Sweden-Number/tools/widl/proxy.c

852 lines
26 KiB
C
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/*
* IDL Compiler
*
* Copyright 2002 Ove Kaaven
* Copyright 2004 Mike McCormack
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <string.h>
#include <ctype.h>
#include "widl.h"
#include "utils.h"
#include "parser.h"
#include "header.h"
#include "typegen.h"
#include "expr.h"
#define END_OF_LIST(list) \
do { \
if (list) { \
while (NEXT_LINK(list)) \
list = NEXT_LINK(list); \
} \
} while(0)
static FILE* proxy;
static int indent = 0;
/* FIXME: support generation of stubless proxies */
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static void print_proxy( const char *format, ... )
{
va_list va;
va_start( va, format );
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print( proxy, indent, format, va );
va_end( va );
}
static void write_stubdescproto(void)
{
print_proxy( "static const MIDL_STUB_DESC Object_StubDesc;\n");
print_proxy( "\n");
}
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static void write_stubdesc(int expr_eval_routines)
{
print_proxy( "static const MIDL_STUB_DESC Object_StubDesc =\n{\n");
indent++;
print_proxy( "0,\n");
print_proxy( "NdrOleAllocate,\n");
print_proxy( "NdrOleFree,\n");
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print_proxy( "{0}, 0, 0, %s, 0,\n", expr_eval_routines ? "ExprEvalRoutines" : "0");
print_proxy( "__MIDL_TypeFormatString.Format,\n");
print_proxy( "1, /* -error bounds_check flag */\n");
print_proxy( "0x10001, /* Ndr library version */\n");
print_proxy( "0,\n");
print_proxy( "0x50100a4, /* MIDL Version 5.1.164 */\n");
print_proxy( "0,\n");
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print_proxy("%s,\n", list_empty(&user_type_list) ? "0" : "UserMarshalRoutines");
print_proxy( "0, /* notify & notify_flag routine table */\n");
print_proxy( "1, /* Flags */\n");
print_proxy( "0, /* Reserved3 */\n");
print_proxy( "0, /* Reserved4 */\n");
print_proxy( "0 /* Reserved5 */\n");
indent--;
print_proxy( "};\n");
print_proxy( "\n");
}
static void init_proxy(const statement_list_t *stmts)
{
if (proxy) return;
if(!(proxy = fopen(proxy_name, "w")))
error("Could not open %s for output\n", proxy_name);
print_proxy( "/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", PACKAGE_VERSION, input_name);
print_proxy( "\n");
print_proxy( "#ifndef __REDQ_RPCPROXY_H_VERSION__\n");
print_proxy( "#define __REQUIRED_RPCPROXY_H_VERSION__ 440\n");
print_proxy( "#endif /* __REDQ_RPCPROXY_H_VERSION__ */\n");
print_proxy( "\n");
print_proxy( "#define __midl_proxy\n");
print_proxy( "#include \"objbase.h\"\n");
print_proxy( "#include \"rpcproxy.h\"\n");
print_proxy( "#ifndef __RPCPROXY_H_VERSION__\n");
print_proxy( "#error This code needs a newer version of rpcproxy.h\n");
print_proxy( "#endif /* __RPCPROXY_H_VERSION__ */\n");
print_proxy( "\n");
print_proxy( "#include \"%s\"\n", header_name);
print_proxy( "\n");
print_proxy( "#ifndef USE_COMPILER_EXCEPTIONS\n");
print_proxy( "\n");
print_proxy( "#include \"wine/exception.h\"\n");
print_proxy( "#undef RpcTryExcept\n");
