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ntdll: No longer store the mapping handle with the view. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2017-09-26 15:03:38 +02:00
parent ab182dbf06
commit 5fa8713ddc
7 changed files with 16 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
dlls/kernel32/tests/virtual.c
View File

@ -1009,15 +1009,12 @@ static void test_MapViewOfFile(void)
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
todo_wine
ok( map2 == 0, "OpenFileMappingA succeeded\n" );
todo_wine
ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
if (map2) CloseHandle(map2); /* FIXME: remove once Wine is fixed */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed\n" );
todo_wine
ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);
@ -1098,15 +1095,12 @@ static void test_MapViewOfFile(void)
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
todo_wine
ok( map2 == 0, "OpenFileMappingA succeeded\n" );
todo_wine
ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
CloseHandle(map2);
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(file, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed\n" );
todo_wine
ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);

31
dlls/ntdll/virtual.c
View File

@ -70,7 +70,6 @@ struct file_view
struct wine_rb_entry entry; /* entry in global view tree */
void *base; /* base address */
size_t size; /* size in bytes */
HANDLE mapping; /* handle to the file mapping */
unsigned int protect; /* protection for all pages at allocation time and SEC_* flags */
};
@ -328,11 +327,11 @@ static void VIRTUAL_DumpView( struct file_view *view )
if (view->protect & VPROT_SYSTEM)
TRACE( " (builtin image)\n" );
else if (view->protect & SEC_IMAGE)
TRACE( " (image) %p\n", view->mapping );
TRACE( " (image)\n" );
else if (view->protect & SEC_FILE)
TRACE( " (file) %p\n", view->mapping );
TRACE( " (file)\n" );
else if (view->protect & (SEC_RESERVE | SEC_COMMIT))
TRACE( " (anonymous) %p\n", view->mapping );
TRACE( " (anonymous)\n" );
else
TRACE( " (valloc)\n");
@ -684,7 +683,6 @@ static void delete_view( struct file_view *view ) /* [in] View */
if (!(view->protect & VPROT_SYSTEM)) unmap_area( view->base, view->size );
set_page_vprot( view->base, view->size, 0 );
wine_rb_remove( &views_tree, &view->entry );
if (view->mapping) close_handle( view->mapping );
*(struct file_view **)view = next_free_view;
next_free_view = view;
}
@ -727,7 +725,6 @@ static NTSTATUS create_view( struct file_view **view_ret, void *base, size_t siz
view->base = base;
view->size = size;
view->mapping = 0;
view->protect = vprot;
set_page_vprot( base, size, vprot );
@ -1311,7 +1308,7 @@ static NTSTATUS allocate_dos_memory( struct file_view **view, unsigned int vprot
* Map an executable (PE format) image into memory.
*/
static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *base, SIZE_T total_size,
SIZE_T mask, SIZE_T header_size, int shared_fd, HANDLE dup_mapping, PVOID *addr_ptr )
SIZE_T mask, SIZE_T header_size, int shared_fd, BOOL removable, PVOID *addr_ptr )
{
IMAGE_DOS_HEADER *dos;
IMAGE_NT_HEADERS *nt;
@ -1354,7 +1351,7 @@ static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *ba
if (!st.st_size) goto error;
header_size = min( header_size, st.st_size );
if (map_file_into_view( view, fd, 0, header_size, 0, VPROT_COMMITTED | VPROT_READ | VPROT_WRITECOPY,
!dup_mapping ) != STATUS_SUCCESS) goto error;
removable ) != STATUS_SUCCESS) goto error;
dos = (IMAGE_DOS_HEADER *)ptr;
nt = (IMAGE_NT_HEADERS *)(ptr + dos->e_lfanew);
header_end = ptr + ROUND_SIZE( 0, header_size );
@ -1379,7 +1376,7 @@ static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *ba
/* in that case Windows simply maps in the whole file */
if (map_file_into_view( view, fd, 0, total_size, 0, VPROT_COMMITTED | VPROT_READ | VPROT_WRITECOPY,
!dup_mapping ) != STATUS_SUCCESS) goto error;
removable ) != STATUS_SUCCESS) goto error;
/* check that all sections are loaded at the right offset */
if (nt->OptionalHeader.FileAlignment != nt->OptionalHeader.SectionAlignment) goto error;
@ -1470,7 +1467,7 @@ static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *ba
end < file_start ||
map_file_into_view( view, fd, sec->VirtualAddress, file_size, file_start,
VPROT_COMMITTED | VPROT_READ | VPROT_WRITECOPY,
!dup_mapping ) != STATUS_SUCCESS)
removable ) != STATUS_SUCCESS)
{
ERR_(module)( "Could not map section %.8s, file probably truncated\n", sec->Name );
goto error;
@ -1517,7 +1514,6 @@ static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *ba
}
done:
view->mapping = dup_mapping;
SERVER_START_REQ( map_view )
{
@ -1544,7 +1540,6 @@ static NTSTATUS map_image( HANDLE hmapping, ACCESS_MASK access, int fd, char *ba
error:
if (view) delete_view( view );
server_leave_uninterrupted_section( &csVirtual, &sigset );
if (dup_mapping) close_handle( dup_mapping );
return status;
}
@ -2816,7 +2811,7 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
unsigned int vprot, sec_flags;
struct file_view *view;
pe_image_info_t image_info;
HANDLE dup_mapping, shared_file;
HANDLE shared_file;
LARGE_INTEGER offset;
sigset_t sigset;
@ -2897,7 +2892,6 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
res = wine_server_call( req );
sec_flags = reply->flags;
full_size = reply->size;
dup_mapping = wine_server_ptr_handle( reply->mapping );
shared_file = wine_server_ptr_handle( reply->shared_file );
}
SERVER_END_REQ;
@ -2925,14 +2919,14 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
if ((res = server_get_unix_fd( shared_file, FILE_READ_DATA|FILE_WRITE_DATA,
&shared_fd, &shared_needs_close, NULL, NULL ))) goto done;
res = map_image( handle, access, unix_handle, base, size, mask, image_info.header_size,
shared_fd, dup_mapping, addr_ptr );
shared_fd, needs_close, addr_ptr );
if (shared_needs_close) close( shared_fd );
close_handle( shared_file );
}
else
{
res = map_image( handle, access, unix_handle, base, size, mask, image_info.header_size,
-1, dup_mapping, addr_ptr );
-1, needs_close, addr_ptr );
}
if (needs_close) close( unix_handle );
if (res >= 0) *size_ptr = size;
@ -2981,7 +2975,7 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
TRACE("handle=%p size=%lx offset=%x%08x\n",
handle, size, offset.u.HighPart, offset.u.LowPart );
res = map_file_into_view( view, unix_handle, 0, size, offset.QuadPart, vprot, !dup_mapping );
res = map_file_into_view( view, unix_handle, 0, size, offset.QuadPart, vprot, needs_close );
if (res == STATUS_SUCCESS)
{
SERVER_START_REQ( map_view )
@ -3000,8 +2994,6 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
{
*addr_ptr = view->base;
*size_ptr = size;
view->mapping = dup_mapping;
dup_mapping = 0; /* don't close it */
VIRTUAL_DEBUG_DUMP_VIEW( view );
}
else
@ -3014,7 +3006,6 @@ NTSTATUS WINAPI NtMapViewOfSection( HANDLE handle, HANDLE process, PVOID *addr_p
server_leave_uninterrupted_section( &csVirtual, &sigset );
done:
if (dup_mapping) close_handle( dup_mapping );
if (needs_close) close( unix_handle );
return res;
}

