Commit 294941ae authored by Bernd Edlinger's avatar Bernd Edlinger
Browse files

Rename the rand_drbg_st data member "pool" to "seed_pool" 



... to make the intended use more clear and differentiate
it from the data member "adin_pool".

Reviewed-by: default avatarPaul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/7575)

(cherry picked from commit 31f32abb8eb2a3ebd8500e6e0460b4a6791e5ed7)
parent 9bc987f0

crypto/rand/drbg_lib.c

+7 −7
Original line number Diff line number Diff line
@@ -487,11 +487,11 @@ int rand_drbg_restart(RAND_DRBG *drbg, 
    const unsigned char *adin = NULL;

    size_t adinlen = 0;



    if (drbg->pool != NULL) {

    if (drbg->seed_pool != NULL) {

        RANDerr(RAND_F_RAND_DRBG_RESTART, ERR_R_INTERNAL_ERROR);

        drbg->state = DRBG_ERROR;

        rand_pool_free(drbg->pool);

        drbg->pool = NULL;

        rand_pool_free(drbg->seed_pool);

        drbg->seed_pool = NULL;

        return 0;

    }
@@ -511,8 +511,8 @@ int rand_drbg_restart(RAND_DRBG *drbg, 
            }



            /* will be picked up by the rand_drbg_get_entropy() callback */

            drbg->pool = rand_pool_attach(buffer, len, entropy);

            if (drbg->pool == NULL)

            drbg->seed_pool = rand_pool_attach(buffer, len, entropy);

            if (drbg->seed_pool == NULL)

                return 0;

        } else {

            if (drbg->max_adinlen < len) {
@@ -558,8 +558,8 @@ int rand_drbg_restart(RAND_DRBG *drbg, 
        }

    }



    rand_pool_free(drbg->pool);

    drbg->pool = NULL;

    rand_pool_free(drbg->seed_pool);

    drbg->seed_pool = NULL;



    return drbg->state == DRBG_READY;

}

crypto/rand/rand_lcl.h

+1 −1
Original line number Diff line number Diff line
@@ -183,7 +183,7 @@ struct rand_drbg_st { 
     * with respect to how randomness is added to the RNG during reseeding

     * (see PR #4328).

     */

    struct rand_pool_st *pool;

    struct rand_pool_st *seed_pool;



    /*

     * Auxiliary pool for additional data.

crypto/rand/rand_lib.c

+4 −4
Original line number Diff line number Diff line
@@ -146,8 +146,8 @@ size_t rand_drbg_get_entropy(RAND_DRBG *drbg, 
        return 0;

    }



    if (drbg->pool != NULL) {

        pool = drbg->pool;

    if (drbg->seed_pool != NULL) {

        pool = drbg->seed_pool;

        pool->entropy_requested = entropy;

    } else {

        pool = rand_pool_new(entropy, min_len, max_len);
@@ -204,7 +204,7 @@ size_t rand_drbg_get_entropy(RAND_DRBG *drbg, 
    }



 err:

    if (drbg->pool == NULL)

    if (drbg->seed_pool == NULL)

        rand_pool_free(pool);

    return ret;

}
@@ -216,7 +216,7 @@ size_t rand_drbg_get_entropy(RAND_DRBG *drbg, 
void rand_drbg_cleanup_entropy(RAND_DRBG *drbg,

                               unsigned char *out, size_t outlen)

{

    if (drbg->pool == NULL)

    if (drbg->seed_pool == NULL)

        OPENSSL_secure_clear_free(out, outlen);

}