ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
Sweden-Number/tools/widl/server.c

511 lines
17 KiB
C
Raw Blame History

/*
* IDL Compiler
*
* Copyright 2005-2006 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., 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"
static FILE* server;
static int indent = 0;
static void print_server(const char *format, ...)
{
va_list va;
va_start(va, format);
print(server, indent, format, va);
va_end(va);
}
static void write_function_stubs(type_t *iface, unsigned int *proc_offset)
{
const func_t *func;
const var_t *var;
const var_t* explicit_handle_var;
if (!iface->funcs) return;
LIST_FOR_EACH_ENTRY( func, iface->funcs, const func_t, entry )
{
const var_t *def = func->def;
int has_full_pointer = is_full_pointer_function(func);
/* check for a defined binding handle */
explicit_handle_var = get_explicit_handle_var(func);
fprintf(server, "void __RPC_STUB\n");
fprintf(server, "%s_", iface->name);
write_name(server, def);
fprintf(server, "(\n");
indent++;
print_server("PRPC_MESSAGE _pRpcMessage)\n");
indent--;
/* write the functions body */
fprintf(server, "{\n");
indent++;
/* Declare arguments */
declare_stub_args(server, indent, func);
print_server("MIDL_STUB_MESSAGE _StubMsg;\n");
print_server("RPC_STATUS _Status;\n");
fprintf(server, "\n");
print_server("((void)(_Status));\n");
print_server("NdrServerInitializeNew(\n");
indent++;
print_server("_pRpcMessage,\n");
print_server("&_StubMsg,\n");
print_server("&%s_StubDesc);\n", iface->name);
indent--;
fprintf(server, "\n");
write_parameters_init(server, indent, func);
if (explicit_handle_var)
{
print_server("%s = _pRpcMessage->Handle;\n", explicit_handle_var->name);
fprintf(server, "\n");
}
print_server("RpcTryFinally\n");
print_server("{\n");
indent++;
print_server("RpcTryExcept\n");
print_server("{\n");
indent++;
if (has_full_pointer)
write_full_pointer_init(server, indent, func, TRUE);
if (func->args)
{
print_server("if ((_pRpcMessage->DataRepresentation & 0x0000FFFFUL) != NDR_LOCAL_DATA_REPRESENTATION)\n");
indent++;
print_server("NdrConvert(\n");
indent++;
print_server("(PMIDL_STUB_MESSAGE)&_StubMsg,\n");
print_server("(PFORMAT_STRING)&__MIDL_ProcFormatString.Format[%u]);\n", *proc_offset);
indent -= 2;
fprintf(server, "\n");
/* unmarshall arguments */
write_remoting_arguments(server, indent, func, PASS_IN, PHASE_UNMARSHAL);
}
print_server("if (_StubMsg.Buffer > _StubMsg.BufferEnd)\n");
print_server("{\n");
indent++;
print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
indent--;
print_server("}\n");
indent--;
print_server("}\n");
print_server("RpcExcept(RPC_BAD_STUB_DATA_EXCEPTION_FILTER)\n");
print_server("{\n");
indent++;
print_server("RpcRaiseException(RPC_X_BAD_STUB_DATA);\n");
indent--;
print_server("}\n");
print_server("RpcEndExcept\n");
fprintf(server, "\n");
/* Assign 'out' arguments */
assign_stub_out_args(server, indent, func);
/* Call the real server function */
if (!is_void(get_func_return_type(func)))
print_server("_RetVal = ");
else
print_server("");
write_prefix_name(server, prefix_server, def);
if (func->args)
{
int first_arg = 1;
fprintf(server, "(\n");
indent++;
LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry )
{
if (first_arg)
first_arg = 0;
else
fprintf(server, ",\n");
if (is_context_handle(var->type))
{
/* if the context_handle attribute appears in the chain of types
