widl: Add support for generating old-style interpreted stubs for servers.
This commit is contained in:
Alexandre Julliard
parent
9c4d01f329
commit
e644c2cd03
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@ -49,196 +49,205 @@ static void print_server(const char *format, ...)
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va_end(va);
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}
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static void write_function_stub(const type_t *iface, const var_t *func, unsigned int proc_offset)
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{
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const var_t *var;
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unsigned char explicit_fc, implicit_fc;
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int has_full_pointer = is_full_pointer_function(func);
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const var_t *handle_var = get_func_handle_var( iface, func, &explicit_fc, &implicit_fc );
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if (is_interpreted_func( iface, func )) return;
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print_server("struct __frame_%s_%s\n{\n", iface->name, get_name(func));
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indent++;
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print_server("__DECL_EXCEPTION_FRAME\n");
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print_server("MIDL_STUB_MESSAGE _StubMsg;\n");
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/* Declare arguments */
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declare_stub_args(server, indent, func);
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indent--;
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print_server("};\n\n");
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print_server("static void __finally_%s_%s(", iface->name, get_name(func));
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fprintf(server," struct __frame_%s_%s *__frame )\n{\n", iface->name, get_name(func));
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indent++;
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_FREE);
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_FREE);
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if (has_full_pointer)
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write_full_pointer_free(server, indent, func);
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indent--;
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print_server("}\n\n");
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print_server("void __RPC_STUB %s_%s( PRPC_MESSAGE _pRpcMessage )\n", iface->name, get_name(func));
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/* write the functions body */
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fprintf(server, "{\n");
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indent++;
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print_server("struct __frame_%s_%s __f, * const __frame = &__f;\n", iface->name, get_name(func));
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if (has_out_arg_or_return(func)) print_server("RPC_STATUS _Status;\n");
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fprintf(server, "\n");
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print_server("NdrServerInitializeNew(\n");
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indent++;
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print_server("_pRpcMessage,\n");
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print_server("&__frame->_StubMsg,\n");
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print_server("&%s_StubDesc);\n", iface->name);
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indent--;
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fprintf(server, "\n");
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print_server( "RpcExceptionInit( __server_filter, __finally_%s_%s );\n", iface->name, get_name(func));
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write_parameters_init(server, indent, func, "__frame->");
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if (explicit_fc == RPC_FC_BIND_PRIMITIVE)
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{
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print_server("__frame->%s = _pRpcMessage->Handle;\n", handle_var->name);
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fprintf(server, "\n");
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}
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print_server("RpcTryFinally\n");
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print_server("{\n");
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indent++;
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print_server("RpcTryExcept\n");
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print_server("{\n");
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indent++;
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if (has_full_pointer)
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write_full_pointer_init(server, indent, func, TRUE);
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if (type_get_function_args(func->type))
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{
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print_server("if ((_pRpcMessage->DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)\n");
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indent++;
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print_server("NdrConvert(&__frame->_StubMsg, (PFORMAT_STRING)&__MIDL_ProcFormatString.Format[%u]);\n",
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proc_offset);
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indent--;
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fprintf(server, "\n");
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/* unmarshall arguments */
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write_remoting_arguments(server, indent, func, "__frame->", PASS_IN, PHASE_UNMARSHAL);
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}
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print_server("if (__frame->_StubMsg.Buffer > __frame->_StubMsg.BufferEnd)\n");
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print_server("{\n");
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indent++;
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print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
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indent--;
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print_server("}\n");
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indent--;
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print_server("}\n");
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print_server("RpcExcept(RPC_BAD_STUB_DATA_EXCEPTION_FILTER)\n");
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print_server("{\n");
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indent++;
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print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
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indent--;
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print_server("}\n");
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print_server("RpcEndExcept\n");
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fprintf(server, "\n");
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/* Assign 'out' arguments */
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assign_stub_out_args(server, indent, func, "__frame->");
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/* Call the real server function */
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print_server("%s%s%s",
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is_void(type_function_get_rettype(func->type)) ? "" : "__frame->_RetVal = ",
