1 files changed, 84 insertions, 0 deletions
diff --git a/third_party/heimdal/kcm/connect.c b/third_party/heimdal/kcm/connect.c
new file mode 100644
index 00000000000..ee09193b352
--- /dev/null
+++ b/third_party/heimdal/kcm/connect.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 1997-2005 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "kcm_locl.h"
+
+void
+kcm_service(void *ctx, const heim_idata *req,
+	    const heim_icred cred,
+	    heim_ipc_complete complete,
+	    heim_sipc_call cctx)
+{
+    kcm_client peercred;
+    krb5_error_code ret;
+    krb5_data request, rep;
+    unsigned char *buf;
+    size_t len;
+
+    krb5_data_zero(&rep);
+
+    peercred.uid = heim_ipc_cred_get_uid(cred);
+    peercred.gid = heim_ipc_cred_get_gid(cred);
+    peercred.pid = heim_ipc_cred_get_pid(cred);
+    peercred.session = heim_ipc_cred_get_session(cred);
+
+    if (req->length < 4) {
+	kcm_log(1, "malformed request from process %d (too short)",
+		peercred.pid);
+	(*complete)(cctx, EINVAL, NULL);
+	return;
+    }
+
+    buf = req->data;
+    len = req->length;
+
+    if (buf[0] != KCM_PROTOCOL_VERSION_MAJOR ||
+	buf[1] != KCM_PROTOCOL_VERSION_MINOR) {
+	kcm_log(1, "incorrect protocol version %d.%d from process %d",
+		buf[0], buf[1], peercred.pid);
+	(*complete)(cctx, EINVAL, NULL);
+	return;
+    }
+
+    request.data = buf + 2;
+    request.length = len - 2;
+
+    /* buf is now pointing at opcode */
+
+    ret = kcm_dispatch(kcm_context, &peercred, &request, &rep);
+
+    (*complete)(cctx, ret, &rep);
+    krb5_data_free(&rep);
+}