wine-devel July 2020

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[PATCH 1/8 v2] msvcrt: Improve __crtLCMapStringA implementation.
by Piotr Caban 16 Jul '20

16 Jul '20

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- v2: - use __crtLCMapStringA in _tolower_l and _toupper_l dlls/msvcrt/locale.c | 52 +++++++++++++++++++++++++++++++++++++++----- 1 file changed, 46 insertions(+), 6 deletions(-)

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[PATCH] ntdll: Fix PE unwind info for %rsi, %rdi in KiUserExceptionDispatcher.
by Paul Gofman 16 Jul '20

16 Jul '20

Fixes StarCraft crash on start. Signed-off-by: Paul Gofman <pgofman(a)codeweavers.com> --- dlls/ntdll/signal_x86_64.c | 16 +++--- dlls/ntdll/tests/exception.c | 100 ++++++++++++++++++++++++++++++----- 2 files changed, 95 insertions(+), 21 deletions(-) diff --git a/dlls/ntdll/signal_x86_64.c b/dlls/ntdll/signal_x86_64.c index 57f9aee8105..4ce7deb71cb 100644 --- a/dlls/ntdll/signal_x86_64.c +++ b/dlls/ntdll/signal_x86_64.c @@ -585,22 +585,22 @@ __ASM_GLOBAL_FUNC( KiUserExceptionDispatcher, "mov %rbp,-0x10(%rcx)\n\t" "mov %rdi,-0x18(%rcx)\n\t" "mov %rsi,-0x20(%rcx)\n\t" - "lea -0x10(%rcx),%rbp\n\t" + "lea -0x20(%rcx),%rbp\n\t" "mov %rsp,%rdx\n\t" /* context */ "lea 0x4f0(%rsp),%rcx\n\t" /* rec */ __ASM_SEH(".seh_pushreg %rbp\n\t") - __ASM_SEH(".seh_setframe %rbp,0\n\t") __ASM_SEH(".seh_pushreg %rdi\n\t") __ASM_SEH(".seh_pushreg %rsi\n\t") + __ASM_SEH(".seh_setframe %rbp,0\n\t") __ASM_SEH(".seh_endprologue\n\t") __ASM_CFI(".cfi_signal_frame\n\t") - __ASM_CFI(".cfi_adjust_cfa_offset 0x10\n\t") - __ASM_CFI(".cfi_def_cfa %rbp,0x10\n\t") - __ASM_CFI(".cfi_rel_offset %rip,0x8\n\t") - __ASM_CFI(".cfi_rel_offset %rbp,0x0\n\t") - __ASM_CFI(".cfi_rel_offset %rdi,-0x8\n\t") - __ASM_CFI(".cfi_rel_offset %rsi,-0x10\n\t") + __ASM_CFI(".cfi_adjust_cfa_offset 0x20\n\t") + __ASM_CFI(".cfi_def_cfa %rbp,0x20\n\t") + __ASM_CFI(".cfi_rel_offset %rip,0x18\n\t") + __ASM_CFI(".cfi_rel_offset %rbp,0x10\n\t") + __ASM_CFI(".cfi_rel_offset %rdi,0x8\n\t") + __ASM_CFI(".cfi_rel_offset %rsi,0\n\t") "call " __ASM_NAME("dispatch_exception") "\n\t" "int3") diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c index c78f4911083..44b00ad7b00 100644 --- a/dlls/ntdll/tests/exception.c +++ b/dlls/ntdll/tests/exception.c @@ -2825,6 +2825,22 @@ static BOOL hook_called; static void *hook_KiUserExceptionDispatcher_rip; static void *dbg_except_continue_handler_rip; static void *hook_exception_address; +static struct +{ + ULONG64 old_rax; + ULONG64 old_rdx; + ULONG64 old_rsi; + ULONG64 old_rdi; + ULONG64 old_rbp; + ULONG64 old_rsp; + ULONG64 new_rax; + ULONG64 new_rdx; + ULONG64 new_rsi; + ULONG64 new_rdi; + ULONG64 new_rbp; + ULONG64 new_rsp; +} +test_kiuserexceptiondispatcher_regs; static DWORD dbg_except_continue_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame, CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher) @@ -2836,6 +2852,8 @@ static DWORD dbg_except_continue_handler(EXCEPTION_RECORD *rec, EXCEPTION_REGIST memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes, sizeof(saved_KiUserExceptionDispatcher_bytes)); + RtlUnwind((void *)test_kiuserexceptiondispatcher_regs.old_rsp, + (BYTE *)code_mem + 0x28, rec, (void *)0xdeadbeef); return ExceptionContinueExecution; } @@ -2853,6 +2871,10 @@ static LONG WINAPI dbg_except_continue_vectored_handler(struct _EXCEPTION_POINTE if (NtCurrentTeb()->Peb->BeingDebugged) ++context->Rip; + if (context->Rip >= (ULONG64)code_mem && context->Rip < (ULONG64)code_mem + 0x100) + RtlUnwind((void *)test_kiuserexceptiondispatcher_regs.old_rsp, + (BYTE *)code_mem + 0x28, rec, (void *)0xdeadbeef); + return EXCEPTION_CONTINUE_EXECUTION; } @@ -2869,15 +2891,43 @@ void WINAPI hook_KiUserExceptionDispatcher(EXCEPTION_RECORD *rec, CONTEXT *conte hook_KiUserExceptionDispatcher_rip = (void *)context->Rip; hook_exception_address = rec->ExceptionAddress; - memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes, sizeof(saved_KiUserExceptionDispatcher_bytes)); + memcpy(pKiUserExceptionDispatcher, saved_KiUserExceptionDispatcher_bytes, + sizeof(saved_KiUserExceptionDispatcher_bytes)); } static void test_kiuserexceptiondispatcher(void) { HMODULE hntdll = GetModuleHandleA("ntdll.dll"); - static const BYTE except_code[] = + static BYTE except_code[] = { + 0x48, 0xb9, /* mov imm64, %rcx */ + /* offset: 0x2 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + 0x48, 0x89, 0x01, /* mov %rax, (%rcx) */ + 0x48, 0x89, 0x51, 0x08, /* mov %rdx, 0x8(%rcx) */ + 0x48, 0x89, 0x71, 0x10, /* mov %rsi, 0x10(%rcx) */ + 0x48, 0x89, 0x79, 0x18, /* mov %rdi, 0x18(%rcx) */ + 0x48, 0x89, 0x69, 0x20, /* mov %rbp, 0x20(%rcx) */ + 0x48, 0x89, 0x61, 0x28, /* mov %rsp, 0x28(%rcx) */ + 0x48, 0x83, 0xc1, 0x30, /* add $0x30, %rcx */ + + /* offset: 0x25 */ 0xcc, /* int3 */ + + 0x0f, 0x0b, /* ud2, illegal instruction */ + + /* offset: 0x28 */ + 0x48, 0xb9, /* mov imm64, %rcx */ + /* offset: 0x2a */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + + 0x48, 0x89, 0x01, /* mov %rax, (%rcx) */ + 0x48, 0x89, 0x51, 0x08, /* mov %rdx, 0x8(%rcx) */ + 0x48, 0x89, 0x71, 0x10, /* mov %rsi, 0x10(%rcx) */ + 0x48, 0x89, 0x79, 0x18, /* mov %rdi, 0x18(%rcx) */ + 0x48, 0x89, 0x69, 0x20, /* mov %rbp, 0x20(%rcx) */ + 0x48, 0x89, 0x61, 0x28, /* mov %rsp, 0x28(%rcx) */ 0xc3, /* ret */ }; static BYTE hook_trampoline[] = @@ -2901,6 +2951,7 @@ static void test_kiuserexceptiondispatcher(void) BYTE patched_KiUserExceptionDispatcher_bytes[12]; DWORD old_protect1, old_protect2; EXCEPTION_RECORD record; + void *bpt_address; BYTE *ptr; BOOL ret; @@ -2911,6 +2962,9 @@ static void test_kiuserexceptiondispatcher(void) return; } + *(ULONG64 *)(except_code + 2) = (ULONG64)&test_kiuserexceptiondispatcher_regs; + *(ULONG64 *)(except_code + 0x2a) = (ULONG64)&test_kiuserexceptiondispatcher_regs.new_rax; + ok(((ULONG64)&phook_KiUserExceptionDispatcher & 0xffffffff) == ((ULONG64)&phook_KiUserExceptionDispatcher), "Address is too long.\n"); ok(((ULONG64)&pKiUserExceptionDispatcher & 0xffffffff) == ((ULONG64)&pKiUserExceptionDispatcher), @@ -2945,13 +2999,24 @@ static void test_kiuserexceptiondispatcher(void) ok(got_exception, "Handler was not called.\n"); ok(hook_called, "Hook was not called.\n"); - ok(hook_exception_address == code_mem || broken(!hook_exception_address) /* Win2008 */, + ok(test_kiuserexceptiondispatcher_regs.new_rax == 0xdeadbeef, "Got unexpected rax %#lx.