diff options
| -rw-r--r-- | lib/curl_ntlm_core.c | 40 |
1 files changed, 14 insertions, 26 deletions
diff --git a/lib/curl_ntlm_core.c b/lib/curl_ntlm_core.c index 0c9a352fe..c6765ecae 100644 --- a/lib/curl_ntlm_core.c +++ b/lib/curl_ntlm_core.c @@ -118,16 +118,11 @@ #define NTLMv2_BLOB_SIGNATURE "\x01\x01\x00\x00" #define NTLMv2_BLOB_LEN (44 -16 + ntlm->target_info_len + 4) -#ifdef USE_SSLEAY /* - * Turns a 56 bit key into the 64 bit, odd parity key and sets the key. The - * key schedule ks is also set. - */ -static void setup_des_key(const unsigned char *key_56, - DES_key_schedule DESKEYARG(ks)) +* Turns a 56-bit key into being 64-bit wide. +*/ +static void extend_key_56_to_64(const unsigned char *key_56, char *key) { - DES_cblock key; - key[0] = key_56[0]; key[1] = (unsigned char)(((key_56[0] << 7) & 0xFF) | (key_56[1] >> 1)); key[2] = (unsigned char)(((key_56[1] << 6) & 0xFF) | (key_56[2] >> 2)); @@ -136,29 +131,24 @@ static void setup_des_key(const unsigned char *key_56, key[5] = (unsigned char)(((key_56[4] << 3) & 0xFF) | (key_56[5] >> 5)); key[6] = (unsigned char)(((key_56[5] << 2) & 0xFF) | (key_56[6] >> 6)); key[7] = (unsigned char) ((key_56[6] << 1) & 0xFF); - - DES_set_odd_parity(&key); - DES_set_key(&key, ks); } -#else /* defined(USE_SSLEAY) */ - +#ifdef USE_SSLEAY /* - * Turns a 56 bit key into the 64 bit, odd parity key. Used by GnuTLS and NSS. + * Turns a 56 bit key into the 64 bit, odd parity key and sets the key. The + * key schedule ks is also set. */ -static void extend_key_56_to_64(const unsigned char *key_56, char *key) +static void setup_des_key(const unsigned char *key_56, + DES_key_schedule DESKEYARG(ks)) { - key[0] = key_56[0]; - key[1] = (unsigned char)(((key_56[0] << 7) & 0xFF) | (key_56[1] >> 1)); - key[2] = (unsigned char)(((key_56[1] << 6) & 0xFF) | (key_56[2] >> 2)); - key[3] = (unsigned char)(((key_56[2] << 5) & 0xFF) | (key_56[3] >> 3)); - key[4] = (unsigned char)(((key_56[3] << 4) & 0xFF) | (key_56[4] >> 4)); - key[5] = (unsigned char)(((key_56[4] << 3) & 0xFF) | (key_56[5] >> 5)); - key[6] = (unsigned char)(((key_56[5] << 2) & 0xFF) | (key_56[6] >> 6)); - key[7] = (unsigned char) ((key_56[6] << 1) & 0xFF); + DES_cblock key; + + extend_key_56_to_64(key_56, key); + DES_set_odd_parity(&key); + DES_set_key(&key, ks); } -#if defined(USE_GNUTLS_NETTLE) +#elif defined(USE_GNUTLS_NETTLE) static void setup_des_key(const unsigned char *key_56, struct des_ctx *des) @@ -318,8 +308,6 @@ static bool encrypt_des(const unsigned char *in, unsigned char *out, #endif /* defined(USE_WIN32_CRYPTO) */ -#endif /* defined(USE_SSLEAY) */ - /* * takes a 21 byte array and treats it as 3 56-bit DES keys. The * 8 byte plaintext is encrypted with each key and the resulting 24 |