libgnutls-extra is no more.

1 files changed, 912 insertions, 0 deletions

diff --git a/extra/gnutls_openssl.c b/extra/gnutls_openssl.c
new file mode 100644
index 0000000000..14121da9a8
--- /dev/null
+++ b/extra/gnutls_openssl.c
@@ -0,0 +1,912 @@
+/*
+ * Copyright (C) 2004, 2005, 2006, 2008, 2010 Free Software Foundation,
+ * Inc.
+ * Copyright (c) 2002 Andrew McDonald <andrew@mcdonald.org.uk>
+ *
+ * This file is part of GnuTLS-EXTRA.
+ *
+ * GnuTLS-extra is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *               
+ * GnuTLS-extra is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *                               
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include <gnutls/gnutls.h>
+#include <openssl_compat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../lib/gnutls_int.h"
+#include "../lib/random.h"
+#include "../lib/gnutls_hash_int.h"
+
+/* In win32 X509_NAME is defined in wincrypt.h.
+ * undefine it to avoid the conflict with openssl.h.
+ */
+#ifdef X509_NAME
+# undef X509_NAME
+#endif
+#include <gnutls/openssl.h>
+
+/* Gnulib re-defines shutdown on mingw.  We only use it as a variable
+   name, so restore the original name. */
+#undef shutdown
+
+/* XXX: See lib/gnutls_int.h. */
+#define GNUTLS_POINTER_TO_INT(_) ((int) GNUTLS_POINTER_TO_INT_CAST (_))
+#define GNUTLS_INT_TO_POINTER(_) ((void*) GNUTLS_POINTER_TO_INT_CAST (_))
+
+/* WARNING: Error functions aren't currently thread-safe */
+
+static int last_error = 0;
+
+/* Library initialisation functions */
+
+int
+SSL_library_init (void)
+{
+  gnutls_global_init ();
+  /* NB: we haven't got anywhere to call gnutls_global_deinit() */
+  return 1;
+}
+
+void
+OpenSSL_add_all_algorithms (void)
+{
+}
+
+
+/* SSL_CTX structure handling */
+
+SSL_CTX *
+SSL_CTX_new (SSL_METHOD * method)
+{
+  SSL_CTX *ctx;
+
+  ctx = (SSL_CTX *) calloc (1, sizeof (SSL_CTX));
+  ctx->method = method;
+
+  return ctx;
+}
+
+void
+SSL_CTX_free (SSL_CTX * ctx)
+{
+  free (ctx->method);
+  free (ctx);
+}
+
+int
+SSL_CTX_set_default_verify_paths (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+int
+SSL_CTX_use_certificate_file (SSL_CTX * ctx, const char *certfile, int type)
+{
+  ctx->certfile = (char *) calloc (1, strlen (certfile) + 1);
+  if (!ctx->certfile)
+    return -1;
+  memcpy (ctx->certfile, certfile, strlen (certfile));
+
+  ctx->certfile_type = type;
+
+  return 1;
+}
+
+int
+SSL_CTX_use_PrivateKey_file (SSL_CTX * ctx, const char *keyfile, int type)
+{
+  ctx->keyfile = (char *) calloc (1, strlen (keyfile) + 1);
+  if (!ctx->keyfile)
+    return -1;
+  memcpy (ctx->keyfile, keyfile, strlen (keyfile));
+
+  ctx->keyfile_type = type;
+
+  return 1;
+
+}
+
+void
+SSL_CTX_set_verify (SSL_CTX * ctx, int verify_mode,
+                    int (*verify_callback) (int, X509_STORE_CTX *))
+{
+  ctx->verify_mode = verify_mode;
+  ctx->verify_callback = verify_callback;
+}
+
+unsigned long
+SSL_CTX_set_options (SSL_CTX * ctx, unsigned long options)
+{
+  return (ctx->options |= options);
+}
+
+long
+SSL_CTX_set_mode (SSL_CTX * ctx, long mode)
+{
+  return 0;
+}
+
+int
+SSL_CTX_set_cipher_list (SSL_CTX * ctx, const char *list)
+{
+  /* FIXME: ignore this for the moment */
+  /* We're going to have to parse the "list" string to do this */
+  /* It is a string, which in its simplest form is something like
+     "DES-CBC3-SHA:IDEA-CBC-MD5", but can be rather more complicated
+     (see OpenSSL's ciphers(1) manpage for details) */
+
+  return 1;
+}
+
+
+/* SSL_CTX statistics */
+
+long
