Ejemplo n.º 1
0
DWORD
WINAPI
UndecorateSymbolNameUnicode(
    LPCWSTR name,
    LPWSTR outputString,
    DWORD maxStringLength,
    DWORD flags
)
{
    LPSTR AnsiName;
    LPSTR AnsiOutputString;
    int AnsiNameLength;
    DWORD rc;

    AnsiNameLength = WideCharToMultiByte( CP_ACP, WC_COMPOSITECHECK | WC_SEPCHARS, name, -1, NULL, 0, NULL, NULL );
    if (!AnsiNameLength)
        return 0;

    AnsiName = (char *)AllocIt( AnsiNameLength );
    if (!AnsiName)
    {
        SetLastError( ERROR_NOT_ENOUGH_MEMORY );
        return 0;
    }

    ZeroMemory( AnsiName, AnsiNameLength );
    if (!WideCharToMultiByte( CP_ACP, WC_COMPOSITECHECK | WC_SEPCHARS, name, -1, AnsiName, AnsiNameLength, NULL, NULL ))
    {
        FreeIt( AnsiName );
        return 0;
    }

    AnsiOutputString = (LPSTR)AllocIt( maxStringLength + 1 );
    if (!AnsiOutputString)
    {
        FreeIt( AnsiName );
        SetLastError( ERROR_NOT_ENOUGH_MEMORY );
        return 0;
    }

    *AnsiOutputString = '\0';
    rc = UndecorateSymbolName( AnsiName, AnsiOutputString, maxStringLength, flags );
    MultiByteToWideChar( CP_ACP, MB_PRECOMPOSED, AnsiOutputString, -1, outputString, maxStringLength );

    FreeIt( AnsiName );
    FreeIt( AnsiOutputString );

    return rc;
}
int main()
{
    RTR3InitExeNoArguments(0);
    RTPrintf("tstMemAutoPtr: TESTING...\n");

#define CHECK_EXPR(expr) \
    do { bool const f = !!(expr); if (!f) { RTPrintf("tstMemAutoPtr(%d): %s!\n", __LINE__, #expr); g_cErrors++; } } while (0)

    /*
     * Some simple stuff.
     */
    {
        RTCMemAutoPtr<char> NilObj;
        CHECK_EXPR(!NilObj);
        CHECK_EXPR(NilObj.get() == NULL);
        CHECK_EXPR(NilObj.release() == NULL);
        NilObj.reset();
    }

    {
        RTCMemAutoPtr<char> Alloc(10);
        CHECK_EXPR(Alloc.get() != NULL);
        char *pch = Alloc.release();
        CHECK_EXPR(pch != NULL);
        CHECK_EXPR(Alloc.get() == NULL);

        RTCMemAutoPtr<char> Manage(pch);
        CHECK_EXPR(Manage.get() == pch);
        CHECK_EXPR(&Manage[0] == pch);
        CHECK_EXPR(&Manage[1] == &pch[1]);
        CHECK_EXPR(&Manage[9] == &pch[9]);
    }

    /*
     * Use the electric fence memory API to check alternative template
     * arguments and also check some subscript / reference limit thing.
     */
    {
        RTCMemAutoPtr<char, RTCMemEfAutoFree<char>, RTMemEfReallocNP> Electric(10);
        CHECK_EXPR(Electric.get() != NULL);
        Electric[0] = '0';
        CHECK_EXPR(Electric[0]  == '0');
        CHECK_EXPR(*Electric  == '0');
        //CHECK_EXPR(Electric  == '0');
        Electric[9] = '1';
        CHECK_EXPR(Electric[9] == '1');
        /* Electric[10] = '2'; - this will crash (of course) */
    }

    /*
     * Check that memory is actually free when it should be and isn't when it shouldn't.
     * Use the electric heap to get some extra checks.
     */
    g_cFrees = 0;
    {
        RTCMemAutoPtr<char, tstMemAutoPtrDestructorCounter, RTMemEfReallocNP> FreeIt(128);
        FreeIt[127] = '0';
    }
    CHECK_EXPR(g_cFrees == 1);

    g_cFrees = 0;
    {
        RTCMemAutoPtr<char, tstMemAutoPtrDestructorCounter, RTMemEfReallocNP> FreeIt2(128);
        FreeIt2[127] = '1';
        FreeIt2.reset();
        FreeIt2.alloc(128);
        FreeIt2[127] = '2';
        FreeIt2.reset(FreeIt2.get()); /* this one is weird, but it's how things works... */
    }
    CHECK_EXPR(g_cFrees == 2);