\n", + test_kiuserexceptiondispatcher_regs.new_rax); + ok(test_kiuserexceptiondispatcher_regs.old_rsi + == test_kiuserexceptiondispatcher_regs.new_rsi, "rsi does not match.\n"); + ok(test_kiuserexceptiondispatcher_regs.old_rdi + == test_kiuserexceptiondispatcher_regs.new_rdi, "rdi does not match.\n"); + ok(test_kiuserexceptiondispatcher_regs.old_rbp + == test_kiuserexceptiondispatcher_regs.new_rbp, "rbp does not match.\n"); + + bpt_address = (BYTE *)code_mem + 0x25; + + ok(hook_exception_address == bpt_address || broken(!hook_exception_address) /* Win2008 */, "Got unexpected exception address %p, expected %p.\n", - hook_exception_address, code_mem); - ok(hook_KiUserExceptionDispatcher_rip == code_mem, "Got unexpected exception address %p, expected %p.\n", - hook_KiUserExceptionDispatcher_rip, code_mem); - ok(dbg_except_continue_handler_rip == code_mem, "Got unexpected exception address %p, expected %p.\n", - dbg_except_continue_handler_rip, code_mem); + hook_exception_address, bpt_address); + ok(hook_KiUserExceptionDispatcher_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n", + hook_KiUserExceptionDispatcher_rip, bpt_address); + ok(dbg_except_continue_handler_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n", + dbg_except_continue_handler_rip, bpt_address); memset(&record, 0, sizeof(record)); record.ExceptionCode = 0x80000003; @@ -2993,14 +3058,24 @@ static void test_kiuserexceptiondispatcher(void) sizeof(patched_KiUserExceptionDispatcher_bytes)); got_exception = 0; hook_called = FALSE; + run_exception_test(dbg_except_continue_handler, NULL, except_code, ARRAY_SIZE(except_code), PAGE_EXECUTE_READ); ok(got_exception, "Handler was not called.\n"); ok(hook_called, "Hook was not called.\n"); - ok(hook_KiUserExceptionDispatcher_rip == code_mem, "Got unexpected exception address %p, expected %p.\n", - hook_KiUserExceptionDispatcher_rip, code_mem); - ok(dbg_except_continue_handler_rip == code_mem, "Got unexpected exception address %p, expected %p.\n", - dbg_except_continue_handler_rip, code_mem); + ok(hook_KiUserExceptionDispatcher_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n", + hook_KiUserExceptionDispatcher_rip, bpt_address); + ok(dbg_except_continue_handler_rip == bpt_address, "Got unexpected exception address %p, expected %p.\n", + dbg_except_continue_handler_rip, bpt_address); + + ok(test_kiuserexceptiondispatcher_regs.new_rax == 0xdeadbeef, "Got unexpected rax %#lx.\n", + test_kiuserexceptiondispatcher_regs.new_rax); + ok(test_kiuserexceptiondispatcher_regs.old_rsi + == test_kiuserexceptiondispatcher_regs.new_rsi, "rsi does not match.\n"); + ok(test_kiuserexceptiondispatcher_regs.old_rdi + == test_kiuserexceptiondispatcher_regs.new_rdi, "rdi does not match.\n"); + ok(test_kiuserexceptiondispatcher_regs.old_rbp + == test_kiuserexceptiondispatcher_regs.new_rbp, "rbp does not match.\n"); NtCurrentTeb()->Peb->BeingDebugged = 0; @@ -3997,7 +4072,6 @@ START_TEST(exception) NtCurrentTeb()->Peb->BeingDebugged = 0x98; test_closehandle(0, (HANDLE)0xdeadbeef); NtCurrentTeb()->Peb->BeingDebugged = 0; - #endif test_suspend_thread(); -- 2.26.2

