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wine
wine-winehq
Commits
80083b18
Commit
80083b18
authored
Sep 17, 2005
by
Alexandre Julliard
Browse files
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Plain Diff
Store RVAs instead of pointers wherever possible in the generated NT
header and directories.
parent
26c86969
Hide whitespace changes
Inline
Side-by-side
Showing
4 changed files
with
93 additions
and
56 deletions
+93
-56
loader.c
libs/wine/loader.c
+57
-33
import.c
tools/winebuild/import.c
+10
-4
res32.c
tools/winebuild/res32.c
+1
-1
spec32.c
tools/winebuild/spec32.c
+25
-18
No files found.
libs/wine/loader.c
View file @
80083b18
...
...
@@ -198,35 +198,63 @@ static void *dlopen_dll( const char *name, char *error, int errorsize,
/* adjust an array of pointers to make them into RVAs */
static
inline
void
fixup_rva_ptrs
(
void
*
array
,
void
*
base
,
unsigned
int
count
)
static
inline
void
fixup_rva_ptrs
(
void
*
array
,
BYTE
*
base
,
unsigned
int
count
)
{
void
**
ptr
=
(
void
**
)
array
;
void
**
src
=
(
void
**
)
array
;
DWORD
*
dst
=
(
DWORD
*
)
array
;
while
(
count
--
)
{
if
(
*
ptr
)
*
ptr
=
(
void
*
)((
char
*
)
*
ptr
-
(
char
*
)
base
);
*
dst
++
=
*
src
?
(
BYTE
*
)
*
src
-
base
:
0
;
src
++
;
}
}
/* fixup an array of RVAs by adding the specified delta */
static
inline
void
fixup_rva_dwords
(
DWORD
*
ptr
,
int
delta
,
unsigned
int
count
)
{
while
(
count
--
)
{
if
(
*
ptr
)
*
ptr
+=
delta
;
ptr
++
;
}
}
/* fixup RVAs in the import directory */
static
void
fixup_imports
(
IMAGE_IMPORT_DESCRIPTOR
*
dir
,
DWORD
size
,
void
*
base
)
static
void
fixup_imports
(
IMAGE_IMPORT_DESCRIPTOR
*
dir
,
BYTE
*
base
,
int
delta
)
{
int
count
=
size
/
sizeof
(
void
*
);
void
**
ptr
=
(
void
**
)
dir
;
UINT_PTR
*
ptr
;
/* everything is either a pointer or an ordinal value below 0x10000 */
while
(
count
--
)
while
(
dir
->
Name
)
{
if
(
*
ptr
>=
(
void
*
)
0x10000
)
*
ptr
=
(
void
*
)((
char
*
)
*
ptr
-
(
char
*
)
base
);
else
if
(
*
ptr
)
*
ptr
=
(
void
*
)(
IMAGE_ORDINAL_FLAG
|
(
UINT_PTR
)
*
ptr
);
ptr
++
;
fixup_rva_dwords
(
&
dir
->
u
.
OriginalFirstThunk
,
delta
,
1
);
fixup_rva_dwords
(
&
dir
->
Name
,
delta
,
1
);
fixup_rva_dwords
(
&
dir
->
FirstThunk
,
delta
,
1
);
ptr
=
(
UINT_PTR
*
)(
base
+
dir
->
FirstThunk
);
while
(
*
ptr
)
{
if
(
!
(
*
ptr
&
IMAGE_ORDINAL_FLAG
))
*
ptr
+=
delta
;
ptr
++
;
}
dir
++
;
}
}
/* fixup RVAs in the export directory */
static
void
fixup_exports
(
IMAGE_EXPORT_DIRECTORY
*
dir
,
BYTE
*
base
,
int
delta
)
{
fixup_rva_dwords
(
&
dir
->
Name
,
delta
,
1
);
fixup_rva_dwords
(
&
dir
->
AddressOfFunctions
,
delta
,
1
);
fixup_rva_dwords
(
&
dir
->
AddressOfNames
,
delta
,
1
);
fixup_rva_dwords
(
&
dir
->
AddressOfNameOrdinals
,
delta
,
1
);
fixup_rva_dwords
(
(
DWORD
*
)(
base
+
dir
->
AddressOfNames
),
delta
,
dir
->
NumberOfNames
);
fixup_rva_ptrs
(
(
base
+
dir
->
AddressOfFunctions
),
base
,
dir
->
NumberOfFunctions
);
}
/* fixup RVAs in the resource directory */
static
void
fixup_resources
(
IMAGE_RESOURCE_DIRECTORY
*
dir
,
char
*
root
,
void
*
base
)
static
void
fixup_resources
(
IMAGE_RESOURCE_DIRECTORY
*
dir
,
BYTE
*
root
,
int
delta
)
{
IMAGE_RESOURCE_DIRECTORY_ENTRY
*
entry
;
int
i
;
...