print_proxy( "#undef RpcExcept\n");
print_proxy( "#undef RpcEndExcept\n");
print_proxy( "#undef RpcTryFinally\n");
print_proxy( "#undef RpcFinally\n");
print_proxy( "#undef RpcEndFinally\n");
print_proxy( "#undef RpcExceptionCode\n");
print_proxy( "\n");
print_proxy( "struct __proxy_frame\n");
print_proxy( "{\n");
print_proxy( " EXCEPTION_REGISTRATION_RECORD frame;\n");
print_proxy( " sigjmp_buf jmp;\n");
print_proxy( " DWORD code;\n");
print_proxy( " MIDL_STUB_MESSAGE *stub;\n");
print_proxy( " void *this;\n");
print_proxy( " int fullptr;\n");
print_proxy( "};\n");
print_proxy( "\n");
print_proxy("static void __proxy_finally_handler( struct __proxy_frame *frame )\n");
print_proxy( "{\n");
print_proxy( " if (frame->fullptr) NdrFullPointerXlatFree( frame->stub->FullPtrXlatTables );\n");
print_proxy( " if (frame->this) NdrProxyFreeBuffer( frame->this, frame->stub );\n" );
print_proxy( "}\n\n");
print_proxy( "static DWORD __proxy_exception_handler( EXCEPTION_RECORD *record,\n");
print_proxy( " EXCEPTION_REGISTRATION_RECORD *frame,\n");
print_proxy( " CONTEXT *context,\n");
print_proxy( " EXCEPTION_REGISTRATION_RECORD **pdispatcher )\n");
print_proxy( "{\n");
print_proxy( " struct __proxy_frame *proxy_frame = (struct __proxy_frame *)frame;\n");
print_proxy( "\n");
print_proxy( " if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND | EH_NESTED_CALL))\n");
print_proxy( " {\n" );
print_proxy( " if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND))\n");
print_proxy( " __proxy_finally_handler( proxy_frame );\n");
print_proxy( " return ExceptionContinueSearch;\n");
print_proxy( " }\n" );
print_proxy( " if (proxy_frame->stub->dwStubPhase == PROXY_SENDRECEIVE)\n");
print_proxy( " return ExceptionContinueSearch;\n");
print_proxy( "\n");
print_proxy( " proxy_frame->code = record->ExceptionCode;\n");
print_proxy( " __wine_rtl_unwind( frame, record );\n");
print_proxy( " __proxy_finally_handler( proxy_frame );\n");
print_proxy( " __wine_pop_frame( frame );\n");
print_proxy( " siglongjmp( proxy_frame->jmp, 1 );\n");
print_proxy( "}\n");
print_proxy( "\n");
print_proxy( "#define RpcTryExcept \\\n");
print_proxy( " do { \\\n");
print_proxy( " struct __proxy_frame __proxy_frame; \\\n");
print_proxy( " __proxy_frame.frame.Handler = __proxy_exception_handler; \\\n");
print_proxy( " __proxy_frame.stub = &_StubMsg; \\\n");
print_proxy( " if (!sigsetjmp( __proxy_frame.jmp, 0 )) \\\n");
print_proxy( " { \\\n");
print_proxy( " __wine_push_frame( &__proxy_frame.frame ); \\\n");
print_proxy( " {\n");
print_proxy( "\n");
print_proxy( "#define RpcExcept(expr) \\\n");
print_proxy( " } \\\n");
print_proxy( " __wine_pop_frame( &__proxy_frame.frame ); \\\n");
print_proxy( " } \\\n");
print_proxy( " else \\\n");
print_proxy( " {\n");
print_proxy( "\n");
print_proxy( "#define RpcEndExcept \\\n");
print_proxy( " } \\\n");
print_proxy( " } while(0);\n");
print_proxy( "\n");
print_proxy( "#define RpcExceptionCode() (__proxy_frame.code)\n");
print_proxy( "\n");
print_proxy( "#define RpcTryFinallyProxy(ptr) \\\n");
print_proxy(" __proxy_frame.this = This; \\\n");
