mirror of
git://source.winehq.org/git/wine.git
synced 2024-11-02 20:18:28 +00:00
0f273c17ff
Make it an unsigned int to save some space on Win64, if we need to transfer more than 4Gb over the server pipe something is seriously wrong.
373 lines
11 KiB
Perl
Executable file
373 lines
11 KiB
Perl
Executable file
#! /usr/bin/perl -w
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#
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# Build the server/trace.c and server/request.h files
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# from the contents of include/wine/server.h.
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#
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# Copyright (C) 1998 Alexandre Julliard
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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#
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use strict;
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my %formats =
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(
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"int" => "%d",
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"short int" => "%d",
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"char" => "%c",
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"unsigned char" => "%02x",
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"unsigned short"=> "%04x",
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"unsigned int" => "%08x",
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"unsigned long" => "%lx",
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"void*" => "%p",
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"time_t" => "%ld (long)",
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"size_t" => "%lu (unsigned long)",
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"data_size_t" => "%u",
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"obj_handle_t" => "%p",
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"atom_t" => "%04x",
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"user_handle_t" => "%p",
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"process_id_t" => "%04x",
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"thread_id_t" => "%04x",
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"abs_time_t" => "&dump_abs_time",
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"rectangle_t" => "&dump_rectangle",
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"char_info_t" => "&dump_char_info",
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);
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my @requests = ();
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my %replies = ();
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my @trace_lines = ();
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### Generate a dumping function
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sub DO_DUMP_FUNC($$@)
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{
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my $name = shift;
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my $req = shift;
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push @trace_lines, "static void dump_${name}_$req( const struct ${name}_$req *req )\n{\n";
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while ($#_ >= 0)
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{
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my $type = shift;
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my $var = shift;
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if (defined($formats{$type}))
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{
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if ($formats{$type} =~ /^&(.*)/)
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{
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my $func = $1;
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push @trace_lines, " fprintf( stderr, \" $var=\" );\n";
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push @trace_lines, " $func( &req->$var );\n";
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push @trace_lines, " fprintf( stderr, \",\" );\n" if ($#_ > 0);
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}
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elsif ($formats{$type} =~ /^(%.*)\s+\((.*)\)/)
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{
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my ($format, $cast) = ($1, $2);
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push @trace_lines, " fprintf( stderr, \" $var=$format";
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push @trace_lines, "," if ($#_ > 0);
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push @trace_lines, "\", ($cast)req->$var );\n";
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}
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else
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{
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push @trace_lines, " fprintf( stderr, \" $var=$formats{$type}";
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push @trace_lines, "," if ($#_ > 0);
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push @trace_lines, "\", req->$var );\n";
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}
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}
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else # must be some varargs format
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{
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my $func = $type;
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push @trace_lines, " fprintf( stderr, \" $var=\" );\n";
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push @trace_lines, " $func;\n";
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push @trace_lines, " fputc( ',', stderr );\n" if ($#_ > 0);
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}
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}
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push @trace_lines, "}\n\n";
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}
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### Parse the request definitions
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sub PARSE_REQUESTS()
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{
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# states: 0 = header 1 = declarations 2 = inside @REQ 3 = inside @REPLY
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my $state = 0;
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my $name = "";
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my @in_struct = ();
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my @out_struct = ();
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open(PROTOCOL,"server/protocol.def") or die "Can't open server/protocol.def";
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while (<PROTOCOL>)
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{
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my ($type, $var);
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# strip comments
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s!/\*.*\*/!!g;
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# strip white space at end of line
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s/\s+$//;
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if (/^\@HEADER/)
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{
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die "Misplaced \@HEADER" unless $state == 0;
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$state++;
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next;
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}
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# ignore everything while in state 0
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next if $state == 0;
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if (/^\@REQ\(\s*(\w+)\s*\)/)
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{
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$name = $1;
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die "Misplaced \@REQ" unless $state == 1;
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# start a new request
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@in_struct = ();
