/* 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. * * Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org *//* included in sha512.c */const struct _hash_descriptor sha384_desc ={    "sha384",    4,    48,    128,    /* DER identifier */    { 0x30, 0x41, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86,       0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, 0x05,       0x00, 0x04, 0x30 },    19,    &sha384_init,    &sha512_process,    &sha384_done,    &sha384_test};void sha384_init(hash_state * md){    _ARGCHK(md != NULL);    md->sha512.curlen = 0;    md->sha512.length = 0;    md->sha512.state[0] = CONST64(0xcbbb9d5dc1059ed8);    md->sha512.state[1] = CONST64(0x629a292a367cd507);    md->sha512.state[2] = CONST64(0x9159015a3070dd17);    md->sha512.state[3] = CONST64(0x152fecd8f70e5939);    md->sha512.state[4] = CONST64(0x67332667ffc00b31);    md->sha512.state[5] = CONST64(0x8eb44a8768581511);    md->sha512.state[6] = CONST64(0xdb0c2e0d64f98fa7);    md->sha512.state[7] = CONST64(0x47b5481dbefa4fa4);}int sha384_done(hash_state * md, unsigned char *hash){   unsigned char buf[64];   _ARGCHK(md != NULL);   _ARGCHK(hash != NULL);    if (md->sha512.curlen >= sizeof(md->sha512.buf)) {       return CRYPT_INVALID_ARG;    }   sha512_done(md, buf);   memcpy(hash, buf, 48);#ifdef CLEAN_STACK   zeromem(buf, sizeof(buf));#endif   return CRYPT_OK;}int  sha384_test(void){ #ifndef LTC_TEST    return CRYPT_NOP; #else      static const struct {      char *msg;      unsigned char hash[48];  } tests[] = {    { "abc",      { 0xcb, 0x00, 0x75, 0x3f, 0x45, 0xa3, 0x5e, 0x8b,        0xb5, 0xa0, 0x3d, 0x69, 0x9a, 0xc6, 0x50, 0x07,        0x27, 0x2c, 0x32, 0xab, 0x0e, 0xde, 0xd1, 0x63,        0x1a, 0x8b, 0x60, 0x5a, 0x43, 0xff, 0x5b, 0xed,        0x80, 0x86, 0x07, 0x2b, 0xa1, 0xe7, 0xcc, 0x23,        0x58, 0xba, 0xec, 0xa1, 0x34, 0xc8, 0x25, 0xa7 }    },    { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",      { 0x09, 0x33, 0x0c, 0x33, 0xf7, 0x11, 0x47, 0xe8,        0x3d, 0x19, 0x2f, 0xc7, 0x82, 0xcd, 0x1b, 0x47,        0x53, 0x11, 0x1b, 0x17, 0x3b, 0x3b, 0x05, 0xd2,        0x2f, 0xa0, 0x80, 0x86, 0xe3, 0xb0, 0xf7, 0x12,        0xfc, 0xc7, 0xc7, 0x1a, 0x55, 0x7e, 0x2d, 0xb9,        0x66, 0xc3, 0xe9, 0xfa, 0x91, 0x74, 0x60, 0x39 }    },  };  int i;  unsigned char tmp[48];  hash_state md;  for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) {      sha384_init(&md);      sha384_process(&md, (unsigned char*)tests[i].msg, (unsigned long)strlen(tests[i].msg));      sha384_done(&md, tmp);      if (memcmp(tmp, tests[i].hash, 48) != 0) {         return CRYPT_FAIL_TESTVECTOR;      }  }  return CRYPT_OK; #endif}