Initial (incomplete) API definition and some data structures for the simulator

4 files changed, 180 insertions, 0 deletions

diff --git a/mmss/CMakeLists.txt b/mmss/CMakeLists.txt
new file mode 100644
index 0000000..ee65b85
--- /dev/null
+++ b/mmss/CMakeLists.txt
@@ -0,0 +1,7 @@
+include_directories(${GMRF_SOURCE_DIR}/include)
+
+add_executable(mmss
+  iface.c
+  mmss.c
+)
+target_link_libraries(mmss rt)
diff --git a/mmss/iface.c b/mmss/iface.c
new file mode 100644
index 0000000..80aead9
--- /dev/null
+++ b/mmss/iface.c
@@ -0,0 +1,48 @@
+/*
+  Copyright (c) 2013, Matthias Schiffer <mschiffer@universe-factory.net>
+  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.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "mmss.h"
+
+#include <errno.h>
+
+
+gmrf_addr_t gmrf_iface_get_addr(gmrf_context_t *ctx, gmrf_iface_t *iface) {
+	return iface->address;
+}
+
+size_t gmrf_iface_get_mtu(gmrf_context_t *ctx, gmrf_iface_t *iface) {
+	return iface->net->mtu;
+}
+
+bool gmrf_iface_send(gmrf_context_t *ctx, gmrf_iface_t *iface, void *data, size_t len, gmrf_addr_t dest) {
+	errno = ENOSYS;
+	return false;
+}
+
+bool gmrf_iface_send_bc(gmrf_context_t *ctx, gmrf_iface_t *iface, void *data, size_t len) {
+	errno = ENOSYS;
+	return false;
+}
diff --git a/mmss/mmss.c b/mmss/mmss.c
new file mode 100644
index 0000000..a0ae643
--- /dev/null
+++ b/mmss/mmss.c
@@ -0,0 +1,52 @@
+/*
+  Copyright (c) 2013, Matthias Schiffer <mschiffer@universe-factory.net>
+  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.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "mmss.h"
+
+
+int main() {
+	//mmss_context_t ctx = {0};
+
+	mmss_network_t net = { .mtu = 1500 };
+	mmss_node_t node1 = {}, node2 = {};
+	gmrf_iface_t iface1 = {}, iface2 = {};
+
+	iface1.net = &net;
+	iface1.node = &node1;
+	iface1.address = (gmrf_addr_t){{1}};
+
+	iface2.net = &net;
+	iface2.node = &node2;
+	iface2.address = (gmrf_addr_t){{2}};
+
+	node1.interfaces = &iface1;
+	node2.interfaces = &iface2;
+
+	iface2.network_next = &iface1;
+	net.interfaces = &iface2;
+
+	return 0;
+}
diff --git a/mmss/mmss.h b/mmss/mmss.h
new file mode 100644
index 0000000..fd18570
--- /dev/null
+++ b/mmss/mmss.h
@@ -0,0 +1,73 @@
+/*
+  Copyright (c) 2013, Matthias Schiffer <mschiffer@universe-factory.net>
+  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.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
+*/
+
+
+#ifndef _GMRF_MMSS_MMSS_H_
+#define _GMRF_MMSS_MMSS_H_
+
+#include <gmrf/gmrf.h>
+
+
+typedef struct mmss_context mmss_context_t;
+typedef struct mmss_node mmss_node_t;
+typedef struct mmss_network mmss_network_t;
+
+
+struct mmss_context {
+	uint64_t now;
+};
+
+struct mmss_node {
+	mmss_node_t *next;
+
+	gmrf_iface_t *interfaces;
+};
+
+struct mmss_network {
+	mmss_network_t *next;
+
+	gmrf_iface_t *interfaces;
+
+	size_t mtu;
+};
+
+
+struct gmrf_iface {
+	gmrf_iface_t *node_next;
+	gmrf_iface_t *network_next;
+
+	mmss_node_t *node;
+	mmss_network_t *net;
+
+	gmrf_addr_t address;
+};
+
+struct gmrf_context {
+	mmss_context_t *mmss;
+	mmss_node_t *node;
+};
+
+
+#endif /* _GMRF_MMSS_MMSS_H_ */