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

This commit is contained in:
Matthias Schiffer 2013-03-18 00:04:29 +01:00
commit 4a1f291d7f
7 changed files with 238 additions and 0 deletions

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.gitignore vendored Normal file
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*~

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CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 2.8.3)
project(GMRF C)
add_subdirectory(mmss)

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include/gmrf/gmrf.h Normal file
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/*
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_GMRF_H_
#define _GMRF_GMRF_H_
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
typedef struct gmrf_context gmrf_context_t;
typedef struct gmrf_iface gmrf_iface_t;
typedef struct gmrf_addr {
uint8_t d[8];
} gmrf_addr_t;
static const gmrf_addr_t gmrf_addr_unspec = {};
gmrf_addr_t gmrf_iface_get_addr(gmrf_context_t *ctx, gmrf_iface_t *iface);
size_t gmrf_iface_get_mtu(gmrf_context_t *ctx, gmrf_iface_t *iface);
bool gmrf_iface_send(gmrf_context_t *ctx, gmrf_iface_t *iface, void *data, size_t len, gmrf_addr_t dest);
bool gmrf_iface_send_bc(gmrf_context_t *ctx, gmrf_iface_t *iface, void *data, size_t len);
#endif /* _GMRF_GMRF_H_ */

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mmss/CMakeLists.txt Normal file
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include_directories(${GMRF_SOURCE_DIR}/include)
add_executable(mmss
iface.c
mmss.c
)
target_link_libraries(mmss rt)

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mmss/iface.c Normal file
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/*
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;
}

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mmss/mmss.c Normal file
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/*
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;
}

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mmss/mmss.h Normal file
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/*
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_ */