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https://github.com/yarrick/iodine.git
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Fixed #47, support any TAP device name
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@ -7,6 +7,7 @@ CHANGES:
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20xx-xx-xx: x.y.z
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- Fixed tunnel not working on Windows.
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- Any device name is now supported on Windows, fixes #47.
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2009-06-01: 0.5.2 "WifiFree"
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- Fixed client segfault on OS X, #57
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@ -15,14 +15,12 @@ Extra README file for Win32 related stuff
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2. Have one TAP32 interface installed
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3. Name the interface "dns"
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3. Make sure the interface does not have a default gateway set
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4. Make sure the interface does not have a default gateway set
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5. Run iodine/iodined as normal (see the main README file).
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4. Run iodine/iodined as normal (see the main README file).
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You may have to run it as administrator depending on user privileges.
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6. Enjoy!
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5. Enjoy!
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== Building on Windows:
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@ -50,7 +48,6 @@ cross-compile.
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== Results of crappy Win32 API:
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The following fixable limitations apply:
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- Exactly one TAP32 interface must be installed
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- The TAP32 interface must be named "dns" and be version 0801 or 0901
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- Server cannot read packet destination address
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The following (probably) un-fixable limitations apply:
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@ -740,7 +740,8 @@ handshake_raw_udp(int dns_fd, int seed)
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r = select(dns_fd + 1, &fds, NULL, NULL, &tv);
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if(r > 0) {
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len = read(dns_fd, in, sizeof(in));
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/* recv() needed for windows, dont change to read() */
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len = recv(dns_fd, in, sizeof(in), 0);
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if (len >= (17 + RAW_HDR_LEN)) {
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char hash[16];
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login_calculate(hash, 16, password, seed - 1);
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39
src/tun.c
39
src/tun.c
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@ -37,6 +37,7 @@ struct tun_data data;
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#define TAP_IOCTL_SET_MEDIA_STATUS TAP_CONTROL_CODE(6, METHOD_BUFFERED)
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#define TAP_ADAPTER_KEY "SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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#define NETWORK_KEY "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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#define TAP_DEVICE_SPACE "\\\\.\\Global\\"
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#define TAP_VERSION_ID_0801 "tap0801"
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#define TAP_VERSION_ID_0901 "tap0901"
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@ -53,7 +54,7 @@ struct tun_data data;
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#include "tun.h"
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#include "common.h"
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char if_name[50];
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char if_name[250];
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#ifndef WINDOWS32
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#ifdef LINUX
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@ -227,6 +228,36 @@ next:
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RegCloseKey(adapter_key);
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}
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static void
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get_name(char *dev_name)
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{
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char path[256];
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char name_str[256] = "Name";
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LONG status;
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HKEY conn_key;
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DWORD len;
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DWORD datatype;
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memset(if_name, 0, sizeof(if_name));
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snprintf(path, sizeof(path), NETWORK_KEY "\\%s\\Connection", dev_name);
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, path, 0, KEY_READ, &conn_key);
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printf("%s ?? %s\n", path, dev_name);
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if (status != ERROR_SUCCESS) {
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fprintf(stderr, "Could not look up name of interface %s: error opening key\n", dev_name);
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RegCloseKey(conn_key);
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return;
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}
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len = sizeof(if_name);
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status = RegQueryValueEx(conn_key, name_str, NULL, &datatype, (LPBYTE)if_name, &len);
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if (status != ERROR_SUCCESS || datatype != REG_SZ) {
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fprintf(stderr, "Could not look up name of interface %s: error reading value\n", dev_name);
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RegCloseKey(conn_key);
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return;
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}
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RegCloseKey(conn_key);
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}
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DWORD WINAPI tun_reader(LPVOID arg)
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{
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struct tun_data *tun = arg;
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@ -265,8 +296,9 @@ open_tun(const char *tun_device)
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memset(adapter, 0, sizeof(adapter));
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get_device(adapter, sizeof(adapter));
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get_name(adapter); /* Copies interface 'human name' to if_name */
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if (strlen(adapter) == 0) {
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if (strlen(adapter) == 0 || strlen(if_name) == 0) {
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warnx("No TAP adapters found. See README-win32.txt for help.\n");
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return -1;
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}
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@ -278,9 +310,6 @@ open_tun(const char *tun_device)
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return -1;
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}
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/* TODO get name of interface */
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strncpy(if_name, "dns", MIN(4, sizeof(if_name)));
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/* Use a UDP connection to forward packets from tun,
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* so we can still use select() in main code.
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* A thread does blocking reads on tun device and
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