Import Upstream version 1.1~pre9

This commit is contained in:
Guus Sliepen 2019-08-26 13:44:51 +02:00
parent f5c641f5cc
commit 60cff3039b
93 changed files with 2731 additions and 5437 deletions

View file

@ -19,6 +19,8 @@
#include "system.h"
#include <getopt.h>
#include "crypto.h"
#include "ecdsa.h"
#include "sptps.h"
@ -31,7 +33,8 @@ bool send_meta(void *c, const char *msg , int len) { return false; }
char *logfilename = NULL;
struct timeval now;
ecdsa_t *mykey, *hiskey;
static bool readonly;
static bool writeonly;
static bool send_data(void *handle, uint8_t type, const char *data, size_t len) {
char hex[len * 2 + 1];
@ -45,28 +48,103 @@ static bool send_data(void *handle, uint8_t type, const char *data, size_t len)
static bool receive_record(void *handle, uint8_t type, const char *data, uint16_t len) {
fprintf(stderr, "Received type %d record of %hu bytes:\n", type, len);
fwrite(data, len, 1, stdout);
if(!writeonly)
fwrite(data, len, 1, stdout);
return true;
}
static struct option const long_options[] = {
{"datagram", no_argument, NULL, 'd'},
{"quit", no_argument, NULL, 'q'},
{"readonly", no_argument, NULL, 'r'},
{"writeonly", no_argument, NULL, 'w'},
{"packet-loss", required_argument, NULL, 'L'},
{"replay-window", required_argument, NULL, 'W'},
{"help", no_argument, NULL, 1},
{NULL, 0, NULL, 0}
};
const char *program_name;
static void usage() {
fprintf(stderr, "Usage: %s [options] my_ecdsa_key_file his_ecdsa_key_file [host] port\n\n", program_name);
fprintf(stderr, "Valid options are:\n"
" -d, --datagram Enable datagram mode.\n"
" -q, --quit Quit when EOF occurs on stdin.\n"
" -r, --readonly Only send data from the socket to stdout.\n"
" -w, --writeonly Only send data from stdin to the socket.\n"
" -L, --packet-loss RATE Fake packet loss of RATE percent.\n"
" -R, --replay-window N Set replay window to N bytes.\n"
"\n");
fprintf(stderr, "Report bugs to tinc@tinc-vpn.org.\n");
}
int main(int argc, char *argv[]) {
program_name = argv[0];
bool initiator = false;
bool datagram = false;
int packetloss = 0;
int r;
int option_index = 0;
ecdsa_t *mykey = NULL, *hiskey = NULL;
bool quit = false;
if(argc > 1 && !strcmp(argv[1], "-d")) {
datagram = true;
argc--;
argv++;
while((r = getopt_long(argc, argv, "dqrwL:W:", long_options, &option_index)) != EOF) {
switch (r) {
case 0: /* long option */
break;
case 'd': /* datagram mode */
datagram = true;
break;
case 'q': /* close connection on EOF from stdin */
quit = true;
break;
case 'r': /* read only */
readonly = true;
break;
case 'w': /* write only */
writeonly = true;
break;
case 'L': /* packet loss rate */
packetloss = atoi(optarg);
break;
case 'W': /* replay window size */
sptps_replaywin = atoi(optarg);
break;
case '?': /* wrong options */
usage();
return 1;
case 1: /* help */
usage();
return 0;
default:
break;
}
}
if(argc < 4) {
fprintf(stderr, "Usage: %s [-d] my_ecdsa_key_file his_ecdsa_key_file [host] port\n", argv[0]);
argc -= optind - 1;
argv += optind - 1;
if(argc < 4 || argc > 5) {
fprintf(stderr, "Wrong number of arguments.\n");
usage();
return 1;
}
if(argc > 4)
initiator = true;
srand(time(NULL));
#ifdef HAVE_MINGW
static struct WSAData wsa_state;
if(WSAStartup(MAKEWORD(2, 2), &wsa_state))
@ -159,12 +237,16 @@ int main(int argc, char *argv[]) {
return 1;
while(true) {
if(writeonly && readonly)
break;
char buf[65535] = "";
fd_set fds;
FD_ZERO(&fds);
#ifndef HAVE_MINGW
FD_SET(0, &fds);
if(!readonly && s.instate)
FD_SET(0, &fds);
#endif
FD_SET(sock, &fds);
if(select(sock + 1, &fds, NULL, NULL, NULL) <= 0)
@ -172,12 +254,19 @@ int main(int argc, char *argv[]) {
if(FD_ISSET(0, &fds)) {
ssize_t len = read(0, buf, sizeof buf);
fprintf(stderr, "%zd\n", len);
if(len < 0) {
fprintf(stderr, "Could not read from stdin: %s\n", strerror(errno));
return 1;
}
if(len == 0)
break;
if(len == 0) {
if(quit)
break;
readonly = true;
continue;
}
if(buf[0] == '#')
s.outseqno = atoi(buf + 1);
if(buf[0] == '^')
sptps_send_record(&s, SPTPS_HANDSHAKE, NULL, 0);
else if(buf[0] == '$') {
@ -202,7 +291,11 @@ int main(int argc, char *argv[]) {
char hex[len * 2 + 1];
bin2hex(buf, hex, len);
fprintf(stderr, "Received %d bytes of data:\n%s\n", (int)len, hex);
if(!sptps_receive_data(&s, buf, len))
if((rand() % 100) < packetloss) {
fprintf(stderr, "Dropped.\n");
continue;
}
if(!sptps_receive_data(&s, buf, len) && !datagram)
return 1;
}
}