static int hello_readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, struct fuse_file_info *fi) { int res = 0; ETERM * response = erl_rpc(FERL_DATA->erlang_fd,"gen_server","call",erl_format("[nefs,{read_dir,~s}]",path)); ETERM * pattern = erl_format("{ok,Listing}"); if(erl_match(pattern, response)) { //directory ETERM * Tail = erl_var_content(pattern, "Listing"); if(ERL_IS_LIST(Tail)){ while(!ERL_IS_EMPTY_LIST(Tail)){ ETERM * elem = ERL_CONS_HEAD(Tail); // add in the links to the previous folders filler(buf, ".", NULL, 0); filler(buf, "..", NULL, 0); // add in the folders contents if(ERL_IS_LIST(elem)){ filler(buf,(char *)ERL_BIN_PTR(elem),NULL,0); }else{ res = -ENOENT; break; } Tail = ERL_CONS_TAIL(Tail); } }else{ res = -ENOENT; } }else{ res = -ENOENT; } return res; }
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; }
void process_init_cmd(ETERM* init_cmd_pattern, int erl_fd, ETERM* msg_frompid) { fprintf(stderr, "process_init_cmd got PID "); erl_print_term(stderr, msg_frompid); fprintf(stderr, "\n"); ETERM* response; ETERM* msg_arg = erl_var_content(init_cmd_pattern, "Arg"); if (!ERL_IS_LIST(msg_arg)) { erl_err_msg("invalid argument to init command"); response = erl_format("{ecap_node, {error, {badarg, {init, ~w} } } }", msg_arg); erl_send(erl_fd, msg_frompid, response); goto invarg_cleanup; } char* fn_str = erl_iolist_to_string(msg_arg); if (fn_str == NULL) { erl_err_msg("could not unpack string"); response = erl_format("{ecap_node, {error, {badarg, {init, ~w}}}}", msg_arg); erl_send(erl_fd, msg_frompid, response); goto nostr_cleanup; } TRACE(("init command got argstring: %s", fn_str)); pthread_t* thread = (pthread_t*)malloc(sizeof(pthread_t)); info_t* threadinfo = (info_t*)malloc(sizeof(info_t)); // We copy all of this data because the transient pointers will be free()d // just before each function returns, destroying in the thread context. threadinfo->topid = msg_frompid; threadinfo->self = thread; threadinfo->fname = (char*)malloc(strlen(fn_str)+1); strncpy(threadinfo->fname, fn_str, strlen(fn_str)+1); threadinfo->erlvm_fd = erl_fd; int ret; if ((ret = pthread_create(thread, NULL, watcher, threadinfo)) != 0) { TRACE(("failed to create thread, with return code %d", ret)); erl_err_ret("failed to create watcher thread"); response = erl_format("{ecap_node, {error, {threadfail}}}"); erl_send(erl_fd, msg_frompid, response); TRACE(("freeing thread stuff")); free(thread); free(threadinfo->fname); free(threadinfo); goto nothread_cleanup; } response = erl_format("{ecap_node, ok}"); erl_send(erl_fd, msg_frompid, response); TRACE(("normal cleanup from init command call")); nothread_cleanup: nostr_cleanup: TRACE(("freeing fn_str")); erl_free(fn_str); invarg_cleanup: TRACE(("freeing terms")); erl_free_term(response); erl_free_term(msg_arg); TRACE(("done with init command processing")); }