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wine/tools/widl/client.c
Eric Kohl 6744d4e3ea widl: Support multiple interfaces per file.
2005-12-12 12:11:44 +01:00

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