Example #1
0
static HRESULT RegExp_exec(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
        jsval_t *r)
{
    match_state_t *match;
    heap_pool_t *mark;
    BOOL b;
    jsstr_t *string;
    HRESULT hres;

    TRACE("\n");

    mark = heap_pool_mark(&ctx->tmp_heap);

    hres = run_exec(ctx, jsthis, argc ? argv[0] : jsval_string(jsstr_empty()), &string, &match, &b);
    if(FAILED(hres)) {
        heap_pool_clear(mark);
        return hres;
    }

    if(r) {
        if(b) {
            IDispatch *ret;

            hres = create_match_array(ctx, string, match, &ret);
            if(SUCCEEDED(hres))
                *r = jsval_disp(ret);
        }else {
            *r = jsval_null();
        }
    }

    heap_pool_clear(mark);
    jsstr_release(string);
    return hres;
}
Example #2
0
HRESULT regexp_match_next(script_ctx_t *ctx, jsdisp_t *dispex,
        DWORD rem_flags, jsstr_t *jsstr, match_state_t **ret)
{
    RegExpInstance *regexp = (RegExpInstance*)dispex;
    match_state_t *match;
    heap_pool_t *mark;
    const WCHAR *str;
    HRESULT hres;

    if((rem_flags & REM_CHECK_GLOBAL) && !(regexp->jsregexp->flags & REG_GLOB)) {
        if(rem_flags & REM_ALLOC_RESULT)
            *ret = NULL;
        return S_FALSE;
    }

    str = jsstr_flatten(jsstr);
    if(!str)
        return E_OUTOFMEMORY;

    if(rem_flags & REM_ALLOC_RESULT) {
        match = alloc_match_state(regexp->jsregexp, NULL, str);
        if(!match)
            return E_OUTOFMEMORY;
        *ret = match;
    }

    mark = heap_pool_mark(&ctx->tmp_heap);

    if(rem_flags & REM_NO_PARENS) {
        match = alloc_match_state(regexp->jsregexp, &ctx->tmp_heap, NULL);
        if(!match) {
            heap_pool_clear(mark);
            return E_OUTOFMEMORY;
        }
        match->cp = (*ret)->cp;
        match->match_len = (*ret)->match_len;
    }else {
        match = *ret;
    }

    hres = do_regexp_match_next(ctx, regexp, rem_flags, jsstr, str, match);

    if(rem_flags & REM_NO_PARENS) {
        (*ret)->cp = match->cp;
        (*ret)->match_len = match->match_len;
    }

    heap_pool_clear(mark);

    if(hres != S_OK && (rem_flags & REM_ALLOC_RESULT)) {
        heap_free(match);
        *ret = NULL;
    }

    return hres;
}
Example #3
0
static HRESULT WINAPI RegExp2_Test(IRegExp2 *iface, BSTR sourceString, VARIANT_BOOL *pMatch)
{
    RegExp2 *This = impl_from_IRegExp2(iface);
    match_state_t *result;
    heap_pool_t *mark;
    HRESULT hres;

    TRACE("(%p)->(%s %p)\n", This, debugstr_w(sourceString), pMatch);

    if(!This->pattern) {
        *pMatch = VARIANT_TRUE;
        return S_OK;
    }

    if(!This->regexp) {
        This->regexp = regexp_new(NULL, &This->pool, This->pattern,
                strlenW(This->pattern), This->flags, FALSE);
        if(!This->regexp)
            return E_FAIL;
    }else {
        hres = regexp_set_flags(&This->regexp, NULL, &This->pool, This->flags);
        if(FAILED(hres))
            return hres;
    }

    mark = heap_pool_mark(&This->pool);
    result = alloc_match_state(This->regexp, &This->pool, sourceString);
    if(!result) {
        heap_pool_clear(mark);
        return E_OUTOFMEMORY;
    }

    hres = regexp_execute(This->regexp, NULL, &This->pool,
            sourceString, SysStringLen(sourceString), result);

    heap_pool_clear(mark);

    if(hres == S_OK) {
        *pMatch = VARIANT_TRUE;
    }else if(hres == S_FALSE) {
        *pMatch = VARIANT_FALSE;
        hres = S_OK;
    }
    return hres;
}
Example #4
0
static HRESULT RegExp_test(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, unsigned argc, jsval_t *argv,
        jsval_t *r)
{
    match_state_t *match;
    jsstr_t *undef_str;
    heap_pool_t *mark;
    BOOL b;
    HRESULT hres;

