Esempio n. 1
0
static HRESULT WINAPI JScriptParseProcedure_ParseProcedureText(IActiveScriptParseProcedure2 *iface,
        LPCOLESTR pstrCode, LPCOLESTR pstrFormalParams, LPCOLESTR pstrProcedureName,
        LPCOLESTR pstrItemName, IUnknown *punkContext, LPCOLESTR pstrDelimiter,
        CTXARG_T dwSourceContextCookie, ULONG ulStartingLineNumber, DWORD dwFlags, IDispatch **ppdisp)
{
    JScript *This = impl_from_IActiveScriptParseProcedure2(iface);
    bytecode_t *code;
    jsdisp_t *dispex;
    HRESULT hres;

    TRACE("(%p)->(%s %s %s %s %p %s %s %u %x %p)\n", This, debugstr_w(pstrCode), debugstr_w(pstrFormalParams),
          debugstr_w(pstrProcedureName), debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
          wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLineNumber, dwFlags, ppdisp);

    if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
        return E_UNEXPECTED;

    hres = compile_script(This->ctx, pstrCode, pstrFormalParams, pstrDelimiter, FALSE, This->is_encode, &code);
    if(FAILED(hres)) {
        WARN("Parse failed %08x\n", hres);
        return hres;
    }

    hres = create_source_function(This->ctx, code, &code->global_code, NULL,  &dispex);
    release_bytecode(code);
    if(FAILED(hres))
        return hres;

    *ppdisp = to_disp(dispex);
    return S_OK;
}
Esempio n. 2
0
static HRESULT init_compiler(parser_ctx_t *parser)
{
    compiler_ctx_t *compiler;

    if(parser->compiler)
        return S_OK;

    compiler = heap_alloc_zero(sizeof(*compiler));
    if(!compiler)
        return E_OUTOFMEMORY;

    compiler->code = heap_alloc_zero(sizeof(bytecode_t));
    if(!compiler->code) {
        release_compiler(compiler);
        return E_OUTOFMEMORY;
    }

    jsheap_init(&compiler->code->heap);

    compiler->code->instrs = heap_alloc(64 * sizeof(instr_t));
    if(!compiler->code->instrs) {
        release_bytecode(compiler->code);
        release_compiler(compiler);
        return E_OUTOFMEMORY;
    }

    compiler->code_size = 64;
    compiler->code_off = 1;

    compiler->parser = parser;

    parser->code = compiler->code;
    parser->compiler = compiler;
    return S_OK;
}
Esempio n. 3
0
static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
        LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
        LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
        DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
{
    JScript *This = impl_from_IActiveScriptParse(iface);
    bytecode_t *code;
    HRESULT hres;

    TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
          debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
          wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);

    if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
        return E_UNEXPECTED;

    hres = compile_script(This->ctx, pstrCode, NULL, pstrDelimiter, (dwFlags & SCRIPTTEXT_ISEXPRESSION) != 0,
            This->is_encode, &code);
    if(FAILED(hres))
        return hres;

    if(dwFlags & SCRIPTTEXT_ISEXPRESSION) {
        jsval_t r;

        IActiveScriptSite_OnEnterScript(This->site);

        clear_ei(This->ctx);
        hres = exec_source(This->ctx, EXEC_GLOBAL, code, &code->global_code, NULL, NULL, NULL, This->ctx->global, 0, NULL, &r);
        if(SUCCEEDED(hres)) {
            if(pvarResult)
                hres = jsval_to_variant(r, pvarResult);
            jsval_release(r);
        }

        IActiveScriptSite_OnLeaveScript(This->site);
        return hres;
    }

    /*
     * Although pvarResult is not really used without SCRIPTTEXT_ISEXPRESSION flag, if it's not NULL,
     * script is executed immediately, even if it's not in started state yet.
     */
    if(!pvarResult && !is_started(This->ctx)) {
        if(This->queue_tail)
            This->queue_tail = This->queue_tail->next = code;
        else
            This->queue_head = This->queue_tail = code;
        return S_OK;
    }

    hres = exec_global_code(This, code);
    release_bytecode(code);
    if(FAILED(hres))
        return hres;

    if(pvarResult)
        V_VT(pvarResult) = VT_EMPTY;
    return S_OK;
}
Esempio n. 4
0
static HRESULT WINAPI JScriptParse_ParseScriptText(IActiveScriptParse *iface,
        LPCOLESTR pstrCode, LPCOLESTR pstrItemName, IUnknown *punkContext,
        LPCOLESTR pstrDelimiter, CTXARG_T dwSourceContextCookie, ULONG ulStartingLine,
        DWORD dwFlags, VARIANT *pvarResult, EXCEPINFO *pexcepinfo)
{
    JScript *This = impl_from_IActiveScriptParse(iface);
    bytecode_t *code;
    HRESULT hres;