print_proxy(" __proxy_frame.fullptr = ptr;\n");
print_proxy( "\n");
print_proxy( "#define RpcFinallyProxy \\\n");
print_proxy(" __proxy_frame.this = 0; \\\n");
print_proxy(" __proxy_frame.fullptr = 0;\n");
print_proxy( "\n");
print_proxy( "#define RpcTryFinallyStub\n");
print_proxy( "\n");
print_proxy( "#define RpcFinallyStub\n");
print_proxy( "\n");
print_proxy( "#define RpcEndFinally\n");
print_proxy( "\n");
print_proxy( "#else /* USE_COMPILER_EXCEPTIONS */\n");
print_proxy( "\n");
print_proxy( "#define RpcTryFinallyProxy(ptr) RpcTryFinally\n");
print_proxy( "#define RpcTryFinallyStub RpcTryFinally\n");
print_proxy( "#define RpcFinallyProxy RpcFinally\n");
print_proxy( "#define RpcFinallyStub RpcFinally\n");
print_proxy( "\n");
print_proxy( "#endif /* USE_COMPILER_EXCEPTIONS */\n");
print_proxy( "\n");
write_formatstringsdecl(proxy, indent, stmts, need_proxy);
write_stubdescproto();
}
static void clear_output_vars( const var_list_t *args )
{
const var_t *arg;
if (!args) return;
LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry )
{
if (is_attr(arg->attrs, ATTR_OUT) && !is_attr(arg->attrs, ATTR_IN)) {
print_proxy( "if(%s)\n", arg->name );
indent++;
print_proxy( "MIDL_memset( %s, 0, sizeof( *%s ));\n", arg->name, arg->name );
indent--;
}
}
}
int is_var_ptr(const var_t *v)
{
return is_ptr(v->type);
}
int cant_be_null(const var_t *v)
{
/* Search backwards for the most recent pointer attribute. */
const attr_list_t *attrs = v->attrs;
const type_t *type = v->type;
/* context handles have their own checking so they can be null for the
* purposes of null ref pointer checking */
if (is_aliaschain_attr(type, ATTR_CONTEXTHANDLE))
return 0;
if (! attrs && type)
{
attrs = type->attrs;
type = type->ref;
}
while (attrs)
{
int t = get_attrv(attrs, ATTR_POINTERTYPE);
if (t == RPC_FC_FP || t == RPC_FC_OP || t == RPC_FC_UP)
return 0;
if (t == RPC_FC_RP)
return 1;
if (type)
{
attrs = type->attrs;
type = type->ref;
}
else
attrs = NULL;
}
return 1; /* Default is RPC_FC_RP. */
}
static void proxy_check_pointers( const var_list_t *args )
{
const var_t *arg;
if (!args) return;
LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry )
{
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if (is_var_ptr(arg) && cant_be_null(arg)) {
print_proxy( "if(!%s)\n", arg->name );
indent++;
print_proxy( "RpcRaiseException(RPC_X_NULL_REF_POINTER);\n");
indent--;
}
}
}
static void free_variable( const var_t *arg )
{
unsigned int type_offset = arg->type->typestring_offset;
expr_t *iid;
type_t *type = arg->type;
expr_t *size = get_size_is_expr(type, arg->name);
if (size)
{
print_proxy( "_StubMsg.MaxCount = " );
write_expr(proxy, size, 0, 1, NULL, NULL);
fprintf(proxy, ";\n\n");
print_proxy( "NdrClearOutParameters( &_StubMsg, ");
fprintf(proxy, "&__MIDL_TypeFormatString.Format[%u], ", type_offset );
fprintf(proxy, "(void*)%s );\n", arg->name );
return;
}
switch( type->type )
{
case RPC_FC_BYTE:
case RPC_FC_CHAR:
case RPC_FC_WCHAR:
case RPC_FC_SHORT:
case RPC_FC_USHORT:
case RPC_FC_ENUM16:
case RPC_FC_LONG:
case RPC_FC_ULONG:
case RPC_FC_ENUM32:
case RPC_FC_STRUCT:
break;
