tls1-prf: use Nettle 4 digest interface

Signed-off-by: Daiki Ueno <ueno@gnu.org>

diff --git a/lib/nettle/int/tls1-prf.c b/lib/nettle/int/tls1-prf.c
index 46520b06a088bdf8240e2e812f07701770866ae4..470e6843a4ca9cdda77fea19a389a2125d57cd24 100644 (file)
--- a/lib/nettle/int/tls1-prf.c
+++ b/lib/nettle/int/tls1-prf.c
@@ -38,6 +38,7 @@
 #include "int/tls1-prf.h"
 #include <nettle/sha1.h>
 #include <nettle/md5.h>
+#include <nettle/version.h>
 
 /* The RFC2246 P_hash() function. The mac_ctx is expected to
  * be initialized and key set to be the secret key.
@@ -50,6 +51,7 @@ static void P_hash(void *mac_ctx, nettle_hash_update_func *update,
        uint8_t Atmp[MAX_HASH_SIZE];
        ssize_t left;
        unsigned started = 0;
+       uint8_t tmp[MAX_HASH_SIZE];
 
        /* round up */
        left = dst_length;
@@ -63,7 +65,11 @@ static void P_hash(void *mac_ctx, nettle_hash_update_func *update,
                } else {
                        update(mac_ctx, digest_size, Atmp);
                }
+#if NETTLE_VERSION_MAJOR >= 4
+               digest(mac_ctx, Atmp); /* store A(i) */
+#else
                digest(mac_ctx, digest_size, Atmp); /* store A(i) */
+#endif
 
                update(mac_ctx, digest_size, Atmp); /* hash A(i) */
                update(mac_ctx, label_size,
@@ -73,7 +79,12 @@ static void P_hash(void *mac_ctx, nettle_hash_update_func *update,
                if (left < (ssize_t)digest_size)
                        digest_size = left;
 
-               digest(mac_ctx, digest_size, dst);
+#if NETTLE_VERSION_MAJOR >= 4
+               digest(mac_ctx, tmp);
+#else
+               digest(mac_ctx, digest_size, tmp);
+#endif
+               memcpy(dst, tmp, digest_size);
 
                left -= digest_size;
                dst += digest_size;