void handle_subscriber(erlmunk_subscriber *subscriber, element *bodies) { element *el; int count = 0; LL_COUNT(bodies, el, count); // DEBUGF(("# bodies in subscriber bounding box: %d", count)); ETERM **l_array = (ETERM **) malloc(sizeof(ETERM) * count); int nth_body = 0; LL_FOREACH(bodies, el) { cpVect vect = cpBodyGetPosition(el->body); float angle = cpBodyGetAngle(el->body); // cpVect vel = cpBodyGetVelocity(el->body); erlmunk_body_data *data = (erlmunk_body_data *) cpBodyGetUserData(el->body); // DEBUGF(("id: %d, x: %f, y: %f, angle: %f, vel.x: %f, vel.y: %f, data: %p", // data->id, vect.x, vect.y, angle, vel.x, vel.y, data)); ETERM **t_array = (ETERM **) malloc(sizeof(ETERM) * 4); t_array[0] = erl_mk_float(vect.x); t_array[1] = erl_mk_float(vect.y); t_array[2] = erl_mk_float(angle); if (data->term == NULL) t_array[3] = erl_mk_undefined(); else t_array[3] = erl_copy_term(data->term); ETERM *tuple = erl_mk_tuple(t_array, 4); free(t_array); ETERM *prop_value = erl_mk_int_prop_value(data->id, tuple); l_array[nth_body++] = prop_value; }
static VALUE erlix_float_init(VALUE self,VALUE fix){ ErlixTerm* efloat; double i=NUM2DBL(fix); Data_Get_Struct(self,ErlixTerm,efloat); efloat->term=erl_mk_float(i); return self; }
ETERM *body_get_position(ETERM *fromp, ETERM *argp) { // get the args ETERM *space_refp = erl_element(1, argp); ETERM *idp = erl_element(2, argp); erlmunk_space *s = NULL; int space_id = ERL_REF_NUMBER(space_refp); HASH_FIND_INT(erlmunk_spaces, &space_id, s); int body_id = ERL_INT_VALUE(idp); erlmunk_body *b = NULL; HASH_FIND_INT(s->bodies, &body_id, b); if (b == NULL) return NULL; cpVect position = cpBodyGetPosition(b->body); float angle = cpBodyGetAngle(b->body); ETERM **position_tuple_array = (ETERM **) malloc(sizeof(ETERM*) * 2); position_tuple_array[0] = erl_mk_float(position.x); position_tuple_array[1] = erl_mk_float(position.y); ETERM *position_tuple = erl_mk_tuple(position_tuple_array, 2); free(position_tuple_array); ETERM *atom_ok = erl_mk_atom("ok"); ETERM **get_position_array = (ETERM **) malloc(sizeof(ETERM*) * 3); get_position_array[0] = atom_ok; get_position_array[1] = position_tuple; get_position_array[2] = erl_mk_float(angle); ETERM *get_position_tuple = erl_mk_tuple(get_position_array, 3); free(get_position_array); ETERM *reply_tuple = erl_mk_reply(fromp, get_position_tuple); ETERM *gen_cast_tuple = erl_mk_gen_cast(reply_tuple); // DEBUGF(("body_get_position(body: %d, x: %f, y: %f, angle: %f) has succeeded", // body_id, position.x, position.y, angle)); return gen_cast_tuple; }
