368 lines
10 KiB
C
368 lines
10 KiB
C
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/*
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* IDL Compiler
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*
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* Copyright 2002 Ove Kaaven
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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 <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 "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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/* FIXME: support generation of stubless proxies */
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static void write_stubdesc(void)
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{
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fprintf(proxy, "const MIDL_STUB_DESC Object_StubDesc = {\n");
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fprintf(proxy, " 0,\n");
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fprintf(proxy, " NdrOleAllocate,\n");
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fprintf(proxy, " NdrOleFree,\n");
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fprintf(proxy, " {0}, 0, 0, 0, 0,\n");
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fprintf(proxy, " 0 /* __MIDL_TypeFormatString.Format */\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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}
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static void init_proxy(void)
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{
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if (proxy) return;
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proxy = fopen(proxy_name, "w");
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fprintf(proxy, "/*** Autogenerated by WIDL %s - Do not edit ***/\n", WIDL_FULLVERSION);
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fprintf(proxy, "#include \"rpcproxy.h\"\n");
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fprintf(proxy, "#include \"%s\"\n", header_name);
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fprintf(proxy, "\n");
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write_stubdesc();
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}
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static void gen_proxy(type_t *iface, func_t *cur, int idx)
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{
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var_t *def = cur->def;
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int has_ret = !is_void(def->type, def);
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write_type(proxy, def->type, def, def->tname);
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fprintf(proxy, " CALLBACK %s_", iface->name);
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write_name(proxy, def);
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fprintf(proxy, "_Proxy(\n");
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write_method_args(proxy, cur->args, iface->name);
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fprintf(proxy, ")\n");
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fprintf(proxy, "{\n");
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/* local variables */
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if (has_ret) {
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fprintf(proxy, " ");
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write_type(proxy, def->type, def, def->tname);
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fprintf(proxy, " _Ret;\n");
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}
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fprintf(proxy, " RPC_MESSAGE _Msg;\n");
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fprintf(proxy, " MIDL_STUB_MESSAGE _StubMsg;\n");
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fprintf(proxy, "\n");
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/* FIXME: trace */
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/* FIXME: clear output vars? */
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fprintf(proxy, " NdrProxyInitialize(This, &_Msg, &_StubMsg, &Object_StubDesc, %d);\n", idx);
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/* FIXME: size buffer */
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fprintf(proxy, " NdrProxyGetBuffer(This, &_StubMsg);\n");
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/* FIXME: marshall */
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fprintf(proxy, " NdrProxySendReceive(This, &_StubMsg);\n");
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/* FIXME: unmarshall */
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fprintf(proxy, " NdrProxyFreeBuffer(This, &_StubMsg);\n");
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if (has_ret) {
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fprintf(proxy, " return _Ret;\n");
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}
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fprintf(proxy, "}\n");
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fprintf(proxy, "\n");
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}
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static void gen_stub(type_t *iface, func_t *cur, char *cas)
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{
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var_t *def = cur->def;
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var_t *arg;
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int has_ret = !is_void(def->type, def);
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fprintf(proxy, "void __RPC_STUB %s_", iface->name);
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write_name(proxy, def);
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fprintf(proxy, "_Stub(\n");
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fprintf(proxy, " IRpcStubBuffer* This,\n");
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fprintf(proxy, " IRpcChannelBuffer* pRpcChannelBuffer,\n");
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fprintf(proxy, " PRPC_MESSAGE pRpcMessage,\n");
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fprintf(proxy, " DWORD* pdwStubPhase)\n");
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fprintf(proxy, "{\n");
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/* local variables */
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if (has_ret) {
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fprintf(proxy, " ");
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write_type(proxy, def->type, def, def->tname);
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fprintf(proxy, " _Ret;\n");
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}
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fprintf(proxy, " %s* _This = (%s*)((CStdStubBuffer*)This)->pvServerObject;\n", iface->name, iface->name);
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fprintf(proxy, " MIDL_STUB_MESSAGE _StubMsg;\n");
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arg = cur->args;
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while (arg) {
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fprintf(proxy, " ");
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write_type(proxy, arg->type, arg, arg->tname);
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fprintf(proxy, " ");
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write_name(proxy, arg);
