openvpn: fix disabling DES support in mbedtls

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Magnus Kroken <mkroken@gmail.com>
master
Felix Fietkau 8 years ago
parent 13592c1454
commit e6871ab925
  1. 81
      package/network/services/openvpn/patches/220-disable_des.patch

@ -0,0 +1,81 @@
--- a/src/openvpn/syshead.h
+++ b/src/openvpn/syshead.h
@@ -594,11 +594,11 @@ socket_defined(const socket_descriptor_t
/*
* Should we include NTLM proxy functionality
*/
-#if defined(ENABLE_CRYPTO)
-#define NTLM 1
-#else
+//#if defined(ENABLE_CRYPTO)
+//#define NTLM 1
+//#else
#define NTLM 0
-#endif
+//#endif
/*
* Should we include proxy digest auth functionality
--- a/src/openvpn/crypto_mbedtls.c
+++ b/src/openvpn/crypto_mbedtls.c
@@ -320,6 +320,7 @@ int
key_des_num_cblocks(const mbedtls_cipher_info_t *kt)
{
int ret = 0;
+#ifdef MBEDTLS_DES_C
if (kt->type == MBEDTLS_CIPHER_DES_CBC)
{
ret = 1;
@@ -332,6 +333,7 @@ key_des_num_cblocks(const mbedtls_cipher
{
ret = 3;
}
+#endif
dmsg(D_CRYPTO_DEBUG, "CRYPTO INFO: n_DES_cblocks=%d", ret);
return ret;
@@ -340,6 +342,7 @@ key_des_num_cblocks(const mbedtls_cipher
bool
key_des_check(uint8_t *key, int key_len, int ndc)
{
+#ifdef MBEDTLS_DES_C
int i;
struct buffer b;
@@ -368,11 +371,15 @@ key_des_check(uint8_t *key, int key_len,
err:
return false;
+#else
+ return true;
+#endif
}
void
key_des_fixup(uint8_t *key, int key_len, int ndc)
{
+#ifdef MBEDTLS_DES_C
int i;
struct buffer b;
@@ -387,6 +394,7 @@ key_des_fixup(uint8_t *key, int key_len,
}
mbedtls_des_key_set_parity(key);
}
+#endif
}
/*
@@ -698,10 +706,12 @@ cipher_des_encrypt_ecb(const unsigned ch
unsigned char *src,
unsigned char *dst)
{
+#ifdef MBEDTLS_DES_C
mbedtls_des_context ctx;
ASSERT(mbed_ok(mbedtls_des_setkey_enc(&ctx, key)));
ASSERT(mbed_ok(mbedtls_des_crypt_ecb(&ctx, src, dst)));
+#endif
}
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