1 files changed, 79 insertions, 0 deletions
diff --git a/src/dgram.c b/src/dgram.c
new file mode 100644
index 0000000..c983c03
--- /dev/null
+++ b/src/dgram.c
@@ -0,0 +1,79 @@
+/*
+ * Datagram processing functions
+ *
+ * Copyright 2014 Baptiste Assmann <bedis9@gmail.com>
+ *
+ * This program 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
+ * 2 of the License, or (at your option) any later version.
+ *
+ */
+
+#include <haproxy/fd.h>
+#include <haproxy/cfgparse.h>
+#include <haproxy/dgram.h>
+#include <haproxy/errors.h>
+#include <haproxy/tools.h>
+
+/* datagram handler callback */
+void dgram_fd_handler(int fd)
+{
+	struct dgram_conn *dgram = fdtab[fd].owner;
+
+	if (unlikely(!dgram))
+		return;
+
+	if (fd_recv_ready(fd))
+		dgram->data->recv(dgram);
+	if (fd_send_ready(fd))
+		dgram->data->send(dgram);
+
+	return;
+}
+
+/* config parser for global "tune.{rcv,snd}buf.{frontend,backend}" */
+static int dgram_parse_tune_bufs(char **args, int section_type, struct proxy *curpx,
+                                 const struct proxy *defpx, const char *file, int line,
+                                 char **err)
+{
+	int *valptr;
+	int val;
+
+	if (too_many_args(1, args, err, NULL))
+		return -1;
+
+	/* "tune.rcvbuf.frontend", "tune.rcvbuf.backend",
+	 * "tune.sndbuf.frontend", "tune.sndbuf.backend"
+	 */
+	valptr = (args[0][5] == 'r' && args[0][12] == 'f') ? &global.tune.frontend_rcvbuf :
+		 (args[0][5] == 'r' && args[0][12] == 'b') ? &global.tune.backend_rcvbuf :
+		 (args[0][5] == 's' && args[0][12] == 'f') ? &global.tune.frontend_sndbuf :
+		 &global.tune.backend_sndbuf;
+
+	if (*valptr != 0) {
+		memprintf(err, "parsing [%s:%d] : ignoring '%s' which was already specified.\n", file, line, args[0]);
+		return 1;
+	}
+
+	val = atoi(args[1]);
+
+	if (*(args[1]) == 0 || val <= 0) {
+		memprintf(err, "parsing [%s:%d] : '%s' expects a strictly positive integer argument.\n", file, line, args[0]);
+		return -1;
+	}
+
+	*valptr = val;
+	return 0;
+}
+
+/* register "global" section keywords */
+static struct cfg_kw_list dgram_cfg_kws = {ILH, {
+	{ CFG_GLOBAL, "tune.rcvbuf.backend",  dgram_parse_tune_bufs },
+	{ CFG_GLOBAL, "tune.rcvbuf.frontend", dgram_parse_tune_bufs },
+	{ CFG_GLOBAL, "tune.sndbuf.backend",  dgram_parse_tune_bufs },
+	{ CFG_GLOBAL, "tune.sndbuf.frontend", dgram_parse_tune_bufs },
+	{ 0, NULL, NULL }
+}};
+
+INITCALL1(STG_REGISTER, cfg_register_keywords, &dgram_cfg_kws);