    TRACE("(%p)->(%s %s %p %s %s %u %x %p %p)\n", This, debugstr_w(pstrCode),
          debugstr_w(pstrItemName), punkContext, debugstr_w(pstrDelimiter),
          wine_dbgstr_longlong(dwSourceContextCookie), ulStartingLine, dwFlags, pvarResult, pexcepinfo);

    if(This->thread_id != GetCurrentThreadId() || This->ctx->state == SCRIPTSTATE_CLOSED)
        return E_UNEXPECTED;

    hres = compile_script(This->ctx, pstrCode, NULL, pstrDelimiter, (dwFlags & SCRIPTTEXT_ISEXPRESSION) != 0,
            This->is_encode, &code);
    if(FAILED(hres))
        return hres;

    if(dwFlags & SCRIPTTEXT_ISEXPRESSION) {
        exec_ctx_t *exec_ctx;

        hres = create_exec_ctx(This->ctx, NULL, This->ctx->global, NULL, TRUE, &exec_ctx);
        if(SUCCEEDED(hres)) {
            jsval_t r;

            IActiveScriptSite_OnEnterScript(This->site);

            clear_ei(This->ctx);
            hres = exec_source(exec_ctx, code, &code->global_code, TRUE, &r);
            if(SUCCEEDED(hres)) {
                hres = jsval_to_variant(r, pvarResult);
                jsval_release(r);
            }
            exec_release(exec_ctx);

            IActiveScriptSite_OnLeaveScript(This->site);
        }

        return hres;
    }

    if(!is_started(This->ctx)) {
        if(This->queue_tail)
            This->queue_tail = This->queue_tail->next = code;
        else
            This->queue_head = This->queue_tail = code;
        return S_OK;
    }

    hres = exec_global_code(This, code);

    release_bytecode(code);
    return hres;
}
Esempio n. 5
0
static void Function_destructor(jsdisp_t *dispex)
{
    FunctionInstance *This = (FunctionInstance*)dispex;

    if(This->code)
        release_bytecode(This->code);
    if(This->scope_chain)
        scope_release(This->scope_chain);
    heap_free(This);
}
Esempio n. 6
0
static void clear_script_queue(JScript *This)
{
    bytecode_t *iter, *iter2;

    if(!This->queue_head)
        return;

    iter = This->queue_head;
    while(iter) {
        iter2 = iter->next;
        iter->next = NULL;
        release_bytecode(iter);
        iter = iter2;
    }

    This->queue_head = This->queue_tail = NULL;
}
Esempio n. 7
0
static HRESULT construct_function(script_ctx_t *ctx, unsigned argc, jsval_t *argv, IDispatch **ret)
{
    WCHAR *str = NULL, *ptr;
    unsigned len = 0, i = 0;
    bytecode_t *code;
    jsdisp_t *function;
    jsstr_t **params = NULL;
    int j = 0;
    HRESULT hres = S_OK;

    static const WCHAR function_anonymousW[] = {'f','u','n','c','t','i','o','n',' ','a','n','o','n','y','m','o','u','s','('};
    static const WCHAR function_beginW[] = {')',' ','{','\n'};
    static const WCHAR function_endW[] = {'\n','}',0};

    if(argc) {
        params = heap_alloc(argc*sizeof(*params));
        if(!params)
            return E_OUTOFMEMORY;

        if(argc > 2)
            len = (argc-2)*2; /* separating commas */
        for(i=0; i < argc; i++) {
            hres = to_string(ctx, argv[i], params+i);
            if(FAILED(hres))
                break;
            len += jsstr_length(params[i]);
        }
    }

    if(SUCCEEDED(hres)) {
        len += (sizeof(function_anonymousW) + sizeof(function_beginW) + sizeof(function_endW)) / sizeof(WCHAR);
        str = heap_alloc(len*sizeof(WCHAR));
        if(str) {
            memcpy(str, function_anonymousW, sizeof(function_anonymousW));
            ptr = str + sizeof(function_anonymousW)/sizeof(WCHAR);
            if(argc > 1) {
                while(1) {
                    ptr += jsstr_flush(params[j], ptr);
                    if(++j == argc-1)
                        break;
                    *ptr++ = ',';
                    *ptr++ = ' ';
                }
            }
            memcpy(ptr, function_beginW, sizeof(function_beginW));
            ptr += sizeof(function_beginW)/sizeof(WCHAR);
            if(argc)
                ptr += jsstr_flush(params[argc-1], ptr);
            memcpy(ptr, function_endW, sizeof(function_endW));

