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ntdll: Use module path as assembly path for manifests embedded in resources. 

Fixes Office 2016 installer, which removes its .exe directory from load
path, but expects to be able to load files listed in manifest.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2020-03-06 14:48:25 +01:00 committed by Alexandre Julliard
parent dd74b9c8e6
commit 2d764e90dd
1 changed files with 34 additions and 27 deletions
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61
dlls/ntdll/actctx.c
View File

@ -818,6 +818,29 @@ static inline const char* debugstr_version(const struct assembly_version *ver)
return wine_dbg_sprintf("%u.%u.%u.%u", ver->major, ver->minor, ver->build, ver->revision);
}
static NTSTATUS get_module_filename( HMODULE module, UNICODE_STRING *str, unsigned int extra_len )
{
NTSTATUS status;
ULONG_PTR magic;
LDR_MODULE *pldr;
LdrLockLoaderLock(0, NULL, &magic);
status = LdrFindEntryForAddress( module, &pldr );
if (status == STATUS_SUCCESS)
{
if ((str->Buffer = RtlAllocateHeap( GetProcessHeap(), 0,
pldr->FullDllName.Length + extra_len + sizeof(WCHAR) )))
{
memcpy( str->Buffer, pldr->FullDllName.Buffer, pldr->FullDllName.Length + sizeof(WCHAR) );
str->Length = pldr->FullDllName.Length;
str->MaximumLength = pldr->FullDllName.Length + extra_len + sizeof(WCHAR);
}
else status = STATUS_NO_MEMORY;
}
LdrUnlockLoaderLock(0, magic);
return status;
}
static struct assembly *add_assembly(ACTIVATION_CONTEXT *actctx, enum assembly_type at)
{
struct assembly *assembly;
@ -2790,7 +2813,7 @@ static NTSTATUS parse_manifest_buffer( struct actctx_loader* acl, struct assembl
}
static NTSTATUS parse_manifest( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, BOOL shared,
LPCWSTR filename, HANDLE module, LPCWSTR directory, BOOL shared,
const void *buffer, SIZE_T size )
{
xmlbuf_t xmlbuf;
@ -2806,7 +2829,14 @@ static NTSTATUS parse_manifest( struct actctx_loader* acl, struct assembly_ident
if (directory && !(assembly->directory = strdupW(directory)))
return STATUS_NO_MEMORY;
if (filename) assembly->manifest.info = strdupW( filename + 4 /* skip \??\ prefix */ );
if (!filename)
{
UNICODE_STRING module_path;
if ((status = get_module_filename( module, &module_path, 0 ))) return status;
assembly->manifest.info = module_path.Buffer;
}
else if(!(assembly->manifest.info = strdupW( filename + 4 /* skip \??\ prefix */ ))) return STATUS_NO_MEMORY;
assembly->manifest.type = assembly->manifest.info ? ACTIVATION_CONTEXT_PATH_TYPE_WIN32_FILE
: ACTIVATION_CONTEXT_PATH_TYPE_NONE;
@ -2863,29 +2893,6 @@ static NTSTATUS open_nt_file( HANDLE *handle, UNICODE_STRING *name )
return NtOpenFile( handle, GENERIC_READ | SYNCHRONIZE, &attr, &io, FILE_SHARE_READ, FILE_SYNCHRONOUS_IO_ALERT );
}
static NTSTATUS get_module_filename( HMODULE module, UNICODE_STRING *str, unsigned int extra_len )
{
NTSTATUS status;
ULONG_PTR magic;
LDR_MODULE *pldr;
LdrLockLoaderLock(0, NULL, &magic);
status = LdrFindEntryForAddress( module, &pldr );
if (status == STATUS_SUCCESS)
{
if ((str->Buffer = RtlAllocateHeap( GetProcessHeap(), 0,
pldr->FullDllName.Length + extra_len + sizeof(WCHAR) )))
{
memcpy( str->Buffer, pldr->FullDllName.Buffer, pldr->FullDllName.Length + sizeof(WCHAR) );
str->Length = pldr->FullDllName.Length;
str->MaximumLength = pldr->FullDllName.Length + extra_len + sizeof(WCHAR);
}
else status = STATUS_NO_MEMORY;
}
LdrUnlockLoaderLock(0, magic);
return status;
}
static NTSTATUS get_manifest_in_module( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, BOOL shared,
HANDLE hModule, LPCWSTR resname, ULONG lang )
@ -2937,7 +2944,7 @@ static NTSTATUS get_manifest_in_module( struct actctx_loader* acl, struct assemb
if (status == STATUS_SUCCESS) status = LdrAccessResource(hModule, entry, &ptr, NULL);
if (status == STATUS_SUCCESS)
status = parse_manifest(acl, ai, filename, directory, shared, ptr, entry->Size);
status = parse_manifest(acl, ai, filename, hModule, directory, shared, ptr, entry->Size);
return status;
}
@ -3024,7 +3031,7 @@ static NTSTATUS get_manifest_in_manifest_file( struct actctx_loader* acl, struct
status = NtQueryInformationFile( file, &io, &info, sizeof(info), FileEndOfFileInformation );
if (status == STATUS_SUCCESS)
status = parse_manifest(acl, ai, filename, directory, shared, base, info.EndOfFile.QuadPart);
status = parse_manifest(acl, ai, filename, NULL, directory, shared, base, info.EndOfFile.QuadPart);
NtUnmapViewOfSection( GetCurrentProcess(), base );
return status;