const char* init()
{
// ct_assert must be in a function
ct_assert(sizeof(uint32) == 4);
ct_assert(sizeof(uint64) == 8);
#ifndef __APPLE__
ct_assert(sizeof(size_t) == 8);
#endif
// Nothing to init right now... no errors possible
return NULL;
}
int main(int argc, char** argv, char** envp) {
COMPILE_TIME_ASSERT(1==1);
PR_STATIC_ASSERT(1==1);
// this is a built in gcc static assertion, no flags needed
_Static_assert(1==1, "fail message");
ct_assert(1==1);
STATIC_ASSERT(1==1, fail);
// CTC(1==1);
return EXIT_SUCCESS;
}
TextMessageCreator::CharVectorSPtr &TextMessageCreator::getSessionBuffer(unsigned sessionId, ev_executer_arg(takeBuffer))
{
SessionIdBufferMap::iterator it = sessionIdBufferMap.find(sessionId);
if (it == sessionIdBufferMap.end())
{
CharVectorSPtr newBuffer(std::make_shared<CharVector>());
newBuffer->reserve(bufferSize);
std::pair<SessionIdBufferMap::iterator, bool> ret = sessionIdBufferMap.insert(std::make_pair(sessionId, newBuffer));
ct_assert(ret.second);
it = ret.first;
}
return it->second;
}
void initEEPROM(void)
{
// make sure (at compile time) that config struct doesn't overflow allocated flash pages
ct_assert(sizeof(mcfg) < CONFIG_SIZE);
}
int dac_send_data(dac_t *d, struct dac_point *data, int npoints, int rate) {
int res;
const struct dac_status *st = &d->conn.resp.dac_status;
/* Write the header */
if (st->playback_state == 0) {
trace(d, "L: Sending prepare command...\n");
char c = 'p';
if ((res = dac_sendall(d, &c, sizeof(c))) < 0)
return res;
/* Read ACK */
d->conn.pending_meta_acks++;
/* Block here until all ACKs received... */
while (d->conn.pending_meta_acks)
dac_get_acks(d, 1500);
trace(d, "L: prepare ACKed\n");
}
if (st->buffer_fullness > 1600 && st->playback_state == 1 \
&& !d->conn.begin_sent) {
trace(d, "L: Sending begin command...\n");
struct begin_command b;
b.command = 'b';
b.point_rate = rate;
b.low_water_mark = 0;
if ((res = dac_sendall(d, (const char *)&b, sizeof(b))) < 0)
return res;
d->conn.begin_sent = 1;
d->conn.pending_meta_acks++;
}
d->conn.local_buffer.queue.command = 'q';
d->conn.local_buffer.queue.point_rate = rate;
d->conn.local_buffer.header.command = 'd';
d->conn.local_buffer.header.npoints = npoints;
memcpy(&d->conn.local_buffer.data[0], data,
npoints * sizeof(struct dac_point));
d->conn.local_buffer.data[0].control |= DAC_CTRL_RATE_CHANGE;
ct_assert(sizeof(d->conn.local_buffer) == 18008);
/* Write the data */
if ((res = dac_sendall(d, (const char *)&d->conn.local_buffer,
8 + npoints * sizeof(struct dac_point))) < 0)
return res;
/* Expect two ACKs */
d->conn.pending_meta_acks++;
d->conn.ackbuf[d->conn.ackbuf_prod] = npoints;
d->conn.ackbuf_prod = (d->conn.ackbuf_prod + 1) % MAX_LATE_ACKS;
d->conn.unacked_points += npoints;
if ((res = dac_get_acks(d, 0)) < 0)
return res;
return npoints;
}