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[PATCH] wininet: Get rid of user buffer in create_cookie_url().
by Serge Gautherie 16 Jul '20

16 Jul '20

Signed-off-by: Serge Gautherie <winehq-git_serge_180711(a)gautherie.fr> --- dlls/wininet/cookie.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/dlls/wininet/cookie.c b/dlls/wininet/cookie.c index b5f779b..1786b3d 100644 --- a/dlls/wininet/cookie.c +++ b/dlls/wininet/cookie.c @@ -147,28 +147,31 @@ static cookie_domain_t *get_cookie_domain(substr_t domain, BOOL create) static WCHAR *create_cookie_url(substr_t domain, substr_t path, substr_t *ret_path) { - WCHAR user[UNLEN], *p, *url; + WCHAR *p, *url; DWORD len, user_len, i; static const WCHAR cookie_prefix[] = {'C','o','o','k','i','e',':'}; - user_len = ARRAY_SIZE(user); - if(!GetUserNameW(user, &user_len)) - return FALSE; - user_len--; + user_len = 0; + if(GetUserNameW(NULL, &user_len) || GetLastError() != ERROR_INSUFFICIENT_BUFFER) + return NULL; + /* user_len already accounts for terminating NULL */ len = ARRAY_SIZE(cookie_prefix) + user_len + 1 /* @ */ + domain.len + path.len; - url = heap_alloc((len+1) * sizeof(WCHAR)); + url = heap_alloc(len * sizeof(WCHAR)); if(!url) return NULL; memcpy(url, cookie_prefix, sizeof(cookie_prefix)); p = url + ARRAY_SIZE(cookie_prefix); - memcpy(p, user, user_len*sizeof(WCHAR)); + if(!GetUserNameW(p, &user_len)) { + heap_free(url); + return NULL; + } p += user_len; - *p++ = '@'; + *(p - 1) = '@'; memcpy(p, domain.str, domain.len*sizeof(WCHAR)); p += domain.len; -- 2.10.0.windows.1

2 1

[PATCH 4/4 v2] ucrtbase/tests: Check errno in strtod tests.
by Piotr Caban 16 Jul '20

16 Jul '20

From: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- dlls/ucrtbase/tests/string.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-)

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[PATCH 3/4 v2] msvcrt: Treat large exponent as overflow in strtod.
by Piotr Caban 16 Jul '20

16 Jul '20

From: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- dlls/msvcrt/string.c | 2 +- dlls/msvcrt/tests/string.c | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-)

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[PATCH 2/4 v2] msvcrt: Set errno in strtod.
by Piotr Caban 16 Jul '20

16 Jul '20

From: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- dlls/msvcrt/string.c | 6 +++++- dlls/msvcrt/tests/string.c | 1 - 2 files changed, 5 insertions(+), 2 deletions(-)

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[PATCH 1/4 v2] msvcrt/tests: Check errno in strtod test.
by Piotr Caban 16 Jul '20

16 Jul '20

From: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Daniel Lehman <dlehman25(a)gmail.com> Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- v2: - only patches 2 and 4 were changed - reset errno to 0 only in msvcrt.dll (other version of the dll are not doing it, it even depends on msvcrt.dll version) - always check errno in ucrtbase tests dlls/msvcrt/tests/string.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)

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[PATCH 06/17] msvcrt: Don't use toupperW in _toupper_l.
by Piotr Caban 16 Jul '20

16 Jul '20

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- dlls/msvcrt/ctype.c | 28 ++++++++++------------------ 1 file changed, 10 insertions(+), 18 deletions(-)

2 1

[PATCH resend] winapi_test: Add/remove headers for urlmon test, in tests.dat.
by Serge Gautherie 16 Jul '20

16 Jul '20

Signed-off-by: Serge Gautherie <winehq-git_serge_180711(a)gautherie.fr> --- Addendum to b3da4abc5771a7542409412c41b3356255f248b2. --- tools/winapi/tests.dat | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/winapi/tests.dat b/tools/winapi/tests.dat index 3f470d4..57a65e1 100644 --- a/tools/winapi/tests.dat +++ b/tools/winapi/tests.dat @@ -1261,9 +1261,9 @@ Unit tests for data structure packing %header -basetsd.h winnt.h windef.h +guiddef.h urlmon.h %include -- 2.10.0.windows.1

2 1

[PATCH 05/17] msvcrt: Don't use toupperW in _towupper_l.
by Piotr Caban 16 Jul '20

16 Jul '20

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com> --- dlls/msvcrt/wcs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)

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wine-devel July 2020