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@out_struct = ();
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print SERVER_PROT "struct ${name}_request\n{\n";
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print SERVER_PROT " struct request_header __header;\n";
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$state++;
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next;
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}
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if (/^\@REPLY/)
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{
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die "Misplaced \@REPLY" unless $state == 2;
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print SERVER_PROT "};\n";
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print SERVER_PROT "struct ${name}_reply\n{\n";
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print SERVER_PROT " struct reply_header __header;\n";
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$state++;
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next;
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}
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if (/^\@END/)
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{
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die "Misplaced \@END" unless ($state == 2 || $state == 3);
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print SERVER_PROT "};\n";
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if ($state == 2) # build dummy reply struct
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{
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print SERVER_PROT "struct ${name}_reply\n{\n";
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print SERVER_PROT " struct reply_header __header;\n";
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print SERVER_PROT "};\n";
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}
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# got a complete request
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push @requests, $name;
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DO_DUMP_FUNC( $name, "request", @in_struct);
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if ($#out_struct >= 0)
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{
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$replies{$name} = 1;
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DO_DUMP_FUNC( $name, "reply", @out_struct);
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}
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$state = 1;
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next;
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}
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if ($state != 1)
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{
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# skip empty lines (but keep them in output file)
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if (/^$/)
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{
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print SERVER_PROT "\n";
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next;
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}
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if (/^\s*VARARG\((\w+),(\w+),(\w+)\)/)
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{
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$var = $1;
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$type = "dump_varargs_" . $2 . "( min(cur_size,req->" . $3 . ") )";
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s!(VARARG\(.*\)\s*;)!/* $1 */!;
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}
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elsif (/^\s*VARARG\((\w+),(\w+)\)/)
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{
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$var = $1;
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$type = "dump_varargs_" . $2 . "( cur_size )";
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s!(VARARG\(.*\)\s*;)!/* $1 */!;
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}
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elsif (/^\s*(\w+\**(\s+\w+\**)*)\s+(\w+);/)
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{
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$type = $1;
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$var = $3;
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die "Unrecognized type $type" unless defined($formats{$type});
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}
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else
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{
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die "Unrecognized syntax $_";
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}
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if ($state == 2) { push @in_struct, $type, $var; }
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if ($state == 3) { push @out_struct, $type, $var; }
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}
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# Pass it through into the output file
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print SERVER_PROT $_ . "\n";
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}
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close PROTOCOL;
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}
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### Retrieve the server protocol version from the existing server_protocol.h file
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sub GET_PROTOCOL_VERSION()
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{
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my $protocol = 0;
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open SERVER_PROT, "include/wine/server_protocol.h" or return 0;
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while (<SERVER_PROT>)
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{
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if (/^\#define SERVER_PROTOCOL_VERSION (\d+)/) { $protocol = $1; last; }
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}
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close SERVER_PROT;
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return $protocol;
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}
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### Retrieve the list of status and errors used in the server
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sub GET_ERROR_NAMES()
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{
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my %errors = ();
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foreach my $f (glob "server/*.c")
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{
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open FILE, $f or die "Can't open $f";
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while (<FILE>)
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{
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if (/set_error\s*\(\s*STATUS_(\w+)\s*\)/)
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{
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$errors{$1} = "STATUS_$1";
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}
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elsif (/set_win32_error\s*\(\s*(\w+)\s*\)/)
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{
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$errors{$1} = "0xc0010000 | $1";
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}
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}
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close FILE;
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}
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return %errors;
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}
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### Replace the contents of a file between ### make_requests ### marks
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sub REPLACE_IN_FILE($@)
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{
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my $name = shift;
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my @data = @_;
