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* [PATCH rebase] peflags: Fix ULONG range checks
@ 2023-08-07 14:07 Christian Franke
  2023-08-07 18:50 ` Corinna Vinschen
  0 siblings, 1 reply; 6+ messages in thread
From: Christian Franke @ 2023-08-07 14:07 UTC (permalink / raw)
  To: cygwin-apps

[-- Attachment #1: Type: text/plain, Size: 101 bytes --]

Minor issue found during tests of the upcoming 'peflags --timestamp' patch.

-- 
Regards,
Christian


[-- Attachment #2: 0001-peflags-Fix-ULONG-range-checks.patch --]
[-- Type: text/plain, Size: 1542 bytes --]

From 9da405da78e92dc8263239e25365bee3167f185e Mon Sep 17 00:00:00 2001
From: Christian Franke <christian.franke@t-online.de>
Date: Mon, 7 Aug 2023 13:42:50 +0200
Subject: [PATCH] peflags: Fix ULONG range checks

Don't use ULONG_MAX from <limits.h> because ULONG is not necessarily
'unsigned long'.

Signed-off-by: Christian Franke <christian.franke@t-online.de>
---
 peflags.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/peflags.c b/peflags.c
index 93eaa0b..d98b121 100644
--- a/peflags.c
+++ b/peflags.c
@@ -30,7 +30,6 @@
 #include <unistd.h>
 #include <getopt.h>
 #include <errno.h>
-#include <limits.h>
 #if defined (__CYGWIN__) || defined (__MSYS__)
 #include <sys/mman.h>
 #endif
@@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
 	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
 	   /* Just a ULONG value */
 	   || (sizeof_vals[option_index].is_ulong
-	       && sizeof_vals[option_index].value > ULONG_MAX))
+	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))
     {
       fprintf (stderr, "Invalid argument for %s: %s\n", 
 	       option_name, option_arg);
@@ -960,7 +959,7 @@ get_and_set_size (const pe_file *pep, sizeof_values_t *val)
     }
   else if (val->handle == DO_WRITE)
     {
-      if ((!pep->is_64bit || val->is_ulong) && val->value >= ULONG_MAX)
+      if ((!pep->is_64bit || val->is_ulong) && val->value > 0x00000000ffffffffULL)
 	{
 	  fprintf (stderr, "%s: Skip writing %s, value too big\n",
 		   pep->pathname, val->name);
-- 
2.39.0


^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH rebase] peflags: Fix ULONG range checks
  2023-08-07 14:07 [PATCH rebase] peflags: Fix ULONG range checks Christian Franke
@ 2023-08-07 18:50 ` Corinna Vinschen
  2023-08-08  8:06   ` Christian Franke
  0 siblings, 1 reply; 6+ messages in thread
From: Corinna Vinschen @ 2023-08-07 18:50 UTC (permalink / raw)
  To: cygwin-apps

Hi Christian,

On Aug  7 16:07, Christian Franke via Cygwin-apps wrote:
> Minor issue found during tests of the upcoming 'peflags --timestamp' patch.
> 
> -- 
> Regards,
> Christian
> 

> From 9da405da78e92dc8263239e25365bee3167f185e Mon Sep 17 00:00:00 2001
> From: Christian Franke <christian.franke@t-online.de>
> Date: Mon, 7 Aug 2023 13:42:50 +0200
> Subject: [PATCH] peflags: Fix ULONG range checks
> 
> Don't use ULONG_MAX from <limits.h> because ULONG is not necessarily
> 'unsigned long'.
> 
> Signed-off-by: Christian Franke <christian.franke@t-online.de>
> ---
>  peflags.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/peflags.c b/peflags.c
> index 93eaa0b..d98b121 100644
> --- a/peflags.c
> +++ b/peflags.c
> @@ -30,7 +30,6 @@
>  #include <unistd.h>
>  #include <getopt.h>
>  #include <errno.h>
> -#include <limits.h>
>  #if defined (__CYGWIN__) || defined (__MSYS__)
>  #include <sys/mman.h>
>  #endif
> @@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
>  	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
>  	   /* Just a ULONG value */
>  	   || (sizeof_vals[option_index].is_ulong
> -	       && sizeof_vals[option_index].value > ULONG_MAX))
> +	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))

What about using MAXDWORD or MAXULONG32 instead?


