widl: Replace erroneously removed current_func assignment.
[wine/winequartzdrv.git] / tools / widl / server.c
blobb293122168c0064eb6e7032d56fb5799c9727866
1 /*
2 * IDL Compiler
4 * Copyright 2005-2006 Eric Kohl
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "config.h"
22 #include "wine/port.h"
24 #include <stdio.h>
25 #include <stdlib.h>
26 #ifdef HAVE_UNISTD_H
27 # include <unistd.h>
28 #endif
29 #include <string.h>
30 #include <assert.h>
31 #include <ctype.h>
32 #include <signal.h>
34 #include "widl.h"
35 #include "utils.h"
36 #include "parser.h"
37 #include "header.h"
38 #include "windef.h"
40 #include "widl.h"
41 #include "typelib.h"
42 #include "typelib_struct.h"
43 #include "typegen.h"
45 static FILE* server;
46 static int indent = 0;
49 static int print_server(const char *format, ...)
51 va_list va;
52 int i, r;
54 va_start(va, format);
55 if (format[0] != '\n')
56 for (i = 0; i < indent; i++)
57 fprintf(server, " ");
58 r = vfprintf(server, format, va);
59 va_end(va);
60 return r;
64 static void write_parameters_init(const func_t *func)
66 const var_t *var;
68 if (!func->args)
69 return;
71 LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry )
72 if (var->type->type != RPC_FC_BIND_PRIMITIVE)
73 print_server("%s = 0;\n", var->name);
75 fprintf(server, "\n");
79 static void write_function_stubs(type_t *iface, unsigned int *proc_offset)
81 char *implicit_handle = get_attrp(iface->attrs, ATTR_IMPLICIT_HANDLE);
82 int explicit_handle = is_attr(iface->attrs, ATTR_EXPLICIT_HANDLE);
83 const func_t *func;
84 const var_t *var;
85 const var_t* explicit_handle_var;
87 if (!iface->funcs) return;
88 LIST_FOR_EACH_ENTRY( func, iface->funcs, const func_t, entry )
90 const var_t *def = func->def;
92 /* check for a defined binding handle */
93 explicit_handle_var = get_explicit_handle_var(func);
94 if (explicit_handle)
96 if (!explicit_handle_var)
98 error("%s() does not define an explicit binding handle!\n", def->name);
99 return;
102 else if (implicit_handle)
104 if (explicit_handle_var)
106 error("%s() must not define a binding handle!\n", def->name);
107 return;
111 fprintf(server, "void __RPC_STUB\n");
112 fprintf(server, "%s_", iface->name);
113 write_name(server, def);
114 fprintf(server, "(\n");
115 indent++;
116 print_server("PRPC_MESSAGE _pRpcMessage)\n");
117 indent--;
119 /* write the functions body */
120 fprintf(server, "{\n");
121 indent++;
123 /* Declare arguments */
124 declare_stub_args(server, indent, func);
126 print_server("MIDL_STUB_MESSAGE _StubMsg;\n");
127 print_server("RPC_STATUS _Status;\n");
128 fprintf(server, "\n");
131 print_server("((void)(_Status));\n");
132 print_server("NdrServerInitializeNew(\n");
133 indent++;
134 print_server("_pRpcMessage,\n");
135 print_server("&_StubMsg,\n");
136 print_server("&%s_StubDesc);\n", iface->name);
137 indent--;
138 fprintf(server, "\n");
140 write_parameters_init(func);
142 if (explicit_handle_var)
144 print_server("%s = _pRpcMessage->Handle;\n", explicit_handle_var->name);
145 fprintf(server, "\n");
148 print_server("RpcTryFinally\n");
149 print_server("{\n");
150 indent++;
151 print_server("RpcTryExcept\n");
152 print_server("{\n");
153 indent++;
155 if (func->args)
157 print_server("if ((_pRpcMessage->DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)\n");
158 indent++;
159 print_server("NdrConvert(\n");
160 indent++;
161 print_server("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
162 print_server("(PFORMAT_STRING)&__MIDL_ProcFormatString.Format[%u]);\n", *proc_offset);
163 indent -= 2;
164 fprintf(server, "\n");
166 /* unmarshall arguments */
167 write_remoting_arguments(server, indent, func, PASS_IN, PHASE_UNMARSHAL);
170 print_server("if (_StubMsg.Buffer > _StubMsg.BufferEnd)\n");
171 print_server("{\n");
172 indent++;
173 print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
174 indent--;
175 print_server("}\n");
176 indent--;
177 print_server("}\n");
178 print_server("RpcExcept(RPC_BAD_STUB_DATA_EXCEPTION_FILTER)\n");
179 print_server("{\n");
180 indent++;
181 print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
