2 # Copyright 1999, 2000, 2001 Patrik Stridvall
4 # This library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License, or (at your option) any later version.
9 # This library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with this library; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 use nativeapi qw($nativeapi);
24 use options qw($options);
25 use output qw($output);
26 use winapi qw($win16api $win32api @winapis);
28 sub _check_function($$$$$$) {
29 my $return_type = shift;
30 my $calling_convention = shift;
31 my $external_name = shift;
32 my $internal_name = shift;
33 my $refargument_types = shift;
34 my @argument_types = @$refargument_types;
37 my $module = $winapi->function_internal_module($internal_name);
39 if($winapi->name eq "win16") {
40 if($winapi->is_function_stub_in_module($module, $internal_name)) {
41 if($options->implemented) {
42 $output->write("function implemented but declared as stub in .spec file\n");
45 } elsif($winapi->is_function_stub_in_module($module, $internal_name)) {
46 if($options->implemented_win32) {
47 $output->write("32-bit variant of function implemented but declared as stub in .spec file\n");
51 } elsif($winapi->is_function_stub_in_module($module, $internal_name)) {
52 if($options->implemented) {
53 $output->write("function implemented but declared as stub in .spec file\n");
58 my $forbidden_return_type = 0;
59 my $implemented_return_kind;
60 $winapi->type_used_in_module($return_type,$module);
61 if(!defined($implemented_return_kind = $winapi->translate_argument($return_type))) {
62 $winapi->declare_argument($return_type, "unknown");
63 if($return_type ne "") {
64 $output->write("no translation defined: " . $return_type . "\n");
66 } elsif(!$winapi->is_allowed_kind($implemented_return_kind) ||
67 !$winapi->is_allowed_type_in_module($return_type, $module))
69 $forbidden_return_type = 1;
70 $winapi->allow_kind($implemented_return_kind);
71 $winapi->allow_type_in_module($return_type, $module);
72 if($options->report_argument_forbidden($return_type)) {
73 $output->write("return type is forbidden: $return_type ($implemented_return_kind)\n");
78 if(defined($implemented_return_kind) && $implemented_return_kind =~ /^seg[sp]tr$/) {
82 my $implemented_calling_convention;
83 if($winapi->name eq "win16") {
84 if($calling_convention eq "__cdecl") {
85 $implemented_calling_convention = "cdecl";
86 } elsif($calling_convention =~ /^(?:VFWAPIV|WINAPIV)$/) {
87 $implemented_calling_convention = "varargs";
88 } elsif($calling_convention =~ /^(?:__stdcall|VFWAPI|WINAPI|CALLBACK)$/) {
89 if(defined($implemented_return_kind) && $implemented_return_kind =~ /^(?:s_word|word|void)$/) {
90 $implemented_calling_convention = "pascal16";
92 $implemented_calling_convention = "pascal";
94 } elsif($calling_convention eq "__asm") {
95 $implemented_calling_convention = "asm";
97 $implemented_calling_convention = "cdecl";
99 } elsif($winapi->name eq "win32") {
100 if($calling_convention eq "__cdecl") {
101 $implemented_calling_convention = "cdecl";
102 } elsif($calling_convention =~ /^(?:VFWAPIV|WINAPIV)$/) {
103 $implemented_calling_convention = "varargs";
104 } elsif($calling_convention =~ /^(?:__stdcall|VFWAPI|WINAPI|CALLBACK)$/) {
105 if(defined($implemented_return_kind) && $implemented_return_kind eq "longlong") {
106 $implemented_calling_convention = "stdcall"; # FIXME: Check entry flags
108 $implemented_calling_convention = "stdcall";
110 } elsif($calling_convention eq "__asm") {
111 $implemented_calling_convention = "asm";
113 $implemented_calling_convention = "cdecl";
117 my $declared_calling_convention = $winapi->function_internal_calling_convention($internal_name) || "";
118 my @declared_argument_kinds = split(/\s+/, $winapi->function_internal_arguments($internal_name));
120 my $declared_register = 0;
121 if ($declared_calling_convention =~ /^(\w+) -register$/) {
122 $declared_register = 1;
123 $declared_calling_convention = $1;
126 if ($declared_register)
128 if ($implemented_calling_convention eq "stdcall")
130 $output->write("-register functions should not be implemented as stdcall\n");
133 elsif($implemented_calling_convention ne $declared_calling_convention &&