Corinna


^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH rebase] peflags: Fix ULONG range checks
  2023-08-07 18:50 ` Corinna Vinschen
@ 2023-08-08  8:06   ` Christian Franke
  2023-08-08  8:37     ` Corinna Vinschen
  0 siblings, 1 reply; 6+ messages in thread
From: Christian Franke @ 2023-08-08  8:06 UTC (permalink / raw)
  To: cygwin-apps

[-- Attachment #1: Type: text/plain, Size: 989 bytes --]

Corinna Vinschen via Cygwin-apps wrote:
> Hi Christian,
>
> On Aug  7 16:07, Christian Franke via Cygwin-apps wrote:
>> Minor issue found during tests of the upcoming 'peflags --timestamp' patch.
>>
>> -- 
>> Regards,
>> Christian
>>
>> ...
>> diff --git a/peflags.c b/peflags.c
>> index 93eaa0b..d98b121 100644
>> --- a/peflags.c
>> +++ b/peflags.c
>> @@ -30,7 +30,6 @@
>>   #include <unistd.h>
>>   #include <getopt.h>
>>   #include <errno.h>
>> -#include <limits.h>
>>   #if defined (__CYGWIN__) || defined (__MSYS__)
>>   #include <sys/mman.h>
>>   #endif
>> @@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
>>   	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
>>   	   /* Just a ULONG value */
>>   	   || (sizeof_vals[option_index].is_ulong
>> -	       && sizeof_vals[option_index].value > ULONG_MAX))
>> +	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))
> What about using MAXDWORD or MAXULONG32 instead?

Of course :-)

Christian


[-- Attachment #2: 0001-peflags-Fix-ULONG-range-checks.patch --]
[-- Type: text/plain, Size: 1547 bytes --]

From 8c8537fbc08d677651eee3055e5b0c6c9873804d Mon Sep 17 00:00:00 2001
From: Christian Franke <christian.franke@t-online.de>
Date: Tue, 8 Aug 2023 09:58:39 +0200
Subject: [PATCH] peflags: Fix ULONG range checks

Don't use ULONG_MAX from <limits.h> because ULONG is not necessarily
'unsigned long'.  Use MAXULONG32 instead.

Signed-off-by: Christian Franke <christian.franke@t-online.de>
---
 peflags.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/peflags.c b/peflags.c
index f215704..1a61da7 100644
--- a/peflags.c
+++ b/peflags.c
@@ -30,7 +30,6 @@
 #include <unistd.h>
 #include <getopt.h>
 #include <errno.h>
-#include <limits.h>
 #if defined (__CYGWIN__) || defined (__MSYS__)
 #include <sys/mman.h>
 #endif
@@ -696,7 +695,7 @@ handle_num_option (const char *option_name,
 	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
 	   /* Just a ULONG value */
 	   || (sizeof_vals[option_index].is_ulong
-	       && sizeof_vals[option_index].value > ULONG_MAX))
+	       && sizeof_vals[option_index].value > MAXULONG32))
     {
       fprintf (stderr, "Invalid argument for %s: %s\n", 
 	       option_name, option_arg);
@@ -1092,7 +1091,7 @@ get_and_set_size (const pe_file *pep, sizeof_values_t *val)
     }
   else if (val->handle == DO_WRITE)
     {
-      if ((!pep->is_64bit || val->is_ulong) && val->value >= ULONG_MAX)
+      if ((!pep->is_64bit || val->is_ulong) && val->value > MAXULONG32)
 	{
 	  fprintf (stderr, "%s: Skip writing %s, value too big\n",
 		   pep->pathname, val->name);
-- 
2.39.0


^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH rebase] peflags: Fix ULONG range checks
  2023-08-08  8:06   ` Christian Franke
@ 2023-08-08  8:37     ` Corinna Vinschen
  2023-08-08  8:40       ` Christian Franke
  0 siblings, 1 reply; 6+ messages in thread
From: Corinna Vinschen @ 2023-08-08  8:37 UTC (permalink / raw)
  To: Christian Franke; +Cc: cygwin-apps

On Aug  8 10:06, Christian Franke via Cygwin-apps wrote:
> Corinna Vinschen via Cygwin-apps wrote:
> > Hi Christian,
> > 
> > On Aug  7 16:07, Christian Franke via Cygwin-apps wrote:
> > > Minor issue found during tests of the upcoming 'peflags --timestamp' patch.
> > > 
> > > -- 
> > > Regards,
> > > Christian
> > > 
> > > ...
> > > diff --git a/peflags.c b/peflags.c
> > > index 93eaa0b..d98b121 100644
> > > --- a/peflags.c
> > > +++ b/peflags.c
> > > @@ -30,7 +30,6 @@
> > >   #include <unistd.h>
> > >   #include <getopt.h>
> > >   #include <errno.h>
> > > -#include <limits.h>
> > >   #if defined (__CYGWIN__) || defined (__MSYS__)
> > >   #include <sys/mman.h>
> > >   #endif
> > > @@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
> > >   	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
> > >   	   /* Just a ULONG value */
> > >   	   || (sizeof_vals[option_index].is_ulong
> > > -	       && sizeof_vals[option_index].value > ULONG_MAX))
> > > +	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))
> > What about using MAXDWORD or MAXULONG32 instead?
> 
> Of course :-)
> 
> Christian
> 

Pushed.  I've started deploying a new release.