            TRACE("%s\n", debugstr_w(str));
        }else {
            hres = E_OUTOFMEMORY;
        }
    }

    while(i)
        jsstr_release(params[--i]);
    heap_free(params);
    if(FAILED(hres))
        return hres;

    hres = compile_script(ctx, str, NULL, NULL, FALSE, FALSE, &code);
    heap_free(str);
    if(FAILED(hres))
        return hres;

    if(code->global_code.func_cnt != 1 || code->global_code.var_cnt) {
        ERR("Invalid parser result!\n");
        release_bytecode(code);
        return E_UNEXPECTED;
    }

    hres = create_source_function(ctx, code, code->global_code.funcs, NULL, &function);
    release_bytecode(code);
    if(FAILED(hres))
        return hres;

    *ret = to_disp(function);
    return S_OK;
}
Esempio n. 8
0
static HRESULT construct_function(script_ctx_t *ctx, DISPPARAMS *dp, jsexcept_t *ei, IDispatch **ret)
{
    WCHAR *str = NULL, *ptr;
    DWORD argc, len = 0, l;
    bytecode_t *code;
    jsdisp_t *function;
    BSTR *params = NULL;
    int i=0, j=0;
    HRESULT hres = S_OK;

    static const WCHAR function_anonymousW[] = {'f','u','n','c','t','i','o','n',' ','a','n','o','n','y','m','o','u','s','('};
    static const WCHAR function_beginW[] = {')',' ','{','\n'};
    static const WCHAR function_endW[] = {'\n','}',0};

    argc = arg_cnt(dp);
    if(argc) {
        params = heap_alloc(argc*sizeof(BSTR));
        if(!params)
            return E_OUTOFMEMORY;

        if(argc > 2)
            len = (argc-2)*2; /* separating commas */
        for(i=0; i < argc; i++) {
            hres = to_string(ctx, get_arg(dp,i), ei, params+i);
            if(FAILED(hres))
                break;
            len += SysStringLen(params[i]);
        }
    }

    if(SUCCEEDED(hres)) {
        len += (sizeof(function_anonymousW) + sizeof(function_beginW) + sizeof(function_endW)) / sizeof(WCHAR);
        str = heap_alloc(len*sizeof(WCHAR));
        if(str) {
            memcpy(str, function_anonymousW, sizeof(function_anonymousW));
            ptr = str + sizeof(function_anonymousW)/sizeof(WCHAR);
            if(argc > 1) {
                while(1) {
                    l = SysStringLen(params[j]);
                    memcpy(ptr, params[j], l*sizeof(WCHAR));
                    ptr += l;
                    if(++j == argc-1)
                        break;
                    *ptr++ = ',';
                    *ptr++ = ' ';
                }
            }
            memcpy(ptr, function_beginW, sizeof(function_beginW));
            ptr += sizeof(function_beginW)/sizeof(WCHAR);
            if(argc) {
                l = SysStringLen(params[argc-1]);
                memcpy(ptr, params[argc-1], l*sizeof(WCHAR));
                ptr += l;
            }
            memcpy(ptr, function_endW, sizeof(function_endW));

            TRACE("%s\n", debugstr_w(str));
        }else {
            hres = E_OUTOFMEMORY;
        }
    }

    while(--i >= 0)
        SysFreeString(params[i]);
    heap_free(params);
    if(FAILED(hres))
        return hres;

    hres = compile_script(ctx, str, NULL, FALSE, FALSE, &code);
    heap_free(str);
    if(FAILED(hres))
        return hres;

    if(code->global_code.func_cnt != 1 || code->global_code.var_cnt) {
        ERR("Invalid parser result!\n");
        release_bytecode(code);
        return E_UNEXPECTED;
    }

    hres = create_source_function(ctx, code, code->global_code.funcs, NULL, &function);
    release_bytecode(code);
    if(FAILED(hres))
        return hres;

    *ret = to_disp(function);
    return S_OK;
}