diff options
| -rw-r--r-- | crypto/openssh/COPYING.Ylonen | 70 | ||||
| -rw-r--r-- | crypto/openssh/README.openssh2 | 44 | ||||
| -rw-r--r-- | crypto/openssh/auth2-pam.c | 334 | ||||
| -rw-r--r-- | crypto/openssh/auth2-skey.c | 104 | ||||
| -rw-r--r-- | crypto/openssh/aux.c | 36 | ||||
| -rw-r--r-- | crypto/openssh/cli.c | 231 | ||||
| -rw-r--r-- | crypto/openssh/cli.h | 42 | ||||
| -rw-r--r-- | crypto/openssh/dsa.c | 304 | ||||
| -rw-r--r-- | crypto/openssh/dsa.h | 45 | ||||
| -rw-r--r-- | crypto/openssh/fingerprint.c | 69 | ||||
| -rw-r--r-- | crypto/openssh/fingerprint.h | 34 | ||||
| -rw-r--r-- | crypto/openssh/hmac.c | 54 | ||||
| -rw-r--r-- | crypto/openssh/hmac.h | 34 | ||||
| -rw-r--r-- | crypto/openssh/log-client.c | 84 | ||||
| -rw-r--r-- | crypto/openssh/log-server.c | 173 | ||||
| -rw-r--r-- | crypto/openssh/login.c | 145 | ||||
| -rw-r--r-- | crypto/openssh/nchan.h | 91 | ||||
| -rw-r--r-- | crypto/openssh/pty.c | 275 | ||||
| -rw-r--r-- | crypto/openssh/pty.h | 47 | ||||
| -rw-r--r-- | crypto/openssh/scp-common.c | 98 | ||||
| -rw-r--r-- | crypto/openssh/scp-common.h | 64 | ||||
| -rw-r--r-- | crypto/openssh/util.c | 96 |
22 files changed, 0 insertions, 2474 deletions
diff --git a/crypto/openssh/COPYING.Ylonen b/crypto/openssh/COPYING.Ylonen deleted file mode 100644 index 5e681edd29308..0000000000000 --- a/crypto/openssh/COPYING.Ylonen +++ /dev/null @@ -1,70 +0,0 @@ -This file is part of the ssh software, Copyright (c) 1995 Tatu Ylonen, Finland - - -COPYING POLICY AND OTHER LEGAL ISSUES - -As far as I am concerned, the code I have written for this software -can be used freely for any purpose. Any derived versions of this -software must be clearly marked as such, and if the derived work is -incompatible with the protocol description in the RFC file, it must be -called by a name other than "ssh" or "Secure Shell". - -However, I am not implying to give any licenses to any patents or -copyrights held by third parties, and the software includes parts that -are not under my direct control. As far as I know, all included -source code is used in accordance with the relevant license agreements -and can be used freely for any purpose (the GNU license being the most -restrictive); see below for details. - -[ RSA is no longer included. ] -[ IDEA is no longer included. ] -[ DES is now external. ] -[ GMP is now external. No more GNU licence. ] -[ Zlib is now external. ] -[ The make-ssh-known-hosts script is no longer included. ] -[ TSS has been removed. ] -[ MD5 is now external. ] -[ RC4 support has been removed. ] -[ Blowfish is now external. ] - -The 32-bit CRC implementation in crc32.c is due to Gary S. Brown. -Comments in the file indicate it may be used for any purpose without -restrictions. - -The 32-bit CRC compensation attack detector in deattack.c was -contributed by CORE SDI S.A. under a BSD-style license. See -http://www.core-sdi.com/english/ssh/ for details. - -Note that any information and cryptographic algorithms used in this -software are publicly available on the Internet and at any major -bookstore, scientific library, and patent office worldwide. More -information can be found e.g. at "http://www.cs.hut.fi/crypto". - -The legal status of this program is some combination of all these -permissions and restrictions. Use only at your own responsibility. -You will be responsible for any legal consequences yourself; I am not -making any claims whether possessing or using this is legal or not in -your country, and I am not taking any responsibility on your behalf. - - - NO WARRANTY - -BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY -FOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN -OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES -PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED -OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS -TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE -PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, -REPAIR OR CORRECTION. - -IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING -WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR -REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, -INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING -OUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED -TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY -YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER -PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE -POSSIBILITY OF SUCH DAMAGES. diff --git a/crypto/openssh/README.openssh2 b/crypto/openssh/README.openssh2 deleted file mode 100644 index 12c90aa316907..0000000000000 --- a/crypto/openssh/README.openssh2 +++ /dev/null @@ -1,44 +0,0 @@ -$Id: README.openssh2,v 1.8 2000/05/07 18:30:03 markus Exp $ - -howto: - 1) generate server key: - $ ssh-keygen -d -f /etc/ssh_host_dsa_key -N '' - 2) enable ssh2: - server: add 'Protocol 2,1' to /etc/sshd_config - client: ssh -o 'Protocol 2,1', or add to .ssh/config - 3) DSA authentication similar to RSA (add keys to ~/.ssh/authorized_keys2) - interop w/ ssh.com dsa-keys: - ssh-keygen -f /key/from/ssh.com -X >> ~/.ssh/authorized_keys2 - and vice versa - ssh-keygen -f /privatekey/from/openssh -x > ~/.ssh2/mykey.pub - echo Key mykey.pub >> ~/.ssh2/authorization - -works: - secsh-transport: works w/o rekey - proposal exchange, i.e. different enc/mac/comp per direction - encryption: blowfish-cbc, 3des-cbc, arcfour, cast128-cbc - mac: hmac-md5, hmac-sha1, (hmac-ripemd160) - compression: zlib, none - secsh-userauth: passwd and pubkey with DSA - secsh-connection: pty+shell or command, flow control works (window adjust) - tcp-forwarding: -L works, -R incomplete - x11-fwd - dss/dsa: host key database in ~/.ssh/known_hosts2 - client interops w/ sshd2, lshd - server interops w/ ssh2, lsh, ssh.com's Windows client, SecureCRT, F-Secure SSH Client 4.0, SecureFX (secure ftp) - server supports multiple concurrent sessions (e.g. with SSH.com Windows client) -todo: - re-keying - secsh-connection features: - tcp-forwarding, agent-fwd - auth other than passwd, and DSA-pubkey: - keyboard-interactive, (PGP-pubkey?) - config - server-auth w/ old host-keys - cleanup - advanced key storage? - keynote - sftp - --markus -$Date: 2000/05/07 18:30:03 $ diff --git a/crypto/openssh/auth2-pam.c b/crypto/openssh/auth2-pam.c deleted file mode 100644 index 7a238562c857d..0000000000000 --- a/crypto/openssh/auth2-pam.c +++ /dev/null @@ -1,334 +0,0 @@ -/*- - * Copyright (c) 2002 Networks Associates Technology, Inc. - * All rights reserved. - * - * This software was developed for the FreeBSD Project by ThinkSec AS and - * NAI Labs, the Security Research Division of Network Associates, Inc. - * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the - * DARPA CHATS research program. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#ifdef USE_PAM -#include "includes.h" -RCSID("$FreeBSD$"); - -#include <security/pam_appl.h> - -#include "auth.h" -#include "xmalloc.h" - -struct pam_ctxt { - char *pam_user; - pid_t pam_pid; - int pam_sock; - int pam_done; -}; - -static void pam_free_ctx(void *); - -/* - * Send message to parent or child. - */ -static int -pam_send(struct pam_ctxt *ctxt, char *fmt, ...) -{ - va_list ap; - char *mstr; - size_t len; - int r; - - va_start(ap, fmt); - len = vasprintf(&mstr, fmt, ap); - va_end(ap); - if (mstr == NULL) - exit(1); - if (ctxt->pam_pid != 0) - debug2("to child: %s", mstr); - r = send(ctxt->pam_sock, mstr, len + 1, MSG_EOR); - free(mstr); - return (r); -} - -/* - * Peek at first byte of next message. - */ -static int -pam_peek(struct pam_ctxt *ctxt) -{ - char ch; - - if (recv(ctxt->pam_sock, &ch, 1, MSG_PEEK) < 1) - return (-1); - return (ch); -} - -/* - * Receive a message from parent or child. - */ -static char * -pam_receive(struct pam_ctxt *ctxt) -{ - char *buf; - size_t len; - ssize_t rlen; - - len = 64; - buf = NULL; - do { - len *= 2; - buf = xrealloc(buf, len); - rlen = recv(ctxt->pam_sock, buf, len, MSG_PEEK); - if (rlen < 1) { - xfree(buf); - return (NULL); - } - } while (rlen == len); - if (recv(ctxt->pam_sock, buf, len, 0) != rlen) { - xfree(buf); - return (NULL); - } - if (ctxt->pam_pid != 0) - debug2("from child: %s", buf); - return (buf); -} - -/* - * Conversation function for child process. - */ -static int -pam_child_conv(int n, - const struct pam_message **msg, - struct pam_response **resp, - void *data) -{ - struct pam_ctxt *ctxt; - char *line; - size_t len; - int i; - - ctxt = data; - if (n <= 0 || n > PAM_MAX_NUM_MSG) - return (PAM_CONV_ERR); - if ((*resp = calloc(n, sizeof **resp)) == NULL) - return (PAM_BUF_ERR); - for (i = 0; i < n; ++i) { - resp[i]->resp_retcode = 0; - resp[i]->resp = NULL; - switch (msg[i]->msg_style) { - case PAM_PROMPT_ECHO_OFF: - pam_send(ctxt, "p%s", msg[i]->msg); - resp[i]->resp = pam_receive(ctxt); - break; - case PAM_PROMPT_ECHO_ON: - pam_send(ctxt, "P%s", msg[i]->msg); - resp[i]->resp = pam_receive(ctxt); - break; - case PAM_ERROR_MSG: - /*pam_send(ctxt, "e%s", msg[i]->msg);*/ - break; - case PAM_TEXT_INFO: - /*pam_send(ctxt, "i%s", msg[i]->msg);*/ - break; - default: - goto fail; - } - } - return (PAM_SUCCESS); - fail: - while (i) - free(resp[--i]); - free(*resp); - *resp = NULL; - return (PAM_CONV_ERR); -} - -/* - * Child process. - */ -static void * -pam_child(struct pam_ctxt *ctxt) -{ - struct pam_conv pam_conv = { pam_child_conv, ctxt }; - pam_handle_t *pamh; - char *msg; - int pam_err; - - pam_err = pam_start("sshd", ctxt->pam_user, &pam_conv, &pamh); - if (pam_err != PAM_SUCCESS) - goto auth_fail; - pam_err = pam_authenticate(pamh, 0); - if (pam_err != PAM_SUCCESS) - goto auth_fail; - pam_send(ctxt, "=OK"); - pam_end(pamh, pam_err); - exit(0); - auth_fail: - pam_send(ctxt, "!%s", pam_strerror(pamh, pam_err)); - pam_end(pamh, pam_err); - exit(0); -} - -static void * -pam_init_ctx(Authctxt *authctxt) -{ - struct pam_ctxt *ctxt; - int socks[2]; - int i; - - ctxt = xmalloc(sizeof *ctxt); - ctxt->pam_user = xstrdup(authctxt->user); - ctxt->pam_done = 0; - if (socketpair(AF_UNIX, SOCK_DGRAM, PF_UNSPEC, socks) == -1) { - error("%s: failed create sockets: %s", - __func__, strerror(errno)); - xfree(ctxt); - return (NULL); - } - if ((ctxt->pam_pid = fork()) == -1) { - error("%s: failed to fork auth-pam child: %s", - __func__, strerror(errno)); - close(socks[0]); - close(socks[1]); - xfree(ctxt); - return (NULL); - } - if (ctxt->pam_pid == 0) { - /* close everything except our end of the pipe */ - ctxt->pam_sock = socks[1]; - for (i = 0; i < getdtablesize(); ++i) - if (i != ctxt->pam_sock) - close(i); - pam_child(ctxt); - /* not reached */ - exit(1); - } - ctxt->pam_sock = socks[0]; - close(socks[1]); - return (ctxt); -} - -static int -pam_query(void *ctx, char **name, char **info, - u_int *num, char ***prompts, u_int **echo_on) -{ - struct pam_ctxt *ctxt = ctx; - char *msg; - - if ((msg = pam_receive(ctxt)) == NULL) - return (-1); - *name = xstrdup(""); - *info = xstrdup(""); - *prompts = xmalloc(sizeof(char *)); - *echo_on = xmalloc(sizeof(u_int)); - switch (*msg) { - case 'P': - **echo_on = 1; - case 'p': - *num = 1; - **prompts = xstrdup(msg + 1); - **echo_on = (*msg == 'P'); - break; - case '=': - *num = 0; - **echo_on = 0; - ctxt->pam_done = 1; - break; - case '!': - error("%s", msg + 1); - default: - *num = 0; - **echo_on = 0; - xfree(msg); - ctxt->pam_done = -1; - return (-1); - } - xfree(msg); - return (0); -} - -static int -pam_respond(void *ctx, u_int num, char **resp) -{ - struct pam_ctxt *ctxt = ctx; - char *msg; - - debug2(__func__); - switch (ctxt->pam_done) { - case 1: - return (0); - case 0: - break; - default: - return (-1); - } - if (num != 1) { - error("expected one response, got %u", num); - return (-1); - } - pam_send(ctxt, "%s", *resp); - switch (pam_peek(ctxt)) { - case 'P': - case 'p': - return (1); - case '=': - msg = pam_receive(ctxt); - xfree(msg); - ctxt->pam_done = 1; - return (0); - default: - msg = pam_receive(ctxt); - if (*msg == '!') - error("%s", msg + 1); - xfree(msg); - ctxt->pam_done = -1; - return (-1); - } -} - -static void -pam_free_ctx(void *ctxtp) -{ - struct pam_ctxt *ctxt = ctxtp; - int i; - - close(ctxt->pam_sock); - kill(ctxt->pam_pid, SIGHUP); - xfree(ctxt->pam_user); - xfree(ctxt); -} - -KbdintDevice pam_device = { - "pam", - pam_init_ctx, - pam_query, - pam_respond, - pam_free_ctx -}; - -#endif /* USE_PAM */ diff --git a/crypto/openssh/auth2-skey.c b/crypto/openssh/auth2-skey.c deleted file mode 100644 index 9de08fc09cfd8..0000000000000 --- a/crypto/openssh/auth2-skey.c +++ /dev/null @@ -1,104 +0,0 @@ -#include "includes.h" -RCSID("$OpenBSD: auth2-skey.c,v 1.1 2000/10/11 20:14:38 markus Exp $"); - -#include "ssh.h" -#include "ssh2.h" -#include "auth.h" -#include "packet.h" -#include "xmalloc.h" -#include "dispatch.h" - -void send_userauth_into_request(Authctxt *authctxt, int echo); -void input_userauth_info_response(int type, int plen, void *ctxt); - -/* - * try skey authentication, always return -1 (= postponed) since we have to - * wait for the s/key response. - */ -int -auth2_skey(Authctxt *authctxt) -{ - send_userauth_into_request(authctxt, 0); - dispatch_set(SSH2_MSG_USERAUTH_INFO_RESPONSE, &input_userauth_info_response); - return -1; -} - -void -send_userauth_into_request(Authctxt *authctxt, int echo) -{ - int retval = -1; - struct skey skey; - char challenge[SKEY_MAX_CHALLENGE]; - char *fake; - - if (authctxt->user == NULL) - fatal("send_userauth_into_request: internal error: no user"); - - /* get skey challenge */ - if (authctxt->valid) - retval = skeychallenge(&skey, authctxt->user, challenge); - - if (retval == -1) { - fake = skey_fake_keyinfo(authctxt->user); - strlcpy(challenge, fake, sizeof challenge); - } - /* send our info request */ - packet_start(SSH2_MSG_USERAUTH_INFO_REQUEST); - packet_put_cstring("S/Key Authentication"); /* Name */ - packet_put_cstring(challenge); /* Instruction */ - packet_put_cstring(""); /* Language */ - packet_put_int(1); /* Number of prompts */ - packet_put_cstring(echo ? - "Response [Echo]: ": "Response: "); /* Prompt */ - packet_put_char(echo); /* Echo */ - packet_send(); - packet_write_wait(); - memset(challenge, 'c', sizeof challenge); -} - -void -input_userauth_info_response(int type, int plen, void *ctxt) -{ - Authctxt *authctxt = ctxt; - int authenticated = 0; - unsigned int nresp, rlen; - char *resp, *method; - - if (authctxt == NULL) - fatal("input_userauth_info_response: no authentication context"); - - if (authctxt->attempt++ >= AUTH_FAIL_MAX) - packet_disconnect("too many failed userauth_requests"); - - nresp = packet_get_int(); - if (nresp == 1) { - /* we only support s/key and assume s/key for nresp == 1 */ - method = "s/key"; - resp = packet_get_string(&rlen); - packet_done(); - if (strlen(resp) == 0) { - /* - * if we received a null response, resend prompt with - * echo enabled - */ - authenticated = -1; - userauth_log(authctxt, authenticated, method); - send_userauth_into_request(authctxt, 1); - } else { - /* verify skey response */ - if (authctxt->valid && - skey_haskey(authctxt->pw->pw_name) == 0 && - skey_passcheck(authctxt->pw->pw_name, resp) != -1) { - authenticated = 1; - } else { - authenticated = 0; - } - memset(resp, 'r', rlen); - /* unregister callback */ - dispatch_set(SSH2_MSG_USERAUTH_INFO_RESPONSE, NULL); - userauth_log(authctxt, authenticated, method); - userauth_reply(authctxt, authenticated); - } - xfree(resp); - } -} diff --git a/crypto/openssh/aux.c b/crypto/openssh/aux.c deleted file mode 100644 index 899142da71671..0000000000000 --- a/crypto/openssh/aux.c +++ /dev/null @@ -1,36 +0,0 @@ -#include "includes.h" -RCSID("$OpenBSD: aux.c,v 1.2 2000/05/17 09:47:59 markus Exp $"); - -#include "ssh.h" - -char * -chop(char *s) -{ - char *t = s; - while (*t) { - if(*t == '\n' || *t == '\r') { - *t = '\0'; - return s; - } - t++; - } - return s; - -} - -void -set_nonblock(int fd) -{ - int val; - val = fcntl(fd, F_GETFL, 0); - if (val < 0) { - error("fcntl(%d, F_GETFL, 0): %s", fd, strerror(errno)); - return; - } - if (val & O_NONBLOCK) - return; - debug("fd %d setting O_NONBLOCK", fd); - val |= O_NONBLOCK; - if (fcntl(fd, F_SETFL, val) == -1) - error("fcntl(%d, F_SETFL, O_NONBLOCK): %s", fd, strerror(errno)); -} diff --git a/crypto/openssh/cli.c b/crypto/openssh/cli.c deleted file mode 100644 index 8f0b2b87e36c2..0000000000000 --- a/crypto/openssh/cli.c +++ /dev/null @@ -1,231 +0,0 @@ -/* $OpenBSD: cli.c,v 1.11 2001/03/06 00:33:04 deraadt Exp $ */ - -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: cli.c,v 1.11 2001/03/06 00:33:04 deraadt Exp $"); - -#include "xmalloc.h" -#include "log.h" -#include "cli.h" - -#include <vis.h> - -static int cli_input = -1; -static int cli_output = -1; -static int cli_from_stdin = 0; - -sigset_t oset; -sigset_t nset; -struct sigaction nsa; -struct sigaction osa; -struct termios ntio; -struct termios otio; -int echo_modified; - -volatile int intr; - -static int -cli_open(int from_stdin) -{ - if (cli_input >= 0 && cli_output >= 0 && cli_from_stdin == from_stdin) - return 1; - - if (from_stdin) { - if (!cli_from_stdin && cli_input >= 0) { - (void)close(cli_input); - } - cli_input = STDIN_FILENO; - cli_output = STDERR_FILENO; - } else { - cli_input = cli_output = open(_PATH_TTY, O_RDWR); - if (cli_input < 0) - fatal("You have no controlling tty. Cannot read passphrase."); - } - - cli_from_stdin = from_stdin; - - return cli_input >= 0 && cli_output >= 0 && cli_from_stdin == from_stdin; -} - -static void -cli_close(void) -{ - if (!cli_from_stdin && cli_input >= 0) - close(cli_input); - cli_input = -1; - cli_output = -1; - cli_from_stdin = 0; - return; -} - -void -intrcatch(int sig) -{ - intr = 1; -} - -static void -cli_echo_disable(void) -{ - sigemptyset(&nset); - sigaddset(&nset, SIGTSTP); - (void) sigprocmask(SIG_BLOCK, &nset, &oset); - - intr = 0; - - memset(&nsa, 0, sizeof(nsa)); - nsa.sa_handler = intrcatch; - (void) sigaction(SIGINT, &nsa, &osa); - - echo_modified = 0; - if (tcgetattr(cli_input, &otio) == 0 && (otio.c_lflag & ECHO)) { - echo_modified = 1; - ntio = otio; - ntio.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL); - (void) tcsetattr(cli_input, TCSANOW, &ntio); - } - return; -} - -static void -cli_echo_restore(void) -{ - if (echo_modified != 0) { - tcsetattr(cli_input, TCSANOW, &otio); - echo_modified = 0; - } - - (void) sigprocmask(SIG_SETMASK, &oset, NULL); - (void) sigaction(SIGINT, &osa, NULL); - - if (intr != 0) { - kill(getpid(), SIGINT); - sigemptyset(&nset); - /* XXX tty has not neccessarily drained by now? */ - sigsuspend(&nset); - intr = 0; - } - return; -} - -static int -cli_read(char* buf, int size, int echo) -{ - char ch = 0; - int i = 0; - int n; - - if (!echo) - cli_echo_disable(); - - while (ch != '\n') { - n = read(cli_input, &ch, 1); - if (n == -1 && (errno == EAGAIN || errno == EINTR)) - continue; - if (n != 1) - break; - if (ch == '\n' || intr != 0) - break; - if (i < size) - buf[i++] = ch; - } - buf[i] = '\0'; - - if (!echo) - cli_echo_restore(); - if (!intr && !echo) - (void) write(cli_output, "\n", 1); - return i; -} - -static int -cli_write(char* buf, int size) -{ - int i, len, pos, ret = 0; - char *output, *p; - - output = xmalloc(4*size); - for (p = output, i = 0; i < size; i++) { - if (buf[i] == '\n' || buf[i] == '\r') - *p++ = buf[i]; - else - p = vis(p, buf[i], 0, 0); - } - len = p - output; - - for (pos = 0; pos < len; pos += ret) { - ret = write(cli_output, output + pos, len - pos); - if (ret == -1) { - xfree(output); - return -1; - } - } - xfree(output); - return 0; -} - -/* - * Presents a prompt and returns the response allocated with xmalloc(). - * Uses /dev/tty or stdin/out depending on arg. Optionally disables echo - * of response depending on arg. Tries to ensure that no other userland - * buffer is storing the response. - */ -char* -cli_read_passphrase(char* prompt, int from_stdin, int echo_enable) -{ - char buf[BUFSIZ]; - char* p; - - if (!cli_open(from_stdin)) - fatal("Cannot read passphrase."); - - fflush(stdout); - - cli_write(prompt, strlen(prompt)); - cli_read(buf, sizeof