+SSL_CTX_sess_number (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_connect (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_connect_good (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_connect_renegotiate (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_accept (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_accept_good (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_accept_renegotiate (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_hits (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_misses (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+long
+SSL_CTX_sess_timeouts (SSL_CTX * ctx)
+{
+  return 0;
+}
+
+
+
+/* SSL structure handling */
+
+SSL *
+SSL_new (SSL_CTX * ctx)
+{
+  SSL *ssl;
+  int err;
+
+  ssl = (SSL *) calloc (1, sizeof (SSL));
+  if (!ssl)
+    return NULL;
+
+  err = gnutls_certificate_allocate_credentials (&ssl->gnutls_cred);
+  if (err < 0)
+    {
+      last_error = err;
+      free (ssl);
+      return NULL;
+    }
+
+  gnutls_init (&ssl->gnutls_state, ctx->method->connend);
+
+  gnutls_priority_set_direct (ssl->gnutls_state,
+                                ctx->method->priority_string, NULL);
+
+  gnutls_credentials_set (ssl->gnutls_state, GNUTLS_CRD_CERTIFICATE,
+                          ssl->gnutls_cred);
+  if (ctx->certfile)
+    gnutls_certificate_set_x509_trust_file (ssl->gnutls_cred,
+                                            ctx->certfile,
+                                            ctx->certfile_type);
+  if (ctx->keyfile)
+    gnutls_certificate_set_x509_key_file (ssl->gnutls_cred,
+                                          ctx->certfile, ctx->keyfile,
+                                          ctx->keyfile_type);
+  ssl->ctx = ctx;
+  ssl->verify_mode = ctx->verify_mode;
+  ssl->verify_callback = ctx->verify_callback;
+
+  ssl->options = ctx->options;
+
+  ssl->rfd = (gnutls_transport_ptr_t) - 1;
+  ssl->wfd = (gnutls_transport_ptr_t) - 1;
+
+  return ssl;
+}
+
+void
+SSL_free (SSL * ssl)
+{
+  gnutls_certificate_free_credentials (ssl->gnutls_cred);
+  gnutls_deinit (ssl->gnutls_state);
+  free (ssl);
+}
+
+void
+SSL_load_error_strings (void)
+{
+}
+
+int
+SSL_get_error (SSL * ssl, int ret)
+{
+  if (ret > 0)
+    return SSL_ERROR_NONE;
+
+  return SSL_ERROR_ZERO_RETURN;
+}
+
+int
+SSL_set_fd (SSL * ssl, int fd)
+{
+  gnutls_transport_set_ptr (ssl->gnutls_state, GNUTLS_INT_TO_POINTER (fd));
+  return 1;
+}
+
+int
+SSL_set_rfd (SSL * ssl, int fd)
+{
+  ssl->rfd = GNUTLS_INT_TO_POINTER (fd);
+
+  if (ssl->wfd != (gnutls_transport_ptr_t) - 1)
+    gnutls_transport_set_ptr2 (ssl->gnutls_state, ssl->rfd, ssl->wfd);
+
+  return 1;
+}
+
+int
+SSL_set_wfd (SSL * ssl, int fd)
+{
+  ssl->wfd = GNUTLS_INT_TO_POINTER (fd);
+
+  if (ssl->rfd != (gnutls_transport_ptr_t) - 1)
+    gnutls_transport_set_ptr2 (ssl->gnutls_state, ssl->rfd, ssl->wfd);
+
+  return 1;
+}
+
+void
+SSL_set_bio (SSL * ssl, BIO * rbio, BIO * wbio)
+{
+  gnutls_transport_set_ptr2 (ssl->gnutls_state, rbio->fd, wbio->fd);
+  /*    free(BIO); ? */
+}
+
+void
+SSL_set_connect_state (SSL * ssl)
+{
+}
+
+int
+SSL_pending (SSL * ssl)
+{
+  return gnutls_record_check_pending (ssl->gnutls_state);
+}
+
+void
+SSL_set_verify (SSL * ssl, int verify_mode,
+                int (*verify_callback) (int, X509_STORE_CTX *))
+{
+  ssl->verify_mode = verify_mode;
+  ssl->verify_callback = verify_callback;
+}
+
+const X509 *
+SSL_get_peer_certificate (SSL * ssl)
+{
+  const gnutls_datum_t *cert_list;
+  unsigned int cert_list_size = 0;
+
