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#36 client now reads raw reply
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parent
1235cb3e4a
commit
de976d0558
32
src/iodine.c
32
src/iodine.c
@ -678,7 +678,7 @@ handshake_raw_udp(int dns_fd, int seed)
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fd_set fds;
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int i;
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int r;
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int read;
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int len;
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unsigned remoteaddr = 0;
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struct in_addr server;
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@ -696,8 +696,8 @@ 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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read = read_dns(dns_fd, in, sizeof(in));
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if (read == 5 && in[0] == 'I') {
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len = read_dns(dns_fd, in, sizeof(in));
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if (len == 5 && in[0] == 'I') {
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/* Received IP address */
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remoteaddr = (in[1] & 0xff);
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remoteaddr <<= 8;
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@ -719,7 +719,7 @@ handshake_raw_udp(int dns_fd, int seed)
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fprintf(stderr, " failed to get IP.\n");
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return 1;
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}
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fprintf(stderr, " at %s", inet_ntoa(server));
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fprintf(stderr, " at %s: ", inet_ntoa(server));
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fflush(stderr);
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/* Store address to iodined server */
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@ -743,18 +743,26 @@ 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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read = read_dns(dns_fd, in, sizeof(in));
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} else {
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fprintf(stderr, ".");
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fflush(stderr);
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len = read(dns_fd, in, sizeof(in));
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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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if (memcmp(in, raw_header, RAW_HDR_IDENT_LEN) == 0
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&& in[RAW_HDR_CMD] == RAW_HDR_CMD_LOGIN
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&& memcmp(&in[RAW_HDR_LEN], hash, sizeof(hash)) == 0
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&& in[16 + RAW_HDR_LEN] == userid) {
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fprintf(stderr, "OK\n");
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return 0;
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}
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}
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}
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fprintf(stderr, ".");
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fflush(stderr);
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}
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/* TODO */
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fprintf(stderr, ": not implemented\n");
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fprintf(stderr, "failed\n");
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return 1;
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/* TODO and then return 0 on success */
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}
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static void
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