buf, echo_enable); - - cli_close(); - - p = xstrdup(buf); - memset(buf, 0, sizeof(buf)); - return (p); -} - -char* -cli_prompt(char* prompt, int echo_enable) -{ - return cli_read_passphrase(prompt, 0, echo_enable); -} - -void -cli_mesg(char* mesg) -{ - cli_open(0); - cli_write(mesg, strlen(mesg)); - cli_write("\n", strlen("\n")); - cli_close(); - return; -} diff --git a/crypto/openssh/cli.h b/crypto/openssh/cli.h deleted file mode 100644 index 6f57c9b8ad0ac..0000000000000 --- a/crypto/openssh/cli.h +++ /dev/null @@ -1,42 +0,0 @@ -/* $OpenBSD: cli.h,v 1.4 2001/03/01 03:38:33 deraadt Exp $ */ - -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* $OpenBSD: cli.h,v 1.4 2001/03/01 03:38:33 deraadt Exp $ */ - -#ifndef CLI_H -#define CLI_H - -/* - * Presents a prompt and returns the response allocated with xmalloc(). - * Uses /dev/tty or stdin/out depending on arg. Optionally disables echo - * of response depending on arg. Tries to ensure that no other userland - * buffer is storing the response. - */ -char * cli_read_passphrase(char * prompt, int from_stdin, int echo_enable); -char * cli_prompt(char * prompt, int echo_enable); -void cli_mesg(char * mesg); - -#endif /* CLI_H */ diff --git a/crypto/openssh/dsa.c b/crypto/openssh/dsa.c deleted file mode 100644 index 4ff4b58f2b491..0000000000000 --- a/crypto/openssh/dsa.c +++ /dev/null @@ -1,304 +0,0 @@ -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: dsa.c,v 1.11 2000/09/07 20:27:51 deraadt Exp $"); - -#include "ssh.h" -#include "xmalloc.h" -#include "buffer.h" -#include "bufaux.h" -#include "compat.h" - -#include <openssl/bn.h> -#include <openssl/dh.h> -#include <openssl/rsa.h> -#include <openssl/dsa.h> -#include <openssl/evp.h> -#include <openssl/bio.h> -#include <openssl/pem.h> - -#include <openssl/hmac.h> -#include "kex.h" -#include "key.h" -#include "uuencode.h" - -#define INTBLOB_LEN 20 -#define SIGBLOB_LEN (2*INTBLOB_LEN) - -Key * -dsa_key_from_blob(char *blob, int blen) -{ - Buffer b; - char *ktype; - int rlen; - DSA *dsa; - Key *key; - -#ifdef DEBUG_DSS - dump_base64(stderr, blob, blen); -#endif - /* fetch & parse DSA/DSS pubkey */ - buffer_init(&b); - buffer_append(&b, blob, blen); - ktype = buffer_get_string(&b, NULL); - if (strcmp(KEX_DSS, ktype) != 0) { - error("dsa_key_from_blob: cannot handle type %s", ktype); - buffer_free(&b); - xfree(ktype); - return NULL; - } - key = key_new(KEY_DSA); - dsa = key->dsa; - buffer_get_bignum2(&b, dsa->p); - buffer_get_bignum2(&b, dsa->q); - buffer_get_bignum2(&b, dsa->g); - buffer_get_bignum2(&b, dsa->pub_key); - rlen = buffer_len(&b); - if(rlen != 0) - error("dsa_key_from_blob: remaining bytes in key blob %d", rlen); - buffer_free(&b); - xfree(ktype); - -#ifdef DEBUG_DSS - DSA_print_fp(stderr, dsa, 8); -#endif - return key; -} -int -dsa_make_key_blob(Key *key, unsigned char **blobp, unsigned int *lenp) -{ - Buffer b; - int len; - unsigned char *buf; - - if (key == NULL || key->type != KEY_DSA) - return 0; - buffer_init(&b); - buffer_put_cstring(&b, KEX_DSS); - buffer_put_bignum2(&b, key->dsa->p); - buffer_put_bignum2(&b, key->dsa->q); - buffer_put_bignum2(&b, key->dsa->g); - buffer_put_bignum2(&b, key->dsa->pub_key); - len = buffer_len(&b); - buf = xmalloc(len); - memcpy(buf, buffer_ptr(&b), len); - memset(buffer_ptr(&b), 0, len); - buffer_free(&b); - if (lenp != NULL) - *lenp = len; - if (blobp != NULL) - *blobp = buf; - return len; -} -int -dsa_sign( - Key *key, - unsigned char **sigp, int *lenp, - unsigned char *data, int datalen) -{ - unsigned char *digest; - unsigned char *ret; - DSA_SIG *sig; - EVP_MD *evp_md = EVP_sha1(); - EVP_MD_CTX md; - unsigned int rlen; - unsigned int slen; - unsigned int len; - unsigned char sigblob[SIGBLOB_LEN]; - Buffer b; - - if (key == NULL || key->type != KEY_DSA || key->dsa == NULL) { - error("dsa_sign: no DSA key"); - return -1; - } - digest = xmalloc(evp_md->md_size); - EVP_DigestInit(&md, evp_md); - EVP_DigestUpdate(&md, data, datalen); - EVP_DigestFinal(&md, digest, NULL); - - sig = DSA_do_sign(digest, evp_md->md_size, key->dsa); - if (sig == NULL) { - fatal("dsa_sign: cannot sign"); - } - - rlen = BN_num_bytes(sig->r); - slen = BN_num_bytes(sig->s); - if (rlen > INTBLOB_LEN || slen > INTBLOB_LEN) { - error("bad sig size %d %d", rlen, slen); - DSA_SIG_free(sig); - return -1; - } - debug("sig size %d %d", rlen, slen); - - memset(sigblob, 0, SIGBLOB_LEN); - BN_bn2bin(sig->r, sigblob+ SIGBLOB_LEN - INTBLOB_LEN - rlen); - BN_bn2bin(sig->s, sigblob+ SIGBLOB_LEN - slen); - DSA_SIG_free(sig); - - if (datafellows & SSH_BUG_SIGBLOB) { - debug("datafellows"); - ret = xmalloc(SIGBLOB_LEN); - memcpy(ret, sigblob, SIGBLOB_LEN); - if (lenp != NULL) - *lenp = SIGBLOB_LEN; - if (sigp != NULL) - *sigp = ret; - } else { - /* ietf-drafts */ - buffer_init(&b); - buffer_put_cstring(&b, KEX_DSS); - buffer_put_string(&b, sigblob, SIGBLOB_LEN); - len = buffer_len(&b); - ret = xmalloc(len); - memcpy(ret, buffer_ptr(&b), len); - buffer_free(&b); - if (lenp != NULL) - *lenp = len; - if (sigp != NULL) - *sigp = ret; - } - return 0; -} -int -dsa_verify( - Key *key, - unsigned char *signature, int signaturelen, - unsigned char *data, int datalen) -{ - Buffer b; - unsigned char *digest; - DSA_SIG *sig; - EVP_MD *evp_md = EVP_sha1(); - EVP_MD_CTX md; - unsigned char *sigblob; - char *txt; - unsigned int len; - int rlen; - int ret; - - if (key == NULL || key->type != KEY_DSA || key->dsa == NULL) { - error("dsa_verify: no DSA key"); - return -1; - } - - if (!(datafellows & SSH_BUG_SIGBLOB) && - signaturelen == SIGBLOB_LEN) { - datafellows |= ~SSH_BUG_SIGBLOB; - log("autodetect SSH_BUG_SIGBLOB"); - } else if ((datafellows & SSH_BUG_SIGBLOB) && - signaturelen != SIGBLOB_LEN) { - log("autoremove SSH_BUG_SIGBLOB"); - datafellows &= ~SSH_BUG_SIGBLOB; - } - - debug("len %d datafellows %d", signaturelen, datafellows); - - /* fetch signature */ - if (datafellows & SSH_BUG_SIGBLOB) { - sigblob = signature; - len = signaturelen; - } else { - /* ietf-drafts */ - char *ktype; - buffer_init(&b); - buffer_append(&b, (char *) signature, signaturelen); - ktype = buffer_get_string(&b, NULL); - if (strcmp(KEX_DSS, ktype) != 0) { - error("dsa_verify: cannot handle type %s", ktype); - buffer_free(&b); - return -1; - } - sigblob = (unsigned char *)buffer_get_string(&b, &len); - rlen = buffer_len(&b); - if(rlen != 0) { - error("remaining bytes in signature %d", rlen); - buffer_free(&b); - return -1; - } - buffer_free(&b); - xfree(ktype); - } - - if (len != SIGBLOB_LEN) { - fatal("bad sigbloblen %d != SIGBLOB_LEN", len); - } - - /* parse signature */ - sig = DSA_SIG_new(); - sig->r = BN_new(); - sig->s = BN_new(); - BN_bin2bn(sigblob, INTBLOB_LEN, sig->r); - BN_bin2bn(sigblob+ INTBLOB_LEN, INTBLOB_LEN, sig->s); - - if (!