Thanks!
Corinna

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH rebase] peflags: Fix ULONG range checks
  2023-08-08  8:37     ` Corinna Vinschen
@ 2023-08-08  8:40       ` Christian Franke
  2023-08-08  8:55         ` Corinna Vinschen
  0 siblings, 1 reply; 6+ messages in thread
From: Christian Franke @ 2023-08-08  8:40 UTC (permalink / raw)
  To: cygwin-apps

Corinna Vinschen wrote:
> On Aug  8 10:06, Christian Franke via Cygwin-apps wrote:
>> Corinna Vinschen via Cygwin-apps wrote:
>>> Hi Christian,
>>>
>>> On Aug  7 16:07, Christian Franke via Cygwin-apps wrote:
>>>> Minor issue found during tests of the upcoming 'peflags --timestamp' patch.
>>>>
>>>> -- 
>>>> Regards,
>>>> Christian
>>>>
>>>> ...
>>>> diff --git a/peflags.c b/peflags.c
>>>> index 93eaa0b..d98b121 100644
>>>> --- a/peflags.c
>>>> +++ b/peflags.c
>>>> @@ -30,7 +30,6 @@
>>>>    #include <unistd.h>
>>>>    #include <getopt.h>
>>>>    #include <errno.h>
>>>> -#include <limits.h>
>>>>    #if defined (__CYGWIN__) || defined (__MSYS__)
>>>>    #include <sys/mman.h>
>>>>    #endif
>>>> @@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
>>>>    	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
>>>>    	   /* Just a ULONG value */
>>>>    	   || (sizeof_vals[option_index].is_ulong
>>>> -	       && sizeof_vals[option_index].value > ULONG_MAX))
>>>> +	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))
>>> What about using MAXDWORD or MAXULONG32 instead?
>> Of course :-)
>>
>> Christian
>>
> Pushed.  I've started deploying a new release.

I'm currently working on 'rebase -c, --checksum' and found one minor 
issue: pechecksum.* are missing in SRC_DISTFILES.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH rebase] peflags: Fix ULONG range checks
  2023-08-08  8:40       ` Christian Franke
@ 2023-08-08  8:55         ` Corinna Vinschen
  0 siblings, 0 replies; 6+ messages in thread
From: Corinna Vinschen @ 2023-08-08  8:55 UTC (permalink / raw)
  To: Christian Franke; +Cc: cygwin-apps

On Aug  8 10:40, Christian Franke via Cygwin-apps wrote:
> Corinna Vinschen wrote:
> > On Aug  8 10:06, Christian Franke via Cygwin-apps wrote:
> > > Corinna Vinschen via Cygwin-apps wrote:
> > > > Hi Christian,
> > > > 
> > > > On Aug  7 16:07, Christian Franke via Cygwin-apps wrote:
> > > > > Minor issue found during tests of the upcoming 'peflags --timestamp' patch.
> > > > > 
> > > > > -- 
> > > > > Regards,
> > > > > Christian
> > > > > 
> > > > > ...
> > > > > diff --git a/peflags.c b/peflags.c
> > > > > index 93eaa0b..d98b121 100644
> > > > > --- a/peflags.c
> > > > > +++ b/peflags.c
> > > > > @@ -30,7 +30,6 @@
> > > > >    #include <unistd.h>
> > > > >    #include <getopt.h>
> > > > >    #include <errno.h>
> > > > > -#include <limits.h>
> > > > >    #if defined (__CYGWIN__) || defined (__MSYS__)
> > > > >    #include <sys/mman.h>
> > > > >    #endif
> > > > > @@ -598,7 +597,7 @@ handle_num_option (const char *option_name,
> > > > >    	   || sizeof_vals[option_index].value > 0x0000ffffffffffffULL
> > > > >    	   /* Just a ULONG value */
> > > > >    	   || (sizeof_vals[option_index].is_ulong
> > > > > -	       && sizeof_vals[option_index].value > ULONG_MAX))
> > > > > +	       && sizeof_vals[option_index].value > 0x00000000ffffffffULL))
> > > > What about using MAXDWORD or MAXULONG32 instead?
> > > Of course :-)
> > > 
> > > Christian
> > > 
> > Pushed.  I've started deploying a new release.
> 
> I'm currently working on 'rebase -c, --checksum' and found one minor issue:
> pechecksum.* are missing in SRC_DISTFILES.

Ok, I stopped the deployment.  Are you going to send fixes?


Corinna

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2023-08-08  8:55 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-08-07 14:07 [PATCH rebase] peflags: Fix ULONG range checks Christian Franke
2023-08-07 18:50 ` Corinna Vinschen
2023-08-08  8:06   ` Christian Franke
2023-08-08  8:37     ` Corinna Vinschen
2023-08-08  8:40       ` Christian Franke
2023-08-08  8:55         ` Corinna Vinschen

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