Created
February 19, 2018 08:35
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ifcfg
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#include <string.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <unistd.h> | |
#include <switch.h> | |
#include <sys/socket.h> | |
#include <netinet/in.h> | |
#include <net/if.h> | |
#include <arpa/inet.h> | |
#include <sys/ioctl.h> | |
//Result rr; | |
void test(void) { | |
struct ifconf ifcfg; | |
struct ifreq ifs[5]; | |
int fd = socket(AF_INET, SOCK_STREAM, 0); // bsd:u restricts our choices... | |
if(fd == -1) { perror("socket "); printf("%x\n", socketGetLastBsdResult()); goto ret; } | |
ifcfg.ifc_len = (int)sizeof(ifs); | |
ifcfg.ifc_req = ifs; | |
if(ioctl(fd, SIOCGIFCONF, &ifcfg) == -1) { perror("ifconf "); printf("%x\n", socketGetLastBsdResult()); goto ret; } | |
for(int i = 0; i < ifcfg.ifc_len / (int)sizeof(ifs); i++) { | |
printf("%s\t", ifs[i].ifr_name); | |
if(ioctl(fd, SIOCGIFADDR, &ifs[i].ifr_addr) == -1) { perror("ifreq "); printf("%x\n", socketGetLastBsdResult()); goto ret; } | |
if(ifs[i].ifr_addr.sa_family == AF_INET) { | |
in_addr_t cur = ((struct sockaddr_in *)&ifs[i].ifr_addr)->sin_addr.s_addr; | |
printf("%s\n", inet_ntoa(((struct sockaddr_in *)&ifs[i].ifr_addr)->sin_addr)); | |
} | |
} | |
ret: | |
close(fd); | |
} | |
int main(int argc, char **argv) | |
{ | |
gfxInitDefault(); | |
//Initialize console. Using NULL as the second argument tells the console library to use the internal console structure as current one. | |
consoleInit(NULL); | |
//Move the cursor to row 16 and column 20 and then prints "Hello World!" | |
//To move the cursor you have to print "\x1b[r;cH", where r and c are respectively | |
//the row and column where you want your cursor to move | |
socketInitializeDefault(); | |
test(); | |
socketExit(); | |
while(true) | |
{ | |
//Scan all the inputs. This should be done once for each frame | |
hidScanInput(); | |
if (hidKeysDown(CONTROLLER_P1_AUTO) & KEY_PLUS) break; | |
gfxFlushBuffers(); | |
gfxSwapBuffers(); | |
gfxWaitForVsync(); | |
} | |
gfxExit(); | |
return 0; | |
} |
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