(datafellows & SSH_BUG_SIGBLOB)) { - memset(sigblob, 0, len); - xfree(sigblob); - } - - /* sha1 the data */ - digest = xmalloc(evp_md->md_size); - EVP_DigestInit(&md, evp_md); - EVP_DigestUpdate(&md, data, datalen); - EVP_DigestFinal(&md, digest, NULL); - - ret = DSA_do_verify(digest, evp_md->md_size, sig, key->dsa); - - memset(digest, 0, evp_md->md_size); - xfree(digest); - DSA_SIG_free(sig); - - switch (ret) { - case 1: - txt = "correct"; - break; - case 0: - txt = "incorrect"; - break; - case -1: - default: - txt = "error"; - break; - } - debug("dsa_verify: signature %s", txt); - return ret; -} - -Key * -dsa_generate_key(unsigned int bits) -{ - DSA *dsa = DSA_generate_parameters(bits, NULL, 0, NULL, NULL, NULL, NULL); - Key *k; - if (dsa == NULL) { - fatal("DSA_generate_parameters failed"); - } - if (!DSA_generate_key(dsa)) { - fatal("DSA_generate_keys failed"); - } - - k = key_new(KEY_EMPTY); - k->type = KEY_DSA; - k->dsa = dsa; - return k; -} diff --git a/crypto/openssh/dsa.h b/crypto/openssh/dsa.h deleted file mode 100644 index 252e7880beb59..0000000000000 --- a/crypto/openssh/dsa.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -#ifndef DSA_H -#define DSA_H - -Key *dsa_key_from_blob(char *blob, int blen); -int dsa_make_key_blob(Key *key, unsigned char **blobp, unsigned int *lenp); - -int -dsa_sign( - Key *key, - unsigned char **sigp, int *lenp, - unsigned char *data, int datalen); - -int -dsa_verify( - Key *key, - unsigned char *signature, int signaturelen, - unsigned char *data, int datalen); - -Key * -dsa_generate_key(unsigned int bits); - -#endif diff --git a/crypto/openssh/fingerprint.c b/crypto/openssh/fingerprint.c deleted file mode 100644 index 4b0966d91557e..0000000000000 --- a/crypto/openssh/fingerprint.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright (c) 1999 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Markus Friedl. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$Id: fingerprint.c,v 1.6 2000/04/12 09:39:10 markus Exp $"); - -#include "ssh.h" -#include "xmalloc.h" -#include <openssl/md5.h> - -#define FPRINT "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x" - -/* - * Generate key fingerprint in ascii format. - * Based on ideas and code from Bjoern Groenvall <bg@sics.se> - */ -char * -fingerprint(BIGNUM *e, BIGNUM *n) -{ - static char retval[80]; - MD5_CTX md; - unsigned char d[16]; - unsigned char *buf; - int nlen, elen; - - nlen = BN_num_bytes(n); - elen = BN_num_bytes(e); - - buf = xmalloc(nlen + elen); - - BN_bn2bin(n, buf); - BN_bn2bin(e, buf + nlen); - - MD5_Init(&md); - MD5_Update(&md, buf, nlen + elen); - MD5_Final(d, &md); - snprintf(retval, sizeof(retval), FPRINT, - d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7], - d[8], d[9], d[10], d[11], d[12], d[13], d[14], d[15]); - memset(buf, 0, nlen + elen); - xfree(buf); - return retval; -} diff --git a/crypto/openssh/fingerprint.h b/crypto/openssh/fingerprint.h deleted file mode 100644 index fbb0d4c462060..0000000000000 --- a/crypto/openssh/fingerprint.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (c) 1999 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Markus Friedl. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -/* RCSID("$Id: fingerprint.h,v 1.3 1999/11/24 16:15:25 markus Exp $"); */ - -#ifndef FINGERPRINT_H -#define FINGERPRINT_H -char *fingerprint(BIGNUM * e, BIGNUM * n); -#endif diff --git a/crypto/openssh/hmac.c b/crypto/openssh/hmac.c deleted file mode 100644 index 48a176304bebe..0000000000000 --- a/crypto/openssh/hmac.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: hmac.c,v 1.4 2000/09/07 20:27:51 deraadt Exp $"); - -#include "xmalloc.h" -#include "ssh.h" -#include "getput.h" - -#include <openssl/hmac.h> - -unsigned char * -hmac( - EVP_MD *evp_md, - unsigned int seqno, - unsigned char *data, int datalen, - unsigned char *key, int keylen) -{ - HMAC_CTX c; - static unsigned char m[EVP_MAX_MD_SIZE]; - unsigned char b[4]; - - if (key == NULL) - fatal("hmac: no key"); - HMAC_Init(&c, key, keylen, evp_md); - PUT_32BIT(b, seqno); - HMAC_Update(&c, b, sizeof b); - HMAC_Update(&c, data, datalen); - HMAC_Final(&c, m, NULL); - HMAC_cleanup(&c); - return(m); -} diff --git a/crypto/openssh/hmac.h b/crypto/openssh/hmac.h deleted file mode 100644 index 281300e25c48d..0000000000000 --- a/crypto/openssh/hmac.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -#ifndef HMAC_H -#define HMAC_H - -unsigned char * -hmac( - EVP_MD *evp_md, - unsigned int seqno, - unsigned char *data, int datalen, - unsigned char *key, int len); - -#endif diff --git a/crypto/openssh/log-client.c b/crypto/openssh/log-client.c deleted file mode 100644 index 505c8c33787a7..0000000000000 --- a/crypto/openssh/log-client.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Client-side versions of debug(), log(), etc. These print to stderr. - * This is a stripped down version of log-server.c. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - * - * - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: log-client.c,v 1.12 2000/09/12 20:53:10 markus Exp $"); - -#include "xmalloc.h" -#include "ssh.h" - -static LogLevel log_level = SYSLOG_LEVEL_INFO; - -/* Initialize the log. - * av0 program name (should be argv[0]) - * level logging level - */ - -void -log_init(char *av0, LogLevel level, SyslogFacility ignored1, int ignored2) -{ - switch (level) { - case SYSLOG_LEVEL_QUIET: - case SYSLOG_LEVEL_ERROR: - case SYSLOG_LEVEL_FATAL: - case SYSLOG_LEVEL_INFO: - case SYSLOG_LEVEL_VERBOSE: - case SYSLOG_LEVEL_DEBUG1: - case SYSLOG_LEVEL_DEBUG2: - case SYSLOG_LEVEL_DEBUG3: - log_level = level; - break; - default: - /* unchanged */ - break; - } -} - -#define MSGBUFSIZ 1024 - -void -do_log(LogLevel level, const char *fmt, va_list args) -{ - char msgbuf[MSGBUFSIZ]; - - if (level > log_level) - return; - if (level >= SYSLOG_LEVEL_DEBUG1) - fprintf(stderr, "debug: "); - vsnprintf(msgbuf, sizeof(msgbuf), fmt, args); - fprintf(stderr, "%s\r\n", msgbuf); -} diff --git a/crypto/openssh/log-server.c b/crypto/openssh/log-server.c deleted file mode 100644 index de3d5cfeb9700..0000000000000 --- a/crypto/openssh/log-server.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Server-side versions of debug(), log(), etc. These normally send the output - * to the system log. