From: Jactry Zeng Subject: [PATCH v3 2/4] propsys: Implement PropVariantToString(). Message-Id: <8193c123-8204-40ed-4b1f-1833a68acfea@codeweavers.com> Date: Sat, 16 Feb 2019 00:15:12 +0800 Signed-off-by: Jactry Zeng --- dlls/propsys/propsys.spec | 2 +- dlls/propsys/propvar.c | 25 ++++++++++ dlls/propsys/tests/propsys.c | 91 ++++++++++++++++++++++++++++++++++++ include/propvarutil.h | 1 + 4 files changed, 118 insertions(+), 1 deletion(-) diff --git a/dlls/propsys/propsys.spec b/dlls/propsys/propsys.spec index 9193f3664d..d9347e27ae 100644 --- a/dlls/propsys/propsys.spec +++ b/dlls/propsys/propsys.spec @@ -133,7 +133,7 @@ @ stub PropVariantToInt64VectorAlloc @ stub PropVariantToInt64WithDefault @ stub PropVariantToStrRet -@ stub PropVariantToString +@ stdcall PropVariantToString(ptr ptr long) @ stdcall PropVariantToStringAlloc(ptr ptr) @ stub PropVariantToStringVector @ stub PropVariantToStringVectorAlloc diff --git a/dlls/propsys/propvar.c b/dlls/propsys/propvar.c index 396afbf050..ef490be978 100644 --- a/dlls/propsys/propvar.c +++ b/dlls/propsys/propvar.c @@ -34,6 +34,7 @@ #include "winuser.h" #include "shlobj.h" #include "propvarutil.h" +#include "strsafe.h" #include "wine/debug.h" #include "wine/unicode.h" @@ -305,6 +306,30 @@ HRESULT WINAPI PropVariantToBoolean(REFPROPVARIANT propvarIn, BOOL *ret) return hr; } +HRESULT WINAPI PropVariantToString(REFPROPVARIANT propvarIn, PWSTR ret, UINT cch) +{ + HRESULT hr; + WCHAR *stringW = NULL; + + TRACE("(%p, %p, %d)\n", propvarIn, ret, cch); + + ret[0] = '\0'; + + if(!cch) + return E_INVALIDARG; + + hr = PropVariantToStringAlloc(propvarIn, &stringW); + if(SUCCEEDED(hr)) + { + if(lstrlenW(stringW) >= cch) + hr = STRSAFE_E_INSUFFICIENT_BUFFER; + lstrcpynW(ret, stringW, cch); + CoTaskMemFree(stringW); + } + + return hr; +} + HRESULT WINAPI PropVariantToStringAlloc(REFPROPVARIANT propvarIn, WCHAR **ret) { WCHAR *res = NULL; diff --git a/dlls/propsys/tests/propsys.c b/dlls/propsys/tests/propsys.c index 926dc3de71..299675db2e 100644 --- a/dlls/propsys/tests/propsys.c +++ b/dlls/propsys/tests/propsys.c @@ -32,6 +32,7 @@ #include "initguid.h" #include "propsys.h" #include "propvarutil.h" +#include "strsafe.h" #include "wine/test.h" DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0); @@ -1310,6 +1311,95 @@ static void test_PropVariantToDouble(void) ok(value == 8.0, "Unexpected value: %f.\n", value); } +static void test_PropVariantToString(void) +{ + PROPVARIANT propvar; + static CHAR string[] = "Wine"; + static WCHAR stringW[] = {'W','i','n','e',0}; + WCHAR bufferW[256] = {0}; + HRESULT hr; + + PropVariantInit(&propvar); + propvar.vt = VT_EMPTY; + U(propvar).pwszVal = stringW; + bufferW[0] = 65; + hr = PropVariantToString(&propvar, bufferW, 0); + ok(hr == E_INVALIDARG, "PropVariantToString should fail: 0x%08x.