    g_cFrees = 0;
    {
        RTCMemAutoPtr<char, tstMemAutoPtrDestructorCounter, RTMemEfReallocNP> DontFreeIt(256);
        DontFreeIt[255] = '0';
        RTMemEfFreeNP(DontFreeIt.release());
    }
    CHECK_EXPR(g_cFrees == 0);

    g_cFrees = 0;
    {
        RTCMemAutoPtr<char, tstMemAutoPtrDestructorCounter, RTMemEfReallocNP> FreeIt3(128);
        FreeIt3[127] = '0';
        CHECK_EXPR(FreeIt3.realloc(128));
        FreeIt3[127] = '0';
        CHECK_EXPR(FreeIt3.realloc(256));
        FreeIt3[255] = '0';
        CHECK_EXPR(FreeIt3.realloc(64));
        FreeIt3[63] = '0';
        CHECK_EXPR(FreeIt3.realloc(32));
        FreeIt3[31] = '0';
    }
    CHECK_EXPR(g_cFrees == 1);

    g_cFrees = 0;
    {
        RTCMemAutoPtr<char, tstMemAutoPtrDestructorCounter, RTMemEfReallocNP> FreeIt4;
        CHECK_EXPR(FreeIt4.alloc(123));
        CHECK_EXPR(FreeIt4.realloc(543));
        FreeIt4 = (char *)NULL;
        CHECK_EXPR(FreeIt4.get() == NULL);
    }
    CHECK_EXPR(g_cFrees == 1);

    /*
     * Check the ->, [] and * (unary) operators with some useful struct.
     */
    {
        RTCMemAutoPtr<TSTMEMAUTOPTRSTRUCT> Struct1(1);
        Struct1->a = 0x11223344;
        Struct1->b = 0x55667788;
        Struct1->c = 0x99aabbcc;
        CHECK_EXPR(Struct1->a == 0x11223344);
        CHECK_EXPR(Struct1->b == 0x55667788);
        CHECK_EXPR(Struct1->c == 0x99aabbcc);

        Struct1[0].a = 0x11223344;
        Struct1[0].b = 0x55667788;
        Struct1[0].c = 0x99aabbcc;
        CHECK_EXPR(Struct1[0].a == 0x11223344);
        CHECK_EXPR(Struct1[0].b == 0x55667788);
        CHECK_EXPR(Struct1[0].c == 0x99aabbcc);

        (*Struct1).a = 0x11223344;
        (*Struct1).b = 0x55667788;
        (*Struct1).c = 0x99aabbcc;
        CHECK_EXPR((*Struct1).a == 0x11223344);
        CHECK_EXPR((*Struct1).b == 0x55667788);
        CHECK_EXPR((*Struct1).c == 0x99aabbcc);

        /* since at it... */
        Struct1.get()->a = 0x11223344;
        Struct1.get()->b = 0x55667788;
        Struct1.get()->c = 0x99aabbcc;
        CHECK_EXPR(Struct1.get()->a == 0x11223344);
        CHECK_EXPR(Struct1.get()->b == 0x55667788);
        CHECK_EXPR(Struct1.get()->c == 0x99aabbcc);
    }

    /*
     * Check the zeroing of memory.
     */
    {
        RTCMemAutoPtr<uint64_t, RTCMemAutoDestructor<uint64_t>, tstMemAutoPtrAllocatorNoZero> Zeroed1(1, true);
        CHECK_EXPR(*Zeroed1 == 0);
    }

    {
        RTCMemAutoPtr<uint64_t, RTCMemAutoDestructor<uint64_t>, tstMemAutoPtrAllocatorNoZero> Zeroed2;
        Zeroed2.alloc(5, true);
        CHECK_EXPR(Zeroed2[0] == 0);
        CHECK_EXPR(Zeroed2[1] == 0);
        CHECK_EXPR(Zeroed2[2] == 0);
        CHECK_EXPR(Zeroed2[3] == 0);
        CHECK_EXPR(Zeroed2[4] == 0);
    }

    /*
     * Summary.
     */
    if (!g_cErrors)
        RTPrintf("tstMemAutoPtr: SUCCESS\n");
    else
        RTPrintf("tstMemAutoPtr: FAILED - %d errors\n", g_cErrors);
    return !!g_cErrors;
}