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - * - * - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: log-server.c,v 1.17 2000/09/12 20:53:10 markus Exp $"); - -#include <syslog.h> -#include "packet.h" -#include "xmalloc.h" -#include "ssh.h" - -static LogLevel log_level = SYSLOG_LEVEL_INFO; -static int log_on_stderr = 0; -static int log_facility = LOG_AUTH; - -/* Initialize the log. - * av0 program name (should be argv[0]) - * on_stderr print also on stderr - * level logging level - */ - -void -log_init(char *av0, LogLevel level, SyslogFacility facility, int on_stderr) -{ - switch (level) { - case SYSLOG_LEVEL_QUIET: - case SYSLOG_LEVEL_ERROR: - case SYSLOG_LEVEL_FATAL: - case SYSLOG_LEVEL_INFO: - case SYSLOG_LEVEL_VERBOSE: - case SYSLOG_LEVEL_DEBUG1: - case SYSLOG_LEVEL_DEBUG2: - case SYSLOG_LEVEL_DEBUG3: - log_level = level; - break; - default: - fprintf(stderr, "Unrecognized internal syslog level code %d\n", - (int) level); - exit(1); - } - switch (facility) { - case SYSLOG_FACILITY_DAEMON: - log_facility = LOG_DAEMON; - break; - case SYSLOG_FACILITY_USER: - log_facility = LOG_USER; - break; - case SYSLOG_FACILITY_AUTH: - log_facility = LOG_AUTH; - break; - case SYSLOG_FACILITY_LOCAL0: - log_facility = LOG_LOCAL0; - break; - case SYSLOG_FACILITY_LOCAL1: - log_facility = LOG_LOCAL1; - break; - case SYSLOG_FACILITY_LOCAL2: - log_facility = LOG_LOCAL2; - break; - case SYSLOG_FACILITY_LOCAL3: - log_facility = LOG_LOCAL3; - break; - case SYSLOG_FACILITY_LOCAL4: - log_facility = LOG_LOCAL4; - break; - case SYSLOG_FACILITY_LOCAL5: - log_facility = LOG_LOCAL5; - break; - case SYSLOG_FACILITY_LOCAL6: - log_facility = LOG_LOCAL6; - break; - case SYSLOG_FACILITY_LOCAL7: - log_facility = LOG_LOCAL7; - break; - default: - fprintf(stderr, "Unrecognized internal syslog facility code %d\n", - (int) facility); - exit(1); - } - log_on_stderr = on_stderr; -} - -#define MSGBUFSIZ 1024 - -void -do_log(LogLevel level, const char *fmt, va_list args) -{ - char msgbuf[MSGBUFSIZ]; - char fmtbuf[MSGBUFSIZ]; - char *txt = NULL; - int pri = LOG_INFO; - extern char *__progname; - - if (level > log_level) - return; - switch (level) { - case SYSLOG_LEVEL_ERROR: - txt = "error"; - pri = LOG_ERR; - break; - case SYSLOG_LEVEL_FATAL: - txt = "fatal"; - pri = LOG_ERR; - break; - case SYSLOG_LEVEL_INFO: - case SYSLOG_LEVEL_VERBOSE: - pri = LOG_INFO; - break; - case SYSLOG_LEVEL_DEBUG1: - txt = "debug1"; - pri = LOG_DEBUG; - break; - case SYSLOG_LEVEL_DEBUG2: - txt = "debug2"; - pri = LOG_DEBUG; - break; - case SYSLOG_LEVEL_DEBUG3: - txt = "debug3"; - pri = LOG_DEBUG; - break; - default: - txt = "internal error"; - pri = LOG_ERR; - break; - } - if (txt != NULL) { - snprintf(fmtbuf, sizeof(fmtbuf), "%s: %s", txt, fmt); - vsnprintf(msgbuf, sizeof(msgbuf), fmtbuf, args); - } else { - vsnprintf(msgbuf, sizeof(msgbuf), fmt, args); - } - if (log_on_stderr) { - fprintf(stderr, "%s\n", msgbuf); - } else { - openlog(__progname, LOG_PID, log_facility); - syslog(pri, "%.500s", msgbuf); - closelog(); - } -} diff --git a/crypto/openssh/login.c b/crypto/openssh/login.c deleted file mode 100644 index 1d59cd825f732..0000000000000 --- a/crypto/openssh/login.c +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * This file performs some of the things login(1) normally does. We cannot - * easily use something like login -p -h host -f user, because there are - * several different logins around, and it is hard to determined what kind of - * login the current system has. Also, we want to be able to execute commands - * on a tty. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - * - * Copyright (c) 1999 Theo de Raadt. All rights reserved. - * Copyright (c) 1999 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: login.c,v 1.15 2000/09/07 20:27:52 deraadt Exp $"); - -#include <util.h> -#include <utmp.h> -#include "ssh.h" - -/* - * Returns the time when the user last logged in. Returns 0 if the - * information is not available. This must be called before record_login. - * The host the user logged in from will be returned in buf. - */ - -/* - * Returns the time when the user last logged in (or 0 if no previous login - * is found). The name of the host used last time is returned in buf. - */ - -unsigned long -get_last_login_time(uid_t uid, const char *logname, - char *buf, unsigned int bufsize) -{ - struct lastlog ll; - char *lastlog; - int fd; - - lastlog = _PATH_LASTLOG; - buf[0] = '\0'; - - fd = open(lastlog, O_RDONLY); - if (fd < 0) - return 0; - lseek(fd, (off_t) ((long) uid * sizeof(ll)), SEEK_SET); - if (read(fd, &ll, sizeof(ll)) != sizeof(ll)) { - close(fd); - return 0; - } - close(fd); - if (bufsize > sizeof(ll.ll_host) + 1) - bufsize = sizeof(ll.ll_host) + 1; - strncpy(buf, ll.ll_host, bufsize - 1); - buf[bufsize - 1] = 0; - return ll.ll_time; -} - -/* - * Records that the user has logged in. I these parts of operating systems - * were more standardized. - */ - -void -record_login(pid_t pid, const char *ttyname, const char *user, uid_t uid, - const char *host, struct sockaddr * addr) -{ - int fd; - struct lastlog ll; - char *lastlog; - struct utmp u; - const char *utmp, *wtmp; - - /* Construct an utmp/wtmp entry. */ - memset(&u, 0, sizeof(u)); - strncpy(u.ut_line, ttyname + 5, sizeof(u.ut_line)); - u.ut_time = time(NULL); - strncpy(u.ut_name, user, sizeof(u.ut_name)); - strncpy(u.ut_host, host, sizeof(u.ut_host)); - - /* Figure out the file names. */ - utmp = _PATH_UTMP; - wtmp = _PATH_WTMP; - - login(&u); - lastlog = _PATH_LASTLOG; - - /* Update lastlog unless actually recording a logout. */ - if (strcmp(user, "") != 0) { - /* - * It is safer to bzero the lastlog structure first because - * some systems might have some extra fields in it (e.g. SGI) - */ - memset(&ll, 0, sizeof(ll)); - - /* Update lastlog. */ - ll.ll_time = time(NULL); - strncpy(ll.ll_line, ttyname + 5, sizeof(ll.ll_line)); - strncpy(ll.ll_host, host, sizeof(ll.ll_host)); - fd = open(lastlog, O_RDWR); - if (fd >= 0) { - lseek(fd, (off_t) ((long) uid * sizeof(ll)), SEEK_SET); - if (write(fd, &ll, sizeof(ll)) != sizeof(ll)) - log("Could not write %.100s: %.100s", lastlog, strerror(errno)); - close(fd); - } - } -} - -/* Records that the user has logged out. */ - -void -record_logout(pid_t pid, const char *ttyname) -{ - const char *line = ttyname + 5; /* /dev/ttyq8 -> ttyq8 */ - if (logout(line)) - logwtmp(line, "", ""); -} diff --git a/crypto/openssh/nchan.h b/crypto/openssh/nchan.h deleted file mode 100644 index 623ecccc31cfb..0000000000000 --- a/crypto/openssh/nchan.