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fprintf(proxy, ";\n");
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arg = NEXT_LINK(arg);
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}
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fprintf(proxy, "\n");
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/* FIXME: trace */
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/* FIXME: clear output vars? */
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fprintf(proxy, " NdrStubInitialize(pRpcMessage, &_StubMsg, &Object_StubDesc, pRpcChannelBuffer);\n");
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/* FIXME: unmarshall */
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fprintf(proxy, " *pdwStubPhase = STUB_CALL_SERVER;\n");
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fprintf(proxy, " ");
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if (has_ret) fprintf(proxy, "_Ret = ");
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fprintf(proxy, "%s_", iface->name);
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if (cas) fprintf(proxy, "%s_Stub", cas);
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else write_name(proxy, def);
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fprintf(proxy, "(_This");
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arg = cur->args;
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if (arg) {
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while (NEXT_LINK(arg)) arg = NEXT_LINK(arg);
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while (arg) {
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fprintf(proxy, ", ");
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write_name(proxy, arg);
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arg = PREV_LINK(arg);
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}
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}
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fprintf(proxy, ");\n");
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fprintf(proxy, " *pdwStubPhase = STUB_MARSHAL;\n");
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/* FIXME: size buffer */
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fprintf(proxy, " NdrStubGetBuffer(This, pRpcChannelBuffer, &_StubMsg);\n");
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/* FIXME: marshall */
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fprintf(proxy, "}\n");
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fprintf(proxy, "\n");
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}
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static int write_proxy_methods(type_t *iface)
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{
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func_t *cur = iface->funcs;
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int i = 0;
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while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
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if (iface->ref) i = write_proxy_methods(iface->ref);
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while (cur) {
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var_t *def = cur->def;
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if (!is_callas(def->attrs)) {
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if (i) fprintf(proxy, ",\n ");
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fprintf(proxy, "%s_", iface->name);
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write_name(proxy, def);
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fprintf(proxy, "_Proxy");
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i++;
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}
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cur = PREV_LINK(cur);
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}
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return i;
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}
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static int write_stub_methods(type_t *iface)
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{
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func_t *cur = iface->funcs;
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int i = 0;
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while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
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if (iface->ref) i = write_stub_methods(iface->ref);
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else return i; /* skip IUnknown */
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while (cur) {
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var_t *def = cur->def;
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if (!is_local(def->attrs)) {
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if (i) fprintf(proxy, ",\n");
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fprintf(proxy, " %s_", iface->name);
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write_name(proxy, def);
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fprintf(proxy, "_Stub");
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i++;
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}
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cur = PREV_LINK(cur);
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}
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return i;
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}
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typedef struct _if_list if_list;
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struct _if_list {
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type_t *iface;
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DECL_LINK(if_list)
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};
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if_list *if_first;
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void write_proxy(type_t *iface)
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{
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int midx = -1, stubs;
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func_t *cur = iface->funcs;
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if_list *if_cur;
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if (!cur) {
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yywarning("%s has no methods", iface->name);
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return;
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}
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while (NEXT_LINK(cur)) cur = NEXT_LINK(cur);
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/* FIXME: check for [oleautomation], shouldn't generate proxies/stubs if specified */
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init_proxy();
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if_cur = xmalloc(sizeof(if_list));
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if_cur->iface = iface;
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INIT_LINK(if_cur);
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LINK(if_cur, if_first);
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if_first = if_cur;
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fprintf(proxy, "/*****************************************************************************\n");
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fprintf(proxy, " * %s interface\n", iface->name);
