starnakin/42_ft_nmap
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clean: remove useless arg

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starnakin
2025-06-12 07:12:34 -05:00
parent 31530c83a4
commit 957bb06d97
3 changed files with 3 additions and 9 deletions
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3
include/dns.h
View File

@ -2,6 +2,5 @@
#include <netinet/in.h> #include <netinet/in.h>
int dns_lookup(char *ip_addr, const char *hostname, int dns_lookup(char *ip_addr, const char *hostname);
struct sockaddr_in *addr_con);
int reverse_dns_lookup(char *ip_addr, char *host); int reverse_dns_lookup(char *ip_addr, char *host);

6
src/dns.c
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@ -6,8 +6,7 @@
#include <string.h> #include <string.h>
#include <sys/socket.h> #include <sys/socket.h>
int dns_lookup(char *ip_addr, const char *hostname, int dns_lookup(char *ip_addr, const char *hostname)
struct sockaddr_in *addr_con)
{ {
struct hostent *host = gethostbyname2(hostname, AF_INET); struct hostent *host = gethostbyname2(hostname, AF_INET);
if (!host) { if (!host) {
@ -17,9 +16,6 @@ int dns_lookup(char *ip_addr, const char *hostname,
return -1; return -1;
} }
strcpy(ip_addr, inet_ntoa(*(struct in_addr *)host->h_addr)); strcpy(ip_addr, inet_ntoa(*(struct in_addr *)host->h_addr));
(*addr_con).sin_family = host->h_addrtype;
(*addr_con).sin_port = htons(0);
(*addr_con).sin_addr.s_addr = *(long *)host->h_addr;
return 0; return 0;
} }

3
src/main.c
View File

@ -16,8 +16,7 @@
static int scan_host(struct scan *general, uint8_t nb_threads) static int scan_host(struct scan *general, uint8_t nb_threads)
{ {
struct sockaddr_in addr_con; if (dns_lookup(general->dest_addr, general->dest_addr)) {
if (dns_lookup(general->dest_addr, general->dest_addr, &addr_con)) {
return -1; return -1;
} }