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright (c) 1999 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* RCSID("$OpenBSD: nchan.h,v 1.10 2001/02/28 08:54:55 markus Exp $"); */ - -#ifndef NCHAN_H -#define NCHAN_H - -/* - * SSH Protocol 1.5 aka New Channel Protocol - * Thanks to Martina, Axel and everyone who left Erlangen, leaving me bored. - * Written by Markus Friedl in October 1999 - * - * Protocol versions 1.3 and 1.5 differ in the handshake protocol used for the - * tear down of channels: - * - * 1.3: strict request-ack-protocol: - * CLOSE -> - * <- CLOSE_CONFIRM - * - * 1.5: uses variations of: - * IEOF -> - * <- OCLOSE - * <- IEOF - * OCLOSE -> - * i.e. both sides have to close the channel - * - * See the debugging output from 'ssh -v' and 'sshd -d' of - * ssh-1.2.27 as an example. - * - */ - -/* ssh-proto-1.5 overloads prot-1.3-message-types */ -#define SSH_MSG_CHANNEL_INPUT_EOF SSH_MSG_CHANNEL_CLOSE -#define SSH_MSG_CHANNEL_OUTPUT_CLOSE SSH_MSG_CHANNEL_CLOSE_CONFIRMATION - -/* possible input states */ -#define CHAN_INPUT_OPEN 0x01 -#define CHAN_INPUT_WAIT_DRAIN 0x02 -#define CHAN_INPUT_WAIT_OCLOSE 0x04 -#define CHAN_INPUT_CLOSED 0x08 - -/* possible output states */ -#define CHAN_OUTPUT_OPEN 0x10 -#define CHAN_OUTPUT_WAIT_DRAIN 0x20 -#define CHAN_OUTPUT_WAIT_IEOF 0x40 -#define CHAN_OUTPUT_CLOSED 0x80 - -#define CHAN_CLOSE_SENT 0x01 -#define CHAN_CLOSE_RCVD 0x02 - - -/* Channel EVENTS */ -typedef void chan_event_fn(Channel * c); - -/* for the input state */ -extern chan_event_fn *chan_rcvd_oclose; -extern chan_event_fn *chan_read_failed; -extern chan_event_fn *chan_ibuf_empty; - -/* for the output state */ -extern chan_event_fn *chan_rcvd_ieof; -extern chan_event_fn *chan_write_failed; -extern chan_event_fn *chan_obuf_empty; - -int chan_is_dead(Channel * c); - -void chan_init_iostates(Channel * c); -void chan_init(void); -#endif diff --git a/crypto/openssh/pty.c b/crypto/openssh/pty.c deleted file mode 100644 index 9300bd530415c..0000000000000 --- a/crypto/openssh/pty.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Allocating a pseudo-terminal, and making it the controlling tty. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - */ - -#include "includes.h" -RCSID("$OpenBSD: pty.c,v 1.16 2000/09/07 21:13:37 markus Exp $"); - -#include <util.h> -#include "pty.h" -#include "ssh.h" - -/* Pty allocated with _getpty gets broken if we do I_PUSH:es to it. */ -#if defined(HAVE__GETPTY) || defined(HAVE_OPENPTY) -#undef HAVE_DEV_PTMX -#endif - -#ifndef O_NOCTTY -#define O_NOCTTY 0 -#endif - -/* - * Allocates and opens a pty. Returns 0 if no pty could be allocated, or - * nonzero if a pty was successfully allocated. On success, open file - * descriptors for the pty and tty sides and the name of the tty side are - * returned (the buffer must be able to hold at least 64 characters). - */ - -int -pty_allocate(int *ptyfd, int *ttyfd, char *namebuf, int namebuflen) -{ -#if defined(HAVE_OPENPTY) || defined(BSD4_4) - /* openpty(3) exists in OSF/1 and some other os'es */ - char buf[64]; - int i; - - i = openpty(ptyfd, ttyfd, buf, NULL, NULL); - if (i < 0) { - error("openpty: %.100s", strerror(errno)); - return 0; - } - strlcpy(namebuf, buf, namebuflen); /* possible truncation */ - return 1; -#else /* HAVE_OPENPTY */ -#ifdef HAVE__GETPTY - /* - * _getpty(3) exists in SGI Irix 4.x, 5.x & 6.x -- it generates more - * pty's automagically when needed - */ - char *slave; - - slave = _getpty(ptyfd, O_RDWR, 0622, 0); - if (slave == NULL) { - error("_getpty: %.100s", strerror(errno)); - return 0; - } - strlcpy(namebuf, slave, namebuflen); - /* Open the slave side. */ - *ttyfd = open(namebuf, O_RDWR | O_NOCTTY); - if (*ttyfd < 0) { - error("%.200s: %.100s", namebuf, strerror(errno)); - close(*ptyfd); - return 0; - } - return 1; -#else /* HAVE__GETPTY */ -#ifdef HAVE_DEV_PTMX - /* - * This code is used e.g. on Solaris 2.x. (Note that Solaris 2.3 - * also has bsd-style ptys, but they simply do not work.) - */ - int ptm; - char *pts; - - ptm = open("/dev/ptmx", O_RDWR | O_NOCTTY); - if (ptm < 0) { - error("/dev/ptmx: %.100s", strerror(errno)); - return 0; - } - if (grantpt(ptm) < 0) { - error("grantpt: %.100s", strerror(errno)); - return 0; - } - if (unlockpt(ptm) < 0) { - error("unlockpt: %.100s", strerror(errno)); - return 0; - } - pts = ptsname(ptm); - if (pts == NULL) - error("Slave pty side name could not be obtained."); - strlcpy(namebuf, pts, namebuflen); - *ptyfd = ptm; - - /* Open the slave side. */ - *ttyfd = open(namebuf, O_RDWR | O_NOCTTY); - if (*ttyfd < 0) { - error("%.100s: %.100s", namebuf, strerror(errno)); - close(*ptyfd); - return 0; - } - /* Push the appropriate streams modules, as described in Solaris pts(7). */ - if (ioctl(*ttyfd, I_PUSH, "ptem") < 0) - error("ioctl I_PUSH ptem: %.100s", strerror(errno)); - if (ioctl(*ttyfd, I_PUSH, "ldterm") < 0) - error("ioctl I_PUSH ldterm: %.100s", strerror(errno)); - if (ioctl(*ttyfd, I_PUSH, "ttcompat") < 0) - error("ioctl I_PUSH ttcompat: %.100s", strerror(errno)); - return 1; -#else /* HAVE_DEV_PTMX */ -#ifdef HAVE_DEV_PTS_AND_PTC - /* AIX-style pty code. */ - const char *name; - - *ptyfd = open("/dev/ptc", O_RDWR | O_NOCTTY); - if (*ptyfd < 0) { - error("Could not open /dev/ptc: %.100s", strerror(errno)); - return 0; - } - name = ttyname(*ptyfd); - if (!name) - fatal("Open of /dev/ptc returns device for which ttyname fails."); - strlcpy(namebuf, name, namebuflen); - *ttyfd = open(name, O_RDWR | O_NOCTTY); - if (*ttyfd < 0) { - error("Could not open pty slave side %.100s: %.100s", - name, strerror(errno)); - close(*ptyfd); - return 0; - } - return 1; -#else /* HAVE_DEV_PTS_AND_PTC */ - /* BSD-style pty code. */ - char buf[64]; - int i; - const char *ptymajors = "pqrstuvwxyzabcdefghijklmnoABCDEFGHIJKLMNOPQRSTUVWXYZ"; - const char *ptyminors = "0123456789abcdef"; - int num_minors = strlen(ptyminors); - int num_ptys = strlen(ptymajors) * num_minors; - - for (i = 0; i < num_ptys; i++) { - snprintf(buf, sizeof buf, "/dev/pty%c%c", ptymajors[i / num_minors], - ptyminors[i % num_minors]); - *ptyfd = open(buf, O_RDWR | O_NOCTTY); - if (*ptyfd < 0) - continue; - snprintf(namebuf, namebuflen, "/dev/tty%c%c", - ptymajors[i / num_minors], ptyminors[i % num_minors]); - - /* Open the slave side. */ - *ttyfd = open(namebuf, O_RDWR | O_NOCTTY); - if (*ttyfd < 0) { - error("%.100s: %.100s", namebuf, strerror(errno)); - close(*ptyfd); - return 0; - } - return 1; - } - return 0; -#endif /* HAVE_DEV_PTS_AND_PTC */ -#endif /* HAVE_DEV_PTMX */ -#endif /* HAVE__GETPTY */ -#endif /* HAVE_OPENPTY */ -} - -/* Releases the tty. Its ownership is returned to root, and permissions to 0666. */ - -void -pty_release(const char *ttyname) -{ - if (chown(ttyname, (uid_t) 0, (gid_t) 0) < 0) - error("chown %.100s 0 0 failed: %.100s", ttyname, strerror(errno)); - if (chmod(ttyname, (mode_t) 0666) < 0) - error("chmod %.100s 0666 failed: %.100s", ttyname, strerror(errno)); -} - -/* Makes the tty the processes controlling tty and sets it to sane modes. */ - -void -pty_make_controlling_tty(int *ttyfd, const char *ttyname) -{ - int fd; - - /* First disconnect from the old controlling tty. */ -#ifdef