view libtomcrypt/src/pk/ecc/ecc_sizes.c @ 1851:7f549ee3df48

Use HOME before /etc/passwd to find id_dropbear (#137) Currently dbclient uses the value of HOME by default when looking for ~/.ssh/known_hosts, falling back to /etc/passwd if HOME is not set (so that people can work around broken values in /etc/passwd). However, when locating the default authentication key (defaults to ~/.ssh/id_dropbear), paths not starting with / are always prefixed with the value from /etc/passwd. Make the behaviour consistent by adjusting expand_homedir_path to use the value of HOME, falling back to /etc/passwd if HOME is not set.
author Matt Robinson <git@nerdoftheherd.com>
date Tue, 19 Oct 2021 06:02:47 +0100
parents 6dba84798cd5
children
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis
 *
 * LibTomCrypt is a library that provides various cryptographic
 * algorithms in a highly modular and flexible manner.
 *
 * The library is free for all purposes without any express
 * guarantee it works.
 */

/* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b
 *
 * All curves taken from NIST recommendation paper of July 1999
 * Available at http://csrc.nist.gov/cryptval/dss.htm
 */
#include "tomcrypt.h"

/**
  @file ecc_sizes.c
  ECC Crypto, Tom St Denis
*/

#ifdef LTC_MECC

void ecc_sizes(int *low, int *high)
{
 int i;
 LTC_ARGCHKVD(low  != NULL);
 LTC_ARGCHKVD(high != NULL);

 *low = INT_MAX;
 *high = 0;
 for (i = 0; ltc_ecc_sets[i].size != 0; i++) {
     if (ltc_ecc_sets[i].size < *low)  {
        *low  = ltc_ecc_sets[i].size;
     }
     if (ltc_ecc_sets[i].size > *high) {
        *high = ltc_ecc_sets[i].size;
     }
 }
}

#endif
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