495 lines
14 KiB
C
495 lines
14 KiB
C
/*
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* IDL Compiler
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*
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* Copyright 2005 Eric Kohl
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <assert.h>
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#include <ctype.h>
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#include <signal.h>
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#include "windef.h"
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#include "widl.h"
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#include "utils.h"
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#include "parser.h"
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#include "header.h"
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#include "widltypes.h"
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#include "typelib.h"
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#include "typelib_struct.h"
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#include "typegen.h"
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#define END_OF_LIST(list) \
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do { \
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if (list) { \
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while (NEXT_LINK(list)) \
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list = NEXT_LINK(list); \
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} \
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} while(0)
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static FILE* client;
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static int indent = 0;
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static int print_client( const char *format, ... )
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{
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va_list va;
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int i, r;
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va_start(va, format);
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for (i = 0; i < indent; i++)
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fprintf(client, " ");
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r = vfprintf(client, format, va);
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va_end(va);
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return r;
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}
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static void print_message_buffer_size(func_t *func)
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{
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unsigned int total_size = 0;
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if (func->args)
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{
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var_t *var = func->args;
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while (NEXT_LINK(var)) var = NEXT_LINK(var);
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while (var)
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{
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unsigned int alignment;
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total_size += get_required_buffer_size(var, &alignment);
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total_size += alignment;
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var = PREV_LINK(var);
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}
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}
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fprintf(client, " %u", total_size);
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}
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static void write_function_stubs(type_t *iface)
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{
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func_t *func = iface->funcs;
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char *implicit_handle = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
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int explicit_handle = is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE);
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var_t *var;
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int method_count = 0;
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unsigned int proc_offset = 0;
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unsigned int type_offset = 2;
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while (NEXT_LINK(func)) func = NEXT_LINK(func);
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while (func)
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{
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var_t *def = func->def;
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var_t* explicit_handle_var;
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/* check for a defined binding handle */
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explicit_handle_var = get_explicit_handle_var(func);
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if (explicit_handle)
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{
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if (!explicit_handle_var)
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{
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error("%s() does not define an explicit binding handle!\n", def->name);
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return;
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}
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}
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else if (implicit_handle)
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{
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if (explicit_handle_var)
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{
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error("%s() must not define a binding handle!\n", def->name);
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return;
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}
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}
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write_type(client, def->type, def, def->tname);
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fprintf(client, " ");
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write_name(client, def);
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fprintf(client, "(\n");
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indent++;
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if (func->args)
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write_args(client, func->args, iface->name, 0, TRUE);
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else
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print_client("void");
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fprintf(client, ")\n");
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indent--;
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/* write the functions body */
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fprintf(client, "{\n");
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indent++;
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/* declare return value '_RetVal' */
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if (!is_void(def->type, NULL))
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{
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print_client("");
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write_type(client, def->type, def, def->tname);
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fprintf(client, " _RetVal;\n");
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}
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if (implicit_handle || explicit_handle_var)
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print_client("RPC_BINDING_HANDLE _Handle = 0;\n");
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print_client("RPC_MESSAGE _RpcMessage;\n");
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print_client("MIDL_STUB_MESSAGE _StubMsg;\n");
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fprintf(client, "\n");
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print_client("RpcTryFinally\n");
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print_client("{\n");
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indent++;
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print_client("NdrClientInitializeNew(\n");
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indent++;
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print_client("(PRPC_MESSAGE)&_RpcMessage,\n");
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print_client("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
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print_client("(PMIDL_STUB_DESC)&%s_StubDesc,\n", iface->name);
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print_client("%d);\n", method_count);
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indent--;
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fprintf(client, "\n");
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if (implicit_handle)
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{
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print_client("_Handle = %s;\n", implicit_handle);
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fprintf(client, "\n");
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}
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else if (explicit_handle_var)
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{
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print_client("_Handle = %s;\n", explicit_handle_var->name);
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fprintf(client, "\n");
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}
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/* emit the message buffer size */
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print_client("_StubMsg.BufferLength =");
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print_message_buffer_size(func);
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fprintf(client, ";\n");