...
@@ -235,11 +263,11 @@ static void fixup_resources( IMAGE_RESOURCE_DIRECTORY *dir, char *root, void *ba
for
(
i
=
0
;
i
<
dir
->
NumberOfNamedEntries
+
dir
->
NumberOfIdEntries
;
i
++
,
entry
++
)
{
void
*
ptr
=
root
+
entry
->
u2
.
s3
.
OffsetToDirectory
;
if
(
entry
->
u2
.
s3
.
DataIsDirectory
)
fixup_resources
(
ptr
,
root
,
base
);
if
(
entry
->
u2
.
s3
.
DataIsDirectory
)
fixup_resources
(
ptr
,
root
,
delta
);
else
{
IMAGE_RESOURCE_DATA_ENTRY
*
data
=
ptr
;
fixup_rva_
ptrs
(
&
data
->
OffsetToData
,
base
,
1
);
fixup_rva_
dwords
(
&
data
->
OffsetToData
,
delta
,
1
);
}
}
}
...
...
@@ -257,7 +285,7 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
DWORD
code_start
,
data_start
,
data_end
;
const
size_t
page_size
=
getpagesize
();
const
size_t
page_mask
=
page_size
-
1
;
int
nb_sections
=
2
;
/* code + data */
int
i
,
delta
,
nb_sections
=
2
;
/* code + data */
size_t
size
=
(
sizeof
(
IMAGE_DOS_HEADER
)
+
sizeof
(
IMAGE_NT_HEADERS
)
...
...
@@ -288,9 +316,12 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
*
nt
=
*
nt_descr
;
delta
=
(
BYTE
*
)
nt_descr
-
addr
;
code_start
=
page_size
;
data_start
=
((
BYTE
*
)
nt_descr
-
addr
)
&
~
page_mask
;
data_end
=
(((
BYTE
*
)
nt
->
OptionalHeader
.
SizeOfImage
-
addr
)
+
page_mask
)
&
~
page_mask
;
data_start
=
delta
&
~
page_mask
;
data_end
=
(
nt
->
OptionalHeader
.
SizeOfImage
+
delta
+
page_mask
)
&
~
page_mask
;
fixup_rva_ptrs
(
&
nt
->
OptionalHeader
.
AddressOfEntryPoint
,
addr
,
1
);
nt
->
FileHeader
.
NumberOfSections
=
nb_sections
;
nt
->
OptionalHeader
.
BaseOfCode
=
code_start
;
...
...
@@ -303,8 +334,6 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
nt
->
OptionalHeader
.
SizeOfImage
=
data_end
;
nt
->
OptionalHeader
.
ImageBase
=
(
ULONG_PTR
)
addr
;
fixup_rva_ptrs
(
&
nt
->
OptionalHeader
.
AddressOfEntryPoint
,
addr
,
1
);
/* Build the code section */
memcpy
(
sec
->
Name
,
".text"
,
sizeof
(
".text"
)
);
...
...
@@ -326,14 +355,16 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
IMAGE_SCN_MEM_WRITE
|
IMAGE_SCN_MEM_READ
);
sec
++
;
for
(
i
=
0
;
i
<
nt
->
OptionalHeader
.
NumberOfRvaAndSizes
;
i
++
)
fixup_rva_dwords
(
&
nt
->
OptionalHeader
.
DataDirectory
[
i
].
VirtualAddress
,
delta
,
1
);
/* Build the import directory */
dir
=
&
nt
->
OptionalHeader
.