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my @lines = ();
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open(FILE,$name) or die "Can't open $name";
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while (<FILE>)
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{
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push @lines, $_;
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last if /\#\#\# make_requests begin \#\#\#/;
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}
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push @lines, "\n", @data;
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while (<FILE>)
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{
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if (/\#\#\# make_requests end \#\#\#/) { push @lines, "\n", $_; last; }
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}
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push @lines, <FILE>;
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open(FILE,">$name") or die "Can't modify $name";
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print FILE @lines;
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close(FILE);
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}
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### Main
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# Get the server protocol version
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my $protocol = GET_PROTOCOL_VERSION();
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my %errors = GET_ERROR_NAMES();
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### Create server_protocol.h and print header
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open SERVER_PROT, ">include/wine/server_protocol.h" or die "Cannot create include/wine/server_protocol.h";
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print SERVER_PROT "/*\n * Wine server protocol definitions\n *\n";
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print SERVER_PROT " * This file is automatically generated; DO NO EDIT!\n";
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print SERVER_PROT " * Edit server/protocol.def instead and re-run tools/make_requests\n";
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print SERVER_PROT " */\n\n";
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print SERVER_PROT "#ifndef __WINE_WINE_SERVER_PROTOCOL_H\n";
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print SERVER_PROT "#define __WINE_WINE_SERVER_PROTOCOL_H\n";
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### Parse requests to find request/reply structure definitions
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PARSE_REQUESTS();
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### Build the request list and structures
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print SERVER_PROT "\n\nenum request\n{\n";
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foreach my $req (@requests) { print SERVER_PROT " REQ_$req,\n"; }
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print SERVER_PROT " REQ_NB_REQUESTS\n};\n\n";
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print SERVER_PROT "union generic_request\n{\n";
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print SERVER_PROT " struct request_max_size max_size;\n";
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print SERVER_PROT " struct request_header request_header;\n";
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foreach my $req (@requests) { print SERVER_PROT " struct ${req}_request ${req}_request;\n"; }
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print SERVER_PROT "};\n";
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print SERVER_PROT "union generic_reply\n{\n";
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print SERVER_PROT " struct request_max_size max_size;\n";
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print SERVER_PROT " struct reply_header reply_header;\n";
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foreach my $req (@requests) { print SERVER_PROT " struct ${req}_reply ${req}_reply;\n"; }
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print SERVER_PROT "};\n\n";
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printf SERVER_PROT "#define SERVER_PROTOCOL_VERSION %d\n\n", $protocol + 1;
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print SERVER_PROT "#endif /* __WINE_WINE_SERVER_PROTOCOL_H */\n";
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close SERVER_PROT;
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### Output the dumping function tables
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push @trace_lines, "static const dump_func req_dumpers[REQ_NB_REQUESTS] = {\n";
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foreach my $req (@requests)
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{
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push @trace_lines, " (dump_func)dump_${req}_request,\n";
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}
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push @trace_lines, "};\n\n";
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push @trace_lines, "static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {\n";
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foreach my $req (@requests)
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{
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push @trace_lines, " (dump_func)", $replies{$req} ? "dump_${req}_reply,\n" : "0,\n";
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}
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push @trace_lines, "};\n\n";
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push @trace_lines, "static const char * const req_names[REQ_NB_REQUESTS] = {\n";
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foreach my $req (@requests)
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{
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push @trace_lines, " \"$req\",\n";
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}
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push @trace_lines, "};\n\n";
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push @trace_lines, "static const struct\n{\n";
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push @trace_lines, " const char *name;\n";
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push @trace_lines, " unsigned int value;\n";
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push @trace_lines, "} status_names[] =\n{\n";
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foreach my $err (sort keys %errors)
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{
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push @trace_lines, sprintf(" { %-30s %s },\n", "\"$err\",", $errors{$err});
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}
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push @trace_lines, " { NULL, 0 }\n";
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push @trace_lines, "};\n";
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REPLACE_IN_FILE( "server/trace.c", @trace_lines );
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### Output the request handlers list
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my @request_lines = ();
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foreach my $req (@requests) { push @request_lines, "DECL_HANDLER($req);\n"; }
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push @request_lines, "\n#ifdef WANT_REQUEST_HANDLERS\n\n";
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push @request_lines, "typedef void (*req_handler)( const void *req, void *reply );\n";
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push @request_lines, "static const req_handler req_handlers[REQ_NB_REQUESTS] =\n{\n";
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foreach my $req (@requests)
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{
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push @request_lines, " (req_handler)req_$req,\n";
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}
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push @request_lines, "};\n#endif /* WANT_REQUEST_HANDLERS */\n";
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REPLACE_IN_FILE( "server/request.h", @request_lines );
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