openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#include <cstdint>
#include "common.h"
namespace {
{% for address, msg_name, msg_size, sigs in msgs %}
const Signal sigs_{{address}}[] = {
{% for sig in sigs %}
{
{% set b1 = (sig.start_bit//8)*8 + (-sig.start_bit-1) % 8 %}
.name = "{{sig.name}}",
.b1 = {{b1}},
.b2 = {{sig.size}},
.bo = {{64 - (b1 + sig.size)}},
.is_signed = {{"true" if sig.is_signed else "false"}},
.factor = {{sig.factor}},
.offset = {{sig.offset}},
{% if checksum_type == "honda" and sig.name == "CHECKSUM" %}
.type = SignalType::HONDA_CHECKSUM,
{% elif checksum_type == "honda" and sig.name == "COUNTER" %}
.type = SignalType::HONDA_COUNTER,
{% elif checksum_type == "toyota" and sig.name == "CHECKSUM" %}
.type = SignalType::TOYOTA_CHECKSUM,
{% else %}
.type = SignalType::DEFAULT,
{% endif %}
},
{% endfor %}
};
{% endfor %}
const Msg msgs[] = {
{% for address, msg_name, msg_size, sigs in msgs %}
{% set address_hex = "0x%X" % address %}
{
.name = "{{msg_name}}",
.address = {{address_hex}},
.size = {{msg_size}},
.num_sigs = ARRAYSIZE(sigs_{{address}}),
.sigs = sigs_{{address}},
},
{% endfor %}
};
}
const DBC {{dbc.name}} = {
.name = "{{dbc.name}}",
.num_msgs = ARRAYSIZE(msgs),
.msgs = msgs,
};
dbc_init({{dbc.name}})