DataDirectory
[
IMAGE_FILE_IMPORT_DIRECTORY
];
if
(
dir
->
Size
)
{
IMAGE_IMPORT_DESCRIPTOR
*
imports
=
(
void
*
)
dir
->
VirtualAddress
;
fixup_rva_ptrs
(
&
dir
->
VirtualAddress
,
addr
,
1
);
fixup_imports
(
imports
,
dir
->
Size
,
addr
);
IMAGE_IMPORT_DESCRIPTOR
*
imports
=
(
void
*
)(
addr
+
dir
->
VirtualAddress
);
fixup_imports
(
imports
,
addr
,
delta
);
}
/* Build the resource directory */
...
...
@@ -341,9 +372,8 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
dir
=
&
nt
->
OptionalHeader
.
DataDirectory
[
IMAGE_FILE_RESOURCE_DIRECTORY
];
if
(
dir
->
Size
)
{
void
*
ptr
=
(
void
*
)
dir
->
VirtualAddress
;
fixup_rva_ptrs
(
&
dir
->
VirtualAddress
,
addr
,
1
);
fixup_resources
(
ptr
,
ptr
,
addr
);
void
*
ptr
=
(
void
*
)(
addr
+
dir
->
VirtualAddress
);
fixup_resources
(
ptr
,
ptr
,
delta
);
}
/* Build the export directory */
...
...
@@ -351,14 +381,8 @@ static void *map_dll( const IMAGE_NT_HEADERS *nt_descr )
dir
=
&
nt
->
OptionalHeader
.
DataDirectory
[
IMAGE_FILE_EXPORT_DIRECTORY
];
if
(
dir
->
Size
)
{
IMAGE_EXPORT_DIRECTORY
*
exports
=
(
void
*
)
dir
->
VirtualAddress
;
fixup_rva_ptrs
(
&
dir
->
VirtualAddress
,
addr
,
1
);
fixup_rva_ptrs
(
(
void
*
)
exports
->
AddressOfFunctions
,
addr
,
exports
->
NumberOfFunctions
);
fixup_rva_ptrs
(
(
void
*
)
exports
->
AddressOfNames
,
addr
,
exports
->
NumberOfNames
);
fixup_rva_ptrs
(
&
exports
->
Name
,
addr
,
1
);
fixup_rva_ptrs
(
&
exports
->
AddressOfFunctions
,
addr
,
1
);
fixup_rva_ptrs
(
&
exports
->
AddressOfNames
,
addr
,
1
);
fixup_rva_ptrs
(
&
exports
->
AddressOfNameOrdinals
,
addr
,
1
);
IMAGE_EXPORT_DIRECTORY
*
exports
=
(
void
*
)(
addr
+
dir
->
VirtualAddress
);
fixup_exports
(
exports
,
addr
,
delta
);
}
return
addr
;
#else
/* HAVE_MMAP */
...
...
tools/winebuild/import.c
View file @
80083b18
...
...
@@ -761,8 +761,9 @@ static void output_immediate_imports( FILE *outfile )
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* OriginalFirstThunk */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* TimeDateStamp */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* ForwarderChain */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_import_name_%s
\n
"
,
dll_name
);
/* Name */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_import_data_ptrs+%d
\n
"
,
/* FirstThunk */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_import_name_%s-.L__wine_spec_rva_base
\n
"
,
/* Name */
dll_name
);
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_import_data_ptrs+%d-.L__wine_spec_rva_base
\n
"
,
/* FirstThunk */
j
*
get_ptr_size
()
);
j
+=
dll_imports
[
i
]
->
nb_imports
+
1
;
}
...
...
@@ -782,10 +783,15 @@ static void output_immediate_imports( FILE *outfile )
{
ORDDEF
*
odp
=
dll_imports
[
i
]
->
imports
[
j
];
if
(
!