4
include/wine/server_protocol.h
View File

@ -2218,10 +2218,8 @@ struct get_mapping_info_reply
struct reply_header __header;
mem_size_t size;
unsigned int flags;
obj_handle_t mapping;
obj_handle_t shared_file;
/* VARARG(image,pe_image_info); */
char __pad_28[4];
};
@ -6461,6 +6459,6 @@ union generic_reply
struct terminate_job_reply terminate_job_reply;
};
#define SERVER_PROTOCOL_VERSION 541
#define SERVER_PROTOCOL_VERSION 542
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

15
server/mapping.c
View File

@ -839,7 +839,6 @@ DECL_HANDLER(open_mapping)
DECL_HANDLER(get_mapping_info)
{
struct mapping *mapping;
struct fd *fd;
if (!(mapping = get_mapping_obj( current->process, req->handle, req->access ))) return;
@ -862,19 +861,9 @@ DECL_HANDLER(get_mapping_info)
return;
}
if ((fd = get_obj_fd( &mapping->obj )))
{
if (!is_fd_removable(fd)) reply->mapping = alloc_handle( current->process, mapping, 0, 0 );
release_object( fd );
}
if (mapping->shared_file)
{
if (!(reply->shared_file = alloc_handle( current->process, mapping->shared_file,
GENERIC_READ|GENERIC_WRITE, 0 )))
{
if (reply->mapping) close_handle( current->process, reply->mapping );
}
}
reply->shared_file = alloc_handle( current->process, mapping->shared_file,
GENERIC_READ|GENERIC_WRITE, 0 );
release_object( mapping );
}

1
server/protocol.def
View File

@ -1717,7 +1717,6 @@ enum char_info_mode
@REPLY
mem_size_t size; /* mapping size */
unsigned int flags; /* SEC_* flags */
obj_handle_t mapping; /* duplicate mapping handle unless removable */
obj_handle_t shared_file; /* shared mapping file handle */
VARARG(image,pe_image_info);/* image info for SEC_IMAGE mappings */
@END

5
server/request.h
View File

@ -1266,9 +1266,8 @@ C_ASSERT( FIELD_OFFSET(struct get_mapping_info_request, access) == 16 );
C_ASSERT( sizeof(struct get_mapping_info_request) == 24 );
C_ASSERT( FIELD_OFFSET(struct get_mapping_info_reply, size) == 8 );
C_ASSERT( FIELD_OFFSET(struct get_mapping_info_reply, flags) == 16 );
C_ASSERT( FIELD_OFFSET(struct get_mapping_info_reply, mapping) == 20 );
C_ASSERT( FIELD_OFFSET(struct get_mapping_info_reply, shared_file) == 24 );
C_ASSERT( sizeof(struct get_mapping_info_reply) == 32 );
C_ASSERT( FIELD_OFFSET(struct get_mapping_info_reply, shared_file) == 20 );
C_ASSERT( sizeof(struct get_mapping_info_reply) == 24 );
C_ASSERT( FIELD_OFFSET(struct map_view_request, mapping) == 12 );
C_ASSERT( FIELD_OFFSET(struct map_view_request, access) == 16 );
C_ASSERT( FIELD_OFFSET(struct map_view_request, base) == 24 );

1
server/trace.c
View File

@ -2235,7 +2235,6 @@ static void dump_get_mapping_info_reply( const struct get_mapping_info_reply *re
{
dump_uint64( " size=", &req->size );
fprintf( stderr, ", flags=%08x", req->flags );
fprintf( stderr, ", mapping=%04x", req->mapping );
fprintf( stderr, ", shared_file=%04x", req->shared_file );
dump_varargs_pe_image_info( ", image=", cur_size );
}