134 $implemented_calling_convention ne "asm" &&
135 !($declared_calling_convention =~ /^pascal/ && $forbidden_return_type) &&
136 !($implemented_calling_convention =~ /^(?:cdecl|varargs)$/ && $declared_calling_convention =~ /^(?:cdecl|varargs)$/))
138 if($options->calling_convention && (
139 ($options->calling_convention_win16 && $winapi->name eq "win16") ||
140 ($options->calling_convention_win32 && $winapi->name eq "win32")) &&
141 !$nativeapi->is_function($internal_name))
143 $output->write("calling convention mismatch: $implemented_calling_convention != $declared_calling_convention\n");
147 if($declared_calling_convention eq "varargs") {
148 if ($#argument_types != -1 &&
149 (($winapi->name eq "win32" && $argument_types[$#argument_types] eq "...") ||
150 ($winapi->name eq "win16" && $argument_types[$#argument_types] eq "VA_LIST16")))
154 $output->write("function not implemented as varargs\n");
156 } elsif ($#argument_types != -1 &&
157 (($winapi->name eq "win32" && $argument_types[$#argument_types] eq "...") ||
158 ($winapi->name eq "win16" && $argument_types[$#argument_types] eq "VA_LIST16")))
160 if($#argument_types == 0) {
163 $output->write("function not declared as varargs\n");
167 if($#argument_types != -1 && $argument_types[$#argument_types] eq "CONTEXT *" &&
168 $internal_name =~ /^(?:RtlRaiseException|RtlUnwind|NtRaiseException)$/) # FIXME: Kludge
173 if($internal_name =~ /^(?:NTDLL__ftol|NTDLL__CIpow)$/) { # FIXME: Kludge
177 my @argument_kinds = map {
179 my $kind = "unknown";
180 $winapi->type_used_in_module($type,$module);
181 if($type eq "CONTEXT86 *") {
183 } elsif(!defined($kind = $winapi->translate_argument($type))) {
184 $winapi->declare_argument($type, "unknown");
185 $output->write("no translation defined: " . $type . "\n");
186 } elsif(!$winapi->is_allowed_kind($kind) ||
187 !$winapi->is_allowed_type_in_module($type, $module))
189 $winapi->allow_kind($kind);
190 $winapi->allow_type_in_module($type, $module);
191 if($options->report_argument_forbidden($type)) {
192 $output->write("argument " . ($n + 1) . " type is forbidden: " . $type . " (" . $kind . ")\n");
197 if(defined($kind) && $kind eq "struct16") {
199 ("long", "long", "long", "long");
200 } elsif(defined($kind) && $kind eq "longlong") {
209 if ($declared_register && $argument_kinds[$#argument_kinds] ne "context86") {
210 $output->write("function declared as register, but CONTEXT86 * is not last argument\n");
213 for my $n (0..$#argument_kinds) {
214 if(!defined($argument_kinds[$n]) || !defined($declared_argument_kinds[$n])) { next; }
216 if($argument_kinds[$n] =~ /^seg[ps]tr$/ ||
217 $declared_argument_kinds[$n] =~ /^seg[ps]tr$/)
223 if(!defined($argument_types[$n])) {
224 $argument_types[$n] = "";
227 if($argument_kinds[$n] eq "context86") {
229 } elsif(!$winapi->is_allowed_kind($argument_kinds[$n]) ||
230 !$winapi->is_allowed_type_in_module($argument_types[$n], $module))
232 $winapi->allow_kind($argument_kinds[$n]);
233 $winapi->allow_type_in_module($argument_types[$n],, $module);
234 if($options->report_argument_forbidden($argument_types[$n])) {
235 $output->write("argument " . ($n + 1) . " type is forbidden: " .
236 "$argument_types[$n] ($argument_kinds[$n])\n");
238 } elsif($argument_kinds[$n] ne $declared_argument_kinds[$n]) {
239 if($options->report_argument_kind($argument_kinds[$n]) ||
240 $options->report_argument_kind($declared_argument_kinds[$n]))
242 $output->write("argument " . ($n + 1) . " type mismatch: " .
243 $argument_types[$n] . " ($argument_kinds[$n]) != " .
244 $declared_argument_kinds[$n] . "\n");
249 if ($options->argument_count &&
250 $implemented_calling_convention ne "asm")
252 if ($#argument_kinds != $#declared_argument_kinds and
253 $#argument_types != $#declared_argument_kinds) {
254 $output->write("argument count differs: " .
255 ($#argument_kinds + 1) . " != " .
256 ($#declared_argument_kinds + 1) . "\n");
257 } elsif ($#argument_kinds != $#declared_argument_kinds or
258 $#argument_types != $#declared_argument_kinds) {
259 $output->write("argument count differs: " .
260 ($#argument_kinds + 1) . "/" . ($#argument_types + 1) .
261 " != " . ($#declared_argument_kinds + 1) .
