int erl_print_term(FILE *fp, const ETERM *ep)
{
int j,i,doquote;
int ch_written = 0; /* counter of written chars */
if ((!fp) || (!ep)) return 0;
/* ASSERT(ep != NULL); */
j = i = doquote = 0;
switch(ERL_TYPE(ep))
{
case ERL_ATOM: {
char* adata = ERL_ATOM_PTR(ep);
/* FIXME: what if some weird locale is in use? */
if (!islower(adata[0]))
doquote = 1;
for (i = 0; !doquote && i < ERL_ATOM_SIZE(ep); i++)
{
doquote = !(isalnum(adata[i]) || (adata[i] == '_'));
}
if (doquote) {
putc('\'', fp);
ch_written++;
}
fputs(adata, fp);
ch_written += ERL_ATOM_SIZE(ep);
if (doquote) {
putc('\'', fp);
ch_written++;
}
break;
}
case ERL_VARIABLE:
if (!isupper((int)ERL_VAR_NAME(ep)[0])) {
doquote = 1;
putc('\'', fp);
ch_written++;
}
fputs(ERL_VAR_NAME(ep), fp);
ch_written += ERL_VAR_LEN(ep);
if (doquote) {
putc('\'', fp);
ch_written++;
}
break;
case ERL_PID:
ch_written += fprintf(fp, "<%s.%d.%d>",
ERL_PID_NODE(ep),
ERL_PID_NUMBER(ep), ERL_PID_SERIAL(ep));
break;
case ERL_PORT:
ch_written += fprintf(fp, "#Port");
break;
case ERL_REF:
ch_written += fprintf(fp, "#Ref");
break;
case ERL_EMPTY_LIST:
ch_written += fprintf(fp, "[]");
break;
case ERL_LIST:
if (is_printable_list(ep)) {
ch_written += print_string(fp, ep);
} else {
putc('[', fp);
ch_written++;
while (ERL_IS_CONS(ep)) {
ch_written += erl_print_term(fp, HEAD(ep));
ep = TAIL(ep);
if (ERL_IS_CONS(ep)) {
putc(',', fp);
ch_written++;
}
}
if (!ERL_IS_EMPTY_LIST(ep)) {
putc('|', fp);
ch_written++;
ch_written += erl_print_term(fp, ep);
}
putc(']', fp);
ch_written++;
}
break;
case ERL_TUPLE:
putc('{', fp);
ch_written++;
for (i=0; i < ERL_TUPLE_SIZE(ep); i++) {
ch_written += erl_print_term(fp, ERL_TUPLE_ELEMENT(ep, j++) );
if (i != ERL_TUPLE_SIZE(ep)-1) {
putc(',', fp);
ch_written++;
}
}
putc('}', fp);
ch_written++;
break;
case ERL_BINARY: {
int sz = (ERL_BIN_SIZE(ep) > 20) ? 20 : ERL_BIN_SIZE(ep);
unsigned char *ptr = ERL_BIN_PTR(ep);
ch_written += fprintf(fp, "#Bin<");
for (i = 0; i < sz; i++) {
putc(ptr[i], fp); ch_written++;
}
if (sz == 20) ch_written += fprintf(fp, "(%d)....>", ERL_BIN_SIZE(ep)-20);
else ch_written += fprintf(fp, ">");
break;
}
case ERL_INTEGER:
case ERL_SMALL_BIG:
ch_written += fprintf(fp, "%d", ERL_INT_VALUE(ep));
break;
case ERL_U_INTEGER:
case ERL_U_SMALL_BIG:
ch_written += fprintf(fp, "%d", ERL_INT_UVALUE(ep));
break;
case ERL_LONGLONG:
case ERL_U_LONGLONG:
ch_written += fprintf(fp, "%lld", ERL_LL_UVALUE(ep));
break;
case ERL_FLOAT:
ch_written += fprintf(fp, "%f", ERL_FLOAT_VALUE(ep));
break;
case ERL_FUNCTION:
ch_written += fprintf(fp, "#Fun<");
ch_written += erl_print_term(fp, ERL_FUN_MODULE(ep));
putc('.', fp);
ch_written++;
ch_written += erl_print_term(fp, ERL_FUN_INDEX(ep));
putc('.', fp);
ch_written++;
ch_written += erl_print_term(fp, ERL_FUN_UNIQ(ep));
putc('>', fp);
ch_written++;
break;
default:
ch_written = -10000;
erl_err_msg("<ERROR> erl_print_term: Bad type of term !");
}
return ch_written;
}
