Alexandre Julliard : server: Implement the ImageContainsCode flag for image mappings.
Module: wine Branch: master Commit: 0810e6a68827a864bd9062c63094f5ad072b2697 URL: https://source.winehq.org/git/wine.git/?a=commit;h=0810e6a68827a864bd9062c63... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Tue Jan 30 11:03:09 2018 +0100 server: Implement the ImageContainsCode flag for image mappings. Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/kernel32/tests/loader.c | 13 ++++++------- server/mapping.c | 12 ++++++++++-- 2 files changed, 16 insertions(+), 9 deletions(-) diff --git a/dlls/kernel32/tests/loader.c b/dlls/kernel32/tests/loader.c index 38175da..bd23a1c 100644 --- a/dlls/kernel32/tests/loader.c +++ b/dlls/kernel32/tests/loader.c @@ -49,6 +49,7 @@ struct PROCESS_BASIC_INFORMATION_PRIVATE static LONG *child_failures; static WORD cb_count; static DWORD page_size; +static BOOL is_win64 = sizeof(void *) > sizeof(int); static BOOL is_wow64; static NTSTATUS (WINAPI *pNtCreateSection)(HANDLE *, ACCESS_MASK, const OBJECT_ATTRIBUTES *, @@ -267,8 +268,8 @@ static BOOL query_image_section( int id, const char *dll_name, const IMAGE_NT_HE status = pNtQuerySection( mapping, SectionImageInformation, &image, sizeof(image), &info_size ); ok( !status, "%u: NtQuerySection failed err %x\n", id, status ); ok( info_size == sizeof(image), "%u: NtQuerySection wrong size %lu\n", id, info_size ); - if (nt_header->OptionalHeader.Magic == (sizeof(void *) > sizeof(int) ? IMAGE_NT_OPTIONAL_HDR64_MAGIC - : IMAGE_NT_OPTIONAL_HDR32_MAGIC)) + if (nt_header->OptionalHeader.Magic == (is_win64 ? IMAGE_NT_OPTIONAL_HDR64_MAGIC + : IMAGE_NT_OPTIONAL_HDR32_MAGIC)) { max_stack = nt_header->OptionalHeader.SizeOfStackReserve; commit_stack = nt_header->OptionalHeader.SizeOfStackCommit; @@ -327,13 +328,11 @@ static BOOL query_image_section( int id, const char *dll_name, const IMAGE_NT_HE ok( image.CheckSum == nt_header->OptionalHeader.CheckSum, "%u: CheckSum wrong %08x / %08x\n", id, image.CheckSum, nt_header->OptionalHeader.CheckSum ); if (nt_header->OptionalHeader.SizeOfCode || nt_header->OptionalHeader.AddressOfEntryPoint) - todo_wine ok( image.ImageContainsCode == TRUE, "%u: ImageContainsCode wrong %u\n", id, image.ImageContainsCode ); else if ((nt_header->OptionalHeader.SectionAlignment % page_size) || (nt_header->FileHeader.NumberOfSections == 1 && (section.Characteristics & IMAGE_SCN_MEM_EXECUTE))) - todo_wine ok( image.ImageContainsCode == TRUE || broken(!image.ImageContainsCode), /* <= win8 */ "%u: ImageContainsCode wrong %u\n", id, image.ImageContainsCode ); else @@ -416,8 +415,8 @@ static NTSTATUS map_image_section( const IMAGE_NT_HEADERS *nt_header, int line ) info.Size.u.HighPart, info.Size.u.LowPart, file_size ); has_code = query_image_section( line, dll_name, nt_header ); /* test loading dll of wrong 32/64 bitness */ - if (nt_header->OptionalHeader.Magic == (sizeof(void *) > sizeof(int) ? IMAGE_NT_OPTIONAL_HDR32_MAGIC - : IMAGE_NT_OPTIONAL_HDR64_MAGIC)) + if (nt_header->OptionalHeader.Magic == (is_win64 ? IMAGE_NT_OPTIONAL_HDR32_MAGIC + : IMAGE_NT_OPTIONAL_HDR64_MAGIC)) { SetLastError( 0xdeadbeef ); mod = LoadLibraryExA( dll_name, 0, DONT_RESOLVE_DLL_REFERENCES ); @@ -425,7 +424,7 @@ static NTSTATUS map_image_section( const IMAGE_NT_HEADERS *nt_header, int line ) { ok( mod != NULL, "%u: loading failed err %u\n", line, GetLastError() ); } - else todo_wine_if (is_wow64) + else todo_wine_if (is_win64 || is_wow64) { ok( !mod, "%u: loading succeeded\n", line ); ok( GetLastError() == ERROR_BAD_EXE_FORMAT, "%u: wrong error %u\n", line, GetLastError() ); diff --git a/server/mapping.c b/server/mapping.c index b86ac9a..d863d08 100644 --- a/server/mapping.c +++ b/server/mapping.c @@ -539,7 +539,7 @@ static unsigned int get_image_params( struct mapping *mapping, file_pos_t file_s } nt; off_t pos; int size; - unsigned int cpu_mask = get_supported_cpu_mask(); + unsigned int i, cpu_mask = get_supported_cpu_mask(); /* load the headers */ @@ -587,6 +587,9 @@ static unsigned int get_image_params( struct mapping *mapping, file_pos_t file_s mapping->image.subsystem_low = nt.opt.hdr32.MinorSubsystemVersion; mapping->image.subsystem_high = nt.opt.hdr32.MajorSubsystemVersion; mapping->image.dll_charact = nt.opt.hdr32.DllCharacteristics; + mapping->image.contains_code = (nt.opt.hdr32.SizeOfCode || + nt.opt.hdr32.AddressOfEntryPoint || + nt.opt.hdr32.SectionAlignment & page_mask); mapping->image.loader_flags = nt.opt.hdr32.LoaderFlags; mapping->image.header_size = nt.opt.hdr32.SizeOfHeaders; mapping->image.checksum = nt.opt.hdr32.CheckSum; @@ -614,6 +617,9 @@ static unsigned int get_image_params( struct mapping *mapping, file_pos_t file_s mapping->image.subsystem_low = nt.opt.hdr64.MinorSubsystemVersion; mapping->image.subsystem_high = nt.opt.hdr64.MajorSubsystemVersion; mapping->image.dll_charact = nt.opt.hdr64.DllCharacteristics; + mapping->image.contains_code = (nt.opt.hdr64.SizeOfCode || + nt.opt.hdr64.AddressOfEntryPoint || + nt.opt.hdr64.SectionAlignment & page_mask); mapping->image.loader_flags = nt.opt.hdr64.LoaderFlags; mapping->image.header_size = nt.opt.hdr64.SizeOfHeaders; mapping->image.checksum = nt.opt.hdr64.CheckSum; @@ -627,7 +633,6 @@ static unsigned int get_image_params( struct mapping *mapping, file_pos_t file_s mapping->image.machine = nt.FileHeader.Machine; mapping->image.zerobits = 0; /* FIXME */ mapping->image.gp = 0; /* FIXME */ - mapping->image.contains_code = 0; /* FIXME */ mapping->image.image_flags = 0; /* FIXME */ mapping->image.file_size = file_size; @@ -642,6 +647,9 @@ static unsigned int get_image_params( struct mapping *mapping, file_pos_t file_s if (!(sec = malloc( size ))) goto error; if (pread( unix_fd, sec, size, pos ) != size) goto error; + for (i = 0; i < nt.FileHeader.NumberOfSections && !mapping->image.contains_code; i++) + if (sec[i].Characteristics & IMAGE_SCN_MEM_EXECUTE) mapping->image.contains_code = 1; + if (!build_shared_mapping( mapping, unix_fd, sec, nt.FileHeader.NumberOfSections )) goto error; free( sec );
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Alexandre Julliard