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prefix_server, get_name(func));
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if (type_get_function_args(func->type))
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{
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int first_arg = 1;
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fprintf(server, "(\n");
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indent++;
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LIST_FOR_EACH_ENTRY( var, type_get_function_args(func->type), const var_t, entry )
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{
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if (first_arg)
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first_arg = 0;
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else
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fprintf(server, ",\n");
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if (is_context_handle(var->type))
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{
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/* if the context_handle attribute appears in the chain of types
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* without pointers being followed, then the context handle must
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* be direct, otherwise it is a pointer */
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int is_ch_ptr = is_aliaschain_attr(var->type, ATTR_CONTEXTHANDLE) ? FALSE : TRUE;
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print_server("(");
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write_type_decl_left(server, var->type);
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fprintf(server, ")%sNDRSContextValue(__frame->%s)",
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is_ch_ptr ? "" : "*", var->name);
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}
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else
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{
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print_server("%s__frame->%s", is_array(var->type) && !type_array_is_decl_as_ptr(var->type) ? "*" : "", var->name);
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}
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}
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fprintf(server, ");\n");
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indent--;
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}
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else
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{
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fprintf(server, "();\n");
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}
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if (has_out_arg_or_return(func))
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{
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_BUFFERSIZE);
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_BUFFERSIZE);
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print_server("_pRpcMessage->BufferLength = __frame->_StubMsg.BufferLength;\n");
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fprintf(server, "\n");
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print_server("_Status = I_RpcGetBuffer(_pRpcMessage);\n");
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print_server("if (_Status)\n");
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indent++;
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print_server("RpcRaiseException(_Status);\n");
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indent--;
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fprintf(server, "\n");
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print_server("__frame->_StubMsg.Buffer = _pRpcMessage->Buffer;\n");
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fprintf(server, "\n");
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}
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/* marshall arguments */
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_MARSHAL);
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/* marshall the return value */
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_MARSHAL);
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indent--;
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print_server("}\n");
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print_server("RpcFinally\n");
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print_server("{\n");
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indent++;
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print_server("__finally_%s_%s( __frame );\n", iface->name, get_name(func));
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indent--;
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print_server("}\n");
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print_server("RpcEndFinally\n");
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/* calculate buffer length */
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fprintf(server, "\n");
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print_server("_pRpcMessage->BufferLength = __frame->_StubMsg.Buffer - (unsigned char *)_pRpcMessage->Buffer;\n");
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indent--;
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fprintf(server, "}\n");
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fprintf(server, "\n");
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}
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static void write_function_stubs(type_t *iface, unsigned int *proc_offset)
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{
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const statement_t *stmt;
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const var_t *var;
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STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
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{
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unsigned char explicit_fc, implicit_fc;
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var_t *func = stmt->u.var;
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int has_full_pointer = is_full_pointer_function(func);
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const var_t *handle_var = get_func_handle_var( iface, func, &explicit_fc, &implicit_fc );
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print_server("struct __frame_%s_%s\n{\n", iface->name, get_name(func));
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indent++;
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print_server("__DECL_EXCEPTION_FRAME\n");
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print_server("MIDL_STUB_MESSAGE _StubMsg;\n");
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/* Declare arguments */
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declare_stub_args(server, indent, func);
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indent--;
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print_server("};\n\n");
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print_server("static void __finally_%s_%s(", iface->name, get_name(func));
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fprintf(server," struct __frame_%s_%s *__frame )\n{\n", iface->name, get_name(func));
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indent++;
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_FREE);
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_FREE);
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if (has_full_pointer)
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write_full_pointer_free(server, indent, func);
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indent--;
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print_server("}\n\n");
