diff options
author | markus@openbsd.org <markus@openbsd.org> | 2016-08-13 17:47:40 +0000 |
---|---|---|
committer | Damien Miller <djm@mindrot.org> | 2016-08-14 11:19:14 +1000 |
commit | 6cb6dcffe1a2204ba9006de20f73255c268fcb6b (patch) | |
tree | 235267a1264f9363c39c4c0b11b59384e9acbdcf /serverloop.c | |
parent | 42d47adc5ad1187f22c726cbc52e71d6b1767ca2 (diff) |
upstream commit
remove ssh1 server code; ok djm@
Upstream-ID: c24c0c32c49b91740d5a94ae914fb1898ea5f534
Diffstat (limited to 'serverloop.c')
-rw-r--r-- | serverloop.c | 596 |
1 files changed, 22 insertions, 574 deletions
diff --git a/serverloop.c b/serverloop.c index 3563e5d4..1e211701 100644 --- a/serverloop.c +++ b/serverloop.c @@ -1,4 +1,4 @@ -/* $OpenBSD: serverloop.c,v 1.184 2016/03/07 19:02:43 djm Exp $ */ +/* $OpenBSD: serverloop.c,v 1.185 2016/08/13 17:47:41 markus Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -67,7 +67,6 @@ #include "sshpty.h" #include "channels.h" #include "compat.h" -#include "ssh1.h" #include "ssh2.h" #include "key.h" #include "cipher.h" @@ -86,25 +85,6 @@ extern ServerOptions options; extern Authctxt *the_authctxt; extern int use_privsep; -static Buffer stdin_buffer; /* Buffer for stdin data. */ -static Buffer stdout_buffer; /* Buffer for stdout data. */ -static Buffer stderr_buffer; /* Buffer for stderr data. */ -static int fdin; /* Descriptor for stdin (for writing) */ -static int fdout; /* Descriptor for stdout (for reading); - May be same number as fdin. */ -static int fderr; /* Descriptor for stderr. May be -1. */ -static long stdin_bytes = 0; /* Number of bytes written to stdin. */ -static long stdout_bytes = 0; /* Number of stdout bytes sent to client. */ -static long stderr_bytes = 0; /* Number of stderr bytes sent to client. */ -static long fdout_bytes = 0; /* Number of stdout bytes read from program. */ -static int stdin_eof = 0; /* EOF message received from client. */ -static int fdout_eof = 0; /* EOF encountered reading from fdout. */ -static int fderr_eof = 0; /* EOF encountered readung from fderr. */ -static int fdin_is_tty = 0; /* fdin points to a tty. */ -static int connection_in; /* Connection to client (input). */ -static int connection_out; /* Connection to client (output). */ -static int connection_closed = 0; /* Connection to client closed. */ -static u_int buffer_high; /* "Soft" max buffer size. */ static int no_more_sessions = 0; /* Disallow further sessions. */ /* @@ -185,64 +165,6 @@ sigterm_handler(int sig) received_sigterm = sig; } -/* - * Make packets from buffered stderr data, and buffer it for sending - * to the client. - */ -static void -make_packets_from_stderr_data(void) -{ - u_int len; - - /* Send buffered stderr data to the client. */ - while (buffer_len(&stderr_buffer) > 0 && - packet_not_very_much_data_to_write()) { - len = buffer_len(&stderr_buffer); - if (packet_is_interactive()) { - if (len > 512) - len = 512; - } else { - /* Keep the packets at reasonable size. */ - if (len > packet_get_maxsize()) - len = packet_get_maxsize(); - } - packet_start(SSH_SMSG_STDERR_DATA); - packet_put_string(buffer_ptr(&stderr_buffer), len); - packet_send(); - buffer_consume(&stderr_buffer, len); - stderr_bytes += len; - } -} - -/* - * Make packets from buffered stdout data, and buffer it for sending to the - * client. - */ -static void -make_packets_from_stdout_data(void) -{ - u_int len; - - /* Send buffered stdout data to the client. */ - while (buffer_len(&stdout_buffer) > 0 && - packet_not_very_much_data_to_write()) { - len = buffer_len(&stdout_buffer); - if (packet_is_interactive()) { - if (len > 512) - len = 512; - } else { - /* Keep the packets at reasonable size. */ - if (len > packet_get_maxsize()) - len = packet_get_maxsize(); - } - packet_start(SSH_SMSG_STDOUT_DATA); - packet_put_string(buffer_ptr(&stdout_buffer), len); - packet_send(); - buffer_consume(&stdout_buffer, len); - stdout_bytes += len; - } -} - static void client_alive_check(void) { @@ -275,14 +197,14 @@ client_alive_check(void) * for the duration of the wait (0 = infinite). */ static void -wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp, int *maxfdp, +wait_until_can_do_something(int connection_in, int connection_out, + fd_set **readsetp, fd_set **writesetp, int *maxfdp, u_int *nallocp, u_int64_t max_time_ms) { struct timeval tv, *tvp; int ret; time_t minwait_secs = 0; int client_alive_scheduled = 0; - int program_alive_scheduled = 0; /* Allocate and update select() masks for channel descriptors. */ channel_prepare_select(readsetp, writesetp, maxfdp, nallocp, @@ -300,7 +222,7 @@ wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp, int *maxfdp, * this could be randomized somewhat to make traffic * analysis more difficult, but we're not doing it yet. */ - if (compat20 && options.client_alive_interval) { + if (options.client_alive_interval) { uint64_t keepalive_ms = (uint64_t)options.client_alive_interval * 1000; @@ -309,38 +231,11 @@ wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp, int *maxfdp, max_time_ms = keepalive_ms; } - if (compat20) { #if 0 - /* wrong: bad condition XXX */ - if (channel_not_very_much_buffered_data()) + /* wrong: bad condition XXX */ + if (channel_not_very_much_buffered_data()) #endif - FD_SET(connection_in, *readsetp); - } else { - /* - * Read packets from the client unless we have too much - * buffered stdin or channel data. - */ - if (buffer_len(&stdin_buffer) < buffer_high && - channel_not_very_much_buffered_data()) - FD_SET(connection_in, *readsetp); - /* - * If there is not too much data already buffered going to - * the client, try to get some more data from the program. - */ - if (packet_not_very_much_data_to_write()) { - program_alive_scheduled = child_terminated; - if (!fdout_eof) - FD_SET(fdout, *readsetp); - if (!fderr_eof) - FD_SET(fderr, *readsetp); - } - /* - * If we have buffered data, try to write some of that data - * to the program. - */ - if (fdin != -1 && buffer_len(&stdin_buffer) > 0) - FD_SET(fdin, *writesetp); - } + FD_SET(connection_in, *readsetp); notify_prepare(*readsetp); /* @@ -374,16 +269,8 @@ wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp, int *maxfdp, memset(*writesetp, 0, *nallocp); if (errno != EINTR) error("select: %.100s", strerror(errno)); - } else { - if (ret == 0 && client_alive_scheduled) - client_alive_check(); - if (!compat20 && program_alive_scheduled && fdin_is_tty) { - if (!fdout_eof) - FD_SET(fdout, *readsetp); - if (!fderr_eof) - FD_SET(fderr, *readsetp); - } - } + } else if (ret == 0 && client_alive_scheduled) + client_alive_check(); notify_done(*readsetp); } @@ -392,8 +279,8 @@ wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp, int *maxfdp, * Processes input from the client and the program. Input data is stored * in buffers and processed later. */ -static void -process_input(fd_set *readset) +static int +process_input(fd_set *readset, int connection_in) { struct ssh *ssh = active_state; /* XXX */ int len; @@ -405,10 +292,7 @@ process_input(fd_set *readset) if (len == 0) { verbose("Connection closed by %.100s port %d", ssh_remote_ipaddr(ssh), ssh_remote_port(ssh)); - connection_closed = 1; - if (compat20) - return; - cleanup_exit(255); + return -1; } else if (len < 0) { if (errno != EINTR && errno != EAGAIN && errno != EWOULDBLOCK) { @@ -423,381 +307,26 @@ process_input(fd_set *readset) packet_process_incoming(buf, len); } } - if (compat20) - return; - - /* Read and buffer any available stdout data