static ETERM* all_types(void) { ETERM* t; ETERM* terms[3]; int i; static char a_binary[] = "A binary"; #define CONS_AND_FREE(expr, tail) \ do { \ ETERM* term = expr; \ ETERM* nl = erl_cons(term, tail); \ erl_free_term(term); \ erl_free_term(tail); \ tail = nl; \ } while (0) t = erl_mk_empty_list(); CONS_AND_FREE(erl_mk_atom("I am an atom"), t); CONS_AND_FREE(erl_mk_binary("A binary", sizeof(a_binary)-1), t); CONS_AND_FREE(erl_mk_float(3.0), t); CONS_AND_FREE(erl_mk_int(0), t); CONS_AND_FREE(erl_mk_int(-1), t); CONS_AND_FREE(erl_mk_int(1), t); CONS_AND_FREE(erl_mk_string("A string"), t); terms[0] = erl_mk_atom("element1"); terms[1] = erl_mk_int(42); terms[2] = erl_mk_int(767); CONS_AND_FREE(erl_mk_tuple(terms, ASIZE(terms)), t); for (i = 0; i < ASIZE(terms); i++) { erl_free_term(terms[i]); } CONS_AND_FREE(erl_mk_pid("kalle@localhost", 3, 2, 1), t); CONS_AND_FREE(erl_mk_pid("abcdefghijabcdefghij@localhost", 3, 2, 1), t); CONS_AND_FREE(erl_mk_port("kalle@localhost", 4, 1), t); CONS_AND_FREE(erl_mk_port("abcdefghijabcdefghij@localhost", 4, 1), t); CONS_AND_FREE(erl_mk_ref("kalle@localhost", 6, 1), t); CONS_AND_FREE(erl_mk_ref("abcdefghijabcdefghij@localhost", 6, 1), t); return t; #undef CONS_AND_FREE }
int main(void) #endif { ei_x_buff eix; int index = 0; ETERM **etermpp = NULL, *etermp = NULL; char *charp = NULL; unsigned char uchar, **ucharpp = NULL, *ucharp = NULL; void *voidp = NULL; Erl_Heap *erl_heapp = NULL; int intx = 0; int *intp = NULL; unsigned int uintx, *uintp; unsigned long *ulongp = NULL; long longx = 0; double doublex = 0.0; short shortx = 42; FILE *filep = NULL; Erl_IpAddr erl_ipaddr = NULL; ErlMessage *erlmessagep = NULL; ErlConnect *erlconnectp = NULL; struct hostent *hostp = NULL; struct in_addr *inaddrp = NULL; /* Converion to erl_interface format is in liberl_interface */ intx = erl_errno; ei_encode_term(charp, &index, voidp); ei_x_encode_term(&eix, voidp); ei_decode_term(charp, &index, voidp); erl_init(voidp, longx); erl_connect_init(intx, charp,shortx); erl_connect_xinit(charp,charp,charp,erl_ipaddr,charp,shortx); erl_connect(charp); erl_xconnect(erl_ipaddr,charp); erl_close_connection(intx); erl_receive(intx, ucharp, intx); erl_receive_msg(intx, ucharp, intx, erlmessagep); erl_xreceive_msg(intx, ucharpp, intp, erlmessagep); erl_send(intx, etermp, etermp); erl_reg_send(intx, charp, etermp); erl_rpc(intx,charp,charp,etermp); erl_rpc_to(intx,charp,charp,etermp); erl_rpc_from(intx,intx,erlmessagep); erl_publish(intx); erl_accept(intx,erlconnectp); erl_thiscookie(); erl_thisnodename(); erl_thishostname(); erl_thisalivename(); erl_thiscreation(); erl_unpublish(charp); erl_err_msg(charp); erl_err_quit(charp); erl_err_ret(charp); erl_err_sys(charp); erl_cons(etermp,etermp); erl_copy_term(etermp); erl_element(intx,etermp); erl_hd(etermp); erl_iolist_to_binary(etermp); erl_iolist_to_string(etermp); erl_iolist_length(etermp); erl_length(etermp); erl_mk_atom(charp); erl_mk_binary(charp,intx); erl_mk_empty_list(); erl_mk_estring(charp, intx); erl_mk_float(doublex); erl_mk_int(intx); erl_mk_list(etermpp,intx); erl_mk_pid(charp,uintx,uintx,uchar); erl_mk_port(charp,uintx,uchar); erl_mk_ref(charp,uintx,uchar); erl_mk_long_ref(charp,uintx,uintx,uintx,uchar); erl_mk_string(charp); erl_mk_tuple(etermpp,intx); erl_mk_uint(uintx); erl_mk_var(charp); erl_print_term(filep,etermp); /* erl_sprint_term(charp,etermp); */ erl_size(etermp); erl_tl(etermp); erl_var_content(etermp, charp); erl_format(charp); erl_match(etermp, etermp); erl_global_names(intx, intp); erl_global_register(intx, charp, etermp); erl_global_unregister(intx, charp); erl_global_whereis(intx, charp, charp); erl_init_malloc(erl_heapp,longx); erl_alloc_eterm(uchar); erl_eterm_release(); erl_eterm_statistics(ulongp,ulongp); erl_free_array(etermpp,intx); erl_free_term(etermp); erl_free_compound(etermp); erl_malloc(longx); erl_free(voidp); erl_compare_ext(ucharp, ucharp); erl_decode(ucharp); erl_decode_buf(ucharpp); erl_encode(etermp,ucharp); erl_encode_buf(etermp,ucharpp); erl_ext_size(ucharp); erl_ext_type(ucharp); erl_peek_ext(ucharp,intx); erl_term_len(etermp); erl_gethostbyname(charp); erl_gethostbyaddr(charp, intx, intx); erl_gethostbyname_r(charp, hostp, charp, intx, intp); erl_gethostbyaddr_r(charp, intx, intx, hostp, charp, intx, intp); erl_init_resolve(); erl_distversion(intx); erl_epmd_connect(inaddrp); erl_epmd_port(inaddrp, charp, intp); charp = ERL_ATOM_PTR(etermp); intx = ERL_ATOM_SIZE(etermp); ucharp = ERL_BIN_PTR(etermp); intx = ERL_BIN_SIZE(etermp); etermp = ERL_CONS_HEAD(etermp); etermp = ERL_CONS_TAIL(etermp); intx = ERL_COUNT(etermp); doublex= ERL_FLOAT_VALUE(etermp); uintx = ERL_INT_UVALUE(etermp); intx = ERL_INT_VALUE(etermp); intx = ERL_IS_ATOM(etermp); intx = ERL_IS_BINARY(etermp); intx = ERL_IS_CONS(etermp); intx = ERL_IS_EMPTY_LIST(etermp); intx = ERL_IS_FLOAT(etermp); intx = ERL_IS_INTEGER(etermp); intx = ERL_IS_LIST(etermp); intx = ERL_IS_PID(etermp); intx = ERL_IS_PORT(etermp); intx = ERL_IS_REF(etermp); intx = ERL_IS_TUPLE(etermp); intx = ERL_IS_UNSIGNED_INTEGER(etermp); uchar = ERL_PID_CREATION(etermp); charp = ERL_PID_NODE(etermp); uintx = ERL_PID_NUMBER(etermp); uintx = ERL_PID_SERIAL(etermp); uchar = ERL_PORT_CREATION(etermp); charp = ERL_PORT_NODE(etermp); uintx = ERL_PORT_NUMBER(etermp); uchar = ERL_REF_CREATION(etermp); intx = ERL_REF_LEN(etermp); charp = ERL_REF_NODE(etermp); uintx = ERL_REF_NUMBER(etermp); uintp = ERL_REF_NUMBERS(etermp); etermp = ERL_TUPLE_ELEMENT(etermp,intx); intx = ERL_TUPLE_SIZE(etermp); return BUFSIZ + EAGAIN + EHOSTUNREACH + EINVAL + EIO + EMSGSIZE + ENOMEM + ERL_ATOM + ERL_BINARY + ERL_ERROR + ERL_EXIT + ERL_FLOAT + ERL_INTEGER + ERL_LINK + ERL_LIST + ERL_MSG + ERL_NO_TIMEOUT + ERL_PID + ERL_PORT + ERL_REF + ERL_REG_SEND + ERL_SEND + ERL_SMALL_BIG + ERL_TICK + ERL_TIMEOUT + ERL_TUPLE + ERL_UNLINK + ERL_U_INTEGER + ERL_U_SMALL_BIG + ERL_VARIABLE + ETIMEDOUT + MAXNODELEN + MAXREGLEN; }