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print_server("void __RPC_STUB %s_%s( PRPC_MESSAGE _pRpcMessage )\n", iface->name, get_name(func));
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/* write the functions body */
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fprintf(server, "{\n");
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indent++;
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print_server("struct __frame_%s_%s __f, * const __frame = &__f;\n", iface->name, get_name(func));
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if (has_out_arg_or_return(func)) print_server("RPC_STATUS _Status;\n");
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fprintf(server, "\n");
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print_server("NdrServerInitializeNew(\n");
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indent++;
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print_server("_pRpcMessage,\n");
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print_server("&__frame->_StubMsg,\n");
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print_server("&%s_StubDesc);\n", iface->name);
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indent--;
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fprintf(server, "\n");
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print_server( "RpcExceptionInit( __server_filter, __finally_%s_%s );\n", iface->name, get_name(func));
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write_parameters_init(server, indent, func, "__frame->");
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if (explicit_fc == RPC_FC_BIND_PRIMITIVE)
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{
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print_server("__frame->%s = _pRpcMessage->Handle;\n", handle_var->name);
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fprintf(server, "\n");
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}
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print_server("RpcTryFinally\n");
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print_server("{\n");
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indent++;
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print_server("RpcTryExcept\n");
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print_server("{\n");
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indent++;
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if (has_full_pointer)
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write_full_pointer_init(server, indent, func, TRUE);
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if (type_get_function_args(func->type))
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{
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print_server("if ((_pRpcMessage->DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)\n");
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indent++;
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print_server("NdrConvert(&__frame->_StubMsg, (PFORMAT_STRING)&__MIDL_ProcFormatString.Format[%u]);\n",
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*proc_offset);
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indent--;
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fprintf(server, "\n");
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/* unmarshall arguments */
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write_remoting_arguments(server, indent, func, "__frame->", PASS_IN, PHASE_UNMARSHAL);
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}
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print_server("if (__frame->_StubMsg.Buffer > __frame->_StubMsg.BufferEnd)\n");
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print_server("{\n");
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indent++;
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print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
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indent--;
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print_server("}\n");
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indent--;
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print_server("}\n");
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print_server("RpcExcept(RPC_BAD_STUB_DATA_EXCEPTION_FILTER)\n");
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print_server("{\n");
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indent++;
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print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
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indent--;
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print_server("}\n");
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print_server("RpcEndExcept\n");
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fprintf(server, "\n");
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/* Assign 'out' arguments */
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assign_stub_out_args(server, indent, func, "__frame->");
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/* Call the real server function */
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print_server("%s%s%s",
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is_void(type_function_get_rettype(func->type)) ? "" : "__frame->_RetVal = ",
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prefix_server, get_name(func));
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if (type_get_function_args(func->type))
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{
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int first_arg = 1;
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fprintf(server, "(\n");
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indent++;
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LIST_FOR_EACH_ENTRY( var, type_get_function_args(func->type), const var_t, entry )
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{
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if (first_arg)
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first_arg = 0;
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else
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fprintf(server, ",\n");
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if (is_context_handle(var->type))
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{
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/* if the context_handle attribute appears in the chain of types
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* without pointers being followed, then the context handle must
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* be direct, otherwise it is a pointer */
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int is_ch_ptr = is_aliaschain_attr(var->type, ATTR_CONTEXTHANDLE) ? FALSE : TRUE;
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print_server("(");
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write_type_decl_left(server, var->type);
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fprintf(server, ")%sNDRSContextValue(__frame->%s)",
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is_ch_ptr ? "" : "*", var->name);
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}
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else
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{
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print_server("%s__frame->%s", is_array(var->type) && !type_array_is_decl_as_ptr(var->type) ? "*" : "", var->name);
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}
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}
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fprintf(server, ");\n");
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indent--;
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}
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else
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{
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fprintf(server, "();\n");