TIOCNOTTY - fd = open("/dev/tty", O_RDWR | O_NOCTTY); - if (fd >= 0) { - (void) ioctl(fd, TIOCNOTTY, NULL); - close(fd); - } -#endif /* TIOCNOTTY */ - if (setsid() < 0) - error("setsid: %.100s", strerror(errno)); - - /* - * Verify that we are successfully disconnected from the controlling - * tty. - */ - fd = open("/dev/tty", O_RDWR | O_NOCTTY); - if (fd >= 0) { - error("Failed to disconnect from controlling tty."); - close(fd); - } - /* Make it our controlling tty. */ -#ifdef TIOCSCTTY - debug("Setting controlling tty using TIOCSCTTY."); - /* - * We ignore errors from this, because HPSUX defines TIOCSCTTY, but - * returns EINVAL with these arguments, and there is absolutely no - * documentation. - */ - ioctl(*ttyfd, TIOCSCTTY, NULL); -#endif /* TIOCSCTTY */ - fd = open(ttyname, O_RDWR); - if (fd < 0) - error("%.100s: %.100s", ttyname, strerror(errno)); - else - close(fd); - - /* Verify that we now have a controlling tty. */ - fd = open("/dev/tty", O_WRONLY); - if (fd < 0) - error("open /dev/tty failed - could not set controlling tty: %.100s", - strerror(errno)); - else { - close(fd); - } -} - -/* Changes the window size associated with the pty. */ - -void -pty_change_window_size(int ptyfd, int row, int col, - int xpixel, int ypixel) -{ - struct winsize w; - w.ws_row = row; - w.ws_col = col; - w.ws_xpixel = xpixel; - w.ws_ypixel = ypixel; - (void) ioctl(ptyfd, TIOCSWINSZ, &w); -} - -void -pty_setowner(struct passwd *pw, const char *ttyname) -{ - struct group *grp; - gid_t gid; - mode_t mode; - - /* Determine the group to make the owner of the tty. */ - grp = getgrnam("tty"); - if (grp) { - gid = grp->gr_gid; - mode = S_IRUSR | S_IWUSR | S_IWGRP; - } else { - gid = pw->pw_gid; - mode = S_IRUSR | S_IWUSR | S_IWGRP | S_IWOTH; - } - - /* Change ownership of the tty. */ - if (chown(ttyname, pw->pw_uid, gid) < 0) - fatal("chown(%.100s, %d, %d) failed: %.100s", - ttyname, pw->pw_uid, gid, strerror(errno)); - if (chmod(ttyname, mode) < 0) - fatal("chmod(%.100s, 0%o) failed: %.100s", - ttyname, mode, strerror(errno)); -} diff --git a/crypto/openssh/pty.h b/crypto/openssh/pty.h deleted file mode 100644 index 13d8e6026cc3c..0000000000000 --- a/crypto/openssh/pty.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Functions for allocating a pseudo-terminal and making it the controlling - * tty. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - */ - -/* RCSID("$OpenBSD: pty.h,v 1.8 2000/09/07 20:27:52 deraadt Exp $"); */ - -#ifndef PTY_H -#define PTY_H - -/* - * Allocates and opens a pty. Returns 0 if no pty could be allocated, or - * nonzero if a pty was successfully allocated. On success, open file - * descriptors for the pty and tty sides and the name of the tty side are - * returned (the buffer must be able to hold at least 64 characters). - */ -int pty_allocate(int *ptyfd, int *ttyfd, char *ttyname, int ttynamelen); - -/* - * Releases the tty. Its ownership is returned to root, and permissions to - * 0666. - */ -void pty_release(const char *ttyname); - -/* - * Makes the tty the processes controlling tty and sets it to sane modes. - * This may need to reopen the tty to get rid of possible eavesdroppers. - */ -void pty_make_controlling_tty(int *ttyfd, const char *ttyname); - -/* Changes the window size associated with the pty. */ -void -pty_change_window_size(int ptyfd, int row, int col, - int xpixel, int ypixel); - -void pty_setowner(struct passwd *pw, const char *ttyname); - -#endif /* PTY_H */ diff --git a/crypto/openssh/scp-common.c b/crypto/openssh/scp-common.c deleted file mode 100644 index 7e5f09c74fae3..0000000000000 --- a/crypto/openssh/scp-common.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright (c) 1999 Theo de Raadt. All rights reserved. - * Copyright (c) 1999 Aaron Campbell. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Parts from: - * - * Copyright (c) 1983, 1990, 1992, 1993, 1995 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -#include "includes.h" -RCSID("$OpenBSD: scp-common.c,v 1.1 2001/04/16 02:31:43 mouring Exp $"); - -char * -cleanhostname(host) - char *host; -{ - if (*host == '[' && host[strlen(host) - 1] == ']') { - host[strlen(host) - 1] = '\0'; - return (host + 1); - } else - return host; -} - -char * -colon(cp) - char *cp; -{ - int flag = 0; - - if (*cp == ':') /* Leading colon is part of file name. */ - return (0); - if (*cp == '[') - flag = 1; - - for (; *cp; ++cp) { - if (*cp == '@' && *(cp+1) == '[') - flag = 1; - if (*cp == ']' && *(cp+1) == ':' && flag) - return (cp+1); - if (*cp == ':' && !flag) - return (cp); - if (*cp == '/') - return (0); - } - return (0); -} diff --git a/crypto/openssh/scp-common.h b/crypto/openssh/scp-common.h deleted file mode 100644 index e0ab6ec32a7d0..0000000000000 --- a/crypto/openssh/scp-common.h +++ /dev/null @@ -1,64 +0,0 @@ -/* $OpenBSD: scp-common.h,v 1.1 2001/04/16 02:31:43 mouring Exp $ */ -/* - * Copyright (c) 1999 Theo de Raadt. All rights reserved. - * Copyright (c) 1999 Aaron Campbell. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Parts from: - * - * Copyright (c) 1983, 1990, 1992, 1993, 1995 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -char *cleanhostname(char *host); -char *colon(char *cp); diff --git a/crypto/openssh/util.c b/crypto/openssh/util.c deleted file mode 100644 index 1a591a6f0f518..0000000000000 --- a/crypto/openssh/util.c +++ /dev/null @@ -1,96 +0,0 @@ -/* $OpenBSD: util.c,v 1.6 2000/10/27 07:32:19 markus Exp $ */ - -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "includes.h" -RCSID("$OpenBSD: util.c,v 1.6 2000/10/27 07:32:19 markus Exp $"); - -#include "ssh.h" - -char * -chop(char *s) -{ - char *t = s; - while (*t) { - if(*t == '\n' || *t == '\r') { - *t = '\0'; - return s; - } - t++; - } - return s; - -} - -void -set_nonblock(int fd) -{ - int val; - val = fcntl(fd, F_GETFL, 0); - if (val < 0) { - error("fcntl(%d, F_GETFL, 0): %s", fd, strerror(errno)); - return; - } - if (val & O_NONBLOCK) { - debug("fd %d IS O_NONBLOCK", fd); - return; - } - debug("fd %d setting O_NONBLOCK", fd); - val |= O_NONBLOCK; - if (fcntl(fd, F_SETFL, val) == -1) - if (errno != ENODEV) - error("fcntl(%d, F_SETFL, O_NONBLOCK): %s", - fd, strerror(errno)); -} - -/* Characters considered whitespace in strsep calls. */ -#define WHITESPACE " \t\r\n" - -char * -strdelim(char **s) -{ - char *old; - int wspace = 0; - - if (*s == NULL) - return NULL; - - old = *s; - - *s = strpbrk(*s, WHITESPACE "="); - if (*s == NULL) - return (old); - - /* Allow only one '=' to be skipped */ - if (*s[0] == '=') - wspace = 1; - *s[0] = '\0'; - - *s += strspn(*s + 1, WHITESPACE) + 1; - if (*s[0] == '=' && !wspace) - *s += strspn(*s + 1, WHITESPACE) + 1; - - return (old); -} |