\n", hr); + ok(!bufferW[0], "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + PropVariantClear(&propvar); + + PropVariantInit(&propvar); + propvar.vt = VT_EMPTY; + U(propvar).pwszVal = stringW; + bufferW[0] = 65; + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + ok(!bufferW[0], "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + PropVariantClear(&propvar); + + PropVariantInit(&propvar); + propvar.vt = VT_NULL; + U(propvar).pwszVal = stringW; + bufferW[0] = 65; + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + ok(!bufferW[0], "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + PropVariantClear(&propvar); + + PropVariantInit(&propvar); + propvar.vt = VT_I4; + U(propvar).lVal = 22; + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + todo_wine ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + todo_wine ok(!strcmp_wa(bufferW, "22"), "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + PropVariantClear(&propvar); + + PropVariantInit(&propvar); + propvar.vt = VT_LPWSTR; + U(propvar).pwszVal = stringW; + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + ok(!lstrcmpW(bufferW, stringW), "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + + PropVariantInit(&propvar); + propvar.vt = VT_LPSTR; + U(propvar).pszVal = string; + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + ok(!lstrcmpW(bufferW, stringW), "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + + PropVariantInit(&propvar); + propvar.vt = VT_LPWSTR; + U(propvar).pwszVal = stringW; + hr = PropVariantToString(&propvar, bufferW, 4); + ok(hr == STRSAFE_E_INSUFFICIENT_BUFFER, "PropVariantToString returned: 0x%08x.\n", hr); + ok(!memcmp(bufferW, stringW, 4), "got wrong string.\n"); + memset(bufferW, 0, sizeof(bufferW)); + + PropVariantInit(&propvar); + propvar.vt = VT_LPSTR; + U(propvar).pszVal = string; + hr = PropVariantToString(&propvar, bufferW, 4); + ok(hr == STRSAFE_E_INSUFFICIENT_BUFFER, "PropVariantToString returned: 0x%08x.\n", hr); + ok(!memcmp(bufferW, stringW, 4), "got wrong string.\n"); + memset(bufferW, 0, sizeof(bufferW)); + + PropVariantInit(&propvar); + propvar.vt = VT_BSTR; + propvar.u.bstrVal = SysAllocString(stringW); + hr = PropVariantToString(&propvar, bufferW, ARRAY_SIZE(bufferW)); + ok(hr == S_OK, "PropVariantToString failed: 0x%08x.\n", hr); + ok(!lstrcmpW(bufferW, stringW), "got wrong string: \"%s\".\n", wine_dbgstr_w(bufferW)); + memset(bufferW, 0, sizeof(bufferW)); + SysFreeString(propvar.u.bstrVal); +} + START_TEST(propsys) { test_PSStringFromPropertyKey(); @@ -1326,4 +1416,5 @@ START_TEST(propsys) test_PropVariantToStringWithDefault(); test_InitPropVariantFromCLSID(); test_PropVariantToDouble(); + test_PropVariantToString(); } diff --git a/include/propvarutil.h b/include/propvarutil.h index 80f081cbc3..4fb12d87eb 100644 --- a/include/propvarutil.h +++ b/include/propvarutil.h @@ -79,6 +79,7 @@ HRESULT WINAPI PropVariantToUInt16(REFPROPVARIANT propvarIn, USHORT *ret); HRESULT WINAPI PropVariantToUInt32(REFPROPVARIANT propvarIn, ULONG *ret); HRESULT WINAPI PropVariantToUInt64(REFPROPVARIANT propvarIn, ULONGLONG *ret); HRESULT WINAPI PropVariantToBoolean(REFPROPVARIANT propvarIn, BOOL *ret); +HRESULT WINAPI PropVariantToString(REFPROPVARIANT propvarIn, PWSTR ret, UINT cch); PCWSTR WINAPI PropVariantToStringWithDefault(REFPROPVARIANT propvarIn, LPCWSTR pszDefault); HRESULT WINAPI PropVariantToStringAlloc(REFPROPVARIANT propvarIn, WCHAR **ret); -- 2.20.1