262 " (long vs. long long problem?)\n");
268 if($segmented && $options->shared_segmented && $winapi->is_shared_internal_function($internal_name)) {
269 $output->write("function using segmented pointers shared between Win16 and Win32\n");
273 sub check_function($) {
274 my $function = shift;
276 my $return_type = $function->return_type;
277 my $calling_convention = $function->calling_convention;
278 my $calling_convention16 = $function->calling_convention16;
279 my $calling_convention32 = $function->calling_convention32;
280 my $internal_name = $function->internal_name;
281 my $external_name16 = $function->external_name16;
282 my $external_name32 = $function->external_name32;
283 my $module16 = $function->module16;
284 my $module32 = $function->module32;
285 my $refargument_types = $function->argument_types;
287 if(!defined($refargument_types)) {
291 if($options->win16 && $options->report_module($module16)) {
292 _check_function($return_type,
293 $calling_convention, $external_name16,
294 $internal_name, $refargument_types,
298 if($options->win32 && $options->report_module($module32)) {
299 _check_function($return_type,
300 $calling_convention, $external_name32,
301 $internal_name, $refargument_types,
306 sub _check_statements($$$) {
308 my $functions = shift;
309 my $function = shift;
311 my $module = $function->module;
312 my $internal_name = $function->internal_name;
314 my $first_debug_message = 1;
315 local $_ = $function->statements;
317 if(s/(\w+)\s*(?:\(\s*(\w+)\s*\))?\s*\(\s*((?:\"[^\"]*\"|\([^\)]*\)|[^\)])*?)\s*\)//) {
318 my $called_name = $1;
320 my $called_arguments = $3;
321 if($called_name =~ /^(?:if|for|while|switch|sizeof)$/) {
323 } elsif($called_name =~ /^(?:ERR|FIXME|MSG|TRACE|WARN)$/) {
324 if($first_debug_message && $called_name =~ /^(?:FIXME|TRACE)$/) {
325 $first_debug_message = 0;
326 if($called_arguments =~ /^\"\((.*?)\)(.*?)\"\s*,\s*(.*?)$/) {
334 while($formating && ($formating =~ s/^([^,]*),?//, $format = $1, $format =~ s/^\s*(.*?)\s*$/$1/) &&
335 $arguments && ($arguments =~ s/^([^,]*),?//, $argument = $1, $argument =~ s/^\s*(.*?)\s*$/$1/))
337 my $type = @{$function->argument_types}[$n];
338 my $name = @{$function->argument_names}[$n];
342 if(!defined($type)) { last; }
344 $format =~ s/^\w+\s*[:=]?\s*//;
345 $format =~ s/\s*\{[^\{\}]*\}$//;
346 $format =~ s/\s*\[[^\[\]]*\]$//;
347 $format =~ s/^\'(.*?)\'$/$1/;
348 $format =~ s/^\\\"(.*?)\\\"$/$1/;
350 if($options->debug_messages) {
351 if($argument !~ /$name/) {
352 $output->write("$called_name: argument $n is wrong ($name != '$argument')\n");
353 } elsif(!$winapi->is_allowed_type_format($module, $type, $format)) {
354 $output->write("$called_name: argument $n ($type $name) has illegal format ($format)\n");
359 if($options->debug_messages) {
360 my $count = $#{$function->argument_types} + 1;
362 $output->write("$called_name: argument count mismatch ($n != $count)\n");
367 } elsif($options->cross_call) {
368 # $output->write("$internal_name: called $called_name\n");
369 $$functions{$internal_name}->function_called($called_name);
370 if(!defined($$functions{$called_name})) {
371 my $called_function = 'winapi_function'->new;
373 $called_function->internal_name($called_name);
375 $$functions{$called_name} = $called_function;
377 $$functions{$called_name}->function_called_by($internal_name);
385 sub check_statements($$) {
386 my $functions = shift;
387 my $function = shift;
389 my $module16 = $function->module16;
390 my $module32 = $function->module32;
392 if($options->win16 && $options->report_module($module16)) {
393 _check_statements($win16api, $functions, $function);
396 if($options->win32 && $options->report_module($module32)) {
397 _check_statements($win16api, $functions, $function);
403 my $functions = shift;
405 if($options->cross_call) {
406 my @names = sort(keys(%$functions));
407 for my $name (@names) {
408 my $function = $$functions{$name};
410 my @called_names = $function->called_function_names;
411 my @called_by_names = $function->called_by_function_names;
412 my $module = $function->module;
414 if($options->cross_call_win32_win16) {
415 my $module16 = $function->module16;
416 my $module32 = $function->module32;
418 if($#called_names >= 0 && (defined($module16) || defined($module32)) ) {
419 for my $called_name (@called_names) {
420 my $called_function = $$functions{$called_name};
422 my $called_module16 = $called_function->module16;
423 my $called_module32 = $called_function->module32;
424 if(defined($module32) &&
425 defined($called_module16) && !defined($called_module32) &&
426 $name ne $called_name)
428 $output->write("$file: $module: $name: illegal call to $called_name (Win32 -> Win16)\n");
434 if($options->cross_call_unicode_ascii) {
435 if($name =~ /(?<!A)W$/) {
436 for my $called_name (@called_names) {
437 if($called_name =~ /A$/) {
438 $output->write("$file: $module: $name: illegal call to $called_name (Unicode -> ASCII)\n");