RE: [v2 3/7] examples/fips_validation: add function to calculate SHA hash size

[Akhil Goyal <gakhil@marvell.com>]

> Subject: [v2 3/7] examples/fips_validation: add function to calculate SHA hash
> size
> 
> Add function to calculate hash size for a given SHA hash algorithm.
> 
> Fixes: d5c247145c2 ("examples/fips_validation: add parsing for SHA")
> 
> Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com>
> Acked-by: Brian Dooley <brian.dooley@intel.com>
> 
> ---
This patch caused a build failure for cross compile.

[713/820] Compiling C object 'examples/c590b3c@@dpdk-fips_validation@exe/fips_validation_fips_validation_sha.c.o'.
../examples/fips_validation/fips_validation_sha.c: In function 'parse_test_sha_hash_size':
../examples/fips_validation/fips_validation_sha.c:44:10: error: implicit declaration of function 'atoi' [-Wimplicit-function-declaration]
   44 |    ret = atoi(phsc[i].str);
      |          ^~~~
../examples/fips_validation/fips_validation_sha.c:44:10: error: nested extern declaration of 'atoi' [-Wnested-externs]


Added include file in fips_validation_sha.c
#include <stdlib.h>


> v2:
>  - fixed include file
> ---
>  examples/fips_validation/fips_validation.h    |  1 +
>  .../fips_validation/fips_validation_sha.c     | 39 ++++++++++++-------
>  2 files changed, 25 insertions(+), 15 deletions(-)
> 
> diff --git a/examples/fips_validation/fips_validation.h
> b/examples/fips_validation/fips_validation.h
> index a6288e17e5..6e5f2fce75 100644
> --- a/examples/fips_validation/fips_validation.h
> +++ b/examples/fips_validation/fips_validation.h
> @@ -374,4 +374,5 @@ int prepare_gcm_xform(struct rte_crypto_sym_xform
> *xform);
> 
>  int prepare_gmac_xform(struct rte_crypto_sym_xform *xform);
> 
> +int parse_test_sha_hash_size(enum rte_crypto_auth_algorithm algo);
>  #endif
> diff --git a/examples/fips_validation/fips_validation_sha.c
> b/examples/fips_validation/fips_validation_sha.c
> index 75b073c15d..cac2a25e6c 100644
> --- a/examples/fips_validation/fips_validation_sha.c
> +++ b/examples/fips_validation/fips_validation_sha.c
> @@ -33,6 +33,22 @@ struct plain_hash_size_conversion {
>  		{"64", RTE_CRYPTO_AUTH_SHA512},
>  };
> 
> +int
> +parse_test_sha_hash_size(enum rte_crypto_auth_algorithm algo)
> +{
> +	int ret = -EINVAL;
> +	uint8_t i;
> +
> +	for (i = 0; i < RTE_DIM(phsc); i++) {
> +		if (phsc[i].algo == algo) {
> +			ret = atoi(phsc[i].str);
> +			break;
> +		}
> +	}
> +
> +	return ret;
> +}
> +
>  static int
>  parse_interim_algo(__rte_unused const char *key,
>  		char *text,
> @@ -212,6 +228,7 @@ parse_test_sha_json_algorithm(void)
>  	json_t *algorithm_object;
>  	const char *algorithm_str;
>  	uint32_t i;
> +	int sz;
> 
>  	algorithm_object = json_object_get(json_info.json_vector_set,
> "algorithm");
>  	algorithm_str = json_string_value(algorithm_object);
> @@ -226,23 +243,15 @@ parse_test_sha_json_algorithm(void)
>  	if (i == RTE_DIM(json_algorithms))
>  		return -1;
> 
> -	for (i = 0; i < RTE_DIM(phsc); i++) {
> -		if (info.interim_info.sha_data.algo == phsc[i].algo) {
> -			vec.cipher_auth.digest.len = atoi(phsc[i].str);
> -			free(vec.cipher_auth.digest.val);
> -			vec.cipher_auth.digest.val = calloc(1,
> vec.cipher_auth.digest.len);
> -			if (vec.cipher_auth.digest.val == NULL)
> -				return -1;
> -
> -			break;
> -		}
> -	}
> +	sz = parse_test_sha_hash_size(info.interim_info.sha_data.algo);
> +	if (sz < 0)
> +		return -1;
> 
> -	if (i == RTE_DIM(phsc)) {
> -		free(vec.cipher_auth.digest.val);
> -		vec.cipher_auth.digest.val = NULL;
> +	free(vec.cipher_auth.digest.val);
> +	vec.cipher_auth.digest.len = sz;
> +	vec.cipher_auth.digest.val = calloc(1, sz);
> +	if (vec.cipher_auth.digest.val == NULL)
>  		return -1;
> -	}
> 
>  	return 0;
>  }
> --
> 2.25.1