case RPC_FC_FP:
case RPC_FC_IP:
iid = get_attrp( arg->attrs, ATTR_IIDIS );
if( iid )
{
print_proxy( "_StubMsg.MaxCount = (unsigned long) " );
write_expr(proxy, iid, 1, 1, NULL, NULL);
print_proxy( ";\n\n" );
}
print_proxy( "NdrClearOutParameters( &_StubMsg, ");
fprintf(proxy, "&__MIDL_TypeFormatString.Format[%u], ", type_offset );
fprintf(proxy, "(void*)%s );\n", arg->name );
break;
default:
print_proxy("/* FIXME: %s code for %s type %d missing */\n", __FUNCTION__, arg->name, type->type );
}
}
static void proxy_free_variables( var_list_t *args )
{
const var_t *arg;
if (!args) return;
LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry )
if (is_attr(arg->attrs, ATTR_OUT))
{
free_variable( arg );
fprintf(proxy, "\n");
}
}
static void gen_proxy(type_t *iface, const func_t *cur, int idx,
unsigned int proc_offset)
{
var_t *def = cur->def;
int has_ret = !is_void(get_func_return_type(cur));
int has_full_pointer = is_full_pointer_function(cur);
const char *callconv = get_attrp(def->type->attrs, ATTR_CALLCONV);
if (!callconv) callconv = "";
indent = 0;
write_type_decl_left(proxy, get_func_return_type(cur));
print_proxy( " %s %s_%s_Proxy(\n", callconv, iface->name, get_name(def));
write_args(proxy, cur->args, iface->name, 1, TRUE);
print_proxy( ")\n");
print_proxy( "{\n");
indent ++;
/* local variables */
if (has_ret) {
print_proxy( "" );
write_type_decl_left(proxy, get_func_return_type(cur));
print_proxy( " _RetVal;\n");
}
print_proxy( "RPC_MESSAGE _RpcMessage;\n" );
print_proxy( "MIDL_STUB_MESSAGE _StubMsg;\n" );
if (has_ret) {
if (decl_indirect(get_func_return_type(cur)))
print_proxy("void *_p_%s = &%s;\n",
"_RetVal", "_RetVal");
}
print_proxy( "\n");
if (has_full_pointer)
write_full_pointer_init(proxy, indent, cur, FALSE);
/* FIXME: trace */
clear_output_vars( cur->args );
print_proxy( "RpcTryExcept\n" );
print_proxy( "{\n" );
indent++;
print_proxy( "NdrProxyInitialize(This, &_RpcMessage, &_StubMsg, &Object_StubDesc, %d);\n", idx);
proxy_check_pointers( cur->args );
print_proxy( "RpcTryFinallyProxy(%d)\n", has_full_pointer );
print_proxy( "{\n" );
indent++;
write_remoting_arguments(proxy, indent, cur, PASS_IN, PHASE_BUFFERSIZE);
print_proxy( "NdrProxyGetBuffer(This, &_StubMsg);\n" );
write_remoting_arguments(proxy, indent, cur, PASS_IN, PHASE_MARSHAL);
print_proxy( "NdrProxySendReceive(This, &_StubMsg);\n" );
fprintf(proxy, "\n");
print_proxy( "_StubMsg.BufferStart = _RpcMessage.Buffer;\n" );
print_proxy( "_StubMsg.BufferEnd = _StubMsg.BufferStart + _RpcMessage.BufferLength;\n\n" );
print_proxy("if ((_RpcMessage.DataRepresentation & 0xffff) != NDR_LOCAL_DATA_REPRESENTATION)\n");
indent++;
print_proxy("NdrConvert( &_StubMsg, &__MIDL_ProcFormatString.Format[%u]);\n", proc_offset );
indent--;
fprintf(proxy, "\n");
write_remoting_arguments(proxy, indent, cur, PASS_OUT, PHASE_UNMARSHAL);
if (has_ret)
{
if (decl_indirect(get_func_return_type(cur)))
print_proxy("MIDL_memset(&%s, 0, sizeof(%s));\n", "_RetVal", "_RetVal");
else if (is_ptr(get_func_return_type(cur)) || is_array(get_func_return_type(cur)))
print_proxy("%s = 0;\n", "_RetVal");
