tsl/selfdrive/pandad/pandad_api_impl.pyx

57 lines
1.6 KiB
Cython

# distutils: language = c++
# cython: language_level=3
from cython.operator cimport dereference as deref, preincrement as preinc
from libcpp.vector cimport vector
from libcpp.string cimport string
from libcpp cimport bool
from libc.stdint cimport uint8_t, uint32_t, uint64_t
cdef extern from "panda.h":
cdef struct can_frame:
long address
string dat
long src
cdef extern from "opendbc/can/common.h":
cdef struct CanFrame:
long src
uint32_t address
vector[uint8_t] dat
cdef struct CanData:
uint64_t nanos
vector[CanFrame] frames
cdef extern from "can_list_to_can_capnp.cc":
void can_list_to_can_capnp_cpp(const vector[can_frame] &can_list, string &out, bool sendcan, bool valid)
void can_capnp_to_can_list_cpp(const vector[string] &strings, vector[CanData] &can_data, bool sendcan)
def can_list_to_can_capnp(can_msgs, msgtype='can', valid=True):
cdef can_frame *f
cdef vector[can_frame] can_list
can_list.reserve(len(can_msgs))
for can_msg in can_msgs:
f = &(can_list.emplace_back())
f.address = can_msg[0]
f.dat = can_msg[1]
f.src = can_msg[2]
cdef string out
can_list_to_can_capnp_cpp(can_list, out, msgtype == 'sendcan', valid)
return out
def can_capnp_to_list(strings, msgtype='can'):
cdef vector[CanData] data
can_capnp_to_can_list_cpp(strings, data, msgtype == 'sendcan')
result = []
cdef CanData *d
cdef vector[CanData].iterator it = data.begin()
while it != data.end():
d = &deref(it)
frames = [(f.address, (<char *>&f.dat[0])[:f.dat.size()], f.src) for f in d.frames]
result.append((d.nanos, frames))
preinc(it)
return result