int erl_sprint_term(char *buf, const ETERM *ep)
{
int j,i,doquote;
int ch_written = 0; /* counter of written chars */
if ((!buf) || (!ep)) return 0;
/* ASSERT(ep != NULL); */
j = i = doquote = 0;
switch(ERL_TYPE(ep))
{
case ERL_ATOM:
/* FIXME: what if some weird locale is in use? */
if (!islower((int)ERL_ATOM_PTR(ep)[0]))
doquote = 1;
for (i = 0; !doquote && i < ERL_ATOM_SIZE(ep); i++)
{
doquote = !(isalnum((int)ERL_ATOM_PTR(ep)[i])
|| (ERL_ATOM_PTR(ep)[i] == '_'));
}
if (doquote) {
*buf++ = '\'';
ch_written++;
}
{
int len = ERL_ATOM_SIZE(ep);
strncpy(buf, ERL_ATOM_PTR(ep), len);
buf += len;
ch_written += len;
}
if (doquote) {
*buf++ = '\'';
ch_written++;
}
break;
case ERL_VARIABLE:
if (!isupper((int)ERL_VAR_NAME(ep)[0])) {
doquote = 1;
*buf++ = '\'';
ch_written++;
}
len = ERL_VAR_LEN(ep);
strncpy(buf, ERL_VAR_NAME(ep), len);
buf += len;
ch_written += len;
if (doquote) {
*buf++ = '\'';
ch_written++;
}
break;
case ERL_PID:
len = sprintf(buf, "<%s.%d.%d>",
ERL_PID_NODE(ep),
ERL_PID_NUMBER(ep), ERL_PID_SERIAL(ep));
buf += len;
ch_written += len;
break;
case ERL_PORT:
len = sprintf(buf , "#Port");
buf += len;
ch_written += len;
break;
case ERL_REF:
len = sprintf(buf , "#Ref");
buf += len;
ch_written += len;
break;
case ERL_EMPTY_LIST:
len = sprintf(buf , "[]");
buf += len;
ch_written += len;
break;
case ERL_LIST:
if (is_printable_list(ep)) {
ch_written += print_string(fp, ep);
} else {
putc('[', fp);
ch_written++;
while (ERL_IS_CONS(ep)) {
ch_written += erl_sprint_term(fp, HEAD(ep));
ep = TAIL(ep);
if (ERL_IS_CONS(ep)) {
putc(',', fp);
ch_written++;
}
}
if (!ERL_IS_EMPTY_LIST(ep)) {
putc('|', fp);
ch_written++;
ch_written += erl_sprint_term(fp, ep);
}
putc(']', fp);
ch_written++;
}
break;
case ERL_TUPLE:
putc('{', fp);
ch_written++;
for (i=0; i < ERL_TUPLE_SIZE(ep); i++) {
ch_written += erl_sprint_term(fp, ERL_TUPLE_ELEMENT(ep, j++) );
if (i != ERL_TUPLE_SIZE(ep)-1) {
putc(',', fp);
ch_written++;
}
}
putc('}', fp);
ch_written++;
break;
case ERL_BINARY:
len = sprintf(buf , "#Bin");
buf += len;
ch_written += len;
break;
case ERL_INTEGER:
case ERL_SMALL_BIG:
len = sprintf(buf , "%d", ERL_INT_VALUE(ep));
buf += len;
ch_written += len;
break;
case ERL_U_INTEGER:
case ERL_U_SMALL_BIG:
len = sprintf(buf , "%d", ERL_INT_UVALUE(ep));
buf += len;
ch_written += len;
break;
case ERL_FLOAT:
len = sprintf(buf , "%f", ERL_FLOAT_VALUE(ep));
buf += len;
ch_written += len;
break;
case ERL_FUNCTION:
len = sprintf(buf , "#Fun<");
buf += len;
ch_written += len;
ch_written += erl_sprint_term(fp, ERL_FUN_MODULE(ep));
putc('.', fp);
ch_written++;
ch_written += erl_sprint_term(fp, ERL_FUN_INDEX(ep));
putc('.', fp);
ch_written++;
ch_written += erl_sprint_term(fp, ERL_FUN_UNIQ(ep));
putc('>', fp);
ch_written++;
break;
default:
ch_written = -10000;
erl_err_msg("<ERROR> erl_sprint_term: Bad type of term !");
}
return ch_written;
}
VALUE erlix_atom_size(VALUE self){
ErlixTerm *atom;
Data_Get_Struct(self,ErlixTerm,atom);