(
odp
->
flags
&
FLAG_NONAME
))
fprintf
(
outfile
,
"
\t
%s .L__wine_spec_import_data_%s_%s
\n
"
,
fprintf
(
outfile
,
"
\t
%s .L__wine_spec_import_data_%s_%s
-.L__wine_spec_rva_base
\n
"
,
get_asm_ptr_keyword
(),
dll_name
,
odp
->
name
);
else
fprintf
(
outfile
,
"
\t
%s %d
\n
"
,
get_asm_ptr_keyword
(),
odp
->
ordinal
);
{
if
(
get_ptr_size
()
==
8
)
fprintf
(
outfile
,
"
\t
.quad 0x800000000000%04x
\n
"
,
odp
->
ordinal
);
else
fprintf
(
outfile
,
"
\t
.long 0x8000%04x
\n
"
,
odp
->
ordinal
);
}
}
fprintf
(
outfile
,
"
\t
%s 0
\n
"
,
get_asm_ptr_keyword
()
);
}
...
...
tools/winebuild/res32.c
View file @
80083b18
...
...
@@ -437,7 +437,7 @@ void output_resources( FILE *outfile, DLLSPEC *spec )
/* dump the resource data entries */
for
(
i
=
0
,
res
=
spec
->
resources
;
i
<
spec
->
nb_resources
;
i
++
,
res
++
)
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_res_%d,%u,0,0
\n
"
,
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_res_%d
-.L__wine_spec_rva_base
,%u,0,0
\n
"
,
i
,
res
->
data_size
);
/* dump the name strings */
...
...
tools/winebuild/spec32.c
View file @
80083b18
...
...
@@ -117,15 +117,15 @@ static void output_exports( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* Characteristics */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* TimeDateStamp */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* MajorVersion/MinorVersion */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_names
\n
"
);
/* Name */
fprintf
(
outfile
,
"
\t
.long %
d
\n
"
,
spec
->
base
);
/* Base */
fprintf
(
outfile
,
"
\t
.long %
d
\n
"
,
nr_exports
);
/* NumberOfFunctions */
fprintf
(
outfile
,
"
\t
.long %
d
\n
"
,
spec
->
nb_names
);
/* NumberOfNames */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exports_funcs
\n
"
);
/* AddressOfFunctions */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_names
-.L__wine_spec_rva_base
\n
"
);
/* Name */
fprintf
(
outfile
,
"
\t
.long %
u
\n
"
,
spec
->
base
);
/* Base */
fprintf
(
outfile
,
"
\t
.long %
u
\n
"
,
nr_exports
);
/* NumberOfFunctions */
fprintf
(
outfile
,
"
\t
.long %
u
\n
"
,
spec
->
nb_names
);
/* NumberOfNames */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exports_funcs
-.L__wine_spec_rva_base
\n
"
);
/* AddressOfFunctions */
if
(
spec
->
nb_names
)
{
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_name_ptrs
\n
"
);
/* AddressOfNames */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_ordinals
\n
"
);
/* AddressOfNameOrdinals */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_name_ptrs
-.L__wine_spec_rva_base
\n
"
);
/* AddressOfNames */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_ordinals
-.L__wine_spec_rva_base
\n
"
);
/* AddressOfNameOrdinals */
}
else
{
...
...
@@ -174,7 +174,7 @@ static void output_exports( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"
\n
.L__wine_spec_exp_name_ptrs:
\n
"
);
for
(
i
=
0
;
i
<
spec
->
nb_names
;
i
++
)
{
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_names+%
d
\n
"
,
namepos
);
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exp_names+%
u-.L__wine_spec_rva_base
\n
"
,
namepos
);
namepos
+=
strlen
(
spec
->
names
[
i
]
->
name
)
+
1
;
}
...
...
@@ -483,6 +483,7 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"
\n\t
.data
\n
"
);
fprintf
(
outfile
,
"
\t
.align %d
\n
"
,
get_alignment
(
get_ptr_size
())
);
fprintf
(
outfile
,
"%s
\n
"
,
asm_globl
(
"__wine_spec_nt_header"
)
);
fprintf
(
outfile
,
".L__wine_spec_rva_base:
\n
"
);
fprintf
(
outfile
,
"
\t
.long 0x%04x
\n
"
,
IMAGE_NT_SIGNATURE
);
/* Signature */
switch
(
target_cpu
)
...
...
