Add SHA1x hash support

[onak.git] / sigcheck.c

diff --git a/sigcheck.c b/sigcheck.c
index cbc28b87ccfbeacaade0f5a2c88d2a76c1e5a788..900d3514fab414bd30ee85580b58a5c7108c9067 100644 (file)
--- a/sigcheck.c
+++ b/sigcheck.c
@@ -34,6 +34,7 @@
 #include "md5.h"
 #include "sha1.h"
 #endif
+#include "sha1x.h"
 
 int check_packet_sighash(struct openpgp_publickey *key,
                        struct openpgp_packet *packet,
@@ -43,6 +44,7 @@ int check_packet_sighash(struct openpgp_publickey *key,
        uint8_t *sighash;
        size_t siglen, unhashedlen;
        struct sha1_ctx sha1_context;
+       struct sha1x_ctx sha1x_context;
        struct md5_ctx md5_context;
 #ifdef NETTLE_WITH_RIPEMD160
        struct ripemd160_ctx ripemd160_context;
@@ -187,6 +189,13 @@ int check_packet_sighash(struct openpgp_publickey *key,
                logthing(LOGTHING_INFO, "RIPEMD160 support not available.");
                return -1;
 #endif
+       case OPENPGP_HASH_SHA1X:
+               sha1x_init(&sha1x_context);
+               for (i = 0; i < chunks; i++) {
+                       sha1x_update(&sha1x_context, hashlen[i], hashdata[i]);
+               }
+               sha1x_digest(&sha1x_context, 20, hash);
+               break;
        case OPENPGP_HASH_SHA224:
 #ifdef NETTLE_WITH_SHA224
                sha224_init(&sha224_context);