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Use getservbyname() on undetermined ports

This commit is contained in:
Přemysl Eric Janouch 2015-05-13 06:31:20 +02:00
parent 7954f504a6
commit 30997471e7
1 changed files with 22 additions and 17 deletions
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21
ponymap.c
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@ -1385,6 +1385,17 @@ target_dump_json (struct target *self, struct target_dump_data *data)
} }
} }
static void
target_dump_terminal_undetermined (uint16_t port_no, struct node ***tail)
{
struct servent *serv = getservbyport (ntohs (port_no), "tcp");
struct node *port = **tail = node_new (serv
? xstrdup_printf ("port %" PRIu16 " (%s)",
port_no, serv->s_name)
: xstrdup_printf ("port %" PRIu16, port_no));
*tail = &port->next;
}
static void static void
target_dump_terminal (struct target *self, struct target_dump_data *data) target_dump_terminal (struct target *self, struct target_dump_data *data)
{ {
@ -1437,14 +1448,8 @@ target_dump_terminal (struct target *self, struct target_dump_data *data)
size_t block = 8 * sizeof *data->undetermined; size_t block = 8 * sizeof *data->undetermined;
for (size_t i = 0; i < 65536 / block; i++) for (size_t i = 0; i < 65536 / block; i++)
for (size_t k = 0; k < block; k++) for (size_t k = 0; k < block; k++)
{ if ((data->undetermined[i] & (1 << k)))
if (!(data->undetermined[i] & (1 << k))) target_dump_terminal_undetermined (i * block + k, &p_tail);
continue;
port = *p_tail = node_new (xstrdup_printf
("port %" PRIu16, (uint16_t) (i * block + k)));
p_tail = &port->next;
}
} }
node_print_tree (root); node_print_tree (root);