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Diff for /src/usr.bin/ssh/sshconnect.c between version 1.24 and 1.25

version 1.24, 1999/10/27 16:37:46 version 1.25, 1999/11/02 19:42:36
Line 449 
Line 449 
   /* Compute the response. */    /* Compute the response. */
   /* The response is MD5 of decrypted challenge plus session id. */    /* The response is MD5 of decrypted challenge plus session id. */
   len = BN_num_bytes(challenge);    len = BN_num_bytes(challenge);
   assert(len <= sizeof(buf) && len);    if (len <= 0 || len > sizeof(buf))
       packet_disconnect("respond_to_rsa_challenge: bad challenge length %d",
                         len);
   
   memset(buf, 0, sizeof(buf));    memset(buf, 0, sizeof(buf));
   BN_bn2bin(challenge, buf + sizeof(buf) - len);    BN_bn2bin(challenge, buf + sizeof(buf) - len);
   MD5_Init(&md);    MD5_Init(&md);
Line 1290 
Line 1293 
   if (BN_cmp(public_key->n, host_key->n) < 0)    if (BN_cmp(public_key->n, host_key->n) < 0)
     {      {
       /* Public key has smaller modulus. */        /* Public key has smaller modulus. */
       assert(BN_num_bits(host_key->n) >=        if (BN_num_bits(host_key->n) <
              BN_num_bits(public_key->n) + SSH_KEY_BITS_RESERVED);            BN_num_bits(public_key->n) + SSH_KEY_BITS_RESERVED) {
           fatal("respond_to_rsa_challenge: host_key %d < public_key %d + "
                 "SSH_KEY_BITS_RESERVED %d",
                 BN_num_bits(host_key->n),
                 BN_num_bits(public_key->n),
                 SSH_KEY_BITS_RESERVED);
         }
   
       rsa_public_encrypt(key, key, public_key);        rsa_public_encrypt(key, key, public_key);
       rsa_public_encrypt(key, key, host_key);        rsa_public_encrypt(key, key, host_key);
Line 1299 
Line 1308 
   else    else
     {      {
       /* Host key has smaller modulus (or they are equal). */        /* Host key has smaller modulus (or they are equal). */
       assert(BN_num_bits(public_key->n) >=        if (BN_num_bits(public_key->n) <
              BN_num_bits(host_key->n) + SSH_KEY_BITS_RESERVED);            BN_num_bits(host_key->n) + SSH_KEY_BITS_RESERVED) {
           fatal("respond_to_rsa_challenge: public_key %d < host_key %d + "
                 "SSH_KEY_BITS_RESERVED %d",
                 BN_num_bits(public_key->n),
                 BN_num_bits(host_key->n),
                 SSH_KEY_BITS_RESERVED);
         }
   
       rsa_public_encrypt(key, key, host_key);        rsa_public_encrypt(key, key, host_key);
       rsa_public_encrypt(key, key, public_key);        rsa_public_encrypt(key, key, public_key);
Legend:
Removed from v.1.24  
changed lines
  Added in v.1.25