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| #include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <stdio.h>
#include <unistd.h>
void hostname_f(char *host);
void ip_f(const char *HostName, char *ipret);
void proxyAd_f(const char *ip, char *proxy);
int main()
{
char *hostname_v = NULL;
hostname_v = malloc(256);
hostname_f(hostname_v); //
printf("%s", hostname_v);
char *ip_v = NULL;
ip_v = malloc(256);
ip_f(hostname_v, ip_v); //
printf("%s", ip_v);
free(hostname_v);
free(ip_v);
return 0;
}
void hostname_f(char *host)
{
char hostname[256];
if (gethostname(hostname, sizeof(hostname)-1) == 0){
printf("\n(hostname_f : %s)\n", hostname);
}
else {
fprintf(stderr, "La fonction gethostname a echoue.\n");
}
strcpy(host , hostname); //on change le contenu de host qui est un pointeur de hostname_v
}
void ip_f(const char *HostName, char *ipret)
{
struct hostent * host;
struct in_addr addr;
if ((host = gethostbyname(HostName)) != NULL) {
int i;
for(i = 0; host->h_addr_list[i] != NULL; i++) {
memcpy(&addr.s_addr, host->h_addr_list[i], sizeof(addr.s_addr));
printf("\n(PrintIp : %s)\n", inet_ntoa(addr));
}
}
else {
printf("La fonction gethostbyname a echoue.\n");
}
strcpy(ipret, inet_ntoa(addr));
} |
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