@@ -513,11 +514,14 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* SizeOfCode */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* SizeOfInitializedData */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* SizeOfUninitializedData */
fprintf
(
outfile
,
"
\t
.long %s
\n
"
,
/* AddressOfEntryPoint
*/
asm_name
(
spec
->
init_func
)
);
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* BaseOfCode */
/* note: we expand the AddressOfEntryPoint field on 64-bit by overwriting the BaseOfCode field
*/
fprintf
(
outfile
,
"
\t
%s %s
\n
"
,
/* AddressOfEntryPoint */
get_asm_ptr_keyword
(),
asm_name
(
spec
->
init_func
)
);
if
(
get_ptr_size
()
==
4
)
fprintf
(
outfile
,
"
\t
.long %s
\n
"
,
asm_name
(
"__wine_spec_nt_header"
)
);
/* BaseOfData */
{
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* BaseOfCode */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* BaseOfData */
}
fprintf
(
outfile
,
"
\t
%s __wine_spec_pe_header
\n
"
,
/* ImageBase */
get_asm_ptr_keyword
()
);
fprintf
(
outfile
,
"
\t
.long %u
\n
"
,
page_size
);
/* SectionAlignment */
...
...
@@ -528,8 +532,8 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
get_asm_short_keyword
()
);
fprintf
(
outfile
,
"
\t
%s %u,%u
\n
"
,
/* Major/MinorSubsystemVersion */
get_asm_short_keyword
(),
spec
->
subsystem_major
,
spec
->
subsystem_minor
);
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* Win32VersionValue */
fprintf
(
outfile
,
"
\t
.long %s
\n
"
,
/* SizeOfImage */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* Win32VersionValue */
fprintf
(
outfile
,
"
\t
.long %s
-.L__wine_spec_rva_base
\n
"
,
/* SizeOfImage */
asm_name
(
"_end"
)
);
fprintf
(
outfile
,
"
\t
.long %u
\n
"
,
page_size
);
/* SizeOfHeaders */
fprintf
(
outfile
,
"
\t
.long 0
\n
"
);
/* CheckSum */
...
...
@@ -545,17 +549,20 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"
\t
.long 16
\n
"
);
/* NumberOfRvaAndSizes */
if
(
spec
->
base
<=
spec
->
limit
)
/* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT] */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exports, .L__wine_spec_exports_end-.L__wine_spec_exports
\n
"
);
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_exports-.L__wine_spec_rva_base,"
".L__wine_spec_exports_end-.L__wine_spec_exports
\n
"
);
else
fprintf
(
outfile
,
"
\t
.long 0,0
\n
"
);
if
(
has_imports
())
/* DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_imports, .L__wine_spec_imports_end-.L__wine_spec_imports
\n
"
);
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_imports-.L__wine_spec_rva_base,"
".L__wine_spec_imports_end-.L__wine_spec_imports
\n
"
);
else
fprintf
(
outfile
,
"
\t
.long 0,0
\n
"
);
if
(
spec
->
nb_resources
)
/* DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE] */
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_resources, .L__wine_spec_resources_end-.L__wine_spec_resources
\n
"
);
fprintf
(
outfile
,
"
\t
.long .L__wine_spec_resources-.L__wine_spec_rva_base,"
".L__wine_spec_resources_end-.L__wine_spec_resources
\n
"
);
else
fprintf
(
outfile
,
"
\t
.long 0,0
\n
"
);
...
...
@@ -577,7 +584,7 @@ void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
fprintf
(
outfile
,
"%s
\n
"
,
asm_globl
(
"__wine_spec_file_name"
)
);
fprintf
(
outfile
,
"
\t
%s
\"
%s
\"\n
"
,
get_asm_string_keyword
(),
spec
->
file_name
);
if
(
target_platform
==
PLATFORM_APPLE
)
fprintf
(
outfile
,
"
\t
.comm %s,4
\n
"
,
asm_name
(
"_end"
)
);
fprintf
(
outfile
,
"
\t
.
l
comm %s,4
\n
"
,
asm_name
(
"_end"
)
);
output_stubs
(
outfile
,
spec
);
output_exports
(
outfile
,
spec
);
...
...
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