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print_client("NdrGetBuffer(\n");
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indent++;
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print_client("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
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print_client("_StubMsg.BufferLength,\n");
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if (implicit_handle || explicit_handle_var)
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print_client("_Handle);\n");
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else
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print_client("%s__MIDL_AutoBindHandle);\n", iface->name);
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indent--;
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fprintf(client, "\n");
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/* marshal arguments */
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marshall_arguments(client, indent, func, &type_offset, PASS_IN);
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/* send/receive message */
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/* print_client("NdrNsSendReceive(\n"); */
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/* print_client("(unsigned char *)_StubMsg.Buffer,\n"); */
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/* print_client("(RPC_BINDING_HANDLE *) &%s__MIDL_AutoBindHandle);\n", iface->name); */
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print_client("NdrSendReceive(\n");
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indent++;
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print_client("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
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print_client("(unsigned char *)_StubMsg.Buffer);\n\n");
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indent--;
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print_client("_StubMsg.BufferStart = (unsigned char *)_RpcMessage.Buffer;\n");
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print_client("_StubMsg.BufferEnd = _StubMsg.BufferStart + _RpcMessage.BufferLength;\n\n");
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unmarshall_arguments(client, indent, func, &type_offset, PASS_OUT);
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/* unmarshal return value */
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if (!is_void(def->type, NULL))
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{
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fprintf(client, "\n");
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print_client("if ((_RpcMessage.DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)\n");
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indent++;
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print_client("NdrConvert(\n");
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indent++;
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print_client("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
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print_client("(PFORMAT_STRING)&__MIDL_ProcFormatString.Format[%u]);\n", proc_offset);
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indent -= 2;
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fprintf(client, "\n");
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print_client("_RetVal = *(");
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write_type(client, def->type, def, def->tname);
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fprintf(client, " *)_StubMsg.Buffer;\n");
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fprintf(client, "_StubMsg.Buffer += sizeof(");
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write_type(client, def->type, def, def->tname);
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fprintf(client, ");\n");
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}
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/* update proc_offset */
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if (func->args)
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{
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var = func->args;
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while (NEXT_LINK(var)) var = NEXT_LINK(var);
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while (var)
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{
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proc_offset += get_size_procformatstring_var(var);
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var = PREV_LINK(var);
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}
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}
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if (!is_void(def->type, NULL))
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proc_offset += get_size_procformatstring_var(def);
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indent--;
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print_client("}\n");
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print_client("RpcFinally\n");
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print_client("{\n");
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indent++;
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/* FIXME: emit client finally code */
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print_client("NdrFreeBuffer((PMIDL_STUB_MESSAGE)&_StubMsg);\n");
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indent--;
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print_client("}\n");
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print_client("RpcEndFinally\n");
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/* emit return code */
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if (!is_void(def->type, NULL))
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{
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fprintf(client, "\n");
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print_client("return _RetVal;\n");
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}
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indent--;
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fprintf(client, "}\n");
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fprintf(client, "\n");
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method_count++;
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func = PREV_LINK(func);
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}
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}
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static void write_bindinghandledecl(type_t *iface)
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{
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print_client("static RPC_BINDING_HANDLE %s__MIDL_AutoBindHandle;\n", iface->name);
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fprintf(client, "\n");
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}
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static void write_stubdescdecl(type_t *iface)
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{
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print_client("extern const MIDL_STUB_DESC %s_StubDesc;\n", iface->name);
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fprintf(client, "\n");
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}
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static void write_stubdescriptor(type_t *iface)
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{
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char *implicit_handle = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
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print_client("static const MIDL_STUB_DESC %s_StubDesc =\n", iface->name);
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print_client("{\n");
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indent++;
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print_client("(void *)& %s___RpcClientInterface,\n", iface->name);
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print_client("MIDL_user_allocate,\n");
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print_client("MIDL_user_free,\n");
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if (implicit_handle)
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print_client("&%s,\n", implicit_handle);
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else
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print_client("&%s__MIDL_AutoBindHandle,\n", iface->name);
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("__MIDL_TypeFormatString.Format,\n");
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print_client("1, /* -error bounds_check flag */\n");
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print_client("0x10001, /* Ndr library version */\n");
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print_client("0,\n");
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print_client("0x50100a4, /* MIDL Version 5.1.164 */\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("0, /* notify & notify_flag routine table */\n");
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print_client("1, /* Flags */\n");
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print_client("0, /* Reserved3 */\n");
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print_client("0, /* Reserved4 */\n");
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print_client("0 /* Reserved5 */\n");
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indent--;
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print_client("};\n");
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fprintf(client, "\n");
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}
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static void write_clientinterfacedecl(type_t *iface)
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{
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unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
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UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
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print_client("static const RPC_CLIENT_INTERFACE %s___RpcClientInterface =\n", iface->name );