    TRACE("\n");

    mark = heap_pool_mark(&ctx->tmp_heap);
    hres = run_exec(ctx, jsthis, argc ? argv[0] : jsval_string(undef_str = jsstr_undefined()), NULL, &match, &b);
    heap_pool_clear(mark);
    if(!argc)
        jsstr_release(undef_str);
    if(FAILED(hres))
        return hres;

    if(r)
        *r = jsval_bool(b);
    return S_OK;
}
Example #5
0
HRESULT regexp_string_match(script_ctx_t *ctx, jsdisp_t *re, jsstr_t *str, jsval_t *r)
{
    static const WCHAR indexW[] = {'i','n','d','e','x',0};
    static const WCHAR inputW[] = {'i','n','p','u','t',0};
    static const WCHAR lastIndexW[] = {'l','a','s','t','I','n','d','e','x',0};

    RegExpInstance *regexp = (RegExpInstance*)re;
    match_result_t *match_result;
    unsigned match_cnt, i;
    jsdisp_t *array;
    HRESULT hres;

    if(!(regexp->jsregexp->flags & REG_GLOB)) {
        match_state_t *match;
        heap_pool_t *mark;

        mark = heap_pool_mark(&ctx->tmp_heap);
        match = alloc_match_state(regexp->jsregexp, &ctx->tmp_heap, str->str);
        if(!match) {
            heap_pool_clear(mark);
            return E_OUTOFMEMORY;
        }

        hres = regexp_match_next(ctx, &regexp->dispex, 0, str, &match);
        if(FAILED(hres)) {
            heap_pool_clear(mark);
            return hres;
        }

        if(r) {
            if(hres == S_OK) {
                IDispatch *ret;

                hres = create_match_array(ctx, str, match, &ret);
                if(SUCCEEDED(hres))
                    *r = jsval_disp(ret);
            }else {
                *r = jsval_null();
            }
        }

        heap_pool_clear(mark);
        return S_OK;
    }

    hres = regexp_match(ctx, &regexp->dispex, str, FALSE, &match_result, &match_cnt);
    if(FAILED(hres))
        return hres;

    if(!match_cnt) {
        TRACE("no match\n");

        if(r)
            *r = jsval_null();
        return S_OK;
    }

    hres = create_array(ctx, match_cnt, &array);
    if(FAILED(hres))
        return hres;

    for(i=0; i < match_cnt; i++) {
        jsstr_t *tmp_str;

        tmp_str = jsstr_substr(str, match_result[i].index, match_result[i].length);
        if(!tmp_str) {
            hres = E_OUTOFMEMORY;
            break;
        }

        hres = jsdisp_propput_idx(array, i, jsval_string(tmp_str));
        jsstr_release(tmp_str);
        if(FAILED(hres))
            break;
    }

    while(SUCCEEDED(hres)) {
        hres = jsdisp_propput_name(array, indexW, jsval_number(match_result[match_cnt-1].index));
        if(FAILED(hres))
            break;

        hres = jsdisp_propput_name(array, lastIndexW,
                jsval_number(match_result[match_cnt-1].index + match_result[match_cnt-1].length));
        if(FAILED(hres))
            break;

        hres = jsdisp_propput_name(array, inputW, jsval_string(str));
        break;
    }

    heap_free(match_result);

    if(SUCCEEDED(hres) && r)
        *r = jsval_obj(array);
    else
        jsdisp_release(array);
    return hres;
}
Example #6
0
static HRESULT regexp_match(script_ctx_t *ctx, jsdisp_t *dispex, jsstr_t *str, BOOL gflag,
        match_result_t **match_result, DWORD *result_cnt)
{
    RegExpInstance *This = (RegExpInstance*)dispex;
    match_result_t *ret = NULL;
    match_state_t *result;
    DWORD i=0, ret_size = 0;
    heap_pool_t *mark;
    HRESULT hres;

    mark = heap_pool_mark(&ctx->tmp_heap);

    result = alloc_match_state(This->jsregexp, &ctx->tmp_heap, str->str);
    if(!result) {
        heap_pool_clear(mark);
        return E_OUTOFMEMORY;
    }

    while(1) {
        hres = do_regexp_match_next(ctx, This, 0, str, result);
        if(hres == S_FALSE) {
            hres = S_OK;
            break;
        }

        if(FAILED(hres))
            break;

        if(ret_size == i) {
            if(ret) {
                match_result_t *old_ret = ret;

                ret = heap_realloc(old_ret, (ret_size <<= 1) * sizeof(match_result_t));
                if(!ret)
                    heap_free(old_ret);
            }else {
                ret = heap_alloc((ret_size=4) * sizeof(match_result_t));
            }
            if(!ret) {
                hres = E_OUTOFMEMORY;
                break;
            }
        }

        ret[i].index = result->cp - str->str - result->match_len;
        ret[i++].length = result->match_len;

        if(!gflag && !(This->jsregexp->flags & REG_GLOB)) {
            hres = S_OK;
            break;
        }
    }

    heap_pool_clear(mark);
    if(FAILED(hres)) {
        heap_free(ret);
        return hres;
    }

    *match_result = ret;
    *result_cnt = i;
    return S_OK;
}