write_remoting_arguments(proxy, indent, cur, PASS_RETURN, PHASE_UNMARSHAL);
}
indent--;
print_proxy( "}\n");
print_proxy( "RpcFinallyProxy\n" );
print_proxy( "{\n" );
indent++;
if (has_full_pointer)
write_full_pointer_free(proxy, indent, cur);
print_proxy( "NdrProxyFreeBuffer(This, &_StubMsg);\n" );
indent--;
print_proxy( "}\n");
print_proxy( "RpcEndFinally\n" );
indent--;
print_proxy( "}\n" );
print_proxy( "RpcExcept(_StubMsg.dwStubPhase != PROXY_SENDRECEIVE)\n" );
print_proxy( "{\n" );
if (has_ret) {
indent++;
proxy_free_variables( cur->args );
print_proxy( "_RetVal = NdrProxyErrorHandler(RpcExceptionCode());\n" );
indent--;
}
print_proxy( "}\n" );
print_proxy( "RpcEndExcept\n" );
if (has_ret) {
print_proxy( "return _RetVal;\n" );
}
indent--;
print_proxy( "}\n");
print_proxy( "\n");
}
static void gen_stub(type_t *iface, const func_t *cur, const char *cas,
unsigned int proc_offset)
{
var_t *def = cur->def;
const var_t *arg;
int has_ret = !is_void(get_func_return_type(cur));
int has_full_pointer = is_full_pointer_function(cur);
indent = 0;
print_proxy( "void __RPC_STUB %s_%s_Stub(\n", iface->name, get_name(def));
indent++;
print_proxy( "IRpcStubBuffer* This,\n");
print_proxy( "IRpcChannelBuffer *_pRpcChannelBuffer,\n");
print_proxy( "PRPC_MESSAGE _pRpcMessage,\n");
print_proxy( "DWORD* _pdwStubPhase)\n");
indent--;
print_proxy( "{\n");
indent++;
print_proxy("%s * _This = (%s*)((CStdStubBuffer*)This)->pvServerObject;\n", iface->name, iface->name);
print_proxy("MIDL_STUB_MESSAGE _StubMsg;\n");
declare_stub_args( proxy, indent, cur );
fprintf(proxy, "\n");
/* FIXME: trace */
print_proxy("NdrStubInitialize(_pRpcMessage, &_StubMsg, &Object_StubDesc, _pRpcChannelBuffer);\n");
fprintf(proxy, "\n");
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write_parameters_init(proxy, indent, cur);
print_proxy("RpcTryFinallyStub\n");
print_proxy("{\n");
indent++;
if (has_full_pointer)
write_full_pointer_init(proxy, indent, cur, TRUE);
print_proxy("if ((_pRpcMessage->DataRepresentation & 0xffff) != NDR_LOCAL_DATA_REPRESENTATION)\n");
indent++;
print_proxy("NdrConvert( &_StubMsg, &__MIDL_ProcFormatString.Format[%u]);\n", proc_offset );
indent--;
fprintf(proxy, "\n");
write_remoting_arguments(proxy, indent, cur, PASS_IN, PHASE_UNMARSHAL);
fprintf(proxy, "\n");
assign_stub_out_args( proxy, indent, cur );
print_proxy("*_pdwStubPhase = STUB_CALL_SERVER;\n");
fprintf(proxy, "\n");
print_proxy("");
if (has_ret) fprintf(proxy, "_RetVal = ");
if (cas) fprintf(proxy, "%s_%s_Stub", iface->name, cas);
else fprintf(proxy, "_This->lpVtbl->%s", get_name(def));
fprintf(proxy, "(_This");
if (cur->args)
{
LIST_FOR_EACH_ENTRY( arg, cur->args, const var_t, entry )
fprintf(proxy, ", %s%s", arg->type->declarray ? "*" : "", get_name(arg));
}
fprintf(proxy, ");\n");
fprintf(proxy, "\n");
print_proxy("*_pdwStubPhase = STUB_MARSHAL;\n");
fprintf(proxy, "\n");
write_remoting_arguments(proxy, indent, cur, PASS_OUT, PHASE_BUFFERSIZE);
if (!is_void(get_func_return_type(cur)))
write_remoting_arguments(proxy, indent, cur, PASS_RETURN, PHASE_BUFFERSIZE);
