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Viewing changes to libtomcrypt/des.c

  • Committer: Bazaar Package Importer
  • Author(s): Gerrit Pape
  • Date: 2005-05-25 22:38:17 UTC
  • mfrom: (1.2.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20050525223817-fdl653extybmz1zb
Tags: 0.45-3
http://bugs.debian.org/309099
* debian/dropbear.init: init script prints human readable message in case
  it's disabled (closes: #309099).
* debian/dropbear.postinst: configure: restart service through init script
  instead of start.
* debian/dropbear.prerm: set -u -> set -e.

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Lines of Context:
libtomcrypt/des.c
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#define EN0 0 
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#define DE1 1
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#if 0
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const struct _cipher_descriptor des_desc =
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{
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    "des",
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    &des_test,
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    &des_keysize
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};
 
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#endif
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const struct _cipher_descriptor des3_desc =
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{
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        *cook++ |= (*raw1 & 0x0000003fL);
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    }
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    memcpy(keyout, dough, sizeof dough);
 
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    XMEMCPY(keyout, dough, sizeof dough);
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}
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#ifdef CLEAN_STACK
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#endif
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{
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    ulong32 work, right, leftt;
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    int round;
 
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    int cur_round;
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    leftt = block[0];
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    right = block[1];
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   }
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#endif
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    for (round = 0; round < 8; round++) {
 
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    for (cur_round = 0; cur_round < 8; cur_round++) {
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        work  = ROR(right, 4) ^ *keys++;
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        leftt ^= SP7[work        & 0x3fL]
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              ^ SP5[(work >>  8) & 0x3fL]
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}
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#endif
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#if 0
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int des_setup(const unsigned char *key, int keylen, int num_rounds, symmetric_key *skey)
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{
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    _ARGCHK(key != NULL);
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    return CRYPT_OK;
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}
 
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#endif
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int des3_setup(const unsigned char *key, int keylen, int num_rounds, symmetric_key *skey)
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{
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    _ARGCHK(key != NULL);
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    _ARGCHK(skey != NULL);
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    if( num_rounds != 0 && num_rounds != 16) {
 
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    if(num_rounds != 0 && num_rounds != 16) {
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        return CRYPT_INVALID_ROUNDS;
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    }
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    return CRYPT_OK;
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}
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#if 0
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void des_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *key)
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{
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    ulong32 work[2];
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    STORE32H(work[0],pt+0);
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    STORE32H(work[1],pt+4);
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}
 
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#endif
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void des3_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *key)
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{
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    STORE32H(work[1],pt+4);
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}
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#if 0
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int des_test(void)
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{
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 #ifndef LTC_TEST
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    return CRYPT_OK;
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  #endif
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}
 
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#endif
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int des3_test(void)
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{
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 #endif
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}
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#if 0
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int des_keysize(int *desired_keysize)
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{
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    _ARGCHK(desired_keysize != NULL);
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    *desired_keysize = 8;
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    return CRYPT_OK;
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}
 
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#endif
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int des3_keysize(int *desired_keysize)
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{