from the program. */ - if (!fdout_eof && FD_ISSET(fdout, readset)) { - errno = 0; - len = read(fdout, buf, sizeof(buf)); - if (len < 0 && (errno == EINTR || ((errno == EAGAIN || - errno == EWOULDBLOCK) && !child_terminated))) { - /* do nothing */ -#ifndef PTY_ZEROREAD - } else if (len <= 0) { -#else - } else if ((!isatty(fdout) && len <= 0) || - (isatty(fdout) && (len < 0 || (len == 0 && errno != 0)))) { -#endif - fdout_eof = 1; - } else { - buffer_append(&stdout_buffer, buf, len); - fdout_bytes += len; - } - } - /* Read and buffer any available stderr data from the program. */ - if (!fderr_eof && FD_ISSET(fderr, readset)) { - errno = 0; - len = read(fderr, buf, sizeof(buf)); - if (len < 0 && (errno == EINTR || ((errno == EAGAIN || - errno == EWOULDBLOCK) && !child_terminated))) { - /* do nothing */ -#ifndef PTY_ZEROREAD - } else if (len <= 0) { -#else - } else if ((!isatty(fderr) && len <= 0) || - (isatty(fderr) && (len < 0 || (len == 0 && errno != 0)))) { -#endif - fderr_eof = 1; - } else { - buffer_append(&stderr_buffer, buf, len); - } - } + return 0; } /* * Sends data from internal buffers to client program stdin. */ static void -process_output(fd_set *writeset) +process_output(fd_set *writeset, int connection_out) { - struct termios tio; - u_char *data; - u_int dlen; - int len; - - /* Write buffered data to program stdin. */ - if (!compat20 && fdin != -1 && FD_ISSET(fdin, writeset)) { - data = buffer_ptr(&stdin_buffer); - dlen = buffer_len(&stdin_buffer); - len = write(fdin, data, dlen); - if (len < 0 && - (errno == EINTR || errno == EAGAIN || errno == EWOULDBLOCK)) { - /* do nothing */ - } else if (len <= 0) { - if (fdin != fdout) - close(fdin); - else - shutdown(fdin, SHUT_WR); /* We will no longer send. */ - fdin = -1; - } else { - /* Successful write. */ - if (fdin_is_tty && dlen >= 1 && data[0] != '\r' && - tcgetattr(fdin, &tio) == 0 && - !(tio.c_lflag & ECHO) && (tio.c_lflag & ICANON)) { - /* - * Simulate echo to reduce the impact of - * traffic analysis - */ - packet_send_ignore(len); - packet_send(); - } - /* Consume the data from the buffer. */ - buffer_consume(&stdin_buffer, len); - /* Update the count of bytes written to the program. */ - stdin_bytes += len; - } - } /* Send any buffered packet data to the client. */ if (FD_ISSET(connection_out, writeset)) packet_write_poll(); } -/* - * Wait until all buffered output has been sent to the client. - * This is used when the program terminates. - */ -static void -drain_output(void) -{ - /* Send any buffered stdout data to the client. */ - if (buffer_len(&stdout_buffer) > 0) { - packet_start(SSH_SMSG_STDOUT_DATA); - packet_put_string(buffer_ptr(&stdout_buffer), - buffer_len(&stdout_buffer)); - packet_send(); - /* Update the count of sent bytes. */ - stdout_bytes += buffer_len(&stdout_buffer); - } - /* Send any buffered stderr data to the client. */ - if (buffer_len(&stderr_buffer) > 0) { - packet_start(SSH_SMSG_STDERR_DATA); - packet_put_string(buffer_ptr(&stderr_buffer), - buffer_len(&stderr_buffer)); - packet_send(); - /* Update the count of sent bytes. */ - stderr_bytes += buffer_len(&stderr_buffer); - } - /* Wait until all buffered data has been written to the client. */ - packet_write_wait(); -} - static void process_buffered_input_packets(void) { dispatch_run(DISPATCH_NONBLOCK, NULL, active_state); } -/* - * Performs the interactive session. This handles data transmission between - * the client and the program. Note that the notion of stdin, stdout, and - * stderr in this function is sort of reversed: this function writes to - * stdin (of the child program), and reads from stdout and stderr (of the - * child program). - */ -void -server_loop(pid_t pid, int fdin_arg, int