X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/d0fd08fab7a646c47fae21491c8d8f1c2b790a2c..HEAD:/sigcheck.c

diff --git a/sigcheck.c b/sigcheck.c
index e5e8ccd..a0f4feb 100644
--- a/sigcheck.c
+++ b/sigcheck.c
@@ -27,6 +27,7 @@
 
 #ifdef HAVE_NETTLE
 #include <nettle/md5.h>
+#include <nettle/ripemd160.h>
 #include <nettle/sha.h>
 #else
 #include "md5.h"
@@ -42,6 +43,9 @@ int check_packet_sighash(struct openpgp_publickey *key,
 	size_t siglen, unhashedlen;
 	struct sha1_ctx sha1_context;
 	struct md5_ctx md5_context;
+#ifdef NETTLE_WITH_RIPEMD160
+	struct ripemd160_ctx ripemd160_context;
+#endif
 #ifdef NETTLE_WITH_SHA224
 	struct sha224_ctx sha224_context;
 #endif
@@ -57,7 +61,7 @@ int check_packet_sighash(struct openpgp_publickey *key,
 	uint8_t keyheader[3];
 	uint8_t packetheader[5];
 	uint8_t v4trailer[6];
-	uint8_t hash[20];
+	uint8_t hash[64];
 	uint8_t *hashdata[8];
 	size_t hashlen[8];
 	int chunks, i;
@@ -165,6 +169,19 @@ int check_packet_sighash(struct openpgp_publickey *key,
 		}
 		sha1_digest(&sha1_context, 20, hash);
 		break;
+	case OPENPGP_HASH_RIPEMD160:
+#ifdef NETTLE_WITH_RIPEMD160
+		ripemd160_init(&ripemd160_context);
+		for (i = 0; i < chunks; i++) {
+			ripemd160_update(&ripemd160_context, hashlen[i],
+				hashdata[i]);
+		}
+		ripemd160_digest(&ripemd160_context, RIPEMD160_DIGEST_SIZE,
+			hash);
+#else
+		logthing(LOGTHING_INFO, "RIPEMD160 support not available.");
+		return -1;
+#endif
 	case OPENPGP_HASH_SHA224:
 #ifdef NETTLE_WITH_SHA224
 		sha224_init(&sha224_context);