUE );
 113     GLE = GetLastError();
 114     ok( res == NULL, "BeginUpdateResource should fail\n");
 115 }
 116
 117 static void update_empty_exe( void )
 118 {
 119     HANDLE file, res, test;
 120     BOOL r;
 121
 122     file = CreateFile(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
 123     ok (file != INVALID_HANDLE_VALUE, "failed to create file\n");
 124
 125     CloseHandle( file );
 126
 127     res = BeginUpdateResource( filename, TRUE );
 128     ok( res != NULL, "BeginUpdateResource failed\n");
 129
 130     /* check if it's possible to open the file now */
 131     test = CreateFile(filename, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
 132     ok (test != INVALID_HANDLE_VALUE, "failed to create file\n");
 133
 134     CloseHandle( test );
 135
 136     r = EndUpdateResource( res, FALSE );
 137     ok( r == FALSE, "EndUpdateResouce failed\n");
 138
 139     res = BeginUpdateResource( filename, FALSE );
 140     ok( res == NULL, "BeginUpdateResource failed\n");
 141 }
 142
 143 static void update_resources_none( void )
 144 {
 145     HMODULE res;
 146     BOOL r;
 147
 148     res = BeginUpdateResource( filename, FALSE );
 149     ok( res != NULL, "BeginUpdateResource failed\n");
 150
 151     r = EndUpdateResource( res, FALSE );
 152     ok( r, "EndUpdateResouce failed\n");
 153 }
 154
 155 static void update_resources_delete( void )
 156 {
 157     HMODULE res;
 158     BOOL r;
 159
 160     res = BeginUpdateResource( filename, TRUE );
 161     ok( res != NULL, "BeginUpdateResource failed\n");
 162
 163     r = EndUpdateResource( res, FALSE );
 164     ok( r, "EndUpdateResouce failed\n");
 165 }
 166
 167 static void update_resources_version(void)
 168 {
 169     HANDLE res = NULL;
 170     BOOL r;
 171     char foo[] = "red and white";
 172
 173     res = BeginUpdateResource( filename, TRUE );
 174     ok( res != NULL, "BeginUpdateResource failed\n");
 175
 176     r = UpdateResource( res,
 177                         MAKEINTRESOURCE(0x1230),
 178                         MAKEINTRESOURCE(0x4567),
 179                         0xabcd,
 180                         NULL, 0 );
 181     ok( r == FALSE, "UpdateResouce failed\n");
 182
 183     r = UpdateResource( res,
 184                         MAKEINTRESOURCE(0x1230),
 185                         MAKEINTRESOURCE(0x4567),
 186                         0xabcd,
 187                         foo, sizeof foo );
 188     ok( r == TRUE, "UpdateResouce failed\n");
 189
 190     r = EndUpdateResource( res, FALSE );
 191     ok( r, "EndUpdateResouce failed\n");
 192 }
 193
 194
 195 typedef void (*res_check_func)( IMAGE_RESOURCE_DIRECTORY* );
 196
 197 static void check_empty( IMAGE_RESOURCE_DIRECTORY *dir )
 198 {
 199     char *pad;
 200
 201     ok( dir->NumberOfNamedEntries == 0, "NumberOfNamedEntries should be 0 instead of %d\n", dir->NumberOfNamedEntries);
 202     ok( dir->NumberOfIdEntries == 0, "NumberOfIdEntries should be 0 instead of %d\n", dir->NumberOfIdEntries);
 203
 204     pad = (char*) &dir[1];
 205
 206     ok( !memcmp( pad, "PADDINGXXPADDING", 16), "padding wrong\n");
 207 }
 208
 209 static void check_not_empty( IMAGE_RESOURCE_DIRECTORY *dir )
 210 {
 211     ok( dir->NumberOfNamedEntries == 0, "NumberOfNamedEntries should be 0 instead of %d\n", dir->NumberOfNamedEntries);
 212     ok( dir->NumberOfIdEntries == 1, "NumberOfIdEntries should be 1 instead of %d\n", dir->NumberOfIdEntries);
 213 }
 214
 215 static void check_exe( res_check_func fn )
 216 {
 217     IMAGE_DOS_HEADER *dos;
 218     IMAGE_NT_HEADERS *nt;
 219     IMAGE_SECTION_HEADER *sec;
 220     IMAGE_RESOURCE_DIRECTORY *dir;
 221     HANDLE file, mapping;
 222     DWORD length;
 223
 224     file = CreateFile(filename, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
 225     ok (file != INVALID_HANDLE_VALUE, "failed to create file (%d)\n", GetLastError());
 226
 227     length = GetFileSize( file, NULL );
 228     ok( length == 0x3000, "file size wrong\n");
 229
 230     mapping = CreateFileMapping( file, NULL, PAGE_READONLY, 0, 0, NULL );
 231     ok (mapping != NULL, "failed to create file\n");
 232
 233     dos = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, length );
 234     ok( dos != NULL, "failed to map file\n");
 235
 236     if (!dos)
 237         goto end;
 238
 239     nt = (void*) ((BYTE*) dos + dos->e_lfanew);
 240     ok( nt->FileHeader.NumberOfSections == 2, "number of sections wrong\n" );
 241
 242     if (nt->FileHeader.NumberOfSections < 2)
 243         goto end;
 244
 245     sec = (void*) &nt[1];
 246
 247     ok( !memcmp(sec[1].Name, ".rsrc", 6), "resource section name wrong\n");
 248
 249     dir = (void*) ((BYTE*) dos + sec[1].VirtualAddress);
 250
 251     ok( dir->Characteristics == 0, "Characteristics wrong\n");
 252     ok( dir->TimeDateStamp == 0, "TimeDateStamp wrong\n");
 253     ok( dir->MajorVersion == 4, "MajorVersion wrong\n");
 254     ok( dir->MinorVersion == 0, "MinorVersion wrong\n");
 255
 256     fn( dir );
 257
 258 end:
 259     UnmapViewOfFile( dos );
 260
 261     CloseHandle( mapping );
 262
 263     CloseHandle( file );
 264 }
 265
 266 START_TEST(resource)
 267 {
 268     DeleteFile( filename );
 269     update_missing_exe();
 270
 271     if (GLE == ERROR_CALL_NOT_IMPLEMENTED)
 272     {
 273         skip("Resource calls are not implemented\n");
 274         return;
 275     }
 276
 277     update_empty_exe();
 278     build_exe();
 279     update_resources_none();
 280     check_exe( check_empty );
 281     update_resources_delete();
 282     check_exe( check_empty );
 283     update_resources_version();
 284     check_exe( check_not_empty );
 285     DeleteFile( filename );
 286 }