fdout_arg, int fderr_arg) -{ - fd_set *readset = NULL, *writeset = NULL; - int max_fd = 0; - u_int nalloc = 0; - int wait_status; /* Status returned by wait(). */ - pid_t wait_pid; /* pid returned by wait(). */ - int waiting_termination = 0; /* Have displayed waiting close message. */ - u_int64_t max_time_milliseconds; - u_int previous_stdout_buffer_bytes; - u_int stdout_buffer_bytes; - int type; - - debug("Entering interactive session."); - - /* Initialize the SIGCHLD kludge. */ - child_terminated = 0; - mysignal(SIGCHLD, sigchld_handler); - - if (!use_privsep) { - signal(SIGTERM, sigterm_handler); - signal(SIGINT, sigterm_handler); - signal(SIGQUIT, sigterm_handler); - } - - /* Initialize our global variables. */ - fdin = fdin_arg; - fdout = fdout_arg; - fderr = fderr_arg; - - /* nonblocking IO */ - set_nonblock(fdin); - set_nonblock(fdout); - /* we don't have stderr for interactive terminal sessions, see below */ - if (fderr != -1) - set_nonblock(fderr); - - if (!(datafellows & SSH_BUG_IGNOREMSG) && isatty(fdin)) - fdin_is_tty = 1; - - connection_in = packet_get_connection_in(); - connection_out = packet_get_connection_out(); - - notify_setup(); - - previous_stdout_buffer_bytes = 0; - - /* Set approximate I/O buffer size. */ - if (packet_is_interactive()) - buffer_high = 4096; - else - buffer_high = 64 * 1024; - -#if 0 - /* Initialize max_fd to the maximum of the known file descriptors. */ - max_fd = MAX(connection_in, connection_out); - max_fd = MAX(max_fd, fdin); - max_fd = MAX(max_fd, fdout); - if (fderr != -1) - max_fd = MAX(max_fd, fderr); -#endif - - /* Initialize Initialize buffers. */ - buffer_init(&stdin_buffer); - buffer_init(&stdout_buffer); - buffer_init(&stderr_buffer); - - /* - * If we have no separate fderr (which is the case when we have a pty - * - there we cannot make difference between data sent to stdout and - * stderr), indicate that we have seen an EOF from stderr. This way - * we don't need to check the descriptor everywhere. - */ - if (fderr == -1) - fderr_eof = 1; - - server_init_dispatch(); - - /* Main loop of the server for the interactive session mode. */ - for (;;) { - - /* Process buffered packets from the client. */ - process_buffered_input_packets(); - - /* - * If we have received eof, and there is no more pending - * input data, cause a real eof by closing fdin. - */ - if (stdin_eof && fdin != -1 && buffer_len(&stdin_buffer) == 0) { - if (fdin != fdout) - close(fdin); - else - shutdown(fdin, SHUT_WR); /* We will no longer send. */ - fdin = -1; - } - /* Make packets from buffered stderr data to send to the client. */ - make_packets_from_stderr_data(); - - /* - * Make packets from buffered stdout data to send to the - * client. If there is very little to send, this arranges to - * not send them now, but to wait a short while to see if we - * are getting more data. This is necessary, as some systems - * wake up readers from a pty after each separate character. - */ - max_time_milliseconds = 0; - stdout_buffer_bytes = buffer_len(&stdout_buffer); - if (stdout_buffer_bytes != 0 && stdout_buffer_bytes < 256 && - stdout_buffer_bytes != previous_stdout_buffer_bytes) { - /* try again after a while */ - max_time_milliseconds = 10; - } else { - /* Send it now. */ - make_packets_from_stdout_data(); - } - previous_stdout_buffer_bytes = buffer_len(&stdout_buffer); - - /* Send channel data to the client. */ - if (packet_not_very_much_data_to_write()) - channel_output_poll(); - - /* - * Bail out of the loop if the program has closed its output - * descriptors, and we have no more data to send to the - * client, and there is no pending buffered data. - */ - if (fdout_eof && fderr_eof && !packet_have_data_to_write() && - buffer_len(&stdout_buffer) == 0 && buffer_len(&stderr_buffer) == 0) { - if (!channel_still_open()) - break; - if (!waiting_termination) { - const char *s = "Waiting for forwarded connections to terminate...