182 indent--;
183 print_server("}\n");
184 print_server("RpcEndExcept\n");
185 fprintf(server, "\n");
187 /* Assign 'out' arguments */
188 assign_stub_out_args(server, indent, func);
190 /* Call the real server function */
191 if (!is_void(def->type))
192 print_server("_RetVal = ");
193 else
194 print_server("");
195 write_prefix_name(server, prefix_server, def);
197 if (func->args)
199 int first_arg = 1;
201 fprintf(server, "(\n");
202 indent++;
203 LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry )
205 if (first_arg)
206 first_arg = 0;
207 else
208 fprintf(server, ",\n");
209 print_server("");
210 if (var->array)
211 fprintf(server, "*");
212 write_name(server, var);
214 fprintf(server, ");\n");
215 indent--;
217 else
219 fprintf(server, "();\n");
222 if (has_out_arg_or_return(func))
224 write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_BUFFERSIZE);
226 print_server("_pRpcMessage->BufferLength = _StubMsg.BufferLength;\n");
227 fprintf(server, "\n");
228 print_server("_Status = I_RpcGetBuffer(_pRpcMessage);\n");
229 print_server("if (_Status)\n");
230 indent++;
231 print_server("RpcRaiseException(_Status);\n");
232 indent--;
233 fprintf(server, "\n");
234 print_server("_StubMsg.Buffer = (unsigned char *)_pRpcMessage->Buffer;\n");
235 fprintf(server, "\n");
238 /* marshall arguments */
239 write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_MARSHAL);
241 /* marshall the return value */
242 if (!is_void(def->type))
243 print_phase_basetype(server, indent, PHASE_MARSHAL, PASS_RETURN, def, "_RetVal");
245 indent--;
246 print_server("}\n");
247 print_server("RpcFinally\n");
248 print_server("{\n");
249 indent++;
251 write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_FREE);
253 indent--;
254 print_server("}\n");
255 print_server("RpcEndFinally\n");
257 /* calculate buffer length */
258 fprintf(server, "\n");
259 print_server("_pRpcMessage->BufferLength =\n");
260 indent++;
261 print_server("(unsigned int)(_StubMsg.Buffer - (unsigned char *)_pRpcMessage->Buffer);\n");
262 indent--;
263 indent--;
264 fprintf(server, "}\n");
265 fprintf(server, "\n");
267 /* update proc_offset */
268 *proc_offset += get_size_procformatstring_func( func );
273 static void write_dispatchtable(type_t *iface)
275 unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
276 unsigned long method_count = 0;
277 const func_t *func;
279 print_server("static RPC_DISPATCH_FUNCTION %s_table[] =\n", iface->name);
280 print_server("{\n");
281 indent++;
283 if (iface->funcs) LIST_FOR_EACH_ENTRY( func, iface->funcs, const func_t, entry )
285 var_t *def = func->def;
287 print_server("%s_", iface->name);
288 write_name(server, def);
289 fprintf(server, ",\n");
291 method_count++;
293 print_server("0\n");
294 indent--;
295 print_server("};\n");
296 print_server("RPC_DISPATCH_TABLE %s_v%d_%d_DispatchTable =\n", iface->name, LOWORD(ver), HIWORD(ver));
297 print_server("{\n");
298 indent++;
299 print_server("%u,\n", method_count);
300 print_server("%s_table\n", iface->name);
301 indent--;
302 print_server("};\n");
303 fprintf(server, "\n");
307 static void write_stubdescdecl(type_t *iface)
309 print_server("static const MIDL_STUB_DESC %s_StubDesc;\n", iface->name);
310 fprintf(server, "\n");
314 static void write_stubdescriptor(type_t *iface, int expr_eval_routines)
316 print_server("static const MIDL_STUB_DESC %s_StubDesc =\n", iface->name);
317 print_server("{\n");
318 indent++;
319 print_server("(void *)& %s___RpcServerInterface,\n", iface->name);
320 print_server("MIDL_user_allocate,\n");
321 print_server("MIDL_user_free,\n");
322 print_server("{\n");
323 indent++;
324 print_server("0,\n");
325 indent--;
326 print_server("},\n");
327 print_server("0,\n");
328 print_server("0,\n");
329 if (expr_eval_routines)
330 print_server("ExprEvalRoutines,\n");
331 else
332 print_server("0,\n");
333 print_server("0,\n");
334 print_server("__MIDL_TypeFormatString.Format,\n");
335 print_server("1, /* -error bounds_check flag */\n");
336 print_server("0x10001, /* Ndr library version */\n");
337 print_server("0,\n");