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print_client("{\n");
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indent++;
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print_client("sizeof(RPC_CLIENT_INTERFACE),\n");
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print_client("{{0x%08lx,0x%04x,0x%04x,{0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x,0x%02x}},{%d,%d}},\n",
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uuid->Data1, uuid->Data2, uuid->Data3, uuid->Data4[0], uuid->Data4[1],
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uuid->Data4[2], uuid->Data4[3], uuid->Data4[4], uuid->Data4[5], uuid->Data4[6],
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uuid->Data4[7], LOWORD(ver), HIWORD(ver));
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print_client("{{0x8a885d04,0x1ceb,0x11c9,{0x9f,0xe8,0x08,0x00,0x2b,0x10,0x48,0x60}},{2,0}},\n"); /* FIXME */
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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print_client("0,\n");
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indent--;
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print_client("};\n");
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print_client("RPC_IF_HANDLE %s_v%d_%d_c_ifspec = (RPC_IF_HANDLE)& %s___RpcClientInterface;\n",
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iface->name, LOWORD(ver), HIWORD(ver), iface->name);
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fprintf(client, "\n");
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}
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static void write_formatdesc( const char *str )
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{
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print_client("typedef struct _MIDL_%s_FORMAT_STRING\n", str );
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print_client("{\n");
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indent++;
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print_client("short Pad;\n");
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print_client("unsigned char Format[%s_FORMAT_STRING_SIZE];\n", str);
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indent--;
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print_client("} MIDL_%s_FORMAT_STRING;\n", str);
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print_client("\n");
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}
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static void write_formatstringsdecl(type_t *iface)
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{
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int byte_count = 1;
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print_client("#define TYPE_FORMAT_STRING_SIZE %d\n", 3); /* FIXME */
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/* determine the proc format string size */
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if (iface->funcs)
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{
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func_t *func = iface->funcs;
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while (NEXT_LINK(func)) func = NEXT_LINK(func);
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while (func)
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{
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/* argument list size */
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if (func->args)
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{
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var_t *var = func->args;
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while (NEXT_LINK(var)) var = NEXT_LINK(var);
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while (var)
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{
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byte_count += 2; /* FIXME: determine real size */
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var = PREV_LINK(var);
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}
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}
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/* return value size */
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byte_count += 2; /* FIXME: determine real size */
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func = PREV_LINK(func);
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}
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}
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print_client("#define PROC_FORMAT_STRING_SIZE %d\n", byte_count);
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fprintf(client, "\n");
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write_formatdesc("TYPE");
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write_formatdesc("PROC");
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fprintf(client, "\n");
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print_client("extern const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString;\n");
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print_client("extern const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString;\n");
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print_client("\n");
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}
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static void write_implicithandledecl(type_t *iface)
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{
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char *implicit_handle = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
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if (implicit_handle)
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{
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fprintf(client, "handle_t %s;\n", implicit_handle);
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fprintf(client, "\n");
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}
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}
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static void init_client(void)
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{
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if (client) return;
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if (!(client = fopen(client_name, "w")))
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error("Could not open %s for output\n", client_name);
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print_client("/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", WIDL_FULLVERSION, input_name);
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print_client("#include <string.h>\n");
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print_client("#ifdef _ALPHA_\n");
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print_client("#include <stdarg.h>\n");
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print_client("#endif\n");
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fprintf(client, "\n");
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print_client("#include \"%s\"\n", header_name);
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fprintf(client, "\n");
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}
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void write_client(ifref_t *ifaces)
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{
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ifref_t *iface = ifaces;
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if (!do_client)
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return;
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if (!iface)
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return;
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END_OF_LIST(iface);
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init_client();
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if (!client)
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return;
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while (iface)
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{
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fprintf(client, "/*****************************************************************************\n");
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fprintf(client, " * %s interface\n", iface->iface->name);
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fprintf(client, " */\n");
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fprintf(client, "\n");
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if (iface->iface->funcs)
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{
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write_formatstringsdecl(iface->iface);
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write_implicithandledecl(iface->iface);
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write_clientinterfacedecl(iface->iface);
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write_stubdescdecl(iface->iface);
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write_bindinghandledecl(iface->iface);
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write_function_stubs(iface->iface);
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write_stubdescriptor(iface->iface);
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}
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print_client("#if !defined(__RPC_WIN32__)\n");
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print_client("#error Invalid build platform for this stub.\n");
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print_client("#endif\n");
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fprintf(client, "\n");
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write_procformatstring(client, iface->iface);
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write_typeformatstring(client, iface->iface);
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fprintf(client, "\n");
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iface = PREV_LINK(iface);
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}
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fclose(client);
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}
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