print_proxy("NdrStubGetBuffer(This, _pRpcChannelBuffer, &_StubMsg);\n");
write_remoting_arguments(proxy, indent, cur, PASS_OUT, PHASE_MARSHAL);
fprintf(proxy, "\n");
/* marshall the return value */
if (!is_void(get_func_return_type(cur)))
write_remoting_arguments(proxy, indent, cur, PASS_RETURN, PHASE_MARSHAL);
indent--;
print_proxy("}\n");
print_proxy("RpcFinallyStub\n");
print_proxy("{\n");
write_remoting_arguments(proxy, indent+1, cur, PASS_OUT, PHASE_FREE);
if (has_full_pointer)
write_full_pointer_free(proxy, indent, cur);
print_proxy("}\n");
print_proxy("RpcEndFinally\n");
print_proxy("_pRpcMessage->BufferLength = _StubMsg.Buffer - (unsigned char *)_pRpcMessage->Buffer;\n");
indent--;
print_proxy("}\n");
print_proxy("\n");
}
static int write_proxy_methods(type_t *iface, int skip)
{
const func_t *cur;
int i = 0;
if (iface->ref) i = write_proxy_methods(iface->ref, iface->ref->ref != NULL);
if (iface->funcs) LIST_FOR_EACH_ENTRY( cur, iface->funcs, const func_t, entry ) {
var_t *def = cur->def;
if (!is_callas(def->attrs)) {
if (i) fprintf(proxy, ",\n");
if (skip) print_proxy( "0 /* %s_%s_Proxy */", iface->name, get_name(def));
else print_proxy( "%s_%s_Proxy", iface->name, get_name(def));
i++;
}
}
return i;
}
static int write_stub_methods(type_t *iface, int skip)
{
const func_t *cur;
int i = 0;
if (iface->ref) i = write_stub_methods(iface->ref, TRUE);
else return i; /* skip IUnknown */
if (iface->funcs) LIST_FOR_EACH_ENTRY( cur, iface->funcs, const func_t, entry ) {
var_t *def = cur->def;
if (!is_local(def->attrs)) {
if (i) fprintf(proxy,",\n");
if (skip) print_proxy("STUB_FORWARDING_FUNCTION");
else print_proxy( "%s_%s_Stub", iface->name, get_name(def));
i++;
}
}
return i;
}
static void write_proxy(type_t *iface, unsigned int *proc_offset)
{
int midx = -1, stubs;
const func_t *cur;
if (!iface->funcs) return;
/* FIXME: check for [oleautomation], shouldn't generate proxies/stubs if specified */
fprintf(proxy, "/*****************************************************************************\n");
fprintf(proxy, " * %s interface\n", iface->name);
fprintf(proxy, " */\n");
LIST_FOR_EACH_ENTRY( cur, iface->funcs, const func_t, entry )
{
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const var_t *def = cur->def;
if (!is_local(def->attrs)) {
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const var_t *cas = is_callas(def->attrs);
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const char *cname = cas ? cas->name : NULL;
int idx = cur->idx;
if (cname) {
const func_t *m;
LIST_FOR_EACH_ENTRY( m, iface->funcs, const func_t, entry )
if (!strcmp(m->def->name, cname))
{
idx = m->idx;
break;
}
}
gen_proxy(iface, cur, idx, *proc_offset);
gen_stub(iface, cur, cname, *proc_offset);
*proc_offset += get_size_procformatstring_func( cur );
if (midx == -1) midx = idx;
else if (midx != idx) error("method index mismatch in write_proxy\n");
midx++;
}
}
/* proxy vtable */
print_proxy( "static const CINTERFACE_PROXY_VTABLE(%d) _%sProxyVtbl =\n", midx, iface->name);
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print_proxy( "{\n");
indent++;
print_proxy( "{\n", iface->name);