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}
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if (has_out_arg_or_return(func))
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{
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_BUFFERSIZE);
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_BUFFERSIZE);
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print_server("_pRpcMessage->BufferLength = __frame->_StubMsg.BufferLength;\n");
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fprintf(server, "\n");
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print_server("_Status = I_RpcGetBuffer(_pRpcMessage);\n");
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print_server("if (_Status)\n");
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indent++;
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print_server("RpcRaiseException(_Status);\n");
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indent--;
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fprintf(server, "\n");
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print_server("__frame->_StubMsg.Buffer = _pRpcMessage->Buffer;\n");
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fprintf(server, "\n");
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}
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/* marshall arguments */
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write_remoting_arguments(server, indent, func, "__frame->", PASS_OUT, PHASE_MARSHAL);
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/* marshall the return value */
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if (!is_void(type_function_get_rettype(func->type)))
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write_remoting_arguments(server, indent, func, "__frame->", PASS_RETURN, PHASE_MARSHAL);
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indent--;
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print_server("}\n");
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print_server("RpcFinally\n");
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print_server("{\n");
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indent++;
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print_server("__finally_%s_%s( __frame );\n", iface->name, get_name(func));
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indent--;
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print_server("}\n");
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print_server("RpcEndFinally\n");
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/* calculate buffer length */
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fprintf(server, "\n");
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print_server("_pRpcMessage->BufferLength = __frame->_StubMsg.Buffer - (unsigned char *)_pRpcMessage->Buffer;\n");
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indent--;
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fprintf(server, "}\n");
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fprintf(server, "\n");
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write_function_stub( iface, func, *proc_offset );
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/* update proc_offset */
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func->procstring_offset = *proc_offset;
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@ -260,7 +269,10 @@ static void write_dispatchtable(type_t *iface)
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STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
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{
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var_t *func = stmt->u.var;
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print_server("%s_%s,\n", iface->name, get_name(func));
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if (is_interpreted_func( iface, func ))
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print_server("NdrServerCall,\n");
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else
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print_server("%s_%s,\n", iface->name, get_name(func));
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method_count++;
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}
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print_server("0\n");
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@ -288,7 +300,7 @@ static void write_routinetable(type_t *iface)
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{
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var_t *func = stmt->u.var;
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if (is_local( func->attrs )) continue;
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print_server( "(SERVER_ROUTINE)%s,\n", func->name );
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print_server( "(SERVER_ROUTINE)%s%s,\n", prefix_server, get_name(func));
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}
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indent--;
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print_server( "};\n\n" );
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@ -468,22 +480,25 @@ static void write_server_routines(const statement_list_t *stmts)
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unsigned int proc_offset = 0;
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int expr_eval_routines;
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write_exceptions( server );
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print_server("\n");
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print_server("struct __server_frame\n");
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print_server("{\n");
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print_server(" __DECL_EXCEPTION_FRAME\n");
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print_server(" MIDL_STUB_MESSAGE _StubMsg;\n");
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print_server("};\n");
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print_server("\n");
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print_server("static int __server_filter( struct __server_frame *__frame )\n");
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print_server( "{\n");
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print_server( " return (__frame->code == STATUS_ACCESS_VIOLATION) ||\n");
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print_server( " (__frame->code == STATUS_DATATYPE_MISALIGNMENT) ||\n");
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print_server( " (__frame->code == RPC_X_BAD_STUB_DATA) ||\n");
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print_server( " (__frame->code == RPC_S_INVALID_BOUND);\n");
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print_server( "}\n");
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||||
print_server( "\n");
|
||||
if (need_inline_stubs_file( stmts ))
|
||||
{
|
||||
write_exceptions( server );
|
||||
print_server("\n");
|
||||
print_server("struct __server_frame\n");
|
||||
print_server("{\n");
|
||||
print_server(" __DECL_EXCEPTION_FRAME\n");
|
||||
print_server(" MIDL_STUB_MESSAGE _StubMsg;\n");
|
||||
print_server("};\n");
|
||||
print_server("\n");
|
||||
print_server("static int __server_filter( struct __server_frame *__frame )\n");
|
||||
print_server( "{\n");
|
||||
print_server( " return (__frame->code == STATUS_ACCESS_VIOLATION) ||\n");
|
||||
print_server( " (__frame->code == STATUS_DATATYPE_MISALIGNMENT) ||\n");
|
||||
print_server( " (__frame->code == RPC_X_BAD_STUB_DATA) ||\n");
|
||||
print_server( " (__frame->code == RPC_S_INVALID_BOUND);\n");
|
||||
print_server( "}\n");
|
||||
print_server( "\n");
|
||||
}
|
||||
|
||||
write_formatstringsdecl(server, indent, stmts, need_stub);
|
||||
expr_eval_routines = write_expr_eval_routines(server, server_token);
|
||||
|
|
|
|||
Loading…
Reference in New Issue