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allow compiling out weak enctype support

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This commit is contained in:
Love Hornquist Astrand
2009-08-18 13:54:35 +02:00
parent ee2814c5ff
commit 4afb61a24a
1 changed files with 70 additions and 53 deletions
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123
lib/krb5/crypto.c
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@@ -1198,37 +1198,7 @@ NONE_checksum(krb5_context context,
return 0;
}
static krb5_error_code
CRC32_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
uint32_t crc;
unsigned char *r = C->checksum.data;
_krb5_crc_init_table ();
crc = _krb5_crc_update (data, len, 0);
r[0] = crc & 0xff;
r[1] = (crc >> 8) & 0xff;
r[2] = (crc >> 16) & 0xff;
r[3] = (crc >> 24) & 0xff;
return 0;
}
static krb5_error_code
RSA_MD4_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
if (EVP_Digest(data, len, C->checksum.data, NULL, EVP_md4(), NULL) != 1)
krb5_abortx(context, "md4 checksum failed");
return 0;
}
#if defined(DES3_OLD_ENCTYPE) || defined(HEIM_WEAK_CRYPTO)
static krb5_error_code
des_checksum(krb5_context context,
@@ -1302,6 +1272,42 @@ des_verify(krb5_context context,
return ret;
}
#endif
#ifdef HEIM_WEAK_CRYPTO
static krb5_error_code
CRC32_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
uint32_t crc;
unsigned char *r = C->checksum.data;
_krb5_crc_init_table ();
crc = _krb5_crc_update (data, len, 0);
r[0] = crc & 0xff;
r[1] = (crc >> 8) & 0xff;
r[2] = (crc >> 16) & 0xff;
r[3] = (crc >> 24) & 0xff;
return 0;
}
static krb5_error_code
RSA_MD4_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
if (EVP_Digest(data, len, C->checksum.data, NULL, EVP_md4(), NULL) != 1)
krb5_abortx(context, "md4 checksum failed");
return 0;
}
static krb5_error_code
RSA_MD4_DES_checksum(krb5_context context,
struct key_data *key,
@@ -1324,19 +1330,6 @@ RSA_MD4_DES_verify(krb5_context context,
return des_verify(context, EVP_md5(), key, data, len, C);
}
static krb5_error_code
RSA_MD5_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
if (EVP_Digest(data, len, C->checksum.data, NULL, EVP_md5(), NULL) != 1)
krb5_abortx(context, "md5 checksum failed");
return 0;
}
static krb5_error_code
RSA_MD5_DES_checksum(krb5_context context,
struct key_data *key,
@@ -1359,6 +1352,8 @@ RSA_MD5_DES_verify(krb5_context context,
return des_verify(context, EVP_md5(), key, data, len, C);
}
#endif /* HEIM_WEAK_CRYPTO */
#ifdef DES3_OLD_ENCTYPE
static krb5_error_code
RSA_MD5_DES3_checksum(krb5_context context,
@@ -1570,6 +1565,7 @@ static struct checksum_type checksum_none = {
NONE_checksum,
NULL
};
#ifdef HEIM_WEAK_CRYPTO
static struct checksum_type checksum_crc32 = {
CKSUMTYPE_CRC32,
"crc32",
@@ -1597,15 +1593,6 @@ static struct checksum_type checksum_rsa_md4_des = {
RSA_MD4_DES_checksum,
RSA_MD4_DES_verify
};
static struct checksum_type checksum_rsa_md5 = {
CKSUMTYPE_RSA_MD5,
"rsa-md5",
64,
16,
F_CPROOF,
RSA_MD5_checksum,
NULL
};
static struct checksum_type checksum_rsa_md5_des = {
CKSUMTYPE_RSA_MD5_DES,
"rsa-md5-des",
@@ -1615,6 +1602,34 @@ static struct checksum_type checksum_rsa_md5_des = {
RSA_MD5_DES_checksum,
RSA_MD5_DES_verify
};
#endif /* HEIM_WEAK_CRYPTO */
#if defined(DES3_OLD_ENCTYPE) || defined(HEIM_WEAK_CRYPTO)
static krb5_error_code
RSA_MD5_checksum(krb5_context context,
struct key_data *key,
const void *data,
size_t len,
unsigned usage,
Checksum *C)
{
if (EVP_Digest(data, len, C->checksum.data, NULL, EVP_md5(), NULL) != 1)
krb5_abortx(context, "md5 checksum failed");
return 0;
}
static struct checksum_type checksum_rsa_md5 = {
CKSUMTYPE_RSA_MD5,
"rsa-md5",
64,
16,
F_CPROOF,
RSA_MD5_checksum,
NULL
};
#endif
#ifdef DES3_OLD_ENCTYPE
static struct checksum_type checksum_rsa_md5_des3 = {
CKSUMTYPE_RSA_MD5_DES3,
@@ -1677,11 +1692,13 @@ static struct checksum_type checksum_hmac_md5 = {
static struct checksum_type *checksum_types[] = {
&checksum_none,
#ifdef HEIM_WEAK_CRYPTO
&checksum_crc32,
&checksum_rsa_md4,
&checksum_rsa_md4_des,
&checksum_rsa_md5,
&checksum_rsa_md5_des,
#endif
#ifdef DES3_OLD_ENCTYPE
&checksum_rsa_md5_des3,
#endif