indent++;
print_proxy( "&IID_%s,\n", iface->name);
indent--;
print_proxy( "},\n");
print_proxy( "{\n");
indent++;
write_proxy_methods(iface, FALSE);
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fprintf(proxy, "\n");
indent--;
print_proxy( "}\n");
indent--;
print_proxy( "};\n");
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fprintf(proxy, "\n\n");
/* stub vtable */
print_proxy( "static const PRPC_STUB_FUNCTION %s_table[] =\n", iface->name);
print_proxy( "{\n");
indent++;
stubs = write_stub_methods(iface, FALSE);
fprintf(proxy, "\n");
indent--;
fprintf(proxy, "};\n");
print_proxy( "\n");
print_proxy( "static const CInterfaceStubVtbl _%sStubVtbl =\n", iface->name);
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print_proxy( "{\n");
indent++;
print_proxy( "{\n");
indent++;
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print_proxy( "&IID_%s,\n", iface->name);
print_proxy( "0,\n");
print_proxy( "%d,\n", stubs+3);
print_proxy( "&%s_table[-3],\n", iface->name);
indent--;
print_proxy( "},\n", iface->name);
print_proxy( "{\n");
indent++;
print_proxy( "CStdStubBuffer_METHODS\n");
indent--;
print_proxy( "}\n");
indent--;
print_proxy( "};\n");
print_proxy( "\n");
}
static int does_any_iface(const statement_list_t *stmts, type_pred_t pred)
{
const statement_t *stmt;
if (stmts)
LIST_FOR_EACH_ENTRY(stmt, stmts, const statement_t, entry)
{
if (stmt->type == STMT_LIBRARY)
{
if (does_any_iface(stmt->u.lib->stmts, pred))
return TRUE;
}
else if (stmt->type == STMT_TYPE && stmt->u.type->type == RPC_FC_IP)
{
if (pred(stmt->u.type))
return TRUE;
}
}
return FALSE;
}
int need_proxy(const type_t *iface)
{
return is_object(iface->attrs) && !is_local(iface->attrs);
}
int need_stub(const type_t *iface)
{
return !is_object(iface->attrs) && !is_local(iface->attrs);
}
int need_proxy_file(const statement_list_t *stmts)
{
return does_any_iface(stmts, need_proxy);
}
int need_stub_files(const statement_list_t *stmts)
{
return does_any_iface(stmts, need_stub);
}
static void write_proxy_stmts(const statement_list_t *stmts, unsigned int *proc_offset)
{
const statement_t *stmt;
if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, const statement_t, entry )
{
if (stmt->type == STMT_LIBRARY)
write_proxy_stmts(stmt->u.lib->stmts, proc_offset);
else if (stmt->type == STMT_TYPE && stmt->u.type->type == RPC_FC_IP)
{
if (need_proxy(stmt->u.type))
write_proxy(stmt->u.type, proc_offset);
}
}
}
static void write_proxy_iface_name_format(const statement_list_t *stmts, const char *format)
{
const statement_t *stmt;
if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, const statement_t, entry )
{
if (stmt->type == STMT_LIBRARY)
write_proxy_iface_name_format(stmt->u.lib->stmts, format);
else if (stmt->type == STMT_TYPE && stmt->u.type->type == RPC_FC_IP)
{
type_t *iface = stmt->u.type;
if (iface->ref && iface->funcs && need_proxy(iface))
fprintf(proxy, format, iface->name);
}
}
}
static void write_iid_lookup(const statement_list_t *stmts, const char *file_id, int *c)
{
const statement_t *stmt;
if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, const statement_t, entry )
