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Merge pull request #1915 from jfsimon1981/miptap

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Mip tests and tuntap example to compile on OpenBSD natively.
This commit is contained in:
Sergey Lyubka 2022-12-13 16:42:09 +00:00 committed by GitHub
commit 6921227ec8
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2 changed files with 48 additions and 5 deletions
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31
examples/mip-tap/main.c
View File

@ -3,9 +3,17 @@
//
// example using MIP and a TUN/TAP interface
static const char *s_listening_address = "http://0.0.0.0:8000";
#include <sys/socket.h>
#ifndef __OpenBSD__
#include <linux/if.h>
#include <linux/if_tun.h>
#else
#include <net/if.h>
#include <net/if_tun.h>
#include <net/if_types.h>
#endif
#include <sys/ioctl.h>
#include "mongoose.h"
@ -53,15 +61,28 @@ int main(int argc, char *argv[]) {
}
// Open network interface
int fd = open("/dev/net/tun", O_RDWR);
#ifndef __OpenBSD__
const char* tuntap_device = "/dev/net/tun";
#else
const char* tuntap_device = "/dev/tap0";
#endif
int fd = open(tuntap_device, O_RDWR);
struct ifreq ifr;
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, iface, IFNAMSIZ);
#ifndef __OpenBSD__
ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
if (ioctl(fd, TUNSETIFF, (void *) &ifr) < 0) {
MG_ERROR(("Failed to setup TAP interface: %s", ifr.ifr_name));
return EXIT_FAILURE;
abort(); // return EXIT_FAILURE;
}
#else
ifr.ifr_flags = (short)(IFF_UP | IFF_BROADCAST | IFF_MULTICAST);
if (ioctl(fd, TUNSIFMODE, (void *) &ifr) < 0) {
MG_ERROR(("Failed to setup TAP interface: %s", ifr.ifr_name));
abort(); // return EXIT_FAILURE;
}
#endif
fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK); // Non-blocking mode
MG_INFO(("Opened TAP interface: %s", iface));
@ -78,8 +99,12 @@ int main(int argc, char *argv[]) {
mip_init(&mgr, &mif);
MG_INFO(("Init done, starting main loop"));
// Start infinite event loop
MG_INFO(("Mongoose version : v%s", MG_VERSION));
MG_INFO(("Listening on : %s", s_listening_address));
extern void device_dashboard_fn(struct mg_connection *, int, void *, void *);
mg_http_listen(&mgr, "http://0.0.0.0:8000", device_dashboard_fn, &mgr);
mg_http_listen(&mgr, s_listening_address, device_dashboard_fn, &mgr);
while (s_signo == 0) mg_mgr_poll(&mgr, 100); // Infinite event loop

22
test/mip_tap_test.c
View File

@ -5,8 +5,14 @@
#define MG_ENABLE_LINES 1
#include <assert.h>
#ifndef __OpenBSD__
#include <linux/if.h>
#include <linux/if_tun.h>
#else
#include <net/if.h>
#include <net/if_tun.h>
#include <net/if_types.h>
#endif
#include <sys/ioctl.h>
#include "mongoose.c"
#include "driver_mock.c"
@ -123,16 +129,28 @@ static void test_http_fetch(void) {
// Setup interface
const char *iface = "tap0"; // Network iface
const char *mac = "00:00:01:02:03:78"; // MAC address
int fd = open("/dev/net/tun", O_RDWR); // Open network interface
#ifndef __OpenBSD__
const char* tuntap_device = "/dev/net/tun";
#else
const char* tuntap_device = "/dev/tap0";
#endif
int fd = open(tuntap_device, O_RDWR);
struct ifreq ifr;
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, iface, IFNAMSIZ);
#ifndef __OpenBSD__
ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
if (ioctl(fd, TUNSETIFF, (void *) &ifr) < 0) {
MG_ERROR(("Failed to setup TAP interface: %s", ifr.ifr_name));
abort(); // return EXIT_FAILURE;
}
#else
ifr.ifr_flags = (short)(IFF_UP | IFF_BROADCAST | IFF_MULTICAST);
if (ioctl(fd, TUNSIFMODE, (void *) &ifr) < 0) {
MG_ERROR(("Failed to setup TAP interface: %s", ifr.ifr_name));
abort(); // return EXIT_FAILURE;
}
#endif
fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK); // Non-blocking mode
MG_INFO(("Opened TAP interface: %s", iface));