Re: [PATCH 2/2 nft] jump: Allow goto and jump to a variable using nft input files

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 5/15/19 12:58 PM, Phil Sutter wrote:
> Hey,
> 
> On Tue, May 14, 2019 at 11:13:40PM +0200, Fernando Fernandez Mancera wrote:
> [...]
>> diff --git a/src/datatype.c b/src/datatype.c
>> index 6aaf9ea..7e9ec5e 100644
>> --- a/src/datatype.c
>> +++ b/src/datatype.c
>> @@ -297,11 +297,22 @@ static void verdict_type_print(const struct expr *expr, struct output_ctx *octx)
>>  	}
>>  }
>>  
>> +static struct error_record *verdict_type_parse(const struct expr *sym,
>> +					       struct expr **res)
>> +{
>> +	*res = constant_expr_alloc(&sym->location, &string_type,
>> +				   BYTEORDER_HOST_ENDIAN,
>> +				   (strlen(sym->identifier) + 1) * BITS_PER_BYTE,
>> +				   sym->identifier);
>> +	return NULL;
>> +}
> 
> One more thing: The above lacks error checking of any kind. I *think*
> this is the place where one should make sure the symbol expression is
> actually a string (but I'm not quite sure how you do that).
> 
> In any case, please try to exploit that variable support in the testcase
> (or maybe a separate one), just to make sure we don't allow weird
> things.
> 

I think I can get the symbol type and check if it is a string. I will
check this on the testcase as you said. Thanks!

> Thanks, Phil
> 



[Index of Archives]     [Netfitler Users]     [Berkeley Packet Filter]     [LARTC]     [Bugtraq]     [Yosemite Forum]

  Powered by Linux