* without pointers being followed, then the context handle must
* be direct, otherwise it is a pointer */
int is_ch_ptr = is_aliaschain_attr(var->type, ATTR_CONTEXTHANDLE) ? FALSE : TRUE;
print_server("(");
write_type_decl_left(server, var->type);
fprintf(server, ")%sNDRSContextValue(%s)", is_ch_ptr ? "" : "*", var->name);
}
else
{
print_server("");
if (var->type->declarray)
fprintf(server, "*");
write_name(server, var);
}
}
fprintf(server, ");\n");
indent--;
}
else
{
fprintf(server, "();\n");
}
if (has_out_arg_or_return(func))
{
write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_BUFFERSIZE);
if (!is_void(get_func_return_type(func)))
write_remoting_arguments(server, indent, func, PASS_RETURN, PHASE_BUFFERSIZE);
print_server("_pRpcMessage->BufferLength = _StubMsg.BufferLength;\n");
fprintf(server, "\n");
print_server("_Status = I_RpcGetBuffer(_pRpcMessage);\n");
print_server("if (_Status)\n");
indent++;
print_server("RpcRaiseException(_Status);\n");
indent--;
fprintf(server, "\n");
print_server("_StubMsg.Buffer = (unsigned char *)_pRpcMessage->Buffer;\n");
fprintf(server, "\n");
}
/* marshall arguments */
write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_MARSHAL);
/* marshall the return value */
if (!is_void(get_func_return_type(func)))
write_remoting_arguments(server, indent, func, PASS_RETURN, PHASE_MARSHAL);
indent--;
print_server("}\n");
print_server("RpcFinally\n");
print_server("{\n");
indent++;
write_remoting_arguments(server, indent, func, PASS_OUT, PHASE_FREE);
if (has_full_pointer)
write_full_pointer_free(server, indent, func);
indent--;
print_server("}\n");
print_server("RpcEndFinally\n");
/* calculate buffer length */
fprintf(server, "\n");
print_server("_pRpcMessage->BufferLength =\n");
indent++;
print_server("(unsigned int)(_StubMsg.Buffer - (unsigned char *)_pRpcMessage->Buffer);\n");
indent--;
indent--;
fprintf(server, "}\n");
fprintf(server, "\n");
/* update proc_offset */
*proc_offset += get_size_procformatstring_func( func );
}
}
static void write_dispatchtable(type_t *iface)
{
unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
unsigned long method_count = 0;
const func_t *func;
print_server("static RPC_DISPATCH_FUNCTION %s_table[] =\n", iface->name);
print_server("{\n");
indent++;
if (iface->funcs) LIST_FOR_EACH_ENTRY( func, iface->funcs, const func_t, entry )
{
var_t *def = func->def;
print_server("%s_", iface->name);
write_name(server, def);
fprintf(server, ",\n");
method_count++;
}
print_server("0\n");
indent--;
print_server("};\n");
print_server("RPC_DISPATCH_TABLE %s_v%d_%d_DispatchTable =\n", iface->name, MAJORVERSION(ver), MINORVERSION(ver));
print_server("{\n");
indent++;
print_server("%u,\n", method_count);
print_server("%s_table\n", iface->name);
indent--;
print_server("};\n");
fprintf(server, "\n");
}
static void write_stubdescdecl(type_t *iface)
{
print_server("static const MIDL_STUB_DESC %s_StubDesc;\n", iface->name);
fprintf(server, "\n");
}
static void write_stubdescriptor(type_t *iface, int expr_eval_routines)
{
print_server("static const MIDL_STUB_DESC %s_StubDesc =\n", iface->name);
print_server("{\n");
indent++;
print_server("(void *)& %s___RpcServerInterface,\n", iface->name);
print_server("MIDL_user_allocate,\n");
print_server("MIDL_user_free,\n");
print_server("{\n");
indent++;
print_server("0,\n");
indent--;
print_server("},\n");
print_server("0,\n");
print_server("0,\n");