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fprintf(proxy, " */\n");
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while (cur) {
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var_t *def = cur->def;
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if (!is_local(def->attrs)) {
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var_t *cas = is_callas(def->attrs);
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char *cname = cas ? cas->name : NULL;
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int idx = cur->idx;
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if (cname) {
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func_t *m = iface->funcs;
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while (m && strcmp(get_name(m->def), cname))
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m = NEXT_LINK(m);
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idx = m->idx;
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}
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gen_proxy(iface, cur, idx);
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gen_stub(iface, cur, cname);
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if (midx == -1) midx = idx;
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else if (midx != idx) yyerror("method index mismatch in write_proxy");
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midx++;
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}
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cur = PREV_LINK(cur);
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}
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/* proxy vtable */
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fprintf(proxy, "const CINTERFACE_PROXY_VTABLE(%d) %sProxyVtbl = {\n", midx, iface->name);
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fprintf(proxy, " {&IID_%s},\n", iface->name);
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fprintf(proxy, " {");
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write_proxy_methods(iface);
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fprintf(proxy, "}\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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/* stub vtable */
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fprintf(proxy, "static const PRPC_STUB_FUNCTION %s_table[] = {\n", iface->name);
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stubs = write_stub_methods(iface);
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fprintf(proxy, "\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "const CInterfaceStubVtbl %sStubVtbl = {\n", iface->name);
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fprintf(proxy, " {&IID_%s,\n", iface->name);
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fprintf(proxy, " 0,\n");
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fprintf(proxy, " %d,\n", stubs+3);
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fprintf(proxy, " &%s_table[-3]},\n", iface->name);
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fprintf(proxy, " {CStdStubBuffer_METHODS}\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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}
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void finish_proxy(void)
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{
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if_list *lcur = if_first;
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if_list *cur;
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int c;
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if (!lcur) return;
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while (NEXT_LINK(lcur)) lcur = NEXT_LINK(lcur);
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fprintf(proxy, "const CInterfaceProxyVtbl* _XXX_ProxyVtblList[] = {\n");
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cur = lcur;
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while (cur) {
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fprintf(proxy, " (CInterfaceProxyVtbl*)&%sProxyVtbl,\n", cur->iface->name);
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cur = PREV_LINK(cur);
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}
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fprintf(proxy, " 0\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "const CInterfaceStubVtbl* _XXX_StubVtblList[] = {\n");
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cur = lcur;
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while (cur) {
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fprintf(proxy, " (CInterfaceStubVtbl*)&%sStubVtbl,\n", cur->iface->name);
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cur = PREV_LINK(cur);
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}
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fprintf(proxy, " 0\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "const PCInterfaceName _XXX_InterfaceNamesList[] = {\n");
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cur = lcur;
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while (cur) {
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fprintf(proxy, " \"%s\",\n", cur->iface->name);
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cur = PREV_LINK(cur);
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}
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fprintf(proxy, " 0\n");
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fprintf(proxy, "};\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "#define _XXX_CHECK_IID(n) IID_GENERIC_CHECK_IID(_XXX, pIID, n)\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "int __stdcall _XXX_IID_Lookup(const IID* pIID, int* pIndex)\n");
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fprintf(proxy, "{\n");
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cur = lcur;
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c = 0;
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while (cur) {
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fprintf(proxy, " if (!_XXX_CHECK_IID(%d)) {\n", c);
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fprintf(proxy, " *pIndex = %d\n", c);
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fprintf(proxy, " return 1;\n");
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fprintf(proxy, " }\n");
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cur = PREV_LINK(cur);
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c++;
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}
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fprintf(proxy, " return 0;\n");
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fprintf(proxy, "}\n");
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fprintf(proxy, "\n");
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fprintf(proxy, "const ExtendedProxyFileInfo XXX_ProxyFileInfo = {\n");
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fprintf(proxy, " (PCInterfaceProxyVtblList*)&_XXX_ProxyVtblList,\n");
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fprintf(proxy, " (PCInterfaceStubVtblList*)&_XXX_StubVtblList,\n");
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|
fprintf(proxy, " (const PCInterfaceName*)&_XXX_InterfaceNamesList,\n");
|
||
|
|
fprintf(proxy, " 0,\n");
|
||
|
|
fprintf(proxy, " &_XXX_IID_Lookup,\n");
|
||
|
|
fprintf(proxy, " %d,\n", c);
|
||
|
|
fprintf(proxy, " 1\n");
|
||
|
|
fprintf(proxy, "};\n");
|
||
|
|
|
||
|
|
fclose(proxy);
|
||
|
|
}
|