+  cert_list = gnutls_certificate_get_peers (ssl->gnutls_state,
+                                            &cert_list_size);
+
+  return cert_list;
+}
+
+/* SSL connection open/close/read/write functions */
+
+int
+SSL_connect (SSL * ssl)
+{
+  X509_STORE_CTX *store;
+  unsigned int cert_list_size = 0;
+  int err;
+  char x_priority[256];
+  /* take options into account before connecting */
+
+  memset (x_priority, 0, sizeof (x_priority));
+  if (ssl->options & SSL_OP_NO_TLSv1)
+    {
+      snprintf(x_priority, sizeof(x_priority), "%s:-VERS-TLS1.0", ssl->ctx->method->priority_string);
+      err = gnutls_priority_set_direct(ssl->gnutls_state, x_priority, NULL);
+      if (err < 0)
+        {
+          last_error = err;
+          return 0;
+        }
+    }
+
+  err = gnutls_handshake (ssl->gnutls_state);
+  ssl->last_error = err;
+
+  if (err < 0)
+    {
+      last_error = err;
+      return 0;
+    }
+
+  store = (X509_STORE_CTX *) calloc (1, sizeof (X509_STORE_CTX));
+  store->ssl = ssl;
+  store->cert_list = gnutls_certificate_get_peers (ssl->gnutls_state,
+                                                   &cert_list_size);
+
+  if (ssl->verify_callback)
+    {
+      ssl->verify_callback (1 /*FIXME*/, store);
+    }
+  ssl->state = SSL_ST_OK;
+
+  err = store->error;
+  free (store);
+
+  /* FIXME: deal with error from callback */
+
+  return 1;
+}
+
+int
+SSL_accept (SSL * ssl)
+{
+  X509_STORE_CTX *store;
+  unsigned int cert_list_size = 0;
+  int err;
+  char x_priority[256];
+  /* take options into account before connecting */
+
+  memset (x_priority, 0, sizeof (x_priority));
+  if (ssl->options & SSL_OP_NO_TLSv1)
+    {
+      snprintf(x_priority, sizeof(x_priority), "%s:-VERS-TLS1.0", ssl->ctx->method->priority_string);
+      err = gnutls_priority_set_direct(ssl->gnutls_state, x_priority, NULL);
+      if (err < 0)
+        {
+          last_error = err;
+          return 0;
+        }
+    }
+
+  /* FIXME: dh params, do we want client cert? */
+
+  err = gnutls_handshake (ssl->gnutls_state);
+  ssl->last_error = err;
+
+  if (err < 0)
+    {
+      last_error = err;
+      return 0;
+    }
+
+  store = (X509_STORE_CTX *) calloc (1, sizeof (X509_STORE_CTX));
+  store->ssl = ssl;
+  store->cert_list = gnutls_certificate_get_peers (ssl->gnutls_state,
+                                                   &cert_list_size);
+
+  if (ssl->verify_callback)
+    {
+      ssl->verify_callback (1 /*FIXME*/, store);
+    }
+  ssl->state = SSL_ST_OK;
+
+  err = store->error;
+  free (store);
+
+  /* FIXME: deal with error from callback */
+
+  return 1;
+}
+
+int
+SSL_shutdown (SSL * ssl)
+{
+  if (!ssl->shutdown)
+    {
+      gnutls_bye (ssl->gnutls_state, GNUTLS_SHUT_WR);
+      ssl->shutdown++;
+    }
+  else
+    {
+      gnutls_bye (ssl->gnutls_state, GNUTLS_SHUT_RDWR);
+      ssl->shutdown++;
+    }
+
+  /* FIXME */
+  return 1;
+}
+
+int
+SSL_read (SSL * ssl, void *buf, int len)
+{
+  int ret;
+
+  ret = gnutls_record_recv (ssl->gnutls_state, buf, len);
+  ssl->last_error = ret;
+
+  if (ret < 0)
+    {
+      last_error = ret;
+      return 0;
+    }
+
+  return ret;
+}
+
+int
+SSL_write (SSL * ssl, const void *buf, int len)
+{
+  int ret;
+
+  ret = gnutls_record_send (ssl->gnutls_state, buf, len);
+  ssl->last_error = ret;
+
+  if (ret < 0)
+    {
+      last_error = ret;
+      return 0;
+    }
+
+  return ret;
+}
+
+int
+SSL_want (SSL * ssl)
+{
+  return SSL_NOTHING;
+}
+
+
+/* SSL_METHOD functions */
+
+SSL_METHOD *
