int handshake(char *hoststr,int portno){
check_endianness(); // check endianness
int i;
for(i = 0; i< 10; i++) {
if ( connection_(hoststr,portno) <0 ) {
#ifdef STANDALONE
printf("connection error...trying again in 3 seconds\n");
#else
LOG_E(OMG, " Could not connect to TraCIServer - sleeping before trying again...\n");
#endif
sleep(5);
}
else {
#ifdef STANDALONE
printf(" SUMO now connected to OMG on host address\n");
#else
LOG_N(OMG, " SUMO now connected to OMG on host address %s and port %i .\n", hoststr, portno);
#endif
return 0;
}
}
#ifdef STANDALONE
printf(" SUMO unreachable...giving up...\n");
#else
LOG_E(OMG, " SUMO unreachable...giving up...\n");
#endif
return -1;
}
void cart_reinit (void)
{
// Re/Initialize all global library settings.
check_endianness();
if (!cartio.setup)
{
printerr("Internal error, cart input/output functions not initialized.\n");
exit(1);
}
cartio.linker_reinit();
}
uint32_t color_to_hex(Color c) {
uint32_t hex = 0;
uint8_t *hex_ptr = (uint8_t *)&hex;
if (check_endianness()) { // If it's little endian (ie intel)
hex_ptr[0] = c.b;
hex_ptr[1] = c.g;
hex_ptr[2] = c.r;
hex_ptr[3] = c.a;
} else {
hex_ptr[3] = c.b;
hex_ptr[2] = c.g;
hex_ptr[1] = c.r;
hex_ptr[0] = c.a;
}
return hex;
}
// For both these functions, we treat the hex value (a 32-bit uint32_t) like an
// array of 4 8-bit values--a, b, g, r in that order.
Color hex_to_color(uint32_t hex) {
Color result;
uint8_t *hex_ptr = (uint8_t *)&hex;
dblogger("%x\n", hex);
if (check_endianness()) { // If it's little endian (ie intel)
result.a = hex_ptr[3];
result.r = hex_ptr[2];
result.g = hex_ptr[1];
result.b = hex_ptr[0];
} else {
result.a = hex_ptr[0];
result.r = hex_ptr[1];
result.g = hex_ptr[2];
result.b = hex_ptr[3];
}
return result;
}