338 print_server("0x50100a4, /* MIDL Version 5.1.164 */\n");
339 print_server("0,\n");
340 print_server("0,\n");
341 print_server("0, /* notify & notify_flag routine table */\n");
342 print_server("1, /* Flags */\n");
343 print_server("0, /* Reserved3 */\n");
344 print_server("0, /* Reserved4 */\n");
345 print_server("0 /* Reserved5 */\n");
346 indent--;
347 print_server("};\n");
348 fprintf(server, "\n");
352 static void write_serverinterfacedecl(type_t *iface)
354 unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
355 UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
356 const str_list_t *endpoints = get_attrp(iface->attrs, ATTR_ENDPOINT);
358 if (endpoints) write_endpoints( server, iface->name, endpoints );
360 print_server("extern RPC_DISPATCH_TABLE %s_v%d_%d_DispatchTable;\n", iface->name, LOWORD(ver), HIWORD(ver));
361 fprintf(server, "\n");
362 print_server("static const RPC_SERVER_INTERFACE %s___RpcServerInterface =\n", iface->name );
363 print_server("{\n");
364 indent++;
365 print_server("sizeof(RPC_SERVER_INTERFACE),\n");
366 print_server("{{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",
367 uuid->Data1, uuid->Data2, uuid->Data3, uuid->Data4[0], uuid->Data4[1],
368 uuid->Data4[2], uuid->Data4[3], uuid->Data4[4], uuid->Data4[5], uuid->Data4[6],
369 uuid->Data4[7], LOWORD(ver), HIWORD(ver));
370 print_server("{{0x8a885d04,0x1ceb,0x11c9,{0x9f,0xe8,0x08,0x00,0x2b,0x10,0x48,0x60}},{2,0}},\n"); /* FIXME */
371 print_server("&%s_v%d_%d_DispatchTable,\n", iface->name, LOWORD(ver), HIWORD(ver));
372 if (endpoints)
374 print_server("%u,\n", list_count(endpoints));
375 print_server("(PRPC_PROTSEQ_ENDPOINT)%s__RpcProtseqEndpoint,\n", iface->name);
377 else
379 print_server("0,\n");
380 print_server("0,\n");
382 print_server("0,\n");
383 print_server("0,\n");
384 print_server("0,\n");
385 indent--;
386 print_server("};\n");
387 if (old_names)
388 print_server("RPC_IF_HANDLE %s_ServerIfHandle = (RPC_IF_HANDLE)& %s___RpcServerInterface;\n",
389 iface->name, iface->name);
390 else
391 print_server("RPC_IF_HANDLE %s%s_v%d_%d_s_ifspec = (RPC_IF_HANDLE)& %s___RpcServerInterface;\n",
392 prefix_server, iface->name, LOWORD(ver), HIWORD(ver), iface->name);
393 fprintf(server, "\n");
397 static void init_server(void)
399 if (server)
400 return;
401 if (!(server = fopen(server_name, "w")))
402 error("Could not open %s for output\n", server_name);
404 print_server("/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", PACKAGE_VERSION, input_name);
405 print_server("#include <string.h>\n");
406 fprintf(server, "\n");
407 print_server("#include \"%s\"\n", header_name);
408 fprintf(server, "\n");
412 void write_server(ifref_list_t *ifaces)
414 unsigned int proc_offset = 0;
415 ifref_t *iface;
417 if (!do_server)
418 return;
419 if (do_everything && !ifaces)
420 return;
422 init_server();
423 if (!server)
424 return;
426 write_formatstringsdecl(server, indent, ifaces, 0);
428 if (ifaces) LIST_FOR_EACH_ENTRY( iface, ifaces, ifref_t, entry )
430 if (is_object(iface->iface->attrs) || is_local(iface->iface->attrs))
431 continue;
433 fprintf(server, "/*****************************************************************************\n");
434 fprintf(server, " * %s interface\n", iface->iface->name);
435 fprintf(server, " */\n");
436 fprintf(server, "\n");
438 if (iface->iface->funcs)
440 int expr_eval_routines;
442 write_serverinterfacedecl(iface->iface);
443 write_stubdescdecl(iface->iface);
445 write_function_stubs(iface->iface, &proc_offset);
447 print_server("#if !defined(__RPC_WIN32__)\n");
448 print_server("#error Invalid build platform for this stub.\n");
449 print_server("#endif\n");
451 fprintf(server, "\n");
453 expr_eval_routines = write_expr_eval_routines(server, iface->iface->name);
454 if (expr_eval_routines)
455 write_expr_eval_routine_list(server, iface->iface->name);
457 write_stubdescriptor(iface->iface, expr_eval_routines);
458 write_dispatchtable(iface->iface);
462 fprintf(server, "\n");
464 write_procformatstring(server, ifaces, 0);
465 write_typeformatstring(server, ifaces, 0);
467 fclose(server);