Make compatible with nettle >= 3.5 (not yet in ports)

Pull in patch from
https://github.com/themiron/dnsmasq/commit/6fd9aba7abe1e084123bc5002959350897774ace

Obtained from:	Vladislav Grishenko

1 files changed, 31 insertions, 0 deletions

diff --git a/dns/dnsmasq/files/patch-src_crypto.c b/dns/dnsmasq/files/patch-src_crypto.c
new file mode 100644
index 000000000000..caf63280d398
--- /dev/null
+++ b/dns/dnsmasq/files/patch-src_crypto.c
@@ -0,0 +1,31 @@
+--- src/crypto.c.orig	2018-10-18 18:21:55 UTC
++++ src/crypto.c
+@@ -275,6 +275,10 @@ static int dnsmasq_ecdsa_verify(struct blockdata *key_
+   static struct ecc_point *key_256 = NULL, *key_384 = NULL;
+   static mpz_t x, y;
+   static struct dsa_signature *sig_struct;
++#if NETTLE_VERSION_MAJOR == 3 && NETTLE_VERSION_MINOR < 4
++#define nettle_get_secp_256r1() (&nettle_secp_256r1)
++#define nettle_get_secp_384r1() (&nettle_secp_384r1)
++#endif
+   
+   if (!sig_struct)
+     {
+@@ -294,7 +298,7 @@ static int dnsmasq_ecdsa_verify(struct blockdata *key_
+ 	  if (!(key_256 = whine_malloc(sizeof(struct ecc_point))))
+ 	    return 0;
+ 	  
+-	  nettle_ecc_point_init(key_256, &nettle_secp_256r1);
++	  nettle_ecc_point_init(key_256, nettle_get_secp_256r1());
+ 	}
+       
+       key = key_256;
+@@ -307,7 +311,7 @@ static int dnsmasq_ecdsa_verify(struct blockdata *key_
+ 	  if (!(key_384 = whine_malloc(sizeof(struct ecc_point))))
+ 	    return 0;
+ 	  
+-	  nettle_ecc_point_init(key_384, &nettle_secp_384r1);
++	  nettle_ecc_point_init(key_384, nettle_get_secp_384r1());
+ 	}
+       
+       key = key_384;