+SSLv23_client_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-TLS1.0:+VERS-SSL3.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+
+  m->connend = GNUTLS_CLIENT;
+
+  return m;
+}
+
+SSL_METHOD *
+SSLv23_server_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-TLS1.0:+VERS-SSL3.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+  m->connend = GNUTLS_SERVER;
+
+  return m;
+}
+
+SSL_METHOD *
+SSLv3_client_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-SSL3.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+  m->connend = GNUTLS_CLIENT;
+
+  return m;
+}
+
+SSL_METHOD *
+SSLv3_server_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-SSL3.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+  m->connend = GNUTLS_SERVER;
+
+  return m;
+}
+
+SSL_METHOD *
+TLSv1_client_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-TLS1.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+  m->connend = GNUTLS_CLIENT;
+
+  return m;
+}
+
+SSL_METHOD *
+TLSv1_server_method (void)
+{
+  SSL_METHOD *m;
+  m = (SSL_METHOD *) calloc (1, sizeof (SSL_METHOD));
+  if (!m)
+    return NULL;
+
+  strcpy(m->priority_string, "NONE:+VERS-TLS1.0:+CIPHER-ALL:+COMP-ALL:+RSA:+DHE-RSA:+DHE-DSS:+MAC-ALL");
+  m->connend = GNUTLS_SERVER;
+
+  return m;
+}
+
+
+/* SSL_CIPHER functions */
+
+SSL_CIPHER *
+SSL_get_current_cipher (SSL * ssl)
+{
+  if (!ssl)
+    return NULL;
+
+  ssl->ciphersuite.version = gnutls_protocol_get_version (ssl->gnutls_state);
+  ssl->ciphersuite.cipher = gnutls_cipher_get (ssl->gnutls_state);
+  ssl->ciphersuite.kx = gnutls_kx_get (ssl->gnutls_state);
+  ssl->ciphersuite.mac = gnutls_mac_get (ssl->gnutls_state);
+  ssl->ciphersuite.compression = gnutls_compression_get (ssl->gnutls_state);
+  ssl->ciphersuite.cert = gnutls_certificate_type_get (ssl->gnutls_state);
+
+  return &(ssl->ciphersuite);
+}
+
+const char *
+SSL_CIPHER_get_name (SSL_CIPHER * cipher)
+{
+  if (!cipher)
+    return ("NONE");
+
+  return gnutls_cipher_suite_get_name (cipher->kx,
+                                       cipher->cipher, cipher->mac);
+}
+
+int
+SSL_CIPHER_get_bits (SSL_CIPHER * cipher, int *bits)
+{
+  int bit_result;
+
+  if (!cipher)
+    return 0;
+
+  bit_result = (8 * gnutls_cipher_get_key_size (cipher->cipher));
+
+  if (bits)
+    *bits = bit_result;
+
+  return bit_result;
+}
+
+const char *
+SSL_CIPHER_get_version (SSL_CIPHER * cipher)
+{
+  const char *ret;
+
+  if (!cipher)
+    return ("(NONE)");
+
+  ret = gnutls_protocol_get_name (cipher->version);
+  if (ret)
+    return ret;
+
+  return ("unknown");
+}
+
+char *
+SSL_CIPHER_description (SSL_CIPHER * cipher, char *buf, int size)
+{
+  char *tmpbuf;
+  int tmpsize;
+  int local_alloc;
+
+  if (buf)
+    {
+      tmpbuf = buf;
+      tmpsize = size;
+      local_alloc = 0;
+    }
+  else
+    {
+      tmpbuf = (char *) malloc (128);
+      tmpsize = 128;
+      local_alloc = 1;
+    }
+
+  if (snprintf (tmpbuf, tmpsize, "%s %s %s %s",
+                gnutls_protocol_get_name (cipher->version),
+                gnutls_kx_get_name (cipher->kx),
+                gnutls_cipher_get_name (cipher->cipher),
+                gnutls_mac_get_name (cipher->mac)) == -1)
+    {
+      if (local_alloc)
+        free (tmpbuf);
+      return (char *) "Buffer too small";
+    }
+
+  return tmpbuf;
+}
+
+
+/* X509 functions */
+
+X509_NAME *
+X509_get_subject_name (const X509 * cert)
+{
+  gnutls_x509_dn *dn;
+  dn = (gnutls_x509_dn *) calloc (1, sizeof (gnutls_x509_dn));
+  if (gnutls_x509_extract_certificate_dn (cert, dn) < 0)
+    {
+      free (dn);
+      return NULL;
+    }