int l=ERL_ATOM_SIZE(atom->term);
return INT2FIX(l);
}
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;
}
PyObject *eterm_to_py(ETERM * obj) {
int i;
int count;
ETERM *obj2;
PyObject *eobj = NULL;
if (obj == NULL) {
Py_INCREF(Py_None);
return Py_None;
}
switch (ERL_TYPE(obj)) {
case ERL_CONS:
case ERL_NIL:
count = erl_length(obj);
eobj = PyList_New(0);
for (i = 0; i < count; i++) {
obj2 = erl_hd(obj);
PyList_Append(eobj, eterm_to_py(obj2));
obj = erl_tl(obj);
}
break;
case ERL_TUPLE:
eobj = PyTuple_New(erl_size(obj));
for (i = 1; i <= erl_size(obj); i++) {
obj2 = erl_element(i, obj);
PyTuple_SetItem(eobj, i - 1, eterm_to_py(obj2));
}
break;
case ERL_ATOM:
eobj = PyString_FromStringAndSize(ERL_ATOM_PTR(obj), ERL_ATOM_SIZE(obj));
break;
case ERL_INTEGER:
eobj = PyInt_FromLong(ERL_INT_VALUE(obj));
break;
case ERL_BINARY:
fprintf(stderr, "FOUND A BINARY %.*s\n", ERL_BIN_SIZE(obj), ERL_BIN_PTR(obj));
break;
case ERL_PID:
eobj = PyDict_New();
if (PyDict_SetItemString(eobj, "node", PyString_FromString(ERL_PID_NODE(obj)))) {
PyErr_Print();
break;
}
if (PyDict_SetItemString(eobj, "number", PyInt_FromLong(ERL_PID_NUMBER(obj)))) {
PyErr_Print();
break;
}
if (PyDict_SetItemString(eobj, "serial", PyInt_FromLong(ERL_PID_SERIAL(obj)))) {
PyErr_Print();
break;
}
if (PyDict_SetItemString(eobj, "creation", PyInt_FromLong(ERL_PID_CREATION(obj)))) {
PyErr_Print();
break;
}
default:
fprintf(stderr, "UNMANAGED ETERM TYPE: %d\n", ERL_TYPE(obj));
break;
}
if (eobj == NULL) {
Py_INCREF(Py_None);
return Py_None;
}
return eobj;
}
PyObject *py_erlang_rpc(PyObject * self, PyObject * args) {
int fd, timeout = uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT];
char *emod, *efun;
PyObject *eargs, *pyer = NULL;
ETERM *pyargs, *rex;
ErlMessage emsg;
int eret;
if (!PyArg_ParseTuple(args, "issO|i:erlang_rpc", &fd, &emod, &efun, &eargs, &timeout)) {
return NULL;
}
if (fd < 0) {
goto clear;
}
pyargs = py_to_eterm(eargs);
if (!pyargs) {
goto clear;
}
if (erl_rpc_to(fd, emod, efun, pyargs)) {
erl_err_msg("erl_rpc_to()");
goto clear2;
}
cycle:
memset(&emsg, 0, sizeof(ErlMessage));
UWSGI_SET_BLOCKING;
eret = erl_rpc_from(fd, timeout * 1000, &emsg);
if (eret == ERL_TICK) {
goto cycle;
}
else if (eret == ERL_MSG) {
if (emsg.msg) {
if (ERL_IS_TUPLE(emsg.msg)) {
rex = erl_element(1, emsg.msg);
if (!rex) {
goto clear2;
}
if (!strncmp("rex", ERL_ATOM_PTR(rex), ERL_ATOM_SIZE(rex))) {
erl_free_term(rex);
rex = erl_element(2, emsg.msg);
if (!rex) {
goto clear2;
}
pyer = eterm_to_py(rex);
erl_free_term(rex);
}
else {
erl_free_term(rex);
}
}
}
if (emsg.msg) {
erl_free_compound(emsg.msg);
}
if (emsg.to) {
erl_free_compound(emsg.to);
}
if (emsg.from) {
erl_free_compound(emsg.from);
}
if (!pyer) {
goto clear2;
}
erl_free_compound(pyargs);
UWSGI_UNSET_BLOCKING;
return pyer;
}
else {
erl_err_msg("erl_rpc_from()");
}
clear2:
UWSGI_UNSET_BLOCKING;
erl_free_compound(pyargs);
clear:
Py_INCREF(Py_None);
return Py_None;
}