\r\n"; - char *cp; - waiting_termination = 1; - buffer_append(&stderr_buffer, s, strlen(s)); - - /* Display list of open channels. */ - cp = channel_open_message(); - buffer_append(&stderr_buffer, cp, strlen(cp)); - free(cp); - } - } - max_fd = MAX(connection_in, connection_out); - max_fd = MAX(max_fd, fdin); - max_fd = MAX(max_fd, fdout); - max_fd = MAX(max_fd, fderr); - max_fd = MAX(max_fd, notify_pipe[0]); - - /* Sleep in select() until we can do something. */ - wait_until_can_do_something(&readset, &writeset, &max_fd, - &nalloc, max_time_milliseconds); - - if (received_sigterm) { - logit("Exiting on signal %d", (int)received_sigterm); - /* Clean up sessions, utmp, etc. */ - cleanup_exit(255); - } - - /* Process any channel events. */ - channel_after_select(readset, writeset); - - /* Process input from the client and from program stdout/stderr. */ - process_input(readset); - - /* Process output to the client and to program stdin. */ - process_output(writeset); - } - free(readset); - free(writeset); - - /* Cleanup and termination code. */ - - /* Wait until all output has been sent to the client. */ - drain_output(); - - debug("End of interactive session; stdin %ld, stdout (read %ld, sent %ld), stderr %ld bytes.", - stdin_bytes, fdout_bytes, stdout_bytes, stderr_bytes); - - /* Free and clear the buffers. */ - buffer_free(&stdin_buffer); - buffer_free(&stdout_buffer); - buffer_free(&stderr_buffer); - - /* Close the file descriptors. */ - if (fdout != -1) - close(fdout); - fdout = -1; - fdout_eof = 1; - if (fderr != -1) - close(fderr); - fderr = -1; - fderr_eof = 1; - if (fdin != -1) - close(fdin); - fdin = -1; - - channel_free_all(); - - /* We no longer want our SIGCHLD handler to be called. */ - mysignal(SIGCHLD, SIG_DFL); - - while ((wait_pid = waitpid(-1, &wait_status, 0)) < 0) - if (errno != EINTR) - packet_disconnect("wait: %.100s", strerror(errno)); - if (wait_pid != pid) - error("Strange, wait returned pid %ld, expected %ld", - (long)wait_pid, (long)pid); - - /* Check if it exited normally. */ - if (WIFEXITED(wait_status)) { - /* Yes, normal exit. Get exit status and send it to the client. */ - debug("Command exited with status %d.", WEXITSTATUS(wait_status)); - packet_start(SSH_SMSG_EXITSTATUS); - packet_put_int(WEXITSTATUS(wait_status)); - packet_send(); - packet_write_wait(); - - /* - * Wait for exit confirmation. Note that there might be - * other packets coming before it; however, the program has - * already died so we just ignore them. The client is - * supposed to respond with the confirmation when it receives - * the exit status. - */ - do { - type = packet_read(); - } - while (type != SSH_CMSG_EXIT_CONFIRMATION); - - debug("Received exit confirmation."); - return; - } - /* Check if the program terminated due to a signal. */ - if (WIFSIGNALED(wait_status)) - packet_disconnect("Command terminated on signal %d.", - WTERMSIG(wait_status)); - - /* Some weird exit cause. Just exit. */ - packet_disconnect("wait returned status %04x.", wait_status); - /* NOTREACHED */ -} - static void collect_children(void) { @@ -825,7 +354,7 @@ server_loop2(Authctxt *authctxt) { fd_set *readset = NULL, *writeset = NULL; int max_fd; - u_int nalloc = 0; + u_int nalloc = 0, connection_in, connection_out; u_int64_t rekey_timeout_ms = 0; debug("Entering interactive session for SSH2."); @@ -854,14 +383,14 @@ server_loop2(Authctxt *authctxt) if (!ssh_packet_is_rekeying(active_state) && packet_not_very_much_data_to_write()) channel_output_poll(); - if (options.rekey_interval > 0 && compat20 && + if (options.rekey_interval > 0 && !ssh_packet_is_rekeying(active_state)) rekey_timeout_ms = packet_get_rekey_timeout() * 1000; else rekey_timeout_ms = 0; - wait_until_can_do_something(&readset, &writeset, &max_fd, - &nalloc, rekey_timeout_ms); + wait_until_can_do_something(connection_in, connection_out, + &readset, &writeset, &max_fd, &nalloc, rekey_timeout_ms); if (received_sigterm) { logit("Exiting on signal %d", (int)received_sigterm); @@ -872,10 +401,9 @@ server_loop2(Authctxt *authctxt) collect_children(); if (!ssh_packet_is_rekeying(active_state)) channel_after_select(readset, writeset); - process_input(readset); - if (connection_closed) + if (process_input(readset, connection_in) < 0) break; - process_output(writeset); + process_output(writeset, connection_out); } collect_children(); @@ -902,53 +430,6 @@ server_input_keep_alive(int type, u_int32_t seq, void *ctxt) return 0; } -static int -server_input_stdin_data(int type, u_int32_t seq, void *ctxt) -{ - char *data; - u_int data_len; - - /* Stdin data from the client. Append it to the buffer. */ - /* Ignore any data if the client has closed stdin. */ - if (fdin == -1) - return 0; - data = packet_get_string(&data_len); - packet_check_eom(); - buffer_append(&stdin_buffer, data, data_len); - explicit_bzero(data, data_len); - free(data); - return 0; -} - -static int -server_input_eof(int type, u_int32_t seq, void *ctxt) -{ - /* - * Eof from the client. The stdin descriptor to the - * program will be closed when all buffered data has - * drained. - */ - debug("EOF received for stdin."); - packet_check_eom(); - stdin_eof = 1; - return 0; -} - -static int -server_input_window_size(int type, u_int32_t seq, void *ctxt) -{ - u_int row = packet_get_int(); - u_int col = packet_get_int(); - u_int xpixel = packet_get_int(); - u_int ypixel = packet_get_int(); - - debug("Window change received."); - packet_check_eom(); - if (fdin != -1) - pty_change_window_size(fdin, row, col, xpixel, ypixel); - return 0; -} - static Channel * server_request_direct_tcpip(void) { @@ -1353,9 +834,9 @@ server_input_channel_req(int type, u_int32_t seq, void *ctxt) } static void -server_init_dispatch_20(void) +server_init_dispatch(void) { - debug("server_init_dispatch_20"); + debug("server_init_dispatch"); dispatch_init(&dispatch_protocol_error); dispatch_set(SSH2_MSG_CHANNEL_CLOSE, &channel_input_oclose); dispatch_set(SSH2_MSG_CHANNEL_DATA, &channel_input_data); @@ -1375,36 +856,3 @@ server_init_dispatch_20(void) /* rekeying */ dispatch_set(SSH2_MSG_KEXINIT, &kex_input_kexinit); } -static void -server_init_dispatch_13(void) -{ - debug("server_init_dispatch_13"); - dispatch_init(NULL); - dispatch_set(SSH_CMSG_EOF, &server_input_eof); - dispatch_set(SSH_CMSG_STDIN_DATA, &server_input_stdin_data); - dispatch_set(SSH_CMSG_WINDOW_SIZE, &server_input_window_size); - dispatch_set(SSH_MSG_CHANNEL_CLOSE, &channel_input_close); - dispatch_set(SSH_MSG_CHANNEL_CLOSE_CONFIRMATION, &channel_input_close_confirmation); - dispatch_set(SSH_MSG_CHANNEL_DATA, &channel_input_data); - dispatch_set(SSH_MSG_CHANNEL_OPEN_CONFIRMATION, &channel_input_open_confirmation); - dispatch_set(SSH_MSG_CHANNEL_OPEN_FAILURE, &channel_input_open_failure); - dispatch_set(SSH_MSG_PORT_OPEN, &channel_input_port_open); -} -static void -server_init_dispatch_15(void) -{ - server_init_dispatch_13(); - debug("server_init_dispatch_15"); - dispatch_set(SSH_MSG_CHANNEL_CLOSE, &channel_input_ieof); - dispatch_set(SSH_MSG_CHANNEL_CLOSE_CONFIRMATION, &channel_input_oclose); -} -static void -server_init_dispatch(void) -{ - if (compat20) - server_init_dispatch_20(); - else if (compat13) - server_init_dispatch_13(); - else - server_init_dispatch_15(); -} |