+  return dn;
+}
+
+X509_NAME *
+X509_get_issuer_name (const X509 * cert)
+{
+  gnutls_x509_dn *dn;
+  dn = (gnutls_x509_dn *) calloc (1, sizeof (gnutls_x509_dn));
+  if (gnutls_x509_extract_certificate_issuer_dn (cert, dn) < 0)
+    {
+      free (dn);
+      return NULL;
+    }
+  return dn;
+}
+
+char *
+X509_NAME_oneline (gnutls_x509_dn * name, char *buf, int len)
+{
+  /* XXX openssl allocates buffer if buf == NULL */
+  if (!buf)
+    return NULL;
+  memset (buf, 0, len);
+
+  snprintf (buf, len - 1,
+            "C=%s, ST=%s, L=%s, O=%s, OU=%s, CN=%s/Email=%s",
+            name->country, name->state_or_province_name,
+            name->locality_name, name->organization,
+            name->organizational_unit_name, name->common_name, name->email);
+  return buf;
+}
+
+void
+X509_free (const X509 * cert)
+{
+  /* only get certificates as const items */
+}
+
+
+/* BIO functions */
+
+void
+BIO_get_fd (gnutls_session_t gnutls_state, int *fd)
+{
+  gnutls_transport_ptr_t tmp = gnutls_transport_get_ptr (gnutls_state);
+  *fd = GNUTLS_POINTER_TO_INT (tmp);
+}
+
+BIO *
+BIO_new_socket (int sock, int close_flag)
+{
+  BIO *bio;
+
+  bio = (BIO *) malloc (sizeof (BIO));
+  if (!bio)
+    return NULL;
+
+  bio->fd = GNUTLS_INT_TO_POINTER (sock);
+
+  return bio;
+}
+
+
+/* error handling */
+
+unsigned long
+ERR_get_error (void)
+{
+  unsigned long ret;
+
+  ret = -1 * last_error;
+  last_error = 0;
+
+  return ret;
+}
+
+const char *
+ERR_error_string (unsigned long e, char *buf)
+{
+  return gnutls_strerror (-1 * e);
+}
+
+
+/* RAND functions */
+
+int
+RAND_status (void)
+{
+  return 1;
+}
+
+void
+RAND_seed (const void *buf, int num)
+{
+}
+
+int
+RAND_bytes (unsigned char *buf, int num)
+{
+  gnutls_rnd (GNUTLS_RND_RANDOM, buf, num);
+  return 1;
+}
+
+int
+RAND_pseudo_bytes (unsigned char *buf, int num)
+{
+  gnutls_rnd (GNUTLS_RND_NONCE, buf, num);
+  return 1;
+}
+
+const char *
+RAND_file_name (char *buf, size_t len)
+{
+  return "";
+}
+
+int
+RAND_load_file (const char *name, long maxbytes)
+{
+  return maxbytes;
+}
+
+int
+RAND_write_file (const char *name)
+{
+  return 0;
+}
+
+int
+RAND_egd_bytes (const char *path, int bytes)
+{
+  /* fake it */
+  return bytes;
+}
+
+
+/* message digest functions */
+
+void
+MD5_Init (MD5_CTX * ctx)
+{
+  ctx->handle = gnutls_malloc (sizeof (digest_hd_st));
+  if (!ctx->handle)
+    abort ();
+  _gnutls_hash_init (ctx->handle, GNUTLS_DIG_MD5);
+}
+
+void
+MD5_Update (MD5_CTX * ctx, const void *buf, int len)
+{
+  _gnutls_hash (ctx->handle, buf, len);
+}
+
+void
+MD5_Final (unsigned char *md, MD5_CTX * ctx)
+{
+  _gnutls_hash_deinit (ctx->handle, md);
+  gnutls_free (ctx->handle);
+}
+
+unsigned char *
+MD5 (const unsigned char *buf, unsigned long len, unsigned char *md)
+{
+  if (!md)
+    return NULL;
+
+  _gnutls_hash_fast (GNUTLS_DIG_MD5, buf, len, md);
+
+  return md;
+}
+
+void
+RIPEMD160_Init (RIPEMD160_CTX * ctx)
+{
+  ctx->handle = gnutls_malloc (sizeof (digest_hd_st));
+  if (!ctx->handle)
+    abort ();
+  _gnutls_hash_init (ctx->handle, GNUTLS_DIG_RMD160);
+}
+
+void
+RIPEMD160_Update (RIPEMD160_CTX * ctx, const void *buf, int len)
+{
+  _gnutls_hash (ctx->handle, buf, len);
+}
+
+void
+RIPEMD160_Final (unsigned char *md, RIPEMD160_CTX * ctx)
+{
+  _gnutls_hash_deinit (ctx->handle, md);
+  gnutls_free (ctx->handle);
+}
+
+unsigned char *
+RIPEMD160 (const unsigned char *buf, unsigned long len, unsigned char *md)
+{
+  if (!md)
+    return NULL;
+
+  _gnutls_hash_fast (GNUTLS_DIG_RMD160, buf, len, md);
+
+  return md;
+}