resample filter: Infrastructure.

[paraslash.git] / gcrypt.c

diff --git a/gcrypt.c b/gcrypt.c
index 1e997fb45c0bd6a753a79bfcff1db5ede4546782..aaf97d424b4e5725c025288d4dd5cc341da9a6a2 100644 (file)
--- a/gcrypt.c
+++ b/gcrypt.c
@@ -695,7 +695,6 @@ int get_asymmetric_key(const char *key_file, int private,
        key->num_bytes = ret;
        key->sexp = sexp;
        *result = key;
-       ret = key->num_bytes;
 unmap:
        ret2 = para_munmap(map, map_size);
        if (ret >= 0 && ret2 < 0)
@@ -970,3 +969,15 @@ int sc_recv_bin_buffer(struct stream_cipher_context *scc, char *buf,
        assert(gret == 0);
        return ret;
 }
+
+void sc_crypt(struct stream_cipher *sc, struct iovec *src, struct iovec *dst)
+{
+       gcry_cipher_hd_t handle = sc->handle;
+       gcry_error_t gret;
+
+       /* perform in-place encryption */
+       *dst = *src;
+       gret = gcry_cipher_encrypt(handle, src->iov_base, src->iov_len,
+               NULL, 0);
+       assert(gret == 0);
+}