if (expr_eval_routines)
print_server("ExprEvalRoutines,\n");
else
print_server("0,\n");
print_server("0,\n");
print_server("__MIDL_TypeFormatString.Format,\n");
print_server("1, /* -error bounds_check flag */\n");
print_server("0x10001, /* Ndr library version */\n");
print_server("0,\n");
print_server("0x50100a4, /* MIDL Version 5.1.164 */\n");
print_server("0,\n");
print_server("%s,\n", list_empty(&user_type_list) ? "0" : "UserMarshalRoutines");
print_server("0, /* notify & notify_flag routine table */\n");
print_server("1, /* Flags */\n");
print_server("0, /* Reserved3 */\n");
print_server("0, /* Reserved4 */\n");
print_server("0 /* Reserved5 */\n");
indent--;
print_server("};\n");
fprintf(server, "\n");
}
static void write_serverinterfacedecl(type_t *iface)
{
unsigned long ver = get_attrv(iface->attrs, ATTR_VERSION);
UUID *uuid = get_attrp(iface->attrs, ATTR_UUID);
const str_list_t *endpoints = get_attrp(iface->attrs, ATTR_ENDPOINT);
if (endpoints) write_endpoints( server, iface->name, endpoints );
print_server("extern RPC_DISPATCH_TABLE %s_v%d_%d_DispatchTable;\n", iface->name, MAJORVERSION(ver), MINORVERSION(ver));
fprintf(server, "\n");
print_server("static const RPC_SERVER_INTERFACE %s___RpcServerInterface =\n", iface->name );
print_server("{\n");
indent++;
print_server("sizeof(RPC_SERVER_INTERFACE),\n");
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",
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], MAJORVERSION(ver), MINORVERSION(ver));
print_server("{{0x8a885d04,0x1ceb,0x11c9,{0x9f,0xe8,0x08,0x00,0x2b,0x10,0x48,0x60}},{2,0}},\n"); /* FIXME */
print_server("&%s_v%d_%d_DispatchTable,\n", iface->name, MAJORVERSION(ver), MINORVERSION(ver));
if (endpoints)
{
print_server("%u,\n", list_count(endpoints));
print_server("(PRPC_PROTSEQ_ENDPOINT)%s__RpcProtseqEndpoint,\n", iface->name);
}
else
{
print_server("0,\n");
print_server("0,\n");
}
print_server("0,\n");
print_server("0,\n");
print_server("0,\n");
indent--;
print_server("};\n");
if (old_names)
print_server("RPC_IF_HANDLE %s_ServerIfHandle = (RPC_IF_HANDLE)& %s___RpcServerInterface;\n",
iface->name, iface->name);
else
print_server("RPC_IF_HANDLE %s%s_v%d_%d_s_ifspec = (RPC_IF_HANDLE)& %s___RpcServerInterface;\n",
prefix_server, iface->name, MAJORVERSION(ver), MINORVERSION(ver), iface->name);
fprintf(server, "\n");
}
static void init_server(void)
{
if (server)
return;
if (!(server = fopen(server_name, "w")))
error("Could not open %s for output\n", server_name);
print_server("/*** Autogenerated by WIDL %s from %s - Do not edit ***/\n", PACKAGE_VERSION, input_name);
print_server("#include <string.h>\n");
fprintf(server, "\n");
print_server("#include \"%s\"\n", header_name);
print_server("\n");
print_server("#ifndef USE_COMPILER_EXCEPTIONS\n");
print_server("\n");
print_server("#include \"wine/exception.h\"\n");
print_server("#undef RpcTryExcept\n");
print_server("#undef RpcExcept\n");
print_server("#undef RpcEndExcept\n");
print_server("#undef RpcExceptionCode\n");
print_server("\n");
print_server( "struct __server_frame\n");
print_server( "{\n");
print_server( " EXCEPTION_REGISTRATION_RECORD frame;\n");
print_server( " sigjmp_buf jmp;\n");
print_server( "};\n");
print_server( "\n");
print_server("static DWORD __server_exception_handler( EXCEPTION_RECORD *record,\n");
print_server(" EXCEPTION_REGISTRATION_RECORD *frame,\n");
print_server(" CONTEXT *context,\n");
