ocaml/otherlibs/unix/getproto.c

54 lines
1.1 KiB
C

#include <mlvalues.h>
#include <alloc.h>
#include <memory.h>
#include <fail.h>
#include "unix.h"
#ifdef HAS_SOCKETS
#include <netdb.h>
static value alloc_proto_entry(entry)
struct protoent * entry;
{
value res;
Push_roots(r, 2);
r[0] = copy_string(entry->p_name);
r[1] = copy_string_array(entry->p_aliases);
res = alloc_tuple(3);
Field(res,0) = r[0];
Field(res,1) = r[1];
Field(res,2) = Val_int(entry->p_proto);
Pop_roots();
return res;
}
value unix_getprotobyname(name) /* ML */
value name;
{
struct protoent * entry;
entry = getprotobyname(String_val(name));
if (entry == (struct protoent *) NULL) mlraise(Atom(NOT_FOUND_EXN));
return alloc_proto_entry(entry);
}
value unix_getprotobynumber(proto) /* ML */
value proto;
{
struct protoent * entry;
entry = getprotobynumber(Int_val(proto));
if (entry == (struct protoent *) NULL) mlraise(Atom(NOT_FOUND_EXN));
return alloc_proto_entry(entry);
}
#else
value unix_getprotobynumber()
{ invalid_argument("getprotobynumber not implemented"); }
value unix_getprotobyname()
{ invalid_argument("getprotobyname not implemented"); }
#endif