{
if (stmt->type == STMT_LIBRARY)
write_iid_lookup(stmt->u.lib->stmts, file_id, c);
else if (stmt->type == STMT_TYPE && stmt->u.type->type == RPC_FC_IP)
{
type_t *iface = stmt->u.type;
if(iface->ref && iface->funcs && need_proxy(iface))
{
fprintf(proxy, " if (!_%s_CHECK_IID(%d))\n", file_id, *c);
fprintf(proxy, " {\n");
fprintf(proxy, " *pIndex = %d;\n", *c);
fprintf(proxy, " return 1;\n");
fprintf(proxy, " }\n");
(*c)++;
}
}
}
}
void write_proxies(const statement_list_t *stmts)
{
2007-10-27 00:33:13 +02:00
int expr_eval_routines;
char *file_id = proxy_token;
int c;
unsigned int proc_offset = 0;
if (!do_proxies) return;
if (do_everything && !need_proxy_file(stmts)) return;
init_proxy(stmts);
if(!proxy) return;
write_proxy_stmts(stmts, &proc_offset);
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expr_eval_routines = write_expr_eval_routines(proxy, proxy_token);
if (expr_eval_routines)
write_expr_eval_routine_list(proxy, proxy_token);
2007-06-14 01:13:04 +02:00
write_user_quad_list(proxy);
2007-10-27 00:33:13 +02:00
write_stubdesc(expr_eval_routines);
print_proxy( "#if !defined(__RPC_WIN32__)\n");
print_proxy( "#error Currently only Wine and WIN32 are supported.\n");
print_proxy( "#endif\n");
print_proxy( "\n");
write_procformatstring(proxy, stmts, need_proxy);
write_typeformatstring(proxy, stmts, need_proxy);
fprintf(proxy, "static const CInterfaceProxyVtbl* const _%s_ProxyVtblList[] =\n", file_id);
fprintf(proxy, "{\n");
write_proxy_iface_name_format(stmts, " (const CInterfaceProxyVtbl*)&_%sProxyVtbl,\n");
fprintf(proxy, " 0\n");
fprintf(proxy, "};\n");
fprintf(proxy, "\n");
fprintf(proxy, "static const CInterfaceStubVtbl* const _%s_StubVtblList[] =\n", file_id);
fprintf(proxy, "{\n");
write_proxy_iface_name_format(stmts, " (const CInterfaceStubVtbl*)&_%sStubVtbl,\n");
fprintf(proxy, " 0\n");
fprintf(proxy, "};\n");
fprintf(proxy, "\n");
fprintf(proxy, "static PCInterfaceName const _%s_InterfaceNamesList[] =\n", file_id);
fprintf(proxy, "{\n");
write_proxy_iface_name_format(stmts, " \"%s\",\n");
fprintf(proxy, " 0\n");
fprintf(proxy, "};\n");
fprintf(proxy, "\n");
fprintf(proxy, "#define _%s_CHECK_IID(n) IID_GENERIC_CHECK_IID(_%s, pIID, n)\n", file_id, file_id);
fprintf(proxy, "\n");
fprintf(proxy, "int __stdcall _%s_IID_Lookup(const IID* pIID, int* pIndex)\n", file_id);
fprintf(proxy, "{\n");
c = 0;
write_iid_lookup(stmts, file_id, &c);
fprintf(proxy, " return 0;\n");
fprintf(proxy, "}\n");
fprintf(proxy, "\n");
fprintf(proxy, "const ExtendedProxyFileInfo %s_ProxyFileInfo =\n", file_id);
fprintf(proxy, "{\n");
fprintf(proxy, " (const PCInterfaceProxyVtblList*)&_%s_ProxyVtblList,\n", file_id);
fprintf(proxy, " (const PCInterfaceStubVtblList*)&_%s_StubVtblList,\n", file_id);
fprintf(proxy, " _%s_InterfaceNamesList,\n", file_id);
fprintf(proxy, " 0,\n");
fprintf(proxy, " &_%s_IID_Lookup,\n", file_id);
fprintf(proxy, " %d,\n", c);
fprintf(proxy, " 1,\n");
fprintf(proxy, " 0,\n");
fprintf(proxy, " 0,\n");
fprintf(proxy, " 0,\n");
fprintf(proxy, " 0\n");
fprintf(proxy, "};\n");
fclose(proxy);
}