print_server(" EXCEPTION_REGISTRATION_RECORD **pdispatcher )\n");
print_server("{\n");
print_server(" struct __server_frame *server_frame = (struct __server_frame *)frame;\n");
print_server("\n");
print_server(" if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND | EH_NESTED_CALL))\n");
print_server(" return ExceptionContinueSearch;\n");
print_server("\n");
print_server(" if (record->ExceptionCode != STATUS_ACCESS_VIOLATION &&\n");
print_server(" record->ExceptionCode != STATUS_DATATYPE_MISALIGNMENT &&\n");
print_server(" record->ExceptionCode != RPC_X_BAD_STUB_DATA &&\n");
print_server(" record->ExceptionCode != RPC_S_INVALID_BOUND)\n");
print_server(" return ExceptionContinueSearch;\n");
print_server("\n");
print_server(" __wine_rtl_unwind( frame, record );\n");
print_server(" __wine_pop_frame( frame );\n");
print_server(" siglongjmp( server_frame->jmp, 1 );\n");
print_server("}\n");
print_server("#define RpcTryExcept \\\n");
print_server(" do { \\\n");
print_server(" struct __server_frame __server_frame; \\\n");
print_server(" __server_frame.frame.Handler = __server_exception_handler; \\\n");
print_server(" if (!sigsetjmp( __server_frame.jmp, 0 )) \\\n");
print_server(" { \\\n");
print_server(" __wine_push_frame( &__server_frame.frame ); \\\n");
print_server(" {\n");
print_server("\n");
print_server("#define RpcExcept(expr) \\\n");
print_server(" } \\\n");
print_server(" __wine_pop_frame( &__server_frame.frame ); \\\n");
print_server(" } \\\n");
print_server(" else \\\n");
print_server(" {\n");
print_server("\n");
print_server("#define RpcEndExcept \\\n");
print_server(" } \\\n");
print_server(" } while(0);\n");
print_server("\n");
print_server("#endif /* USE_COMPILER_EXCEPTIONS */\n");
print_server("\n");
}
static void write_server_stmts(const statement_list_t *stmts, int expr_eval_routines, 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_server_stmts(stmt->u.lib->stmts, expr_eval_routines, proc_offset);
else if (stmt->type == STMT_TYPE && stmt->u.type->type == RPC_FC_IP)
{
type_t *iface = stmt->u.type;
if (!need_stub(iface))
continue;
fprintf(server, "/*****************************************************************************\n");
fprintf(server, " * %s interface\n", iface->name);
fprintf(server, " */\n");
fprintf(server, "\n");
if (iface->funcs)
{
write_serverinterfacedecl(iface);
write_stubdescdecl(iface);
write_function_stubs(iface, proc_offset);
print_server("#if !defined(__RPC_WIN32__)\n");
print_server("#error Invalid build platform for this stub.\n");
print_server("#endif\n");
fprintf(server, "\n");
write_stubdescriptor(iface, expr_eval_routines);
write_dispatchtable(iface);
}
}
}
}
void write_server(const statement_list_t *stmts)
{
unsigned int proc_offset = 0;
int expr_eval_routines;
if (!do_server)
return;
if (do_everything && !need_stub_files(stmts))
return;
init_server();
if (!server)
return;
write_formatstringsdecl(server, indent, stmts, need_stub);
expr_eval_routines = write_expr_eval_routines(server, server_token);
if (expr_eval_routines)
write_expr_eval_routine_list(server, server_token);
write_user_quad_list(server);
write_server_stmts(stmts, expr_eval_routines, &proc_offset);
fprintf(server, "\n");
write_procformatstring(server, stmts, need_stub);
write_typeformatstring(server, stmts, need_stub);
fclose(server);
}
Reference in New Issue View Git Blame Copy Permalink